152c9ce25SScott Long /*- 252c9ce25SScott Long * Copyright (c) 2009 Alexander Motin <mav@FreeBSD.org> 352c9ce25SScott Long * All rights reserved. 452c9ce25SScott Long * 552c9ce25SScott Long * Redistribution and use in source and binary forms, with or without 652c9ce25SScott Long * modification, are permitted provided that the following conditions 752c9ce25SScott Long * are met: 852c9ce25SScott Long * 1. Redistributions of source code must retain the above copyright 952c9ce25SScott Long * notice, this list of conditions and the following disclaimer, 1052c9ce25SScott Long * without modification, immediately at the beginning of the file. 1152c9ce25SScott Long * 2. Redistributions in binary form must reproduce the above copyright 1252c9ce25SScott Long * notice, this list of conditions and the following disclaimer in the 1352c9ce25SScott Long * documentation and/or other materials provided with the distribution. 1452c9ce25SScott Long * 1552c9ce25SScott Long * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 1652c9ce25SScott Long * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 1752c9ce25SScott Long * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 1852c9ce25SScott Long * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 1952c9ce25SScott Long * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 2052c9ce25SScott Long * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2152c9ce25SScott Long * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2252c9ce25SScott Long * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2352c9ce25SScott Long * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 2452c9ce25SScott Long * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2552c9ce25SScott Long */ 2652c9ce25SScott Long 2752c9ce25SScott Long #include <sys/cdefs.h> 2852c9ce25SScott Long __FBSDID("$FreeBSD$"); 2952c9ce25SScott Long 3052c9ce25SScott Long #include <sys/param.h> 3152c9ce25SScott Long #include <sys/bus.h> 3252c9ce25SScott Long #include <sys/endian.h> 3352c9ce25SScott Long #include <sys/systm.h> 3452c9ce25SScott Long #include <sys/types.h> 3552c9ce25SScott Long #include <sys/malloc.h> 3652c9ce25SScott Long #include <sys/kernel.h> 3752c9ce25SScott Long #include <sys/time.h> 3852c9ce25SScott Long #include <sys/conf.h> 3952c9ce25SScott Long #include <sys/fcntl.h> 4052c9ce25SScott Long #include <sys/md5.h> 4152c9ce25SScott Long #include <sys/interrupt.h> 4252c9ce25SScott Long #include <sys/sbuf.h> 4352c9ce25SScott Long 4452c9ce25SScott Long #include <sys/lock.h> 4552c9ce25SScott Long #include <sys/mutex.h> 4652c9ce25SScott Long #include <sys/sysctl.h> 4752c9ce25SScott Long 4852c9ce25SScott Long #ifdef PC98 4952c9ce25SScott Long #include <pc98/pc98/pc98_machdep.h> /* geometry translation */ 5052c9ce25SScott Long #endif 5152c9ce25SScott Long 5252c9ce25SScott Long #include <cam/cam.h> 5352c9ce25SScott Long #include <cam/cam_ccb.h> 5452c9ce25SScott Long #include <cam/cam_queue.h> 5552c9ce25SScott Long #include <cam/cam_periph.h> 5652c9ce25SScott Long #include <cam/cam_sim.h> 5752c9ce25SScott Long #include <cam/cam_xpt.h> 5852c9ce25SScott Long #include <cam/cam_xpt_sim.h> 5952c9ce25SScott Long #include <cam/cam_xpt_periph.h> 6052c9ce25SScott Long #include <cam/cam_xpt_internal.h> 6152c9ce25SScott Long #include <cam/cam_debug.h> 6252c9ce25SScott Long 6352c9ce25SScott Long #include <cam/scsi/scsi_all.h> 6452c9ce25SScott Long #include <cam/scsi/scsi_message.h> 6552c9ce25SScott Long #include <cam/ata/ata_all.h> 6652c9ce25SScott Long #include <machine/stdarg.h> /* for xpt_print below */ 6752c9ce25SScott Long #include "opt_cam.h" 6852c9ce25SScott Long 6930a4094fSAlexander Motin struct ata_quirk_entry { 7052c9ce25SScott Long struct scsi_inquiry_pattern inq_pat; 7152c9ce25SScott Long u_int8_t quirks; 7230a4094fSAlexander Motin #define CAM_QUIRK_MAXTAGS 0x01 7352c9ce25SScott Long u_int maxtags; 7452c9ce25SScott Long }; 7552c9ce25SScott Long 7652c9ce25SScott Long static periph_init_t probe_periph_init; 7752c9ce25SScott Long 7852c9ce25SScott Long static struct periph_driver probe_driver = 7952c9ce25SScott Long { 80f09f8e3eSAlexander Motin probe_periph_init, "aprobe", 811e637ba6SAlexander Motin TAILQ_HEAD_INITIALIZER(probe_driver.units), /* generation */ 0, 821e637ba6SAlexander Motin CAM_PERIPH_DRV_EARLY 8352c9ce25SScott Long }; 8452c9ce25SScott Long 85f09f8e3eSAlexander Motin PERIPHDRIVER_DECLARE(aprobe, probe_driver); 8652c9ce25SScott Long 8752c9ce25SScott Long typedef enum { 8852c9ce25SScott Long PROBE_RESET, 8952c9ce25SScott Long PROBE_IDENTIFY, 9052c9ce25SScott Long PROBE_SETMODE, 911e637ba6SAlexander Motin PROBE_SET_MULTI, 9252c9ce25SScott Long PROBE_INQUIRY, 9352c9ce25SScott Long PROBE_FULL_INQUIRY, 9452c9ce25SScott Long PROBE_PM_PID, 9552c9ce25SScott Long PROBE_PM_PRV, 9652c9ce25SScott Long PROBE_INVALID 9752c9ce25SScott Long } probe_action; 9852c9ce25SScott Long 9952c9ce25SScott Long static char *probe_action_text[] = { 10052c9ce25SScott Long "PROBE_RESET", 10152c9ce25SScott Long "PROBE_IDENTIFY", 10252c9ce25SScott Long "PROBE_SETMODE", 1031e637ba6SAlexander Motin "PROBE_SET_MULTI", 10452c9ce25SScott Long "PROBE_INQUIRY", 10552c9ce25SScott Long "PROBE_FULL_INQUIRY", 10652c9ce25SScott Long "PROBE_PM_PID", 10752c9ce25SScott Long "PROBE_PM_PRV", 10852c9ce25SScott Long "PROBE_INVALID" 10952c9ce25SScott Long }; 11052c9ce25SScott Long 11152c9ce25SScott Long #define PROBE_SET_ACTION(softc, newaction) \ 11252c9ce25SScott Long do { \ 11352c9ce25SScott Long char **text; \ 11452c9ce25SScott Long text = probe_action_text; \ 11552c9ce25SScott Long CAM_DEBUG((softc)->periph->path, CAM_DEBUG_INFO, \ 11652c9ce25SScott Long ("Probe %s to %s\n", text[(softc)->action], \ 11752c9ce25SScott Long text[(newaction)])); \ 11852c9ce25SScott Long (softc)->action = (newaction); \ 11952c9ce25SScott Long } while(0) 12052c9ce25SScott Long 12152c9ce25SScott Long typedef enum { 12252c9ce25SScott Long PROBE_NO_ANNOUNCE = 0x04 12352c9ce25SScott Long } probe_flags; 12452c9ce25SScott Long 12552c9ce25SScott Long typedef struct { 12652c9ce25SScott Long TAILQ_HEAD(, ccb_hdr) request_ccbs; 12752c9ce25SScott Long probe_action action; 12852c9ce25SScott Long union ccb saved_ccb; 12952c9ce25SScott Long probe_flags flags; 13052c9ce25SScott Long u_int8_t digest[16]; 13152c9ce25SScott Long uint32_t pm_pid; 13252c9ce25SScott Long uint32_t pm_prv; 13383c5d981SAlexander Motin int restart; 13452c9ce25SScott Long struct cam_periph *periph; 13552c9ce25SScott Long } probe_softc; 13652c9ce25SScott Long 13730a4094fSAlexander Motin static struct ata_quirk_entry ata_quirk_table[] = 13852c9ce25SScott Long { 13952c9ce25SScott Long { 14052c9ce25SScott Long /* Default tagged queuing parameters for all devices */ 14152c9ce25SScott Long { 14252c9ce25SScott Long T_ANY, SIP_MEDIA_REMOVABLE|SIP_MEDIA_FIXED, 14352c9ce25SScott Long /*vendor*/"*", /*product*/"*", /*revision*/"*" 14452c9ce25SScott Long }, 14530a4094fSAlexander Motin /*quirks*/0, /*maxtags*/0 14652c9ce25SScott Long }, 14752c9ce25SScott Long }; 14852c9ce25SScott Long 14930a4094fSAlexander Motin static const int ata_quirk_table_size = 15030a4094fSAlexander Motin sizeof(ata_quirk_table) / sizeof(*ata_quirk_table); 15152c9ce25SScott Long 15252c9ce25SScott Long static cam_status proberegister(struct cam_periph *periph, 15352c9ce25SScott Long void *arg); 15452c9ce25SScott Long static void probeschedule(struct cam_periph *probe_periph); 15552c9ce25SScott Long static void probestart(struct cam_periph *periph, union ccb *start_ccb); 15652c9ce25SScott Long //static void proberequestdefaultnegotiation(struct cam_periph *periph); 15752c9ce25SScott Long //static int proberequestbackoff(struct cam_periph *periph, 15852c9ce25SScott Long // struct cam_ed *device); 15952c9ce25SScott Long static void probedone(struct cam_periph *periph, union ccb *done_ccb); 16052c9ce25SScott Long static void probecleanup(struct cam_periph *periph); 16130a4094fSAlexander Motin static void ata_find_quirk(struct cam_ed *device); 16252c9ce25SScott Long static void ata_scan_bus(struct cam_periph *periph, union ccb *ccb); 16352c9ce25SScott Long static void ata_scan_lun(struct cam_periph *periph, 16452c9ce25SScott Long struct cam_path *path, cam_flags flags, 16552c9ce25SScott Long union ccb *ccb); 16652c9ce25SScott Long static void xptscandone(struct cam_periph *periph, union ccb *done_ccb); 16752c9ce25SScott Long static struct cam_ed * 16852c9ce25SScott Long ata_alloc_device(struct cam_eb *bus, struct cam_et *target, 16952c9ce25SScott Long lun_id_t lun_id); 17052c9ce25SScott Long static void ata_device_transport(struct cam_path *path); 17130a4094fSAlexander Motin static void ata_set_transfer_settings(struct ccb_trans_settings *cts, 17252c9ce25SScott Long struct cam_ed *device, 17352c9ce25SScott Long int async_update); 17452c9ce25SScott Long static void ata_dev_async(u_int32_t async_code, 17552c9ce25SScott Long struct cam_eb *bus, 17652c9ce25SScott Long struct cam_et *target, 17752c9ce25SScott Long struct cam_ed *device, 17852c9ce25SScott Long void *async_arg); 17952c9ce25SScott Long static void ata_action(union ccb *start_ccb); 18052c9ce25SScott Long 18152c9ce25SScott Long static struct xpt_xport ata_xport = { 18252c9ce25SScott Long .alloc_device = ata_alloc_device, 18352c9ce25SScott Long .action = ata_action, 18452c9ce25SScott Long .async = ata_dev_async, 18552c9ce25SScott Long }; 18652c9ce25SScott Long 18752c9ce25SScott Long struct xpt_xport * 18852c9ce25SScott Long ata_get_xport(void) 18952c9ce25SScott Long { 19052c9ce25SScott Long return (&ata_xport); 19152c9ce25SScott Long } 19252c9ce25SScott Long 19352c9ce25SScott Long static void 19452c9ce25SScott Long probe_periph_init() 19552c9ce25SScott Long { 19652c9ce25SScott Long } 19752c9ce25SScott Long 19852c9ce25SScott Long static cam_status 19952c9ce25SScott Long proberegister(struct cam_periph *periph, void *arg) 20052c9ce25SScott Long { 20152c9ce25SScott Long union ccb *request_ccb; /* CCB representing the probe request */ 20252c9ce25SScott Long cam_status status; 20352c9ce25SScott Long probe_softc *softc; 20452c9ce25SScott Long 20552c9ce25SScott Long request_ccb = (union ccb *)arg; 20652c9ce25SScott Long if (periph == NULL) { 20752c9ce25SScott Long printf("proberegister: periph was NULL!!