2 * Generic routines for LSI Fusion adapters.
5 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD AND BSD-3-Clause
7 * Copyright (c) 2000, 2001 by Greg Ansley
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice immediately at the beginning of the file, without modification,
14 * this list of conditions, and the following disclaimer.
15 * 2. The name of the author may not be used to endorse or promote products
16 * derived from this software without specific prior written permission.
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
22 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * Copyright (c) 2002, 2006 by Matthew Jacob
32 * All rights reserved.
34 * Redistribution and use in source and binary forms, with or without
35 * modification, are permitted provided that the following conditions are
37 * 1. Redistributions of source code must retain the above copyright
38 * notice, this list of conditions and the following disclaimer.
39 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
40 * substantially similar to the "NO WARRANTY" disclaimer below
41 * ("Disclaimer") and any redistribution must be conditioned upon including
42 * a substantially similar Disclaimer requirement for further binary
44 * 3. Neither the names of the above listed copyright holders nor the names
45 * of any contributors may be used to endorse or promote products derived
46 * from this software without specific prior written permission.
48 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
49 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
50 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
51 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
52 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
53 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
54 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
55 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
56 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
57 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF THE COPYRIGHT
58 * OWNER OR CONTRIBUTOR IS ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
60 * Support from Chris Ellsworth in order to make SAS adapters work
61 * is gratefully acknowledged.
64 * Support from LSI-Logic has also gone a great deal toward making this a
65 * workable subsystem and is gratefully acknowledged.
68 * Copyright (c) 2004, Avid Technology, Inc. and its contributors.
69 * Copyright (c) 2005, WHEEL Sp. z o.o.
70 * Copyright (c) 2004, 2005 Justin T. Gibbs
71 * All rights reserved.
73 * Redistribution and use in source and binary forms, with or without
74 * modification, are permitted provided that the following conditions are
76 * 1. Redistributions of source code must retain the above copyright
77 * notice, this list of conditions and the following disclaimer.
78 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
79 * substantially similar to the "NO WARRANTY" disclaimer below
80 * ("Disclaimer") and any redistribution must be conditioned upon including
81 * a substantially similar Disclaimer requirement for further binary
83 * 3. Neither the names of the above listed copyright holders nor the names
84 * of any contributors may be used to endorse or promote products derived
85 * from this software without specific prior written permission.
87 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
88 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
89 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
90 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
91 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
92 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
93 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
94 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
95 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
96 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF THE COPYRIGHT
97 * OWNER OR CONTRIBUTOR IS ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
100 #include <sys/cdefs.h>
101 __FBSDID("$FreeBSD$");
103 #include <dev/mpt/mpt.h>
104 #include <dev/mpt/mpt_cam.h> /* XXX For static handler registration */
105 #include <dev/mpt/mpt_raid.h> /* XXX For static handler registration */
107 #include <dev/mpt/mpilib/mpi.h>
108 #include <dev/mpt/mpilib/mpi_ioc.h>
109 #include <dev/mpt/mpilib/mpi_fc.h>
110 #include <dev/mpt/mpilib/mpi_targ.h>
112 #include <sys/sysctl.h>
114 #define MPT_MAX_TRYS 3
115 #define MPT_MAX_WAIT 300000
117 static int maxwait_ack = 0;
118 static int maxwait_int = 0;
119 static int maxwait_state = 0;
121 static TAILQ_HEAD(, mpt_softc) mpt_tailq = TAILQ_HEAD_INITIALIZER(mpt_tailq);
122 mpt_reply_handler_t *mpt_reply_handlers[MPT_NUM_REPLY_HANDLERS];
124 static mpt_reply_handler_t mpt_default_reply_handler;
125 static mpt_reply_handler_t mpt_config_reply_handler;
126 static mpt_reply_handler_t mpt_handshake_reply_handler;
127 static mpt_reply_handler_t mpt_event_reply_handler;
128 static void mpt_send_event_ack(struct mpt_softc *mpt, request_t *ack_req,
129 MSG_EVENT_NOTIFY_REPLY *msg, uint32_t context);
130 static int mpt_send_event_request(struct mpt_softc *mpt, int onoff);
131 static int mpt_soft_reset(struct mpt_softc *mpt);
132 static void mpt_hard_reset(struct mpt_softc *mpt);
133 static int mpt_dma_buf_alloc(struct mpt_softc *mpt);
134 static void mpt_dma_buf_free(struct mpt_softc *mpt);
135 static int mpt_configure_ioc(struct mpt_softc *mpt, int, int);
136 static int mpt_enable_ioc(struct mpt_softc *mpt, int);
138 /************************* Personality Module Support *************************/
140 * We include one extra entry that is guaranteed to be NULL
141 * to simplify our itterator.
143 static struct mpt_personality *mpt_personalities[MPT_MAX_PERSONALITIES + 1];
144 static __inline struct mpt_personality*
145 mpt_pers_find(struct mpt_softc *, u_int);
146 static __inline struct mpt_personality*
147 mpt_pers_find_reverse(struct mpt_softc *, u_int);
149 static __inline struct mpt_personality *
150 mpt_pers_find(struct mpt_softc *mpt, u_int start_at)
152 KASSERT(start_at <= MPT_MAX_PERSONALITIES,
153 ("mpt_pers_find: starting position out of range"));
155 while (start_at < MPT_MAX_PERSONALITIES
156 && (mpt->mpt_pers_mask & (0x1 << start_at)) == 0) {
159 return (mpt_personalities[start_at]);
163 * Used infrequently, so no need to optimize like a forward
164 * traversal where we use the MAX+1 is guaranteed to be NULL
167 static __inline struct mpt_personality *
168 mpt_pers_find_reverse(struct mpt_softc *mpt, u_int start_at)
170 while (start_at < MPT_MAX_PERSONALITIES
171 && (mpt->mpt_pers_mask & (0x1 << start_at)) == 0) {
174 if (start_at < MPT_MAX_PERSONALITIES)
175 return (mpt_personalities[start_at]);
179 #define MPT_PERS_FOREACH(mpt, pers) \
180 for (pers = mpt_pers_find(mpt, /*start_at*/0); \
182 pers = mpt_pers_find(mpt, /*start_at*/pers->id+1))
184 #define MPT_PERS_FOREACH_REVERSE(mpt, pers) \
185 for (pers = mpt_pers_find_reverse(mpt, MPT_MAX_PERSONALITIES-1);\
187 pers = mpt_pers_find_reverse(mpt, /*start_at*/pers->id-1))
189 static mpt_load_handler_t mpt_stdload;
190 static mpt_probe_handler_t mpt_stdprobe;
191 static mpt_attach_handler_t mpt_stdattach;
192 static mpt_enable_handler_t mpt_stdenable;
193 static mpt_ready_handler_t mpt_stdready;
194 static mpt_event_handler_t mpt_stdevent;
195 static mpt_reset_handler_t mpt_stdreset;
196 static mpt_shutdown_handler_t mpt_stdshutdown;
197 static mpt_detach_handler_t mpt_stddetach;
198 static mpt_unload_handler_t mpt_stdunload;
199 static struct mpt_personality mpt_default_personality =
202 .probe = mpt_stdprobe,
203 .attach = mpt_stdattach,
204 .enable = mpt_stdenable,
205 .ready = mpt_stdready,
206 .event = mpt_stdevent,
207 .reset = mpt_stdreset,
208 .shutdown = mpt_stdshutdown,
209 .detach = mpt_stddetach,
210 .unload = mpt_stdunload
213 static mpt_load_handler_t mpt_core_load;
214 static mpt_attach_handler_t mpt_core_attach;
215 static mpt_enable_handler_t mpt_core_enable;
216 static mpt_reset_handler_t mpt_core_ioc_reset;
217 static mpt_event_handler_t mpt_core_event;
218 static mpt_shutdown_handler_t mpt_core_shutdown;
219 static mpt_shutdown_handler_t mpt_core_detach;
220 static mpt_unload_handler_t mpt_core_unload;
221 static struct mpt_personality mpt_core_personality =
224 .load = mpt_core_load,
225 // .attach = mpt_core_attach,
226 // .enable = mpt_core_enable,
227 .event = mpt_core_event,
228 .reset = mpt_core_ioc_reset,
229 .shutdown = mpt_core_shutdown,
230 .detach = mpt_core_detach,
231 .unload = mpt_core_unload,
235 * Manual declaration so that DECLARE_MPT_PERSONALITY doesn't need
236 * ordering information. We want the core to always register FIRST.
237 * other modules are set to SI_ORDER_SECOND.
239 static moduledata_t mpt_core_mod = {
240 "mpt_core", mpt_modevent, &mpt_core_personality
242 DECLARE_MODULE(mpt_core, mpt_core_mod, SI_SUB_DRIVERS, SI_ORDER_FIRST);
243 MODULE_VERSION(mpt_core, 1);
245 #define MPT_PERS_ATTACHED(pers, mpt) ((mpt)->mpt_pers_mask & (0x1 << pers->id))
248 mpt_modevent(module_t mod, int type, void *data)
250 struct mpt_personality *pers;
253 pers = (struct mpt_personality *)data;
259 mpt_load_handler_t **def_handler;
260 mpt_load_handler_t **pers_handler;
263 for (i = 0; i < MPT_MAX_PERSONALITIES; i++) {
264 if (mpt_personalities[i] == NULL)
267 if (i >= MPT_MAX_PERSONALITIES) {
272 mpt_personalities[i] = pers;
274 /* Install standard/noop handlers for any NULL entries. */
275 def_handler = MPT_PERS_FIRST_HANDLER(&mpt_default_personality);
276 pers_handler = MPT_PERS_FIRST_HANDLER(pers);
277 while (pers_handler <= MPT_PERS_LAST_HANDLER(pers)) {
278 if (*pers_handler == NULL)
279 *pers_handler = *def_handler;
284 error = (pers->load(pers));
286 mpt_personalities[i] = NULL;
294 error = pers->unload(pers);
295 mpt_personalities[pers->id] = NULL;
305 mpt_stdload(struct mpt_personality *pers)
308 /* Load is always successful. */
313 mpt_stdprobe(struct mpt_softc *mpt)
316 /* Probe is always successful. */
321 mpt_stdattach(struct mpt_softc *mpt)
324 /* Attach is always successful. */
329 mpt_stdenable(struct mpt_softc *mpt)
332 /* Enable is always successful. */
337 mpt_stdready(struct mpt_softc *mpt)
343 mpt_stdevent(struct mpt_softc *mpt, request_t *req, MSG_EVENT_NOTIFY_REPLY *msg)
346 mpt_lprt(mpt, MPT_PRT_DEBUG, "mpt_stdevent: 0x%x\n", msg->Event & 0xFF);
347 /* Event was not for us. */
352 mpt_stdreset(struct mpt_softc *mpt, int type)
358 mpt_stdshutdown(struct mpt_softc *mpt)
364 mpt_stddetach(struct mpt_softc *mpt)
370 mpt_stdunload(struct mpt_personality *pers)
373 /* Unload is always successful. */
378 * Post driver attachment, we may want to perform some global actions.
379 * Here is the hook to do so.
383 mpt_postattach(void *unused)
385 struct mpt_softc *mpt;
386 struct mpt_personality *pers;
388 TAILQ_FOREACH(mpt, &mpt_tailq, links) {
389 MPT_PERS_FOREACH(mpt, pers)
393 SYSINIT(mptdev, SI_SUB_CONFIGURE, SI_ORDER_MIDDLE, mpt_postattach, NULL);
395 /******************************* Bus DMA Support ******************************/
397 mpt_map_rquest(void *arg, bus_dma_segment_t *segs, int nseg, int error)
399 struct mpt_map_info *map_info;
401 map_info = (struct mpt_map_info *)arg;
402 map_info->error = error;
403 map_info->phys = segs->ds_addr;
406 /**************************** Reply/Event Handling ****************************/
408 mpt_register_handler(struct mpt_softc *mpt, mpt_handler_type type,
409 mpt_handler_t handler, uint32_t *phandler_id)
413 case MPT_HANDLER_REPLY:
418 if (phandler_id == NULL)
421 free_cbi = MPT_HANDLER_ID_NONE;
422 for (cbi = 0; cbi < MPT_NUM_REPLY_HANDLERS; cbi++) {
424 * If the same handler is registered multiple
425 * times, don't error out. Just return the
426 * index of the original registration.
428 if (mpt_reply_handlers[cbi] == handler.reply_handler) {
429 *phandler_id = MPT_CBI_TO_HID(cbi);
434 * Fill from the front in the hope that
435 * all registered handlers consume only a
438 * We don't break on the first empty slot so
439 * that the full table is checked to see if
440 * this handler was previously registered.
