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 6952c9ce25SScott Long struct scsi_quirk_entry { 7052c9ce25SScott Long struct scsi_inquiry_pattern inq_pat; 7152c9ce25SScott Long u_int8_t quirks; 7252c9ce25SScott Long #define CAM_QUIRK_NOLUNS 0x01 7352c9ce25SScott Long #define CAM_QUIRK_NOSERIAL 0x02 7452c9ce25SScott Long #define CAM_QUIRK_HILUNS 0x04 7552c9ce25SScott Long #define CAM_QUIRK_NOHILUNS 0x08 7652c9ce25SScott Long u_int mintags; 7752c9ce25SScott Long u_int maxtags; 7852c9ce25SScott Long }; 7952c9ce25SScott Long #define SCSI_QUIRK(dev) ((struct scsi_quirk_entry *)((dev)->quirk)) 8052c9ce25SScott Long 8152c9ce25SScott Long static periph_init_t probe_periph_init; 8252c9ce25SScott Long 8352c9ce25SScott Long static struct periph_driver probe_driver = 8452c9ce25SScott Long { 85f09f8e3eSAlexander Motin probe_periph_init, "aprobe", 861e637ba6SAlexander Motin TAILQ_HEAD_INITIALIZER(probe_driver.units), /* generation */ 0, 871e637ba6SAlexander Motin CAM_PERIPH_DRV_EARLY 8852c9ce25SScott Long }; 8952c9ce25SScott Long 90f09f8e3eSAlexander Motin PERIPHDRIVER_DECLARE(aprobe, probe_driver); 9152c9ce25SScott Long 9252c9ce25SScott Long typedef enum { 9352c9ce25SScott Long PROBE_RESET, 9452c9ce25SScott Long PROBE_IDENTIFY, 9552c9ce25SScott Long PROBE_SETMODE, 961e637ba6SAlexander Motin PROBE_SET_MULTI, 9752c9ce25SScott Long PROBE_INQUIRY, 9852c9ce25SScott Long PROBE_FULL_INQUIRY, 9952c9ce25SScott Long PROBE_PM_PID, 10052c9ce25SScott Long PROBE_PM_PRV, 10152c9ce25SScott Long PROBE_INVALID 10252c9ce25SScott Long } probe_action; 10352c9ce25SScott Long 10452c9ce25SScott Long static char *probe_action_text[] = { 10552c9ce25SScott Long "PROBE_RESET", 10652c9ce25SScott Long "PROBE_IDENTIFY", 10752c9ce25SScott Long "PROBE_SETMODE", 1081e637ba6SAlexander Motin "PROBE_SET_MULTI", 10952c9ce25SScott Long "PROBE_INQUIRY", 11052c9ce25SScott Long "PROBE_FULL_INQUIRY", 11152c9ce25SScott Long "PROBE_PM_PID", 11252c9ce25SScott Long "PROBE_PM_PRV", 11352c9ce25SScott Long "PROBE_INVALID" 11452c9ce25SScott Long }; 11552c9ce25SScott Long 11652c9ce25SScott Long #define PROBE_SET_ACTION(softc, newaction) \ 11752c9ce25SScott Long do { \ 11852c9ce25SScott Long char **text; \ 11952c9ce25SScott Long text = probe_action_text; \ 12052c9ce25SScott Long CAM_DEBUG((softc)->periph->path, CAM_DEBUG_INFO, \ 12152c9ce25SScott Long ("Probe %s to %s\n", text[(softc)->action], \ 12252c9ce25SScott Long text[(newaction)])); \ 12352c9ce25SScott Long (softc)->action = (newaction); \ 12452c9ce25SScott Long } while(0) 12552c9ce25SScott Long 12652c9ce25SScott Long typedef enum { 12752c9ce25SScott Long PROBE_NO_ANNOUNCE = 0x04 12852c9ce25SScott Long } probe_flags; 12952c9ce25SScott Long 13052c9ce25SScott Long typedef struct { 13152c9ce25SScott Long TAILQ_HEAD(, ccb_hdr) request_ccbs; 13252c9ce25SScott Long probe_action action; 13352c9ce25SScott Long union ccb saved_ccb; 13452c9ce25SScott Long probe_flags flags; 13552c9ce25SScott Long u_int8_t digest[16]; 13652c9ce25SScott Long uint32_t pm_pid; 13752c9ce25SScott Long uint32_t pm_prv; 13852c9ce25SScott Long struct cam_periph *periph; 13952c9ce25SScott Long } probe_softc; 14052c9ce25SScott Long 14152c9ce25SScott Long static struct scsi_quirk_entry scsi_quirk_table[] = 14252c9ce25SScott Long { 14352c9ce25SScott Long { 14452c9ce25SScott Long /* Default tagged queuing parameters for all devices */ 14552c9ce25SScott Long { 14652c9ce25SScott Long T_ANY, SIP_MEDIA_REMOVABLE|SIP_MEDIA_FIXED, 14752c9ce25SScott Long /*vendor*/"*", /*product*/"*", /*revision*/"*" 14852c9ce25SScott Long }, 14952c9ce25SScott Long /*quirks*/0, /*mintags*/2, /*maxtags*/32 15052c9ce25SScott Long }, 15152c9ce25SScott Long }; 15252c9ce25SScott Long 15352c9ce25SScott Long static const int scsi_quirk_table_size = 15452c9ce25SScott Long sizeof(scsi_quirk_table) / sizeof(*scsi_quirk_table); 15552c9ce25SScott Long 15652c9ce25SScott Long static cam_status proberegister(struct cam_periph *periph, 15752c9ce25SScott Long void *arg); 15852c9ce25SScott Long static void probeschedule(struct cam_periph *probe_periph); 15952c9ce25SScott Long static void probestart(struct cam_periph *periph, union ccb *start_ccb); 16052c9ce25SScott Long //static void proberequestdefaultnegotiation(struct cam_periph *periph); 16152c9ce25SScott Long //static int proberequestbackoff(struct cam_periph *periph, 16252c9ce25SScott Long // struct cam_ed *device); 16352c9ce25SScott Long static void probedone(struct cam_periph *periph, union ccb *done_ccb); 16452c9ce25SScott Long static void probecleanup(struct cam_periph *periph); 16552c9ce25SScott Long static void scsi_find_quirk(struct cam_ed *device); 16652c9ce25SScott Long static void ata_scan_bus(struct cam_periph *periph, union ccb *ccb); 16752c9ce25SScott Long static void ata_scan_lun(struct cam_periph *periph, 16852c9ce25SScott Long struct cam_path *path, cam_flags flags, 16952c9ce25SScott Long union ccb *ccb); 17052c9ce25SScott Long static void xptscandone(struct cam_periph *periph, union ccb *done_ccb); 17152c9ce25SScott Long static struct cam_ed * 17252c9ce25SScott Long ata_alloc_device(struct cam_eb *bus, struct cam_et *target, 17352c9ce25SScott Long lun_id_t lun_id); 17452c9ce25SScott Long static void ata_device_transport(struct cam_path *path); 17552c9ce25SScott Long static void scsi_set_transfer_settings(struct ccb_trans_settings *cts, 17652c9ce25SScott Long struct cam_ed *device, 17752c9ce25SScott Long int async_update); 17852c9ce25SScott Long static void scsi_toggle_tags(struct cam_path *path); 17952c9ce25SScott Long static void ata_dev_async(u_int32_t async_code, 18052c9ce25SScott Long struct cam_eb *bus, 18152c9ce25SScott Long struct cam_et *target, 18252c9ce25SScott Long struct cam_ed *device, 18352c9ce25SScott Long void *async_arg); 18452c9ce25SScott Long static void ata_action(union ccb *start_ccb); 18552c9ce25SScott Long 18652c9ce25SScott Long static struct xpt_xport ata_xport = { 18752c9ce25SScott Long .alloc_device = ata_alloc_device, 18852c9ce25SScott Long .action = ata_action, 18952c9ce25SScott Long .async = ata_dev_async, 19052c9ce25SScott Long }; 19152c9ce25SScott Long 19252c9ce25SScott Long struct xpt_xport * 19352c9ce25SScott Long ata_get_xport(void) 19452c9ce25SScott Long { 19552c9ce25SScott Long return (&ata_xport); 19652c9ce25SScott Long } 19752c9ce25SScott Long 19852c9ce25SScott Long static void 19952c9ce25SScott Long probe_periph_init() 20052c9ce25SScott Long { 20152c9ce25SScott Long } 20252c9ce25SScott Long 20352c9ce25SScott Long static cam_status 20452c9ce25SScott Long proberegister(struct cam_periph *periph, void *arg) 20552c9ce25SScott Long { 20652c9ce25SScott Long union ccb *request_ccb; /* CCB representing the probe request */ 20752c9ce25SScott Long cam_status status; 20852c9ce25SScott Long probe_softc *softc; 20952c9ce25SScott Long 21052c9ce25SScott Long request_ccb = (union ccb *)arg; 21152c9ce25SScott Long if (periph == NULL) { 21252c9ce25SScott Long printf("proberegister: periph was NULL!!\n"); 21352c9ce25SScott Long return(CAM_REQ_CMP_ERR); 21452c9ce25SScott Long } 21552c9ce25SScott Long 21652c9ce25SScott Long if (request_ccb == NULL) { 21752c9ce25SScott Long printf("proberegister: no probe CCB, " 21852c9ce25SScott Long "can't register device\n"); 21952c9ce25SScott Long return(CAM_REQ_CMP_ERR); 22052c9ce25SScott Long } 22152c9ce25SScott Long 22252c9ce25SScott Long softc = (probe_softc *)malloc(sizeof(*softc), M_CAMXPT, M_NOWAIT); 22352c9ce25SScott Long 22452c9ce25SScott Long if (softc == NULL) { 22552c9ce25SScott Long printf("proberegister: Unable to probe new device. " 22652c9ce25SScott Long "Unable to allocate softc\n"); 22752c9ce25SScott Long return(CAM_REQ_CMP_ERR); 22852c9ce25SScott Long } 22952c9ce25SScott Long TAILQ_INIT(&softc->request_ccbs); 23052c9ce25SScott Long TAILQ_INSERT_TAIL(&softc->request_ccbs, &request_ccb->ccb_h, 23152c9ce25SScott Long periph_links.tqe); 23252c9ce25SScott Long softc->flags = 0; 23352c9ce25SScott Long periph->softc = softc; 23452c9ce25SScott Long softc->periph = periph; 23552c9ce25SScott Long softc->action = PROBE_INVALID; 23652c9ce25SScott Long status = cam_periph_acquire(periph); 23752c9ce25SScott Long if (status != CAM_REQ_CMP) { 23852c9ce25SScott Long return (status); 23952c9ce25SScott Long } 24052c9ce25SScott Long 24152c9ce25SScott Long 24252c9ce25SScott Long /* 24352c9ce25SScott Long * Ensure we've waited at least a bus settle 24452c9ce25SScott Long * delay before attempting to probe the device. 24552c9ce25SScott Long * For HBAs that don't do bus resets, this won't make a difference. 24652c9ce25SScott Long */ 24752c9ce25SScott Long cam_periph_freeze_after_event(periph, &periph->path->bus->last_reset, 24852c9ce25SScott Long scsi_delay); 24952c9ce25SScott Long probeschedule(periph); 25052c9ce25SScott Long return(CAM_REQ_CMP); 25152c9ce25SScott Long } 25252c9ce25SScott Long 25352c9ce25SScott Long static void 25452c9ce25SScott Long probeschedule(struct cam_periph *periph) 25552c9ce25SScott Long { 25652c9ce25SScott Long struct ccb_pathinq cpi; 25752c9ce25SScott Long union ccb *ccb; 25852c9ce25SScott Long probe_softc *softc; 25952c9ce25SScott Long 26052c9ce25SScott Long softc = (probe_softc *)periph->softc; 26152c9ce25SScott Long ccb = (union ccb *)TAILQ_FIRST(&softc->request_ccbs); 26252c9ce25SScott Long 263bbfa4aa1SAlexander Motin xpt_setup_ccb(&cpi.