\n"); 20852c9ce25SScott Long return(CAM_REQ_CMP_ERR); 20952c9ce25SScott Long } 21052c9ce25SScott Long 21152c9ce25SScott Long if (request_ccb == NULL) { 21252c9ce25SScott Long printf("proberegister: no probe CCB, " 21352c9ce25SScott Long "can't register device\n"); 21452c9ce25SScott Long return(CAM_REQ_CMP_ERR); 21552c9ce25SScott Long } 21652c9ce25SScott Long 21752c9ce25SScott Long softc = (probe_softc *)malloc(sizeof(*softc), M_CAMXPT, M_NOWAIT); 21852c9ce25SScott Long 21952c9ce25SScott Long if (softc == NULL) { 22052c9ce25SScott Long printf("proberegister: Unable to probe new device. " 22152c9ce25SScott Long "Unable to allocate softc\n"); 22252c9ce25SScott Long return(CAM_REQ_CMP_ERR); 22352c9ce25SScott Long } 22452c9ce25SScott Long TAILQ_INIT(&softc->request_ccbs); 22552c9ce25SScott Long TAILQ_INSERT_TAIL(&softc->request_ccbs, &request_ccb->ccb_h, 22652c9ce25SScott Long periph_links.tqe); 22752c9ce25SScott Long softc->flags = 0; 22852c9ce25SScott Long periph->softc = softc; 22952c9ce25SScott Long softc->periph = periph; 23052c9ce25SScott Long softc->action = PROBE_INVALID; 23152c9ce25SScott Long status = cam_periph_acquire(periph); 23252c9ce25SScott Long if (status != CAM_REQ_CMP) { 23352c9ce25SScott Long return (status); 23452c9ce25SScott Long } 23552c9ce25SScott Long /* 23683c5d981SAlexander Motin * Ensure nobody slip in until probe finish. 23752c9ce25SScott Long */ 23883c5d981SAlexander Motin cam_freeze_devq_arg(periph->path, 23983c5d981SAlexander Motin RELSIM_RELEASE_RUNLEVEL, CAM_RL_XPT + 1); 24052c9ce25SScott Long probeschedule(periph); 24152c9ce25SScott Long return(CAM_REQ_CMP); 24252c9ce25SScott Long } 24352c9ce25SScott Long 24452c9ce25SScott Long static void 24552c9ce25SScott Long probeschedule(struct cam_periph *periph) 24652c9ce25SScott Long { 24752c9ce25SScott Long union ccb *ccb; 24852c9ce25SScott Long probe_softc *softc; 24952c9ce25SScott Long 25052c9ce25SScott Long softc = (probe_softc *)periph->softc; 25152c9ce25SScott Long ccb = (union ccb *)TAILQ_FIRST(&softc->request_ccbs); 25252c9ce25SScott Long 25365d0fb03SAlexander Motin if ((periph->path->device->flags & CAM_DEV_UNCONFIGURED) || 25465d0fb03SAlexander Motin periph->path->device->protocol == PROTO_SATAPM) 25552c9ce25SScott Long PROBE_SET_ACTION(softc, PROBE_RESET); 25652c9ce25SScott Long else 25752c9ce25SScott Long PROBE_SET_ACTION(softc, PROBE_IDENTIFY); 25852c9ce25SScott Long 25952c9ce25SScott Long if (ccb->crcn.flags & CAM_EXPECT_INQ_CHANGE) 26052c9ce25SScott Long softc->flags |= PROBE_NO_ANNOUNCE; 26152c9ce25SScott Long else 26252c9ce25SScott Long softc->flags &= ~PROBE_NO_ANNOUNCE; 26352c9ce25SScott Long 26483c5d981SAlexander Motin xpt_schedule(periph, CAM_PRIORITY_XPT); 26552c9ce25SScott Long } 26652c9ce25SScott Long 26752c9ce25SScott Long static void 26852c9ce25SScott Long probestart(struct cam_periph *periph, union ccb *start_ccb) 26952c9ce25SScott Long { 270c8039fc6SAlexander Motin struct ccb_trans_settings cts; 27152c9ce25SScott Long struct ccb_ataio *ataio; 27252c9ce25SScott Long struct ccb_scsiio *csio; 27352c9ce25SScott Long probe_softc *softc; 2741e637ba6SAlexander Motin struct cam_path *path; 2751e637ba6SAlexander Motin struct ata_params *ident_buf; 27652c9ce25SScott Long 27752c9ce25SScott Long CAM_DEBUG(start_ccb->ccb_h.path, CAM_DEBUG_TRACE, ("probestart\n")); 27852c9ce25SScott Long 27952c9ce25SScott Long softc = (probe_softc *)periph->softc; 2801e637ba6SAlexander Motin path = start_ccb->ccb_h.path; 28152c9ce25SScott Long ataio = &start_ccb->ataio; 28252c9ce25SScott Long csio = &start_ccb->csio; 2831e637ba6SAlexander Motin ident_buf = &periph->path->device->ident_data; 28452c9ce25SScott Long 28583c5d981SAlexander Motin if (softc->restart) { 28683c5d981SAlexander Motin softc->restart = 0; 28783c5d981SAlexander Motin if ((path->device->flags & CAM_DEV_UNCONFIGURED) || 28883c5d981SAlexander Motin path->device->protocol == PROTO_SATAPM) 28983c5d981SAlexander Motin softc->action = PROBE_RESET; 29083c5d981SAlexander Motin else 29183c5d981SAlexander Motin softc->action = PROBE_IDENTIFY; 29283c5d981SAlexander Motin } 29352c9ce25SScott Long switch (softc->action) { 29452c9ce25SScott Long case PROBE_RESET: 29552c9ce25SScott Long cam_fill_ataio(ataio, 29652c9ce25SScott Long 0, 29752c9ce25SScott Long probedone, 29852c9ce25SScott Long /*flags*/CAM_DIR_NONE, 29965d0fb03SAlexander Motin 0, 30052c9ce25SScott Long /*data_ptr*/NULL, 30152c9ce25SScott Long /*dxfer_len*/0, 30283c5d981SAlexander Motin 15 * 1000); 30352c9ce25SScott Long ata_reset_cmd(ataio); 30452c9ce25SScott Long break; 30552c9ce25SScott Long case PROBE_IDENTIFY: 30652c9ce25SScott Long if ((periph->path->device->flags & CAM_DEV_UNCONFIGURED) == 0) { 30752c9ce25SScott Long /* Prepare check that it is the same device. */ 30852c9ce25SScott Long MD5_CTX context; 30952c9ce25SScott Long 31052c9ce25SScott Long MD5Init(&context); 31152c9ce25SScott Long MD5Update(&context, 31252c9ce25SScott Long (unsigned char *)ident_buf->model, 31352c9ce25SScott Long sizeof(ident_buf->model)); 31452c9ce25SScott Long MD5Update(&context, 31552c9ce25SScott Long (unsigned char *)ident_buf->revision, 31652c9ce25SScott Long sizeof(ident_buf->revision)); 31752c9ce25SScott Long MD5Update(&context, 31852c9ce25SScott Long (unsigned char *)ident_buf->serial, 31952c9ce25SScott Long sizeof(ident_buf->serial)); 32052c9ce25SScott Long MD5Final(softc->digest, &context); 32152c9ce25SScott Long } 32252c9ce25SScott Long cam_fill_ataio(ataio, 32352c9ce25SScott Long 1, 32452c9ce25SScott Long probedone, 32552c9ce25SScott Long /*flags*/CAM_DIR_IN, 32665d0fb03SAlexander Motin 0, 32752c9ce25SScott Long /*data_ptr*/(u_int8_t *)ident_buf, 32852c9ce25SScott Long /*dxfer_len*/sizeof(struct ata_params), 32952c9ce25SScott Long 30 * 1000); 33052c9ce25SScott Long if (periph->path->device->protocol == PROTO_ATA) 3317606b445SAlexander Motin ata_28bit_cmd(ataio, ATA_ATA_IDENTIFY, 0, 0, 0); 33252c9ce25SScott Long else 3337606b445SAlexander Motin ata_28bit_cmd(ataio, ATA_ATAPI_IDENTIFY, 0, 0, 0); 33452c9ce25SScott Long break; 33552c9ce25SScott Long case PROBE_SETMODE: 336c8039fc6SAlexander Motin { 337c8039fc6SAlexander Motin int mode, wantmode; 338c8039fc6SAlexander Motin 339c8039fc6SAlexander Motin mode = 0; 340c8039fc6SAlexander Motin /* Fetch user modes from SIM. */ 341c8039fc6SAlexander Motin bzero(&cts, sizeof(cts)); 34283c5d981SAlexander Motin xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE); 343c8039fc6SAlexander Motin cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS; 344c8039fc6SAlexander Motin cts.type = CTS_TYPE_USER_SETTINGS; 345c8039fc6SAlexander Motin xpt_action((union ccb *)&cts); 346c8039fc6SAlexander Motin if (path->device->transport == XPORT_ATA) { 347c8039fc6SAlexander Motin if (cts.xport_specific.ata.valid & CTS_ATA_VALID_MODE) 348c8039fc6SAlexander Motin mode = cts.xport_specific.ata.mode; 349c8039fc6SAlexander Motin } else { 3501a6f09b8SAlexander Motin if (cts.xport_specific.sata.valid & CTS_SATA_VALID_MODE) 351c8039fc6SAlexander Motin mode = cts.xport_specific.sata.mode; 352c8039fc6SAlexander Motin } 353c8039fc6SAlexander Motin negotiate: 354c8039fc6SAlexander Motin /* Honor device capabilities. */ 355c8039fc6SAlexander Motin wantmode = mode = ata_max_mode(ident_buf, mode); 356c8039fc6SAlexander Motin /* Report modes to SIM. */ 357c8039fc6SAlexander Motin bzero(&cts, sizeof(cts)); 35883c5d981SAlexander Motin xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE); 359c8039fc6SAlexander Motin cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS; 360c8039fc6SAlexander Motin cts.type = CTS_TYPE_CURRENT_SETTINGS; 361c8039fc6SAlexander Motin if (path->device->transport == XPORT_ATA) { 362c8039fc6SAlexander Motin cts.xport_specific.ata.mode = mode; 363c8039fc6SAlexander Motin cts.xport_specific.ata.valid = CTS_ATA_VALID_MODE; 364c8039fc6SAlexander Motin } else { 365c8039fc6SAlexander Motin cts.xport_specific.sata.mode = mode; 366c8039fc6SAlexander Motin cts.xport_specific.sata.valid = CTS_SATA_VALID_MODE; 367c8039fc6SAlexander Motin } 368c8039fc6SAlexander Motin xpt_action((union ccb *)&cts); 369066f913aSAlexander Motin /* Fetch current modes from SIM. */ 370c8039fc6SAlexander Motin bzero(&cts, sizeof(cts)); 37183c5d981SAlexander Motin xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE); 372c8039fc6SAlexander Motin cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS; 373c8039fc6SAlexander Motin cts.type = CTS_TYPE_CURRENT_SETTINGS; 374c8039fc6SAlexander Motin xpt_action((union ccb *)&cts); 375c8039fc6SAlexander Motin if (path->device->transport == XPORT_ATA) { 376c8039fc6SAlexander Motin if (cts.xport_specific.ata.valid & CTS_ATA_VALID_MODE) 377c8039fc6SAlexander Motin mode = cts.xport_specific.ata.mode; 378c8039fc6SAlexander Motin } else { 379c8039fc6SAlexander Motin if (cts.xport_specific.ata.valid & CTS_SATA_VALID_MODE) 380c8039fc6SAlexander Motin mode = cts.xport_specific.sata.mode; 381c8039fc6SAlexander Motin } 382c8039fc6SAlexander Motin /* If SIM disagree - renegotiate. */ 383c8039fc6SAlexander Motin if (mode != wantmode) 384c8039fc6SAlexander Motin goto negotiate; 38552c9ce25SScott Long cam_fill_ataio(ataio, 38652c9ce25SScott Long 1, 38752c9ce25SScott Long probedone, 3885daa555dSAlexander Motin /*flags*/CAM_DIR_NONE, 3895daa555dSAlexander Motin 0, 3905daa555dSAlexander Motin /*data_ptr*/NULL, 3915daa555dSAlexander Motin /*dxfer_len*/0, 39252c9ce25SScott Long 30 * 1000); 393c8039fc6SAlexander Motin ata_28bit_cmd(ataio, ATA_SETFEATURES, ATA_SF_SETXFER, 0, mode); 39452c9ce25SScott Long break; 395c8039fc6SAlexander Motin } 3961e637ba6SAlexander Motin case PROBE_SET_MULTI: 3971e637ba6SAlexander Motin { 398066f913aSAlexander Motin u_int sectors, bytecount; 3991e637ba6SAlexander Motin 400066f913aSAlexander Motin bytecount = 8192; /* SATA maximum */ 401066f913aSAlexander Motin /* Fetch user bytecount from SIM. */ 402066f913aSAlexander Motin bzero(&cts, sizeof(cts)); 40383c5d981SAlexander Motin xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE); 404066f913aSAlexander Motin cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS; 405066f913aSAlexander Motin cts.type = CTS_TYPE_USER_SETTINGS; 406066f913aSAlexander Motin xpt_action((union ccb *)&cts); 407066f913aSAlexander Motin if (path->device->transport == XPORT_ATA) { 408066f913aSAlexander Motin if (cts.xport_specific.ata.valid & CTS_ATA_VALID_BYTECOUNT) 409066f913aSAlexander Motin bytecount = cts.xport_specific.ata.bytecount; 410066f913aSAlexander Motin } else { 411066f913aSAlexander Motin if (cts.xport_specific.sata.valid & CTS_SATA_VALID_BYTECOUNT) 412066f913aSAlexander Motin bytecount = cts.xport_specific.sata.bytecount; 413066f913aSAlexander Motin } 414066f913aSAlexander Motin /* Honor device capabilities. */ 415066f913aSAlexander Motin sectors = max(1, min(ident_buf->sectors_intr & 0xff, 416066f913aSAlexander Motin bytecount / ata_logical_sector_size(ident_buf))); 4171e637ba6SAlexander Motin /* Report bytecount to SIM. */ 4181e637ba6SAlexander Motin bzero(&cts, sizeof(cts)); 41983c5d981SAlexander Motin xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE); 