d627ba2486
fixing speed negotiation. Also fix the mpt_execute_req function to actually match mpt_execute_req_a64. This may explain why i386 users were having more grief.
2546 lines
68 KiB
C
2546 lines
68 KiB
C
/*-
|
|
* Generic routines for LSI Fusion adapters.
|
|
* FreeBSD Version.
|
|
*
|
|
* Copyright (c) 2000, 2001 by Greg Ansley
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice immediately at the beginning of the file, without modification,
|
|
* this list of conditions, and the following disclaimer.
|
|
* 2. The name of the author may not be used to endorse or promote products
|
|
* derived from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
|
|
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*/
|
|
/*-
|
|
* Copyright (c) 2002, 2006 by Matthew Jacob
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are
|
|
* met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
|
|
* substantially similar to the "NO WARRANTY" disclaimer below
|
|
* ("Disclaimer") and any redistribution must be conditioned upon including
|
|
* a substantially similar Disclaimer requirement for further binary
|
|
* redistribution.
|
|
* 3. Neither the names of the above listed copyright holders nor the names
|
|
* of any contributors may be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
|
|
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF THE COPYRIGHT
|
|
* OWNER OR CONTRIBUTOR IS ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
* Support from Chris Ellsworth in order to make SAS adapters work
|
|
* is gratefully acknowledged.
|
|
*
|
|
*
|
|
* Support from LSI-Logic has also gone a great deal toward making this a
|
|
* workable subsystem and is gratefully acknowledged.
|
|
*/
|
|
/*-
|
|
* Copyright (c) 2004, Avid Technology, Inc. and its contributors.
|
|
* Copyright (c) 2005, WHEEL Sp. z o.o.
|
|
* Copyright (c) 2004, 2005 Justin T. Gibbs
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are
|
|
* met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
|
|
* substantially similar to the "NO WARRANTY" disclaimer below
|
|
* ("Disclaimer") and any redistribution must be conditioned upon including
|
|
* a substantially similar Disclaimer requirement for further binary
|
|
* redistribution.
|
|
* 3. Neither the names of the above listed copyright holders nor the names
|
|
* of any contributors may be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
|
|
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF THE COPYRIGHT
|
|
* OWNER OR CONTRIBUTOR IS ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
__FBSDID("$FreeBSD$");
|
|
|
|
#include <dev/mpt/mpt.h>
|
|
#include <dev/mpt/mpt_cam.h> /* XXX For static handler registration */
|
|
#include <dev/mpt/mpt_raid.h> /* XXX For static handler registration */
|
|
|
|
#include <dev/mpt/mpilib/mpi.h>
|
|
#include <dev/mpt/mpilib/mpi_ioc.h>
|
|
#include <dev/mpt/mpilib/mpi_fc.h>
|
|
#include <dev/mpt/mpilib/mpi_targ.h>
|
|
|
|
#include <sys/sysctl.h>
|
|
|
|
#define MPT_MAX_TRYS 3
|
|
#define MPT_MAX_WAIT 300000
|
|
|
|
static int maxwait_ack = 0;
|
|
static int maxwait_int = 0;
|
|
static int maxwait_state = 0;
|
|
|
|
TAILQ_HEAD(, mpt_softc) mpt_tailq = TAILQ_HEAD_INITIALIZER(mpt_tailq);
|
|
mpt_reply_handler_t *mpt_reply_handlers[MPT_NUM_REPLY_HANDLERS];
|
|
|
|
static mpt_reply_handler_t mpt_default_reply_handler;
|
|
static mpt_reply_handler_t mpt_config_reply_handler;
|
|
static mpt_reply_handler_t mpt_handshake_reply_handler;
|
|
static mpt_reply_handler_t mpt_event_reply_handler;
|
|
static void mpt_send_event_ack(struct mpt_softc *mpt, request_t *ack_req,
|
|
MSG_EVENT_NOTIFY_REPLY *msg, uint32_t context);
|
|
static int mpt_send_event_request(struct mpt_softc *mpt, int onoff);
|
|
static int mpt_soft_reset(struct mpt_softc *mpt);
|
|
static void mpt_hard_reset(struct mpt_softc *mpt);
|
|
static int mpt_configure_ioc(struct mpt_softc *mpt);
|
|
static int mpt_enable_ioc(struct mpt_softc *mpt, int);
|
|
|
|
/************************* Personality Module Support *************************/
|
|
/*
|
|
* We include one extra entry that is guaranteed to be NULL
|
|
* to simplify our itterator.
|
|
*/
|
|
static struct mpt_personality *mpt_personalities[MPT_MAX_PERSONALITIES + 1];
|
|
static __inline struct mpt_personality*
|
|
mpt_pers_find(struct mpt_softc *, u_int);
|
|
static __inline struct mpt_personality*
|
|
mpt_pers_find_reverse(struct mpt_softc *, u_int);
|
|
|
|
static __inline struct mpt_personality *
|
|
mpt_pers_find(struct mpt_softc *mpt, u_int start_at)
|
|
{
|
|
KASSERT(start_at <= MPT_MAX_PERSONALITIES,
|
|
("mpt_pers_find: starting position out of range\n"));
|
|
|
|
while (start_at < MPT_MAX_PERSONALITIES
|
|
&& (mpt->mpt_pers_mask & (0x1 << start_at)) == 0) {
|
|
start_at++;
|
|
}
|
|
return (mpt_personalities[start_at]);
|
|
}
|
|
|
|
/*
|
|
* Used infrequently, so no need to optimize like a forward
|
|
* traversal where we use the MAX+1 is guaranteed to be NULL
|
|
* trick.
|
|
*/
|
|
static __inline struct mpt_personality *
|
|
mpt_pers_find_reverse(struct mpt_softc *mpt, u_int start_at)
|
|
{
|
|
while (start_at < MPT_MAX_PERSONALITIES
|
|
&& (mpt->mpt_pers_mask & (0x1 << start_at)) == 0) {
|
|
start_at--;
|
|
}
|
|
if (start_at < MPT_MAX_PERSONALITIES)
|
|
return (mpt_personalities[start_at]);
|
|
return (NULL);
|
|
}
|
|
|
|
#define MPT_PERS_FOREACH(mpt, pers) \
|
|
for (pers = mpt_pers_find(mpt, /*start_at*/0); \
|
|
pers != NULL; \
|
|
pers = mpt_pers_find(mpt, /*start_at*/pers->id+1))
|
|
|
|
#define MPT_PERS_FOREACH_REVERSE(mpt, pers) \
|
|
for (pers = mpt_pers_find_reverse(mpt, MPT_MAX_PERSONALITIES-1);\
|
|
pers != NULL; \
|
|
pers = mpt_pers_find_reverse(mpt, /*start_at*/pers->id-1))
|
|
|
|
static mpt_load_handler_t mpt_stdload;
|
|
static mpt_probe_handler_t mpt_stdprobe;
|
|
static mpt_attach_handler_t mpt_stdattach;
|
|
static mpt_enable_handler_t mpt_stdenable;
|
|
static mpt_event_handler_t mpt_stdevent;
|
|
static mpt_reset_handler_t mpt_stdreset;
|
|
static mpt_shutdown_handler_t mpt_stdshutdown;
|
|
static mpt_detach_handler_t mpt_stddetach;
|
|
static mpt_unload_handler_t mpt_stdunload;
|
|
static struct mpt_personality mpt_default_personality =
|
|
{
|
|
.load = mpt_stdload,
|
|
.probe = mpt_stdprobe,
|
|
.attach = mpt_stdattach,
|
|
.enable = mpt_stdenable,
|
|
.event = mpt_stdevent,
|
|
.reset = mpt_stdreset,
|
|
.shutdown = mpt_stdshutdown,
|
|
.detach = mpt_stddetach,
|
|
.unload = mpt_stdunload
|
|
};
|
|
|
|
static mpt_load_handler_t mpt_core_load;
|
|
static mpt_attach_handler_t mpt_core_attach;
|
|
static mpt_enable_handler_t mpt_core_enable;
|
|
static mpt_reset_handler_t mpt_core_ioc_reset;
|
|
static mpt_event_handler_t mpt_core_event;
|
|
static mpt_shutdown_handler_t mpt_core_shutdown;
|
|
static mpt_shutdown_handler_t mpt_core_detach;
|
|
static mpt_unload_handler_t mpt_core_unload;
|
|
static struct mpt_personality mpt_core_personality =
|
|
{
|
|
.name = "mpt_core",
|
|
.load = mpt_core_load,
|
|
.attach = mpt_core_attach,
|
|
.enable = mpt_core_enable,
|
|
.event = mpt_core_event,
|
|
.reset = mpt_core_ioc_reset,
|
|
.shutdown = mpt_core_shutdown,
|
|
.detach = mpt_core_detach,
|
|
.unload = mpt_core_unload,
|
|
};
|
|
|
|
/*
|
|
* Manual declaration so that DECLARE_MPT_PERSONALITY doesn't need
|
|
* ordering information. We want the core to always register FIRST.
|
|
* other modules are set to SI_ORDER_SECOND.
|
|
*/
|
|
static moduledata_t mpt_core_mod = {
|
|
"mpt_core", mpt_modevent, &mpt_core_personality
|
|
};
|
|
DECLARE_MODULE(mpt_core, mpt_core_mod, SI_SUB_DRIVERS, SI_ORDER_FIRST);
|
|
MODULE_VERSION(mpt_core, 1);
|
|
|
|
#define MPT_PERS_ATTACHED(pers, mpt) ((mpt)->mpt_pers_mask & (0x1 << pers->id))
|
|
|
|
|
|
int
|
|
mpt_modevent(module_t mod, int type, void *data)
|
|
{
|
|
struct mpt_personality *pers;
|
|
int error;
|
|
|
|
pers = (struct mpt_personality *)data;
|
|
|
|
error = 0;
|
|
switch (type) {
|
|
case MOD_LOAD:
|
|
{
|
|
mpt_load_handler_t **def_handler;
|
|
mpt_load_handler_t **pers_handler;
|
|
int i;
|
|
|
|
for (i = 0; i < MPT_MAX_PERSONALITIES; i++) {
|
|
if (mpt_personalities[i] == NULL)
|
|
break;
|
|
}
|
|
if (i >= MPT_MAX_PERSONALITIES) {
|
|
error = ENOMEM;
|
|
break;
|
|
}
|
|
pers->id = i;
|
|
mpt_personalities[i] = pers;
|
|
|
|
/* Install standard/noop handlers for any NULL entries. */
|
|
def_handler = MPT_PERS_FIRST_HANDLER(&mpt_default_personality);
|
|
pers_handler = MPT_PERS_FIRST_HANDLER(pers);
|
|
while (pers_handler <= MPT_PERS_LAST_HANDLER(pers)) {
|
|
if (*pers_handler == NULL)
|
|
*pers_handler = *def_handler;
|
|
pers_handler++;
|
|
def_handler++;
|
|
}
|
|
|
|
error = (pers->load(pers));
|
|
if (error != 0)
|
|
mpt_personalities[i] = NULL;
|
|
break;
|
|
}
|
|
case MOD_SHUTDOWN:
|
|
break;
|
|
#if __FreeBSD_version >= 500000
|
|
case MOD_QUIESCE:
|
|
break;
|
|
#endif
|
|
case MOD_UNLOAD:
|
|
error = pers->unload(pers);
|
|
mpt_personalities[pers->id] = NULL;
|
|
break;
|
|
default:
|
|
error = EINVAL;
|
|
break;
|
|
}
|
|
return (error);
|
|
}
|
|
|
|
int
|
|
mpt_stdload(struct mpt_personality *pers)
|
|
{
|
|
/* Load is always successfull. */
|
|
return (0);
|
|
}
|
|
|
|
int
|
|
mpt_stdprobe(struct mpt_softc *mpt)
|
|
{
|
|
/* Probe is always successfull. */
|
|
return (0);
|
|
}
|
|
|
|
int
|
|
mpt_stdattach(struct mpt_softc *mpt)
|
|
{
|
|
/* Attach is always successfull. */
|
|
return (0);
|
|
}
|
|
|
|
int
|
|
mpt_stdenable(struct mpt_softc *mpt)
|
|
{
|
|
/* Enable is always successfull. */
|
|
return (0);
|
|
}
|
|
|
|
int
|
|
mpt_stdevent(struct mpt_softc *mpt, request_t *req, MSG_EVENT_NOTIFY_REPLY *msg)
|
|
{
|
|
mpt_lprt(mpt, MPT_PRT_DEBUG, "mpt_stdevent: 0x%x\n", msg->Event & 0xFF);
|
|
/* Event was not for us. */
|
|
return (0);
|
|
}
|
|
|
|
void
|
|
mpt_stdreset(struct mpt_softc *mpt, int type)
|
|
{
|
|
}
|
|
|
|
void
|
|
mpt_stdshutdown(struct mpt_softc *mpt)
|
|
{
|
|
}
|
|
|
|
void
|
|
mpt_stddetach(struct mpt_softc *mpt)
|
|
{
|
|
}
|
|
|
|
int
|
|
mpt_stdunload(struct mpt_personality *pers)
|
|
{
|
|
/* Unload is always successfull. */
|
|
return (0);
|
|
}
|
|
|
|
/******************************* Bus DMA Support ******************************/
|
|
void
|
|
mpt_map_rquest(void *arg, bus_dma_segment_t *segs, int nseg, int error)
|
|
{
|
|
struct mpt_map_info *map_info;
|
|
|
|
map_info = (struct mpt_map_info *)arg;
|
|
map_info->error = error;
|
|
map_info->phys = segs->ds_addr;
|
|
}
|
|
|
|
/**************************** Reply/Event Handling ****************************/
|
|
int
|
|
mpt_register_handler(struct mpt_softc *mpt, mpt_handler_type type,
|
|
mpt_handler_t handler, uint32_t *phandler_id)
|
|
{
|
|
|
|
switch (type) {
|
|
case MPT_HANDLER_REPLY:
|
|
{
|
|
u_int cbi;
|
|
u_int free_cbi;
|
|
|
|
if (phandler_id == NULL)
|
|
return (EINVAL);
|
|
|
|
free_cbi = MPT_HANDLER_ID_NONE;
|
|
for (cbi = 0; cbi < MPT_NUM_REPLY_HANDLERS; cbi++) {
|
|
/*
|
|
* If the same handler is registered multiple
|
|
* times, don't error out. Just return the
|
|
* index of the original registration.
