2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 2009 Alexander Motin <mav@FreeBSD.org>
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer,
12 * without modification, immediately at the beginning of the file.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 #include <sys/cdefs.h>
30 __FBSDID("$FreeBSD$");
32 #include <sys/param.h>
34 #include <sys/endian.h>
35 #include <sys/systm.h>
36 #include <sys/types.h>
37 #include <sys/malloc.h>
38 #include <sys/kernel.h>
41 #include <sys/fcntl.h>
44 #include <sys/eventhandler.h>
46 #include <sys/mutex.h>
47 #include <sys/sysctl.h>
50 #include <cam/cam_ccb.h>
51 #include <cam/cam_queue.h>
52 #include <cam/cam_periph.h>
53 #include <cam/cam_sim.h>
54 #include <cam/cam_xpt.h>
55 #include <cam/cam_xpt_sim.h>
56 #include <cam/cam_xpt_periph.h>
57 #include <cam/cam_xpt_internal.h>
58 #include <cam/cam_debug.h>
60 #include <cam/scsi/scsi_all.h>
61 #include <cam/scsi/scsi_message.h>
62 #include <cam/ata/ata_all.h>
63 #include <machine/stdarg.h> /* for xpt_print below */
66 struct ata_quirk_entry {
67 struct scsi_inquiry_pattern inq_pat;
69 #define CAM_QUIRK_MAXTAGS 0x01
74 static periph_init_t aprobe_periph_init;
76 static struct periph_driver aprobe_driver =
78 aprobe_periph_init, "aprobe",
79 TAILQ_HEAD_INITIALIZER(aprobe_driver.units), /* generation */ 0,
83 PERIPHDRIVER_DECLARE(aprobe, aprobe_driver);
100 PROBE_IDENTIFY_SAFTE,
105 static char *probe_action_text[] = {
116 "PROBE_FULL_INQUIRY",
119 "PROBE_IDENTIFY_SES",
120 "PROBE_IDENTIFY_SAFTE",
125 #define PROBE_SET_ACTION(softc, newaction) \
128 text = probe_action_text; \
129 CAM_DEBUG((softc)->periph->path, CAM_DEBUG_PROBE, \
130 ("Probe %s to %s\n", text[(softc)->action], \
131 text[(newaction)])); \
132 (softc)->action = (newaction); \
136 PROBE_NO_ANNOUNCE = 0x04
140 TAILQ_HEAD(, ccb_hdr) request_ccbs;
141 struct ata_params ident_data;
142 aprobe_action action;
150 struct cam_periph *periph;
153 static struct ata_quirk_entry ata_quirk_table[] =
156 /* Default tagged queuing parameters for all devices */
158 T_ANY, SIP_MEDIA_REMOVABLE|SIP_MEDIA_FIXED,
159 /*vendor*/"*", /*product*/"*", /*revision*/"*"
161 /*quirks*/0, /*mintags*/0, /*maxtags*/0
165 static cam_status aproberegister(struct cam_periph *periph, void *arg);
166 static void aprobeschedule(struct cam_periph *probe_periph);
167 static void aprobestart(struct cam_periph *periph, union ccb *start_ccb);
168 static void aproberequestdefaultnegotiation(struct cam_periph *periph);
169 static void aprobedone(struct cam_periph *periph, union ccb *done_ccb);
170 static void aprobecleanup(struct cam_periph *periph);
171 static void ata_find_quirk(struct cam_ed *device);
172 static void ata_scan_bus(struct cam_periph *periph, union ccb *ccb);
173 static void ata_scan_lun(struct cam_periph *periph,
174 struct cam_path *path, cam_flags flags,
176 static void axptscandone(struct cam_periph *periph, union ccb *done_ccb);
177 static struct cam_ed *
178 ata_alloc_device(struct cam_eb *bus, struct cam_et *target,
180 static void ata_device_transport(struct cam_path *path);
181 static void ata_get_transfer_settings(struct ccb_trans_settings *cts);
182 static void ata_set_transfer_settings(struct ccb_trans_settings *cts,
183 struct cam_path *path,
185 static void ata_dev_async(u_int32_t async_code,
187 struct cam_et *target,
188 struct cam_ed *device,
190 static void ata_action(union ccb *start_ccb);
191 static void ata_announce_periph(struct cam_periph *periph);
192 static void ata_announce_periph_sbuf(struct cam_periph *periph, struct sbuf *sb);
193 static void ata_proto_announce(struct cam_ed *device);
194 static void ata_proto_announce_sbuf(struct cam_ed *device, struct sbuf *sb);
195 static void ata_proto_denounce(struct cam_ed *device);
196 static void ata_proto_denounce_sbuf(struct cam_ed *device, struct sbuf *sb);
197 static void ata_proto_debug_out(union ccb *ccb);
198 static void semb_proto_announce(struct cam_ed *device);
199 static void semb_proto_announce_sbuf(struct cam_ed *device, struct sbuf *sb);
200 static void semb_proto_denounce(struct cam_ed *device);
201 static void semb_proto_denounce_sbuf(struct cam_ed *device, struct sbuf *sb);
203 static int ata_dma = 1;
204 static int atapi_dma = 1;
206 TUNABLE_INT("hw.ata.ata_dma", &ata_dma);
207 TUNABLE_INT("hw.ata.atapi_dma", &atapi_dma);
209 static struct xpt_xport_ops ata_xport_ops = {
210 .alloc_device = ata_alloc_device,
211 .action = ata_action,
212 .async = ata_dev_async,
213 .announce = ata_announce_periph,
214 .announce_sbuf = ata_announce_periph_sbuf,
216 #define ATA_XPT_XPORT(x, X) \
217 static struct xpt_xport ata_xport_ ## x = { \
218 .xport = XPORT_ ## X, \
220 .ops = &ata_xport_ops, \
222 CAM_XPT_XPORT(ata_xport_ ## x);
224 ATA_XPT_XPORT(ata, ATA);
225 ATA_XPT_XPORT(sata, SATA);
227 #undef ATA_XPORT_XPORT
229 static struct xpt_proto_ops ata_proto_ops_ata = {
230 .announce = ata_proto_announce,
231 .announce_sbuf = ata_proto_announce_sbuf,
232 .denounce = ata_proto_denounce,
233 .denounce_sbuf = ata_proto_denounce_sbuf,
234 .debug_out = ata_proto_debug_out,
236 static struct xpt_proto ata_proto_ata = {
239 .ops = &ata_proto_ops_ata,
242 static struct xpt_proto_ops ata_proto_ops_satapm = {
243 .announce = ata_proto_announce,
244 .announce_sbuf = ata_proto_announce_sbuf,
245 .denounce = ata_proto_denounce,
246 .denounce_sbuf = ata_proto_denounce_sbuf,
247 .debug_out = ata_proto_debug_out,
249 static struct xpt_proto ata_proto_satapm = {
250 .proto = PROTO_SATAPM,
252 .ops = &ata_proto_ops_satapm,
255 static struct xpt_proto_ops ata_proto_ops_semb = {
256 .announce = semb_proto_announce,
257 .announce_sbuf = semb_proto_announce_sbuf,
258 .denounce = semb_proto_denounce,
259 .denounce_sbuf = semb_proto_denounce_sbuf,
260 .debug_out = ata_proto_debug_out,
262 static struct xpt_proto ata_proto_semb = {
265 .ops = &ata_proto_ops_semb,
268 CAM_XPT_PROTO(ata_proto_ata);
269 CAM_XPT_PROTO(ata_proto_satapm);
270 CAM_XPT_PROTO(ata_proto_semb);
273 aprobe_periph_init(void)
278 aproberegister(struct cam_periph *periph, void *arg)
280 union ccb *request_ccb; /* CCB representing the probe request */
283 request_ccb = (union ccb *)arg;
284 if (request_ccb == NULL) {
285 printf("proberegister: no probe CCB, "
286 "can't register device\n");
287 return(CAM_REQ_CMP_ERR);
290 softc = (probe_softc *)malloc(sizeof(*softc), M_CAMXPT, M_ZERO | M_NOWAIT);
293 printf("proberegister: Unable to probe new device. "
294 "Unable to allocate softc\n");
295 return(CAM_REQ_CMP_ERR);
297 TAILQ_INIT(&softc->request_ccbs);
298 TAILQ_INSERT_TAIL(&softc->request_ccbs, &request_ccb->ccb_h,
301 periph->softc = softc;
302 softc->periph = periph;
303 softc->action = PROBE_INVALID;
304 if (cam_periph_acquire(periph) != 0)
305 return (CAM_REQ_CMP_ERR);
307 CAM_DEBUG(periph->path, CAM_DEBUG_PROBE, ("Probe started\n"));
308 ata_device_transport(periph->path);
309 aprobeschedule(periph);
314 aprobeschedule(struct cam_periph *periph)
319 softc = (probe_softc *)periph->softc;
320 ccb = (union ccb *)TAILQ_FIRST(&softc->request_ccbs);
322 if ((periph->path->device->flags & CAM_DEV_UNCONFIGURED) ||
323 periph->path->device->protocol == PROTO_SATAPM ||
324 periph->path->device->protocol == PROTO_SEMB)
325 PROBE_SET_ACTION(softc, PROBE_RESET);
327 PROBE_SET_ACTION(softc, PROBE_IDENTIFY);