4201e637ba6SAlexander Motin cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS; 4211e637ba6SAlexander Motin cts.type = CTS_TYPE_CURRENT_SETTINGS; 4221e637ba6SAlexander Motin if (path->device->transport == XPORT_ATA) { 423c1bd46c2SAlexander Motin cts.xport_specific.ata.bytecount = sectors * 424c1bd46c2SAlexander Motin ata_logical_sector_size(ident_buf); 4251e637ba6SAlexander Motin cts.xport_specific.ata.valid = CTS_ATA_VALID_BYTECOUNT; 4261e637ba6SAlexander Motin } else { 427c1bd46c2SAlexander Motin cts.xport_specific.sata.bytecount = sectors * 428c1bd46c2SAlexander Motin ata_logical_sector_size(ident_buf); 4291e637ba6SAlexander Motin cts.xport_specific.sata.valid = CTS_SATA_VALID_BYTECOUNT; 4301e637ba6SAlexander Motin } 4311e637ba6SAlexander Motin xpt_action((union ccb *)&cts); 432066f913aSAlexander Motin /* Fetch current bytecount from SIM. */ 433066f913aSAlexander Motin bzero(&cts, sizeof(cts)); 43483c5d981SAlexander Motin xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE); 435066f913aSAlexander Motin cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS; 436066f913aSAlexander Motin cts.type = CTS_TYPE_CURRENT_SETTINGS; 437066f913aSAlexander Motin xpt_action((union ccb *)&cts); 438066f913aSAlexander Motin if (path->device->transport == XPORT_ATA) { 439066f913aSAlexander Motin if (cts.xport_specific.ata.valid & CTS_ATA_VALID_BYTECOUNT) 440066f913aSAlexander Motin bytecount = cts.xport_specific.ata.bytecount; 441066f913aSAlexander Motin } else { 442066f913aSAlexander Motin if (cts.xport_specific.sata.valid & CTS_SATA_VALID_BYTECOUNT) 443066f913aSAlexander Motin bytecount = cts.xport_specific.sata.bytecount; 444066f913aSAlexander Motin } 445066f913aSAlexander Motin sectors = bytecount / ata_logical_sector_size(ident_buf); 4461e637ba6SAlexander Motin 4471e637ba6SAlexander Motin cam_fill_ataio(ataio, 4481e637ba6SAlexander Motin 1, 4491e637ba6SAlexander Motin probedone, 4501e637ba6SAlexander Motin CAM_DIR_NONE, 4511e637ba6SAlexander Motin 0, 4521e637ba6SAlexander Motin NULL, 4531e637ba6SAlexander Motin 0, 4541e637ba6SAlexander Motin 30*1000); 4551e637ba6SAlexander Motin ata_28bit_cmd(ataio, ATA_SET_MULTI, 0, 0, sectors); 4561e637ba6SAlexander Motin break; 45752c9ce25SScott Long } 45852c9ce25SScott Long case PROBE_INQUIRY: 459066f913aSAlexander Motin { 460066f913aSAlexander Motin u_int bytecount; 461066f913aSAlexander Motin 462066f913aSAlexander Motin bytecount = 8192; /* SATA maximum */ 463066f913aSAlexander Motin /* Fetch user bytecount from SIM. */ 464066f913aSAlexander Motin bzero(&cts, sizeof(cts)); 46583c5d981SAlexander Motin xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE); 466066f913aSAlexander Motin cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS; 467066f913aSAlexander Motin cts.type = CTS_TYPE_USER_SETTINGS; 468066f913aSAlexander Motin xpt_action((union ccb *)&cts); 469066f913aSAlexander Motin if (path->device->transport == XPORT_ATA) { 470066f913aSAlexander Motin if (cts.xport_specific.ata.valid & CTS_ATA_VALID_BYTECOUNT) 471066f913aSAlexander Motin bytecount = cts.xport_specific.ata.bytecount; 472066f913aSAlexander Motin } else { 473066f913aSAlexander Motin if (cts.xport_specific.sata.valid & CTS_SATA_VALID_BYTECOUNT) 474066f913aSAlexander Motin bytecount = cts.xport_specific.sata.bytecount; 475066f913aSAlexander Motin } 476066f913aSAlexander Motin /* Honor device capabilities. */ 477066f913aSAlexander Motin bytecount &= ~1; 478066f913aSAlexander Motin bytecount = max(2, min(65534, bytecount)); 479066f913aSAlexander Motin if (ident_buf->satacapabilities != 0x0000 && 480066f913aSAlexander Motin ident_buf->satacapabilities != 0xffff) { 481066f913aSAlexander Motin bytecount = min(8192, bytecount); 482066f913aSAlexander Motin } 483066f913aSAlexander Motin /* Report bytecount to SIM. */ 484066f913aSAlexander Motin bzero(&cts, sizeof(cts)); 48583c5d981SAlexander Motin xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE); 486066f913aSAlexander Motin cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS; 487066f913aSAlexander Motin cts.type = CTS_TYPE_CURRENT_SETTINGS; 488066f913aSAlexander Motin if (path->device->transport == XPORT_ATA) { 489066f913aSAlexander Motin cts.xport_specific.ata.bytecount = bytecount; 490066f913aSAlexander Motin cts.xport_specific.ata.valid = CTS_ATA_VALID_BYTECOUNT; 491066f913aSAlexander Motin } else { 492066f913aSAlexander Motin cts.xport_specific.sata.bytecount = bytecount; 493066f913aSAlexander Motin cts.xport_specific.sata.valid = CTS_SATA_VALID_BYTECOUNT; 494066f913aSAlexander Motin } 495066f913aSAlexander Motin xpt_action((union ccb *)&cts); 496066f913aSAlexander Motin /* FALLTHROUGH */ 497066f913aSAlexander Motin } 49852c9ce25SScott Long case PROBE_FULL_INQUIRY: 49952c9ce25SScott Long { 50052c9ce25SScott Long u_int inquiry_len; 50152c9ce25SScott Long struct scsi_inquiry_data *inq_buf = 50252c9ce25SScott Long &periph->path->device->inq_data; 50352c9ce25SScott Long 50452c9ce25SScott Long if (softc->action == PROBE_INQUIRY) 50552c9ce25SScott Long inquiry_len = SHORT_INQUIRY_LENGTH; 50652c9ce25SScott Long else 50752c9ce25SScott Long inquiry_len = SID_ADDITIONAL_LENGTH(inq_buf); 50852c9ce25SScott Long /* 50952c9ce25SScott Long * Some parallel SCSI devices fail to send an 51052c9ce25SScott Long * ignore wide residue message when dealing with 51152c9ce25SScott Long * odd length inquiry requests. Round up to be 51252c9ce25SScott Long * safe. 51352c9ce25SScott Long */ 51452c9ce25SScott Long inquiry_len = roundup2(inquiry_len, 2); 51552c9ce25SScott Long scsi_inquiry(csio, 51652c9ce25SScott Long /*retries*/1, 51752c9ce25SScott Long probedone, 51852c9ce25SScott Long MSG_SIMPLE_Q_TAG, 51952c9ce25SScott Long (u_int8_t *)inq_buf, 52052c9ce25SScott Long inquiry_len, 52152c9ce25SScott Long /*evpd*/FALSE, 52252c9ce25SScott Long /*page_code*/0, 52352c9ce25SScott Long SSD_MIN_SIZE, 52452c9ce25SScott Long /*timeout*/60 * 1000); 52552c9ce25SScott Long break; 52652c9ce25SScott Long } 52752c9ce25SScott Long case PROBE_PM_PID: 52852c9ce25SScott Long cam_fill_ataio(ataio, 52952c9ce25SScott Long 1, 53052c9ce25SScott Long probedone, 53152c9ce25SScott Long /*flags*/CAM_DIR_NONE, 53265d0fb03SAlexander Motin 0, 53352c9ce25SScott Long /*data_ptr*/NULL, 53452c9ce25SScott Long /*dxfer_len*/0, 53552c9ce25SScott Long 10 * 1000); 53652c9ce25SScott Long ata_pm_read_cmd(ataio, 0, 15); 53752c9ce25SScott Long break; 53852c9ce25SScott Long case PROBE_PM_PRV: 53952c9ce25SScott Long cam_fill_ataio(ataio, 54052c9ce25SScott Long 1, 54152c9ce25SScott Long probedone, 54252c9ce25SScott Long /*flags*/CAM_DIR_NONE, 54365d0fb03SAlexander Motin 0, 54452c9ce25SScott Long /*data_ptr*/NULL, 54552c9ce25SScott Long /*dxfer_len*/0, 54652c9ce25SScott Long 10 * 1000); 54752c9ce25SScott Long ata_pm_read_cmd(ataio, 1, 15); 54852c9ce25SScott Long break; 54952c9ce25SScott Long case PROBE_INVALID: 5501e637ba6SAlexander Motin CAM_DEBUG(path, CAM_DEBUG_INFO, 55152c9ce25SScott Long ("probestart: invalid action state\n")); 55252c9ce25SScott Long default: 55352c9ce25SScott Long break; 55452c9ce25SScott Long } 55552c9ce25SScott Long xpt_action(start_ccb); 55652c9ce25SScott Long } 55752c9ce25SScott Long #if 0 55852c9ce25SScott Long static void 55952c9ce25SScott Long proberequestdefaultnegotiation(struct cam_periph *periph) 56052c9ce25SScott Long { 56152c9ce25SScott Long struct ccb_trans_settings cts; 56252c9ce25SScott Long 56383c5d981SAlexander Motin xpt_setup_ccb(&cts.ccb_h, periph->path, CAM_PRIORITY_NONE); 56452c9ce25SScott Long cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS; 56552c9ce25SScott Long cts.type = CTS_TYPE_USER_SETTINGS; 56652c9ce25SScott Long xpt_action((union ccb *)&cts); 56752c9ce25SScott Long if ((cts.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 56852c9ce25SScott Long return; 56952c9ce25SScott Long } 57052c9ce25SScott Long cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS; 57152c9ce25SScott Long cts.type = CTS_TYPE_CURRENT_SETTINGS; 57252c9ce25SScott Long xpt_action((union ccb *)&cts); 57352c9ce25SScott Long } 57452c9ce25SScott Long 57552c9ce25SScott Long /* 57652c9ce25SScott Long * Backoff Negotiation Code- only pertinent for SPI devices. 57752c9ce25SScott Long */ 57852c9ce25SScott Long static int 57952c9ce25SScott Long proberequestbackoff(struct cam_periph *periph, struct cam_ed *device) 58052c9ce25SScott Long { 58152c9ce25SScott Long struct ccb_trans_settings cts; 58252c9ce25SScott Long struct ccb_trans_settings_spi *spi; 58352c9ce25SScott Long 58452c9ce25SScott Long memset(&cts, 0, sizeof (cts)); 58583c5d981SAlexander Motin xpt_setup_ccb(&cts.ccb_h, periph->path, CAM_PRIORITY_NONE); 58652c9ce25SScott Long cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS; 58752c9ce25SScott Long cts.type = CTS_TYPE_CURRENT_SETTINGS; 58852c9ce25SScott Long xpt_action((union ccb *)&cts); 58952c9ce25SScott Long if ((cts.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 59052c9ce25SScott Long if (bootverbose) { 59152c9ce25SScott Long xpt_print(periph->path, 59252c9ce25SScott Long "failed to get current device settings\n"); 59352c9ce25SScott Long } 59452c9ce25SScott Long return (0); 59552c9ce25SScott Long } 59652c9ce25SScott Long if (cts.transport != XPORT_SPI) { 59752c9ce25SScott Long if (bootverbose) { 59852c9ce25SScott Long xpt_print(periph->path, "not SPI transport\n"); 59952c9ce25SScott Long } 60052c9ce25SScott Long return (0); 60152c9ce25SScott Long } 60252c9ce25SScott Long spi = &cts.xport_specific.spi; 60352c9ce25SScott Long 60452c9ce25SScott Long /* 60552c9ce25SScott Long * We cannot renegotiate sync rate if we don't have one. 60652c9ce25SScott Long */ 60752c9ce25SScott Long if ((spi->valid & CTS_SPI_VALID_SYNC_RATE) == 0) { 60852c9ce25SScott Long if (bootverbose) { 60952c9ce25SScott Long xpt_print(periph->path, "no sync rate known\n"); 61052c9ce25SScott Long } 61152c9ce25SScott Long return (0); 61252c9ce25SScott Long } 61352c9ce25SScott Long 61452c9ce25SScott Long /* 61552c9ce25SScott Long * We'll assert that we don't have to touch PPR options- the 61652c9ce25SScott Long * SIM will see what we do with period and offset and adjust 61752c9ce25SScott Long * the PPR options as appropriate. 61852c9ce25SScott Long */ 61952c9ce25SScott Long 62052c9ce25SScott Long /* 62152c9ce25SScott Long * A sync rate with unknown or zero offset is nonsensical. 62252c9ce25SScott Long * A sync period of zero means Async. 