442 if (free_cbi == MPT_HANDLER_ID_NONE &&
443 (mpt_reply_handlers[cbi]
444 == mpt_default_reply_handler))
447 if (free_cbi == MPT_HANDLER_ID_NONE) {
450 mpt_reply_handlers[free_cbi] = handler.reply_handler;
451 *phandler_id = MPT_CBI_TO_HID(free_cbi);
455 mpt_prt(mpt, "mpt_register_handler unknown type %d\n", type);
462 mpt_deregister_handler(struct mpt_softc *mpt, mpt_handler_type type,
463 mpt_handler_t handler, uint32_t handler_id)
467 case MPT_HANDLER_REPLY:
471 cbi = MPT_CBI(handler_id);
472 if (cbi >= MPT_NUM_REPLY_HANDLERS
473 || mpt_reply_handlers[cbi] != handler.reply_handler)
475 mpt_reply_handlers[cbi] = mpt_default_reply_handler;
479 mpt_prt(mpt, "mpt_deregister_handler unknown type %d\n", type);
486 mpt_default_reply_handler(struct mpt_softc *mpt, request_t *req,
487 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame)
491 "Default Handler Called: req=%p:%u reply_descriptor=%x frame=%p\n",
492 req, req->serno, reply_desc, reply_frame);
494 if (reply_frame != NULL)
495 mpt_dump_reply_frame(mpt, reply_frame);
497 mpt_prt(mpt, "Reply Frame Ignored\n");
499 return (/*free_reply*/TRUE);
503 mpt_config_reply_handler(struct mpt_softc *mpt, request_t *req,
504 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame)
508 if (reply_frame != NULL) {
510 MSG_CONFIG_REPLY *reply;
512 cfgp = (MSG_CONFIG *)req->req_vbuf;
513 reply = (MSG_CONFIG_REPLY *)reply_frame;
514 req->IOCStatus = le16toh(reply_frame->IOCStatus);
515 bcopy(&reply->Header, &cfgp->Header,
516 sizeof(cfgp->Header));
517 cfgp->ExtPageLength = reply->ExtPageLength;
518 cfgp->ExtPageType = reply->ExtPageType;
520 req->state &= ~REQ_STATE_QUEUED;
521 req->state |= REQ_STATE_DONE;
522 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
523 if ((req->state & REQ_STATE_NEED_WAKEUP) != 0) {
525 } else if ((req->state & REQ_STATE_TIMEDOUT) != 0) {
527 * Whew- we can free this request (late completion)
529 mpt_free_request(mpt, req);
537 mpt_handshake_reply_handler(struct mpt_softc *mpt, request_t *req,
538 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame)
541 /* Nothing to be done. */
546 mpt_event_reply_handler(struct mpt_softc *mpt, request_t *req,
547 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame)
551 KASSERT(reply_frame != NULL, ("null reply in mpt_event_reply_handler"));
552 KASSERT(req != NULL, ("null request in mpt_event_reply_handler"));
555 switch (reply_frame->Function) {
556 case MPI_FUNCTION_EVENT_NOTIFICATION:
558 MSG_EVENT_NOTIFY_REPLY *msg;
559 struct mpt_personality *pers;
563 msg = (MSG_EVENT_NOTIFY_REPLY *)reply_frame;
564 msg->EventDataLength = le16toh(msg->EventDataLength);
565 msg->IOCStatus = le16toh(msg->IOCStatus);
566 msg->IOCLogInfo = le32toh(msg->IOCLogInfo);
567 msg->Event = le32toh(msg->Event);
568 MPT_PERS_FOREACH(mpt, pers)
569 handled += pers->event(mpt, req, msg);
571 if (handled == 0 && mpt->mpt_pers_mask == 0) {
572 mpt_lprt(mpt, MPT_PRT_INFO,
573 "No Handlers For Any Event Notify Frames. "
574 "Event %#x (ACK %sequired).\n",
575 msg->Event, msg->AckRequired? "r" : "not r");
576 } else if (handled == 0) {
578 msg->AckRequired? MPT_PRT_WARN : MPT_PRT_INFO,
579 "Unhandled Event Notify Frame. Event %#x "
580 "(ACK %sequired).\n",
581 msg->Event, msg->AckRequired? "r" : "not r");
584 if (msg->AckRequired) {
588 context = req->index | MPT_REPLY_HANDLER_EVENTS;
589 ack_req = mpt_get_request(mpt, FALSE);
590 if (ack_req == NULL) {
591 struct mpt_evtf_record *evtf;
593 evtf = (struct mpt_evtf_record *)reply_frame;
594 evtf->context = context;
595 LIST_INSERT_HEAD(&mpt->ack_frames, evtf, links);
599 mpt_send_event_ack(mpt, ack_req, msg, context);
601 * Don't check for CONTINUATION_REPLY here
607 case MPI_FUNCTION_PORT_ENABLE:
608 mpt_lprt(mpt, MPT_PRT_DEBUG , "enable port reply\n");
610 case MPI_FUNCTION_EVENT_ACK:
613 mpt_prt(mpt, "unknown event function: %x\n",
614 reply_frame->Function);
619 * I'm not sure that this continuation stuff works as it should.
621 * I've had FC async events occur that free the frame up because
622 * the continuation bit isn't set, and then additional async events
623 * then occur using the same context. As you might imagine, this
624 * leads to Very Bad Thing.
626 * Let's just be safe for now and not free them up until we figure
627 * out what's actually happening here.
630 if ((reply_frame->MsgFlags & MPI_MSGFLAGS_CONTINUATION_REPLY) == 0) {
631 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
632 mpt_free_request(mpt, req);
633 mpt_prt(mpt, "event_reply %x for req %p:%u NOT a continuation",
634 reply_frame->Function, req, req->serno);
635 if (reply_frame->Function == MPI_FUNCTION_EVENT_NOTIFICATION) {
636 MSG_EVENT_NOTIFY_REPLY *msg =
637 (MSG_EVENT_NOTIFY_REPLY *)reply_frame;
638 mpt_prtc(mpt, " Event=0x%x AckReq=%d",
639 msg->Event, msg->AckRequired);
642 mpt_prt(mpt, "event_reply %x for %p:%u IS a continuation",
643 reply_frame->Function, req, req->serno);
644 if (reply_frame->Function == MPI_FUNCTION_EVENT_NOTIFICATION) {
645 MSG_EVENT_NOTIFY_REPLY *msg =
646 (MSG_EVENT_NOTIFY_REPLY *)reply_frame;
647 mpt_prtc(mpt, " Event=0x%x AckReq=%d",
648 msg->Event, msg->AckRequired);
657 * Process an asynchronous event from the IOC.
660 mpt_core_event(struct mpt_softc *mpt, request_t *req,
661 MSG_EVENT_NOTIFY_REPLY *msg)
664 mpt_lprt(mpt, MPT_PRT_DEBUG, "mpt_core_event: 0x%x\n",
666 switch(msg->Event & 0xFF) {
669 case MPI_EVENT_LOG_DATA:
673 /* Some error occurred that LSI wants logged */
674 mpt_prt(mpt, "EvtLogData: IOCLogInfo: 0x%08x\n",
676 mpt_prt(mpt, "\tEvtLogData: Event Data:");
677 for (i = 0; i < msg->EventDataLength; i++)
678 mpt_prtc(mpt, " %08x", msg->Data[i]);
682 case MPI_EVENT_EVENT_CHANGE:
684 * This is just an acknowledgement
685 * of our mpt_send_event_request.
688 case MPI_EVENT_SAS_DEVICE_STATUS_CHANGE:
698 mpt_send_event_ack(struct mpt_softc *mpt, request_t *ack_req,
699 MSG_EVENT_NOTIFY_REPLY *msg, uint32_t context)
703 ackp = (MSG_EVENT_ACK *)ack_req->req_vbuf;
704 memset(ackp, 0, sizeof (*ackp));
705 ackp->Function = MPI_FUNCTION_EVENT_ACK;
706 ackp->Event = htole32(msg->Event);
707 ackp->EventContext = htole32(msg->EventContext);
708 ackp->MsgContext = htole32(context);
709 mpt_check_doorbell(mpt);
710 mpt_send_cmd(mpt, ack_req);
713 /***************************** Interrupt Handling *****************************/
717 struct mpt_softc *mpt;
721 mpt = (struct mpt_softc *)arg;
722 mpt_lprt(mpt, MPT_PRT_DEBUG2, "enter mpt_intr\n");
723 MPT_LOCK_ASSERT(mpt);
725 while ((reply_desc = mpt_pop_reply_queue(mpt)) != MPT_REPLY_EMPTY) {
727 MSG_DEFAULT_REPLY *reply_frame;
728 uint32_t reply_baddr;
739 if ((reply_desc & MPI_ADDRESS_REPLY_A_BIT) != 0) {
741 * Ensure that the reply frame is coherent.
743 reply_baddr = MPT_REPLY_BADDR(reply_desc);
744 offset = reply_baddr - (mpt->reply_phys & 0xFFFFFFFF);
745 bus_dmamap_sync_range(mpt->reply_dmat,
746 mpt->reply_dmap, offset, MPT_REPLY_SIZE,
747 BUS_DMASYNC_POSTREAD);
748 reply_frame = MPT_REPLY_OTOV(mpt, offset);
749 ctxt_idx = le32toh(reply_frame->MsgContext);
753 type = MPI_GET_CONTEXT_REPLY_TYPE(reply_desc);
754 ctxt_idx = reply_desc;
755 mpt_lprt(mpt, MPT_PRT_DEBUG1, "Context Reply: 0x%08x\n",
759 case MPI_CONTEXT_REPLY_TYPE_SCSI_INIT:
760 ctxt_idx &= MPI_CONTEXT_REPLY_CONTEXT_MASK;
762 case MPI_CONTEXT_REPLY_TYPE_SCSI_TARGET:
763 ctxt_idx = GET_IO_INDEX(reply_desc);
764 if (mpt->tgt_cmd_ptrs == NULL) {
766 "mpt_intr: no target cmd ptrs\n");
767 reply_desc = MPT_REPLY_EMPTY;
770 if (ctxt_idx >= mpt->tgt_cmds_allocated) {
772 "mpt_intr: bad tgt cmd ctxt %u\n",
774 reply_desc = MPT_REPLY_EMPTY;
778 req = mpt->tgt_cmd_ptrs[ctxt_idx];
780 mpt_prt(mpt, "no request backpointer "
781 "at index %u", ctxt_idx);
782 reply_desc = MPT_REPLY_EMPTY;
787 * Reformulate ctxt_idx to be just as if
788 * it were another type of context reply
789 * so the code below will find the request
790 * via indexing into the pool.
793 req->index | mpt->scsi_tgt_handler_id;
796 case MPI_CONTEXT_REPLY_TYPE_LAN:
797 mpt_prt(mpt, "LAN CONTEXT REPLY: 0x%08x\n",
799 reply_desc = MPT_REPLY_EMPTY;
802 mpt_prt(mpt, "Context Reply 0x%08x?\n", type);
803 reply_desc = MPT_REPLY_EMPTY;
806 if (reply_desc == MPT_REPLY_EMPTY) {
807 if (ntrips++ > 1000) {
814 cb_index = MPT_CONTEXT_TO_CBI(ctxt_idx);
815 req_index = MPT_CONTEXT_TO_REQI(ctxt_idx);
816 if (req_index < MPT_MAX_REQUESTS(mpt)) {
817 req = &mpt->request_pool[req_index];
819 mpt_prt(mpt, "WARN: mpt_intr index == %d (reply_desc =="
820 " 0x%x)\n", req_index, reply_desc);
823 bus_dmamap_sync(mpt->request_dmat, mpt->request_dmap,
824 BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);
825 free_rf = mpt_reply_handlers[cb_index](mpt, req,
826 reply_desc, reply_frame);
828 if (reply_frame != NULL && free_rf) {
829 bus_dmamap_sync_range(mpt->reply_dmat,
830 mpt->reply_dmap, offset, MPT_REPLY_SIZE,
831 BUS_DMASYNC_PREREAD);
832 mpt_free_reply(mpt, reply_baddr);
836 * If we got ourselves disabled, don't get stuck in a loop
839 mpt_disable_ints(mpt);
842 if (ntrips++ > 1000) {
846 mpt_lprt(mpt, MPT_PRT_DEBUG2, "exit mpt_intr\n");
849 /******************************* Error Recovery *******************************/
851 mpt_complete_request_chain(struct mpt_softc *mpt, struct req_queue *chain,
854 MSG_DEFAULT_REPLY ioc_status_frame;
857 memset(&ioc_status_frame, 0, sizeof(ioc_status_frame));
858 ioc_status_frame.MsgLength = roundup2(sizeof(ioc_status_frame), 4);
859 ioc_status_frame.IOCStatus = iocstatus;
860 while((req = TAILQ_FIRST(chain)) != NULL) {
861 MSG_REQUEST_HEADER *msg_hdr;
864 bus_dmamap_sync(mpt->request_dmat, mpt->request_dmap,
865 BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);
866 msg_hdr = (MSG_REQUEST_HEADER *)req->req_vbuf;
867 ioc_status_frame.Function = msg_hdr->Function;
868 ioc_status_frame.MsgContext = msg_hdr->MsgContext;
869 cb_index = MPT_CONTEXT_TO_CBI(le32toh(msg_hdr->MsgContext));
870 mpt_reply_handlers[cb_index](mpt, req, msg_hdr->MsgContext,
872 if (mpt_req_on_pending_list(mpt, req) != 0)
873 TAILQ_REMOVE(chain, req, links);
877 /********************************* Diagnostics ********************************/
879 * Perform a diagnostic dump of a reply frame.