|
|
*/
|
|
if (mpt_reply_handlers[cbi] == handler.reply_handler) {
|
|
*phandler_id = MPT_CBI_TO_HID(cbi);
|
|
return (0);
|
|
}
|
|
|
|
/*
|
|
* Fill from the front in the hope that
|
|
* all registered handlers consume only a
|
|
* single cache line.
|
|
*
|
|
* We don't break on the first empty slot so
|
|
* that the full table is checked to see if
|
|
* this handler was previously registered.
|
|
*/
|
|
if (free_cbi == MPT_HANDLER_ID_NONE &&
|
|
(mpt_reply_handlers[cbi]
|
|
== mpt_default_reply_handler))
|
|
free_cbi = cbi;
|
|
}
|
|
if (free_cbi == MPT_HANDLER_ID_NONE) {
|
|
return (ENOMEM);
|
|
}
|
|
mpt_reply_handlers[free_cbi] = handler.reply_handler;
|
|
*phandler_id = MPT_CBI_TO_HID(free_cbi);
|
|
break;
|
|
}
|
|
default:
|
|
mpt_prt(mpt, "mpt_register_handler unknown type %d\n", type);
|
|
return (EINVAL);
|
|
}
|
|
return (0);
|
|
}
|
|
|
|
int
|
|
mpt_deregister_handler(struct mpt_softc *mpt, mpt_handler_type type,
|
|
mpt_handler_t handler, uint32_t handler_id)
|
|
{
|
|
|
|
switch (type) {
|
|
case MPT_HANDLER_REPLY:
|
|
{
|
|
u_int cbi;
|
|
|
|
cbi = MPT_CBI(handler_id);
|
|
if (cbi >= MPT_NUM_REPLY_HANDLERS
|
|
|| mpt_reply_handlers[cbi] != handler.reply_handler)
|
|
return (ENOENT);
|
|
mpt_reply_handlers[cbi] = mpt_default_reply_handler;
|
|
break;
|
|
}
|
|
default:
|
|
mpt_prt(mpt, "mpt_deregister_handler unknown type %d\n", type);
|
|
return (EINVAL);
|
|
}
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
mpt_default_reply_handler(struct mpt_softc *mpt, request_t *req,
|
|
uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame)
|
|
{
|
|
mpt_prt(mpt,
|
|
"Default Handler Called: req=%p:%u reply_descriptor=%x frame=%p\n",
|
|
req, req->serno, reply_desc, reply_frame);
|
|
|
|
if (reply_frame != NULL)
|
|
mpt_dump_reply_frame(mpt, reply_frame);
|
|
|
|
mpt_prt(mpt, "Reply Frame Ignored\n");
|
|
|
|
return (/*free_reply*/TRUE);
|
|
}
|
|
|
|
static int
|
|
mpt_config_reply_handler(struct mpt_softc *mpt, request_t *req,
|
|
uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame)
|
|
{
|
|
if (req != NULL) {
|
|
|
|
if (reply_frame != NULL) {
|
|
MSG_CONFIG *cfgp;
|
|
MSG_CONFIG_REPLY *reply;
|
|
|
|
cfgp = (MSG_CONFIG *)req->req_vbuf;
|
|
reply = (MSG_CONFIG_REPLY *)reply_frame;
|
|
req->IOCStatus = le16toh(reply_frame->IOCStatus);
|
|
bcopy(&reply->Header, &cfgp->Header,
|
|
sizeof(cfgp->Header));
|
|
}
|
|
req->state &= ~REQ_STATE_QUEUED;
|
|
req->state |= REQ_STATE_DONE;
|
|
TAILQ_REMOVE(&mpt->request_pending_list, req, links);
|
|
if ((req->state & REQ_STATE_NEED_WAKEUP) != 0) {
|
|
wakeup(req);
|
|
}
|
|
}
|
|
|
|
return (TRUE);
|
|
}
|
|
|
|
static int
|
|
mpt_handshake_reply_handler(struct mpt_softc *mpt, request_t *req,
|
|
uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame)
|
|
{
|
|
/* Nothing to be done. */
|
|
return (TRUE);
|
|
}
|
|
|
|
static int
|
|
mpt_event_reply_handler(struct mpt_softc *mpt, request_t *req,
|
|
uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame)
|
|
{
|
|
int free_reply;
|
|
|
|
KASSERT(reply_frame != NULL, ("null reply in mpt_event_reply_handler"));
|
|
KASSERT(req != NULL, ("null request in mpt_event_reply_handler"));
|
|
|
|
free_reply = TRUE;
|
|
switch (reply_frame->Function) {
|
|
case MPI_FUNCTION_EVENT_NOTIFICATION:
|
|
{
|
|
MSG_EVENT_NOTIFY_REPLY *msg;
|
|
struct mpt_personality *pers;
|
|
u_int handled;
|
|
|
|
handled = 0;
|
|
msg = (MSG_EVENT_NOTIFY_REPLY *)reply_frame;
|
|
MPT_PERS_FOREACH(mpt, pers)
|
|
handled += pers->event(mpt, req, msg);
|
|
|
|
if (handled == 0 && mpt->mpt_pers_mask == 0) {
|
|
mpt_lprt(mpt, MPT_PRT_INFO,
|
|
"No Handlers For Any Event Notify Frames. "
|
|
"Event %#x (ACK %sequired).\n",
|
|
msg->Event, msg->AckRequired? "r" : "not r");
|
|
} else if (handled == 0) {
|
|
mpt_lprt(mpt, MPT_PRT_WARN,
|
|
"Unhandled Event Notify Frame. Event %#x "
|
|
"(ACK %sequired).\n",
|
|
msg->Event, msg->AckRequired? "r" : "not r");
|
|
}
|
|
|
|
if (msg->AckRequired) {
|
|
request_t *ack_req;
|
|
uint32_t context;
|
|
|
|
context = htole32(req->index|MPT_REPLY_HANDLER_EVENTS);
|
|
ack_req = mpt_get_request(mpt, FALSE);
|
|
if (ack_req == NULL) {
|
|
struct mpt_evtf_record *evtf;
|
|
|
|
evtf = (struct mpt_evtf_record *)reply_frame;
|
|
evtf->context = context;
|
|
LIST_INSERT_HEAD(&mpt->ack_frames, evtf, links);
|
|
free_reply = FALSE;
|
|
break;
|
|
}
|
|
mpt_send_event_ack(mpt, ack_req, msg, context);
|
|
/*
|
|
* Don't check for CONTINUATION_REPLY here
|
|
*/
|
|
return (free_reply);
|
|
}
|
|
break;
|
|
}
|
|
case MPI_FUNCTION_PORT_ENABLE:
|
|
mpt_lprt(mpt, MPT_PRT_DEBUG , "enable port reply\n");
|
|
break;
|
|
case MPI_FUNCTION_EVENT_ACK:
|
|
break;
|
|
default:
|
|
mpt_prt(mpt, "unknown event function: %x\n",
|
|
reply_frame->Function);
|
|
break;
|
|
}
|
|
|
|
/*
|
|
* I'm not sure that this continuation stuff works as it should.
|
|
*
|
|
* I've had FC async events occur that free the frame up because
|
|
* the continuation bit isn't set, and then additional async events
|
|
* then occur using the same context. As you might imagine, this
|
|
* leads to Very Bad Thing.
|
|
*
|
|
* Let's just be safe for now and not free them up until we figure
|
|
* out what's actually happening here.
|
|
*/
|
|
#if 0
|
|
if ((reply_frame->MsgFlags & MPI_MSGFLAGS_CONTINUATION_REPLY) == 0) {
|
|
TAILQ_REMOVE(&mpt->request_pending_list, req, links);
|
|
mpt_free_request(mpt, req);
|
|
mpt_prt(mpt, "event_reply %x for req %p:%u NOT a continuation",
|
|
reply_frame->Function, req, req->serno);
|
|
if (reply_frame->Function == MPI_FUNCTION_EVENT_NOTIFICATION) {
|
|
MSG_EVENT_NOTIFY_REPLY *msg =
|
|
(MSG_EVENT_NOTIFY_REPLY *)reply_frame;
|
|
mpt_prtc(mpt, " Event=0x%x AckReq=%d",
|
|
msg->Event, msg->AckRequired);
|
|
}
|
|
} else {
|
|
mpt_prt(mpt, "event_reply %x for %p:%u IS a continuation",
|
|
reply_frame->Function, req, req->serno);
|
|
if (reply_frame->Function == MPI_FUNCTION_EVENT_NOTIFICATION) {
|
|
MSG_EVENT_NOTIFY_REPLY *msg =
|
|
(MSG_EVENT_NOTIFY_REPLY *)reply_frame;
|
|
mpt_prtc(mpt, " Event=0x%x AckReq=%d",
|
|
msg->Event, msg->AckRequired);
|
|
}
|
|
mpt_prtc(mpt, "\n");
|
|
}
|
|
#endif
|
|
return (free_reply);
|
|
}
|
|
|
|
/*
|
|
* Process an asynchronous event from the IOC.