62352c9ce25SScott Long */ 62452c9ce25SScott Long if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) == 0 62552c9ce25SScott Long || spi->sync_offset == 0 || spi->sync_period == 0) { 62652c9ce25SScott Long if (bootverbose) { 62752c9ce25SScott Long xpt_print(periph->path, "no sync rate available\n"); 62852c9ce25SScott Long } 62952c9ce25SScott Long return (0); 63052c9ce25SScott Long } 63152c9ce25SScott Long 63252c9ce25SScott Long if (device->flags & CAM_DEV_DV_HIT_BOTTOM) { 63352c9ce25SScott Long CAM_DEBUG(periph->path, CAM_DEBUG_INFO, 63452c9ce25SScott Long ("hit async: giving up on DV\n")); 63552c9ce25SScott Long return (0); 63652c9ce25SScott Long } 63752c9ce25SScott Long 63852c9ce25SScott Long 63952c9ce25SScott Long /* 64052c9ce25SScott Long * Jump sync_period up by one, but stop at 5MHz and fall back to Async. 64152c9ce25SScott Long * We don't try to remember 'last' settings to see if the SIM actually 64252c9ce25SScott Long * gets into the speed we want to set. We check on the SIM telling 64352c9ce25SScott Long * us that a requested speed is bad, but otherwise don't try and 64452c9ce25SScott Long * check the speed due to the asynchronous and handshake nature 64552c9ce25SScott Long * of speed setting. 64652c9ce25SScott Long */ 64752c9ce25SScott Long spi->valid = CTS_SPI_VALID_SYNC_RATE | CTS_SPI_VALID_SYNC_OFFSET; 64852c9ce25SScott Long for (;;) { 64952c9ce25SScott Long spi->sync_period++; 65052c9ce25SScott Long if (spi->sync_period >= 0xf) { 65152c9ce25SScott Long spi->sync_period = 0; 65252c9ce25SScott Long spi->sync_offset = 0; 65352c9ce25SScott Long CAM_DEBUG(periph->path, CAM_DEBUG_INFO, 65452c9ce25SScott Long ("setting to async for DV\n")); 65552c9ce25SScott Long /* 65652c9ce25SScott Long * Once we hit async, we don't want to try 65752c9ce25SScott Long * any more settings. 65852c9ce25SScott Long */ 65952c9ce25SScott Long device->flags |= CAM_DEV_DV_HIT_BOTTOM; 66052c9ce25SScott Long } else if (bootverbose) { 66152c9ce25SScott Long CAM_DEBUG(periph->path, CAM_DEBUG_INFO, 66252c9ce25SScott Long ("DV: period 0x%x\n", spi->sync_period)); 66352c9ce25SScott Long printf("setting period to 0x%x\n", spi->sync_period); 66452c9ce25SScott Long } 66552c9ce25SScott Long cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS; 66652c9ce25SScott Long cts.type = CTS_TYPE_CURRENT_SETTINGS; 66752c9ce25SScott Long xpt_action((union ccb *)&cts); 66852c9ce25SScott Long if ((cts.ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 66952c9ce25SScott Long break; 67052c9ce25SScott Long } 67152c9ce25SScott Long CAM_DEBUG(periph->path, CAM_DEBUG_INFO, 67252c9ce25SScott Long ("DV: failed to set period 0x%x\n", spi->sync_period)); 67352c9ce25SScott Long if (spi->sync_period == 0) { 67452c9ce25SScott Long return (0); 67552c9ce25SScott Long } 67652c9ce25SScott Long } 67752c9ce25SScott Long return (1); 67852c9ce25SScott Long } 67952c9ce25SScott Long #endif 68052c9ce25SScott Long static void 68152c9ce25SScott Long probedone(struct cam_periph *periph, union ccb *done_ccb) 68252c9ce25SScott Long { 683c8039fc6SAlexander Motin struct ccb_trans_settings cts; 68452c9ce25SScott Long struct ata_params *ident_buf; 68552c9ce25SScott Long probe_softc *softc; 68652c9ce25SScott Long struct cam_path *path; 68752c9ce25SScott Long u_int32_t priority; 68865d0fb03SAlexander Motin int found = 1; 68952c9ce25SScott Long 69052c9ce25SScott Long CAM_DEBUG(done_ccb->ccb_h.path, CAM_DEBUG_TRACE, ("probedone\n")); 69152c9ce25SScott Long 69252c9ce25SScott Long softc = (probe_softc *)periph->softc; 69352c9ce25SScott Long path = done_ccb->ccb_h.path; 69452c9ce25SScott Long priority = done_ccb->ccb_h.pinfo.priority; 69552c9ce25SScott Long ident_buf = &path->device->ident_data; 69652c9ce25SScott Long 6971e637ba6SAlexander Motin if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 6981e637ba6SAlexander Motin device_fail: if (cam_periph_error(done_ccb, 0, 0, 6991e637ba6SAlexander Motin &softc->saved_ccb) == ERESTART) { 7001e637ba6SAlexander Motin return; 7011e637ba6SAlexander Motin } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 7021e637ba6SAlexander Motin /* Don't wedge the queue */ 7031e637ba6SAlexander Motin xpt_release_devq(done_ccb->ccb_h.path, /*count*/1, 7041e637ba6SAlexander Motin /*run_queue*/TRUE); 7051e637ba6SAlexander Motin } 7061e637ba6SAlexander Motin /* Old PIO2 devices may not support mode setting. */ 7071e637ba6SAlexander Motin if (softc->action == PROBE_SETMODE && 7081e637ba6SAlexander Motin ata_max_pmode(ident_buf) <= ATA_PIO2 && 7091e637ba6SAlexander Motin (ident_buf->capabilities1 & ATA_SUPPORT_IORDY) == 0) 7101e637ba6SAlexander Motin goto noerror; 7111e637ba6SAlexander Motin /* 7121e637ba6SAlexander Motin * If we get to this point, we got an error status back 7131e637ba6SAlexander Motin * from the inquiry and the error status doesn't require 7141e637ba6SAlexander Motin * automatically retrying the command. Therefore, the 7151e637ba6SAlexander Motin * inquiry failed. If we had inquiry information before 7161e637ba6SAlexander Motin * for this device, but this latest inquiry command failed, 7171e637ba6SAlexander Motin * the device has probably gone away. If this device isn't 7181e637ba6SAlexander Motin * already marked unconfigured, notify the peripheral 7191e637ba6SAlexander Motin * drivers that this device is no more. 7201e637ba6SAlexander Motin */ 7211e637ba6SAlexander Motin if ((path->device->flags & CAM_DEV_UNCONFIGURED) == 0) 7221e637ba6SAlexander Motin xpt_async(AC_LOST_DEVICE, path, NULL); 7231e637ba6SAlexander Motin found = 0; 7241e637ba6SAlexander Motin goto done; 7251e637ba6SAlexander Motin } 7261e637ba6SAlexander Motin noerror: 72752c9ce25SScott Long switch (softc->action) { 72852c9ce25SScott Long case PROBE_RESET: 7291e637ba6SAlexander Motin { 73052c9ce25SScott Long int sign = (done_ccb->ataio.res.lba_high << 8) + 73152c9ce25SScott Long done_ccb->ataio.res.lba_mid; 7327bdb664eSAlexander Motin if (bootverbose) 73352c9ce25SScott Long xpt_print(path, "SIGNATURE: %04x\n", sign); 73452c9ce25SScott Long if (sign == 0x0000 && 73552c9ce25SScott Long done_ccb->ccb_h.target_id != 15) { 73652c9ce25SScott Long path->device->protocol = PROTO_ATA; 73752c9ce25SScott Long PROBE_SET_ACTION(softc, PROBE_IDENTIFY); 73852c9ce25SScott Long } else if (sign == 0x9669 && 73952c9ce25SScott Long done_ccb->ccb_h.target_id == 15) { 74052c9ce25SScott Long /* Report SIM that PM is present. */ 74152c9ce25SScott Long bzero(&cts, sizeof(cts)); 74283c5d981SAlexander Motin xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE); 74352c9ce25SScott Long cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS; 74452c9ce25SScott Long cts.type = CTS_TYPE_CURRENT_SETTINGS; 74552c9ce25SScott Long cts.xport_specific.sata.pm_present = 1; 74652c9ce25SScott Long cts.xport_specific.sata.valid = CTS_SATA_VALID_PM; 74752c9ce25SScott Long xpt_action((union ccb *)&cts); 74852c9ce25SScott Long path->device->protocol = PROTO_SATAPM; 74952c9ce25SScott Long PROBE_SET_ACTION(softc, PROBE_PM_PID); 75052c9ce25SScott Long } else if (sign == 0xeb14 && 75152c9ce25SScott Long done_ccb->ccb_h.target_id != 15) { 75252c9ce25SScott Long path->device->protocol = PROTO_SCSI; 75352c9ce25SScott Long PROBE_SET_ACTION(softc, PROBE_IDENTIFY); 75452c9ce25SScott Long } else { 75552c9ce25SScott Long if (done_ccb->ccb_h.target_id != 15) { 75652c9ce25SScott Long xpt_print(path, 75752c9ce25SScott Long "Unexpected signature 0x%04x\n", sign); 75852c9ce25SScott Long } 75965d0fb03SAlexander Motin goto device_fail; 76052c9ce25SScott Long } 76152c9ce25SScott Long xpt_release_ccb(done_ccb); 76252c9ce25SScott Long xpt_schedule(periph, priority); 76352c9ce25SScott Long return; 76452c9ce25SScott Long } 76552c9ce25SScott Long case PROBE_IDENTIFY: 76652c9ce25SScott Long { 76752c9ce25SScott Long int16_t *ptr; 76852c9ce25SScott Long 76952c9ce25SScott Long for (ptr = (int16_t *)ident_buf; 77052c9ce25SScott Long ptr < (int16_t *)ident_buf + sizeof(struct ata_params)/2; ptr++) { 77152c9ce25SScott Long *ptr = le16toh(*ptr); 77252c9ce25SScott Long } 77352c9ce25SScott Long if (strncmp(ident_buf->model, "FX", 2) && 77452c9ce25SScott Long strncmp(ident_buf->model, "NEC", 3) && 77552c9ce25SScott Long strncmp(ident_buf->model, "Pioneer", 7) && 77652c9ce25SScott Long strncmp(ident_buf->model, "SHARP", 5)) { 77752c9ce25SScott Long ata_bswap(ident_buf->model, sizeof(ident_buf->model)); 77852c9ce25SScott Long ata_bswap(ident_buf->revision, sizeof(ident_buf->revision)); 77952c9ce25SScott Long ata_bswap(ident_buf->serial, sizeof(ident_buf->serial)); 78052c9ce25SScott Long } 78152c9ce25SScott Long ata_btrim(ident_buf->model, sizeof(ident_buf->model)); 78252c9ce25SScott Long ata_bpack(ident_buf->model, ident_buf->model, sizeof(ident_buf->model)); 78352c9ce25SScott Long ata_btrim(ident_buf->revision, sizeof(ident_buf->revision)); 78452c9ce25SScott Long ata_bpack(ident_buf->revision, ident_buf->revision, sizeof(ident_buf->revision)); 78552c9ce25SScott Long ata_btrim(ident_buf->serial, sizeof(ident_buf->serial)); 78652c9ce25SScott Long ata_bpack(ident_buf->serial, ident_buf->serial, sizeof(ident_buf->serial)); 78752c9ce25SScott Long 78852c9ce25SScott Long if ((periph->path->device->flags & CAM_DEV_UNCONFIGURED) == 0) { 78952c9ce25SScott Long /* Check that it is the same device. */ 79052c9ce25SScott Long MD5_CTX context; 79152c9ce25SScott Long u_int8_t digest[16]; 79252c9ce25SScott Long 79352c9ce25SScott Long MD5Init(&context); 79452c9ce25SScott Long MD5Update(&context, 79552c9ce25SScott Long (unsigned char *)ident_buf->model, 79652c9ce25SScott Long sizeof(ident_buf->model)); 79752c9ce25SScott Long MD5Update(&context, 79852c9ce25SScott Long (unsigned char *)ident_buf->revision, 79952c9ce25SScott Long sizeof(ident_buf->revision)); 80052c9ce25SScott Long MD5Update(&context, 80152c9ce25SScott Long (unsigned char *)ident_buf->serial, 80252c9ce25SScott Long sizeof(ident_buf->serial)); 80352c9ce25SScott Long MD5Final(digest, &context); 80452c9ce25SScott Long if (bcmp(digest, softc->digest, sizeof(digest))) { 80552c9ce25SScott Long /* Device changed. */ 80652c9ce25SScott Long xpt_async(AC_LOST_DEVICE, path, NULL); 80752c9ce25SScott Long } 8081e637ba6SAlexander Motin } else { 80952c9ce25SScott Long /* Clean up from previous instance of this device */ 81052c9ce25SScott Long if (path->device->serial_num != NULL) { 81152c9ce25SScott Long free(path->device->serial_num, M_CAMXPT); 81252c9ce25SScott Long path->device->serial_num = NULL; 81352c9ce25SScott Long path->device->serial_num_len = 0; 81452c9ce25SScott Long } 81552c9ce25SScott Long path->device->serial_num = 81652c9ce25SScott Long (u_int8_t *)malloc((sizeof(ident_buf->serial) + 1), 81752c9ce25SScott Long M_CAMXPT, M_NOWAIT); 81852c9ce25SScott Long if (path->device->serial_num != NULL) { 81952c9ce25SScott Long bcopy(ident_buf->serial, 82052c9ce25SScott Long path->device->serial_num, 82152c9ce25SScott Long sizeof(ident_buf->serial)); 82252c9ce25SScott