329 if (ccb->crcn.flags & CAM_EXPECT_INQ_CHANGE)
330 softc->flags |= PROBE_NO_ANNOUNCE;
332 softc->flags &= ~PROBE_NO_ANNOUNCE;
334 xpt_schedule(periph, CAM_PRIORITY_XPT);
338 aprobestart(struct cam_periph *periph, union ccb *start_ccb)
340 struct ccb_trans_settings cts;
341 struct ccb_ataio *ataio;
342 struct ccb_scsiio *csio;
344 struct cam_path *path;
345 struct ata_params *ident_buf;
348 CAM_DEBUG(start_ccb->ccb_h.path, CAM_DEBUG_TRACE, ("aprobestart\n"));
350 softc = (probe_softc *)periph->softc;
351 path = start_ccb->ccb_h.path;
352 ataio = &start_ccb->ataio;
353 csio = &start_ccb->csio;
354 ident_buf = &periph->path->device->ident_data;
356 if (softc->restart) {
358 if ((path->device->flags & CAM_DEV_UNCONFIGURED) ||
359 path->device->protocol == PROTO_SATAPM ||
360 path->device->protocol == PROTO_SEMB)
361 softc->action = PROBE_RESET;
363 softc->action = PROBE_IDENTIFY;
365 switch (softc->action) {
367 cam_fill_ataio(ataio,
370 /*flags*/CAM_DIR_NONE,
375 ata_reset_cmd(ataio);
378 cam_fill_ataio(ataio,
383 /*data_ptr*/(u_int8_t *)&softc->ident_data,
384 /*dxfer_len*/sizeof(softc->ident_data),
386 if (path->device->protocol == PROTO_ATA)
387 ata_28bit_cmd(ataio, ATA_ATA_IDENTIFY, 0, 0, 0);
389 ata_28bit_cmd(ataio, ATA_ATAPI_IDENTIFY, 0, 0, 0);
393 xpt_print(path, "Spinning up device\n");
394 cam_fill_ataio(ataio,
397 /*flags*/CAM_DIR_NONE | CAM_HIGH_POWER,
402 ata_28bit_cmd(ataio, ATA_SETFEATURES, ATA_SF_PUIS_SPINUP, 0, 0);
409 /* Fetch user modes from SIM. */
410 bzero(&cts, sizeof(cts));
411 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE);
412 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS;
413 cts.type = CTS_TYPE_USER_SETTINGS;
414 xpt_action((union ccb *)&cts);
415 if (path->device->transport == XPORT_ATA) {
416 if (cts.xport_specific.ata.valid & CTS_ATA_VALID_MODE)
417 mode = cts.xport_specific.ata.mode;
419 if (cts.xport_specific.sata.valid & CTS_SATA_VALID_MODE)
420 mode = cts.xport_specific.sata.mode;
422 if (path->device->protocol == PROTO_ATA) {
423 if (ata_dma == 0 && (mode == 0 || mode > ATA_PIO_MAX))
426 if (atapi_dma == 0 && (mode == 0 || mode > ATA_PIO_MAX))
430 /* Honor device capabilities. */
431 wantmode = mode = ata_max_mode(ident_buf, mode);
432 /* Report modes to SIM. */
433 bzero(&cts, sizeof(cts));
434 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE);
435 cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS;
436 cts.type = CTS_TYPE_CURRENT_SETTINGS;
437 if (path->device->transport == XPORT_ATA) {
438 cts.xport_specific.ata.mode = mode;
439 cts.xport_specific.ata.valid = CTS_ATA_VALID_MODE;
441 cts.xport_specific.sata.mode = mode;
442 cts.xport_specific.sata.valid = CTS_SATA_VALID_MODE;
444 xpt_action((union ccb *)&cts);
445 /* Fetch current modes from SIM. */
446 bzero(&cts, sizeof(cts));
447 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE);
448 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS;
449 cts.type = CTS_TYPE_CURRENT_SETTINGS;
450 xpt_action((union ccb *)&cts);
451 if (path->device->transport == XPORT_ATA) {
452 if (cts.xport_specific.ata.valid & CTS_ATA_VALID_MODE)
453 mode = cts.xport_specific.ata.mode;
455 if (cts.xport_specific.sata.valid & CTS_SATA_VALID_MODE)
456 mode = cts.xport_specific.sata.mode;
458 /* If SIM disagree - renegotiate. */
459 if (mode != wantmode)
461 /* Remember what transport thinks about DMA. */
462 oif = path->device->inq_flags;
464 path->device->inq_flags &= ~SID_DMA;
466 path->device->inq_flags |= SID_DMA;
467 if (path->device->inq_flags != oif)
468 xpt_async(AC_GETDEV_CHANGED, path, NULL);
469 cam_fill_ataio(ataio,
472 /*flags*/CAM_DIR_NONE,
477 ata_28bit_cmd(ataio, ATA_SETFEATURES, ATA_SF_SETXFER, 0, mode);
481 cam_fill_ataio(ataio,
489 ata_28bit_cmd(ataio, ATA_SETFEATURES,
490 (softc->caps & CTS_SATA_CAPS_H_PMREQ) ? 0x10 : 0x90,
494 cam_fill_ataio(ataio,
502 ata_28bit_cmd(ataio, ATA_SETFEATURES,
503 (softc->caps & CTS_SATA_CAPS_H_APST) ? 0x10 : 0x90,
507 cam_fill_ataio(ataio,
515 ata_28bit_cmd(ataio, ATA_SETFEATURES,
516 (softc->caps & CTS_SATA_CAPS_H_DMAAA) ? 0x10 : 0x90,
520 /* Remember what transport thinks about AEN. */
521 oif = path->device->inq_flags;
522 if (softc->caps & CTS_SATA_CAPS_H_AN)
523 path->device->inq_flags |= SID_AEN;
525 path->device->inq_flags &= ~SID_AEN;
526 if (path->device->inq_flags != oif)
527 xpt_async(AC_GETDEV_CHANGED, path, NULL);
528 cam_fill_ataio(ataio,
536 ata_28bit_cmd(ataio, ATA_SETFEATURES,
537 (softc->caps & CTS_SATA_CAPS_H_AN) ? 0x10 : 0x90,
540 case PROBE_SET_MULTI:
542 u_int sectors, bytecount;
544 bytecount = 8192; /* SATA maximum */
545 /* Fetch user bytecount from SIM. */
546 bzero(&cts, sizeof(cts));
547 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE);
548 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS;
549 cts.type = CTS_TYPE_USER_SETTINGS;
550 xpt_action((union ccb *)&cts);
551 if (path->device->transport == XPORT_ATA) {
552 if (cts.xport_specific.ata.valid & CTS_ATA_VALID_BYTECOUNT)
553 bytecount = cts.xport_specific.ata.bytecount;
555 if (cts.xport_specific.sata.valid & CTS_SATA_VALID_BYTECOUNT)
556 bytecount = cts.xport_specific.sata.bytecount;
558 /* Honor device capabilities. */
559 sectors = max(1, min(ident_buf->sectors_intr & 0xff,
560 bytecount / ata_logical_sector_size(ident_buf)));
561 /* Report bytecount to SIM. */
562 bzero(&cts, sizeof(cts));
563 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE);
564 cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS;
565 cts.type = CTS_TYPE_CURRENT_SETTINGS;
566 if (path->device->transport == XPORT_ATA) {
567 cts.xport_specific.ata.bytecount = sectors *
568 ata_logical_sector_size(ident_buf);
569 cts.xport_specific.ata.valid = CTS_ATA_VALID_BYTECOUNT;
571 cts.xport_specific.sata.bytecount = sectors *
572 ata_logical_sector_size(ident_buf);
573 cts.xport_specific.sata.valid = CTS_SATA_VALID_BYTECOUNT;
575 xpt_action((union ccb *)&cts);
576 /* Fetch current bytecount from SIM. */
577 bzero(&cts, sizeof(cts));
578 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE);
579 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS;
580 cts.type = CTS_TYPE_CURRENT_SETTINGS;
581 xpt_action((union ccb *)&cts);
582 if (path->device->transport == XPORT_ATA) {
583 if (cts.xport_specific.ata.valid & CTS_ATA_VALID_BYTECOUNT)
584 bytecount = cts.xport_specific.ata.bytecount;
586 if (cts.xport_specific.sata.valid & CTS_SATA_VALID_BYTECOUNT)
587 bytecount = cts.xport_specific.sata.bytecount;
589 sectors = bytecount / ata_logical_sector_size(ident_buf);
591 cam_fill_ataio(ataio,
599 ata_28bit_cmd(ataio, ATA_SET_MULTI, 0, 0, sectors);
606 bytecount = 8192; /* SATA maximum */
607 /* Fetch user bytecount from SIM. */
608 bzero(&cts, sizeof(cts));
609 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE);
610 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS;
611 cts.type = CTS_TYPE_USER_SETTINGS;
612 xpt_action((union ccb *)&cts);
613 if (path->device->transport == XPORT_ATA) {
614 if (cts.xport_specific.ata.valid & CTS_ATA_VALID_BYTECOUNT)
615 bytecount = cts.xport_specific.ata.bytecount;
617 if (cts.xport_specific.sata.valid & CTS_SATA_VALID_BYTECOUNT)
618 bytecount = cts.xport_specific.sata.bytecount;
620 /* Honor device capabilities. */
622 bytecount = max(2, min(65534, bytecount));
623 if (ident_buf->satacapabilities != 0x0000 &&
624 ident_buf->satacapabilities != 0xffff) {