882 mpt_dump_reply_frame(struct mpt_softc *mpt, MSG_DEFAULT_REPLY *reply_frame)
885 mpt_prt(mpt, "Address Reply:\n");
886 mpt_print_reply(reply_frame);
889 /******************************* Doorbell Access ******************************/
890 static __inline uint32_t mpt_rd_db(struct mpt_softc *mpt);
891 static __inline uint32_t mpt_rd_intr(struct mpt_softc *mpt);
893 static __inline uint32_t
894 mpt_rd_db(struct mpt_softc *mpt)
897 return mpt_read(mpt, MPT_OFFSET_DOORBELL);
900 static __inline uint32_t
901 mpt_rd_intr(struct mpt_softc *mpt)
904 return mpt_read(mpt, MPT_OFFSET_INTR_STATUS);
907 /* Busy wait for a door bell to be read by IOC */
909 mpt_wait_db_ack(struct mpt_softc *mpt)
913 for (i=0; i < MPT_MAX_WAIT; i++) {
914 if (!MPT_DB_IS_BUSY(mpt_rd_intr(mpt))) {
915 maxwait_ack = i > maxwait_ack ? i : maxwait_ack;
923 /* Busy wait for a door bell interrupt */
925 mpt_wait_db_int(struct mpt_softc *mpt)
929 for (i = 0; i < MPT_MAX_WAIT; i++) {
930 if (MPT_DB_INTR(mpt_rd_intr(mpt))) {
931 maxwait_int = i > maxwait_int ? i : maxwait_int;
939 /* Wait for IOC to transition to a give state */
941 mpt_check_doorbell(struct mpt_softc *mpt)
943 uint32_t db = mpt_rd_db(mpt);
945 if (MPT_STATE(db) != MPT_DB_STATE_RUNNING) {
946 mpt_prt(mpt, "Device not running\n");
951 /* Wait for IOC to transition to a give state */
953 mpt_wait_state(struct mpt_softc *mpt, enum DB_STATE_BITS state)
957 for (i = 0; i < MPT_MAX_WAIT; i++) {
958 uint32_t db = mpt_rd_db(mpt);
959 if (MPT_STATE(db) == state) {
960 maxwait_state = i > maxwait_state ? i : maxwait_state;
969 /************************* Initialization/Configuration ************************/
970 static int mpt_download_fw(struct mpt_softc *mpt);
972 /* Issue the reset COMMAND to the IOC */
974 mpt_soft_reset(struct mpt_softc *mpt)
977 mpt_lprt(mpt, MPT_PRT_DEBUG, "soft reset\n");
979 /* Have to use hard reset if we are not in Running state */
980 if (MPT_STATE(mpt_rd_db(mpt)) != MPT_DB_STATE_RUNNING) {
981 mpt_prt(mpt, "soft reset failed: device not running\n");
985 /* If door bell is in use we don't have a chance of getting
986 * a word in since the IOC probably crashed in message
987 * processing. So don't waste our time.
989 if (MPT_DB_IS_IN_USE(mpt_rd_db(mpt))) {
990 mpt_prt(mpt, "soft reset failed: doorbell wedged\n");
994 /* Send the reset request to the IOC */
995 mpt_write(mpt, MPT_OFFSET_DOORBELL,
996 MPI_FUNCTION_IOC_MESSAGE_UNIT_RESET << MPI_DOORBELL_FUNCTION_SHIFT);
997 if (mpt_wait_db_ack(mpt) != MPT_OK) {
998 mpt_prt(mpt, "soft reset failed: ack timeout\n");
1002 /* Wait for the IOC to reload and come out of reset state */
1003 if (mpt_wait_state(mpt, MPT_DB_STATE_READY) != MPT_OK) {
1004 mpt_prt(mpt, "soft reset failed: device did not restart\n");
1012 mpt_enable_diag_mode(struct mpt_softc *mpt)
1019 if ((mpt_read(mpt, MPT_OFFSET_DIAGNOSTIC) & MPI_DIAG_DRWE) != 0)
1022 /* Enable diagnostic registers */
1023 mpt_write(mpt, MPT_OFFSET_SEQUENCE, 0xFF);
1024 mpt_write(mpt, MPT_OFFSET_SEQUENCE, MPI_WRSEQ_1ST_KEY_VALUE);
1025 mpt_write(mpt, MPT_OFFSET_SEQUENCE, MPI_WRSEQ_2ND_KEY_VALUE);
1026 mpt_write(mpt, MPT_OFFSET_SEQUENCE, MPI_WRSEQ_3RD_KEY_VALUE);
1027 mpt_write(mpt, MPT_OFFSET_SEQUENCE, MPI_WRSEQ_4TH_KEY_VALUE);
1028 mpt_write(mpt, MPT_OFFSET_SEQUENCE, MPI_WRSEQ_5TH_KEY_VALUE);
1038 mpt_disable_diag_mode(struct mpt_softc *mpt)
1041 mpt_write(mpt, MPT_OFFSET_SEQUENCE, 0xFFFFFFFF);
1044 /* This is a magic diagnostic reset that resets all the ARM
1045 * processors in the chip.
1048 mpt_hard_reset(struct mpt_softc *mpt)
1054 mpt_lprt(mpt, MPT_PRT_DEBUG, "hard reset\n");
1057 mpt_write(mpt, MPT_OFFSET_RESET_1078, 0x07);
1062 error = mpt_enable_diag_mode(mpt);
1064 mpt_prt(mpt, "WARNING - Could not enter diagnostic mode !\n");
1065 mpt_prt(mpt, "Trying to reset anyway.\n");
1068 diagreg = mpt_read(mpt, MPT_OFFSET_DIAGNOSTIC);
1071 * This appears to be a workaround required for some
1072 * firmware or hardware revs.
1074 mpt_write(mpt, MPT_OFFSET_DIAGNOSTIC, diagreg | MPI_DIAG_DISABLE_ARM);
1077 /* Diag. port is now active so we can now hit the reset bit */
1078 mpt_write(mpt, MPT_OFFSET_DIAGNOSTIC, diagreg | MPI_DIAG_RESET_ADAPTER);
1081 * Ensure that the reset has finished. We delay 1ms
1082 * prior to reading the register to make sure the chip
1083 * has sufficiently completed its reset to handle register
1089 diagreg = mpt_read(mpt, MPT_OFFSET_DIAGNOSTIC);
1090 } while (--wait && (diagreg & MPI_DIAG_RESET_ADAPTER) == 0);
1093 mpt_prt(mpt, "WARNING - Failed hard reset! "
1094 "Trying to initialize anyway.\n");
1098 * If we have firmware to download, it must be loaded before
1099 * the controller will become operational. Do so now.
1101 if (mpt->fw_image != NULL) {
1103 error = mpt_download_fw(mpt);
1106 mpt_prt(mpt, "WARNING - Firmware Download Failed!\n");
1107 mpt_prt(mpt, "Trying to initialize anyway.\n");
1112 * Reseting the controller should have disabled write
1113 * access to the diagnostic registers, but disable
1114 * manually to be sure.
1116 mpt_disable_diag_mode(mpt);
1120 mpt_core_ioc_reset(struct mpt_softc *mpt, int type)
1124 * Complete all pending requests with a status
1125 * appropriate for an IOC reset.
1127 mpt_complete_request_chain(mpt, &mpt->request_pending_list,
1128 MPI_IOCSTATUS_INVALID_STATE);
1132 * Reset the IOC when needed. Try software command first then if needed
1133 * poke at the magic diagnostic reset. Note that a hard reset resets
1134 * *both* IOCs on dual function chips (FC929 && LSI1030) as well as
1135 * fouls up the PCI configuration registers.
1138 mpt_reset(struct mpt_softc *mpt, int reinit)
1140 struct mpt_personality *pers;
1145 * Try a soft reset. If that fails, get out the big hammer.
1148 if ((ret = mpt_soft_reset(mpt)) != MPT_OK) {
1150 for (cnt = 0; cnt < 5; cnt++) {
1151 /* Failed; do a hard reset */
1152 mpt_hard_reset(mpt);
1155 * Wait for the IOC to reload
1156 * and come out of reset state
1158 ret = mpt_wait_state(mpt, MPT_DB_STATE_READY);
1159 if (ret == MPT_OK) {
1163 * Okay- try to check again...
1165 ret = mpt_wait_state(mpt, MPT_DB_STATE_READY);
1166 if (ret == MPT_OK) {
1169 mpt_prt(mpt, "mpt_reset: failed hard reset (%d:%d)\n",
1174 if (retry_cnt == 0) {
1176 * Invoke reset handlers. We bump the reset count so
1177 * that mpt_wait_req() understands that regardless of
1178 * the specified wait condition, it should stop its wait.
1181 MPT_PERS_FOREACH(mpt, pers)
1182 pers->reset(mpt, ret);
1186 ret = mpt_enable_ioc(mpt, 1);
1187 if (ret == MPT_OK) {
1188 mpt_enable_ints(mpt);
1191 if (ret != MPT_OK && retry_cnt++ < 2) {
1197 /* Return a command buffer to the free queue */
1199 mpt_free_request(struct mpt_softc *mpt, request_t *req)
1202 struct mpt_evtf_record *record;
1203 uint32_t offset, reply_baddr;
1205 if (req == NULL || req != &mpt->request_pool[req->index]) {
1206 panic("mpt_free_request: bad req ptr");
1208 if ((nxt = req->chain) != NULL) {
1210 mpt_free_request(mpt, nxt); /* NB: recursion */
1212 KASSERT(req->state != REQ_STATE_FREE, ("freeing free request"));
1213 KASSERT(!(req->state & REQ_STATE_LOCKED), ("freeing locked request"));
1214 MPT_LOCK_ASSERT(mpt);
1215 KASSERT(mpt_req_on_free_list(mpt, req) == 0,
1216 ("mpt_free_request: req %p:%u func %x already on freelist",
1217 req, req->serno, ((MSG_REQUEST_HEADER *)req->req_vbuf)->Function));
1218 KASSERT(mpt_req_on_pending_list(mpt, req) == 0,
1219 ("mpt_free_request: req %p:%u func %x on pending list",
1220 req, req->serno, ((MSG_REQUEST_HEADER *)req->req_vbuf)->Function));
1222 mpt_req_not_spcl(mpt, req, "mpt_free_request", __LINE__);
1226 if (LIST_EMPTY(&mpt->ack_frames)) {
1228 * Insert free ones at the tail
1231 req->state = REQ_STATE_FREE;
1233 memset(req->req_vbuf, 0xff, sizeof (MSG_REQUEST_HEADER));
1235 TAILQ_INSERT_TAIL(&mpt->request_free_list, req, links);
1236 if (mpt->getreqwaiter != 0) {
1237 mpt->getreqwaiter = 0;
1238 wakeup(&mpt->request_free_list);
1244 * Process an ack frame deferred due to resource shortage.
1246 record = LIST_FIRST(&mpt->ack_frames);
1247 LIST_REMOVE(record, links);
1248 req->state = REQ_STATE_ALLOCATED;
1249 mpt_assign_serno(mpt, req);
1250 mpt_send_event_ack(mpt, req, &record->reply, record->context);
1251 offset = (uint32_t)((uint8_t *)record - mpt->reply);
1252 reply_baddr = offset + (mpt->reply_phys & 0xFFFFFFFF);
1253 bus_dmamap_sync_range(mpt->reply_dmat, mpt->reply_dmap, offset,
1254 MPT_REPLY_SIZE, BUS_DMASYNC_PREREAD);
1255 mpt_free_reply(mpt, reply_baddr);
1258 /* Get a command buffer from the free queue */
1260 mpt_get_request(struct mpt_softc *mpt, int sleep_ok)
1265 MPT_LOCK_ASSERT(mpt);
1266 req = TAILQ_FIRST(&mpt->request_free_list);
1268 KASSERT(req == &mpt->request_pool[req->index],
1269 ("mpt_get_request: corrupted request free list"));
1270 KASSERT(req->state == REQ_STATE_FREE,
1271 ("req %p:%u not free on free list %x index %d function %x",
1272 req, req->serno, req->state, req->index,
1273 ((MSG_REQUEST_HEADER *)req->req_vbuf)->Function));
1274 TAILQ_REMOVE(&mpt->request_free_list, req, links);
1275 req->state = REQ_STATE_ALLOCATED;
1277 mpt_assign_serno(mpt, req);
1278 } else if (sleep_ok != 0) {
1279 mpt->getreqwaiter = 1;
1280 mpt_sleep(mpt, &mpt->request_free_list, PUSER, "mptgreq", 0);
1286 /* Pass the command to the IOC */
1288 mpt_send_cmd(struct mpt_softc *mpt, request_t *req)
1291 if (mpt->verbose > MPT_PRT_DEBUG2) {
1292 mpt_dump_request(mpt, req);
1294 bus_dmamap_sync(mpt->request_dmat, mpt->request_dmap,
1295 BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
1296 req->state |= REQ_STATE_QUEUED;
1297 KASSERT(mpt_req_on_free_list(mpt, req) == 0,
1298 ("req %p:%u func %x on freelist list in mpt_send_cmd",
1299 req, req->serno, ((MSG_REQUEST_HEADER *)req->req_vbuf)->Function));
1300 KASSERT(mpt_req_on_pending_list(mpt, req) == 0,
1301 ("req %p:%u func %x already on pending list in mpt_send_cmd",
1302 req, req->serno, ((MSG_REQUEST_HEADER *)req->req_vbuf)->Function));
1303 TAILQ_INSERT_HEAD(&mpt->request_pending_list, req, links);
1304 mpt_write(mpt, MPT_OFFSET_REQUEST_Q, (uint32_t) req->req_pbuf);
1308 * Wait for a request to complete.
1311 * mpt softc of controller executing request
1312 * req request to wait for
1313 * sleep_ok nonzero implies may sleep in this context
1314 * time_ms timeout in ms. 0 implies no timeout.
1317 * 0 Request completed
1318 * non-0 Timeout fired before request completion.