|
|
*/
|
|
static int
|
|
mpt_core_event(struct mpt_softc *mpt, request_t *req,
|
|
MSG_EVENT_NOTIFY_REPLY *msg)
|
|
{
|
|
mpt_lprt(mpt, MPT_PRT_DEBUG, "mpt_core_event: 0x%x\n",
|
|
msg->Event & 0xFF);
|
|
switch(msg->Event & 0xFF) {
|
|
case MPI_EVENT_NONE:
|
|
break;
|
|
case MPI_EVENT_LOG_DATA:
|
|
{
|
|
int i;
|
|
|
|
/* Some error occured that LSI wants logged */
|
|
mpt_prt(mpt, "EvtLogData: IOCLogInfo: 0x%08x\n",
|
|
msg->IOCLogInfo);
|
|
mpt_prt(mpt, "\tEvtLogData: Event Data:");
|
|
for (i = 0; i < msg->EventDataLength; i++)
|
|
mpt_prtc(mpt, " %08x", msg->Data[i]);
|
|
mpt_prtc(mpt, "\n");
|
|
break;
|
|
}
|
|
case MPI_EVENT_EVENT_CHANGE:
|
|
/*
|
|
* This is just an acknowledgement
|
|
* of our mpt_send_event_request.
|
|
*/
|
|
break;
|
|
case MPI_EVENT_SAS_DEVICE_STATUS_CHANGE:
|
|
break;
|
|
default:
|
|
return (0);
|
|
break;
|
|
}
|
|
return (1);
|
|
}
|
|
|
|
static void
|
|
mpt_send_event_ack(struct mpt_softc *mpt, request_t *ack_req,
|
|
MSG_EVENT_NOTIFY_REPLY *msg, uint32_t context)
|
|
{
|
|
MSG_EVENT_ACK *ackp;
|
|
|
|
ackp = (MSG_EVENT_ACK *)ack_req->req_vbuf;
|
|
memset(ackp, 0, sizeof (*ackp));
|
|
ackp->Function = MPI_FUNCTION_EVENT_ACK;
|
|
ackp->Event = msg->Event;
|
|
ackp->EventContext = msg->EventContext;
|
|
ackp->MsgContext = context;
|
|
mpt_check_doorbell(mpt);
|
|
mpt_send_cmd(mpt, ack_req);
|
|
}
|
|
|
|
/***************************** Interrupt Handling *****************************/
|
|
void
|
|
mpt_intr(void *arg)
|
|
{
|
|
struct mpt_softc *mpt;
|
|
uint32_t reply_desc;
|
|
int ntrips = 0;
|
|
|
|
mpt = (struct mpt_softc *)arg;
|
|
mpt_lprt(mpt, MPT_PRT_DEBUG2, "enter mpt_intr\n");
|
|
while ((reply_desc = mpt_pop_reply_queue(mpt)) != MPT_REPLY_EMPTY) {
|
|
request_t *req;
|
|
MSG_DEFAULT_REPLY *reply_frame;
|
|
uint32_t reply_baddr;
|
|
uint32_t ctxt_idx;
|
|
u_int cb_index;
|
|
u_int req_index;
|
|
int free_rf;
|
|
|
|
req = NULL;
|
|
reply_frame = NULL;
|
|
reply_baddr = 0;
|
|
if ((reply_desc & MPI_ADDRESS_REPLY_A_BIT) != 0) {
|
|
u_int offset;
|
|
/*
|
|
* Insure that the reply frame is coherent.
|
|
*/
|
|
reply_baddr = MPT_REPLY_BADDR(reply_desc);
|
|
offset = reply_baddr - (mpt->reply_phys & 0xFFFFFFFF);
|
|
bus_dmamap_sync_range(mpt->reply_dmat,
|
|
mpt->reply_dmap, offset, MPT_REPLY_SIZE,
|
|
BUS_DMASYNC_POSTREAD);
|
|
reply_frame = MPT_REPLY_OTOV(mpt, offset);
|
|
ctxt_idx = le32toh(reply_frame->MsgContext);
|
|
} else {
|
|
uint32_t type;
|
|
|
|
type = MPI_GET_CONTEXT_REPLY_TYPE(reply_desc);
|
|
ctxt_idx = reply_desc;
|
|
mpt_lprt(mpt, MPT_PRT_DEBUG1, "Context Reply: 0x%08x\n",
|
|
reply_desc);
|
|
|
|
switch (type) {
|
|
case MPI_CONTEXT_REPLY_TYPE_SCSI_INIT:
|
|
ctxt_idx &= MPI_CONTEXT_REPLY_CONTEXT_MASK;
|
|
break;
|
|
case MPI_CONTEXT_REPLY_TYPE_SCSI_TARGET:
|
|
ctxt_idx = GET_IO_INDEX(reply_desc);
|
|
if (mpt->tgt_cmd_ptrs == NULL) {
|
|
mpt_prt(mpt,
|
|
"mpt_intr: no target cmd ptrs\n");
|
|
reply_desc = MPT_REPLY_EMPTY;
|
|
break;
|
|
}
|
|
if (ctxt_idx >= mpt->tgt_cmds_allocated) {
|
|
mpt_prt(mpt,
|
|
"mpt_intr: bad tgt cmd ctxt %u\n",
|
|
ctxt_idx);
|
|
reply_desc = MPT_REPLY_EMPTY;
|
|
ntrips = 1000;
|
|
break;
|
|
}
|
|
req = mpt->tgt_cmd_ptrs[ctxt_idx];
|
|
if (req == NULL) {
|
|
mpt_prt(mpt, "no request backpointer "
|
|
"at index %u", ctxt_idx);
|
|
reply_desc = MPT_REPLY_EMPTY;
|
|
ntrips = 1000;
|
|
break;
|
|
}
|
|
/*
|
|
* Reformulate ctxt_idx to be just as if
|
|
* it were another type of context reply
|
|
* so the code below will find the request
|
|
* via indexing into the pool.
|
|
*/
|
|
ctxt_idx =
|
|
req->index | mpt->scsi_tgt_handler_id;
|
|
req = NULL;
|
|
break;
|
|
case MPI_CONTEXT_REPLY_TYPE_LAN:
|
|
mpt_prt(mpt, "LAN CONTEXT REPLY: 0x%08x\n",
|
|
reply_desc);
|
|
reply_desc = MPT_REPLY_EMPTY;
|
|
break;
|
|
default:
|
|
mpt_prt(mpt, "Context Reply 0x%08x?\n", type);
|
|
reply_desc = MPT_REPLY_EMPTY;
|
|
break;
|
|
}
|
|
if (reply_desc == MPT_REPLY_EMPTY) {
|
|
if (ntrips++ > 1000) {
|
|
break;
|
|
}
|
|
continue;
|
|
}
|
|
}
|
|
|
|
cb_index = MPT_CONTEXT_TO_CBI(ctxt_idx);
|
|
req_index = MPT_CONTEXT_TO_REQI(ctxt_idx);
|
|
if (req_index < MPT_MAX_REQUESTS(mpt)) {
|
|
req = &mpt->request_pool[req_index];
|
|
} else {
|
|
mpt_prt(mpt, "WARN: mpt_intr index == %d (reply_desc =="
|
|
" 0x%x)\n", req_index, reply_desc);
|
|
}
|
|
|
|
free_rf = mpt_reply_handlers[cb_index](mpt, req,
|
|
reply_desc, reply_frame);
|
|
|
|
if (reply_frame != NULL && free_rf) {
|
|
mpt_free_reply(mpt, reply_baddr);
|
|
}
|
|
|
|
/*
|
|
* If we got ourselves disabled, don't get stuck in a loop
|
|
*/
|
|
if (mpt->disabled) {
|
|
mpt_disable_ints(mpt);
|
|
break;
|
|
}
|
|
if (ntrips++ > 1000) {
|
|
break;
|
|
}
|
|
}
|
|
mpt_lprt(mpt, MPT_PRT_DEBUG2, "exit mpt_intr\n");
|
|
}
|
|
|
|
/******************************* Error Recovery *******************************/
|
|
void
|
|
mpt_complete_request_chain(struct mpt_softc *mpt, struct req_queue *chain,
|
|
u_int iocstatus)
|
|
{
|
|
MSG_DEFAULT_REPLY ioc_status_frame;
|
|
request_t *req;
|
|
|
|
memset(&ioc_status_frame, 0, sizeof(ioc_status_frame));
|
|
ioc_status_frame.MsgLength = roundup2(sizeof(ioc_status_frame), 4);
|
|
ioc_status_frame.IOCStatus = iocstatus;
|
|
while((req = TAILQ_FIRST(chain)) != NULL) {
|
|
MSG_REQUEST_HEADER *msg_hdr;
|
|
u_int cb_index;
|
|
|
|
TAILQ_REMOVE(chain, req, links);
|
|
msg_hdr = (MSG_REQUEST_HEADER *)req->req_vbuf;
|
|
ioc_status_frame.Function = msg_hdr->Function;
|
|
ioc_status_frame.MsgContext = msg_hdr->MsgContext;
|
|
cb_index = MPT_CONTEXT_TO_CBI(le32toh(msg_hdr->MsgContext));
|
|
mpt_reply_handlers[cb_index](mpt, req, msg_hdr->MsgContext,
|
|
&ioc_status_frame);
|
|
}
|
|
}
|
|
|
|
/********************************* Diagnostics ********************************/
|
|
/*
|
|
* Perform a diagnostic dump of a reply frame.
|
|
*/
|
|
void
|
|
mpt_dump_reply_frame(struct mpt_softc *mpt, MSG_DEFAULT_REPLY *reply_frame)
|
|
{
|
|
mpt_prt(mpt, "Address Reply:\n");
|
|
mpt_print_reply(reply_frame);
|
|
}
|
|
|
|
/******************************* Doorbell Access ******************************/
|
|
static __inline uint32_t mpt_rd_db(struct mpt_softc *mpt);
|
|
static __inline uint32_t mpt_rd_intr(struct mpt_softc *mpt);
|
|
|
|
static __inline uint32_t
|
|
mpt_rd_db(struct mpt_softc *mpt)
|
|
{
|
|
return mpt_read(mpt, MPT_OFFSET_DOORBELL);
|
|
}
|
|
|
|
static __inline uint32_t
|
|
mpt_rd_intr(struct mpt_softc *mpt)
|
|
{
|
|
return mpt_read(mpt, MPT_OFFSET_INTR_STATUS);
|
|
}
|
|
|
|
/* Busy wait for a door bell to be read by IOC */
|
|
static int
|
|
mpt_wait_db_ack(struct mpt_softc *mpt)
|
|
{
|
|
int i;
|
|
for (i=0; i < MPT_MAX_WAIT; i++) {
|
|
if (!MPT_DB_IS_BUSY(mpt_rd_intr(mpt))) {
|
|
maxwait_ack = i > maxwait_ack ? i : maxwait_ack;
|
|
return (MPT_OK);
|
|
}
|
|
DELAY(200);
|
|
}
|
|
return (MPT_FAIL);
|
|
}
|
|
|
|
/* Busy wait for a door bell interrupt */
|
|
static int
|
|
mpt_wait_db_int(struct mpt_softc *mpt)
|
|
{
|
|
int i;
|
|
for (i=0; i < MPT_MAX_WAIT; i++) {
|
|
if (MPT_DB_INTR(mpt_rd_intr(mpt))) {
|
|
maxwait_int = i > maxwait_int ? i : maxwait_int;
|
|
return MPT_OK;
|
|
}
|
|
DELAY(100);
|
|
}
|
|
return (MPT_FAIL);
|
|
}
|
|
|
|
/* Wait for IOC to transition to a give state */
|
|
void
|
|
mpt_check_doorbell(struct mpt_softc *mpt)
|
|
{
|
|
uint32_t db = mpt_rd_db(mpt);
|
|
if (MPT_STATE(db) != MPT_DB_STATE_RUNNING) {
|
|
mpt_prt(mpt, "Device not running\n");
|
|
mpt_print_db(db);
|
|
}
|
|
}
|
|
|
|
/* Wait for IOC to transition to a give state */
|
|
static int
|
|
mpt_wait_state(struct mpt_softc *mpt, enum DB_STATE_BITS state)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < MPT_MAX_WAIT; i++) {
|
|
uint32_t db = mpt_rd_db(mpt);
|
|
if (MPT_STATE(db) == state) {
|
|
maxwait_state = i > maxwait_state ? i : maxwait_state;
|
|
return (MPT_OK);
|
|
}
|
|
DELAY(100);
|
|
}
|
|
return (MPT_FAIL);
|
|
}
|
|
|
|
|
|
/************************* Intialization/Configuration ************************/
|
|
static int mpt_download_fw(struct mpt_softc *mpt);
|
|
|
|
/* Issue the reset COMMAND to the IOC */
|
|
static int
|
|
mpt_soft_reset(struct mpt_softc *mpt)
|
|
{
|
|
mpt_lprt(mpt, MPT_PRT_DEBUG, "soft reset\n");
|
|
|
|
/* Have to use hard reset if we are not in Running state */
|
|
if (MPT_STATE(mpt_rd_db(mpt)) != MPT_DB_STATE_RUNNING) {
|
|
mpt_prt(mpt, "soft reset failed: device not running\n");
|
|
return (MPT_FAIL);
|
|
}
|
|
|
|
/* If door bell is in use we don't have a chance of getting
|
|
* a word in since the IOC probably crashed in message
|
|
* processing. So don't waste our time.