625 bytecount = min(8192, bytecount);
627 /* Report bytecount to SIM. */
628 bzero(&cts, sizeof(cts));
629 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE);
630 cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS;
631 cts.type = CTS_TYPE_CURRENT_SETTINGS;
632 if (path->device->transport == XPORT_ATA) {
633 cts.xport_specific.ata.bytecount = bytecount;
634 cts.xport_specific.ata.valid = CTS_ATA_VALID_BYTECOUNT;
636 cts.xport_specific.sata.bytecount = bytecount;
637 cts.xport_specific.sata.valid = CTS_SATA_VALID_BYTECOUNT;
639 xpt_action((union ccb *)&cts);
642 case PROBE_FULL_INQUIRY:
645 struct scsi_inquiry_data *inq_buf =
646 &path->device->inq_data;
648 if (softc->action == PROBE_INQUIRY)
649 inquiry_len = SHORT_INQUIRY_LENGTH;
651 inquiry_len = SID_ADDITIONAL_LENGTH(inq_buf);
653 * Some parallel SCSI devices fail to send an
654 * ignore wide residue message when dealing with
655 * odd length inquiry requests. Round up to be
658 inquiry_len = roundup2(inquiry_len, 2);
668 /*timeout*/60 * 1000);
672 cam_fill_ataio(ataio,
675 /*flags*/CAM_DIR_NONE,
680 ata_pm_read_cmd(ataio, 0, 15);
683 cam_fill_ataio(ataio,
686 /*flags*/CAM_DIR_NONE,
691 ata_pm_read_cmd(ataio, 1, 15);
693 case PROBE_IDENTIFY_SES:
694 cam_fill_ataio(ataio,
699 /*data_ptr*/(u_int8_t *)&softc->ident_data,
700 /*dxfer_len*/sizeof(softc->ident_data),
702 ata_28bit_cmd(ataio, ATA_SEP_ATTN, 0xEC, 0x02,
703 sizeof(softc->ident_data) / 4);
705 case PROBE_IDENTIFY_SAFTE:
706 cam_fill_ataio(ataio,
711 /*data_ptr*/(u_int8_t *)&softc->ident_data,
712 /*dxfer_len*/sizeof(softc->ident_data),
714 ata_28bit_cmd(ataio, ATA_SEP_ATTN, 0xEC, 0x00,
715 sizeof(softc->ident_data) / 4);
718 panic("aprobestart: invalid action state 0x%x\n", softc->action);
720 start_ccb->ccb_h.flags |= CAM_DEV_QFREEZE;
721 xpt_action(start_ccb);
725 aproberequestdefaultnegotiation(struct cam_periph *periph)
727 struct ccb_trans_settings cts;
729 bzero(&cts, sizeof(cts));
730 xpt_setup_ccb(&cts.ccb_h, periph->path, CAM_PRIORITY_NONE);
731 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS;
732 cts.type = CTS_TYPE_USER_SETTINGS;
733 xpt_action((union ccb *)&cts);
734 if ((cts.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP)
736 cts.xport_specific.valid = 0;
737 cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS;
738 cts.type = CTS_TYPE_CURRENT_SETTINGS;
739 xpt_action((union ccb *)&cts);
743 aprobedone(struct cam_periph *periph, union ccb *done_ccb)
745 struct ccb_trans_settings cts;
746 struct ata_params *ident_buf;
747 struct scsi_inquiry_data *inq_buf;
749 struct cam_path *path;
753 int changed, found = 1;
754 static const uint8_t fake_device_id_hdr[8] =
755 {0, SVPD_DEVICE_ID, 0, 12,
756 SVPD_ID_CODESET_BINARY, SVPD_ID_TYPE_NAA, 0, 8};
758 CAM_DEBUG(done_ccb->ccb_h.path, CAM_DEBUG_TRACE, ("aprobedone\n"));
760 softc = (probe_softc *)periph->softc;
761 path = done_ccb->ccb_h.path;
762 priority = done_ccb->ccb_h.pinfo.priority;
763 ident_buf = &path->device->ident_data;
764 inq_buf = &path->device->inq_data;
766 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
767 if (cam_periph_error(done_ccb,
768 0, softc->restart ? (SF_NO_RECOVERY | SF_NO_RETRY) : 0
771 /* Drop freeze taken due to CAM_DEV_QFREEZE flag set. */
772 cam_release_devq(path, 0, 0, 0, FALSE);
775 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
776 /* Don't wedge the queue */
777 xpt_release_devq(path, /*count*/1, /*run_queue*/TRUE);
779 status = done_ccb->ccb_h.status & CAM_STATUS_MASK;
780 if (softc->restart) {
782 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) ==
785 if (softc->faults < 10)
790 /* Old PIO2 devices may not support mode setting. */
791 } else if (softc->action == PROBE_SETMODE &&
792 status == CAM_ATA_STATUS_ERROR &&
793 ata_max_pmode(ident_buf) <= ATA_PIO2 &&
794 (ident_buf->capabilities1 & ATA_SUPPORT_IORDY) == 0) {
798 * Some old WD SATA disks report supported and enabled
799 * device-initiated interface power management, but return
800 * ABORT on attempt to disable it.
802 } else if (softc->action == PROBE_SETPM &&
803 status == CAM_ATA_STATUS_ERROR) {
807 * Some old WD SATA disks have broken SPINUP handling.
808 * If we really fail to spin up the disk, then there will be
809 * some media access errors later on, but at least we will
810 * have a device to interact with for recovery attempts.
812 } else if (softc->action == PROBE_SPINUP &&
813 status == CAM_ATA_STATUS_ERROR) {
817 * Some HP SATA disks report supported DMA Auto-Activation,
818 * but return ABORT on attempt to enable it.
820 } else if (softc->action == PROBE_SETDMAAA &&
821 status == CAM_ATA_STATUS_ERROR) {
825 * SES and SAF-TE SEPs have different IDENTIFY commands,
826 * but SATA specification doesn't tell how to identify them.
827 * Until better way found, just try another if first fail.
829 } else if (softc->action == PROBE_IDENTIFY_SES &&
830 status == CAM_ATA_STATUS_ERROR) {
831 PROBE_SET_ACTION(softc, PROBE_IDENTIFY_SAFTE);
832 xpt_release_ccb(done_ccb);
833 xpt_schedule(periph, priority);
838 * If we get to this point, we got an error status back
839 * from the inquiry and the error status doesn't require
840 * automatically retrying the command. Therefore, the
841 * inquiry failed. If we had inquiry information before
842 * for this device, but this latest inquiry command failed,
843 * the device has probably gone away. If this device isn't
844 * already marked unconfigured, notify the peripheral
845 * drivers that this device is no more.
847 device_fail: if ((path->device->flags & CAM_DEV_UNCONFIGURED) == 0)
848 xpt_async(AC_LOST_DEVICE, path, NULL);
849 PROBE_SET_ACTION(softc, PROBE_INVALID);
856 switch (softc->action) {
859 int sign = (done_ccb->ataio.res.lba_high << 8) +
860 done_ccb->ataio.res.lba_mid;
861 CAM_DEBUG(path, CAM_DEBUG_PROBE,
862 ("SIGNATURE: %04x\n", sign));
863 if (sign == 0x0000 &&
864 done_ccb->ccb_h.target_id != 15) {
865 path->device->protocol = PROTO_ATA;
866 PROBE_SET_ACTION(softc, PROBE_IDENTIFY);
867 } else if (sign == 0x9669 &&
868 done_ccb->ccb_h.target_id == 15) {
869 /* Report SIM that PM is present. */
870 bzero(&cts, sizeof(cts));
871 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE);
872 cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS;
873 cts.type = CTS_TYPE_CURRENT_SETTINGS;
874 cts.xport_specific.sata.pm_present = 1;
875 cts.xport_specific.sata.valid = CTS_SATA_VALID_PM;
876 xpt_action((union ccb *)&cts);
877 path->device->protocol = PROTO_SATAPM;
878 PROBE_SET_ACTION(softc, PROBE_PM_PID);
879 } else if (sign == 0xc33c &&
880 done_ccb->ccb_h.target_id != 15) {
881 path->device->protocol = PROTO_SEMB;
882 PROBE_SET_ACTION(softc, PROBE_IDENTIFY_SES);
883 } else if (sign == 0xeb14 &&
884 done_ccb->ccb_h.target_id != 15) {
885 path->device->protocol = PROTO_SCSI;
886 PROBE_SET_ACTION(softc, PROBE_IDENTIFY);
888 if (done_ccb->ccb_h.target_id != 15) {
890 "Unexpected signature 0x%04x\n", sign);
894 xpt_release_ccb(done_ccb);
895 xpt_schedule(periph, priority);
900 struct ccb_pathinq cpi;
904 * Convert to host byte order, and fix the strings.
906 ident_buf = &softc->ident_data;
907 ata_param_fixup(ident_buf);
910 * Allow others to veto this ATA disk attachment. This
911 * is mainly used by VMs, whose disk controllers may
912 * share the disks with the simulated ATA controllers.