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 26452c9ce25SScott Long cpi.ccb_h.func_code = XPT_PATH_INQ; 26552c9ce25SScott Long xpt_action((union ccb *)&cpi); 26652c9ce25SScott Long 26765d0fb03SAlexander Motin if ((periph->path->device->flags & CAM_DEV_UNCONFIGURED) || 26865d0fb03SAlexander Motin periph->path->device->protocol == PROTO_SATAPM) 26952c9ce25SScott Long PROBE_SET_ACTION(softc, PROBE_RESET); 27052c9ce25SScott Long else 27152c9ce25SScott Long PROBE_SET_ACTION(softc, PROBE_IDENTIFY); 27252c9ce25SScott Long 27352c9ce25SScott Long if (ccb->crcn.flags & CAM_EXPECT_INQ_CHANGE) 27452c9ce25SScott Long softc->flags |= PROBE_NO_ANNOUNCE; 27552c9ce25SScott Long else 27652c9ce25SScott Long softc->flags &= ~PROBE_NO_ANNOUNCE; 27752c9ce25SScott Long 27852c9ce25SScott Long xpt_schedule(periph, ccb->ccb_h.pinfo.priority); 27952c9ce25SScott Long } 28052c9ce25SScott Long 28152c9ce25SScott Long static void 28252c9ce25SScott Long probestart(struct cam_periph *periph, union ccb *start_ccb) 28352c9ce25SScott Long { 28452c9ce25SScott Long /* Probe the device that our peripheral driver points to */ 28552c9ce25SScott Long struct ccb_ataio *ataio; 28652c9ce25SScott Long struct ccb_scsiio *csio; 28752c9ce25SScott Long probe_softc *softc; 2881e637ba6SAlexander Motin struct cam_path *path; 2891e637ba6SAlexander Motin struct ata_params *ident_buf; 29052c9ce25SScott Long 29152c9ce25SScott Long CAM_DEBUG(start_ccb->ccb_h.path, CAM_DEBUG_TRACE, ("probestart\n")); 29252c9ce25SScott Long 29352c9ce25SScott Long softc = (probe_softc *)periph->softc; 2941e637ba6SAlexander Motin path = start_ccb->ccb_h.path; 29552c9ce25SScott Long ataio = &start_ccb->ataio; 29652c9ce25SScott Long csio = &start_ccb->csio; 2971e637ba6SAlexander Motin ident_buf = &periph->path->device->ident_data; 29852c9ce25SScott Long 29952c9ce25SScott Long switch (softc->action) { 30052c9ce25SScott Long case PROBE_RESET: 30152c9ce25SScott Long cam_fill_ataio(ataio, 30252c9ce25SScott Long 0, 30352c9ce25SScott Long probedone, 30452c9ce25SScott Long /*flags*/CAM_DIR_NONE, 30565d0fb03SAlexander Motin 0, 30652c9ce25SScott Long /*data_ptr*/NULL, 30752c9ce25SScott Long /*dxfer_len*/0, 30852c9ce25SScott Long (start_ccb->ccb_h.target_id == 15 ? 3 : 15) * 1000); 30952c9ce25SScott Long ata_reset_cmd(ataio); 31052c9ce25SScott Long break; 31152c9ce25SScott Long case PROBE_IDENTIFY: 31252c9ce25SScott Long if ((periph->path->device->flags & CAM_DEV_UNCONFIGURED) == 0) { 31352c9ce25SScott Long /* Prepare check that it is the same device. */ 31452c9ce25SScott Long MD5_CTX context; 31552c9ce25SScott Long 31652c9ce25SScott Long MD5Init(&context); 31752c9ce25SScott Long MD5Update(&context, 31852c9ce25SScott Long (unsigned char *)ident_buf->model, 31952c9ce25SScott Long sizeof(ident_buf->model)); 32052c9ce25SScott Long MD5Update(&context, 32152c9ce25SScott Long (unsigned char *)ident_buf->revision, 32252c9ce25SScott Long sizeof(ident_buf->revision)); 32352c9ce25SScott Long MD5Update(&context, 32452c9ce25SScott Long (unsigned char *)ident_buf->serial, 32552c9ce25SScott Long sizeof(ident_buf->serial)); 32652c9ce25SScott Long MD5Final(softc->digest, &context); 32752c9ce25SScott Long } 32852c9ce25SScott Long cam_fill_ataio(ataio, 32952c9ce25SScott Long 1, 33052c9ce25SScott Long probedone, 33152c9ce25SScott Long /*flags*/CAM_DIR_IN, 33265d0fb03SAlexander Motin 0, 33352c9ce25SScott Long /*data_ptr*/(u_int8_t *)ident_buf, 33452c9ce25SScott Long /*dxfer_len*/sizeof(struct ata_params), 33552c9ce25SScott Long 30 * 1000); 33652c9ce25SScott Long if (periph->path->device->protocol == PROTO_ATA) 3377606b445SAlexander Motin ata_28bit_cmd(ataio, ATA_ATA_IDENTIFY, 0, 0, 0); 33852c9ce25SScott Long else 3397606b445SAlexander Motin ata_28bit_cmd(ataio, ATA_ATAPI_IDENTIFY, 0, 0, 0); 34052c9ce25SScott Long break; 34152c9ce25SScott Long case PROBE_SETMODE: 34252c9ce25SScott Long cam_fill_ataio(ataio, 34352c9ce25SScott Long 1, 34452c9ce25SScott Long probedone, 3455daa555dSAlexander Motin /*flags*/CAM_DIR_NONE, 3465daa555dSAlexander Motin 0, 3475daa555dSAlexander Motin /*data_ptr*/NULL, 3485daa555dSAlexander Motin /*dxfer_len*/0, 34952c9ce25SScott Long 30 * 1000); 3507606b445SAlexander Motin ata_28bit_cmd(ataio, ATA_SETFEATURES, ATA_SF_SETXFER, 0, 35152c9ce25SScott Long ata_max_mode(ident_buf, ATA_UDMA6, ATA_UDMA6)); 35252c9ce25SScott Long break; 3531e637ba6SAlexander Motin case PROBE_SET_MULTI: 3541e637ba6SAlexander Motin { 3551e637ba6SAlexander Motin struct ccb_trans_settings cts; 3561e637ba6SAlexander Motin u_int sectors; 3571e637ba6SAlexander Motin 3581e637ba6SAlexander Motin sectors = max(1, min(ident_buf->sectors_intr & 0xff, 16)); 3591e637ba6SAlexander Motin 3601e637ba6SAlexander Motin /* Report bytecount to SIM. */ 3611e637ba6SAlexander Motin bzero(&cts, sizeof(cts)); 3621e637ba6SAlexander Motin xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NORMAL); 3631e637ba6SAlexander Motin cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS; 3641e637ba6SAlexander Motin cts.type = CTS_TYPE_CURRENT_SETTINGS; 3651e637ba6SAlexander Motin if (path->device->transport == XPORT_ATA) { 3661e637ba6SAlexander Motin cts.xport_specific.ata.bytecount = sectors * 512; 3671e637ba6SAlexander Motin cts.xport_specific.ata.valid = CTS_ATA_VALID_BYTECOUNT; 3681e637ba6SAlexander Motin } else { 3691e637ba6SAlexander Motin cts.xport_specific.sata.bytecount = sectors * 512; 3701e637ba6SAlexander Motin cts.xport_specific.sata.valid = CTS_SATA_VALID_BYTECOUNT; 3711e637ba6SAlexander Motin } 3721e637ba6SAlexander Motin xpt_action((union ccb *)&cts); 3731e637ba6SAlexander Motin 3741e637ba6SAlexander Motin cam_fill_ataio(ataio, 3751e637ba6SAlexander Motin 1, 3761e637ba6SAlexander Motin probedone, 3771e637ba6SAlexander Motin CAM_DIR_NONE, 3781e637ba6SAlexander Motin 0, 3791e637ba6SAlexander Motin NULL, 3801e637ba6SAlexander Motin 0, 3811e637ba6SAlexander Motin 30*1000); 3821e637ba6SAlexander Motin ata_28bit_cmd(ataio, ATA_SET_MULTI, 0, 0, sectors); 3831e637ba6SAlexander Motin break; 38452c9ce25SScott Long } 38552c9ce25SScott Long case PROBE_INQUIRY: 38652c9ce25SScott Long case PROBE_FULL_INQUIRY: 38752c9ce25SScott Long { 38852c9ce25SScott Long u_int inquiry_len; 38952c9ce25SScott Long struct scsi_inquiry_data *inq_buf = 39052c9ce25SScott Long &periph->path->device->inq_data; 39152c9ce25SScott Long 39252c9ce25SScott Long if (softc->action == PROBE_INQUIRY) 39352c9ce25SScott Long inquiry_len = SHORT_INQUIRY_LENGTH; 39452c9ce25SScott Long else 39552c9ce25SScott Long inquiry_len = SID_ADDITIONAL_LENGTH(inq_buf); 39652c9ce25SScott Long /* 39752c9ce25SScott Long * Some parallel SCSI devices fail to send an 39852c9ce25SScott Long * ignore wide residue message when dealing with 39952c9ce25SScott Long * odd length inquiry requests. Round up to be 40052c9ce25SScott Long * safe. 40152c9ce25SScott Long */ 40252c9ce25SScott Long inquiry_len = roundup2(inquiry_len, 2); 40352c9ce25SScott Long scsi_inquiry(csio, 40452c9ce25SScott Long /*retries*/1, 40552c9ce25SScott Long probedone, 40652c9ce25SScott Long MSG_SIMPLE_Q_TAG, 40752c9ce25SScott Long (u_int8_t *)inq_buf, 40852c9ce25SScott Long inquiry_len, 40952c9ce25SScott Long /*evpd*/FALSE, 41052c9ce25SScott Long /*page_code*/0, 41152c9ce25SScott Long SSD_MIN_SIZE, 41252c9ce25SScott Long /*timeout*/60 * 1000); 41352c9ce25SScott Long break; 41452c9ce25SScott Long } 41552c9ce25SScott Long case PROBE_PM_PID: 41652c9ce25SScott Long cam_fill_ataio(ataio, 41752c9ce25SScott Long 1, 41852c9ce25SScott Long probedone, 41952c9ce25SScott Long /*flags*/CAM_DIR_NONE, 42065d0fb03SAlexander Motin 0, 42152c9ce25SScott Long /*data_ptr*/NULL, 42252c9ce25SScott Long /*dxfer_len*/0, 42352c9ce25SScott Long 10 * 1000); 42452c9ce25SScott Long ata_pm_read_cmd(ataio, 0, 15); 42552c9ce25SScott Long break; 42652c9ce25SScott Long case PROBE_PM_PRV: 42752c9ce25SScott Long cam_fill_ataio(ataio, 42852c9ce25SScott Long 1, 42952c9ce25SScott Long probedone, 43052c9ce25SScott Long /*flags*/CAM_DIR_NONE, 43165d0fb03SAlexander Motin 0, 43252c9ce25SScott Long /*data_ptr*/NULL, 43352c9ce25SScott Long /*dxfer_len*/0, 43452c9ce25SScott Long 10 * 1000); 43552c9ce25SScott Long ata_pm_read_cmd(ataio, 1, 15); 43652c9ce25SScott Long break; 43752c9ce25SScott Long case PROBE_INVALID: 4381e637ba6SAlexander Motin CAM_DEBUG(path, CAM_DEBUG_INFO, 43952c9ce25SScott Long ("probestart: invalid action state\n")); 44052c9ce25SScott Long default: 44152c9ce25SScott Long break; 44252c9ce25SScott Long } 44352c9ce25SScott Long xpt_action(start_ccb); 44452c9ce25SScott Long } 44552c9ce25SScott Long #if 0 44652c9ce25SScott Long static void 44752c9ce25SScott Long proberequestdefaultnegotiation(struct cam_periph *periph) 44852c9ce25SScott Long { 44952c9ce25SScott Long struct ccb_trans_settings cts; 45052c9ce25SScott Long 451bbfa4aa1SAlexander Motin xpt_setup_ccb(&cts.