1321 mpt_wait_req(struct mpt_softc *mpt, request_t *req,
1322 mpt_req_state_t state, mpt_req_state_t mask,
1323 int sleep_ok, int time_ms)
1330 * time_ms is in ms, 0 indicates infinite wait.
1331 * Convert to sbintime_t or 500us units depending on
1334 if (sleep_ok != 0) {
1335 sbt = SBT_1MS * time_ms;
1336 /* Set timeout as well so final timeout check works. */
1339 sbt = 0; /* Squelch bogus gcc warning. */
1340 timeout = time_ms * 2;
1342 req->state |= REQ_STATE_NEED_WAKEUP;
1343 mask &= ~REQ_STATE_NEED_WAKEUP;
1344 saved_cnt = mpt->reset_cnt;
1345 while ((req->state & mask) != state && mpt->reset_cnt == saved_cnt) {
1346 if (sleep_ok != 0) {
1347 if (mpt_sleep(mpt, req, PUSER, "mptreq", sbt) ==
1353 if (time_ms != 0 && --timeout == 0) {
1360 req->state &= ~REQ_STATE_NEED_WAKEUP;
1361 if (mpt->reset_cnt != saved_cnt) {
1364 if (time_ms && timeout <= 0) {
1365 MSG_REQUEST_HEADER *msg_hdr = req->req_vbuf;
1366 req->state |= REQ_STATE_TIMEDOUT;
1367 mpt_prt(mpt, "mpt_wait_req(%x) timed out\n", msg_hdr->Function);
1374 * Send a command to the IOC via the handshake register.
1376 * Only done at initialization time and for certain unusual
1377 * commands such as device/bus reset as specified by LSI.
1380 mpt_send_handshake_cmd(struct mpt_softc *mpt, size_t len, void *cmd)
1383 uint32_t data, *data32;
1385 /* Check condition of the IOC */
1386 data = mpt_rd_db(mpt);
1387 if ((MPT_STATE(data) != MPT_DB_STATE_READY
1388 && MPT_STATE(data) != MPT_DB_STATE_RUNNING
1389 && MPT_STATE(data) != MPT_DB_STATE_FAULT)
1390 || MPT_DB_IS_IN_USE(data)) {
1391 mpt_prt(mpt, "handshake aborted - invalid doorbell state\n");
1396 /* We move things in 32 bit chunks */
1397 len = (len + 3) >> 2;
1400 /* Clear any left over pending doorbell interrupts */
1401 if (MPT_DB_INTR(mpt_rd_intr(mpt)))
1402 mpt_write(mpt, MPT_OFFSET_INTR_STATUS, 0);
1405 * Tell the handshake reg. we are going to send a command
1406 * and how long it is going to be.
1408 data = (MPI_FUNCTION_HANDSHAKE << MPI_DOORBELL_FUNCTION_SHIFT) |
1409 (len << MPI_DOORBELL_ADD_DWORDS_SHIFT);
1410 mpt_write(mpt, MPT_OFFSET_DOORBELL, data);
1412 /* Wait for the chip to notice */
1413 if (mpt_wait_db_int(mpt) != MPT_OK) {
1414 mpt_prt(mpt, "mpt_send_handshake_cmd: db ignored\n");
1418 /* Clear the interrupt */
1419 mpt_write(mpt, MPT_OFFSET_INTR_STATUS, 0);
1421 if (mpt_wait_db_ack(mpt) != MPT_OK) {
1422 mpt_prt(mpt, "mpt_send_handshake_cmd: db ack timed out\n");
1426 /* Send the command */
1427 for (i = 0; i < len; i++) {
1428 mpt_write_stream(mpt, MPT_OFFSET_DOORBELL, *data32++);
1429 if (mpt_wait_db_ack(mpt) != MPT_OK) {
1431 "mpt_send_handshake_cmd: timeout @ index %d\n", i);
1438 /* Get the response from the handshake register */
1440 mpt_recv_handshake_reply(struct mpt_softc *mpt, size_t reply_len, void *reply)
1442 int left, reply_left;
1445 MSG_DEFAULT_REPLY *hdr;
1447 /* We move things out in 16 bit chunks */
1449 data16 = (u_int16_t *)reply;
1451 hdr = (MSG_DEFAULT_REPLY *)reply;
1453 /* Get first word */
1454 if (mpt_wait_db_int(mpt) != MPT_OK) {
1455 mpt_prt(mpt, "mpt_recv_handshake_cmd timeout1\n");
1458 data = mpt_read(mpt, MPT_OFFSET_DOORBELL);
1459 *data16++ = le16toh(data & MPT_DB_DATA_MASK);
1460 mpt_write(mpt, MPT_OFFSET_INTR_STATUS, 0);
1462 /* Get second word */
1463 if (mpt_wait_db_int(mpt) != MPT_OK) {
1464 mpt_prt(mpt, "mpt_recv_handshake_cmd timeout2\n");
1467 data = mpt_read(mpt, MPT_OFFSET_DOORBELL);
1468 *data16++ = le16toh(data & MPT_DB_DATA_MASK);
1469 mpt_write(mpt, MPT_OFFSET_INTR_STATUS, 0);
1472 * With the second word, we can now look at the length.
1473 * Warn about a reply that's too short (except for IOC FACTS REPLY)
1475 if ((reply_len >> 1) != hdr->MsgLength &&
1476 (hdr->Function != MPI_FUNCTION_IOC_FACTS)){
1477 mpt_prt(mpt, "reply length does not match message length: "
1478 "got %x; expected %zx for function %x\n",
1479 hdr->MsgLength << 2, reply_len << 1, hdr->Function);
1482 /* Get rest of the reply; but don't overflow the provided buffer */
1483 left = (hdr->MsgLength << 1) - 2;
1484 reply_left = reply_len - 2;
1486 if (mpt_wait_db_int(mpt) != MPT_OK) {
1487 mpt_prt(mpt, "mpt_recv_handshake_cmd timeout3\n");
1490 data = mpt_read(mpt, MPT_OFFSET_DOORBELL);
1491 if (reply_left-- > 0)
1492 *data16++ = le16toh(data & MPT_DB_DATA_MASK);
1493 mpt_write(mpt, MPT_OFFSET_INTR_STATUS, 0);
1496 /* One more wait & clear at the end */
1497 if (mpt_wait_db_int(mpt) != MPT_OK) {
1498 mpt_prt(mpt, "mpt_recv_handshake_cmd timeout4\n");
1501 mpt_write(mpt, MPT_OFFSET_INTR_STATUS, 0);
1503 if ((hdr->IOCStatus & MPI_IOCSTATUS_MASK) != MPI_IOCSTATUS_SUCCESS) {
1504 if (mpt->verbose >= MPT_PRT_TRACE)
1505 mpt_print_reply(hdr);
1506 return (MPT_FAIL | hdr->IOCStatus);
1513 mpt_get_iocfacts(struct mpt_softc *mpt, MSG_IOC_FACTS_REPLY *freplp)
1515 MSG_IOC_FACTS f_req;
1518 memset(&f_req, 0, sizeof f_req);
1519 f_req.Function = MPI_FUNCTION_IOC_FACTS;
1520 f_req.MsgContext = htole32(MPT_REPLY_HANDLER_HANDSHAKE);
1521 error = mpt_send_handshake_cmd(mpt, sizeof f_req, &f_req);
1525 error = mpt_recv_handshake_reply(mpt, sizeof (*freplp), freplp);
1530 mpt_get_portfacts(struct mpt_softc *mpt, U8 port, MSG_PORT_FACTS_REPLY *freplp)
1532 MSG_PORT_FACTS f_req;
1535 memset(&f_req, 0, sizeof f_req);
1536 f_req.Function = MPI_FUNCTION_PORT_FACTS;
1537 f_req.PortNumber = port;
1538 f_req.MsgContext = htole32(MPT_REPLY_HANDLER_HANDSHAKE);
1539 error = mpt_send_handshake_cmd(mpt, sizeof f_req, &f_req);
1543 error = mpt_recv_handshake_reply(mpt, sizeof (*freplp), freplp);
1548 * Send the initialization request. This is where we specify how many
1549 * SCSI buses and how many devices per bus we wish to emulate.
1550 * This is also the command that specifies the max size of the reply
1551 * frames from the IOC that we will be allocating.
1554 mpt_send_ioc_init(struct mpt_softc *mpt, uint32_t who)
1558 MSG_IOC_INIT_REPLY reply;
1560 memset(&init, 0, sizeof init);
1562 init.Function = MPI_FUNCTION_IOC_INIT;
1563 init.MaxDevices = 0; /* at least 256 devices per bus */
1564 init.MaxBuses = 16; /* at least 16 buses */
1566 init.MsgVersion = htole16(MPI_VERSION);
1567 init.HeaderVersion = htole16(MPI_HEADER_VERSION);
1568 init.ReplyFrameSize = htole16(MPT_REPLY_SIZE);
1569 init.MsgContext = htole32(MPT_REPLY_HANDLER_HANDSHAKE);
1571 if ((error = mpt_send_handshake_cmd(mpt, sizeof init, &init)) != 0) {
1575 error = mpt_recv_handshake_reply(mpt, sizeof reply, &reply);
1581 * Utiltity routine to read configuration headers and pages
1584 mpt_issue_cfg_req(struct mpt_softc *mpt, request_t *req, cfgparms_t *params,
1585 bus_addr_t addr, bus_size_t len, int sleep_ok, int timeout_ms)
1590 cfgp = req->req_vbuf;
1591 memset(cfgp, 0, sizeof *cfgp);
1592 cfgp->Action = params->Action;
1593 cfgp->Function = MPI_FUNCTION_CONFIG;
1594 cfgp->Header.PageVersion = params->PageVersion;
1595 cfgp->Header.PageNumber = params->PageNumber;
1596 cfgp->PageAddress = htole32(params->PageAddress);
1597 if ((params->PageType & MPI_CONFIG_PAGETYPE_MASK) ==
1598 MPI_CONFIG_PAGETYPE_EXTENDED) {
1599 cfgp->Header.PageType = MPI_CONFIG_PAGETYPE_EXTENDED;
1600 cfgp->Header.PageLength = 0;
1601 cfgp->ExtPageLength = htole16(params->ExtPageLength);
1602 cfgp->ExtPageType = params->ExtPageType;
1604 cfgp->Header.PageType = params->PageType;
1605 cfgp->Header.PageLength = params->PageLength;
1607 se = (SGE_SIMPLE32 *)&cfgp->PageBufferSGE;
1608 se->Address = htole32(addr);
1609 MPI_pSGE_SET_LENGTH(se, len);
1610 MPI_pSGE_SET_FLAGS(se, (MPI_SGE_FLAGS_SIMPLE_ELEMENT |
1611 MPI_SGE_FLAGS_LAST_ELEMENT | MPI_SGE_FLAGS_END_OF_BUFFER |
1612 MPI_SGE_FLAGS_END_OF_LIST |
1613 ((params->Action == MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT
1614 || params->Action == MPI_CONFIG_ACTION_PAGE_WRITE_NVRAM)
1615 ? MPI_SGE_FLAGS_HOST_TO_IOC : MPI_SGE_FLAGS_IOC_TO_HOST)));
1616 se->FlagsLength = htole32(se->FlagsLength);
1617 cfgp->MsgContext = htole32(req->index | MPT_REPLY_HANDLER_CONFIG);
1619 mpt_check_doorbell(mpt);
1620 mpt_send_cmd(mpt, req);
1621 return (mpt_wait_req(mpt, req, REQ_STATE_DONE, REQ_STATE_DONE,
1622 sleep_ok, timeout_ms));
1626 mpt_read_extcfg_header(struct mpt_softc *mpt, int PageVersion, int PageNumber,
1627 uint32_t PageAddress, int ExtPageType,
1628 CONFIG_EXTENDED_PAGE_HEADER *rslt,
1629 int sleep_ok, int timeout_ms)
1633 MSG_CONFIG_REPLY *cfgp;
1636 req = mpt_get_request(mpt, sleep_ok);
1638 mpt_prt(mpt, "mpt_extread_cfg_header: Get request failed!\n");
1642 params.Action = MPI_CONFIG_ACTION_PAGE_HEADER;
1643 params.PageVersion = PageVersion;
1644 params.PageLength = 0;
1645 params.PageNumber = PageNumber;
1646 params.PageType = MPI_CONFIG_PAGETYPE_EXTENDED;
1647 params.PageAddress = PageAddress;
1648 params.ExtPageType = ExtPageType;
1649 params.ExtPageLength = 0;
1650 error = mpt_issue_cfg_req(mpt, req, ¶ms, /*addr*/0, /*len*/0,
1651 sleep_ok, timeout_ms);
1654 * Leave the request. Without resetting the chip, it's
1655 * still owned by it and we'll just get into trouble
1656 * freeing it now. Mark it as abandoned so that if it
1657 * shows up later it can be freed.