Long path->device->serial_num[sizeof(ident_buf->serial)] 82352c9ce25SScott Long = '\0'; 82452c9ce25SScott Long path->device->serial_num_len = 82552c9ce25SScott Long strlen(path->device->serial_num); 82652c9ce25SScott Long } 82752c9ce25SScott Long 8284b997c49SAlexander Motin path->device->flags |= CAM_DEV_IDENTIFY_DATA_VALID; 8291e637ba6SAlexander Motin } 83030a4094fSAlexander Motin if (ident_buf->satacapabilities & ATA_SUPPORT_NCQ) { 83130a4094fSAlexander Motin path->device->mintags = path->device->maxtags = 83230a4094fSAlexander Motin ATA_QUEUE_LEN(ident_buf->queue) + 1; 83330a4094fSAlexander Motin } 83430a4094fSAlexander Motin ata_find_quirk(path->device); 835507e5811SAlexander Motin if (path->device->mintags != 0 && 836507e5811SAlexander Motin path->bus->sim->max_tagged_dev_openings != 0) { 837c8039fc6SAlexander Motin /* Report SIM which tags are allowed. */ 838c8039fc6SAlexander Motin bzero(&cts, sizeof(cts)); 83983c5d981SAlexander Motin xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE); 840c8039fc6SAlexander Motin cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS; 841c8039fc6SAlexander Motin cts.type = CTS_TYPE_CURRENT_SETTINGS; 842c8039fc6SAlexander Motin cts.xport_specific.sata.tags = path->device->maxtags; 843c8039fc6SAlexander Motin cts.xport_specific.sata.valid = CTS_SATA_VALID_TAGS; 844c8039fc6SAlexander Motin xpt_action((union ccb *)&cts); 845c8039fc6SAlexander Motin /* Reconfigure queues for tagged queueing. */ 84630a4094fSAlexander Motin xpt_start_tags(path); 84730a4094fSAlexander Motin } 84852c9ce25SScott Long ata_device_transport(path); 84952c9ce25SScott Long PROBE_SET_ACTION(softc, PROBE_SETMODE); 85052c9ce25SScott Long xpt_release_ccb(done_ccb); 85152c9ce25SScott Long xpt_schedule(periph, priority); 85252c9ce25SScott Long return; 85352c9ce25SScott Long } 85452c9ce25SScott Long case PROBE_SETMODE: 8551e637ba6SAlexander Motin if (path->device->protocol == PROTO_ATA) { 8561e637ba6SAlexander Motin PROBE_SET_ACTION(softc, PROBE_SET_MULTI); 8571e637ba6SAlexander Motin } else { 8581e637ba6SAlexander Motin PROBE_SET_ACTION(softc, PROBE_INQUIRY); 8591e637ba6SAlexander Motin } 8601e637ba6SAlexander Motin xpt_release_ccb(done_ccb); 8611e637ba6SAlexander Motin xpt_schedule(periph, priority); 8621e637ba6SAlexander Motin return; 8631e637ba6SAlexander Motin case PROBE_SET_MULTI: 8641e637ba6SAlexander Motin if (periph->path->device->flags & CAM_DEV_UNCONFIGURED) { 86552c9ce25SScott Long path->device->flags &= ~CAM_DEV_UNCONFIGURED; 866f98d7a47SAlexander Motin xpt_acquire_device(path->device); 86752c9ce25SScott Long done_ccb->ccb_h.func_code = XPT_GDEV_TYPE; 86852c9ce25SScott Long xpt_action(done_ccb); 86952c9ce25SScott Long xpt_async(AC_FOUND_DEVICE, done_ccb->ccb_h.path, 87052c9ce25SScott Long done_ccb); 8711e637ba6SAlexander Motin } 87252c9ce25SScott Long break; 87352c9ce25SScott Long case PROBE_INQUIRY: 87452c9ce25SScott Long case PROBE_FULL_INQUIRY: 87552c9ce25SScott Long { 87652c9ce25SScott Long struct scsi_inquiry_data *inq_buf; 8771e637ba6SAlexander Motin u_int8_t periph_qual, len; 87852c9ce25SScott Long 87952c9ce25SScott Long path->device->flags |= CAM_DEV_INQUIRY_DATA_VALID; 88052c9ce25SScott Long inq_buf = &path->device->inq_data; 88152c9ce25SScott Long 88252c9ce25SScott Long periph_qual = SID_QUAL(inq_buf); 88352c9ce25SScott Long 8841e637ba6SAlexander Motin if (periph_qual != SID_QUAL_LU_CONNECTED) 8851e637ba6SAlexander Motin break; 88652c9ce25SScott Long 88752c9ce25SScott Long /* 88852c9ce25SScott Long * We conservatively request only 88952c9ce25SScott Long * SHORT_INQUIRY_LEN bytes of inquiry 89052c9ce25SScott Long * information during our first try 89152c9ce25SScott Long * at sending an INQUIRY. If the device 89252c9ce25SScott Long * has more information to give, 89352c9ce25SScott Long * perform a second request specifying 89452c9ce25SScott Long * the amount of information the device 89552c9ce25SScott Long * is willing to give. 89652c9ce25SScott Long */ 89752c9ce25SScott Long len = inq_buf->additional_length 8981e637ba6SAlexander Motin + offsetof(struct scsi_inquiry_data, additional_length) + 1; 89952c9ce25SScott Long if (softc->action == PROBE_INQUIRY 90052c9ce25SScott Long && len > SHORT_INQUIRY_LENGTH) { 90152c9ce25SScott Long PROBE_SET_ACTION(softc, PROBE_FULL_INQUIRY); 90252c9ce25SScott Long xpt_release_ccb(done_ccb); 90352c9ce25SScott Long xpt_schedule(periph, priority); 90452c9ce25SScott Long return; 90552c9ce25SScott Long } 90652c9ce25SScott Long 9074b997c49SAlexander Motin ata_device_transport(path); 9081e637ba6SAlexander Motin if (periph->path->device->flags & CAM_DEV_UNCONFIGURED) { 90952c9ce25SScott Long path->device->flags &= ~CAM_DEV_UNCONFIGURED; 910f98d7a47SAlexander Motin xpt_acquire_device(path->device); 91152c9ce25SScott Long done_ccb->ccb_h.func_code = XPT_GDEV_TYPE; 91252c9ce25SScott Long xpt_action(done_ccb); 9131e637ba6SAlexander Motin xpt_async(AC_FOUND_DEVICE, done_ccb->ccb_h.path, done_ccb); 9141e637ba6SAlexander Motin } 91552c9ce25SScott Long break; 91652c9ce25SScott Long } 91752c9ce25SScott Long case PROBE_PM_PID: 9184b997c49SAlexander Motin if ((path->device->flags & CAM_DEV_IDENTIFY_DATA_VALID) == 0) 91952c9ce25SScott Long bzero(ident_buf, sizeof(*ident_buf)); 92052c9ce25SScott Long softc->pm_pid = (done_ccb->ataio.res.lba_high << 24) + 92152c9ce25SScott Long (done_ccb->ataio.res.lba_mid << 16) + 92252c9ce25SScott Long (done_ccb->ataio.res.lba_low << 8) + 92352c9ce25SScott Long done_ccb->ataio.res.sector_count; 92465d0fb03SAlexander Motin ((uint32_t *)ident_buf)[0] = softc->pm_pid; 92552c9ce25SScott Long snprintf(ident_buf->model, sizeof(ident_buf->model), 92652c9ce25SScott Long "Port Multiplier %08x", softc->pm_pid); 92752c9ce25SScott Long PROBE_SET_ACTION(softc, PROBE_PM_PRV); 92852c9ce25SScott Long xpt_release_ccb(done_ccb); 92952c9ce25SScott Long xpt_schedule(periph, priority); 93052c9ce25SScott Long return; 93152c9ce25SScott Long case PROBE_PM_PRV: 93252c9ce25SScott Long softc->pm_prv = (done_ccb->ataio.res.lba_high << 24) + 93352c9ce25SScott Long (done_ccb->ataio.res.lba_mid << 16) + 93452c9ce25SScott Long (done_ccb->ataio.res.lba_low << 8) + 93552c9ce25SScott Long done_ccb->ataio.res.sector_count; 93665d0fb03SAlexander Motin ((uint32_t *)ident_buf)[1] = softc->pm_prv; 93752c9ce25SScott Long snprintf(ident_buf->revision, sizeof(ident_buf->revision), 93852c9ce25SScott Long "%04x", softc->pm_prv); 9394b997c49SAlexander Motin path->device->flags |= CAM_DEV_IDENTIFY_DATA_VALID; 94065d0fb03SAlexander Motin if (periph->path->device->flags & CAM_DEV_UNCONFIGURED) { 94152c9ce25SScott Long path->device->flags &= ~CAM_DEV_UNCONFIGURED; 942f98d7a47SAlexander Motin xpt_acquire_device(path->device); 94352c9ce25SScott Long done_ccb->ccb_h.func_code = XPT_GDEV_TYPE; 94452c9ce25SScott Long xpt_action(done_ccb); 94552c9ce25SScott Long xpt_async(AC_FOUND_DEVICE, done_ccb->ccb_h.path, 94652c9ce25SScott Long done_ccb); 94765d0fb03SAlexander Motin } else { 94865d0fb03SAlexander Motin done_ccb->ccb_h.func_code = XPT_GDEV_TYPE; 94965d0fb03SAlexander Motin xpt_action(done_ccb); 9501e637ba6SAlexander Motin xpt_async(AC_SCSI_AEN, done_ccb->ccb_h.path, done_ccb); 95152c9ce25SScott Long } 95252c9ce25SScott Long break; 95352c9ce25SScott Long case PROBE_INVALID: 95452c9ce25SScott Long CAM_DEBUG(done_ccb->ccb_h.path, CAM_DEBUG_INFO, 95552c9ce25SScott Long ("probedone: invalid action state\n")); 95652c9ce25SScott Long default: 95752c9ce25SScott Long break; 95852c9ce25SScott Long } 9591e637ba6SAlexander Motin done: 96083c5d981SAlexander Motin if (softc->restart) { 96183c5d981SAlexander Motin softc->restart = 0; 9621e637ba6SAlexander Motin xpt_release_ccb(done_ccb); 96383c5d981SAlexander Motin probeschedule(periph); 96483c5d981SAlexander Motin return; 96583c5d981SAlexander Motin } 96683c5d981SAlexander Motin xpt_release_ccb(done_ccb); 96783c5d981SAlexander Motin while ((done_ccb = (union ccb *)TAILQ_FIRST(&softc->request_ccbs))) { 96883c5d981SAlexander Motin TAILQ_REMOVE(&softc->request_ccbs, 96983c5d981SAlexander Motin &done_ccb->ccb_h, periph_links.tqe); 97083c5d981SAlexander Motin done_ccb->ccb_h.status = found ? CAM_REQ_CMP : CAM_REQ_CMP_ERR; 97152c9ce25SScott Long xpt_done(done_ccb); 97283c5d981SAlexander Motin } 97383c5d981SAlexander Motin cam_release_devq(periph->path, 97483c5d981SAlexander Motin RELSIM_RELEASE_RUNLEVEL, 0, CAM_RL_XPT + 1, FALSE); 97552c9ce25SScott Long cam_periph_invalidate(periph); 97652c9ce25SScott Long cam_periph_release_locked(periph); 97752c9ce25SScott Long } 97852c9ce25SScott Long 97952c9ce25SScott Long static void 98052c9ce25SScott Long probecleanup(struct cam_periph *periph) 98152c9ce25SScott Long { 98252c9ce25SScott Long free(periph->softc, M_CAMXPT); 98352c9ce25SScott Long } 98452c9ce25SScott Long 98552c9ce25SScott Long static void 98630a4094fSAlexander Motin ata_find_quirk(struct cam_ed *device) 98752c9ce25SScott Long { 98830a4094fSAlexander Motin struct ata_quirk_entry *quirk; 98952c9ce25SScott Long caddr_t match; 99052c9ce25SScott Long 99130a4094fSAlexander Motin match = cam_quirkmatch((caddr_t)&device->ident_data, 99230a4094fSAlexander Motin (caddr_t)ata_quirk_table, 99330a4094fSAlexander Motin ata_quirk_table_size, 99430a4094fSAlexander Motin sizeof(*ata_quirk_table), ata_identify_match); 99552c9ce25SScott Long 99652c9ce25SScott Long if (match == NULL) 99752c9ce25SScott Long panic("xpt_find_quirk: device didn't match wildcard entry!!"); 99852c9ce25SScott Long 99930a4094fSAlexander Motin quirk = (struct ata_quirk_entry *)match; 100052c9ce25SScott Long device->quirk = quirk; 100130a4094fSAlexander Motin if (quirk->quirks & CAM_QUIRK_MAXTAGS) 100230a4094fSAlexander Motin device->mintags = device->maxtags = quirk->maxtags; 100352c9ce25SScott Long } 100452c9ce25SScott Long 100552c9ce25SScott Long typedef struct { 100652c9ce25SScott Long union ccb *request_ccb; 100752c9ce25SScott Long struct ccb_pathinq *cpi; 100852c9ce25SScott Long int counter; 100952c9ce25SScott Long } ata_scan_bus_info; 101052c9ce25SScott Long 101152c9ce25SScott Long /* 101252c9ce25SScott Long * To start a scan, request_ccb is an XPT_SCAN_BUS ccb. 101352c9ce25SScott Long * As the scan progresses, xpt_scan_bus is used as the 101452c9ce25SScott Long * callback on completion function. 