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 45252c9ce25SScott Long cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS; 45352c9ce25SScott Long cts.type = CTS_TYPE_USER_SETTINGS; 45452c9ce25SScott Long xpt_action((union ccb *)&cts); 45552c9ce25SScott Long if ((cts.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 45652c9ce25SScott Long return; 45752c9ce25SScott Long } 45852c9ce25SScott Long cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS; 45952c9ce25SScott Long cts.type = CTS_TYPE_CURRENT_SETTINGS; 46052c9ce25SScott Long xpt_action((union ccb *)&cts); 46152c9ce25SScott Long } 46252c9ce25SScott Long 46352c9ce25SScott Long /* 46452c9ce25SScott Long * Backoff Negotiation Code- only pertinent for SPI devices. 46552c9ce25SScott Long */ 46652c9ce25SScott Long static int 46752c9ce25SScott Long proberequestbackoff(struct cam_periph *periph, struct cam_ed *device) 46852c9ce25SScott Long { 46952c9ce25SScott Long struct ccb_trans_settings cts; 47052c9ce25SScott Long struct ccb_trans_settings_spi *spi; 47152c9ce25SScott Long 47252c9ce25SScott Long memset(&cts, 0, sizeof (cts)); 473bbfa4aa1SAlexander Motin xpt_setup_ccb(&cts.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 47452c9ce25SScott Long cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS; 47552c9ce25SScott Long cts.type = CTS_TYPE_CURRENT_SETTINGS; 47652c9ce25SScott Long xpt_action((union ccb *)&cts); 47752c9ce25SScott Long if ((cts.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 47852c9ce25SScott Long if (bootverbose) { 47952c9ce25SScott Long xpt_print(periph->path, 48052c9ce25SScott Long "failed to get current device settings\n"); 48152c9ce25SScott Long } 48252c9ce25SScott Long return (0); 48352c9ce25SScott Long } 48452c9ce25SScott Long if (cts.transport != XPORT_SPI) { 48552c9ce25SScott Long if (bootverbose) { 48652c9ce25SScott Long xpt_print(periph->path, "not SPI transport\n"); 48752c9ce25SScott Long } 48852c9ce25SScott Long return (0); 48952c9ce25SScott Long } 49052c9ce25SScott Long spi = &cts.xport_specific.spi; 49152c9ce25SScott Long 49252c9ce25SScott Long /* 49352c9ce25SScott Long * We cannot renegotiate sync rate if we don't have one. 49452c9ce25SScott Long */ 49552c9ce25SScott Long if ((spi->valid & CTS_SPI_VALID_SYNC_RATE) == 0) { 49652c9ce25SScott Long if (bootverbose) { 49752c9ce25SScott Long xpt_print(periph->path, "no sync rate known\n"); 49852c9ce25SScott Long } 49952c9ce25SScott Long return (0); 50052c9ce25SScott Long } 50152c9ce25SScott Long 50252c9ce25SScott Long /* 50352c9ce25SScott Long * We'll assert that we don't have to touch PPR options- the 50452c9ce25SScott Long * SIM will see what we do with period and offset and adjust 50552c9ce25SScott Long * the PPR options as appropriate. 50652c9ce25SScott Long */ 50752c9ce25SScott Long 50852c9ce25SScott Long /* 50952c9ce25SScott Long * A sync rate with unknown or zero offset is nonsensical. 51052c9ce25SScott Long * A sync period of zero means Async. 51152c9ce25SScott Long */ 51252c9ce25SScott Long if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) == 0 51352c9ce25SScott Long || spi->sync_offset == 0 || spi->sync_period == 0) { 51452c9ce25SScott Long if (bootverbose) { 51552c9ce25SScott Long xpt_print(periph->path, "no sync rate available\n"); 51652c9ce25SScott Long } 51752c9ce25SScott Long return (0); 51852c9ce25SScott Long } 51952c9ce25SScott Long 52052c9ce25SScott Long if (device->flags & CAM_DEV_DV_HIT_BOTTOM) { 52152c9ce25SScott Long CAM_DEBUG(periph->path, CAM_DEBUG_INFO, 52252c9ce25SScott Long ("hit async: giving up on DV\n")); 52352c9ce25SScott Long return (0); 52452c9ce25SScott Long } 52552c9ce25SScott Long 52652c9ce25SScott Long 52752c9ce25SScott Long /* 52852c9ce25SScott Long * Jump sync_period up by one, but stop at 5MHz and fall back to Async. 52952c9ce25SScott Long * We don't try to remember 'last' settings to see if the SIM actually 53052c9ce25SScott Long * gets into the speed we want to set. We check on the SIM telling 53152c9ce25SScott Long * us that a requested speed is bad, but otherwise don't try and 53252c9ce25SScott Long * check the speed due to the asynchronous and handshake nature 53352c9ce25SScott Long * of speed setting. 53452c9ce25SScott Long */ 53552c9ce25SScott Long spi->valid = CTS_SPI_VALID_SYNC_RATE | CTS_SPI_VALID_SYNC_OFFSET; 53652c9ce25SScott Long for (;;) { 53752c9ce25SScott Long spi->sync_period++; 53852c9ce25SScott Long if (spi->sync_period >= 0xf) { 53952c9ce25SScott Long spi->sync_period = 0; 54052c9ce25SScott Long spi->sync_offset = 0; 54152c9ce25SScott Long CAM_DEBUG(periph->path, CAM_DEBUG_INFO, 54252c9ce25SScott Long ("setting to async for DV\n")); 54352c9ce25SScott Long /* 54452c9ce25SScott Long * Once we hit async, we don't want to try 54552c9ce25SScott Long * any more settings. 54652c9ce25SScott Long */ 54752c9ce25SScott Long device->flags |= CAM_DEV_DV_HIT_BOTTOM; 54852c9ce25SScott Long } else if (bootverbose) { 54952c9ce25SScott Long CAM_DEBUG(periph->path, CAM_DEBUG_INFO, 55052c9ce25SScott Long ("DV: period 0x%x\n", spi->sync_period)); 55152c9ce25SScott Long printf("setting period to 0x%x\n", spi->sync_period); 55252c9ce25SScott Long } 55352c9ce25SScott Long cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS; 55452c9ce25SScott Long cts.type = CTS_TYPE_CURRENT_SETTINGS; 55552c9ce25SScott Long xpt_action((union ccb *)&cts); 55652c9ce25SScott Long if ((cts.ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 55752c9ce25SScott Long break; 55852c9ce25SScott Long } 55952c9ce25SScott Long CAM_DEBUG(periph->path, CAM_DEBUG_INFO, 56052c9ce25SScott Long ("DV: failed to set period 0x%x\n", spi->sync_period)); 56152c9ce25SScott Long if (spi->sync_period == 0) { 56252c9ce25SScott Long return (0); 56352c9ce25SScott Long } 56452c9ce25SScott Long } 56552c9ce25SScott Long return (1); 56652c9ce25SScott Long } 56752c9ce25SScott Long #endif 56852c9ce25SScott Long static void 56952c9ce25SScott Long probedone(struct cam_periph *periph, union ccb *done_ccb) 57052c9ce25SScott Long { 57152c9ce25SScott Long struct ata_params *ident_buf; 57252c9ce25SScott Long probe_softc *softc; 57352c9ce25SScott Long struct cam_path *path; 57452c9ce25SScott Long u_int32_t priority; 57565d0fb03SAlexander Motin int found = 1; 57652c9ce25SScott Long 57752c9ce25SScott Long CAM_DEBUG(done_ccb->ccb_h.path, CAM_DEBUG_TRACE, ("probedone\n")); 57852c9ce25SScott Long 57952c9ce25SScott Long softc = (probe_softc *)periph->softc; 58052c9ce25SScott Long path = done_ccb->ccb_h.path; 58152c9ce25SScott Long priority = done_ccb->ccb_h.pinfo.priority; 58252c9ce25SScott Long ident_buf = &path->device->ident_data; 58352c9ce25SScott Long 5841e637ba6SAlexander Motin if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 5851e637ba6SAlexander Motin device_fail: if (cam_periph_error(done_ccb, 0, 0, 5861e637ba6SAlexander Motin &softc->saved_ccb) == ERESTART) { 5871e637ba6SAlexander Motin return; 5881e637ba6SAlexander Motin } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 5891e637ba6SAlexander Motin /* Don't wedge the queue */ 5901e637ba6SAlexander Motin xpt_release_devq(done_ccb->ccb_h.path, /*count*/1, 5911e637ba6SAlexander Motin /*run_queue*/TRUE); 5921e637ba6SAlexander Motin } 5931e637ba6SAlexander Motin /* Old PIO2 devices may not support mode setting. */ 5941e637ba6SAlexander Motin if (softc->action == PROBE_SETMODE && 5951e637ba6SAlexander Motin ata_max_pmode(ident_buf) <= ATA_PIO2 && 5961e637ba6SAlexander Motin (ident_buf->capabilities1 & ATA_SUPPORT_IORDY) == 0) 5971e637ba6SAlexander Motin goto noerror; 5981e637ba6SAlexander Motin /* 5991e637ba6SAlexander Motin * If we get to this point, we got an error status back 6001e637ba6SAlexander Motin * from the inquiry and the error status doesn't require 6011e637ba6SAlexander Motin * automatically retrying the command. Therefore, the 6021e637ba6SAlexander Motin * inquiry failed. If we had inquiry information before 6031e637ba6SAlexander Motin * for this device, but this latest inquiry command failed, 6041e637ba6SAlexander Motin * the device has probably gone away. If this device isn't 6051e637ba6SAlexander Motin * already marked unconfigured, notify the peripheral 6061e637ba6SAlexander Motin * drivers that this device is no more. 6071e637ba6SAlexander Motin */ 6081e637ba6SAlexander Motin if ((path->device->flags & CAM_DEV_UNCONFIGURED) == 0) 6091e637ba6SAlexander Motin xpt_async(AC_LOST_DEVICE, path, NULL); 6101e637ba6SAlexander Motin found = 0; 6111e637ba6SAlexander Motin goto done; 6121e637ba6SAlexander Motin } 6131e637ba6SAlexander Motin noerror: 61452c9ce25SScott Long switch (softc->action) { 61552c9ce25SScott Long case PROBE_RESET: 6161e637ba6SAlexander Motin { 61752c9ce25SScott Long int sign = (done_ccb->ataio.res.lba_high << 8) + 61852c9ce25SScott Long done_ccb->ataio.res.lba_mid; 61952c9ce25SScott Long xpt_print(path, "SIGNATURE: %04x\n", sign); 62052c9ce25SScott Long if (sign == 0x0000 && 62152c9ce25SScott Long done_ccb->ccb_h.target_id != 15) { 62252c9ce25SScott Long path->device->protocol = PROTO_ATA; 62352c9ce25SScott Long PROBE_SET_ACTION(softc, PROBE_IDENTIFY); 