|
|
*/
|
|
if (MPT_DB_IS_IN_USE(mpt_rd_db(mpt))) {
|
|
mpt_prt(mpt, "soft reset failed: doorbell wedged\n");
|
|
return (MPT_FAIL);
|
|
}
|
|
|
|
/* Send the reset request to the IOC */
|
|
mpt_write(mpt, MPT_OFFSET_DOORBELL,
|
|
MPI_FUNCTION_IOC_MESSAGE_UNIT_RESET << MPI_DOORBELL_FUNCTION_SHIFT);
|
|
if (mpt_wait_db_ack(mpt) != MPT_OK) {
|
|
mpt_prt(mpt, "soft reset failed: ack timeout\n");
|
|
return (MPT_FAIL);
|
|
}
|
|
|
|
/* Wait for the IOC to reload and come out of reset state */
|
|
if (mpt_wait_state(mpt, MPT_DB_STATE_READY) != MPT_OK) {
|
|
mpt_prt(mpt, "soft reset failed: device did not restart\n");
|
|
return (MPT_FAIL);
|
|
}
|
|
|
|
return MPT_OK;
|
|
}
|
|
|
|
static int
|
|
mpt_enable_diag_mode(struct mpt_softc *mpt)
|
|
{
|
|
int try;
|
|
|
|
try = 20;
|
|
while (--try) {
|
|
|
|
if ((mpt_read(mpt, MPT_OFFSET_DIAGNOSTIC) & MPI_DIAG_DRWE) != 0)
|
|
break;
|
|
|
|
/* Enable diagnostic registers */
|
|
mpt_write(mpt, MPT_OFFSET_SEQUENCE, 0xFF);
|
|
mpt_write(mpt, MPT_OFFSET_SEQUENCE, MPI_WRSEQ_1ST_KEY_VALUE);
|
|
mpt_write(mpt, MPT_OFFSET_SEQUENCE, MPI_WRSEQ_2ND_KEY_VALUE);
|
|
mpt_write(mpt, MPT_OFFSET_SEQUENCE, MPI_WRSEQ_3RD_KEY_VALUE);
|
|
mpt_write(mpt, MPT_OFFSET_SEQUENCE, MPI_WRSEQ_4TH_KEY_VALUE);
|
|
mpt_write(mpt, MPT_OFFSET_SEQUENCE, MPI_WRSEQ_5TH_KEY_VALUE);
|
|
|
|
DELAY(100000);
|
|
}
|
|
if (try == 0)
|
|
return (EIO);
|
|
return (0);
|
|
}
|
|
|
|
static void
|
|
mpt_disable_diag_mode(struct mpt_softc *mpt)
|
|
{
|
|
mpt_write(mpt, MPT_OFFSET_SEQUENCE, 0xFFFFFFFF);
|
|
}
|
|
|
|
/* This is a magic diagnostic reset that resets all the ARM
|
|
* processors in the chip.
|
|
*/
|
|
static void
|
|
mpt_hard_reset(struct mpt_softc *mpt)
|
|
{
|
|
int error;
|
|
int wait;
|
|
uint32_t diagreg;
|
|
|
|
mpt_lprt(mpt, MPT_PRT_DEBUG, "hard reset\n");
|
|
|
|
error = mpt_enable_diag_mode(mpt);
|
|
if (error) {
|
|
mpt_prt(mpt, "WARNING - Could not enter diagnostic mode !\n");
|
|
mpt_prt(mpt, "Trying to reset anyway.\n");
|
|
}
|
|
|
|
diagreg = mpt_read(mpt, MPT_OFFSET_DIAGNOSTIC);
|
|
|
|
/*
|
|
* This appears to be a workaround required for some
|
|
* firmware or hardware revs.
|
|
*/
|
|
mpt_write(mpt, MPT_OFFSET_DIAGNOSTIC, diagreg | MPI_DIAG_DISABLE_ARM);
|
|
DELAY(1000);
|
|
|
|
/* Diag. port is now active so we can now hit the reset bit */
|
|
mpt_write(mpt, MPT_OFFSET_DIAGNOSTIC, diagreg | MPI_DIAG_RESET_ADAPTER);
|
|
|
|
/*
|
|
* Ensure that the reset has finished. We delay 1ms
|
|
* prior to reading the register to make sure the chip
|
|
* has sufficiently completed its reset to handle register
|
|
* accesses.
|
|
*/
|
|
wait = 5000;
|
|
do {
|
|
DELAY(1000);
|
|
diagreg = mpt_read(mpt, MPT_OFFSET_DIAGNOSTIC);
|
|
} while (--wait && (diagreg & MPI_DIAG_RESET_ADAPTER) == 0);
|
|
|
|
if (wait == 0) {
|
|
mpt_prt(mpt, "WARNING - Failed hard reset! "
|
|
"Trying to initialize anyway.\n");
|
|
}
|
|
|
|
/*
|
|
* If we have firmware to download, it must be loaded before
|
|
* the controller will become operational. Do so now.
|
|
*/
|
|
if (mpt->fw_image != NULL) {
|
|
|
|
error = mpt_download_fw(mpt);
|
|
|
|
if (error) {
|
|
mpt_prt(mpt, "WARNING - Firmware Download Failed!\n");
|
|
mpt_prt(mpt, "Trying to initialize anyway.\n");
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Reseting the controller should have disabled write
|
|
* access to the diagnostic registers, but disable
|
|
* manually to be sure.
|
|
*/
|
|
mpt_disable_diag_mode(mpt);
|
|
}
|
|
|
|
static void
|
|
mpt_core_ioc_reset(struct mpt_softc *mpt, int type)
|
|
{
|
|
/*
|
|
* Complete all pending requests with a status
|
|
* appropriate for an IOC reset.
|
|
*/
|
|
mpt_complete_request_chain(mpt, &mpt->request_pending_list,
|
|
MPI_IOCSTATUS_INVALID_STATE);
|
|
}
|
|
|
|
|
|
/*
|
|
* Reset the IOC when needed. Try software command first then if needed
|
|
* poke at the magic diagnostic reset. Note that a hard reset resets
|
|
* *both* IOCs on dual function chips (FC929 && LSI1030) as well as
|
|
* fouls up the PCI configuration registers.
|
|
*/
|
|
int
|
|
mpt_reset(struct mpt_softc *mpt, int reinit)
|
|
{
|
|
struct mpt_personality *pers;
|
|
int ret;
|
|
int retry_cnt = 0;
|
|
|
|
/*
|
|
* Try a soft reset. If that fails, get out the big hammer.
|
|
*/
|
|
again:
|
|
if ((ret = mpt_soft_reset(mpt)) != MPT_OK) {
|
|
int cnt;
|
|
for (cnt = 0; cnt < 5; cnt++) {
|
|
/* Failed; do a hard reset */
|
|
mpt_hard_reset(mpt);
|
|
|
|
/*
|
|
* Wait for the IOC to reload
|
|
* and come out of reset state
|
|
*/
|
|
ret = mpt_wait_state(mpt, MPT_DB_STATE_READY);
|
|
if (ret == MPT_OK) {
|
|
break;
|
|
}
|
|
/*
|
|
* Okay- try to check again...
|
|
*/
|
|
ret = mpt_wait_state(mpt, MPT_DB_STATE_READY);
|
|
if (ret == MPT_OK) {
|
|
break;
|
|
}
|
|
mpt_prt(mpt, "mpt_reset: failed hard reset (%d:%d)\n",
|
|
retry_cnt, cnt);
|
|
}
|
|
}
|
|
|
|
if (retry_cnt == 0) {
|
|
/*
|
|
* Invoke reset handlers. We bump the reset count so
|
|
* that mpt_wait_req() understands that regardless of
|
|
* the specified wait condition, it should stop its wait.
|
|
*/
|
|
mpt->reset_cnt++;
|
|
MPT_PERS_FOREACH(mpt, pers)
|
|
pers->reset(mpt, ret);
|
|
}
|
|
|
|
if (reinit) {
|
|
ret = mpt_enable_ioc(mpt, 1);
|
|
if (ret == MPT_OK) {
|
|
mpt_enable_ints(mpt);
|
|
}
|
|
}
|
|
if (ret != MPT_OK && retry_cnt++ < 2) {
|
|
goto again;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
/* Return a command buffer to the free queue */
|
|
void
|
|
mpt_free_request(struct mpt_softc *mpt, request_t *req)
|
|
{
|
|
request_t *nxt;
|
|
struct mpt_evtf_record *record;
|
|
uint32_t reply_baddr;
|
|
|
|
if (req == NULL || req != &mpt->request_pool[req->index]) {
|
|
panic("mpt_free_request bad req ptr\n");
|
|
return;
|
|
}
|
|
if ((nxt = req->chain) != NULL) {
|
|
req->chain = NULL;
|
|
mpt_free_request(mpt, nxt); /* NB: recursion */
|
|
}
|
|
KASSERT(req->state != REQ_STATE_FREE, ("freeing free request"));
|
|
KASSERT(!(req->state & REQ_STATE_LOCKED), ("freeing locked request"));
|
|
KASSERT(MPT_OWNED(mpt), ("mpt_free_request: mpt not locked\n"));
|
|
KASSERT(mpt_req_on_free_list(mpt, req) == 0,
|
|
("mpt_free_request: req %p:%u func %x already on freelist",
|
|
req, req->serno, ((MSG_REQUEST_HEADER *)req->req_vbuf)->Function));
|
|
KASSERT(mpt_req_on_pending_list(mpt, req) == 0,
|
|
("mpt_free_request: req %p:%u func %x on pending list",
|
|
req, req->serno, ((MSG_REQUEST_HEADER *)req->req_vbuf)->Function));
|
|
#ifdef INVARIANTS
|
|
mpt_req_not_spcl(mpt, req, "mpt_free_request", __LINE__);
|
|
#endif
|
|
|
|
req->ccb = NULL;
|
|
if (LIST_EMPTY(&mpt->ack_frames)) {
|
|
/*
|
|
* Insert free ones at the tail
|
|
*/
|
|
req->serno = 0;
|
|
req->state = REQ_STATE_FREE;
|
|
#ifdef INVARIANTS
|
|
memset(req->req_vbuf, 0xff, sizeof (MSG_REQUEST_HEADER));
|
|
#endif
|
|
TAILQ_INSERT_TAIL(&mpt->request_free_list, req, links);
|
|
if (mpt->getreqwaiter != 0) {
|
|
mpt->getreqwaiter = 0;
|
|
wakeup(&mpt->request_free_list);
|
|
}
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* Process an ack frame deferred due to resource shortage.