914 EVENTHANDLER_INVOKE(ada_probe_veto, path, ident_buf, &veto);
919 /* Device may need spin-up before IDENTIFY become valid. */
920 if ((ident_buf->specconf == 0x37c8 ||
921 ident_buf->specconf == 0x738c) &&
922 ((ident_buf->config & ATA_RESP_INCOMPLETE) ||
923 softc->spinup == 0)) {
924 PROBE_SET_ACTION(softc, PROBE_SPINUP);
925 xpt_release_ccb(done_ccb);
926 xpt_schedule(periph, priority);
929 ident_buf = &path->device->ident_data;
931 /* Check that it is the same device as we know. */
932 if ((periph->path->device->flags & CAM_DEV_UNCONFIGURED) == 0) {
933 if (bcmp(softc->ident_data.model, ident_buf->model,
934 sizeof(ident_buf->model)) ||
935 bcmp(softc->ident_data.serial, ident_buf->serial,
936 sizeof(ident_buf->serial))) {
937 /* The device was replaced. */
939 xpt_async(AC_LOST_DEVICE, path, NULL);
940 } else if (bcmp(&softc->ident_data, ident_buf,
941 sizeof(*ident_buf))) {
942 /* The device is the same, but has changed. */
945 /* Nothing has changed. */
949 /* This is a new device. */
954 bcopy(&softc->ident_data, ident_buf, sizeof(struct ata_params));
956 /* Clean up from previous instance of this device */
957 if (path->device->serial_num != NULL) {
958 free(path->device->serial_num, M_CAMXPT);
959 path->device->serial_num = NULL;
960 path->device->serial_num_len = 0;
962 if (path->device->device_id != NULL) {
963 free(path->device->device_id, M_CAMXPT);
964 path->device->device_id = NULL;
965 path->device->device_id_len = 0;
967 path->device->serial_num =
968 (u_int8_t *)malloc((sizeof(ident_buf->serial) + 1),
970 if (path->device->serial_num != NULL) {
971 bcopy(ident_buf->serial,
972 path->device->serial_num,
973 sizeof(ident_buf->serial));
974 path->device->serial_num[sizeof(ident_buf->serial)]
976 path->device->serial_num_len =
977 strlen(path->device->serial_num);
979 if (ident_buf->enabled.extension &
980 ATA_SUPPORT_64BITWWN) {
981 path->device->device_id =
982 malloc(16, M_CAMXPT, M_NOWAIT);
983 if (path->device->device_id != NULL) {
984 path->device->device_id_len = 16;
985 bcopy(&fake_device_id_hdr,
986 path->device->device_id, 8);
987 bcopy(ident_buf->wwn,
988 path->device->device_id + 8, 8);
989 ata_bswap(path->device->device_id + 8, 8);
992 path->device->flags |= CAM_DEV_IDENTIFY_DATA_VALID;
995 xpt_async(AC_GETDEV_CHANGED, path, NULL);
996 if (ident_buf->satacapabilities & ATA_SUPPORT_NCQ) {
997 path->device->mintags = 2;
998 path->device->maxtags =
999 ATA_QUEUE_LEN(ident_buf->queue) + 1;
1001 ata_find_quirk(path->device);
1002 if (path->device->mintags != 0 &&
1003 path->bus->sim->max_tagged_dev_openings != 0) {
1004 /* Check if the SIM does not want queued commands. */
1005 xpt_path_inq(&cpi, path);
1006 if (cpi.ccb_h.status == CAM_REQ_CMP &&
1007 (cpi.hba_inquiry & PI_TAG_ABLE)) {
1008 /* Report SIM which tags are allowed. */
1009 bzero(&cts, sizeof(cts));
1010 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE);
1011 cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS;
1012 cts.type = CTS_TYPE_CURRENT_SETTINGS;
1013 cts.xport_specific.sata.tags = path->device->maxtags;
1014 cts.xport_specific.sata.valid = CTS_SATA_VALID_TAGS;
1015 xpt_action((union ccb *)&cts);
1018 ata_device_transport(path);
1020 aproberequestdefaultnegotiation(periph);
1021 PROBE_SET_ACTION(softc, PROBE_SETMODE);
1022 xpt_release_ccb(done_ccb);
1023 xpt_schedule(periph, priority);
1028 xpt_print(path, "Spin-up done\n");
1030 PROBE_SET_ACTION(softc, PROBE_IDENTIFY);
1031 xpt_release_ccb(done_ccb);
1032 xpt_schedule(periph, priority);
1035 /* Set supported bits. */
1036 bzero(&cts, sizeof(cts));
1037 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE);
1038 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS;
1039 cts.type = CTS_TYPE_CURRENT_SETTINGS;
1040 xpt_action((union ccb *)&cts);
1041 if (path->device->transport == XPORT_SATA &&
1042 cts.xport_specific.sata.valid & CTS_SATA_VALID_CAPS)
1043 caps = cts.xport_specific.sata.caps & CTS_SATA_CAPS_H;
1044 else if (path->device->transport == XPORT_ATA &&
1045 cts.xport_specific.ata.valid & CTS_ATA_VALID_CAPS)
1046 caps = cts.xport_specific.ata.caps & CTS_ATA_CAPS_H;
1049 if (path->device->transport == XPORT_SATA &&
1050 ident_buf->satacapabilities != 0xffff) {
1051 if (ident_buf->satacapabilities & ATA_SUPPORT_IFPWRMNGTRCV)
1052 caps |= CTS_SATA_CAPS_D_PMREQ;
1053 if (ident_buf->satacapabilities & ATA_SUPPORT_HAPST)
1054 caps |= CTS_SATA_CAPS_D_APST;
1056 /* Mask unwanted bits. */
1057 bzero(&cts, sizeof(cts));
1058 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE);
1059 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS;
1060 cts.type = CTS_TYPE_USER_SETTINGS;
1061 xpt_action((union ccb *)&cts);
1062 if (path->device->transport == XPORT_SATA &&
1063 cts.xport_specific.sata.valid & CTS_SATA_VALID_CAPS)
1064 caps &= cts.xport_specific.sata.caps;
1065 else if (path->device->transport == XPORT_ATA &&
1066 cts.xport_specific.ata.valid & CTS_ATA_VALID_CAPS)
1067 caps &= cts.xport_specific.ata.caps;
1071 * Remember what transport thinks about 48-bit DMA. If
1072 * capability information is not provided or transport is
1073 * SATA, we take support for granted.
1075 oif = path->device->inq_flags;
1076 if (!(path->device->inq_flags & SID_DMA) ||
1077 (path->device->transport == XPORT_ATA &&
1078 (cts.xport_specific.ata.valid & CTS_ATA_VALID_CAPS) &&
1079 !(caps & CTS_ATA_CAPS_H_DMA48)))
1080 path->device->inq_flags &= ~SID_DMA48;
1082 path->device->inq_flags |= SID_DMA48;
1083 if (path->device->inq_flags != oif)
1084 xpt_async(AC_GETDEV_CHANGED, path, NULL);
1085 /* Store result to SIM. */
1086 bzero(&cts, sizeof(cts));
1087 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE);
1088 cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS;
1089 cts.type = CTS_TYPE_CURRENT_SETTINGS;
1090 if (path->device->transport == XPORT_SATA) {
1091 cts.xport_specific.sata.caps = caps;
1092 cts.xport_specific.sata.valid = CTS_SATA_VALID_CAPS;
1094 cts.xport_specific.ata.caps = caps;
1095 cts.xport_specific.ata.valid = CTS_ATA_VALID_CAPS;
1097 xpt_action((union ccb *)&cts);
1099 if (path->device->transport != XPORT_SATA)
1101 if ((ident_buf->satasupport & ATA_SUPPORT_IFPWRMNGT) &&
1102 (!(softc->caps & CTS_SATA_CAPS_H_PMREQ)) !=
1103 (!(ident_buf->sataenabled & ATA_SUPPORT_IFPWRMNGT))) {
1104 PROBE_SET_ACTION(softc, PROBE_SETPM);
1105 xpt_release_ccb(done_ccb);
1106 xpt_schedule(periph, priority);
1111 if (ident_buf->satacapabilities != 0xffff &&
1112 (ident_buf->satacapabilities & ATA_SUPPORT_DAPST) &&
1113 (!(softc->caps & CTS_SATA_CAPS_H_APST)) !=
1114 (!(ident_buf->sataenabled & ATA_ENABLED_DAPST))) {
1115 PROBE_SET_ACTION(softc, PROBE_SETAPST);
1116 xpt_release_ccb(done_ccb);
1117 xpt_schedule(periph, priority);
1122 if ((ident_buf->satasupport & ATA_SUPPORT_AUTOACTIVATE) &&
1123 (!(softc->caps & CTS_SATA_CAPS_H_DMAAA)) !=
1124 (!(ident_buf->sataenabled & ATA_SUPPORT_AUTOACTIVATE))) {
1125 PROBE_SET_ACTION(softc, PROBE_SETDMAAA);
1126 xpt_release_ccb(done_ccb);
1127 xpt_schedule(periph, priority);
1131 case PROBE_SETDMAAA:
1132 if (path->device->protocol != PROTO_ATA &&
1133 (ident_buf->satasupport & ATA_SUPPORT_ASYNCNOTIF) &&
1134 (!(softc->caps & CTS_SATA_CAPS_H_AN)) !=
1135 (!(ident_buf->sataenabled & ATA_SUPPORT_ASYNCNOTIF))) {
1136 PROBE_SET_ACTION(softc, PROBE_SETAN);
1137 xpt_release_ccb(done_ccb);
1138 xpt_schedule(periph, priority);
1144 if (path->device->protocol == PROTO_ATA) {
1145 PROBE_SET_ACTION(softc, PROBE_SET_MULTI);
1147 PROBE_SET_ACTION(softc, PROBE_INQUIRY);
1149 xpt_release_ccb(done_ccb);
1150 xpt_schedule(periph, priority);
1152 case PROBE_SET_MULTI:
1153 if (periph->path->device->flags & CAM_DEV_UNCONFIGURED) {
1154 path->device->flags &= ~CAM_DEV_UNCONFIGURED;
1155 xpt_acquire_device(path->device);
1156 done_ccb->ccb_h.func_code = XPT_GDEV_TYPE;
1157 xpt_action(done_ccb);
1158 xpt_async(AC_FOUND_DEVICE, path, done_ccb);
1160 PROBE_SET_ACTION(softc, PROBE_DONE);
1163 case PROBE_FULL_INQUIRY:
1165 u_int8_t periph_qual, len;
1167 path->device->flags |= CAM_DEV_INQUIRY_DATA_VALID;
1169 periph_qual = SID_QUAL(inq_buf);
1171 if (periph_qual != SID_QUAL_LU_CONNECTED &&
1172 periph_qual != SID_QUAL_LU_OFFLINE)
1176 * We conservatively request only
1177 * SHORT_INQUIRY_LEN bytes of inquiry
1178 * information during our first try
1179 * at sending an INQUIRY. If the device
1180 * has more information to give,
1181 * perform a second request specifying
1182 * the amount of information the device
1183 * is willing to give.