62452c9ce25SScott Long } else if (sign == 0x9669 && 62552c9ce25SScott Long done_ccb->ccb_h.target_id == 15) { 62652c9ce25SScott Long struct ccb_trans_settings cts; 62752c9ce25SScott Long 62852c9ce25SScott Long /* Report SIM that PM is present. */ 62952c9ce25SScott Long bzero(&cts, sizeof(cts)); 630bbfa4aa1SAlexander Motin xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NORMAL); 63152c9ce25SScott Long cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS; 63252c9ce25SScott Long cts.type = CTS_TYPE_CURRENT_SETTINGS; 63352c9ce25SScott Long cts.xport_specific.sata.pm_present = 1; 63452c9ce25SScott Long cts.xport_specific.sata.valid = CTS_SATA_VALID_PM; 63552c9ce25SScott Long xpt_action((union ccb *)&cts); 63652c9ce25SScott Long path->device->protocol = PROTO_SATAPM; 63752c9ce25SScott Long PROBE_SET_ACTION(softc, PROBE_PM_PID); 63852c9ce25SScott Long } else if (sign == 0xeb14 && 63952c9ce25SScott Long done_ccb->ccb_h.target_id != 15) { 64052c9ce25SScott Long path->device->protocol = PROTO_SCSI; 64152c9ce25SScott Long PROBE_SET_ACTION(softc, PROBE_IDENTIFY); 64252c9ce25SScott Long } else { 64352c9ce25SScott Long if (done_ccb->ccb_h.target_id != 15) { 64452c9ce25SScott Long xpt_print(path, 64552c9ce25SScott Long "Unexpected signature 0x%04x\n", sign); 64652c9ce25SScott Long } 64765d0fb03SAlexander Motin goto device_fail; 64852c9ce25SScott Long } 64952c9ce25SScott Long xpt_release_ccb(done_ccb); 65052c9ce25SScott Long xpt_schedule(periph, priority); 65152c9ce25SScott Long return; 65252c9ce25SScott Long } 65352c9ce25SScott Long case PROBE_IDENTIFY: 65452c9ce25SScott Long { 65552c9ce25SScott Long int16_t *ptr; 65652c9ce25SScott Long 65752c9ce25SScott Long for (ptr = (int16_t *)ident_buf; 65852c9ce25SScott Long ptr < (int16_t *)ident_buf + sizeof(struct ata_params)/2; ptr++) { 65952c9ce25SScott Long *ptr = le16toh(*ptr); 66052c9ce25SScott Long } 66152c9ce25SScott Long if (strncmp(ident_buf->model, "FX", 2) && 66252c9ce25SScott Long strncmp(ident_buf->model, "NEC", 3) && 66352c9ce25SScott Long strncmp(ident_buf->model, "Pioneer", 7) && 66452c9ce25SScott Long strncmp(ident_buf->model, "SHARP", 5)) { 66552c9ce25SScott Long ata_bswap(ident_buf->model, sizeof(ident_buf->model)); 66652c9ce25SScott Long ata_bswap(ident_buf->revision, sizeof(ident_buf->revision)); 66752c9ce25SScott Long ata_bswap(ident_buf->serial, sizeof(ident_buf->serial)); 66852c9ce25SScott Long } 66952c9ce25SScott Long ata_btrim(ident_buf->model, sizeof(ident_buf->model)); 67052c9ce25SScott Long ata_bpack(ident_buf->model, ident_buf->model, sizeof(ident_buf->model)); 67152c9ce25SScott Long ata_btrim(ident_buf->revision, sizeof(ident_buf->revision)); 67252c9ce25SScott Long ata_bpack(ident_buf->revision, ident_buf->revision, sizeof(ident_buf->revision)); 67352c9ce25SScott Long ata_btrim(ident_buf->serial, sizeof(ident_buf->serial)); 67452c9ce25SScott Long ata_bpack(ident_buf->serial, ident_buf->serial, sizeof(ident_buf->serial)); 67552c9ce25SScott Long 67652c9ce25SScott Long if ((periph->path->device->flags & CAM_DEV_UNCONFIGURED) == 0) { 67752c9ce25SScott Long /* Check that it is the same device. */ 67852c9ce25SScott Long MD5_CTX context; 67952c9ce25SScott Long u_int8_t digest[16]; 68052c9ce25SScott Long 68152c9ce25SScott Long MD5Init(&context); 68252c9ce25SScott Long MD5Update(&context, 68352c9ce25SScott Long (unsigned char *)ident_buf->model, 68452c9ce25SScott Long sizeof(ident_buf->model)); 68552c9ce25SScott Long MD5Update(&context, 68652c9ce25SScott Long (unsigned char *)ident_buf->revision, 68752c9ce25SScott Long sizeof(ident_buf->revision)); 68852c9ce25SScott Long MD5Update(&context, 68952c9ce25SScott Long (unsigned char *)ident_buf->serial, 69052c9ce25SScott Long sizeof(ident_buf->serial)); 69152c9ce25SScott Long MD5Final(digest, &context); 69252c9ce25SScott Long if (bcmp(digest, softc->digest, sizeof(digest))) { 69352c9ce25SScott Long /* Device changed. */ 69452c9ce25SScott Long xpt_async(AC_LOST_DEVICE, path, NULL); 69552c9ce25SScott Long } 6961e637ba6SAlexander Motin } else { 69752c9ce25SScott Long /* Clean up from previous instance of this device */ 69852c9ce25SScott Long if (path->device->serial_num != NULL) { 69952c9ce25SScott Long free(path->device->serial_num, M_CAMXPT); 70052c9ce25SScott Long path->device->serial_num = NULL; 70152c9ce25SScott Long path->device->serial_num_len = 0; 70252c9ce25SScott Long } 70352c9ce25SScott Long path->device->serial_num = 70452c9ce25SScott Long (u_int8_t *)malloc((sizeof(ident_buf->serial) + 1), 70552c9ce25SScott Long M_CAMXPT, M_NOWAIT); 70652c9ce25SScott Long if (path->device->serial_num != NULL) { 70752c9ce25SScott Long bcopy(ident_buf->serial, 70852c9ce25SScott Long path->device->serial_num, 70952c9ce25SScott Long sizeof(ident_buf->serial)); 71052c9ce25SScott Long path->device->serial_num[sizeof(ident_buf->serial)] 71152c9ce25SScott Long = '\0'; 71252c9ce25SScott Long path->device->serial_num_len = 71352c9ce25SScott Long strlen(path->device->serial_num); 71452c9ce25SScott Long } 71552c9ce25SScott Long 7164b997c49SAlexander Motin path->device->flags |= CAM_DEV_IDENTIFY_DATA_VALID; 7171e637ba6SAlexander Motin } 71852c9ce25SScott Long ata_device_transport(path); 71952c9ce25SScott Long PROBE_SET_ACTION(softc, PROBE_SETMODE); 72052c9ce25SScott Long xpt_release_ccb(done_ccb); 72152c9ce25SScott Long xpt_schedule(periph, priority); 72252c9ce25SScott Long return; 72352c9ce25SScott Long } 72452c9ce25SScott Long case PROBE_SETMODE: 7251e637ba6SAlexander Motin if (path->device->protocol == PROTO_ATA) { 7261e637ba6SAlexander Motin PROBE_SET_ACTION(softc, PROBE_SET_MULTI); 7271e637ba6SAlexander Motin } else { 7281e637ba6SAlexander Motin PROBE_SET_ACTION(softc, PROBE_INQUIRY); 7291e637ba6SAlexander Motin } 7301e637ba6SAlexander Motin xpt_release_ccb(done_ccb); 7311e637ba6SAlexander Motin xpt_schedule(periph, priority); 7321e637ba6SAlexander Motin return; 7331e637ba6SAlexander Motin case PROBE_SET_MULTI: 7341e637ba6SAlexander Motin if (periph->path->device->flags & CAM_DEV_UNCONFIGURED) { 73552c9ce25SScott Long path->device->flags &= ~CAM_DEV_UNCONFIGURED; 73652c9ce25SScott Long done_ccb->ccb_h.func_code = XPT_GDEV_TYPE; 73752c9ce25SScott Long xpt_action(done_ccb); 73852c9ce25SScott Long xpt_async(AC_FOUND_DEVICE, done_ccb->ccb_h.path, 73952c9ce25SScott Long done_ccb); 7401e637ba6SAlexander Motin } 74152c9ce25SScott Long break; 74252c9ce25SScott Long case PROBE_INQUIRY: 74352c9ce25SScott Long case PROBE_FULL_INQUIRY: 74452c9ce25SScott Long { 74552c9ce25SScott Long struct scsi_inquiry_data *inq_buf; 7461e637ba6SAlexander Motin u_int8_t periph_qual, len; 74752c9ce25SScott Long 74852c9ce25SScott Long path->device->flags |= CAM_DEV_INQUIRY_DATA_VALID; 74952c9ce25SScott Long inq_buf = &path->device->inq_data; 75052c9ce25SScott Long 75152c9ce25SScott Long periph_qual = SID_QUAL(inq_buf); 75252c9ce25SScott Long 7531e637ba6SAlexander Motin if (periph_qual != SID_QUAL_LU_CONNECTED) 7541e637ba6SAlexander Motin break; 75552c9ce25SScott Long 75652c9ce25SScott Long /* 75752c9ce25SScott Long * We conservatively request only 75852c9ce25SScott Long * SHORT_INQUIRY_LEN bytes of inquiry 75952c9ce25SScott Long * information during our first try 76052c9ce25SScott Long * at sending an INQUIRY. If the device 76152c9ce25SScott Long * has more information to give, 76252c9ce25SScott Long * perform a second request specifying 76352c9ce25SScott Long * the amount of information the device 76452c9ce25SScott Long * is willing to give. 76552c9ce25SScott Long */ 76652c9ce25SScott Long len = inq_buf->additional_length 7671e637ba6SAlexander Motin + offsetof(struct scsi_inquiry_data, additional_length) + 1; 76852c9ce25SScott Long if (softc->action == PROBE_INQUIRY 76952c9ce25SScott Long && len > SHORT_INQUIRY_LENGTH) { 77052c9ce25SScott Long PROBE_SET_ACTION(softc, PROBE_FULL_INQUIRY); 77152c9ce25SScott Long xpt_release_ccb(done_ccb); 77252c9ce25SScott Long xpt_schedule(periph, priority); 77352c9ce25SScott Long return; 77452c9ce25SScott Long } 77552c9ce25SScott Long 77652c9ce25SScott Long scsi_find_quirk(path->device); 7774b997c49SAlexander Motin ata_device_transport(path); 7781e637ba6SAlexander Motin if (periph->path->device->flags & CAM_DEV_UNCONFIGURED) { 77952c9ce25SScott Long path->device->flags &= ~CAM_DEV_UNCONFIGURED; 78052c9ce25SScott Long done_ccb->ccb_h.func_code = XPT_GDEV_TYPE; 78152c9ce25SScott Long xpt_action(done_ccb); 7821e637ba6SAlexander Motin xpt_async(AC_FOUND_DEVICE, done_ccb->ccb_h.path, done_ccb); 7831e637ba6SAlexander Motin } 78452c9ce25SScott Long break; 78552c9ce25SScott Long } 78652c9ce25SScott Long case PROBE_PM_PID: 7874b997c49SAlexander Motin if ((path->device->flags & CAM_DEV_IDENTIFY_DATA_VALID) == 0) 78852c9ce25SScott Long bzero(ident_buf, sizeof(*ident_buf)); 78952c9ce25SScott Long softc->pm_pid = (done_ccb->ataio.res.lba_high << 24) + 79052c9ce25SScott Long (done_ccb->ataio.res.lba_mid << 16) + 79152c9ce25SScott Long (done_ccb->ataio.res.lba_low << 8) + 79252c9ce25SScott Long done_ccb->ataio.res.sector_count; 79365d0fb03SAlexander Motin ((uint32_t *)ident_buf)[0] = softc->pm_pid; 79452c9ce25SScott Long printf("PM Product ID: %08x\n", softc->pm_pid); 79552c9ce25SScott Long snprintf(ident_buf->model, sizeof(ident_buf->model), 79652c9ce25SScott Long "Port Multiplier %08x", softc->pm_pid); 79752c9ce25SScott Long PROBE_SET_ACTION(softc, PROBE_PM_PRV); 79852c9ce25SScott Long xpt_release_ccb(done_ccb); 79952c9ce25SScott Long xpt_schedule(periph, priority); 80052c9ce25SScott Long return; 80152c9ce25SScott Long case PROBE_PM_PRV: 80252c9ce25SScott Long softc->pm_prv = (done_ccb->ataio.res.lba_high << 24) + 80352c9ce25SScott Long (done_ccb->ataio.res.lba_mid << 16) + 80452c9ce25SScott Long (done_ccb->ataio.res.lba_low << 8) + 80552c9ce25SScott Long done_ccb->ataio.res.sector_count; 80665d0fb03SAlexander Motin ((uint32_t *)ident_buf)[1] = softc->pm_prv; 80752c9ce25SScott Long printf("PM Revision: %08x\n", softc->pm_prv); 80852c9ce25SScott Long snprintf(ident_buf->revision, sizeof(ident_buf->revision), 80952c9ce25SScott Long "%04x", softc->pm_prv); 8104b997c49SAlexander Motin path->device->flags |= CAM_DEV_IDENTIFY_DATA_VALID; 81165d0fb03SAlexander Motin if (periph->path->device->flags & CAM_DEV_UNCONFIGURED) { 81252c9ce25SScott Long path->device->flags &= ~CAM_DEV_UNCONFIGURED; 81352c9ce25SScott Long done_ccb->ccb_h.func_code = XPT_GDEV_TYPE; 81452c9ce25SScott Long xpt_action(done_ccb); 81552c9ce25SScott Long xpt_async(AC_FOUND_DEVICE, done_ccb->ccb_h.path, 81652c9ce25SScott Long done_ccb); 81765d0fb03SAlexander Motin } else { 81865d0fb03SAlexander Motin done_ccb->ccb_h.func_code = XPT_GDEV_TYPE; 81965d0fb03SAlexander Motin xpt_action(done_ccb); 8201e637ba6SAlexander Motin xpt_async(AC_SCSI_AEN, done_ccb->ccb_h.path, done_ccb); 82152c9ce25SScott Long } 82252c9ce25SScott Long break; 82352c9ce25SScott Long case PROBE_INVALID: 82452c9ce25SScott Long CAM_DEBUG(done_ccb->ccb_h.path, CAM_DEBUG_INFO, 82552c9ce25SScott Long ("probedone: invalid action state\n")); 82652c9ce25SScott Long default: 82752c9ce25SScott Long break; 82852c9ce25SScott Long } 8291e637ba6SAlexander Motin done: 8301e637ba6SAlexander Motin xpt_release_ccb(done_ccb); 83152c9ce25SScott Long done_ccb = (union ccb *)TAILQ_FIRST(&softc->request_ccbs); 83252c9ce25SScott Long TAILQ_REMOVE(&softc->request_ccbs, &done_ccb->ccb_h, periph_links.tqe); 83352c9ce25SScott Long done_ccb->ccb_h.status = CAM_REQ_CMP; 83452c9ce25SScott Long done_ccb->ccb_h.ppriv_field1 = found; 83552c9ce25SScott Long xpt_done(done_ccb); 83652c9ce25SScott Long if (TAILQ_FIRST(&softc->request_ccbs) == NULL) { 83752c9ce25SScott Long cam_periph_invalidate(periph); 83852c9ce25SScott Long cam_periph_release_locked(periph); 83952c9ce25SScott Long } else { 84052c9ce25SScott Long probeschedule(periph); 84152c9ce25SScott Long } 84252c9ce25SScott Long } 84352c9ce25SScott Long 84452c9ce25SScott Long static void 84552c9ce25SScott Long probecleanup(struct cam_periph *periph) 84652c9ce25SScott Long { 84752c9ce25SScott Long free(periph->softc, M_CAMXPT); 84852c9ce25SScott Long } 84952c9ce25SScott Long 85052c9ce25SScott Long static void 85152c9ce25SScott Long scsi_find_quirk(struct cam_ed *device) 85252c9ce25SScott Long { 85352c9ce25SScott Long struct scsi_quirk_entry *quirk; 85452c9ce25SScott Long caddr_t match; 85552c9ce25SScott Long 85652c9ce25SScott Long match = cam_quirkmatch((caddr_t)&device->inq_data, 85752c9ce25SScott Long (caddr_t)scsi_quirk_table, 85852c9ce25SScott Long sizeof(scsi_quirk_table) / 85952c9ce25SScott Long sizeof(*scsi_quirk_table), 86052c9ce25SScott Long sizeof(*scsi_quirk_table), scsi_inquiry_match); 86152c9ce25SScott Long 86252c9ce25SScott Long if (match == NULL) 86352c9ce25SScott Long panic("xpt_find_quirk: device didn't match wildcard entry!!"); 86452c9ce25SScott Long 86552c9ce25SScott Long quirk = (struct scsi_quirk_entry *)match; 86652c9ce25SScott Long device->quirk = quirk; 86752c9ce25SScott Long device->mintags = quirk->mintags; 86852c9ce25SScott Long device->maxtags = quirk->maxtags; 86952c9ce25SScott Long } 87052c9ce25SScott Long 87152c9ce25SScott Long typedef struct { 87252c9ce25SScott Long union ccb *request_ccb; 87352c9ce25SScott Long struct ccb_pathinq *cpi; 87452c9ce25SScott Long int counter; 87552c9ce25SScott Long int found; 87652c9ce25SScott Long } ata_scan_bus_info; 87752c9ce25SScott Long 87852c9ce25SScott Long /* 87952c9ce25SScott Long * To start a scan, request_ccb is an XPT_SCAN_BUS ccb. 88052c9ce25SScott Long * As the scan progresses, xpt_scan_bus is used as the 88152c9ce25SScott Long * callback on completion function. 88252c9ce25SScott Long */ 88352c9ce25SScott Long static void 88452c9ce25SScott Long ata_scan_bus(struct cam_periph *periph, union ccb *request_ccb) 88552c9ce25SScott Long { 88652c9ce25SScott Long struct cam_path *path; 88752c9ce25SScott Long ata_scan_bus_info *scan_info; 88852c9ce25SScott Long union ccb *work_ccb; 88952c9ce25SScott Long cam_status status; 89052c9ce25SScott Long 89152c9ce25SScott Long CAM_DEBUG(request_ccb->ccb_h.path, CAM_DEBUG_TRACE, 89252c9ce25SScott Long ("xpt_scan_bus\n")); 89352c9ce25SScott Long switch (request_ccb->ccb_h.func_code) { 89452c9ce25SScott Long case XPT_SCAN_BUS: 89552c9ce25SScott Long /* Find out the characteristics of the bus */ 89652c9ce25SScott Long work_ccb = xpt_alloc_ccb_nowait(); 89752c9ce25SScott Long if (work_ccb == NULL) { 89852c9ce25SScott Long request_ccb->ccb_h.status = CAM_RESRC_UNAVAIL; 89952c9ce25SScott Long xpt_done(request_ccb); 90052c9ce25SScott Long return; 90152c9ce25SScott Long } 90252c9ce25SScott Long xpt_setup_ccb(&work_ccb->ccb_h, request_ccb->ccb_h.path, 90352c9ce25SScott Long request_ccb->ccb_h.pinfo.priority); 90452c9ce25SScott Long work_ccb->ccb_h.func_code = XPT_PATH_INQ; 90552c9ce25SScott Long xpt_action(work_ccb); 90652c9ce25SScott Long if (work_ccb->ccb_h.status != CAM_REQ_CMP) { 90752c9ce25SScott Long request_ccb->ccb_h.status = work_ccb->ccb_h.status; 90852c9ce25SScott Long xpt_free_ccb(work_ccb); 90952c9ce25SScott Long xpt_done(request_ccb); 91052c9ce25SScott Long return; 91152c9ce25SScott Long } 91252c9ce25SScott Long 91352c9ce25SScott Long /* Save some state for use while we probe for devices */ 91452c9ce25SScott Long scan_info = (ata_scan_bus_info *) 91552c9ce25SScott Long malloc(sizeof(ata_scan_bus_info), M_CAMXPT, M_NOWAIT); 91652c9ce25SScott Long if (scan_info == NULL) { 91752c9ce25SScott Long request_ccb->ccb_h.status = CAM_RESRC_UNAVAIL; 91852c9ce25SScott Long xpt_done(request_ccb); 91952c9ce25SScott Long return; 92052c9ce25SScott Long } 92152c9ce25SScott Long scan_info->request_ccb = request_ccb; 92252c9ce25SScott Long scan_info->cpi = &work_ccb->cpi; 9234b997c49SAlexander Motin if (scan_info->cpi->transport == XPORT_ATA) 9244b997c49SAlexander Motin scan_info->found = 0x0003; 9254b997c49SAlexander Motin else 92652c9ce25SScott Long scan_info->found = 0x8001; 92752c9ce25SScott Long scan_info->counter = 0; 92852c9ce25SScott Long /* If PM supported, probe it first. */ 92952c9ce25SScott Long if (scan_info->cpi->hba_inquiry & PI_SATAPM) 93052c9ce25SScott Long scan_info->counter = 15; 93152c9ce25SScott Long 93252c9ce25SScott Long work_ccb = xpt_alloc_ccb_nowait(); 93352c9ce25SScott Long if (work_ccb == NULL) { 93452c9ce25SScott Long free(scan_info, M_CAMXPT); 93552c9ce25SScott Long request_ccb->ccb_h.status = CAM_RESRC_UNAVAIL; 93652c9ce25SScott Long xpt_done(request_ccb); 93752c9ce25SScott Long break; 93852c9ce25SScott Long } 93952c9ce25SScott Long goto scan_next; 94052c9ce25SScott Long case XPT_SCAN_LUN: 94152c9ce25SScott Long work_ccb = request_ccb; 94252c9ce25SScott Long /* Reuse the same CCB to query if a device was really found */ 94352c9ce25SScott Long scan_info = (ata_scan_bus_info *)work_ccb->ccb_h.ppriv_ptr0; 94452c9ce25SScott Long /* Free the current request path- we're done with it. */ 94552c9ce25SScott Long xpt_free_path(work_ccb->ccb_h.path); 94665d0fb03SAlexander Motin /* If there is PMP... */ 94752c9ce25SScott Long if (scan_info->counter == 15) { 94852c9ce25SScott Long if (work_ccb->ccb_h.ppriv_field1 != 0) { 94965d0fb03SAlexander Motin /* everything else willbe probed by it */ 95065d0fb03SAlexander Motin scan_info->found = 0x8000; 95152c9ce25SScott Long } else { 95252c9ce25SScott Long struct ccb_trans_settings cts; 95352c9ce25SScott Long 95452c9ce25SScott Long /* Report SIM that PM is absent. */ 95552c9ce25SScott Long bzero(&cts, sizeof(cts)); 95652c9ce25SScott Long xpt_setup_ccb(&cts.ccb_h, 95752c9ce25SScott Long scan_info->request_ccb->ccb_h.path, 1); 95852c9ce25SScott Long cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS; 95952c9ce25SScott Long cts.type = CTS_TYPE_CURRENT_SETTINGS; 9603ccda2f3SAlexander Motin cts.xport_specific.sata.pm_present = 0; 96152c9ce25SScott Long cts.xport_specific.sata.valid = CTS_SATA_VALID_PM; 96252c9ce25SScott Long xpt_action((union ccb *)&cts); 96352c9ce25SScott Long } 96452c9ce25SScott Long } 96552c9ce25SScott Long take_next: 96652c9ce25SScott Long /* Take next device. Wrap from 15 (PM) to 0. */ 96752c9ce25SScott Long scan_info->counter = (scan_info->counter + 1 ) & 0x0f; 9688e7cccb3SAlexander Motin if (scan_info->counter > scan_info->cpi->max_target - 9698e7cccb3SAlexander Motin ((scan_info->cpi->hba_inquiry & PI_SATAPM) ? 