1659 mpt_prt(mpt, "read_extcfg_header timed out\n");
1663 switch (req->IOCStatus & MPI_IOCSTATUS_MASK) {
1664 case MPI_IOCSTATUS_SUCCESS:
1665 cfgp = req->req_vbuf;
1666 rslt->PageVersion = cfgp->Header.PageVersion;
1667 rslt->PageNumber = cfgp->Header.PageNumber;
1668 rslt->PageType = cfgp->Header.PageType;
1669 rslt->ExtPageLength = le16toh(cfgp->ExtPageLength);
1670 rslt->ExtPageType = cfgp->ExtPageType;
1673 case MPI_IOCSTATUS_CONFIG_INVALID_PAGE:
1674 mpt_lprt(mpt, MPT_PRT_DEBUG,
1675 "Invalid Page Type %d Number %d Addr 0x%0x\n",
1676 MPI_CONFIG_PAGETYPE_EXTENDED, PageNumber, PageAddress);
1680 mpt_prt(mpt, "mpt_read_extcfg_header: Config Info Status %x\n",
1685 mpt_free_request(mpt, req);
1690 mpt_read_extcfg_page(struct mpt_softc *mpt, int Action, uint32_t PageAddress,
1691 CONFIG_EXTENDED_PAGE_HEADER *hdr, void *buf, size_t len,
1692 int sleep_ok, int timeout_ms)
1698 req = mpt_get_request(mpt, sleep_ok);
1700 mpt_prt(mpt, "mpt_read_extcfg_page: Get request failed!\n");
1704 params.Action = Action;
1705 params.PageVersion = hdr->PageVersion;
1706 params.PageLength = 0;
1707 params.PageNumber = hdr->PageNumber;
1708 params.PageType = MPI_CONFIG_PAGETYPE_EXTENDED;
1709 params.PageAddress = PageAddress;
1710 params.ExtPageType = hdr->ExtPageType;
1711 params.ExtPageLength = hdr->ExtPageLength;
1712 error = mpt_issue_cfg_req(mpt, req, ¶ms,
1713 req->req_pbuf + MPT_RQSL(mpt),
1714 len, sleep_ok, timeout_ms);
1716 mpt_prt(mpt, "read_extcfg_page(%d) timed out\n", Action);
1720 if ((req->IOCStatus & MPI_IOCSTATUS_MASK) != MPI_IOCSTATUS_SUCCESS) {
1721 mpt_prt(mpt, "mpt_read_extcfg_page: Config Info Status %x\n",
1723 mpt_free_request(mpt, req);
1726 memcpy(buf, ((uint8_t *)req->req_vbuf)+MPT_RQSL(mpt), len);
1727 mpt_free_request(mpt, req);
1732 mpt_read_cfg_header(struct mpt_softc *mpt, int PageType, int PageNumber,
1733 uint32_t PageAddress, CONFIG_PAGE_HEADER *rslt,
1734 int sleep_ok, int timeout_ms)
1741 req = mpt_get_request(mpt, sleep_ok);
1743 mpt_prt(mpt, "mpt_read_cfg_header: Get request failed!\n");
1747 params.Action = MPI_CONFIG_ACTION_PAGE_HEADER;
1748 params.PageVersion = 0;
1749 params.PageLength = 0;
1750 params.PageNumber = PageNumber;
1751 params.PageType = PageType;
1752 params.PageAddress = PageAddress;
1753 error = mpt_issue_cfg_req(mpt, req, ¶ms, /*addr*/0, /*len*/0,
1754 sleep_ok, timeout_ms);
1757 * Leave the request. Without resetting the chip, it's
1758 * still owned by it and we'll just get into trouble
1759 * freeing it now. Mark it as abandoned so that if it
1760 * shows up later it can be freed.
1762 mpt_prt(mpt, "read_cfg_header timed out\n");
1766 switch (req->IOCStatus & MPI_IOCSTATUS_MASK) {
1767 case MPI_IOCSTATUS_SUCCESS:
1768 cfgp = req->req_vbuf;
1769 bcopy(&cfgp->Header, rslt, sizeof(*rslt));
1772 case MPI_IOCSTATUS_CONFIG_INVALID_PAGE:
1773 mpt_lprt(mpt, MPT_PRT_DEBUG,
1774 "Invalid Page Type %d Number %d Addr 0x%0x\n",
1775 PageType, PageNumber, PageAddress);
1779 mpt_prt(mpt, "mpt_read_cfg_header: Config Info Status %x\n",
1784 mpt_free_request(mpt, req);
1789 mpt_read_cfg_page(struct mpt_softc *mpt, int Action, uint32_t PageAddress,
1790 CONFIG_PAGE_HEADER *hdr, size_t len, int sleep_ok,
1797 req = mpt_get_request(mpt, sleep_ok);
1799 mpt_prt(mpt, "mpt_read_cfg_page: Get request failed!\n");
1803 params.Action = Action;
1804 params.PageVersion = hdr->PageVersion;
1805 params.PageLength = hdr->PageLength;
1806 params.PageNumber = hdr->PageNumber;
1807 params.PageType = hdr->PageType & MPI_CONFIG_PAGETYPE_MASK;
1808 params.PageAddress = PageAddress;
1809 error = mpt_issue_cfg_req(mpt, req, ¶ms,
1810 req->req_pbuf + MPT_RQSL(mpt),
1811 len, sleep_ok, timeout_ms);
1813 mpt_prt(mpt, "read_cfg_page(%d) timed out\n", Action);
1817 if ((req->IOCStatus & MPI_IOCSTATUS_MASK) != MPI_IOCSTATUS_SUCCESS) {
1818 mpt_prt(mpt, "mpt_read_cfg_page: Config Info Status %x\n",
1820 mpt_free_request(mpt, req);
1823 memcpy(hdr, ((uint8_t *)req->req_vbuf)+MPT_RQSL(mpt), len);
1824 mpt_free_request(mpt, req);
1829 mpt_write_cfg_page(struct mpt_softc *mpt, int Action, uint32_t PageAddress,
1830 CONFIG_PAGE_HEADER *hdr, size_t len, int sleep_ok,
1838 hdr_attr = hdr->PageType & MPI_CONFIG_PAGEATTR_MASK;
1839 if (hdr_attr != MPI_CONFIG_PAGEATTR_CHANGEABLE &&
1840 hdr_attr != MPI_CONFIG_PAGEATTR_PERSISTENT) {
1841 mpt_prt(mpt, "page type 0x%x not changeable\n",
1842 hdr->PageType & MPI_CONFIG_PAGETYPE_MASK);
1848 * We shouldn't mask off other bits here.
1850 hdr->PageType &= MPI_CONFIG_PAGETYPE_MASK;
1853 req = mpt_get_request(mpt, sleep_ok);
1857 memcpy(((caddr_t)req->req_vbuf) + MPT_RQSL(mpt), hdr, len);
1860 * There isn't any point in restoring stripped out attributes
1861 * if you then mask them going down to issue the request.
1864 params.Action = Action;
1865 params.PageVersion = hdr->PageVersion;
1866 params.PageLength = hdr->PageLength;
1867 params.PageNumber = hdr->PageNumber;
1868 params.PageAddress = PageAddress;
1870 /* Restore stripped out attributes */
1871 hdr->PageType |= hdr_attr;
1872 params.PageType = hdr->PageType & MPI_CONFIG_PAGETYPE_MASK;
1874 params.PageType = hdr->PageType;
1876 error = mpt_issue_cfg_req(mpt, req, ¶ms,
1877 req->req_pbuf + MPT_RQSL(mpt),
1878 len, sleep_ok, timeout_ms);
1880 mpt_prt(mpt, "mpt_write_cfg_page timed out\n");
1884 if ((req->IOCStatus & MPI_IOCSTATUS_MASK) != MPI_IOCSTATUS_SUCCESS) {
1885 mpt_prt(mpt, "mpt_write_cfg_page: Config Info Status %x\n",
1887 mpt_free_request(mpt, req);
1890 mpt_free_request(mpt, req);
1895 * Read IOC configuration information
1898 mpt_read_config_info_ioc(struct mpt_softc *mpt)
1900 CONFIG_PAGE_HEADER hdr;
1901 struct mpt_raid_volume *mpt_raid;
1906 rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_IOC,
1907 2, 0, &hdr, FALSE, 5000);
1909 * If it's an invalid page, so what? Not a supported function....
1918 mpt_lprt(mpt, MPT_PRT_DEBUG,
1919 "IOC Page 2 Header: Version %x len %x PageNumber %x PageType %x\n",
1920 hdr.PageVersion, hdr.PageLength << 2,
1921 hdr.PageNumber, hdr.PageType);
1923 len = hdr.PageLength * sizeof(uint32_t);
1924 mpt->ioc_page2 = malloc(len, M_DEVBUF, M_NOWAIT | M_ZERO);
1925 if (mpt->ioc_page2 == NULL) {
1926 mpt_prt(mpt, "unable to allocate memory for IOC page 2\n");
1927 mpt_raid_free_mem(mpt);
1930 memcpy(&mpt->ioc_page2->Header, &hdr, sizeof(hdr));
1931 rv = mpt_read_cur_cfg_page(mpt, 0,
1932 &mpt->ioc_page2->Header, len, FALSE, 5000);
1934 mpt_prt(mpt, "failed to read IOC Page 2\n");
1935 mpt_raid_free_mem(mpt);
1938 mpt2host_config_page_ioc2(mpt->ioc_page2);
1940 if (mpt->ioc_page2->CapabilitiesFlags != 0) {
1943 mpt_prt(mpt, "Capabilities: (");
1944 for (mask = 1; mask != 0; mask <<= 1) {
1945 if ((mpt->ioc_page2->CapabilitiesFlags & mask) == 0) {
1949 case MPI_IOCPAGE2_CAP_FLAGS_IS_SUPPORT:
1950 mpt_prtc(mpt, " RAID-0");
1952 case MPI_IOCPAGE2_CAP_FLAGS_IME_SUPPORT:
1953 mpt_prtc(mpt, " RAID-1E");
1955 case MPI_IOCPAGE2_CAP_FLAGS_IM_SUPPORT:
1956 mpt_prtc(mpt, " RAID-1");
1958 case MPI_IOCPAGE2_CAP_FLAGS_SES_SUPPORT:
1959 mpt_prtc(mpt, " SES");
1961 case MPI_IOCPAGE2_CAP_FLAGS_SAFTE_SUPPORT:
1962 mpt_prtc(mpt, " SAFTE");
1964 case MPI_IOCPAGE2_CAP_FLAGS_CROSS_CHANNEL_SUPPORT:
1965 mpt_prtc(mpt, " Multi-Channel-Arrays");
1970 mpt_prtc(mpt, " )\n");
1971 if ((mpt->ioc_page2->CapabilitiesFlags
1972 & (MPI_IOCPAGE2_CAP_FLAGS_IS_SUPPORT
1973 | MPI_IOCPAGE2_CAP_FLAGS_IME_SUPPORT
1974 | MPI_IOCPAGE2_CAP_FLAGS_IM_SUPPORT)) != 0) {
1975 mpt_prt(mpt, "%d Active Volume%s(%d Max)\n",
1976 mpt->ioc_page2->NumActiveVolumes,
1977 mpt->ioc_page2->NumActiveVolumes != 1
1979 mpt->ioc_page2->MaxVolumes);
1980 mpt_prt(mpt, "%d Hidden Drive Member%s(%d Max)\n",
1981 mpt->ioc_page2->NumActivePhysDisks,
1982 mpt->ioc_page2->NumActivePhysDisks != 1
1984 mpt->ioc_page2->MaxPhysDisks);
1988 len = mpt->ioc_page2->MaxVolumes * sizeof(struct mpt_raid_volume);
1989 mpt->raid_volumes = malloc(len, M_DEVBUF, M_NOWAIT | M_ZERO);
1990 if (mpt->raid_volumes == NULL) {
1991 mpt_prt(mpt, "Could not allocate RAID volume data\n");
1992 mpt_raid_free_mem(mpt);
1997 * Copy critical data out of ioc_page2 so that we can
1998 * safely refresh the page without windows of unreliable
2001 mpt->raid_max_volumes = mpt->ioc_page2->MaxVolumes;
2003 len = sizeof(*mpt->raid_volumes->config_page) +
2004 (sizeof (RAID_VOL0_PHYS_DISK) * (mpt->ioc_page2->MaxPhysDisks - 1));
2005 for (i = 0; i < mpt->ioc_page2->MaxVolumes; i++) {
2006 mpt_raid = &mpt->raid_volumes[i];
2007 mpt_raid->config_page =
2008 malloc(len, M_DEVBUF, M_NOWAIT | M_ZERO);
2009 if (mpt_raid->config_page == NULL) {
2010 mpt_prt(mpt, "Could not allocate RAID page data\n");
2011 mpt_raid_free_mem(mpt);
2015 mpt->raid_page0_len = len;
2017 len = mpt->ioc_page2->MaxPhysDisks * sizeof(struct mpt_raid_disk);
2018 mpt->raid_disks = malloc(len, M_DEVBUF, M_NOWAIT | M_ZERO);
2019 if (mpt->raid_disks == NULL) {
2020 mpt_prt(mpt, "Could not allocate RAID disk data\n");
2021 mpt_raid_free_mem(mpt);
2024 mpt->raid_max_disks = mpt->ioc_page2->MaxPhysDisks;
2029 rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_IOC,
2030 3, 0, &hdr, FALSE, 5000);
2032 mpt_raid_free_mem(mpt);
2036 mpt_lprt(mpt, MPT_PRT_DEBUG, "IOC Page 3 Header: %x %x %x %x\n",
2037 hdr.PageVersion, hdr.PageLength, hdr.PageNumber, hdr.PageType);
2039 len = hdr.PageLength * sizeof(uint32_t);
2040 mpt->ioc_page3 = malloc(len, M_DEVBUF, M_NOWAIT | M_ZERO);
2041 if (mpt->ioc_page3 == NULL) {
2042 mpt_prt(mpt, "unable to allocate memory for IOC page 3\n");
2043 mpt_raid_free_mem(mpt);
2046 memcpy(&mpt->ioc_page3->Header, &hdr, sizeof(hdr));
2047 rv = mpt_read_cur_cfg_page(mpt, 0,
2048 &mpt->ioc_page3->Header, len, FALSE, 5000);
2050 mpt_raid_free_mem(mpt);
2053 mpt2host_config_page_ioc3(mpt->ioc_page3);
2054 mpt_raid_wakeup(mpt);
2062 mpt_send_port_enable(struct mpt_softc *mpt, int port)
2065 MSG_PORT_ENABLE *enable_req;
2068 req = mpt_get_request(mpt, /*sleep_ok*/FALSE);
2072 enable_req = req->req_vbuf;
2073 memset(enable_req, 0, MPT_RQSL(mpt));
2075 enable_req->Function = MPI_FUNCTION_PORT_ENABLE;
2076 enable_req->MsgContext = htole32(req->index | MPT_REPLY_HANDLER_CONFIG);
2077 enable_req->PortNumber = port;
2079 mpt_check_doorbell(mpt);
2080 mpt_lprt(mpt, MPT_PRT_DEBUG, "enabling port %d\n", port);
2082 mpt_send_cmd(mpt, req);
2083 error = mpt_wait_req(mpt, req, REQ_STATE_DONE, REQ_STATE_DONE,
2084 FALSE, (mpt->is_sas || mpt->is_fc)? 300000 : 30000);
2086 mpt_prt(mpt, "port %d enable timed out\n", port);
2089 mpt_free_request(mpt, req);
2090 mpt_lprt(mpt, MPT_PRT_DEBUG, "enabled port %d\n", port);
2095 * Enable/Disable asynchronous event reporting.