101552c9ce25SScott Long */ 101652c9ce25SScott Long static void 101752c9ce25SScott Long ata_scan_bus(struct cam_periph *periph, union ccb *request_ccb) 101852c9ce25SScott Long { 101952c9ce25SScott Long struct cam_path *path; 102052c9ce25SScott Long ata_scan_bus_info *scan_info; 102183c5d981SAlexander Motin union ccb *work_ccb, *reset_ccb; 102252c9ce25SScott Long cam_status status; 102352c9ce25SScott Long 102452c9ce25SScott Long CAM_DEBUG(request_ccb->ccb_h.path, CAM_DEBUG_TRACE, 102552c9ce25SScott Long ("xpt_scan_bus\n")); 102652c9ce25SScott Long switch (request_ccb->ccb_h.func_code) { 102752c9ce25SScott Long case XPT_SCAN_BUS: 102852c9ce25SScott Long /* Find out the characteristics of the bus */ 102952c9ce25SScott Long work_ccb = xpt_alloc_ccb_nowait(); 103052c9ce25SScott Long if (work_ccb == NULL) { 103152c9ce25SScott Long request_ccb->ccb_h.status = CAM_RESRC_UNAVAIL; 103252c9ce25SScott Long xpt_done(request_ccb); 103352c9ce25SScott Long return; 103452c9ce25SScott Long } 103552c9ce25SScott Long xpt_setup_ccb(&work_ccb->ccb_h, request_ccb->ccb_h.path, 103652c9ce25SScott Long request_ccb->ccb_h.pinfo.priority); 103752c9ce25SScott Long work_ccb->ccb_h.func_code = XPT_PATH_INQ; 103852c9ce25SScott Long xpt_action(work_ccb); 103952c9ce25SScott Long if (work_ccb->ccb_h.status != CAM_REQ_CMP) { 104052c9ce25SScott Long request_ccb->ccb_h.status = work_ccb->ccb_h.status; 104152c9ce25SScott Long xpt_free_ccb(work_ccb); 104252c9ce25SScott Long xpt_done(request_ccb); 104352c9ce25SScott Long return; 104452c9ce25SScott Long } 104552c9ce25SScott Long 104683c5d981SAlexander Motin /* We may need to reset bus first, if we haven't done it yet. */ 104783c5d981SAlexander Motin if ((work_ccb->cpi.hba_inquiry & 104883c5d981SAlexander Motin (PI_WIDE_32|PI_WIDE_16|PI_SDTR_ABLE)) && 104983c5d981SAlexander Motin !(work_ccb->cpi.hba_misc & PIM_NOBUSRESET) && 105083c5d981SAlexander Motin !timevalisset(&request_ccb->ccb_h.path->bus->last_reset)) { 105183c5d981SAlexander Motin reset_ccb = xpt_alloc_ccb_nowait(); 105283c5d981SAlexander Motin xpt_setup_ccb(&reset_ccb->ccb_h, request_ccb->ccb_h.path, 105383c5d981SAlexander Motin CAM_PRIORITY_NONE); 105483c5d981SAlexander Motin reset_ccb->ccb_h.func_code = XPT_RESET_BUS; 105583c5d981SAlexander Motin xpt_action(reset_ccb); 105683c5d981SAlexander Motin if (reset_ccb->ccb_h.status != CAM_REQ_CMP) { 105783c5d981SAlexander Motin request_ccb->ccb_h.status = reset_ccb->ccb_h.status; 105883c5d981SAlexander Motin xpt_free_ccb(reset_ccb); 105983c5d981SAlexander Motin xpt_free_ccb(work_ccb); 106083c5d981SAlexander Motin xpt_done(request_ccb); 106183c5d981SAlexander Motin return; 106283c5d981SAlexander Motin } 106383c5d981SAlexander Motin xpt_free_ccb(reset_ccb); 106483c5d981SAlexander Motin } 106583c5d981SAlexander Motin 106652c9ce25SScott Long /* Save some state for use while we probe for devices */ 106752c9ce25SScott Long scan_info = (ata_scan_bus_info *) 106852c9ce25SScott Long malloc(sizeof(ata_scan_bus_info), M_CAMXPT, M_NOWAIT); 106952c9ce25SScott Long if (scan_info == NULL) { 107052c9ce25SScott Long request_ccb->ccb_h.status = CAM_RESRC_UNAVAIL; 107152c9ce25SScott Long xpt_done(request_ccb); 107252c9ce25SScott Long return; 107352c9ce25SScott Long } 107452c9ce25SScott Long scan_info->request_ccb = request_ccb; 107552c9ce25SScott Long scan_info->cpi = &work_ccb->cpi; 107652c9ce25SScott Long /* If PM supported, probe it first. */ 107752c9ce25SScott Long if (scan_info->cpi->hba_inquiry & PI_SATAPM) 10780025eb12SAlexander Motin scan_info->counter = scan_info->cpi->max_target; 10790025eb12SAlexander Motin else 10800025eb12SAlexander Motin scan_info->counter = 0; 108152c9ce25SScott Long 108252c9ce25SScott Long work_ccb = xpt_alloc_ccb_nowait(); 108352c9ce25SScott Long if (work_ccb == NULL) { 108452c9ce25SScott Long free(scan_info, M_CAMXPT); 108552c9ce25SScott Long request_ccb->ccb_h.status = CAM_RESRC_UNAVAIL; 108652c9ce25SScott Long xpt_done(request_ccb); 108752c9ce25SScott Long break; 108852c9ce25SScott Long } 108952c9ce25SScott Long goto scan_next; 109052c9ce25SScott Long case XPT_SCAN_LUN: 109152c9ce25SScott Long work_ccb = request_ccb; 109252c9ce25SScott Long /* Reuse the same CCB to query if a device was really found */ 109352c9ce25SScott Long scan_info = (ata_scan_bus_info *)work_ccb->ccb_h.ppriv_ptr0; 109452c9ce25SScott Long /* Free the current request path- we're done with it. */ 109552c9ce25SScott Long xpt_free_path(work_ccb->ccb_h.path); 109665d0fb03SAlexander Motin /* If there is PMP... */ 10970025eb12SAlexander Motin if ((scan_info->cpi->hba_inquiry & PI_SATAPM) && 10980025eb12SAlexander Motin (scan_info->counter == scan_info->cpi->max_target)) { 109983c5d981SAlexander Motin if (work_ccb->ccb_h.status == CAM_REQ_CMP) { 110065d0fb03SAlexander Motin /* everything else willbe probed by it */ 11010025eb12SAlexander Motin goto done; 110252c9ce25SScott Long } else { 110352c9ce25SScott Long struct ccb_trans_settings cts; 110452c9ce25SScott Long 110552c9ce25SScott Long /* Report SIM that PM is absent. */ 110652c9ce25SScott Long bzero(&cts, sizeof(cts)); 110752c9ce25SScott Long xpt_setup_ccb(&cts.ccb_h, 110852c9ce25SScott Long scan_info->request_ccb->ccb_h.path, 1); 110952c9ce25SScott Long cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS; 111052c9ce25SScott Long cts.type = CTS_TYPE_CURRENT_SETTINGS; 11113ccda2f3SAlexander Motin cts.xport_specific.sata.pm_present = 0; 111252c9ce25SScott Long cts.xport_specific.sata.valid = CTS_SATA_VALID_PM; 111352c9ce25SScott Long xpt_action((union ccb *)&cts); 111452c9ce25SScott Long } 111552c9ce25SScott Long } 11160025eb12SAlexander Motin if (scan_info->counter == 11170025eb12SAlexander Motin ((scan_info->cpi->hba_inquiry & PI_SATAPM) ? 11180025eb12SAlexander Motin 0 : scan_info->cpi->max_target)) { 11190025eb12SAlexander Motin done: 112052c9ce25SScott Long xpt_free_ccb(work_ccb); 112152c9ce25SScott Long xpt_free_ccb((union ccb *)scan_info->cpi); 112252c9ce25SScott Long request_ccb = scan_info->request_ccb; 112352c9ce25SScott Long free(scan_info, M_CAMXPT); 112452c9ce25SScott Long request_ccb->ccb_h.status = CAM_REQ_CMP; 112552c9ce25SScott Long xpt_done(request_ccb); 112652c9ce25SScott Long break; 112752c9ce25SScott Long } 11280025eb12SAlexander Motin /* Take next device. Wrap from max (PMP) to 0. */ 11290025eb12SAlexander Motin scan_info->counter = (scan_info->counter + 1 ) % 11300025eb12SAlexander Motin (scan_info->cpi->max_target + 1); 113152c9ce25SScott Long scan_next: 113252c9ce25SScott Long status = xpt_create_path(&path, xpt_periph, 113352c9ce25SScott Long scan_info->request_ccb->ccb_h.path_id, 113452c9ce25SScott Long scan_info->counter, 0); 113552c9ce25SScott Long if (status != CAM_REQ_CMP) { 113652c9ce25SScott Long printf("xpt_scan_bus: xpt_create_path failed" 113752c9ce25SScott Long " with status %#x, bus scan halted\n", 113852c9ce25SScott Long status); 113952c9ce25SScott Long xpt_free_ccb(work_ccb); 114052c9ce25SScott Long xpt_free_ccb((union ccb *)scan_info->cpi); 114152c9ce25SScott Long request_ccb = scan_info->request_ccb; 114252c9ce25SScott Long free(scan_info, M_CAMXPT); 114352c9ce25SScott Long request_ccb->ccb_h.status = status; 114452c9ce25SScott Long xpt_done(request_ccb); 114552c9ce25SScott Long break; 114652c9ce25SScott Long } 114752c9ce25SScott Long xpt_setup_ccb(&work_ccb->ccb_h, path, 114852c9ce25SScott Long scan_info->request_ccb->ccb_h.pinfo.priority); 114952c9ce25SScott Long work_ccb->ccb_h.func_code = XPT_SCAN_LUN; 115052c9ce25SScott Long work_ccb->ccb_h.cbfcnp = ata_scan_bus; 115152c9ce25SScott Long work_ccb->ccb_h.ppriv_ptr0 = scan_info; 115252c9ce25SScott Long work_ccb->crcn.flags = scan_info->request_ccb->crcn.flags; 115352c9ce25SScott Long xpt_action(work_ccb); 115452c9ce25SScott Long break; 115552c9ce25SScott Long default: 115652c9ce25SScott Long break; 115752c9ce25SScott Long } 115852c9ce25SScott Long } 115952c9ce25SScott Long 116052c9ce25SScott Long static void 116152c9ce25SScott Long ata_scan_lun(struct cam_periph *periph, struct cam_path *path, 116252c9ce25SScott Long cam_flags flags, union ccb *request_ccb) 116352c9ce25SScott Long { 116452c9ce25SScott Long struct ccb_pathinq cpi; 116552c9ce25SScott Long cam_status status; 116652c9ce25SScott Long struct cam_path *new_path; 116752c9ce25SScott Long struct cam_periph *old_periph; 116852c9ce25SScott Long 116983c5d981SAlexander Motin CAM_DEBUG(path, CAM_DEBUG_TRACE, ("xpt_scan_lun\n")); 117052c9ce25SScott Long 117183c5d981SAlexander Motin xpt_setup_ccb(&cpi.ccb_h, path, CAM_PRIORITY_NONE); 117252c9ce25SScott Long cpi.ccb_h.func_code = XPT_PATH_INQ; 117352c9ce25SScott Long xpt_action((union ccb *)&cpi); 117452c9ce25SScott Long 117552c9ce25SScott Long if (cpi.ccb_h.status != CAM_REQ_CMP) { 117652c9ce25SScott Long if (request_ccb != NULL) { 117752c9ce25SScott Long request_ccb->ccb_h.status = cpi.ccb_h.status; 117852c9ce25SScott Long xpt_done(request_ccb); 117952c9ce25SScott Long } 118052c9ce25SScott Long return; 118152c9ce25SScott Long } 118252c9ce25SScott Long 118352c9ce25SScott Long if (request_ccb == NULL) { 118452c9ce25SScott Long request_ccb = malloc(sizeof(union ccb), M_CAMXPT, M_NOWAIT); 118552c9ce25SScott Long if (request_ccb == NULL) { 118652c9ce25SScott Long xpt_print(path, "xpt_scan_lun: can't allocate CCB, " 118752c9ce25SScott Long "can't continue\n"); 118852c9ce25SScott Long return; 118952c9ce25SScott Long } 119052c9ce25SScott Long new_path = malloc(sizeof(*new_path), M_CAMXPT, M_NOWAIT); 119152c9ce25SScott Long if (new_path == NULL) { 119252c9ce25SScott Long xpt_print(path, "xpt_scan_lun: can't allocate path, " 119352c9ce25SScott Long "can't continue\n"); 119452c9ce25SScott Long free(request_ccb, M_CAMXPT); 119552c9ce25SScott Long return; 119652c9ce25SScott Long } 119752c9ce25SScott Long status = xpt_compile_path(new_path, xpt_periph, 119852c9ce25SScott Long path->bus->path_id, 119952c9ce25SScott Long path->target->target_id, 120052c9ce25SScott Long path->device->lun_id); 120152c9ce25SScott Long 120252c9ce25SScott Long if (status != CAM_REQ_CMP) { 120352c9ce25SScott Long xpt_print(path, "xpt_scan_lun: can't compile path, " 120452c9ce25SScott Long "can't continue\n"); 120552c9ce25SScott Long free(request_ccb, M_CAMXPT); 120652c9ce25SScott Long free(new_path, M_CAMXPT); 120752c9ce25SScott Long return; 120852c9ce25SScott Long } 120983c5d981SAlexander Motin xpt_setup_ccb(&request_ccb->ccb_h, new_path, CAM_PRIORITY_XPT); 121052c9ce25SScott Long request_ccb->ccb_h.cbfcnp = xptscandone; 121152c9ce25SScott Long request_ccb->ccb_h.func_code = XPT_SCAN_LUN; 121252c9ce25SScott Long request_ccb->crcn.flags = flags; 121352c9ce25SScott Long } 121452c9ce25SScott Long 1215f09f8e3eSAlexander Motin if ((old_periph = cam_periph_find(path, "aprobe")) != NULL) { 121652c9ce25SScott Long probe_softc *softc; 121752c9ce25SScott Long 121852c9ce25SScott Long softc = (probe_softc *)old_periph->softc; 121952c9ce25SScott Long TAILQ_INSERT_TAIL(&softc->request_ccbs, &request_ccb->ccb_h, 122052c9ce25SScott Long periph_links.tqe); 122183c5d981SAlexander Motin softc->restart = 1; 