1 : 0)) { 97052c9ce25SScott Long xpt_free_ccb(work_ccb); 97152c9ce25SScott Long xpt_free_ccb((union ccb *)scan_info->cpi); 97252c9ce25SScott Long request_ccb = scan_info->request_ccb; 97352c9ce25SScott Long free(scan_info, M_CAMXPT); 97452c9ce25SScott Long request_ccb->ccb_h.status = CAM_REQ_CMP; 97552c9ce25SScott Long xpt_done(request_ccb); 97652c9ce25SScott Long break; 97752c9ce25SScott Long } 97852c9ce25SScott Long scan_next: 97965d0fb03SAlexander Motin if ((scan_info->found & (1 << scan_info->counter)) == 0) 98065d0fb03SAlexander Motin goto take_next; 98152c9ce25SScott Long status = xpt_create_path(&path, xpt_periph, 98252c9ce25SScott Long scan_info->request_ccb->ccb_h.path_id, 98352c9ce25SScott Long scan_info->counter, 0); 98452c9ce25SScott Long if (status != CAM_REQ_CMP) { 98552c9ce25SScott Long printf("xpt_scan_bus: xpt_create_path failed" 98652c9ce25SScott Long " with status %#x, bus scan halted\n", 98752c9ce25SScott Long status); 98852c9ce25SScott Long xpt_free_ccb(work_ccb); 98952c9ce25SScott Long xpt_free_ccb((union ccb *)scan_info->cpi); 99052c9ce25SScott Long request_ccb = scan_info->request_ccb; 99152c9ce25SScott Long free(scan_info, M_CAMXPT); 99252c9ce25SScott Long request_ccb->ccb_h.status = status; 99352c9ce25SScott Long xpt_done(request_ccb); 99452c9ce25SScott Long break; 99552c9ce25SScott Long } 99652c9ce25SScott Long xpt_setup_ccb(&work_ccb->ccb_h, path, 99752c9ce25SScott Long scan_info->request_ccb->ccb_h.pinfo.priority); 99852c9ce25SScott Long work_ccb->ccb_h.func_code = XPT_SCAN_LUN; 99952c9ce25SScott Long work_ccb->ccb_h.cbfcnp = ata_scan_bus; 100052c9ce25SScott Long work_ccb->ccb_h.ppriv_ptr0 = scan_info; 100152c9ce25SScott Long work_ccb->crcn.flags = scan_info->request_ccb->crcn.flags; 100252c9ce25SScott Long xpt_action(work_ccb); 100352c9ce25SScott Long break; 100452c9ce25SScott Long default: 100552c9ce25SScott Long break; 100652c9ce25SScott Long } 100752c9ce25SScott Long } 100852c9ce25SScott Long 100952c9ce25SScott Long static void 101052c9ce25SScott Long ata_scan_lun(struct cam_periph *periph, struct cam_path *path, 101152c9ce25SScott Long cam_flags flags, union ccb *request_ccb) 101252c9ce25SScott Long { 101352c9ce25SScott Long struct ccb_pathinq cpi; 101452c9ce25SScott Long cam_status status; 101552c9ce25SScott Long struct cam_path *new_path; 101652c9ce25SScott Long struct cam_periph *old_periph; 101752c9ce25SScott Long 101852c9ce25SScott Long CAM_DEBUG(request_ccb->ccb_h.path, CAM_DEBUG_TRACE, 101952c9ce25SScott Long ("xpt_scan_lun\n")); 102052c9ce25SScott Long 1021bbfa4aa1SAlexander Motin xpt_setup_ccb(&cpi.ccb_h, path, CAM_PRIORITY_NORMAL); 102252c9ce25SScott Long cpi.ccb_h.func_code = XPT_PATH_INQ; 102352c9ce25SScott Long xpt_action((union ccb *)&cpi); 102452c9ce25SScott Long 102552c9ce25SScott Long if (cpi.ccb_h.status != CAM_REQ_CMP) { 102652c9ce25SScott Long if (request_ccb != NULL) { 102752c9ce25SScott Long request_ccb->ccb_h.status = cpi.ccb_h.status; 102852c9ce25SScott Long xpt_done(request_ccb); 102952c9ce25SScott Long } 103052c9ce25SScott Long return; 103152c9ce25SScott Long } 103252c9ce25SScott Long 103352c9ce25SScott Long if (request_ccb == NULL) { 103452c9ce25SScott Long request_ccb = malloc(sizeof(union ccb), M_CAMXPT, M_NOWAIT); 103552c9ce25SScott Long if (request_ccb == NULL) { 103652c9ce25SScott Long xpt_print(path, "xpt_scan_lun: can't allocate CCB, " 103752c9ce25SScott Long "can't continue\n"); 103852c9ce25SScott Long return; 103952c9ce25SScott Long } 104052c9ce25SScott Long new_path = malloc(sizeof(*new_path), M_CAMXPT, M_NOWAIT); 104152c9ce25SScott Long if (new_path == NULL) { 104252c9ce25SScott Long xpt_print(path, "xpt_scan_lun: can't allocate path, " 104352c9ce25SScott Long "can't continue\n"); 104452c9ce25SScott Long free(request_ccb, M_CAMXPT); 104552c9ce25SScott Long return; 104652c9ce25SScott Long } 104752c9ce25SScott Long status = xpt_compile_path(new_path, xpt_periph, 104852c9ce25SScott Long path->bus->path_id, 104952c9ce25SScott Long path->target->target_id, 105052c9ce25SScott Long path->device->lun_id); 105152c9ce25SScott Long 105252c9ce25SScott Long if (status != CAM_REQ_CMP) { 105352c9ce25SScott Long xpt_print(path, "xpt_scan_lun: can't compile path, " 105452c9ce25SScott Long "can't continue\n"); 105552c9ce25SScott Long free(request_ccb, M_CAMXPT); 105652c9ce25SScott Long free(new_path, M_CAMXPT); 105752c9ce25SScott Long return; 105852c9ce25SScott Long } 1059bbfa4aa1SAlexander Motin xpt_setup_ccb(&request_ccb->ccb_h, new_path, CAM_PRIORITY_NORMAL); 106052c9ce25SScott Long request_ccb->ccb_h.cbfcnp = xptscandone; 106152c9ce25SScott Long request_ccb->ccb_h.func_code = XPT_SCAN_LUN; 106252c9ce25SScott Long request_ccb->crcn.flags = flags; 106352c9ce25SScott Long } 106452c9ce25SScott Long 1065f09f8e3eSAlexander Motin if ((old_periph = cam_periph_find(path, "aprobe")) != NULL) { 106652c9ce25SScott Long probe_softc *softc; 106752c9ce25SScott Long 106852c9ce25SScott Long softc = (probe_softc *)old_periph->softc; 106952c9ce25SScott Long TAILQ_INSERT_TAIL(&softc->request_ccbs, &request_ccb->ccb_h, 107052c9ce25SScott Long periph_links.tqe); 107152c9ce25SScott Long } else { 107252c9ce25SScott Long status = cam_periph_alloc(proberegister, NULL, probecleanup, 1073f09f8e3eSAlexander Motin probestart, "aprobe", 107452c9ce25SScott Long CAM_PERIPH_BIO, 107552c9ce25SScott Long request_ccb->ccb_h.path, NULL, 0, 107652c9ce25SScott Long request_ccb); 107752c9ce25SScott Long 107852c9ce25SScott Long if (status != CAM_REQ_CMP) { 107952c9ce25SScott Long xpt_print(path, "xpt_scan_lun: cam_alloc_periph " 108052c9ce25SScott Long "returned an error, can't continue probe\n"); 108152c9ce25SScott Long request_ccb->ccb_h.status = status; 108252c9ce25SScott Long xpt_done(request_ccb); 108352c9ce25SScott Long } 108452c9ce25SScott Long } 108552c9ce25SScott Long } 108652c9ce25SScott Long 108752c9ce25SScott Long static void 108852c9ce25SScott Long xptscandone(struct cam_periph *periph, union ccb *done_ccb) 108952c9ce25SScott Long { 109052c9ce25SScott Long xpt_release_path(done_ccb->ccb_h.path); 109152c9ce25SScott Long free(done_ccb->ccb_h.path, M_CAMXPT); 109252c9ce25SScott Long free(done_ccb, M_CAMXPT); 109352c9ce25SScott Long } 109452c9ce25SScott Long 109552c9ce25SScott Long static struct cam_ed * 109652c9ce25SScott Long ata_alloc_device(struct cam_eb *bus, struct cam_et *target, lun_id_t lun_id) 109752c9ce25SScott Long { 109852c9ce25SScott Long struct cam_path path; 109952c9ce25SScott Long struct scsi_quirk_entry *quirk; 110052c9ce25SScott Long struct cam_ed *device; 110152c9ce25SScott Long struct cam_ed *cur_device; 110252c9ce25SScott Long 110352c9ce25SScott Long device = xpt_alloc_device(bus, target, lun_id); 110452c9ce25SScott Long if (device == NULL) 110552c9ce25SScott Long return (NULL); 110652c9ce25SScott Long 110752c9ce25SScott Long /* 110852c9ce25SScott Long * Take the default quirk entry until we have inquiry 110952c9ce25SScott Long * data and can determine a better quirk to use. 111052c9ce25SScott Long */ 111152c9ce25SScott Long quirk = &scsi_quirk_table[scsi_quirk_table_size - 1]; 111252c9ce25SScott Long device->quirk = (void *)quirk; 111352c9ce25SScott Long device->mintags = quirk->mintags; 111452c9ce25SScott Long device->maxtags = quirk->maxtags; 111552c9ce25SScott Long bzero(&device->inq_data, sizeof(device->inq_data)); 111652c9ce25SScott Long device->inq_flags = 0; 111752c9ce25SScott Long device->queue_flags = 0; 111852c9ce25SScott Long device->serial_num = NULL; 111952c9ce25SScott Long device->serial_num_len = 0; 112052c9ce25SScott Long 112152c9ce25SScott Long /* 112252c9ce25SScott Long * XXX should be limited by number of CCBs this bus can 112352c9ce25SScott Long * do. 112452c9ce25SScott Long */ 112552c9ce25SScott Long bus->sim->max_ccbs += device->ccbq.devq_openings; 112652c9ce25SScott Long /* Insertion sort into our target's device list */ 112752c9ce25SScott Long cur_device = TAILQ_FIRST(&target->ed_entries); 112852c9ce25SScott Long while (cur_device != NULL && cur_device->lun_id < lun_id) 112952c9ce25SScott Long cur_device = TAILQ_NEXT(cur_device, links); 113052c9ce25SScott Long if (cur_device != NULL) { 113152c9ce25SScott Long TAILQ_INSERT_BEFORE(cur_device, device, links); 113252c9ce25SScott Long } else { 113352c9ce25SScott Long TAILQ_INSERT_TAIL(&target->ed_entries, device, links); 113452c9ce25SScott Long } 113552c9ce25SScott Long target->generation++; 113652c9ce25SScott Long if (lun_id != CAM_LUN_WILDCARD) { 113752c9ce25SScott Long xpt_compile_path(&path, 113852c9ce25SScott Long NULL, 113952c9ce25SScott Long bus->path_id, 114052c9ce25SScott Long target->target_id, 114152c9ce25SScott Long lun_id); 114252c9ce25SScott Long ata_device_transport(&path); 114352c9ce25SScott Long xpt_release_path(&path); 114452c9ce25SScott Long } 114552c9ce25SScott Long 114652c9ce25SScott Long return (device); 114752c9ce25SScott Long } 114852c9ce25SScott Long 114952c9ce25SScott Long static void 115052c9ce25SScott Long ata_device_transport(struct cam_path *path) 115152c9ce25SScott Long { 115252c9ce25SScott Long struct ccb_pathinq cpi; 11534b997c49SAlexander Motin struct ccb_trans_settings cts; 11544b997c49SAlexander Motin struct scsi_inquiry_data *inq_buf = NULL; 11554b997c49SAlexander Motin struct ata_params *ident_buf = NULL; 115652c9ce25SScott Long 115752c9ce25SScott Long /* Get transport information from the SIM */ 1158bbfa4aa1SAlexander Motin xpt_setup_ccb(&cpi.ccb_h, path, CAM_PRIORITY_NORMAL); 115952c9ce25SScott Long cpi.ccb_h.func_code = XPT_PATH_INQ; 116052c9ce25SScott Long xpt_action((union ccb *)&cpi); 116152c9ce25SScott Long 116252c9ce25SScott Long path->device->transport = cpi.transport; 11634b997c49SAlexander Motin if ((path->device->flags & CAM_DEV_INQUIRY_DATA_VALID) != 0) 11644b997c49SAlexander Motin inq_buf = &path->device->inq_data; 11654b997c49SAlexander Motin if ((path->device->flags & CAM_DEV_IDENTIFY_DATA_VALID) != 0) 11664b997c49SAlexander Motin ident_buf = &path->device->ident_data; 11674b997c49SAlexander Motin if (path->device->protocol == PROTO_ATA) { 11684b997c49SAlexander Motin path->device->protocol_version = ident_buf ? 