2098 mpt_send_event_request(struct mpt_softc *mpt, int onoff)
2101 MSG_EVENT_NOTIFY *enable_req;
2103 req = mpt_get_request(mpt, FALSE);
2107 enable_req = req->req_vbuf;
2108 memset(enable_req, 0, sizeof *enable_req);
2110 enable_req->Function = MPI_FUNCTION_EVENT_NOTIFICATION;
2111 enable_req->MsgContext = htole32(req->index | MPT_REPLY_HANDLER_EVENTS);
2112 enable_req->Switch = onoff;
2114 mpt_check_doorbell(mpt);
2115 mpt_lprt(mpt, MPT_PRT_DEBUG, "%sabling async events\n",
2116 onoff ? "en" : "dis");
2118 * Send the command off, but don't wait for it.
2120 mpt_send_cmd(mpt, req);
2125 * Un-mask the interrupts on the chip.
2128 mpt_enable_ints(struct mpt_softc *mpt)
2131 /* Unmask every thing except door bell int */
2132 mpt_write(mpt, MPT_OFFSET_INTR_MASK, MPT_INTR_DB_MASK);
2136 * Mask the interrupts on the chip.
2139 mpt_disable_ints(struct mpt_softc *mpt)
2142 /* Mask all interrupts */
2143 mpt_write(mpt, MPT_OFFSET_INTR_MASK,
2144 MPT_INTR_REPLY_MASK | MPT_INTR_DB_MASK);
2148 mpt_sysctl_attach(struct mpt_softc *mpt)
2150 struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(mpt->dev);
2151 struct sysctl_oid *tree = device_get_sysctl_tree(mpt->dev);
2153 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
2154 "debug", CTLFLAG_RW, &mpt->verbose, 0,
2155 "Debugging/Verbose level");
2156 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
2157 "role", CTLFLAG_RD, &mpt->role, 0,
2159 #ifdef MPT_TEST_MULTIPATH
2160 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
2161 "failure_id", CTLFLAG_RW, &mpt->failure_id, -1,
2162 "Next Target to Fail");
2167 mpt_attach(struct mpt_softc *mpt)
2169 struct mpt_personality *pers;
2173 mpt_core_attach(mpt);
2174 mpt_core_enable(mpt);
2176 TAILQ_INSERT_TAIL(&mpt_tailq, mpt, links);
2177 for (i = 0; i < MPT_MAX_PERSONALITIES; i++) {
2178 pers = mpt_personalities[i];
2182 if (pers->probe(mpt) == 0) {
2183 error = pers->attach(mpt);
2188 mpt->mpt_pers_mask |= (0x1 << pers->id);
2194 * Now that we've attached everything, do the enable function
2195 * for all of the personalities. This allows the personalities
2196 * to do setups that are appropriate for them prior to enabling
2199 for (i = 0; i < MPT_MAX_PERSONALITIES; i++) {
2200 pers = mpt_personalities[i];
2201 if (pers != NULL && MPT_PERS_ATTACHED(pers, mpt) != 0) {
2202 error = pers->enable(mpt);
2204 mpt_prt(mpt, "personality %s attached but would"
2205 " not enable (%d)\n", pers->name, error);
2215 mpt_shutdown(struct mpt_softc *mpt)
2217 struct mpt_personality *pers;
2219 MPT_PERS_FOREACH_REVERSE(mpt, pers) {
2220 pers->shutdown(mpt);
2226 mpt_detach(struct mpt_softc *mpt)
2228 struct mpt_personality *pers;
2230 MPT_PERS_FOREACH_REVERSE(mpt, pers) {
2232 mpt->mpt_pers_mask &= ~(0x1 << pers->id);
2235 TAILQ_REMOVE(&mpt_tailq, mpt, links);
2240 mpt_core_load(struct mpt_personality *pers)
2245 * Setup core handlers and insert the default handler
2246 * into all "empty slots".
2248 for (i = 0; i < MPT_NUM_REPLY_HANDLERS; i++) {
2249 mpt_reply_handlers[i] = mpt_default_reply_handler;
2252 mpt_reply_handlers[MPT_CBI(MPT_REPLY_HANDLER_EVENTS)] =
2253 mpt_event_reply_handler;
2254 mpt_reply_handlers[MPT_CBI(MPT_REPLY_HANDLER_CONFIG)] =
2255 mpt_config_reply_handler;
2256 mpt_reply_handlers[MPT_CBI(MPT_REPLY_HANDLER_HANDSHAKE)] =
2257 mpt_handshake_reply_handler;
2262 * Initialize per-instance driver data and perform
2263 * initial controller configuration.
2266 mpt_core_attach(struct mpt_softc *mpt)
2270 LIST_INIT(&mpt->ack_frames);
2271 /* Put all request buffers on the free list */
2272 TAILQ_INIT(&mpt->request_pending_list);
2273 TAILQ_INIT(&mpt->request_free_list);
2274 TAILQ_INIT(&mpt->request_timeout_list);
2275 for (val = 0; val < MPT_MAX_LUNS; val++) {
2276 STAILQ_INIT(&mpt->trt[val].atios);
2277 STAILQ_INIT(&mpt->trt[val].inots);
2279 STAILQ_INIT(&mpt->trt_wildcard.atios);
2280 STAILQ_INIT(&mpt->trt_wildcard.inots);
2281 #ifdef MPT_TEST_MULTIPATH
2282 mpt->failure_id = -1;
2284 mpt->scsi_tgt_handler_id = MPT_HANDLER_ID_NONE;
2285 mpt_sysctl_attach(mpt);
2286 mpt_lprt(mpt, MPT_PRT_DEBUG, "doorbell req = %s\n",
2287 mpt_ioc_diag(mpt_read(mpt, MPT_OFFSET_DOORBELL)));
2290 error = mpt_configure_ioc(mpt, 0, 0);
2297 mpt_core_enable(struct mpt_softc *mpt)
2301 * We enter with the IOC enabled, but async events
2302 * not enabled, ports not enabled and interrupts
2308 * Enable asynchronous event reporting- all personalities
2309 * have attached so that they should be able to now field
2312 mpt_send_event_request(mpt, 1);
2315 * Catch any pending interrupts
2317 * This seems to be crucial- otherwise
2318 * the portenable below times out.
2325 mpt_enable_ints(mpt);
2328 * Catch any pending interrupts
2330 * This seems to be crucial- otherwise
2331 * the portenable below times out.
2338 if (mpt_send_port_enable(mpt, 0) != MPT_OK) {
2339 mpt_prt(mpt, "failed to enable port 0\n");
2348 mpt_core_shutdown(struct mpt_softc *mpt)
2351 mpt_disable_ints(mpt);
2355 mpt_core_detach(struct mpt_softc *mpt)
2362 mpt_disable_ints(mpt);
2364 /* Make sure no request has pending timeouts. */
2365 for (val = 0; val < MPT_MAX_REQUESTS(mpt); val++) {
2366 request_t *req = &mpt->request_pool[val];
2367 mpt_callout_drain(mpt, &req->callout);
2370 mpt_dma_buf_free(mpt);
2374 mpt_core_unload(struct mpt_personality *pers)
2377 /* Unload is always successful. */
2381 #define FW_UPLOAD_REQ_SIZE \
2382 (sizeof(MSG_FW_UPLOAD) - sizeof(SGE_MPI_UNION) \
2383 + sizeof(FW_UPLOAD_TCSGE) + sizeof(SGE_SIMPLE32))
2386 mpt_upload_fw(struct mpt_softc *mpt)
2388 uint8_t fw_req_buf[FW_UPLOAD_REQ_SIZE];
2389 MSG_FW_UPLOAD_REPLY fw_reply;
2390 MSG_FW_UPLOAD *fw_req;
2391 FW_UPLOAD_TCSGE *tsge;
2396 memset(&fw_req_buf, 0, sizeof(fw_req_buf));
2397 fw_req = (MSG_FW_UPLOAD *)fw_req_buf;
2398 fw_req->ImageType = MPI_FW_UPLOAD_ITYPE_FW_IOC_MEM;
2399 fw_req->Function = MPI_FUNCTION_FW_UPLOAD;
2400 fw_req->MsgContext = htole32(MPT_REPLY_HANDLER_HANDSHAKE);
2401 tsge = (FW_UPLOAD_TCSGE *)&fw_req->SGL;
2402 tsge->DetailsLength = 12;
2403 tsge->Flags = MPI_SGE_FLAGS_TRANSACTION_ELEMENT;
2404 tsge->ImageSize = htole32(mpt->fw_image_size);
2405 sge = (SGE_SIMPLE32 *)(tsge + 1);
2406 flags = (MPI_SGE_FLAGS_LAST_ELEMENT | MPI_SGE_FLAGS_END_OF_BUFFER
2407 | MPI_SGE_FLAGS_END_OF_LIST | MPI_SGE_FLAGS_SIMPLE_ELEMENT
2408 | MPI_SGE_FLAGS_32_BIT_ADDRESSING | MPI_SGE_FLAGS_IOC_TO_HOST);
2409 flags <<= MPI_SGE_FLAGS_SHIFT;
2410 sge->FlagsLength = htole32(flags | mpt->fw_image_size);
2411 sge->Address = htole32(mpt->fw_phys);
2412 bus_dmamap_sync(mpt->fw_dmat, mpt->fw_dmap, BUS_DMASYNC_PREREAD);
2413 error = mpt_send_handshake_cmd(mpt, sizeof(fw_req_buf), &fw_req_buf);
2416 error = mpt_recv_handshake_reply(mpt, sizeof(fw_reply), &fw_reply);
2417 bus_dmamap_sync(mpt->fw_dmat, mpt->fw_dmap, BUS_DMASYNC_POSTREAD);
2422 mpt_diag_outsl(struct mpt_softc *mpt, uint32_t addr,
2423 uint32_t *data, bus_size_t len)
2427 data_end = data + (roundup2(len, sizeof(uint32_t)) / 4);
2429 pci_enable_io(mpt->dev, SYS_RES_IOPORT);
2431 mpt_pio_write(mpt, MPT_OFFSET_DIAG_ADDR, addr);
2432 while (data != data_end) {
2433 mpt_pio_write(mpt, MPT_OFFSET_DIAG_DATA, *data);
2437 pci_disable_io(mpt->dev, SYS_RES_IOPORT);
2442 mpt_download_fw(struct mpt_softc *mpt)
2444 MpiFwHeader_t *fw_hdr;
2446 uint32_t ext_offset;
2449 if (mpt->pci_pio_reg == NULL) {
2450 mpt_prt(mpt, "No PIO resource!\n");
2454 mpt_prt(mpt, "Downloading Firmware - Image Size %d\n",
2455 mpt->fw_image_size);
2457 error = mpt_enable_diag_mode(mpt);
2459 mpt_prt(mpt, "Could not enter diagnostic mode!\n");
2463 mpt_write(mpt, MPT_OFFSET_DIAGNOSTIC,
2464 MPI_DIAG_RW_ENABLE|MPI_DIAG_DISABLE_ARM);
2466 fw_hdr = (MpiFwHeader_t *)mpt->fw_image;
2467 bus_dmamap_sync(mpt->fw_dmat, mpt->fw_dmap, BUS_DMASYNC_PREWRITE);
2468 mpt_diag_outsl(mpt, fw_hdr->LoadStartAddress, (uint32_t*)fw_hdr,
2470 bus_dmamap_sync(mpt->fw_dmat, mpt->fw_dmap, BUS_DMASYNC_POSTWRITE);
2472 ext_offset = fw_hdr->NextImageHeaderOffset;
2473 while (ext_offset != 0) {
2474 MpiExtImageHeader_t *ext;
2476 ext = (MpiExtImageHeader_t *)((uintptr_t)fw_hdr + ext_offset);
2477 ext_offset = ext->NextImageHeaderOffset;
2478 bus_dmamap_sync(mpt->fw_dmat, mpt->fw_dmap,
2479 BUS_DMASYNC_PREWRITE);
2480 mpt_diag_outsl(mpt, ext->LoadStartAddress, (uint32_t*)ext,
2482 bus_dmamap_sync(mpt->fw_dmat, mpt->fw_dmap,
2483 BUS_DMASYNC_POSTWRITE);
2487 pci_enable_io(mpt->dev, SYS_RES_IOPORT);
2489 /* Setup the address to jump to on reset. */
2490 mpt_pio_write(mpt, MPT_OFFSET_DIAG_ADDR, fw_hdr->IopResetRegAddr);
2491 mpt_pio_write(mpt, MPT_OFFSET_DIAG_DATA, fw_hdr->IopResetVectorValue);
2494 * The controller sets the "flash bad" status after attempting
2495 * to auto-boot from flash. Clear the status so that the controller
2496 * will continue the boot process with our newly installed firmware.