|
|
*/
|
|
record = LIST_FIRST(&mpt->ack_frames);
|
|
LIST_REMOVE(record, links);
|
|
req->state = REQ_STATE_ALLOCATED;
|
|
mpt_assign_serno(mpt, req);
|
|
mpt_send_event_ack(mpt, req, &record->reply, record->context);
|
|
reply_baddr = (uint32_t)((uint8_t *)record - mpt->reply)
|
|
+ (mpt->reply_phys & 0xFFFFFFFF);
|
|
mpt_free_reply(mpt, reply_baddr);
|
|
}
|
|
|
|
/* Get a command buffer from the free queue */
|
|
request_t *
|
|
mpt_get_request(struct mpt_softc *mpt, int sleep_ok)
|
|
{
|
|
request_t *req;
|
|
|
|
retry:
|
|
KASSERT(MPT_OWNED(mpt), ("mpt_get_request: mpt not locked\n"));
|
|
req = TAILQ_FIRST(&mpt->request_free_list);
|
|
if (req != NULL) {
|
|
KASSERT(req == &mpt->request_pool[req->index],
|
|
("mpt_get_request: corrupted request free list\n"));
|
|
KASSERT(req->state == REQ_STATE_FREE,
|
|
("req %p:%u not free on free list %x index %d function %x",
|
|
req, req->serno, req->state, req->index,
|
|
((MSG_REQUEST_HEADER *)req->req_vbuf)->Function));
|
|
TAILQ_REMOVE(&mpt->request_free_list, req, links);
|
|
req->state = REQ_STATE_ALLOCATED;
|
|
req->chain = NULL;
|
|
mpt_assign_serno(mpt, req);
|
|
} else if (sleep_ok != 0) {
|
|
mpt->getreqwaiter = 1;
|
|
mpt_sleep(mpt, &mpt->request_free_list, PUSER, "mptgreq", 0);
|
|
goto retry;
|
|
}
|
|
return (req);
|
|
}
|
|
|
|
/* Pass the command to the IOC */
|
|
void
|
|
mpt_send_cmd(struct mpt_softc *mpt, request_t *req)
|
|
{
|
|
if (mpt->verbose > MPT_PRT_DEBUG2) {
|
|
mpt_dump_request(mpt, req);
|
|
}
|
|
bus_dmamap_sync(mpt->request_dmat, mpt->request_dmap,
|
|
BUS_DMASYNC_PREWRITE);
|
|
req->state |= REQ_STATE_QUEUED;
|
|
KASSERT(mpt_req_on_free_list(mpt, req) == 0,
|
|
("req %p:%u func %x on freelist list in mpt_send_cmd",
|
|
req, req->serno, ((MSG_REQUEST_HEADER *)req->req_vbuf)->Function));
|
|
KASSERT(mpt_req_on_pending_list(mpt, req) == 0,
|
|
("req %p:%u func %x already on pending list in mpt_send_cmd",
|
|
req, req->serno, ((MSG_REQUEST_HEADER *)req->req_vbuf)->Function));
|
|
TAILQ_INSERT_HEAD(&mpt->request_pending_list, req, links);
|
|
mpt_write(mpt, MPT_OFFSET_REQUEST_Q, (uint32_t) req->req_pbuf);
|
|
}
|
|
|
|
/*
|
|
* Wait for a request to complete.
|
|
*
|
|
* Inputs:
|
|
* mpt softc of controller executing request
|
|
* req request to wait for
|
|
* sleep_ok nonzero implies may sleep in this context
|
|
* time_ms timeout in ms. 0 implies no timeout.
|
|
*
|
|
* Return Values:
|
|
* 0 Request completed
|
|
* non-0 Timeout fired before request completion.
|
|
*/
|
|
int
|
|
mpt_wait_req(struct mpt_softc *mpt, request_t *req,
|
|
mpt_req_state_t state, mpt_req_state_t mask,
|
|
int sleep_ok, int time_ms)
|
|
{
|
|
int error;
|
|
int timeout;
|
|
u_int saved_cnt;
|
|
|
|
/*
|
|
* timeout is in ms. 0 indicates infinite wait.
|
|
* Convert to ticks or 500us units depending on
|
|
* our sleep mode.
|
|
*/
|
|
if (sleep_ok != 0) {
|
|
timeout = (time_ms * hz) / 1000;
|
|
} else {
|
|
timeout = time_ms * 2;
|
|
}
|
|
req->state |= REQ_STATE_NEED_WAKEUP;
|
|
mask &= ~REQ_STATE_NEED_WAKEUP;
|
|
saved_cnt = mpt->reset_cnt;
|
|
while ((req->state & mask) != state && mpt->reset_cnt == saved_cnt) {
|
|
if (sleep_ok != 0) {
|
|
error = mpt_sleep(mpt, req, PUSER, "mptreq", timeout);
|
|
if (error == EWOULDBLOCK) {
|
|
timeout = 0;
|
|
break;
|
|
}
|
|
} else {
|
|
if (time_ms != 0 && --timeout == 0) {
|
|
break;
|
|
}
|
|
DELAY(500);
|
|
mpt_intr(mpt);
|
|
}
|
|
}
|
|
req->state &= ~REQ_STATE_NEED_WAKEUP;
|
|
if (mpt->reset_cnt != saved_cnt) {
|
|
return (EIO);
|
|
}
|
|
if (time_ms && timeout <= 0) {
|
|
MSG_REQUEST_HEADER *msg_hdr = req->req_vbuf;
|
|
mpt_prt(mpt, "mpt_wait_req(%x) timed out\n", msg_hdr->Function);
|
|
return (ETIMEDOUT);
|
|
}
|
|
return (0);
|
|
}
|
|
|
|
/*
|
|
* Send a command to the IOC via the handshake register.
|
|
*
|
|
* Only done at initialization time and for certain unusual
|
|
* commands such as device/bus reset as specified by LSI.
|
|
*/
|
|
int
|
|
mpt_send_handshake_cmd(struct mpt_softc *mpt, size_t len, void *cmd)
|
|
{
|
|
int i;
|
|
uint32_t data, *data32;
|
|
|
|
/* Check condition of the IOC */
|
|
data = mpt_rd_db(mpt);
|
|
if ((MPT_STATE(data) != MPT_DB_STATE_READY
|
|
&& MPT_STATE(data) != MPT_DB_STATE_RUNNING
|
|
&& MPT_STATE(data) != MPT_DB_STATE_FAULT)
|
|
|| MPT_DB_IS_IN_USE(data)) {
|
|
mpt_prt(mpt, "handshake aborted - invalid doorbell state\n");
|
|
mpt_print_db(data);
|
|
return (EBUSY);
|
|
}
|
|
|
|
/* We move things in 32 bit chunks */
|
|
len = (len + 3) >> 2;
|
|
data32 = cmd;
|
|
|
|
/* Clear any left over pending doorbell interupts */
|
|
if (MPT_DB_INTR(mpt_rd_intr(mpt)))
|
|
mpt_write(mpt, MPT_OFFSET_INTR_STATUS, 0);
|
|
|
|
/*
|
|
* Tell the handshake reg. we are going to send a command
|
|
* and how long it is going to be.
|
|
*/
|
|
data = (MPI_FUNCTION_HANDSHAKE << MPI_DOORBELL_FUNCTION_SHIFT) |
|
|
(len << MPI_DOORBELL_ADD_DWORDS_SHIFT);
|
|
mpt_write(mpt, MPT_OFFSET_DOORBELL, data);
|
|
|
|
/* Wait for the chip to notice */
|
|
if (mpt_wait_db_int(mpt) != MPT_OK) {
|
|
mpt_prt(mpt, "mpt_send_handshake_cmd timeout1\n");
|
|
return (ETIMEDOUT);
|
|
}
|
|
|
|
/* Clear the interrupt */
|
|
mpt_write(mpt, MPT_OFFSET_INTR_STATUS, 0);
|
|
|
|
if (mpt_wait_db_ack(mpt) != MPT_OK) {
|
|
mpt_prt(mpt, "mpt_send_handshake_cmd timeout2\n");
|
|
return (ETIMEDOUT);
|
|
}
|
|
|
|
/* Send the command */
|
|
for (i = 0; i < len; i++) {
|
|
mpt_write(mpt, MPT_OFFSET_DOORBELL, *data32++);
|
|
if (mpt_wait_db_ack(mpt) != MPT_OK) {
|
|
mpt_prt(mpt,
|
|
"mpt_send_handshake_cmd timeout! index = %d\n",
|
|
i);
|
|
return (ETIMEDOUT);
|
|
}
|
|
}
|
|
return MPT_OK;
|
|
}
|
|
|
|
/* Get the response from the handshake register */
|
|
int
|
|
mpt_recv_handshake_reply(struct mpt_softc *mpt, size_t reply_len, void *reply)
|
|
{
|
|
int left, reply_left;
|
|
u_int16_t *data16;
|
|
MSG_DEFAULT_REPLY *hdr;
|
|
|
|
/* We move things out in 16 bit chunks */
|
|
reply_len >>= 1;
|
|
data16 = (u_int16_t *)reply;
|
|
|
|
hdr = (MSG_DEFAULT_REPLY *)reply;
|
|
|
|
/* Get first word */
|
|
if (mpt_wait_db_int(mpt) != MPT_OK) {
|
|
mpt_prt(mpt, "mpt_recv_handshake_cmd timeout1\n");
|
|
return ETIMEDOUT;
|
|
}
|
|
*data16++ = mpt_read(mpt, MPT_OFFSET_DOORBELL) & MPT_DB_DATA_MASK;
|
|
mpt_write(mpt, MPT_OFFSET_INTR_STATUS, 0);
|
|
|
|
/* Get Second Word */
|
|
if (mpt_wait_db_int(mpt) != MPT_OK) {
|
|
mpt_prt(mpt, "mpt_recv_handshake_cmd timeout2\n");
|
|
return ETIMEDOUT;
|
|
}
|
|
*data16++ = mpt_read(mpt, MPT_OFFSET_DOORBELL) & MPT_DB_DATA_MASK;
|
|
mpt_write(mpt, MPT_OFFSET_INTR_STATUS, 0);
|
|
|
|
/*
|
|
* With the second word, we can now look at the length.
|
|
* Warn about a reply that's too short (except for IOC FACTS REPLY)
|
|
*/
|
|
if ((reply_len >> 1) != hdr->MsgLength &&
|
|
(hdr->Function != MPI_FUNCTION_IOC_FACTS)){
|
|
#if __FreeBSD_version >= 500000
|
|
mpt_prt(mpt, "reply length does not match message length: "
|
|
"got %x; expected %zx for function %x\n",
|
|
hdr->MsgLength << 2, reply_len << 1, hdr->Function);
|
|
#else
|
|
mpt_prt(mpt, "reply length does not match message length: "
|
|
"got %x; expected %x for function %x\n",
|
|
hdr->MsgLength << 2, reply_len << 1, hdr->Function);
|
|
#endif
|
|
}
|
|
|
|
/* Get rest of the reply; but don't overflow the provided buffer */
|
|
left = (hdr->MsgLength << 1) - 2;
|
|
reply_left = reply_len - 2;
|
|
while (left--) {
|
|
u_int16_t datum;
|
|
|
|
if (mpt_wait_db_int(mpt) != MPT_OK) {
|
|
mpt_prt(mpt, "mpt_recv_handshake_cmd timeout3\n");
|
|
return ETIMEDOUT;
|
|
}
|
|
datum = mpt_read(mpt, MPT_OFFSET_DOORBELL);
|
|
|
|
if (reply_left-- > 0)
|
|
*data16++ = datum & MPT_DB_DATA_MASK;
|
|
|
|
mpt_write(mpt, MPT_OFFSET_INTR_STATUS, 0);
|
|
}
|
|
|
|
/* One more wait & clear at the end */
|
|
if (mpt_wait_db_int(mpt) != MPT_OK) {
|
|
mpt_prt(mpt, "mpt_recv_handshake_cmd timeout4\n");
|
|
return ETIMEDOUT;
|
|
}
|
|
mpt_write(mpt, MPT_OFFSET_INTR_STATUS, 0);
|
|
|
|
if ((hdr->IOCStatus & MPI_IOCSTATUS_MASK) != MPI_IOCSTATUS_SUCCESS) {
|
|
if (mpt->verbose >= MPT_PRT_TRACE)
|
|
mpt_print_reply(hdr);
|
|
return (MPT_FAIL | hdr->IOCStatus);
|
|
}
|
|
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
mpt_get_iocfacts(struct mpt_softc *mpt, MSG_IOC_FACTS_REPLY *freplp)
|
|
{
|
|
MSG_IOC_FACTS f_req;
|
|
int error;
|
|
|
|
memset(&f_req, 0, sizeof f_req);
|
|
f_req.Function = MPI_FUNCTION_IOC_FACTS;
|
|
f_req.MsgContext = htole32(MPT_REPLY_HANDLER_HANDSHAKE);
|
|
error = mpt_send_handshake_cmd(mpt, sizeof f_req, &f_req);
|
|
if (error)
|
|
return(error);
|
|
error = mpt_recv_handshake_reply(mpt, sizeof (*freplp), freplp);
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
mpt_get_portfacts(struct mpt_softc *mpt, MSG_PORT_FACTS_REPLY *freplp)
|
|
{
|
|
MSG_PORT_FACTS f_req;
|
|
int error;
|
|
|
|
/* XXX: Only getting PORT FACTS for Port 0 */
|
|
memset(&f_req, 0, sizeof f_req);
|
|
f_req.Function = MPI_FUNCTION_PORT_FACTS;
|
|
f_req.MsgContext = htole32(MPT_REPLY_HANDLER_HANDSHAKE);
|
|
error = mpt_send_handshake_cmd(mpt, sizeof f_req, &f_req);
|
|
if (error)
|
|
return(error);
|
|
error = mpt_recv_handshake_reply(mpt, sizeof (*freplp), freplp);
|
|
return (error);
|
|
}
|
|
|
|
/*
|
|
* Send the initialization request. This is where we specify how many
|
|
* SCSI busses and how many devices per bus we wish to emulate.