11694b997c49SAlexander Motin ata_version(ident_buf->version_major) : cpi.protocol_version; 11704b997c49SAlexander Motin } else if (path->device->protocol == PROTO_SCSI) { 11714b997c49SAlexander Motin path->device->protocol_version = inq_buf ? 11724b997c49SAlexander Motin SID_ANSI_REV(inq_buf) : cpi.protocol_version; 117352c9ce25SScott Long } 11744b997c49SAlexander Motin path->device->transport_version = ident_buf ? 11754b997c49SAlexander Motin ata_version(ident_buf->version_major) : cpi.transport_version; 117652c9ce25SScott Long 117752c9ce25SScott Long /* Tell the controller what we think */ 1178bbfa4aa1SAlexander Motin xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NORMAL); 117952c9ce25SScott Long cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS; 118052c9ce25SScott Long cts.type = CTS_TYPE_CURRENT_SETTINGS; 118152c9ce25SScott Long cts.transport = path->device->transport; 118252c9ce25SScott Long cts.transport_version = path->device->transport_version; 118352c9ce25SScott Long cts.protocol = path->device->protocol; 118452c9ce25SScott Long cts.protocol_version = path->device->protocol_version; 118552c9ce25SScott Long cts.proto_specific.valid = 0; 118652c9ce25SScott Long cts.xport_specific.valid = 0; 118752c9ce25SScott Long xpt_action((union ccb *)&cts); 118852c9ce25SScott Long } 118952c9ce25SScott Long 119052c9ce25SScott Long static void 119152c9ce25SScott Long ata_action(union ccb *start_ccb) 119252c9ce25SScott Long { 119352c9ce25SScott Long 119452c9ce25SScott Long switch (start_ccb->ccb_h.func_code) { 119552c9ce25SScott Long case XPT_SET_TRAN_SETTINGS: 119652c9ce25SScott Long { 119752c9ce25SScott Long scsi_set_transfer_settings(&start_ccb->cts, 119852c9ce25SScott Long start_ccb->ccb_h.path->device, 119952c9ce25SScott Long /*async_update*/FALSE); 120052c9ce25SScott Long break; 120152c9ce25SScott Long } 120252c9ce25SScott Long case XPT_SCAN_BUS: 120352c9ce25SScott Long ata_scan_bus(start_ccb->ccb_h.path->periph, start_ccb); 120452c9ce25SScott Long break; 120552c9ce25SScott Long case XPT_SCAN_LUN: 120652c9ce25SScott Long ata_scan_lun(start_ccb->ccb_h.path->periph, 120752c9ce25SScott Long start_ccb->ccb_h.path, start_ccb->crcn.flags, 120852c9ce25SScott Long start_ccb); 120952c9ce25SScott Long break; 121052c9ce25SScott Long case XPT_GET_TRAN_SETTINGS: 121152c9ce25SScott Long { 121252c9ce25SScott Long struct cam_sim *sim; 121352c9ce25SScott Long 121452c9ce25SScott Long sim = start_ccb->ccb_h.path->bus->sim; 121552c9ce25SScott Long (*(sim->sim_action))(sim, start_ccb); 121652c9ce25SScott Long break; 121752c9ce25SScott Long } 121852c9ce25SScott Long default: 121952c9ce25SScott Long xpt_action_default(start_ccb); 122052c9ce25SScott Long break; 122152c9ce25SScott Long } 122252c9ce25SScott Long } 122352c9ce25SScott Long 122452c9ce25SScott Long static void 122552c9ce25SScott Long scsi_set_transfer_settings(struct ccb_trans_settings *cts, struct cam_ed *device, 122652c9ce25SScott Long int async_update) 122752c9ce25SScott Long { 122852c9ce25SScott Long struct ccb_pathinq cpi; 122952c9ce25SScott Long struct ccb_trans_settings cur_cts; 123052c9ce25SScott Long struct ccb_trans_settings_scsi *scsi; 123152c9ce25SScott Long struct ccb_trans_settings_scsi *cur_scsi; 123252c9ce25SScott Long struct cam_sim *sim; 123352c9ce25SScott Long struct scsi_inquiry_data *inq_data; 123452c9ce25SScott Long 123552c9ce25SScott Long if (device == NULL) { 123652c9ce25SScott Long cts->ccb_h.status = CAM_PATH_INVALID; 123752c9ce25SScott Long xpt_done((union ccb *)cts); 123852c9ce25SScott Long return; 123952c9ce25SScott Long } 124052c9ce25SScott Long 124152c9ce25SScott Long if (cts->protocol == PROTO_UNKNOWN 124252c9ce25SScott Long || cts->protocol == PROTO_UNSPECIFIED) { 124352c9ce25SScott Long cts->protocol = device->protocol; 124452c9ce25SScott Long cts->protocol_version = device->protocol_version; 124552c9ce25SScott Long } 124652c9ce25SScott Long 124752c9ce25SScott Long if (cts->protocol_version == PROTO_VERSION_UNKNOWN 124852c9ce25SScott Long || cts->protocol_version == PROTO_VERSION_UNSPECIFIED) 124952c9ce25SScott Long cts->protocol_version = device->protocol_version; 125052c9ce25SScott Long 125152c9ce25SScott Long if (cts->protocol != device->protocol) { 125252c9ce25SScott Long xpt_print(cts->ccb_h.path, "Uninitialized Protocol %x:%x?\n", 125352c9ce25SScott Long cts->protocol, device->protocol); 125452c9ce25SScott Long cts->protocol = device->protocol; 125552c9ce25SScott Long } 125652c9ce25SScott Long 125752c9ce25SScott Long if (cts->protocol_version > device->protocol_version) { 125852c9ce25SScott Long if (bootverbose) { 125952c9ce25SScott Long xpt_print(cts->ccb_h.path, "Down reving Protocol " 126052c9ce25SScott Long "Version from %d to %d?\n", cts->protocol_version, 126152c9ce25SScott Long device->protocol_version); 126252c9ce25SScott Long } 126352c9ce25SScott Long cts->protocol_version = device->protocol_version; 126452c9ce25SScott Long } 126552c9ce25SScott Long 126652c9ce25SScott Long if (cts->transport == XPORT_UNKNOWN 126752c9ce25SScott Long || cts->transport == XPORT_UNSPECIFIED) { 126852c9ce25SScott Long cts->transport = device->transport; 126952c9ce25SScott Long cts->transport_version = device->transport_version; 127052c9ce25SScott Long } 127152c9ce25SScott Long 127252c9ce25SScott Long if (cts->transport_version == XPORT_VERSION_UNKNOWN 127352c9ce25SScott Long || cts->transport_version == XPORT_VERSION_UNSPECIFIED) 127452c9ce25SScott Long cts->transport_version = device->transport_version; 127552c9ce25SScott Long 127652c9ce25SScott Long if (cts->transport != device->transport) { 127752c9ce25SScott Long xpt_print(cts->ccb_h.path, "Uninitialized Transport %x:%x?\n", 127852c9ce25SScott Long cts->transport, device->transport); 127952c9ce25SScott Long cts->transport = device->transport; 128052c9ce25SScott Long } 128152c9ce25SScott Long 128252c9ce25SScott Long if (cts->transport_version > device->transport_version) { 128352c9ce25SScott Long if (bootverbose) { 128452c9ce25SScott Long xpt_print(cts->ccb_h.path, "Down reving Transport " 128552c9ce25SScott Long "Version from %d to %d?\n", cts->transport_version, 128652c9ce25SScott Long device->transport_version); 128752c9ce25SScott Long } 128852c9ce25SScott Long cts->transport_version = device->transport_version; 128952c9ce25SScott Long } 129052c9ce25SScott Long 129152c9ce25SScott Long sim = cts->ccb_h.path->bus->sim; 129252c9ce25SScott Long 129352c9ce25SScott Long /* 129452c9ce25SScott Long * Nothing more of interest to do unless 129552c9ce25SScott Long * this is a device connected via the 129652c9ce25SScott Long * SCSI protocol. 129752c9ce25SScott Long */ 129852c9ce25SScott Long if (cts->protocol != PROTO_SCSI) { 129952c9ce25SScott Long if (async_update == FALSE) 130052c9ce25SScott Long (*(sim->sim_action))(sim, (union ccb *)cts); 130152c9ce25SScott Long return; 130252c9ce25SScott Long } 130352c9ce25SScott Long 130452c9ce25SScott Long inq_data = &device->inq_data; 130552c9ce25SScott Long scsi = &cts->proto_specific.scsi; 1306bbfa4aa1SAlexander Motin xpt_setup_ccb(&cpi.ccb_h, cts->ccb_h.path, CAM_PRIORITY_NORMAL); 130752c9ce25SScott Long cpi.ccb_h.func_code = XPT_PATH_INQ; 130852c9ce25SScott Long xpt_action((union ccb *)&cpi); 130952c9ce25SScott Long 131052c9ce25SScott Long /* SCSI specific sanity checking */ 131152c9ce25SScott Long if ((cpi.hba_inquiry & PI_TAG_ABLE) == 0 131252c9ce25SScott Long || (INQ_DATA_TQ_ENABLED(inq_data)) == 0 131352c9ce25SScott Long || (device->queue_flags & SCP_QUEUE_DQUE) != 0 131452c9ce25SScott Long || (device->mintags == 0)) { 131552c9ce25SScott Long /* 131652c9ce25SScott Long * Can't tag on hardware that doesn't support tags, 131752c9ce25SScott Long * doesn't have it enabled, or has broken tag support. 