2498 mpt_pio_write(mpt, MPT_OFFSET_DIAG_ADDR, MPT_DIAG_MEM_CFG_BASE);
2499 data = mpt_pio_read(mpt, MPT_OFFSET_DIAG_DATA) | MPT_DIAG_MEM_CFG_BADFL;
2500 mpt_pio_write(mpt, MPT_OFFSET_DIAG_ADDR, MPT_DIAG_MEM_CFG_BASE);
2501 mpt_pio_write(mpt, MPT_OFFSET_DIAG_DATA, data);
2504 pci_disable_io(mpt->dev, SYS_RES_IOPORT);
2508 * Re-enable the processor and clear the boot halt flag.
2510 data = mpt_read(mpt, MPT_OFFSET_DIAGNOSTIC);
2511 data &= ~(MPI_DIAG_PREVENT_IOC_BOOT|MPI_DIAG_DISABLE_ARM);
2512 mpt_write(mpt, MPT_OFFSET_DIAGNOSTIC, data);
2514 mpt_disable_diag_mode(mpt);
2519 mpt_dma_buf_alloc(struct mpt_softc *mpt)
2521 struct mpt_map_info mi;
2526 /* Create a child tag for data buffers */
2527 if (mpt_dma_tag_create(mpt, mpt->parent_dmat, 1,
2528 0, BUS_SPACE_MAXADDR, BUS_SPACE_MAXADDR,
2529 NULL, NULL, (mpt->max_cam_seg_cnt - 1) * PAGE_SIZE,
2530 mpt->max_cam_seg_cnt, BUS_SPACE_MAXSIZE_32BIT, 0,
2531 &mpt->buffer_dmat) != 0) {
2532 mpt_prt(mpt, "cannot create a dma tag for data buffers\n");
2536 /* Create a child tag for request buffers */
2537 if (mpt_dma_tag_create(mpt, mpt->parent_dmat, PAGE_SIZE, 0,
2538 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR,
2539 NULL, NULL, MPT_REQ_MEM_SIZE(mpt), 1, BUS_SPACE_MAXSIZE_32BIT, 0,
2540 &mpt->request_dmat) != 0) {
2541 mpt_prt(mpt, "cannot create a dma tag for requests\n");
2545 /* Allocate some DMA accessible memory for requests */
2546 if (bus_dmamem_alloc(mpt->request_dmat, (void **)&mpt->request,
2547 BUS_DMA_NOWAIT | BUS_DMA_COHERENT, &mpt->request_dmap) != 0) {
2548 mpt_prt(mpt, "cannot allocate %d bytes of request memory\n",
2549 MPT_REQ_MEM_SIZE(mpt));
2556 /* Load and lock it into "bus space" */
2557 bus_dmamap_load(mpt->request_dmat, mpt->request_dmap, mpt->request,
2558 MPT_REQ_MEM_SIZE(mpt), mpt_map_rquest, &mi, 0);
2561 mpt_prt(mpt, "error %d loading dma map for DMA request queue\n",
2565 mpt->request_phys = mi.phys;
2568 * Now create per-request dma maps
2571 pptr = mpt->request_phys;
2572 vptr = mpt->request;
2573 end = pptr + MPT_REQ_MEM_SIZE(mpt);
2575 request_t *req = &mpt->request_pool[i];
2578 /* Store location of Request Data */
2579 req->req_pbuf = pptr;
2580 req->req_vbuf = vptr;
2582 pptr += MPT_REQUEST_AREA;
2583 vptr += MPT_REQUEST_AREA;
2585 req->sense_pbuf = (pptr - MPT_SENSE_SIZE);
2586 req->sense_vbuf = (vptr - MPT_SENSE_SIZE);
2588 error = bus_dmamap_create(mpt->buffer_dmat, 0, &req->dmap);
2590 mpt_prt(mpt, "error %d creating per-cmd DMA maps\n",
2600 mpt_dma_buf_free(struct mpt_softc *mpt)
2604 if (mpt->request_dmat == 0) {
2605 mpt_lprt(mpt, MPT_PRT_DEBUG, "already released dma memory\n");
2608 for (i = 0; i < MPT_MAX_REQUESTS(mpt); i++) {
2609 bus_dmamap_destroy(mpt->buffer_dmat, mpt->request_pool[i].dmap);
2611 bus_dmamap_unload(mpt->request_dmat, mpt->request_dmap);
2612 bus_dmamem_free(mpt->request_dmat, mpt->request, mpt->request_dmap);
2613 bus_dma_tag_destroy(mpt->request_dmat);
2614 mpt->request_dmat = 0;
2615 bus_dma_tag_destroy(mpt->buffer_dmat);
2619 * Allocate/Initialize data structures for the controller. Called
2620 * once at instance startup.
2623 mpt_configure_ioc(struct mpt_softc *mpt, int tn, int needreset)
2625 PTR_MSG_PORT_FACTS_REPLY pfp;
2626 int error, port, val;
2629 if (tn == MPT_MAX_TRYS) {
2634 * No need to reset if the IOC is already in the READY state.
2636 * Force reset if initialization failed previously.
2637 * Note that a hard_reset of the second channel of a '929
2638 * will stop operation of the first channel. Hopefully, if the
2639 * first channel is ok, the second will not require a hard
2642 if (needreset || MPT_STATE(mpt_rd_db(mpt)) != MPT_DB_STATE_READY) {
2643 if (mpt_reset(mpt, FALSE) != MPT_OK) {
2644 return (mpt_configure_ioc(mpt, tn++, 1));
2649 if (mpt_get_iocfacts(mpt, &mpt->ioc_facts) != MPT_OK) {
2650 mpt_prt(mpt, "mpt_get_iocfacts failed\n");
2651 return (mpt_configure_ioc(mpt, tn++, 1));
2653 mpt2host_iocfacts_reply(&mpt->ioc_facts);
2655 mpt_prt(mpt, "MPI Version=%d.%d.%d.%d\n",
2656 mpt->ioc_facts.MsgVersion >> 8,
2657 mpt->ioc_facts.MsgVersion & 0xFF,
2658 mpt->ioc_facts.HeaderVersion >> 8,
2659 mpt->ioc_facts.HeaderVersion & 0xFF);
2662 * Now that we know request frame size, we can calculate
2663 * the actual (reasonable) segment limit for read/write I/O.
2665 * This limit is constrained by:
2667 * + The size of each area we allocate per command (and how
2668 * many chain segments we can fit into it).
2669 * + The total number of areas we've set up.
2670 * + The actual chain depth the card will allow.
2672 * The first area's segment count is limited by the I/O request
2673 * at the head of it. We cannot allocate realistically more
2674 * than MPT_MAX_REQUESTS areas. Therefore, to account for both
2675 * conditions, we'll just start out with MPT_MAX_REQUESTS-2.
2678 /* total number of request areas we (can) allocate */
2679 mpt->max_seg_cnt = MPT_MAX_REQUESTS(mpt) - 2;
2681 /* converted to the number of chain areas possible */
2682 mpt->max_seg_cnt *= MPT_NRFM(mpt);
2684 /* limited by the number of chain areas the card will support */
2685 if (mpt->max_seg_cnt > mpt->ioc_facts.MaxChainDepth) {
2686 mpt_lprt(mpt, MPT_PRT_INFO,
2687 "chain depth limited to %u (from %u)\n",
2688 mpt->ioc_facts.MaxChainDepth, mpt->max_seg_cnt);
2689 mpt->max_seg_cnt = mpt->ioc_facts.MaxChainDepth;
2692 /* converted to the number of simple sges in chain segments. */
2693 mpt->max_seg_cnt *= (MPT_NSGL(mpt) - 1);
2696 * Use this as the basis for reporting the maximum I/O size to CAM.
2698 mpt->max_cam_seg_cnt = min(mpt->max_seg_cnt, (MAXPHYS / PAGE_SIZE) + 1);
2700 /* XXX Lame Locking! */
2702 error = mpt_dma_buf_alloc(mpt);
2706 mpt_prt(mpt, "mpt_dma_buf_alloc() failed!\n");
2710 for (val = 0; val < MPT_MAX_REQUESTS(mpt); val++) {
2711 request_t *req = &mpt->request_pool[val];
2712 req->state = REQ_STATE_ALLOCATED;
2713 mpt_callout_init(mpt, &req->callout);
2714 mpt_free_request(mpt, req);
2717 mpt_lprt(mpt, MPT_PRT_INFO, "Maximum Segment Count: %u, Maximum "
2718 "CAM Segment Count: %u\n", mpt->max_seg_cnt,
2719 mpt->max_cam_seg_cnt);
2721 mpt_lprt(mpt, MPT_PRT_INFO, "MsgLength=%u IOCNumber = %d\n",
2722 mpt->ioc_facts.MsgLength, mpt->ioc_facts.IOCNumber);
2723 mpt_lprt(mpt, MPT_PRT_INFO,
2724 "IOCFACTS: GlobalCredits=%d BlockSize=%u bytes "
2725 "Request Frame Size %u bytes Max Chain Depth %u\n",
2726 mpt->ioc_facts.GlobalCredits, mpt->ioc_facts.BlockSize,
2727 mpt->ioc_facts.RequestFrameSize << 2,
2728 mpt->ioc_facts.MaxChainDepth);
2729 mpt_lprt(mpt, MPT_PRT_INFO, "IOCFACTS: Num Ports %d, FWImageSize %d, "
2730 "Flags=%#x\n", mpt->ioc_facts.NumberOfPorts,
2731 mpt->ioc_facts.FWImageSize, mpt->ioc_facts.Flags);
2733 len = mpt->ioc_facts.NumberOfPorts * sizeof (MSG_PORT_FACTS_REPLY);
2734 mpt->port_facts = malloc(len, M_DEVBUF, M_NOWAIT | M_ZERO);
2735 if (mpt->port_facts == NULL) {
2736 mpt_prt(mpt, "unable to allocate memory for port facts\n");
2741 if ((mpt->ioc_facts.Flags & MPI_IOCFACTS_FLAGS_FW_DOWNLOAD_BOOT) &&
2742 (mpt->fw_uploaded == 0)) {
2743 struct mpt_map_info mi;
2746 * In some configurations, the IOC's firmware is
2747 * stored in a shared piece of system NVRAM that
2748 * is only accessible via the BIOS. In this
2749 * case, the firmware keeps a copy of firmware in
2750 * RAM until the OS driver retrieves it. Once
2751 * retrieved, we are responsible for re-downloading
2752 * the firmware after any hard-reset.
2755 mpt->fw_image_size = mpt->ioc_facts.FWImageSize;
2756 error = mpt_dma_tag_create(mpt, mpt->parent_dmat, 1, 0,
2757 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
2758 mpt->fw_image_size, 1, mpt->fw_image_size, 0,
2761 mpt_prt(mpt, "cannot create firmware dma tag\n");
2765 error = bus_dmamem_alloc(mpt->fw_dmat,
2766 (void **)&mpt->fw_image, BUS_DMA_NOWAIT |
2767 BUS_DMA_COHERENT, &mpt->fw_dmap);
2769 mpt_prt(mpt, "cannot allocate firmware memory\n");
2770 bus_dma_tag_destroy(mpt->fw_dmat);
2776 bus_dmamap_load(mpt->fw_dmat, mpt->fw_dmap,
2777 mpt->fw_image, mpt->fw_image_size, mpt_map_rquest, &mi, 0);
2778 mpt->fw_phys = mi.phys;
2781 error = mpt_upload_fw(mpt);
2783 mpt_prt(mpt, "firmware upload failed.\n");
2784 bus_dmamap_unload(mpt->fw_dmat, mpt->fw_dmap);
2785 bus_dmamem_free(mpt->fw_dmat, mpt->fw_image,
2787 bus_dma_tag_destroy(mpt->fw_dmat);
2788 mpt->fw_image = NULL;
2791 mpt->fw_uploaded = 1;
2794 for (port = 0; port < mpt->ioc_facts.NumberOfPorts; port++) {
2795 pfp = &mpt->port_facts[port];
2796 error = mpt_get_portfacts(mpt, 0, pfp);
2797 if (error != MPT_OK) {
2799 "mpt_get_portfacts on port %d failed\n", port);
2800 free(mpt->port_facts, M_DEVBUF);
2801 mpt->port_facts = NULL;
2802 return (mpt_configure_ioc(mpt, tn++, 1));
2804 mpt2host_portfacts_reply(pfp);
2807 error = MPT_PRT_INFO;
2809 error = MPT_PRT_DEBUG;
2811 mpt_lprt(mpt, error,
2812 "PORTFACTS[%d]: Type %x PFlags %x IID %d MaxDev %d\n",
2813 port, pfp->PortType, pfp->ProtocolFlags, pfp->PortSCSIID,
2819 * XXX: Not yet supporting more than port 0
2821 pfp = &mpt->port_facts[0];
2822 if (pfp->PortType == MPI_PORTFACTS_PORTTYPE_FC) {
2826 } else if (pfp->PortType == MPI_PORTFACTS_PORTTYPE_SAS) {
2830 } else if (pfp->PortType == MPI_PORTFACTS_PORTTYPE_SCSI) {
2834 if (mpt->mpt_ini_id == MPT_INI_ID_NONE)
2835 mpt->mpt_ini_id = pfp->PortSCSIID;
2836 } else if (pfp->PortType == MPI_PORTFACTS_PORTTYPE_ISCSI) {
2837 mpt_prt(mpt, "iSCSI not supported yet\n");
2839 } else if (pfp->PortType == MPI_PORTFACTS_PORTTYPE_INACTIVE) {
2840 mpt_prt(mpt, "Inactive Port\n");
2843 mpt_prt(mpt, "unknown Port Type %#x\n", pfp->PortType);
2848 * Set our role with what this port supports.