1185 len = inq_buf->additional_length
1186 + offsetof(struct scsi_inquiry_data, additional_length) + 1;
1187 if (softc->action == PROBE_INQUIRY
1188 && len > SHORT_INQUIRY_LENGTH) {
1189 PROBE_SET_ACTION(softc, PROBE_FULL_INQUIRY);
1190 xpt_release_ccb(done_ccb);
1191 xpt_schedule(periph, priority);
1195 ata_device_transport(path);
1196 if (periph->path->device->flags & CAM_DEV_UNCONFIGURED) {
1197 path->device->flags &= ~CAM_DEV_UNCONFIGURED;
1198 xpt_acquire_device(path->device);
1199 done_ccb->ccb_h.func_code = XPT_GDEV_TYPE;
1200 xpt_action(done_ccb);
1201 xpt_async(AC_FOUND_DEVICE, path, done_ccb);
1203 PROBE_SET_ACTION(softc, PROBE_DONE);
1207 if ((path->device->flags & CAM_DEV_IDENTIFY_DATA_VALID) == 0)
1208 bzero(ident_buf, sizeof(*ident_buf));
1209 softc->pm_pid = (done_ccb->ataio.res.lba_high << 24) +
1210 (done_ccb->ataio.res.lba_mid << 16) +
1211 (done_ccb->ataio.res.lba_low << 8) +
1212 done_ccb->ataio.res.sector_count;
1213 ((uint32_t *)ident_buf)[0] = softc->pm_pid;
1214 snprintf(ident_buf->model, sizeof(ident_buf->model),
1215 "Port Multiplier %08x", softc->pm_pid);
1216 PROBE_SET_ACTION(softc, PROBE_PM_PRV);
1217 xpt_release_ccb(done_ccb);
1218 xpt_schedule(periph, priority);
1221 softc->pm_prv = (done_ccb->ataio.res.lba_high << 24) +
1222 (done_ccb->ataio.res.lba_mid << 16) +
1223 (done_ccb->ataio.res.lba_low << 8) +
1224 done_ccb->ataio.res.sector_count;
1225 ((uint32_t *)ident_buf)[1] = softc->pm_prv;
1226 snprintf(ident_buf->revision, sizeof(ident_buf->revision),
1227 "%04x", softc->pm_prv);
1228 path->device->flags |= CAM_DEV_IDENTIFY_DATA_VALID;
1229 ata_device_transport(path);
1230 if (periph->path->device->flags & CAM_DEV_UNCONFIGURED)
1231 aproberequestdefaultnegotiation(periph);
1232 /* Set supported bits. */
1233 bzero(&cts, sizeof(cts));
1234 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE);
1235 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS;
1236 cts.type = CTS_TYPE_CURRENT_SETTINGS;
1237 xpt_action((union ccb *)&cts);
1238 if (cts.xport_specific.sata.valid & CTS_SATA_VALID_CAPS)
1239 caps = cts.xport_specific.sata.caps & CTS_SATA_CAPS_H;
1242 /* All PMPs must support PM requests. */
1243 caps |= CTS_SATA_CAPS_D_PMREQ;
1244 /* Mask unwanted bits. */
1245 bzero(&cts, sizeof(cts));
1246 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE);
1247 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS;
1248 cts.type = CTS_TYPE_USER_SETTINGS;
1249 xpt_action((union ccb *)&cts);
1250 if (cts.xport_specific.sata.valid & CTS_SATA_VALID_CAPS)
1251 caps &= cts.xport_specific.sata.caps;
1254 /* Remember what transport thinks about AEN. */
1255 oif = path->device->inq_flags;
1256 if ((caps & CTS_SATA_CAPS_H_AN) && path->device->protocol != PROTO_ATA)
1257 path->device->inq_flags |= SID_AEN;
1259 path->device->inq_flags &= ~SID_AEN;
1260 /* Store result to SIM. */
1261 bzero(&cts, sizeof(cts));
1262 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE);
1263 cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS;
1264 cts.type = CTS_TYPE_CURRENT_SETTINGS;
1265 cts.xport_specific.sata.caps = caps;
1266 cts.xport_specific.sata.valid = CTS_SATA_VALID_CAPS;
1267 xpt_action((union ccb *)&cts);
1269 if (periph->path->device->flags & CAM_DEV_UNCONFIGURED) {
1270 path->device->flags &= ~CAM_DEV_UNCONFIGURED;
1271 xpt_acquire_device(path->device);
1272 done_ccb->ccb_h.func_code = XPT_GDEV_TYPE;
1273 xpt_action(done_ccb);
1274 xpt_async(AC_FOUND_DEVICE, path, done_ccb);
1276 if (path->device->inq_flags != oif)
1277 xpt_async(AC_GETDEV_CHANGED, path, NULL);
1278 done_ccb->ccb_h.func_code = XPT_GDEV_TYPE;
1279 xpt_action(done_ccb);
1280 xpt_async(AC_SCSI_AEN, path, done_ccb);
1282 PROBE_SET_ACTION(softc, PROBE_DONE);
1284 case PROBE_IDENTIFY_SES:
1285 case PROBE_IDENTIFY_SAFTE:
1286 if ((periph->path->device->flags & CAM_DEV_UNCONFIGURED) == 0) {
1287 /* Check that it is the same device. */
1288 if (bcmp(&softc->ident_data, ident_buf, 53)) {
1289 /* Device changed. */
1291 xpt_async(AC_LOST_DEVICE, path, NULL);
1293 bcopy(&softc->ident_data, ident_buf, sizeof(struct ata_params));
1299 bcopy(&softc->ident_data, ident_buf, sizeof(struct ata_params));
1300 /* Clean up from previous instance of this device */
1301 if (path->device->device_id != NULL) {
1302 free(path->device->device_id, M_CAMXPT);
1303 path->device->device_id = NULL;
1304 path->device->device_id_len = 0;
1306 path->device->device_id =
1307 malloc(16, M_CAMXPT, M_NOWAIT);
1308 if (path->device->device_id != NULL) {
1309 path->device->device_id_len = 16;
1310 bcopy(&fake_device_id_hdr,
1311 path->device->device_id, 8);
1312 bcopy(((uint8_t*)ident_buf) + 2,
1313 path->device->device_id + 8, 8);
1316 path->device->flags |= CAM_DEV_IDENTIFY_DATA_VALID;
1318 ata_device_transport(path);
1320 aproberequestdefaultnegotiation(periph);
1322 if (periph->path->device->flags & CAM_DEV_UNCONFIGURED) {
1323 path->device->flags &= ~CAM_DEV_UNCONFIGURED;
1324 xpt_acquire_device(path->device);
1325 done_ccb->ccb_h.func_code = XPT_GDEV_TYPE;
1326 xpt_action(done_ccb);
1327 xpt_async(AC_FOUND_DEVICE, path, done_ccb);
1329 PROBE_SET_ACTION(softc, PROBE_DONE);
1332 panic("aprobedone: invalid action state 0x%x\n", softc->action);
1335 if (softc->restart) {
1337 xpt_release_ccb(done_ccb);
1338 aprobeschedule(periph);
1341 xpt_release_ccb(done_ccb);
1342 CAM_DEBUG(periph->path, CAM_DEBUG_PROBE, ("Probe completed\n"));
1343 while ((done_ccb = (union ccb *)TAILQ_FIRST(&softc->request_ccbs))) {
1344 TAILQ_REMOVE(&softc->request_ccbs,
1345 &done_ccb->ccb_h, periph_links.tqe);
1346 done_ccb->ccb_h.status = found ? CAM_REQ_CMP : CAM_REQ_CMP_ERR;
1349 /* Drop freeze taken due to CAM_DEV_QFREEZE flag set. */
1350 cam_release_devq(path, 0, 0, 0, FALSE);
1351 cam_periph_invalidate(periph);
1352 cam_periph_release_locked(periph);
1356 aprobecleanup(struct cam_periph *periph)
1358 free(periph->softc, M_CAMXPT);
1362 ata_find_quirk(struct cam_ed *device)
1364 struct ata_quirk_entry *quirk;
1367 match = cam_quirkmatch((caddr_t)&device->ident_data,
1368 (caddr_t)ata_quirk_table,
1369 nitems(ata_quirk_table),
1370 sizeof(*ata_quirk_table), ata_identify_match);
1373 panic("xpt_find_quirk: device didn't match wildcard entry!!");
1375 quirk = (struct ata_quirk_entry *)match;
1376 device->quirk = quirk;
1377 if (quirk->quirks & CAM_QUIRK_MAXTAGS) {
1378 device->mintags = quirk->mintags;
1379 device->maxtags = quirk->maxtags;
1384 union ccb *request_ccb;
1385 struct ccb_pathinq *cpi;
1387 } ata_scan_bus_info;
1390 * To start a scan, request_ccb is an XPT_SCAN_BUS ccb.
1391 * As the scan progresses, xpt_scan_bus is used as the
1392 * callback on completion function.
1395 ata_scan_bus(struct cam_periph *periph, union ccb *request_ccb)
1397 struct cam_path *path;
1398 ata_scan_bus_info *scan_info;
1399 union ccb *work_ccb, *reset_ccb;
1403 CAM_DEBUG(request_ccb->ccb_h.path, CAM_DEBUG_TRACE,
1404 ("xpt_scan_bus\n"));
1405 switch (request_ccb->ccb_h.func_code) {
1408 /* Find out the characteristics of the bus */
1409 work_ccb = xpt_alloc_ccb_nowait();
1410 if (work_ccb == NULL) {
1411 request_ccb->ccb_h.status = CAM_RESRC_UNAVAIL;
1412 xpt_done(request_ccb);
1415 xpt_path_inq(&work_ccb->cpi, request_ccb->ccb_h.path);
1416 if (work_ccb->ccb_h.status != CAM_REQ_CMP) {
1417 request_ccb->ccb_h.status = work_ccb->ccb_h.status;
1418 xpt_free_ccb(work_ccb);
1419 xpt_done(request_ccb);
1423 /* We may need to reset bus first, if we haven't done it yet. */
1424 if ((work_ccb->cpi.hba_inquiry &
1425 (PI_WIDE_32|PI_WIDE_16|PI_SDTR_ABLE)) &&
1426 !(work_ccb->cpi.hba_misc & PIM_NOBUSRESET) &&
1427 !timevalisset(&request_ccb->ccb_h.path->bus->last_reset)) {
1428 reset_ccb = xpt_alloc_ccb_nowait();
1429 if (reset_ccb == NULL) {
1430 request_ccb->ccb_h.status = CAM_RESRC_UNAVAIL;
1431 xpt_free_ccb(work_ccb);
1432 xpt_done(request_ccb);
1435 xpt_setup_ccb(&reset_ccb->ccb_h, request_ccb->ccb_h.path,
1437 reset_ccb->ccb_h.func_code = XPT_RESET_BUS;
1438 xpt_action(reset_ccb);
1439 if (reset_ccb->ccb_h.status != CAM_REQ_CMP) {
1440 request_ccb->ccb_h.status = reset_ccb->ccb_h.status;
1441 xpt_free_ccb(reset_ccb);
1442 xpt_free_ccb(work_ccb);
1443 xpt_done(request_ccb);
1446 xpt_free_ccb(reset_ccb);
1449 /* Save some state for use while we probe for devices */
1450 scan_info = (ata_scan_bus_info *)
1451 malloc(sizeof(ata_scan_bus_info), M_CAMXPT, M_NOWAIT);
1452 if (scan_info == NULL) {
1453 request_ccb->ccb_h.status = CAM_RESRC_UNAVAIL;
1454 xpt_free_ccb(work_ccb);
1455 xpt_done(request_ccb);
1458 scan_info->request_ccb = request_ccb;
1459 scan_info->cpi = &work_ccb->cpi;
1460 /* If PM supported, probe it first. */
1461 if (scan_info->cpi->hba_inquiry & PI_SATAPM)
1462 scan_info->counter = scan_info->cpi->max_target;
1464 scan_info->counter = 0;
1466 work_ccb = xpt_alloc_ccb_nowait();
1467 if (work_ccb == NULL) {
1468 free(scan_info, M_CAMXPT);
1469 request_ccb->ccb_h.status = CAM_RESRC_UNAVAIL;
1470 xpt_done(request_ccb);
1473 mtx = xpt_path_mtx(scan_info->request_ccb->ccb_h.path);
1476 work_ccb = request_ccb;
1477 /* Reuse the same CCB to query if a device was really found */
1478 scan_info = (ata_scan_bus_info *)work_ccb->ccb_h.ppriv_ptr0;
1479 mtx = xpt_path_mtx(scan_info->request_ccb->ccb_h.path);
1481 /* If there is PMP... */
1482 if ((scan_info->cpi->hba_inquiry & PI_SATAPM) &&
1483 (scan_info->counter == scan_info->cpi->max_target)) {
1484 if (work_ccb->ccb_h.status == CAM_REQ_CMP) {
1485 /* everything else will be probed by it */
1486 /* Free the current request path- we're done with it. */
1487 xpt_free_path(work_ccb->ccb_h.path);
1490 struct ccb_trans_settings cts;
1492 /* Report SIM that PM is absent. */
1493 bzero(&cts, sizeof(cts));
1494 xpt_setup_ccb(&cts.ccb_h,
1495 work_ccb->ccb_h.path, CAM_PRIORITY_NONE);
1496 cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS;
1497 cts.type = CTS_TYPE_CURRENT_SETTINGS;
1498 cts.xport_specific.sata.pm_present = 0;
1499 cts.xport_specific.sata.valid = CTS_SATA_VALID_PM;
1500 xpt_action((union ccb *)&cts);
1503 /* Free the current request path- we're done with it. */
1504 xpt_free_path(work_ccb->ccb_h.path);
1505 if (scan_info->counter ==
1506 ((scan_info->cpi->hba_inquiry & PI_SATAPM) ?