131852c9ce25SScott Long */ 131952c9ce25SScott Long scsi->flags &= ~CTS_SCSI_FLAGS_TAG_ENB; 132052c9ce25SScott Long } 132152c9ce25SScott Long 132252c9ce25SScott Long if (async_update == FALSE) { 132352c9ce25SScott Long /* 132452c9ce25SScott Long * Perform sanity checking against what the 132552c9ce25SScott Long * controller and device can do. 132652c9ce25SScott Long */ 1327bbfa4aa1SAlexander Motin xpt_setup_ccb(&cur_cts.ccb_h, cts->ccb_h.path, CAM_PRIORITY_NORMAL); 132852c9ce25SScott Long cur_cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS; 132952c9ce25SScott Long cur_cts.type = cts->type; 133052c9ce25SScott Long xpt_action((union ccb *)&cur_cts); 133152c9ce25SScott Long if ((cur_cts.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 133252c9ce25SScott Long return; 133352c9ce25SScott Long } 133452c9ce25SScott Long cur_scsi = &cur_cts.proto_specific.scsi; 133552c9ce25SScott Long if ((scsi->valid & CTS_SCSI_VALID_TQ) == 0) { 133652c9ce25SScott Long scsi->flags &= ~CTS_SCSI_FLAGS_TAG_ENB; 133752c9ce25SScott Long scsi->flags |= cur_scsi->flags & CTS_SCSI_FLAGS_TAG_ENB; 133852c9ce25SScott Long } 133952c9ce25SScott Long if ((cur_scsi->valid & CTS_SCSI_VALID_TQ) == 0) 134052c9ce25SScott Long scsi->flags &= ~CTS_SCSI_FLAGS_TAG_ENB; 134152c9ce25SScott Long } 134252c9ce25SScott Long 134352c9ce25SScott Long if (cts->type == CTS_TYPE_CURRENT_SETTINGS 134452c9ce25SScott Long && (scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 134552c9ce25SScott Long int device_tagenb; 134652c9ce25SScott Long 134752c9ce25SScott Long /* 134852c9ce25SScott Long * If we are transitioning from tags to no-tags or 134952c9ce25SScott Long * vice-versa, we need to carefully freeze and restart 135052c9ce25SScott Long * the queue so that we don't overlap tagged and non-tagged 135152c9ce25SScott Long * commands. We also temporarily stop tags if there is 135252c9ce25SScott Long * a change in transfer negotiation settings to allow 135352c9ce25SScott Long * "tag-less" negotiation. 135452c9ce25SScott Long */ 135552c9ce25SScott Long if ((device->flags & CAM_DEV_TAG_AFTER_COUNT) != 0 135652c9ce25SScott Long || (device->inq_flags & SID_CmdQue) != 0) 135752c9ce25SScott Long device_tagenb = TRUE; 135852c9ce25SScott Long else 135952c9ce25SScott Long device_tagenb = FALSE; 136052c9ce25SScott Long 136152c9ce25SScott Long if (((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0 136252c9ce25SScott Long && device_tagenb == FALSE) 136352c9ce25SScott Long || ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) == 0 136452c9ce25SScott Long && device_tagenb == TRUE)) { 136552c9ce25SScott Long 136652c9ce25SScott Long if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) { 136752c9ce25SScott Long /* 136852c9ce25SScott Long * Delay change to use tags until after a 136952c9ce25SScott Long * few commands have gone to this device so 137052c9ce25SScott Long * the controller has time to perform transfer 137152c9ce25SScott Long * negotiations without tagged messages getting 137252c9ce25SScott Long * in the way. 137352c9ce25SScott Long */ 137452c9ce25SScott Long device->tag_delay_count = CAM_TAG_DELAY_COUNT; 137552c9ce25SScott Long device->flags |= CAM_DEV_TAG_AFTER_COUNT; 137652c9ce25SScott Long } else { 137752c9ce25SScott Long struct ccb_relsim crs; 137852c9ce25SScott Long 137952c9ce25SScott Long xpt_freeze_devq(cts->ccb_h.path, /*count*/1); 138052c9ce25SScott Long device->inq_flags &= ~SID_CmdQue; 138152c9ce25SScott Long xpt_dev_ccbq_resize(cts->ccb_h.path, 138252c9ce25SScott Long sim->max_dev_openings); 138352c9ce25SScott Long device->flags &= ~CAM_DEV_TAG_AFTER_COUNT; 138452c9ce25SScott Long device->tag_delay_count = 0; 138552c9ce25SScott Long 138652c9ce25SScott Long xpt_setup_ccb(&crs.ccb_h, cts->ccb_h.path, 1387bbfa4aa1SAlexander Motin CAM_PRIORITY_NORMAL); 138852c9ce25SScott Long crs.ccb_h.func_code = XPT_REL_SIMQ; 138952c9ce25SScott Long crs.release_flags = RELSIM_RELEASE_AFTER_QEMPTY; 139052c9ce25SScott Long crs.openings 139152c9ce25SScott Long = crs.release_timeout 139252c9ce25SScott Long = crs.qfrozen_cnt 139352c9ce25SScott Long = 0; 139452c9ce25SScott Long xpt_action((union ccb *)&crs); 139552c9ce25SScott Long } 139652c9ce25SScott Long } 139752c9ce25SScott Long } 139852c9ce25SScott Long if (async_update == FALSE) 139952c9ce25SScott Long (*(sim->sim_action))(sim, (union ccb *)cts); 140052c9ce25SScott Long } 140152c9ce25SScott Long 140252c9ce25SScott Long static void 140352c9ce25SScott Long scsi_toggle_tags(struct cam_path *path) 140452c9ce25SScott Long { 140552c9ce25SScott Long struct cam_ed *dev; 140652c9ce25SScott Long 140752c9ce25SScott Long /* 140852c9ce25SScott Long * Give controllers a chance to renegotiate 140952c9ce25SScott Long * before starting tag operations. We 141052c9ce25SScott Long * "toggle" tagged queuing off then on 141152c9ce25SScott Long * which causes the tag enable command delay 141252c9ce25SScott Long * counter to come into effect. 141352c9ce25SScott Long */ 141452c9ce25SScott Long dev = path->device; 141552c9ce25SScott Long if ((dev->flags & CAM_DEV_TAG_AFTER_COUNT) != 0 141652c9ce25SScott Long || ((dev->inq_flags & SID_CmdQue) != 0 141752c9ce25SScott Long && (dev->inq_flags & (SID_Sync|SID_WBus16|SID_WBus32)) != 0)) { 141852c9ce25SScott Long struct ccb_trans_settings cts; 141952c9ce25SScott Long 1420bbfa4aa1SAlexander Motin xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NORMAL); 142152c9ce25SScott Long cts.protocol = PROTO_SCSI; 142252c9ce25SScott Long cts.protocol_version = PROTO_VERSION_UNSPECIFIED; 142352c9ce25SScott Long cts.transport = XPORT_UNSPECIFIED; 142452c9ce25SScott Long cts.transport_version = XPORT_VERSION_UNSPECIFIED; 142552c9ce25SScott Long cts.proto_specific.scsi.flags = 0; 142652c9ce25SScott Long cts.proto_specific.scsi.valid = CTS_SCSI_VALID_TQ; 142752c9ce25SScott Long scsi_set_transfer_settings(&cts, path->device, 142852c9ce25SScott Long /*async_update*/TRUE); 142952c9ce25SScott Long cts.proto_specific.scsi.flags = CTS_SCSI_FLAGS_TAG_ENB; 143052c9ce25SScott Long scsi_set_transfer_settings(&cts, path->device, 143152c9ce25SScott Long /*async_update*/TRUE); 143252c9ce25SScott Long } 143352c9ce25SScott Long } 143452c9ce25SScott Long 143552c9ce25SScott Long /* 143652c9ce25SScott Long * Handle any per-device event notifications that require action by the XPT. 143752c9ce25SScott Long */ 143852c9ce25SScott Long static void 143952c9ce25SScott Long ata_dev_async(u_int32_t async_code, struct cam_eb *bus, struct cam_et *target, 144052c9ce25SScott Long struct cam_ed *device, void *async_arg) 144152c9ce25SScott Long { 144252c9ce25SScott Long cam_status status; 144352c9ce25SScott Long struct cam_path newpath; 144452c9ce25SScott Long 144552c9ce25SScott Long /* 144652c9ce25SScott Long * We only need to handle events for real devices. 144752c9ce25SScott Long */ 144852c9ce25SScott Long if (target->target_id == CAM_TARGET_WILDCARD 144952c9ce25SScott Long || device->lun_id == CAM_LUN_WILDCARD) 145052c9ce25SScott Long return; 145152c9ce25SScott Long 145252c9ce25SScott Long /* 145352c9ce25SScott Long * We need our own path with wildcards expanded to 145452c9ce25SScott Long * handle certain types of events. 145552c9ce25SScott Long */ 145652c9ce25SScott Long if ((async_code == AC_SENT_BDR) 145752c9ce25SScott Long || (async_code == AC_BUS_RESET) 145852c9ce25SScott Long || (async_code == AC_INQ_CHANGED)) 145952c9ce25SScott Long status = xpt_compile_path(&newpath, NULL, 146052c9ce25SScott Long bus->path_id, 146152c9ce25SScott Long target->target_id, 146252c9ce25SScott Long device->lun_id); 146352c9ce25SScott Long else 146452c9ce25SScott Long status = CAM_REQ_CMP_ERR; 146552c9ce25SScott Long 146652c9ce25SScott Long if (status == CAM_REQ_CMP) { 146752c9ce25SScott Long 146852c9ce25SScott Long /* 146952c9ce25SScott Long * Allow transfer negotiation to occur in a 147052c9ce25SScott Long * tag free environment. 147152c9ce25SScott Long */ 147252c9ce25SScott Long if (async_code == AC_SENT_BDR 147352c9ce25SScott Long || async_code == AC_BUS_RESET) 147452c9ce25SScott Long scsi_toggle_tags(&newpath); 147552c9ce25SScott Long 147652c9ce25SScott Long if (async_code == AC_INQ_CHANGED) { 147752c9ce25SScott Long /* 147852c9ce25SScott Long * We've sent a start unit command, or 147952c9ce25SScott Long * something similar to a device that 148052c9ce25SScott Long * may have caused its inquiry data to 148152c9ce25SScott Long * change. So we re-scan the device to 148252c9ce25SScott Long * refresh the inquiry data for it. 148352c9ce25SScott Long */ 148452c9ce25SScott Long ata_scan_lun(newpath.periph, &newpath, 148552c9ce25SScott Long CAM_EXPECT_INQ_CHANGE, NULL); 148652c9ce25SScott Long } 148752c9ce25SScott Long xpt_release_path(&newpath); 148852c9ce25SScott Long } else if (async_code == AC_LOST_DEVICE) { 148952c9ce25SScott Long device->flags |= CAM_DEV_UNCONFIGURED; 149052c9ce25SScott Long } else if (async_code == AC_TRANSFER_NEG) { 149152c9ce25SScott Long struct ccb_trans_settings *settings; 149252c9ce25SScott Long 149352c9ce25SScott Long settings = (struct ccb_trans_settings *)async_arg; 149452c9ce25SScott Long scsi_set_transfer_settings(settings, device, 149552c9ce25SScott Long /*async_update*/TRUE); 149652c9ce25SScott Long } 149752c9ce25SScott Long } 149852c9ce25SScott Long 1499