122252c9ce25SScott Long } else { 122352c9ce25SScott Long status = cam_periph_alloc(proberegister, NULL, probecleanup, 1224f09f8e3eSAlexander Motin probestart, "aprobe", 122552c9ce25SScott Long CAM_PERIPH_BIO, 122652c9ce25SScott Long request_ccb->ccb_h.path, NULL, 0, 122752c9ce25SScott Long request_ccb); 122852c9ce25SScott Long 122952c9ce25SScott Long if (status != CAM_REQ_CMP) { 123052c9ce25SScott Long xpt_print(path, "xpt_scan_lun: cam_alloc_periph " 123152c9ce25SScott Long "returned an error, can't continue probe\n"); 123252c9ce25SScott Long request_ccb->ccb_h.status = status; 123352c9ce25SScott Long xpt_done(request_ccb); 123452c9ce25SScott Long } 123552c9ce25SScott Long } 123652c9ce25SScott Long } 123752c9ce25SScott Long 123852c9ce25SScott Long static void 123952c9ce25SScott Long xptscandone(struct cam_periph *periph, union ccb *done_ccb) 124052c9ce25SScott Long { 124152c9ce25SScott Long xpt_release_path(done_ccb->ccb_h.path); 124252c9ce25SScott Long free(done_ccb->ccb_h.path, M_CAMXPT); 124352c9ce25SScott Long free(done_ccb, M_CAMXPT); 124452c9ce25SScott Long } 124552c9ce25SScott Long 124652c9ce25SScott Long static struct cam_ed * 124752c9ce25SScott Long ata_alloc_device(struct cam_eb *bus, struct cam_et *target, lun_id_t lun_id) 124852c9ce25SScott Long { 124952c9ce25SScott Long struct cam_path path; 125030a4094fSAlexander Motin struct ata_quirk_entry *quirk; 125152c9ce25SScott Long struct cam_ed *device; 125252c9ce25SScott Long struct cam_ed *cur_device; 125352c9ce25SScott Long 125452c9ce25SScott Long device = xpt_alloc_device(bus, target, lun_id); 125552c9ce25SScott Long if (device == NULL) 125652c9ce25SScott Long return (NULL); 125752c9ce25SScott Long 125852c9ce25SScott Long /* 125952c9ce25SScott Long * Take the default quirk entry until we have inquiry 126052c9ce25SScott Long * data and can determine a better quirk to use. 126152c9ce25SScott Long */ 126230a4094fSAlexander Motin quirk = &ata_quirk_table[ata_quirk_table_size - 1]; 126352c9ce25SScott Long device->quirk = (void *)quirk; 126430a4094fSAlexander Motin device->mintags = 0; 126530a4094fSAlexander Motin device->maxtags = 0; 126652c9ce25SScott Long bzero(&device->inq_data, sizeof(device->inq_data)); 126752c9ce25SScott Long device->inq_flags = 0; 126852c9ce25SScott Long device->queue_flags = 0; 126952c9ce25SScott Long device->serial_num = NULL; 127052c9ce25SScott Long device->serial_num_len = 0; 127152c9ce25SScott Long 127252c9ce25SScott Long /* 127352c9ce25SScott Long * XXX should be limited by number of CCBs this bus can 127452c9ce25SScott Long * do. 127552c9ce25SScott Long */ 127652c9ce25SScott Long bus->sim->max_ccbs += device->ccbq.devq_openings; 127752c9ce25SScott Long /* Insertion sort into our target's device list */ 127852c9ce25SScott Long cur_device = TAILQ_FIRST(&target->ed_entries); 127952c9ce25SScott Long while (cur_device != NULL && cur_device->lun_id < lun_id) 128052c9ce25SScott Long cur_device = TAILQ_NEXT(cur_device, links); 128152c9ce25SScott Long if (cur_device != NULL) { 128252c9ce25SScott Long TAILQ_INSERT_BEFORE(cur_device, device, links); 128352c9ce25SScott Long } else { 128452c9ce25SScott Long TAILQ_INSERT_TAIL(&target->ed_entries, device, links); 128552c9ce25SScott Long } 128652c9ce25SScott Long target->generation++; 128752c9ce25SScott Long if (lun_id != CAM_LUN_WILDCARD) { 128852c9ce25SScott Long xpt_compile_path(&path, 128952c9ce25SScott Long NULL, 129052c9ce25SScott Long bus->path_id, 129152c9ce25SScott Long target->target_id, 129252c9ce25SScott Long lun_id); 129352c9ce25SScott Long ata_device_transport(&path); 129452c9ce25SScott Long xpt_release_path(&path); 129552c9ce25SScott Long } 129652c9ce25SScott Long 129752c9ce25SScott Long return (device); 129852c9ce25SScott Long } 129952c9ce25SScott Long 130052c9ce25SScott Long static void 130152c9ce25SScott Long ata_device_transport(struct cam_path *path) 130252c9ce25SScott Long { 130352c9ce25SScott Long struct ccb_pathinq cpi; 13044b997c49SAlexander Motin struct ccb_trans_settings cts; 13054b997c49SAlexander Motin struct scsi_inquiry_data *inq_buf = NULL; 13064b997c49SAlexander Motin struct ata_params *ident_buf = NULL; 130752c9ce25SScott Long 130852c9ce25SScott Long /* Get transport information from the SIM */ 130983c5d981SAlexander Motin xpt_setup_ccb(&cpi.ccb_h, path, CAM_PRIORITY_NONE); 131052c9ce25SScott Long cpi.ccb_h.func_code = XPT_PATH_INQ; 131152c9ce25SScott Long xpt_action((union ccb *)&cpi); 131252c9ce25SScott Long 131352c9ce25SScott Long path->device->transport = cpi.transport; 13144b997c49SAlexander Motin if ((path->device->flags & CAM_DEV_INQUIRY_DATA_VALID) != 0) 13154b997c49SAlexander Motin inq_buf = &path->device->inq_data; 13164b997c49SAlexander Motin if ((path->device->flags & CAM_DEV_IDENTIFY_DATA_VALID) != 0) 13174b997c49SAlexander Motin ident_buf = &path->device->ident_data; 13184b997c49SAlexander Motin if (path->device->protocol == PROTO_ATA) { 13194b997c49SAlexander Motin path->device->protocol_version = ident_buf ? 13204b997c49SAlexander Motin ata_version(ident_buf->version_major) : cpi.protocol_version; 13214b997c49SAlexander Motin } else if (path->device->protocol == PROTO_SCSI) { 13224b997c49SAlexander Motin path->device->protocol_version = inq_buf ? 13234b997c49SAlexander Motin SID_ANSI_REV(inq_buf) : cpi.protocol_version; 132452c9ce25SScott Long } 13254b997c49SAlexander Motin path->device->transport_version = ident_buf ? 13264b997c49SAlexander Motin ata_version(ident_buf->version_major) : cpi.transport_version; 132752c9ce25SScott Long 132852c9ce25SScott Long /* Tell the controller what we think */ 132983c5d981SAlexander Motin xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE); 133052c9ce25SScott Long cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS; 133152c9ce25SScott Long cts.type = CTS_TYPE_CURRENT_SETTINGS; 133252c9ce25SScott Long cts.transport = path->device->transport; 133352c9ce25SScott Long cts.transport_version = path->device->transport_version; 133452c9ce25SScott Long cts.protocol = path->device->protocol; 133552c9ce25SScott Long cts.protocol_version = path->device->protocol_version; 133652c9ce25SScott Long cts.proto_specific.valid = 0; 13374cca1530SAlexander Motin if (ident_buf) { 13384cca1530SAlexander Motin if (path->device->transport == XPORT_ATA) { 13394cca1530SAlexander Motin cts.xport_specific.ata.atapi = 13404cca1530SAlexander Motin ((ident_buf->config & ATA_PROTO_MASK) == ATA_PROTO_ATAPI_16) ? 16 : 13414cca1530SAlexander Motin ((ident_buf->config & ATA_PROTO_MASK) == ATA_PROTO_ATAPI_12) ? 12 : 0; 13424cca1530SAlexander Motin cts.xport_specific.ata.valid = CTS_ATA_VALID_ATAPI; 13434cca1530SAlexander Motin } else { 13444cca1530SAlexander Motin cts.xport_specific.sata.atapi = 13454cca1530SAlexander Motin ((ident_buf->config & ATA_PROTO_MASK) == ATA_PROTO_ATAPI_16) ? 16 : 13464cca1530SAlexander Motin ((ident_buf->config & ATA_PROTO_MASK) == ATA_PROTO_ATAPI_12) ? 12 : 0; 13474cca1530SAlexander Motin cts.xport_specific.sata.valid = CTS_SATA_VALID_ATAPI; 13484cca1530SAlexander Motin } 13494cca1530SAlexander Motin } else 135052c9ce25SScott Long cts.xport_specific.valid = 0; 135152c9ce25SScott Long xpt_action((union ccb *)&cts); 135252c9ce25SScott Long } 135352c9ce25SScott Long 135452c9ce25SScott Long static void 135552c9ce25SScott Long ata_action(union ccb *start_ccb) 135652c9ce25SScott Long { 135752c9ce25SScott Long 135852c9ce25SScott Long switch (start_ccb->ccb_h.func_code) { 135952c9ce25SScott Long case XPT_SET_TRAN_SETTINGS: 136052c9ce25SScott Long { 136130a4094fSAlexander Motin ata_set_transfer_settings(&start_ccb->cts, 136252c9ce25SScott Long start_ccb->ccb_h.path->device, 136352c9ce25SScott Long /*async_update*/FALSE); 136452c9ce25SScott Long break; 136552c9ce25SScott Long } 136652c9ce25SScott Long case XPT_SCAN_BUS: 136752c9ce25SScott Long ata_scan_bus(start_ccb->ccb_h.path->periph, start_ccb); 136852c9ce25SScott Long break; 136952c9ce25SScott Long case XPT_SCAN_LUN: 137052c9ce25SScott Long ata_scan_lun(start_ccb->ccb_h.path->periph, 137152c9ce25SScott Long start_ccb->ccb_h.path, start_ccb->crcn.flags, 137252c9ce25SScott Long start_ccb); 137352c9ce25SScott Long break; 137452c9ce25SScott Long case XPT_GET_TRAN_SETTINGS: 137552c9ce25SScott Long { 137652c9ce25SScott Long struct cam_sim *sim; 137752c9ce25SScott Long 137852c9ce25SScott Long sim = start_ccb->ccb_h.path->bus->sim; 137952c9ce25SScott Long (*(sim->sim_action))(sim, start_ccb); 138052c9ce25SScott Long break; 138152c9ce25SScott Long } 13824cca1530SAlexander Motin case XPT_SCSI_IO: 13834cca1530SAlexander Motin { 13844cca1530SAlexander Motin struct cam_ed *device; 13854cca1530SAlexander Motin u_int maxlen = 0; 13864cca1530SAlexander Motin 13874cca1530SAlexander Motin device = start_ccb->ccb_h.path->device; 13884cca1530SAlexander Motin if (device->protocol == PROTO_SCSI && 13894cca1530SAlexander Motin (device->flags & CAM_DEV_IDENTIFY_DATA_VALID)) { 13904cca1530SAlexander Motin uint16_t p = 13914cca1530SAlexander Motin device->ident_data.config & ATA_PROTO_MASK; 13924cca1530SAlexander Motin 13934cca1530SAlexander Motin maxlen = (p == ATA_PROTO_ATAPI_16) ? 16 : 13944cca1530SAlexander Motin (p == ATA_PROTO_ATAPI_12) ? 12 : 0; 13954cca1530SAlexander Motin } 13964cca1530SAlexander Motin if (start_ccb->csio.cdb_len > maxlen) { 13974cca1530SAlexander Motin start_ccb->ccb_h.status = CAM_REQ_INVALID; 13984cca1530SAlexander Motin xpt_done(start_ccb); 13994cca1530SAlexander Motin break; 14004cca1530SAlexander Motin } 14014cca1530SAlexander Motin /* FALLTHROUGH */ 14024cca1530SAlexander Motin } 140352c9ce25SScott Long default: 140452c9ce25SScott Long xpt_action_default(start_ccb); 140552c9ce25SScott Long break; 140652c9ce25SScott Long } 140752c9ce25SScott Long } 140852c9ce25SScott Long 140952c9ce25SScott Long static void 141030a4094fSAlexander Motin ata_set_transfer_settings(struct ccb_trans_settings *cts, struct cam_ed *device, 141152c9ce25SScott Long int async_update) 141252c9ce25SScott Long { 141352c9ce25SScott Long struct ccb_pathinq cpi; 141452c9ce25SScott Long struct ccb_trans_settings cur_cts; 141552c9ce25SScott Long struct ccb_trans_settings_scsi *scsi; 141652c9ce25SScott Long struct ccb_trans_settings_scsi *cur_scsi; 141752c9ce25SScott Long struct cam_sim *sim; 141852c9ce25SScott Long struct scsi_inquiry_data *inq_data; 141952c9ce25SScott Long 142052c9ce25SScott Long if (device == NULL) { 142152c9ce25SScott Long cts->ccb_h.status = CAM_PATH_INVALID; 142252c9ce25SScott Long xpt_done((union ccb *)cts); 142352c9ce25SScott Long return; 142452c9ce25SScott Long } 142552c9ce25SScott Long 142652c9ce25SScott Long if (cts->protocol == PROTO_UNKNOWN 142752c9ce25SScott Long || cts->protocol == PROTO_UNSPECIFIED) { 142852c9ce25SScott Long cts->protocol = device->protocol; 142952c9ce25SScott Long cts->protocol_version = device->protocol_version; 143052c9ce25SScott Long } 143152c9ce25SScott Long 143252c9ce25SScott Long if (cts->protocol_version == PROTO_VERSION_UNKNOWN 143352c9ce25SScott Long || cts->protocol_version == PROTO_VERSION_UNSPECIFIED) 143452c9ce25SScott Long cts->protocol_version = device->protocol_version; 143552c9ce25SScott Long 143652c9ce25SScott Long if (cts->protocol != device->protocol) { 143752c9ce25SScott Long xpt_print(cts->ccb_h.path, "Uninitialized Protocol %x:%x?