1507 0 : scan_info->cpi->max_target)) {
1510 xpt_free_ccb(work_ccb);
1511 xpt_free_ccb((union ccb *)scan_info->cpi);
1512 request_ccb = scan_info->request_ccb;
1513 free(scan_info, M_CAMXPT);
1514 request_ccb->ccb_h.status = CAM_REQ_CMP;
1515 xpt_done(request_ccb);
1518 /* Take next device. Wrap from max (PMP) to 0. */
1519 scan_info->counter = (scan_info->counter + 1 ) %
1520 (scan_info->cpi->max_target + 1);
1522 status = xpt_create_path(&path, NULL,
1523 scan_info->request_ccb->ccb_h.path_id,
1524 scan_info->counter, 0);
1525 if (status != CAM_REQ_CMP) {
1526 if (request_ccb->ccb_h.func_code == XPT_SCAN_LUN)
1528 printf("xpt_scan_bus: xpt_create_path failed"
1529 " with status %#x, bus scan halted\n",
1531 xpt_free_ccb(work_ccb);
1532 xpt_free_ccb((union ccb *)scan_info->cpi);
1533 request_ccb = scan_info->request_ccb;
1534 free(scan_info, M_CAMXPT);
1535 request_ccb->ccb_h.status = status;
1536 xpt_done(request_ccb);
1539 xpt_setup_ccb(&work_ccb->ccb_h, path,
1540 scan_info->request_ccb->ccb_h.pinfo.priority);
1541 work_ccb->ccb_h.func_code = XPT_SCAN_LUN;
1542 work_ccb->ccb_h.cbfcnp = ata_scan_bus;
1543 work_ccb->ccb_h.flags |= CAM_UNLOCKED;
1544 work_ccb->ccb_h.ppriv_ptr0 = scan_info;
1545 work_ccb->crcn.flags = scan_info->request_ccb->crcn.flags;
1547 if (request_ccb->ccb_h.func_code == XPT_SCAN_LUN)
1549 xpt_action(work_ccb);
1559 ata_scan_lun(struct cam_periph *periph, struct cam_path *path,
1560 cam_flags flags, union ccb *request_ccb)
1562 struct ccb_pathinq cpi;
1564 struct cam_path *new_path;
1565 struct cam_periph *old_periph;
1568 CAM_DEBUG(path, CAM_DEBUG_TRACE, ("xpt_scan_lun\n"));
1570 xpt_path_inq(&cpi, path);
1571 if (cpi.ccb_h.status != CAM_REQ_CMP) {
1572 if (request_ccb != NULL) {
1573 request_ccb->ccb_h.status = cpi.ccb_h.status;
1574 xpt_done(request_ccb);
1579 if (request_ccb == NULL) {
1580 request_ccb = xpt_alloc_ccb_nowait();
1581 if (request_ccb == NULL) {
1582 xpt_print(path, "xpt_scan_lun: can't allocate CCB, "
1583 "can't continue\n");
1586 status = xpt_create_path(&new_path, NULL,
1588 path->target->target_id,
1589 path->device->lun_id);
1590 if (status != CAM_REQ_CMP) {
1591 xpt_print(path, "xpt_scan_lun: can't create path, "
1592 "can't continue\n");
1593 xpt_free_ccb(request_ccb);
1596 xpt_setup_ccb(&request_ccb->ccb_h, new_path, CAM_PRIORITY_XPT);
1597 request_ccb->ccb_h.cbfcnp = axptscandone;
1598 request_ccb->ccb_h.flags |= CAM_UNLOCKED;
1599 request_ccb->ccb_h.func_code = XPT_SCAN_LUN;
1600 request_ccb->crcn.flags = flags;
1603 lock = (xpt_path_owned(path) == 0);
1605 xpt_path_lock(path);
1606 if ((old_periph = cam_periph_find(path, "aprobe")) != NULL) {
1607 if ((old_periph->flags & CAM_PERIPH_INVALID) == 0) {
1610 softc = (probe_softc *)old_periph->softc;
1611 TAILQ_INSERT_TAIL(&softc->request_ccbs,
1612 &request_ccb->ccb_h, periph_links.tqe);
1615 request_ccb->ccb_h.status = CAM_REQ_CMP_ERR;
1616 xpt_done(request_ccb);
1619 status = cam_periph_alloc(aproberegister, NULL, aprobecleanup,
1620 aprobestart, "aprobe",
1622 request_ccb->ccb_h.path, NULL, 0,
1625 if (status != CAM_REQ_CMP) {
1626 xpt_print(path, "xpt_scan_lun: cam_alloc_periph "
1627 "returned an error, can't continue probe\n");
1628 request_ccb->ccb_h.status = status;
1629 xpt_done(request_ccb);
1633 xpt_path_unlock(path);
1637 axptscandone(struct cam_periph *periph, union ccb *done_ccb)
1640 xpt_free_path(done_ccb->ccb_h.path);
1641 xpt_free_ccb(done_ccb);
1644 static struct cam_ed *
1645 ata_alloc_device(struct cam_eb *bus, struct cam_et *target, lun_id_t lun_id)
1647 struct ata_quirk_entry *quirk;
1648 struct cam_ed *device;
1650 device = xpt_alloc_device(bus, target, lun_id);
1655 * Take the default quirk entry until we have inquiry
1656 * data and can determine a better quirk to use.
1658 quirk = &ata_quirk_table[nitems(ata_quirk_table) - 1];
1659 device->quirk = (void *)quirk;
1660 device->mintags = 0;
1661 device->maxtags = 0;
1662 bzero(&device->inq_data, sizeof(device->inq_data));
1663 device->inq_flags = 0;
1664 device->queue_flags = 0;
1665 device->serial_num = NULL;
1666 device->serial_num_len = 0;
1671 ata_device_transport(struct cam_path *path)
1673 struct ccb_pathinq cpi;
1674 struct ccb_trans_settings cts;
1675 struct scsi_inquiry_data *inq_buf = NULL;
1676 struct ata_params *ident_buf = NULL;
1678 /* Get transport information from the SIM */
1679 xpt_path_inq(&cpi, path);
1681 path->device->transport = cpi.transport;
1682 if ((path->device->flags & CAM_DEV_INQUIRY_DATA_VALID) != 0)
1683 inq_buf = &path->device->inq_data;
1684 if ((path->device->flags & CAM_DEV_IDENTIFY_DATA_VALID) != 0)
1685 ident_buf = &path->device->ident_data;
1686 if (path->device->protocol == PROTO_ATA) {
1687 path->device->protocol_version = ident_buf ?
1688 ata_version(ident_buf->version_major) : cpi.protocol_version;
1689 } else if (path->device->protocol == PROTO_SCSI) {
1690 path->device->protocol_version = inq_buf ?
1691 SID_ANSI_REV(inq_buf) : cpi.protocol_version;
1693 path->device->transport_version = ident_buf ?