|
|
* This is also the command that specifies the max size of the reply
|
|
* frames from the IOC that we will be allocating.
|
|
*/
|
|
static int
|
|
mpt_send_ioc_init(struct mpt_softc *mpt, uint32_t who)
|
|
{
|
|
int error = 0;
|
|
MSG_IOC_INIT init;
|
|
MSG_IOC_INIT_REPLY reply;
|
|
|
|
memset(&init, 0, sizeof init);
|
|
init.WhoInit = who;
|
|
init.Function = MPI_FUNCTION_IOC_INIT;
|
|
if (mpt->is_fc) {
|
|
init.MaxDevices = 255;
|
|
} else if (mpt->is_sas) {
|
|
init.MaxDevices = mpt->mpt_max_devices;
|
|
} else {
|
|
init.MaxDevices = 16;
|
|
}
|
|
init.MaxBuses = 1;
|
|
|
|
init.MsgVersion = htole16(MPI_VERSION);
|
|
init.HeaderVersion = htole16(MPI_HEADER_VERSION);
|
|
init.ReplyFrameSize = htole16(MPT_REPLY_SIZE);
|
|
init.MsgContext = htole32(MPT_REPLY_HANDLER_HANDSHAKE);
|
|
|
|
if ((error = mpt_send_handshake_cmd(mpt, sizeof init, &init)) != 0) {
|
|
return(error);
|
|
}
|
|
|
|
error = mpt_recv_handshake_reply(mpt, sizeof reply, &reply);
|
|
return (error);
|
|
}
|
|
|
|
|
|
/*
|
|
* Utiltity routine to read configuration headers and pages
|
|
*/
|
|
int
|
|
mpt_issue_cfg_req(struct mpt_softc *mpt, request_t *req, u_int Action,
|
|
u_int PageVersion, u_int PageLength, u_int PageNumber,
|
|
u_int PageType, uint32_t PageAddress, bus_addr_t addr,
|
|
bus_size_t len, int sleep_ok, int timeout_ms)
|
|
{
|
|
MSG_CONFIG *cfgp;
|
|
SGE_SIMPLE32 *se;
|
|
|
|
cfgp = req->req_vbuf;
|
|
memset(cfgp, 0, sizeof *cfgp);
|
|
cfgp->Action = Action;
|
|
cfgp->Function = MPI_FUNCTION_CONFIG;
|
|
cfgp->Header.PageVersion = PageVersion;
|
|
cfgp->Header.PageLength = PageLength;
|
|
cfgp->Header.PageNumber = PageNumber;
|
|
cfgp->Header.PageType = PageType;
|
|
cfgp->PageAddress = PageAddress;
|
|
se = (SGE_SIMPLE32 *)&cfgp->PageBufferSGE;
|
|
se->Address = addr;
|
|
MPI_pSGE_SET_LENGTH(se, len);
|
|
MPI_pSGE_SET_FLAGS(se, (MPI_SGE_FLAGS_SIMPLE_ELEMENT |
|
|
MPI_SGE_FLAGS_LAST_ELEMENT | MPI_SGE_FLAGS_END_OF_BUFFER |
|
|
MPI_SGE_FLAGS_END_OF_LIST |
|
|
((Action == MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT
|
|
|| Action == MPI_CONFIG_ACTION_PAGE_WRITE_NVRAM)
|
|
? MPI_SGE_FLAGS_HOST_TO_IOC : MPI_SGE_FLAGS_IOC_TO_HOST)));
|
|
cfgp->MsgContext = htole32(req->index | MPT_REPLY_HANDLER_CONFIG);
|
|
|
|
mpt_check_doorbell(mpt);
|
|
mpt_send_cmd(mpt, req);
|
|
return (mpt_wait_req(mpt, req, REQ_STATE_DONE, REQ_STATE_DONE,
|
|
sleep_ok, timeout_ms));
|
|
}
|
|
|
|
|
|
int
|
|
mpt_read_cfg_header(struct mpt_softc *mpt, int PageType, int PageNumber,
|
|
uint32_t PageAddress, CONFIG_PAGE_HEADER *rslt,
|
|
int sleep_ok, int timeout_ms)
|
|
{
|
|
request_t *req;
|
|
MSG_CONFIG *cfgp;
|
|
int error;
|
|
|
|
req = mpt_get_request(mpt, sleep_ok);
|
|
if (req == NULL) {
|
|
mpt_prt(mpt, "mpt_read_cfg_header: Get request failed!\n");
|
|
return (ENOMEM);
|
|
}
|
|
|
|
error = mpt_issue_cfg_req(mpt, req, MPI_CONFIG_ACTION_PAGE_HEADER,
|
|
/*PageVersion*/0, /*PageLength*/0, PageNumber,
|
|
PageType, PageAddress, /*addr*/0, /*len*/0,
|
|
sleep_ok, timeout_ms);
|
|
if (error != 0) {
|
|
mpt_free_request(mpt, req);
|
|
mpt_prt(mpt, "read_cfg_header timed out\n");
|
|
return (ETIMEDOUT);
|
|
}
|
|
|
|
switch (req->IOCStatus & MPI_IOCSTATUS_MASK) {
|
|
case MPI_IOCSTATUS_SUCCESS:
|
|
cfgp = req->req_vbuf;
|
|
bcopy(&cfgp->Header, rslt, sizeof(*rslt));
|
|
error = 0;
|
|
break;
|
|
case MPI_IOCSTATUS_CONFIG_INVALID_PAGE:
|
|
mpt_lprt(mpt, MPT_PRT_DEBUG,
|
|
"Invalid Page Type %d Number %d Addr 0x%0x\n",
|
|
PageType, PageNumber, PageAddress);
|
|
error = EINVAL;
|
|
break;
|
|
default:
|
|
mpt_prt(mpt, "mpt_read_cfg_header: Config Info Status %x\n",
|
|
req->IOCStatus);
|
|
error = EIO;
|
|
break;
|
|
}
|
|
mpt_free_request(mpt, req);
|
|
return (error);
|
|
}
|
|
|
|
int
|
|
mpt_read_cfg_page(struct mpt_softc *mpt, int Action, uint32_t PageAddress,
|
|
CONFIG_PAGE_HEADER *hdr, size_t len, int sleep_ok,
|
|
int timeout_ms)
|
|
{
|
|
request_t *req;
|
|
int error;
|
|
|
|
req = mpt_get_request(mpt, sleep_ok);
|
|
if (req == NULL) {
|
|
mpt_prt(mpt, "mpt_read_cfg_page: Get request failed!\n");
|
|
return (-1);
|
|
}
|
|
|
|
error = mpt_issue_cfg_req(mpt, req, Action, hdr->PageVersion,
|
|
hdr->PageLength, hdr->PageNumber,
|
|
hdr->PageType & MPI_CONFIG_PAGETYPE_MASK,
|
|
PageAddress, req->req_pbuf + MPT_RQSL(mpt),
|
|
len, sleep_ok, timeout_ms);
|
|
if (error != 0) {
|
|
mpt_prt(mpt, "read_cfg_page(%d) timed out\n", Action);
|
|
return (-1);
|
|
}
|
|
|
|
if ((req->IOCStatus & MPI_IOCSTATUS_MASK) != MPI_IOCSTATUS_SUCCESS) {
|
|
mpt_prt(mpt, "mpt_read_cfg_page: Config Info Status %x\n",
|
|
req->IOCStatus);
|
|
mpt_free_request(mpt, req);
|
|
return (-1);
|
|
}
|
|
bus_dmamap_sync(mpt->request_dmat, mpt->request_dmap,
|
|
BUS_DMASYNC_POSTREAD);
|
|
memcpy(hdr, ((uint8_t *)req->req_vbuf)+MPT_RQSL(mpt), len);
|
|
mpt_free_request(mpt, req);
|
|
return (0);
|
|
}
|
|
|
|
int
|
|
mpt_write_cfg_page(struct mpt_softc *mpt, int Action, uint32_t PageAddress,
|
|
CONFIG_PAGE_HEADER *hdr, size_t len, int sleep_ok,
|
|
int timeout_ms)
|
|
{
|
|
request_t *req;
|
|
u_int hdr_attr;
|
|
int error;
|
|
|
|
hdr_attr = hdr->PageType & MPI_CONFIG_PAGEATTR_MASK;
|
|
if (hdr_attr != MPI_CONFIG_PAGEATTR_CHANGEABLE &&
|
|
hdr_attr != MPI_CONFIG_PAGEATTR_PERSISTENT) {
|
|
mpt_prt(mpt, "page type 0x%x not changeable\n",
|
|
hdr->PageType & MPI_CONFIG_PAGETYPE_MASK);
|
|
return (-1);
|
|
}
|
|
hdr->PageType &= MPI_CONFIG_PAGETYPE_MASK,
|
|
|
|
req = mpt_get_request(mpt, sleep_ok);
|
|
if (req == NULL)
|
|
return (-1);
|
|
|
|
memcpy(((caddr_t)req->req_vbuf)+MPT_RQSL(mpt), hdr, len);
|
|
/* Restore stripped out attributes */
|
|
hdr->PageType |= hdr_attr;
|
|
|
|
error = mpt_issue_cfg_req(mpt, req, Action, hdr->PageVersion,
|
|
hdr->PageLength, hdr->PageNumber,
|
|
hdr->PageType & MPI_CONFIG_PAGETYPE_MASK,
|
|
PageAddress, req->req_pbuf + MPT_RQSL(mpt),
|
|
len, sleep_ok, timeout_ms);
|
|
if (error != 0) {
|
|
mpt_prt(mpt, "mpt_write_cfg_page timed out\n");
|
|
return (-1);
|
|
}
|
|
|
|
if ((req->IOCStatus & MPI_IOCSTATUS_MASK) != MPI_IOCSTATUS_SUCCESS) {
|
|
mpt_prt(mpt, "mpt_write_cfg_page: Config Info Status %x\n",
|
|
req->IOCStatus);
|
|
mpt_free_request(mpt, req);
|
|
return (-1);
|
|
}
|
|
mpt_free_request(mpt, req);
|
|
return (0);
|
|
}
|
|
|
|
/*
|
|
* Read IOC configuration information
|
|
*/
|
|
static int
|
|
mpt_read_config_info_ioc(struct mpt_softc *mpt)
|
|
{
|
|
CONFIG_PAGE_HEADER hdr;
|
|
struct mpt_raid_volume *mpt_raid;
|
|
int rv;
|
|
int i;
|
|
size_t len;
|
|
|
|
rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_IOC,
|
|
2, 0, &hdr, FALSE, 5000);
|
|
/*
|
|
* If it's an invalid page, so what? Not a supported function....