2850 * Note this might be changed later in different modules
2851 * if this is different from what is wanted.
2853 mpt->role = MPT_ROLE_NONE;
2854 if (pfp->ProtocolFlags & MPI_PORTFACTS_PROTOCOL_INITIATOR) {
2855 mpt->role |= MPT_ROLE_INITIATOR;
2857 if (pfp->ProtocolFlags & MPI_PORTFACTS_PROTOCOL_TARGET) {
2858 mpt->role |= MPT_ROLE_TARGET;
2864 if (mpt_enable_ioc(mpt, 1) != MPT_OK) {
2865 mpt_prt(mpt, "unable to initialize IOC\n");
2870 * Read IOC configuration information.
2872 * We need this to determine whether or not we have certain
2873 * settings for Integrated Mirroring (e.g.).
2875 mpt_read_config_info_ioc(mpt);
2881 mpt_enable_ioc(struct mpt_softc *mpt, int portenable)
2886 if (mpt_send_ioc_init(mpt, MPI_WHOINIT_HOST_DRIVER) != MPT_OK) {
2887 mpt_prt(mpt, "mpt_send_ioc_init failed\n");
2891 mpt_lprt(mpt, MPT_PRT_DEBUG, "mpt_send_ioc_init ok\n");
2893 if (mpt_wait_state(mpt, MPT_DB_STATE_RUNNING) != MPT_OK) {
2894 mpt_prt(mpt, "IOC failed to go to run state\n");
2897 mpt_lprt(mpt, MPT_PRT_DEBUG, "IOC now at RUNSTATE\n");
2900 * Give it reply buffers
2902 * Do *not* exceed global credits.
2904 for (val = 0, pptr = mpt->reply_phys;
2905 (pptr + MPT_REPLY_SIZE) < (mpt->reply_phys + PAGE_SIZE);
2906 pptr += MPT_REPLY_SIZE) {
2907 mpt_free_reply(mpt, pptr);
2908 if (++val == mpt->ioc_facts.GlobalCredits - 1)
2914 * Enable the port if asked. This is only done if we're resetting
2915 * the IOC after initial startup.
2919 * Enable asynchronous event reporting
2921 mpt_send_event_request(mpt, 1);
2923 if (mpt_send_port_enable(mpt, 0) != MPT_OK) {
2924 mpt_prt(mpt, "%s: failed to enable port 0\n", __func__);
2932 * Endian Conversion Functions- only used on Big Endian machines
2934 #if _BYTE_ORDER == _BIG_ENDIAN
2936 mpt2host_sge_simple_union(SGE_SIMPLE_UNION *sge)
2939 MPT_2_HOST32(sge, FlagsLength);
2940 MPT_2_HOST32(sge, u.Address64.Low);
2941 MPT_2_HOST32(sge, u.Address64.High);
2945 mpt2host_iocfacts_reply(MSG_IOC_FACTS_REPLY *rp)
2948 MPT_2_HOST16(rp, MsgVersion);
2949 MPT_2_HOST16(rp, HeaderVersion);
2950 MPT_2_HOST32(rp, MsgContext);
2951 MPT_2_HOST16(rp, IOCExceptions);
2952 MPT_2_HOST16(rp, IOCStatus);
2953 MPT_2_HOST32(rp, IOCLogInfo);
2954 MPT_2_HOST16(rp, ReplyQueueDepth);
2955 MPT_2_HOST16(rp, RequestFrameSize);
2956 MPT_2_HOST16(rp, Reserved_0101_FWVersion);
2957 MPT_2_HOST16(rp, ProductID);
2958 MPT_2_HOST32(rp, CurrentHostMfaHighAddr);
2959 MPT_2_HOST16(rp, GlobalCredits);
2960 MPT_2_HOST32(rp, CurrentSenseBufferHighAddr);
2961 MPT_2_HOST16(rp, CurReplyFrameSize);
2962 MPT_2_HOST32(rp, FWImageSize);
2963 MPT_2_HOST32(rp, IOCCapabilities);
2964 MPT_2_HOST32(rp, FWVersion.Word);
2965 MPT_2_HOST16(rp, HighPriorityQueueDepth);
2966 MPT_2_HOST16(rp, Reserved2);
2967 mpt2host_sge_simple_union(&rp->HostPageBufferSGE);
2968 MPT_2_HOST32(rp, ReplyFifoHostSignalingAddr);
2972 mpt2host_portfacts_reply(MSG_PORT_FACTS_REPLY *pfp)
2975 MPT_2_HOST16(pfp, Reserved);
2976 MPT_2_HOST16(pfp, Reserved1);
2977 MPT_2_HOST32(pfp, MsgContext);
2978 MPT_2_HOST16(pfp, Reserved2);
2979 MPT_2_HOST16(pfp, IOCStatus);
2980 MPT_2_HOST32(pfp, IOCLogInfo);
2981 MPT_2_HOST16(pfp, MaxDevices);
2982 MPT_2_HOST16(pfp, PortSCSIID);
2983 MPT_2_HOST16(pfp, ProtocolFlags);
2984 MPT_2_HOST16(pfp, MaxPostedCmdBuffers);
2985 MPT_2_HOST16(pfp, MaxPersistentIDs);
2986 MPT_2_HOST16(pfp, MaxLanBuckets);
2987 MPT_2_HOST16(pfp, Reserved4);
2988 MPT_2_HOST32(pfp, Reserved5);
2992 mpt2host_config_page_ioc2(CONFIG_PAGE_IOC_2 *ioc2)
2996 MPT_2_HOST32(ioc2, CapabilitiesFlags);
2997 for (i = 0; i < MPI_IOC_PAGE_2_RAID_VOLUME_MAX; i++) {
2998 MPT_2_HOST16(ioc2, RaidVolume[i].Reserved3);
3003 mpt2host_config_page_ioc3(CONFIG_PAGE_IOC_3 *ioc3)
3006 MPT_2_HOST16(ioc3, Reserved2);
3010 mpt2host_config_page_scsi_port_0(CONFIG_PAGE_SCSI_PORT_0 *sp0)
3013 MPT_2_HOST32(sp0, Capabilities);
3014 MPT_2_HOST32(sp0, PhysicalInterface);
3018 mpt2host_config_page_scsi_port_1(CONFIG_PAGE_SCSI_PORT_1 *sp1)
3021 MPT_2_HOST32(sp1, Configuration);
3022 MPT_2_HOST32(sp1, OnBusTimerValue);
3023 MPT_2_HOST16(sp1, IDConfig);
3027 host2mpt_config_page_scsi_port_1(CONFIG_PAGE_SCSI_PORT_1 *sp1)
3030 HOST_2_MPT32(sp1, Configuration);
3031 HOST_2_MPT32(sp1, OnBusTimerValue);
3032 HOST_2_MPT16(sp1, IDConfig);
3036 mpt2host_config_page_scsi_port_2(CONFIG_PAGE_SCSI_PORT_2 *sp2)
3040 MPT_2_HOST32(sp2, PortFlags);
3041 MPT_2_HOST32(sp2, PortSettings);
3042 for (i = 0; i < sizeof(sp2->DeviceSettings) /
3043 sizeof(*sp2->DeviceSettings); i++) {
3044 MPT_2_HOST16(sp2, DeviceSettings[i].DeviceFlags);
3049 mpt2host_config_page_scsi_device_0(CONFIG_PAGE_SCSI_DEVICE_0 *sd0)
3052 MPT_2_HOST32(sd0, NegotiatedParameters);
3053 MPT_2_HOST32(sd0, Information);
3057 mpt2host_config_page_scsi_device_1(CONFIG_PAGE_SCSI_DEVICE_1 *sd1)
3060 MPT_2_HOST32(sd1, RequestedParameters);
3061 MPT_2_HOST32(sd1, Reserved);
3062 MPT_2_HOST32(sd1, Configuration);
3066 host2mpt_config_page_scsi_device_1(CONFIG_PAGE_SCSI_DEVICE_1 *sd1)
3069 HOST_2_MPT32(sd1, RequestedParameters);
3070 HOST_2_MPT32(sd1, Reserved);
3071 HOST_2_MPT32(sd1, Configuration);
3075 mpt2host_config_page_fc_port_0(CONFIG_PAGE_FC_PORT_0 *fp0)
3078 MPT_2_HOST32(fp0, Flags);
3079 MPT_2_HOST32(fp0, PortIdentifier);
3080 MPT_2_HOST32(fp0, WWNN.Low);
3081 MPT_2_HOST32(fp0, WWNN.High);
3082 MPT_2_HOST32(fp0, WWPN.Low);
3083 MPT_2_HOST32(fp0, WWPN.High);
3084 MPT_2_HOST32(fp0, SupportedServiceClass);
3085 MPT_2_HOST32(fp0, SupportedSpeeds);
3086 MPT_2_HOST32(fp0, CurrentSpeed);
3087 MPT_2_HOST32(fp0, MaxFrameSize);
3088 MPT_2_HOST32(fp0, FabricWWNN.Low);
3089 MPT_2_HOST32(fp0, FabricWWNN.High);
3090 MPT_2_HOST32(fp0, FabricWWPN.Low);
3091 MPT_2_HOST32(fp0, FabricWWPN.High);
3092 MPT_2_HOST32(fp0, DiscoveredPortsCount);
3093 MPT_2_HOST32(fp0, MaxInitiators);
3097 mpt2host_config_page_fc_port_1(CONFIG_PAGE_FC_PORT_1 *fp1)
3100 MPT_2_HOST32(fp1, Flags);
3101 MPT_2_HOST32(fp1, NoSEEPROMWWNN.Low);
3102 MPT_2_HOST32(fp1, NoSEEPROMWWNN.High);
3103 MPT_2_HOST32(fp1, NoSEEPROMWWPN.Low);
3104 MPT_2_HOST32(fp1, NoSEEPROMWWPN.High);
3108 host2mpt_config_page_fc_port_1(CONFIG_PAGE_FC_PORT_1 *fp1)
3111 HOST_2_MPT32(fp1, Flags);
3112 HOST_2_MPT32(fp1, NoSEEPROMWWNN.Low);
3113 HOST_2_MPT32(fp1, NoSEEPROMWWNN.High);
3114 HOST_2_MPT32(fp1, NoSEEPROMWWPN.Low);
3115 HOST_2_MPT32(fp1, NoSEEPROMWWPN.High);
3119 mpt2host_config_page_raid_vol_0(CONFIG_PAGE_RAID_VOL_0 *volp)
3123 MPT_2_HOST16(volp, VolumeStatus.Reserved);
3124 MPT_2_HOST16(volp, VolumeSettings.Settings);
3125 MPT_2_HOST32(volp, MaxLBA);
3126 MPT_2_HOST32(volp, MaxLBAHigh);
3127 MPT_2_HOST32(volp, StripeSize);
3128 MPT_2_HOST32(volp, Reserved2);
3129 MPT_2_HOST32(volp, Reserved3);
3130 for (i = 0; i < MPI_RAID_VOL_PAGE_0_PHYSDISK_MAX; i++) {
3131 MPT_2_HOST16(volp, PhysDisk[i].Reserved);
3136 mpt2host_config_page_raid_phys_disk_0(CONFIG_PAGE_RAID_PHYS_DISK_0 *rpd0)
3139 MPT_2_HOST32(rpd0, Reserved1);
3140 MPT_2_HOST16(rpd0, PhysDiskStatus.Reserved);
3141 MPT_2_HOST32(rpd0, MaxLBA);
3142 MPT_2_HOST16(rpd0, ErrorData.Reserved);
3143 MPT_2_HOST16(rpd0, ErrorData.ErrorCount);
3144 MPT_2_HOST16(rpd0, ErrorData.SmartCount);
3148 mpt2host_mpi_raid_vol_indicator(MPI_RAID_VOL_INDICATOR *vi)
3151 MPT_2_HOST16(vi, TotalBlocks.High);
3152 MPT_2_HOST16(vi, TotalBlocks.Low);
3153 MPT_2_HOST16(vi, BlocksRemaining.High);
3154 MPT_2_HOST16(vi, BlocksRemaining.Low);