1694 ata_version(ident_buf->version_major) : cpi.transport_version;
1696 /* Tell the controller what we think */
1697 bzero(&cts, sizeof(cts));
1698 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE);
1699 cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS;
1700 cts.type = CTS_TYPE_CURRENT_SETTINGS;
1701 cts.transport = path->device->transport;
1702 cts.transport_version = path->device->transport_version;
1703 cts.protocol = path->device->protocol;
1704 cts.protocol_version = path->device->protocol_version;
1705 cts.proto_specific.valid = 0;
1707 if (path->device->transport == XPORT_ATA) {
1708 cts.xport_specific.ata.atapi =
1709 (ident_buf->config == ATA_PROTO_CFA) ? 0 :
1710 ((ident_buf->config & ATA_PROTO_MASK) == ATA_PROTO_ATAPI_16) ? 16 :
1711 ((ident_buf->config & ATA_PROTO_MASK) == ATA_PROTO_ATAPI_12) ? 12 : 0;
1712 cts.xport_specific.ata.valid = CTS_ATA_VALID_ATAPI;
1714 cts.xport_specific.sata.atapi =
1715 (ident_buf->config == ATA_PROTO_CFA) ? 0 :
1716 ((ident_buf->config & ATA_PROTO_MASK) == ATA_PROTO_ATAPI_16) ? 16 :
1717 ((ident_buf->config & ATA_PROTO_MASK) == ATA_PROTO_ATAPI_12) ? 12 : 0;
1718 cts.xport_specific.sata.valid = CTS_SATA_VALID_ATAPI;
1721 cts.xport_specific.valid = 0;
1722 xpt_action((union ccb *)&cts);
1726 ata_dev_advinfo(union ccb *start_ccb)
1728 struct cam_ed *device;
1729 struct ccb_dev_advinfo *cdai;
1732 xpt_path_assert(start_ccb->ccb_h.path, MA_OWNED);
1733 start_ccb->ccb_h.status = CAM_REQ_INVALID;
1734 device = start_ccb->ccb_h.path->device;
1735 cdai = &start_ccb->cdai;
1736 switch(cdai->buftype) {
1737 case CDAI_TYPE_SCSI_DEVID:
1738 if (cdai->flags & CDAI_FLAG_STORE)
1740 cdai->provsiz = device->device_id_len;
1741 if (device->device_id_len == 0)
1743 amt = device->device_id_len;
1744 if (cdai->provsiz > cdai->bufsiz)
1746 memcpy(cdai->buf, device->device_id, amt);
1748 case CDAI_TYPE_SERIAL_NUM:
1749 if (cdai->flags & CDAI_FLAG_STORE)
1751 cdai->provsiz = device->serial_num_len;
1752 if (device->serial_num_len == 0)
1754 amt = device->serial_num_len;
1755 if (cdai->provsiz > cdai->bufsiz)
1757 memcpy(cdai->buf, device->serial_num, amt);
1759 case CDAI_TYPE_PHYS_PATH:
1760 if (cdai->flags & CDAI_FLAG_STORE) {
1761 if (device->physpath != NULL)
1762 free(device->physpath, M_CAMXPT);
1763 device->physpath_len = cdai->bufsiz;
1764 /* Clear existing buffer if zero length */
1765 if (cdai->bufsiz == 0)
1767 device->physpath = malloc(cdai->bufsiz, M_CAMXPT, M_NOWAIT);
1768 if (device->physpath == NULL) {
1769 start_ccb->ccb_h.status = CAM_REQ_ABORTED;
1772 memcpy(device->physpath, cdai->buf, cdai->bufsiz);
1774 cdai->provsiz = device->physpath_len;
1775 if (device->physpath_len == 0)
1777 amt = device->physpath_len;
1778 if (cdai->provsiz > cdai->bufsiz)
1780 memcpy(cdai->buf, device->physpath, amt);
1786 start_ccb->ccb_h.status = CAM_REQ_CMP;
1788 if (cdai->flags & CDAI_FLAG_STORE) {
1789 xpt_async(AC_ADVINFO_CHANGED, start_ccb->ccb_h.path,
1790 (void *)(uintptr_t)cdai->buftype);
1795 ata_action(union ccb *start_ccb)
1798 if (start_ccb->ccb_h.func_code != XPT_ATA_IO) {
1800 KASSERT((start_ccb->ccb_h.alloc_flags & CAM_CCB_FROM_UMA) == 0,
1801 ("%s: ccb %p, func_code %#x should not be allocated "
1803 __func__, start_ccb, start_ccb->ccb_h.func_code));
1805 if ((start_ccb->ccb_h.alloc_flags & CAM_CCB_FROM_UMA) != 0) {
1806 printf("%s: ccb %p, func_code %#x should not be allocated "
1808 __func__, start_ccb, start_ccb->ccb_h.func_code);
1813 switch (start_ccb->ccb_h.func_code) {
1814 case XPT_SET_TRAN_SETTINGS:
1816 ata_set_transfer_settings(&start_ccb->cts,
1817 start_ccb->ccb_h.path,
1818 /*async_update*/FALSE);
1823 ata_scan_bus(start_ccb->ccb_h.path->periph, start_ccb);
1826 ata_scan_lun(start_ccb->ccb_h.path->periph,
1827 start_ccb->ccb_h.path, start_ccb->crcn.flags,
1830 case XPT_GET_TRAN_SETTINGS:
1832 ata_get_transfer_settings(&start_ccb->cts);
1837 struct cam_ed *device;
1840 device = start_ccb->ccb_h.path->device;
1841 if (device->protocol == PROTO_SCSI &&
1842 (device->flags & CAM_DEV_IDENTIFY_DATA_VALID)) {
1844 device->ident_data.config & ATA_PROTO_MASK;
1847 (device->ident_data.config == ATA_PROTO_CFA) ? 0 :
1848 (p == ATA_PROTO_ATAPI_16) ? 16 :
1849 (p == ATA_PROTO_ATAPI_12) ? 12 : 0;
1851 if (start_ccb->csio.cdb_len > maxlen) {
1852 start_ccb->ccb_h.status = CAM_REQ_INVALID;
1853 xpt_done(start_ccb);
1856 xpt_action_default(start_ccb);
1859 case XPT_DEV_ADVINFO:
1861 ata_dev_advinfo(start_ccb);
1865 xpt_action_default(start_ccb);
1871 ata_get_transfer_settings(struct ccb_trans_settings *cts)
1873 struct ccb_trans_settings_ata *ata;
1874 struct ccb_trans_settings_scsi *scsi;
1875 struct cam_ed *device;
1877 device = cts->ccb_h.path->device;
1878 xpt_action_default((union ccb *)cts);
1880 if (cts->protocol == PROTO_UNKNOWN ||
1881 cts->protocol == PROTO_UNSPECIFIED) {
1882 cts->protocol = device->protocol;
1883 cts->protocol_version = device->protocol_version;
1886 if (cts->protocol == PROTO_ATA) {
1887 ata = &cts->proto_specific.ata;
1888 if ((ata->valid & CTS_ATA_VALID_TQ) == 0) {
1889 ata->valid |= CTS_ATA_VALID_TQ;
1890 if (cts->type == CTS_TYPE_USER_SETTINGS ||
1891 (device->flags & CAM_DEV_TAG_AFTER_COUNT) != 0 ||
1892 (device->inq_flags & SID_CmdQue) != 0)
1893 ata->flags |= CTS_ATA_FLAGS_TAG_ENB;
1896 if (cts->protocol == PROTO_SCSI) {
1897 scsi = &cts->proto_specific.scsi;
1898 if ((scsi->valid & CTS_SCSI_VALID_TQ) == 0) {
1899 scsi->valid |= CTS_SCSI_VALID_TQ;
1900 if (cts->type == CTS_TYPE_USER_SETTINGS ||
1901 (device->flags & CAM_DEV_TAG_AFTER_COUNT) != 0 ||
1902 (device->inq_flags & SID_CmdQue) != 0)
1903 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB;
1907 if (cts->transport == XPORT_UNKNOWN ||
1908 cts->transport == XPORT_UNSPECIFIED) {
1909 cts->transport = device->transport;
1910 cts->transport_version = device->transport_version;
1915 ata_set_transfer_settings(struct ccb_trans_settings *cts, struct cam_path *path,
1918 struct ccb_pathinq cpi;
1919 struct ccb_trans_settings_ata *ata;
1920 struct ccb_trans_settings_scsi *scsi;
1921 struct ata_params *ident_data;
1922 struct scsi_inquiry_data *inq_data;
1923 struct cam_ed *device;
1925 if (path == NULL || (device = path->device) == NULL) {
1926 cts->ccb_h.status = CAM_PATH_INVALID;
1927 xpt_done((union ccb *)cts);
1931 if (cts->protocol == PROTO_UNKNOWN
1932 || cts->protocol == PROTO_UNSPECIFIED) {
1933 cts->protocol = device->protocol;
1934 cts->protocol_version = device->protocol_version;
1937 if (cts->protocol_version == PROTO_VERSION_UNKNOWN
1938 || cts->protocol_version == PROTO_VERSION_UNSPECIFIED)
1939 cts->protocol_version = device->protocol_version;
1941 if (cts->protocol != device->protocol) {
1942 xpt_print(path, "Uninitialized Protocol %x:%x?\n",
1943 cts->protocol, device->protocol);
1944 cts->protocol = device->protocol;
1947 if (cts->protocol_version > device->protocol_version) {
1949 xpt_print(path, "Down reving Protocol "
1950 "Version from %d to %d?\n", cts->protocol_version,
1951 device->protocol_version);
1953 cts->protocol_version = device->protocol_version;
1956 if (cts->transport == XPORT_UNKNOWN
1957 || cts->transport == XPORT_UNSPECIFIED) {
1958 cts->transport = device->transport;
1959 cts->transport_version = device->transport_version;
1962 if (cts->transport_version == XPORT_VERSION_UNKNOWN
1963 || cts->transport_version == XPORT_VERSION_UNSPECIFIED)
1964 cts->transport_version = device->transport_version;
1966 if (cts->transport != device->transport) {
1967 xpt_print(path, "Uninitialized Transport %x:%x?\n",
1968 cts->transport, device->transport);
1969 cts->transport = device->transport;
1972 if (cts->transport_version > device->transport_version) {
1974 xpt_print(path, "Down reving Transport "
1975 "Version from %d to %d?\n", cts->transport_version,
1976 device->transport_version);
1978 cts->transport_version = device->transport_version;
1981 ident_data = &device->ident_data;
1982 inq_data = &device->inq_data;
1983 if (cts->protocol == PROTO_ATA)
1984 ata = &cts->proto_specific.ata;
1987 if (cts->protocol == PROTO_SCSI)
1988 scsi = &cts->proto_specific.scsi;
1991 xpt_path_inq(&cpi, path);
1993 /* Sanity checking */
1994 if ((cpi.hba_inquiry & PI_TAG_ABLE) == 0
1995 || (ata && (ident_data->satacapabilities & ATA_SUPPORT_NCQ) == 0)
1996 || (scsi && (INQ_DATA_TQ_ENABLED(inq_data)) == 0)
1997 || (device->queue_flags & SCP_QUEUE_DQUE) != 0
1998 || (device->mintags == 0)) {
2000 * Can't tag on hardware that doesn't support tags,
2001 * doesn't have it enabled, or has broken tag support.