\n", 143852c9ce25SScott Long cts->protocol, device->protocol); 143952c9ce25SScott Long cts->protocol = device->protocol; 144052c9ce25SScott Long } 144152c9ce25SScott Long 144252c9ce25SScott Long if (cts->protocol_version > device->protocol_version) { 144352c9ce25SScott Long if (bootverbose) { 144452c9ce25SScott Long xpt_print(cts->ccb_h.path, "Down reving Protocol " 144552c9ce25SScott Long "Version from %d to %d?\n", cts->protocol_version, 144652c9ce25SScott Long device->protocol_version); 144752c9ce25SScott Long } 144852c9ce25SScott Long cts->protocol_version = device->protocol_version; 144952c9ce25SScott Long } 145052c9ce25SScott Long 145152c9ce25SScott Long if (cts->transport == XPORT_UNKNOWN 145252c9ce25SScott Long || cts->transport == XPORT_UNSPECIFIED) { 145352c9ce25SScott Long cts->transport = device->transport; 145452c9ce25SScott Long cts->transport_version = device->transport_version; 145552c9ce25SScott Long } 145652c9ce25SScott Long 145752c9ce25SScott Long if (cts->transport_version == XPORT_VERSION_UNKNOWN 145852c9ce25SScott Long || cts->transport_version == XPORT_VERSION_UNSPECIFIED) 145952c9ce25SScott Long cts->transport_version = device->transport_version; 146052c9ce25SScott Long 146152c9ce25SScott Long if (cts->transport != device->transport) { 146252c9ce25SScott Long xpt_print(cts->ccb_h.path, "Uninitialized Transport %x:%x?\n", 146352c9ce25SScott Long cts->transport, device->transport); 146452c9ce25SScott Long cts->transport = device->transport; 146552c9ce25SScott Long } 146652c9ce25SScott Long 146752c9ce25SScott Long if (cts->transport_version > device->transport_version) { 146852c9ce25SScott Long if (bootverbose) { 146952c9ce25SScott Long xpt_print(cts->ccb_h.path, "Down reving Transport " 147052c9ce25SScott Long "Version from %d to %d?\n", cts->transport_version, 147152c9ce25SScott Long device->transport_version); 147252c9ce25SScott Long } 147352c9ce25SScott Long cts->transport_version = device->transport_version; 147452c9ce25SScott Long } 147552c9ce25SScott Long 147652c9ce25SScott Long sim = cts->ccb_h.path->bus->sim; 147752c9ce25SScott Long 147852c9ce25SScott Long /* 147952c9ce25SScott Long * Nothing more of interest to do unless 148052c9ce25SScott Long * this is a device connected via the 148152c9ce25SScott Long * SCSI protocol. 148252c9ce25SScott Long */ 148352c9ce25SScott Long if (cts->protocol != PROTO_SCSI) { 148452c9ce25SScott Long if (async_update == FALSE) 148552c9ce25SScott Long (*(sim->sim_action))(sim, (union ccb *)cts); 148652c9ce25SScott Long return; 148752c9ce25SScott Long } 148852c9ce25SScott Long 148952c9ce25SScott Long inq_data = &device->inq_data; 149052c9ce25SScott Long scsi = &cts->proto_specific.scsi; 149183c5d981SAlexander Motin xpt_setup_ccb(&cpi.ccb_h, cts->ccb_h.path, CAM_PRIORITY_NONE); 149252c9ce25SScott Long cpi.ccb_h.func_code = XPT_PATH_INQ; 149352c9ce25SScott Long xpt_action((union ccb *)&cpi); 149452c9ce25SScott Long 149552c9ce25SScott Long /* SCSI specific sanity checking */ 149652c9ce25SScott Long if ((cpi.hba_inquiry & PI_TAG_ABLE) == 0 149752c9ce25SScott Long || (INQ_DATA_TQ_ENABLED(inq_data)) == 0 149852c9ce25SScott Long || (device->queue_flags & SCP_QUEUE_DQUE) != 0 149952c9ce25SScott Long || (device->mintags == 0)) { 150052c9ce25SScott Long /* 150152c9ce25SScott Long * Can't tag on hardware that doesn't support tags, 150252c9ce25SScott Long * doesn't have it enabled, or has broken tag support. 150352c9ce25SScott Long */ 150452c9ce25SScott Long scsi->flags &= ~CTS_SCSI_FLAGS_TAG_ENB; 150552c9ce25SScott Long } 150652c9ce25SScott Long 150752c9ce25SScott Long if (async_update == FALSE) { 150852c9ce25SScott Long /* 150952c9ce25SScott Long * Perform sanity checking against what the 151052c9ce25SScott Long * controller and device can do. 151152c9ce25SScott Long */ 151283c5d981SAlexander Motin xpt_setup_ccb(&cur_cts.ccb_h, cts->ccb_h.path, CAM_PRIORITY_NONE); 151352c9ce25SScott Long cur_cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS; 151452c9ce25SScott Long cur_cts.type = cts->type; 151552c9ce25SScott Long xpt_action((union ccb *)&cur_cts); 151652c9ce25SScott Long if ((cur_cts.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 151752c9ce25SScott Long return; 151852c9ce25SScott Long } 151952c9ce25SScott Long cur_scsi = &cur_cts.proto_specific.scsi; 152052c9ce25SScott Long if ((scsi->valid & CTS_SCSI_VALID_TQ) == 0) { 152152c9ce25SScott Long scsi->flags &= ~CTS_SCSI_FLAGS_TAG_ENB; 152252c9ce25SScott Long scsi->flags |= cur_scsi->flags & CTS_SCSI_FLAGS_TAG_ENB; 152352c9ce25SScott Long } 152452c9ce25SScott Long if ((cur_scsi->valid & CTS_SCSI_VALID_TQ) == 0) 152552c9ce25SScott Long scsi->flags &= ~CTS_SCSI_FLAGS_TAG_ENB; 152652c9ce25SScott Long } 152752c9ce25SScott Long 152852c9ce25SScott Long if (cts->type == CTS_TYPE_CURRENT_SETTINGS 152952c9ce25SScott Long && (scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 153052c9ce25SScott Long int device_tagenb; 153152c9ce25SScott Long 153252c9ce25SScott Long /* 153352c9ce25SScott Long * If we are transitioning from tags to no-tags or 153452c9ce25SScott Long * vice-versa, we need to carefully freeze and restart 153552c9ce25SScott Long * the queue so that we don't overlap tagged and non-tagged 153652c9ce25SScott Long * commands. We also temporarily stop tags if there is 153752c9ce25SScott Long * a change in transfer negotiation settings to allow 153852c9ce25SScott Long * "tag-less" negotiation. 153952c9ce25SScott Long */ 154052c9ce25SScott Long if ((device->flags & CAM_DEV_TAG_AFTER_COUNT) != 0 154152c9ce25SScott Long || (device->inq_flags & SID_CmdQue) != 0) 154252c9ce25SScott Long device_tagenb = TRUE; 154352c9ce25SScott Long else 154452c9ce25SScott Long device_tagenb = FALSE; 154552c9ce25SScott Long 154652c9ce25SScott Long if (((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0 154752c9ce25SScott Long && device_tagenb == FALSE) 154852c9ce25SScott Long || ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) == 0 154952c9ce25SScott Long && device_tagenb == TRUE)) { 155052c9ce25SScott Long 155152c9ce25SScott Long if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) { 155252c9ce25SScott Long /* 155352c9ce25SScott Long * Delay change to use tags until after a 155452c9ce25SScott Long * few commands have gone to this device so 155552c9ce25SScott Long * the controller has time to perform transfer 155652c9ce25SScott Long * negotiations without tagged messages getting 155752c9ce25SScott Long * in the way. 155852c9ce25SScott Long */ 155952c9ce25SScott Long device->tag_delay_count = CAM_TAG_DELAY_COUNT; 156052c9ce25SScott Long device->flags |= CAM_DEV_TAG_AFTER_COUNT; 156152c9ce25SScott Long } else { 156230a4094fSAlexander Motin xpt_stop_tags(cts->ccb_h.path); 156352c9ce25SScott Long } 156452c9ce25SScott Long } 156552c9ce25SScott Long } 156652c9ce25SScott Long if (async_update == FALSE) 156752c9ce25SScott Long (*(sim->sim_action))(sim, (union ccb *)cts); 156852c9ce25SScott Long } 156952c9ce25SScott Long 157052c9ce25SScott Long /* 157152c9ce25SScott Long * Handle any per-device event notifications that require action by the XPT. 157252c9ce25SScott Long */ 157352c9ce25SScott Long static void 157452c9ce25SScott Long ata_dev_async(u_int32_t async_code, struct cam_eb *bus, struct cam_et *target, 157552c9ce25SScott Long struct cam_ed *device, void *async_arg) 157652c9ce25SScott Long { 157752c9ce25SScott Long cam_status status; 157852c9ce25SScott Long struct cam_path newpath; 157952c9ce25SScott Long 158052c9ce25SScott Long /* 158152c9ce25SScott Long * We only need to handle events for real devices. 158252c9ce25SScott Long */ 158352c9ce25SScott Long if (target->target_id == CAM_TARGET_WILDCARD 158452c9ce25SScott Long || device->lun_id == CAM_LUN_WILDCARD) 158552c9ce25SScott Long return; 158652c9ce25SScott Long 158752c9ce25SScott Long /* 158852c9ce25SScott Long * We need our own path with wildcards expanded to 158952c9ce25SScott Long * handle certain types of events. 159052c9ce25SScott Long */ 159152c9ce25SScott Long if ((async_code == AC_SENT_BDR) 159252c9ce25SScott Long || (async_code == AC_BUS_RESET) 159352c9ce25SScott Long || (async_code == AC_INQ_CHANGED)) 159452c9ce25SScott Long status = xpt_compile_path(&newpath, NULL, 159552c9ce25SScott Long bus->path_id, 159652c9ce25SScott Long target->target_id, 159752c9ce25SScott Long device->lun_id); 159852c9ce25SScott Long else 159952c9ce25SScott Long status = CAM_REQ_CMP_ERR; 160052c9ce25SScott Long 160152c9ce25SScott Long if (status == CAM_REQ_CMP) { 160252c9ce25SScott Long if (async_code == AC_INQ_CHANGED) { 160352c9ce25SScott Long /* 160452c9ce25SScott Long * We've sent a start unit command, or 160552c9ce25SScott Long * something similar to a device that 160652c9ce25SScott Long * may have caused its inquiry data to 160752c9ce25SScott Long * change. So we re-scan the device to 160852c9ce25SScott Long * refresh the inquiry data for it. 160952c9ce25SScott Long */ 161052c9ce25SScott Long ata_scan_lun(newpath.periph, &newpath, 161152c9ce25SScott Long CAM_EXPECT_INQ_CHANGE, NULL); 161283c5d981SAlexander Motin } else { 161383c5d981SAlexander Motin /* We need to reinitialize device after reset. */ 161483c5d981SAlexander Motin ata_scan_lun(newpath.periph, &newpath, 161583c5d981SAlexander Motin 0, NULL); 161652c9ce25SScott Long } 161752c9ce25SScott Long xpt_release_path(&newpath); 1618f98d7a47SAlexander Motin } else if (async_code == AC_LOST_DEVICE && 1619f98d7a47SAlexander Motin (device->flags & CAM_DEV_UNCONFIGURED) == 0) { 162052c9ce25SScott Long device->flags |= CAM_DEV_UNCONFIGURED; 1621f98d7a47SAlexander Motin xpt_release_device(device); 162252c9ce25SScott Long } else if (async_code == AC_TRANSFER_NEG) { 162352c9ce25SScott Long struct ccb_trans_settings *settings; 162452c9ce25SScott Long 162552c9ce25SScott Long settings = (struct ccb_trans_settings *)async_arg; 162630a4094fSAlexander Motin ata_set_transfer_settings(settings, device, 162752c9ce25SScott Long /*async_update*/TRUE); 162852c9ce25SScott Long } 162952c9ce25SScott Long } 163052c9ce25SScott Long 1631