|
|
*/
|
|
if (rv == EINVAL) {
|
|
return (0);
|
|
}
|
|
if (rv) {
|
|
return (rv);
|
|
}
|
|
|
|
#if __FreeBSD_version >= 500000
|
|
mpt_lprt(mpt, MPT_PRT_DEBUG, "IOC Page 2 Header: ver %x, len %zx, "
|
|
"num %x, type %x\n", hdr.PageVersion,
|
|
hdr.PageLength * sizeof(uint32_t),
|
|
hdr.PageNumber, hdr.PageType);
|
|
#else
|
|
mpt_lprt(mpt, MPT_PRT_DEBUG, "IOC Page 2 Header: ver %x, len %z, "
|
|
"num %x, type %x\n", hdr.PageVersion,
|
|
hdr.PageLength * sizeof(uint32_t),
|
|
hdr.PageNumber, hdr.PageType);
|
|
#endif
|
|
|
|
len = hdr.PageLength * sizeof(uint32_t);
|
|
mpt->ioc_page2 = malloc(len, M_DEVBUF, M_NOWAIT | M_ZERO);
|
|
if (mpt->ioc_page2 == NULL) {
|
|
mpt_prt(mpt, "unable to allocate memory for IOC page 2\n");
|
|
mpt_raid_free_mem(mpt);
|
|
return (ENOMEM);
|
|
}
|
|
memcpy(&mpt->ioc_page2->Header, &hdr, sizeof(hdr));
|
|
rv = mpt_read_cur_cfg_page(mpt, 0,
|
|
&mpt->ioc_page2->Header, len, FALSE, 5000);
|
|
if (rv) {
|
|
mpt_prt(mpt, "failed to read IOC Page 2\n");
|
|
mpt_raid_free_mem(mpt);
|
|
return (EIO);
|
|
}
|
|
|
|
if (mpt->ioc_page2->CapabilitiesFlags != 0) {
|
|
uint32_t mask;
|
|
|
|
mpt_prt(mpt, "Capabilities: (");
|
|
for (mask = 1; mask != 0; mask <<= 1) {
|
|
if ((mpt->ioc_page2->CapabilitiesFlags & mask) == 0) {
|
|
continue;
|
|
}
|
|
switch (mask) {
|
|
case MPI_IOCPAGE2_CAP_FLAGS_IS_SUPPORT:
|
|
mpt_prtc(mpt, " RAID-0");
|
|
break;
|
|
case MPI_IOCPAGE2_CAP_FLAGS_IME_SUPPORT:
|
|
mpt_prtc(mpt, " RAID-1E");
|
|
break;
|
|
case MPI_IOCPAGE2_CAP_FLAGS_IM_SUPPORT:
|
|
mpt_prtc(mpt, " RAID-1");
|
|
break;
|
|
case MPI_IOCPAGE2_CAP_FLAGS_SES_SUPPORT:
|
|
mpt_prtc(mpt, " SES");
|
|
break;
|
|
case MPI_IOCPAGE2_CAP_FLAGS_SAFTE_SUPPORT:
|
|
mpt_prtc(mpt, " SAFTE");
|
|
break;
|
|
case MPI_IOCPAGE2_CAP_FLAGS_CROSS_CHANNEL_SUPPORT:
|
|
mpt_prtc(mpt, " Multi-Channel-Arrays");
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
mpt_prtc(mpt, " )\n");
|
|
if ((mpt->ioc_page2->CapabilitiesFlags
|
|
& (MPI_IOCPAGE2_CAP_FLAGS_IS_SUPPORT
|
|
| MPI_IOCPAGE2_CAP_FLAGS_IME_SUPPORT
|
|
| MPI_IOCPAGE2_CAP_FLAGS_IM_SUPPORT)) != 0) {
|
|
mpt_prt(mpt, "%d Active Volume%s(%d Max)\n",
|
|
mpt->ioc_page2->NumActiveVolumes,
|
|
mpt->ioc_page2->NumActiveVolumes != 1
|
|
? "s " : " ",
|
|
mpt->ioc_page2->MaxVolumes);
|
|
mpt_prt(mpt, "%d Hidden Drive Member%s(%d Max)\n",
|
|
mpt->ioc_page2->NumActivePhysDisks,
|
|
mpt->ioc_page2->NumActivePhysDisks != 1
|
|
? "s " : " ",
|
|
mpt->ioc_page2->MaxPhysDisks);
|
|
}
|
|
}
|
|
|
|
len = mpt->ioc_page2->MaxVolumes * sizeof(struct mpt_raid_volume);
|
|
mpt->raid_volumes = malloc(len, M_DEVBUF, M_NOWAIT | M_ZERO);
|
|
if (mpt->raid_volumes == NULL) {
|
|
mpt_prt(mpt, "Could not allocate RAID volume data\n");
|
|
mpt_raid_free_mem(mpt);
|
|
return (ENOMEM);
|
|
}
|
|
|
|
/*
|
|
* Copy critical data out of ioc_page2 so that we can
|
|
* safely refresh the page without windows of unreliable
|
|
* data.
|
|
*/
|
|
mpt->raid_max_volumes = mpt->ioc_page2->MaxVolumes;
|
|
|
|
len = sizeof(*mpt->raid_volumes->config_page) +
|
|
(sizeof (RAID_VOL0_PHYS_DISK) * (mpt->ioc_page2->MaxPhysDisks - 1));
|
|
for (i = 0; i < mpt->ioc_page2->MaxVolumes; i++) {
|
|
mpt_raid = &mpt->raid_volumes[i];
|
|
mpt_raid->config_page =
|
|
malloc(len, M_DEVBUF, M_NOWAIT | M_ZERO);
|
|
if (mpt_raid->config_page == NULL) {
|
|
mpt_prt(mpt, "Could not allocate RAID page data\n");
|
|
mpt_raid_free_mem(mpt);
|
|
return (ENOMEM);
|
|
}
|
|
}
|
|
mpt->raid_page0_len = len;
|
|
|
|
len = mpt->ioc_page2->MaxPhysDisks * sizeof(struct mpt_raid_disk);
|
|
mpt->raid_disks = malloc(len, M_DEVBUF, M_NOWAIT | M_ZERO);
|
|
if (mpt->raid_disks == NULL) {
|
|
mpt_prt(mpt, "Could not allocate RAID disk data\n");
|
|
mpt_raid_free_mem(mpt);
|
|
return (ENOMEM);
|
|
}
|
|
mpt->raid_max_disks = mpt->ioc_page2->MaxPhysDisks;
|
|
|
|
/*
|
|
* Load page 3.
|
|
*/
|
|
rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_IOC,
|
|
3, 0, &hdr, FALSE, 5000);
|
|
if (rv) {
|
|
mpt_raid_free_mem(mpt);
|
|
return (EIO);
|
|
}
|
|
|
|
mpt_lprt(mpt, MPT_PRT_DEBUG, "IOC Page 3 Header: %x %x %x %x\n",
|
|
hdr.PageVersion, hdr.PageLength, hdr.PageNumber, hdr.PageType);
|
|
|
|
len = hdr.PageLength * sizeof(uint32_t);
|
|
mpt->ioc_page3 = malloc(len, M_DEVBUF, M_NOWAIT | M_ZERO);
|
|
if (mpt->ioc_page3 == NULL) {
|
|
mpt_prt(mpt, "unable to allocate memory for IOC page 3\n");
|
|
mpt_raid_free_mem(mpt);
|
|
return (ENOMEM);
|
|
}
|
|
memcpy(&mpt->ioc_page3->Header, &hdr, sizeof(hdr));
|
|
rv = mpt_read_cur_cfg_page(mpt, 0,
|
|
&mpt->ioc_page3->Header, len, FALSE, 5000);
|
|
if (rv) {
|
|
mpt_raid_free_mem(mpt);
|
|
return (EIO);
|
|
}
|
|
mpt_raid_wakeup(mpt);
|
|
return (0);
|
|
}
|
|
|
|
/*
|
|
* Enable IOC port
|
|
*/
|
|
static int
|
|
mpt_send_port_enable(struct mpt_softc *mpt, int port)
|
|
{
|
|
request_t *req;
|
|
MSG_PORT_ENABLE *enable_req;
|
|
int error;
|
|
|
|
req = mpt_get_request(mpt, /*sleep_ok*/FALSE);
|
|
if (req == NULL)
|
|
return (-1);
|
|
|
|
enable_req = req->req_vbuf;
|
|
memset(enable_req, 0, MPT_RQSL(mpt));
|
|
|
|
enable_req->Function = MPI_FUNCTION_PORT_ENABLE;
|
|
enable_req->MsgContext = htole32(req->index | MPT_REPLY_HANDLER_CONFIG);
|
|
enable_req->PortNumber = port;
|
|
|
|
mpt_check_doorbell(mpt);
|
|
mpt_lprt(mpt, MPT_PRT_DEBUG, "enabling port %d\n", port);
|
|
|
|
mpt_send_cmd(mpt, req);
|
|
error = mpt_wait_req(mpt, req, REQ_STATE_DONE, REQ_STATE_DONE,
|
|
FALSE, (mpt->is_sas || mpt->is_fc)? 30000 : 3000);
|
|
if (error != 0) {
|
|
mpt_prt(mpt, "port %d enable timed out\n", port);
|
|
return (-1);
|
|
}
|
|
mpt_free_request(mpt, req);
|
|
mpt_lprt(mpt, MPT_PRT_DEBUG, "enabled port %d\n", port);
|
|
return (0);
|
|
}
|
|
|
|
/*
|
|
* Enable/Disable asynchronous event reporting.
|
|
*/
|
|
static int
|
|
mpt_send_event_request(struct mpt_softc *mpt, int onoff)
|
|
{
|
|
request_t *req;
|
|
MSG_EVENT_NOTIFY *enable_req;
|
|
|
|
req = mpt_get_request(mpt, FALSE);
|
|
if (req == NULL) {
|
|
return (ENOMEM);
|
|
}
|
|
enable_req = req->req_vbuf;
|
|
memset(enable_req, 0, sizeof *enable_req);
|
|
|
|
enable_req->Function = MPI_FUNCTION_EVENT_NOTIFICATION;
|
|
enable_req->MsgContext = htole32(req->index | MPT_REPLY_HANDLER_EVENTS);
|
|
enable_req->Switch = onoff;
|
|
|
|
mpt_check_doorbell(mpt);
|
|
mpt_lprt(mpt, MPT_PRT_DEBUG, "%sabling async events\n",
|
|
onoff ? "en" : "dis");
|
|
/*
|
|
* Send the command off, but don't wait for it.
|
|
*/
|
|
mpt_send_cmd(mpt, req);
|
|
return (0);
|
|
}
|
|
|
|
/*
|
|
* Un-mask the interupts on the chip.
|
|
*/
|
|
void
|
|
mpt_enable_ints(struct mpt_softc *mpt)
|
|
{
|
|
/* Unmask every thing except door bell int */
|
|
mpt_write(mpt, MPT_OFFSET_INTR_MASK, MPT_INTR_DB_MASK);
|
|
}
|
|
|
|
/*
|
|
* Mask the interupts on the chip.