2004 ata->flags &= ~CTS_ATA_FLAGS_TAG_ENB;
2006 scsi->flags &= ~CTS_SCSI_FLAGS_TAG_ENB;
2009 /* Start/stop tags use. */
2010 if (cts->type == CTS_TYPE_CURRENT_SETTINGS &&
2011 ((ata && (ata->valid & CTS_ATA_VALID_TQ) != 0) ||
2012 (scsi && (scsi->valid & CTS_SCSI_VALID_TQ) != 0))) {
2015 nowt = ((device->flags & CAM_DEV_TAG_AFTER_COUNT) != 0 ||
2016 (device->inq_flags & SID_CmdQue) != 0);
2018 newt = (ata->flags & CTS_ATA_FLAGS_TAG_ENB) != 0;
2020 newt = (scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0;
2022 if (newt && !nowt) {
2024 * Delay change to use tags until after a
2025 * few commands have gone to this device so
2026 * the controller has time to perform transfer
2027 * negotiations without tagged messages getting
2030 device->tag_delay_count = CAM_TAG_DELAY_COUNT;
2031 device->flags |= CAM_DEV_TAG_AFTER_COUNT;
2032 } else if (nowt && !newt)
2033 xpt_stop_tags(path);
2036 if (async_update == FALSE)
2037 xpt_action_default((union ccb *)cts);
2041 * Handle any per-device event notifications that require action by the XPT.
2044 ata_dev_async(u_int32_t async_code, struct cam_eb *bus, struct cam_et *target,
2045 struct cam_ed *device, void *async_arg)
2048 struct cam_path newpath;
2051 * We only need to handle events for real devices.
2053 if (target->target_id == CAM_TARGET_WILDCARD
2054 || device->lun_id == CAM_LUN_WILDCARD)
2058 * We need our own path with wildcards expanded to
2059 * handle certain types of events.
2061 if ((async_code == AC_SENT_BDR)
2062 || (async_code == AC_BUS_RESET)
2063 || (async_code == AC_INQ_CHANGED))
2064 status = xpt_compile_path(&newpath, NULL,
2069 status = CAM_REQ_CMP_ERR;
2071 if (status == CAM_REQ_CMP) {
2072 if (async_code == AC_INQ_CHANGED) {
2074 * We've sent a start unit command, or
2075 * something similar to a device that
2076 * may have caused its inquiry data to
2077 * change. So we re-scan the device to
2078 * refresh the inquiry data for it.
2080 ata_scan_lun(newpath.periph, &newpath,
2081 CAM_EXPECT_INQ_CHANGE, NULL);
2083 /* We need to reinitialize device after reset. */
2084 ata_scan_lun(newpath.periph, &newpath,
2087 xpt_release_path(&newpath);
2088 } else if (async_code == AC_LOST_DEVICE &&
2089 (device->flags & CAM_DEV_UNCONFIGURED) == 0) {
2090 device->flags |= CAM_DEV_UNCONFIGURED;
2091 xpt_release_device(device);
2092 } else if (async_code == AC_TRANSFER_NEG) {
2093 struct ccb_trans_settings *settings;
2094 struct cam_path path;
2096 settings = (struct ccb_trans_settings *)async_arg;
2097 xpt_compile_path(&path, NULL, bus->path_id, target->target_id,
2099 ata_set_transfer_settings(settings, &path,
2100 /*async_update*/TRUE);
2101 xpt_release_path(&path);
2106 _ata_announce_periph(struct cam_periph *periph, struct ccb_trans_settings *cts, u_int *speed)
2108 struct ccb_pathinq cpi;
2109 struct cam_path *path = periph->path;
2111 cam_periph_assert(periph, MA_OWNED);
2113 xpt_setup_ccb(&cts->ccb_h, path, CAM_PRIORITY_NORMAL);
2114 cts->ccb_h.func_code = XPT_GET_TRAN_SETTINGS;
2115 cts->type = CTS_TYPE_CURRENT_SETTINGS;
2116 xpt_action((union ccb*)cts);
2117 if ((cts->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP)
2119 /* Ask the SIM for its base transfer speed */
2120 xpt_path_inq(&cpi, path);
2121 /* Report connection speed */
2122 *speed = cpi.base_transfer_speed;
2123 if (cts->transport == XPORT_ATA) {
2124 struct ccb_trans_settings_pata *pata =
2125 &cts->xport_specific.ata;
2127 if (pata->valid & CTS_ATA_VALID_MODE)
2128 *speed = ata_mode2speed(pata->mode);
2130 if (cts->transport == XPORT_SATA) {
2131 struct ccb_trans_settings_sata *sata =
2132 &cts->xport_specific.sata;
2134 if (sata->valid & CTS_SATA_VALID_REVISION)
2135 *speed = ata_revision2speed(sata->revision);
2140 ata_announce_periph(struct cam_periph *periph)
2142 struct ccb_trans_settings cts;
2145 bzero(&cts, sizeof(cts));
2146 _ata_announce_periph(periph, &cts, &speed);
2147 if ((cts.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP)
2152 printf("%s%d: %d.%03dMB/s transfers",
2153 periph->periph_name, periph->unit_number,
2156 printf("%s%d: %dKB/s transfers", periph->periph_name,
2157 periph->unit_number, speed);
2158 /* Report additional information about connection */
2159 if (cts.transport == XPORT_ATA) {
2160 struct ccb_trans_settings_pata *pata =
2161 &cts.xport_specific.ata;
2164 if (pata->valid & CTS_ATA_VALID_MODE)
2165 printf("%s, ", ata_mode2string(pata->mode));
2166 if ((pata->valid & CTS_ATA_VALID_ATAPI) && pata->atapi != 0)
2167 printf("ATAPI %dbytes, ", pata->atapi);
2168 if (pata->valid & CTS_ATA_VALID_BYTECOUNT)
2169 printf("PIO %dbytes", pata->bytecount);
2172 if (cts.transport == XPORT_SATA) {
2173 struct ccb_trans_settings_sata *sata =
2174 &cts.xport_specific.sata;
2177 if (sata->valid & CTS_SATA_VALID_REVISION)
2178 printf("SATA %d.x, ", sata->revision);
2181 if (sata->valid & CTS_SATA_VALID_MODE)
2182 printf("%s, ", ata_mode2string(sata->mode));
2183 if ((sata->valid & CTS_ATA_VALID_ATAPI) && sata->atapi != 0)
2184 printf("ATAPI %dbytes, ", sata->atapi);
2185 if (sata->valid & CTS_SATA_VALID_BYTECOUNT)
2186 printf("PIO %dbytes", sata->bytecount);
2193 ata_announce_periph_sbuf(struct cam_periph *periph, struct sbuf *sb)
2195 struct ccb_trans_settings cts;
2198 bzero(&cts, sizeof(cts));
2199 _ata_announce_periph(periph, &cts, &speed);
2200 if ((cts.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP)
2205 sbuf_printf(sb, "%s%d: %d.%03dMB/s transfers",
2206 periph->periph_name, periph->unit_number,
2209 sbuf_printf(sb, "%s%d: %dKB/s transfers", periph->periph_name,
2210 periph->unit_number, speed);
2211 /* Report additional information about connection */
2212 if (cts.transport == XPORT_ATA) {
2213 struct ccb_trans_settings_pata *pata =
2214 &cts.xport_specific.ata;
2216 sbuf_printf(sb, " (");
2217 if (pata->valid & CTS_ATA_VALID_MODE)
2218 sbuf_printf(sb, "%s, ", ata_mode2string(pata->mode));
2219 if ((pata->valid & CTS_ATA_VALID_ATAPI) && pata->atapi != 0)
2220 sbuf_printf(sb, "ATAPI %dbytes, ", pata->atapi);
2221 if (pata->valid & CTS_ATA_VALID_BYTECOUNT)
2222 sbuf_printf(sb, "PIO %dbytes", pata->bytecount);
2223 sbuf_printf(sb, ")");
2225 if (cts.transport == XPORT_SATA) {
2226 struct ccb_trans_settings_sata *sata =
2227 &cts.xport_specific.sata;
2229 sbuf_printf(sb, " (");
2230 if (sata->valid & CTS_SATA_VALID_REVISION)
2231 sbuf_printf(sb, "SATA %d.x, ", sata->revision);
2233 sbuf_printf(sb, "SATA, ");
2234 if (sata->valid & CTS_SATA_VALID_MODE)
2235 sbuf_printf(sb, "%s, ", ata_mode2string(sata->mode));
2236 if ((sata->valid & CTS_ATA_VALID_ATAPI) && sata->atapi != 0)
2237 sbuf_printf(sb, "ATAPI %dbytes, ", sata->atapi);
2238 if (sata->valid & CTS_SATA_VALID_BYTECOUNT)
2239 sbuf_printf(sb, "PIO %dbytes", sata->bytecount);
2240 sbuf_printf(sb, ")");
2242 sbuf_printf(sb, "\n");
2246 ata_proto_announce_sbuf(struct cam_ed *device, struct sbuf *sb)
2248 ata_print_ident_sbuf(&device->ident_data, sb);
2252 ata_proto_announce(struct cam_ed *device)
2254 ata_print_ident(&device->ident_data);
2258 ata_proto_denounce(struct cam_ed *device)
2260 ata_print_ident_short(&device->ident_data);
2264 ata_proto_denounce_sbuf(struct cam_ed *device, struct sbuf *sb)
2266 ata_print_ident_short_sbuf(&device->ident_data, sb);
2270 semb_proto_announce_sbuf(struct cam_ed *device, struct sbuf *sb)
2272 semb_print_ident_sbuf((struct sep_identify_data *)&device->ident_data, sb);
2276 semb_proto_announce(struct cam_ed *device)
2278 semb_print_ident((struct sep_identify_data *)&device->ident_data);
2282 semb_proto_denounce(struct cam_ed *device)
2284 semb_print_ident_short((struct sep_identify_data *)&device->ident_data);
2288 semb_proto_denounce_sbuf(struct cam_ed *device, struct sbuf *sb)
2290 semb_print_ident_short_sbuf((struct sep_identify_data *)&device->ident_data, sb);
2294 ata_proto_debug_out(union ccb *ccb)
2296 char cdb_str[(sizeof(struct ata_cmd) * 3) + 1];
2298 if (ccb->ccb_h.func_code != XPT_ATA_IO)
2301 CAM_DEBUG(ccb->ccb_h.path,
2302 CAM_DEBUG_CDB,("%s. ACB: %s\n", ata_op_string(&ccb->ataio.cmd),
2303 ata_cmd_string(&ccb->ataio.cmd, cdb_str, sizeof(cdb_str))));