|
|
*/
|
|
void
|
|
mpt_disable_ints(struct mpt_softc *mpt)
|
|
{
|
|
/* Mask all interrupts */
|
|
mpt_write(mpt, MPT_OFFSET_INTR_MASK,
|
|
MPT_INTR_REPLY_MASK | MPT_INTR_DB_MASK);
|
|
}
|
|
|
|
static void
|
|
mpt_sysctl_attach(struct mpt_softc *mpt)
|
|
{
|
|
#if __FreeBSD_version >= 500000
|
|
struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(mpt->dev);
|
|
struct sysctl_oid *tree = device_get_sysctl_tree(mpt->dev);
|
|
|
|
SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
|
|
"debug", CTLFLAG_RW, &mpt->verbose, 0,
|
|
"Debugging/Verbose level");
|
|
#endif
|
|
}
|
|
|
|
int
|
|
mpt_attach(struct mpt_softc *mpt)
|
|
{
|
|
struct mpt_personality *pers;
|
|
int i;
|
|
int error;
|
|
|
|
for (i = 0; i < MPT_MAX_PERSONALITIES; i++) {
|
|
pers = mpt_personalities[i];
|
|
if (pers == NULL) {
|
|
continue;
|
|
}
|
|
if (pers->probe(mpt) == 0) {
|
|
error = pers->attach(mpt);
|
|
if (error != 0) {
|
|
mpt_detach(mpt);
|
|
return (error);
|
|
}
|
|
mpt->mpt_pers_mask |= (0x1 << pers->id);
|
|
pers->use_count++;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Now that we've attached everything, do the enable function
|
|
* for all of the personalities. This allows the personalities
|
|
* to do setups that are appropriate for them prior to enabling
|
|
* any ports.
|
|
*/
|
|
for (i = 0; i < MPT_MAX_PERSONALITIES; i++) {
|
|
pers = mpt_personalities[i];
|
|
if (pers != NULL && MPT_PERS_ATTACHED(pers, mpt) != 0) {
|
|
error = pers->enable(mpt);
|
|
if (error != 0) {
|
|
mpt_prt(mpt, "personality %s attached but would"
|
|
" not enable (%d)\n", pers->name, error);
|
|
mpt_detach(mpt);
|
|
return (error);
|
|
}
|
|
}
|
|
}
|
|
return (0);
|
|
}
|
|
|
|
int
|
|
mpt_shutdown(struct mpt_softc *mpt)
|
|
{
|
|
struct mpt_personality *pers;
|
|
|
|
MPT_PERS_FOREACH_REVERSE(mpt, pers) {
|
|
pers->shutdown(mpt);
|
|
}
|
|
return (0);
|
|
}
|
|
|
|
int
|
|
mpt_detach(struct mpt_softc *mpt)
|
|
{
|
|
struct mpt_personality *pers;
|
|
|
|
MPT_PERS_FOREACH_REVERSE(mpt, pers) {
|
|
pers->detach(mpt);
|
|
mpt->mpt_pers_mask &= ~(0x1 << pers->id);
|
|
pers->use_count--;
|
|
}
|
|
|
|
return (0);
|
|
}
|
|
|
|
int
|
|
mpt_core_load(struct mpt_personality *pers)
|
|
{
|
|
int i;
|
|
|
|
/*
|
|
* Setup core handlers and insert the default handler
|
|
* into all "empty slots".
|
|
*/
|
|
for (i = 0; i < MPT_NUM_REPLY_HANDLERS; i++) {
|
|
mpt_reply_handlers[i] = mpt_default_reply_handler;
|
|
}
|
|
|
|
mpt_reply_handlers[MPT_CBI(MPT_REPLY_HANDLER_EVENTS)] =
|
|
mpt_event_reply_handler;
|
|
mpt_reply_handlers[MPT_CBI(MPT_REPLY_HANDLER_CONFIG)] =
|
|
mpt_config_reply_handler;
|
|
mpt_reply_handlers[MPT_CBI(MPT_REPLY_HANDLER_HANDSHAKE)] =
|
|
mpt_handshake_reply_handler;
|
|
return (0);
|
|
}
|
|
|
|
/*
|
|
* Initialize per-instance driver data and perform
|
|
* initial controller configuration.
|
|
*/
|
|
int
|
|
mpt_core_attach(struct mpt_softc *mpt)
|
|
{
|
|
int val;
|
|
int error;
|
|
|
|
|
|
LIST_INIT(&mpt->ack_frames);
|
|
|
|
/* Put all request buffers on the free list */
|
|
TAILQ_INIT(&mpt->request_pending_list);
|
|
TAILQ_INIT(&mpt->request_free_list);
|
|
TAILQ_INIT(&mpt->request_timeout_list);
|
|
for (val = 0; val < MPT_MAX_REQUESTS(mpt); val++) {
|
|
request_t *req = &mpt->request_pool[val];
|
|
req->state = REQ_STATE_ALLOCATED;
|
|
mpt_free_request(mpt, req);
|
|
}
|
|
|
|
for (val = 0; val < MPT_MAX_LUNS; val++) {
|
|
STAILQ_INIT(&mpt->trt[val].atios);
|
|
STAILQ_INIT(&mpt->trt[val].inots);
|
|
}
|
|
STAILQ_INIT(&mpt->trt_wildcard.atios);
|
|
STAILQ_INIT(&mpt->trt_wildcard.inots);
|
|
|
|
mpt->scsi_tgt_handler_id = MPT_HANDLER_ID_NONE;
|
|
|
|
mpt_sysctl_attach(mpt);
|
|
|
|
mpt_lprt(mpt, MPT_PRT_DEBUG, "doorbell req = %s\n",
|
|
mpt_ioc_diag(mpt_read(mpt, MPT_OFFSET_DOORBELL)));
|
|
|
|
error = mpt_configure_ioc(mpt);
|
|
|
|
return (error);
|
|
}
|
|
|
|
int
|
|
mpt_core_enable(struct mpt_softc *mpt)
|
|
{
|
|
/*
|
|
* We enter with the IOC enabled, but async events
|
|
* not enabled, ports not enabled and interrupts
|
|
* not enabled.
|
|
*/
|
|
|
|
/*
|
|
* Enable asynchronous event reporting- all personalities
|
|
* have attached so that they should be able to now field
|
|
* async events.
|
|
*/
|
|
mpt_send_event_request(mpt, 1);
|
|
|
|
/*
|
|
* Catch any pending interrupts
|
|
*
|
|
* This seems to be crucial- otherwise
|
|
* the portenable below times out.
|
|
*/
|
|
mpt_intr(mpt);
|
|
|
|
/*
|
|
* Enable Interrupts
|
|
*/
|
|
mpt_enable_ints(mpt);
|
|
|
|
/*
|
|
* Catch any pending interrupts
|
|
*
|
|
* This seems to be crucial- otherwise
|
|
* the portenable below times out.
|
|
*/
|
|
mpt_intr(mpt);
|
|
|
|
/*
|
|
* Enable the port.
|
|
*/
|
|
if (mpt_send_port_enable(mpt, 0) != MPT_OK) {
|
|
mpt_prt(mpt, "failed to enable port 0\n");
|
|
return (ENXIO);
|
|
}
|
|
return (0);
|
|
}
|
|
|
|
void
|
|
mpt_core_shutdown(struct mpt_softc *mpt)
|
|
{
|
|
mpt_disable_ints(mpt);
|
|
}
|
|
|
|
void
|
|
mpt_core_detach(struct mpt_softc *mpt)
|
|
{
|
|
mpt_disable_ints(mpt);
|
|
}
|
|
|
|
int
|
|
mpt_core_unload(struct mpt_personality *pers)
|
|
{
|
|
/* Unload is always successfull. */
|
|
return (0);
|
|
}
|
|
|
|
#define FW_UPLOAD_REQ_SIZE \
|
|
(sizeof(MSG_FW_UPLOAD) - sizeof(SGE_MPI_UNION) \
|
|
+ sizeof(FW_UPLOAD_TCSGE) + sizeof(SGE_SIMPLE32))
|
|
|
|
static int
|
|
mpt_upload_fw(struct mpt_softc *mpt)
|
|
{
|
|
uint8_t fw_req_buf[FW_UPLOAD_REQ_SIZE];
|
|
MSG_FW_UPLOAD_REPLY fw_reply;
|
|
MSG_FW_UPLOAD *fw_req;
|
|
FW_UPLOAD_TCSGE *tsge;
|
|
SGE_SIMPLE32 *sge;
|
|
uint32_t flags;
|
|
int error;
|
|
|
|
memset(&fw_req_buf, 0, sizeof(fw_req_buf));
|
|
fw_req = (MSG_FW_UPLOAD *)fw_req_buf;
|
|
fw_req->ImageType = MPI_FW_UPLOAD_ITYPE_FW_IOC_MEM;
|
|
fw_req->Function = MPI_FUNCTION_FW_UPLOAD;
|
|
fw_req->MsgContext = htole32(MPT_REPLY_HANDLER_HANDSHAKE);
|
|
tsge = (FW_UPLOAD_TCSGE *)&fw_req->SGL;
|
|
tsge->DetailsLength = 12;
|
|
tsge->Flags = MPI_SGE_FLAGS_TRANSACTION_ELEMENT;
|
|
tsge->ImageSize = htole32(mpt->fw_image_size);
|
|
sge = (SGE_SIMPLE32 *)(tsge + 1);
|
|
flags = (MPI_SGE_FLAGS_LAST_ELEMENT | MPI_SGE_FLAGS_END_OF_BUFFER
|
|
| MPI_SGE_FLAGS_END_OF_LIST | MPI_SGE_FLAGS_SIMPLE_ELEMENT
|
|
| MPI_SGE_FLAGS_32_BIT_ADDRESSING | MPI_SGE_FLAGS_IOC_TO_HOST);
|
|
flags <<= MPI_SGE_FLAGS_SHIFT;
|
|
sge->FlagsLength = htole32(flags | mpt->fw_image_size);
|
|
sge->Address = htole32(mpt->fw_phys);
|
|
error = mpt_send_handshake_cmd(mpt, sizeof(fw_req_buf), &fw_req_buf);
|
|
if (error)
|
|
return(error);
|
|
error = mpt_recv_handshake_reply(mpt, sizeof(fw_reply), &fw_reply);
|
|
return (error);
|
|
}
|
|
|
|
static void
|
|
mpt_diag_outsl(struct mpt_softc *mpt, uint32_t addr,
|
|
uint32_t *data, bus_size_t len)
|
|
{
|
|
uint32_t *data_end;
|
|
|
|
data_end = data + (roundup2(len, sizeof(uint32_t)) / 4);
|
|
pci_enable_io(mpt->dev, SYS_RES_IOPORT);
|
|
mpt_pio_write(mpt, MPT_OFFSET_DIAG_ADDR, addr);
|
|
while (data != data_end) {
|
|
mpt_pio_write(mpt, MPT_OFFSET_DIAG_DATA, *data);
|
|
data++;
|
|
}
|
|
pci_disable_io(mpt->dev, SYS_RES_IOPORT);
|
|
}
|
|
|
|
static int
|
|
mpt_download_fw(struct mpt_softc *mpt)
|
|
{
|
|
MpiFwHeader_t *fw_hdr;
|
|
int error;
|
|
uint32_t ext_offset;
|
|
uint32_t data;
|
|
|
|
mpt_prt(mpt, "Downloading Firmware - Image Size %d\n",
|
|
mpt->fw_image_size);
|
|
|
|
error = mpt_enable_diag_mode(mpt);
|
|
if (error != 0) {
|
|
mpt_prt(mpt, "Could not enter diagnostic mode!\n");
|
|
return (EIO);
|
|
}
|
|
|
|
mpt_write(mpt, MPT_OFFSET_DIAGNOSTIC,
|
|
MPI_DIAG_RW_ENABLE|MPI_DIAG_DISABLE_ARM);
|
|
|
|
fw_hdr = (MpiFwHeader_t *)mpt->fw_image;
|
|
mpt_diag_outsl(mpt, fw_hdr->LoadStartAddress, (uint32_t*)fw_hdr,
|
|
fw_hdr->ImageSize);
|
|
|
|
ext_offset = fw_hdr->NextImageHeaderOffset;
|
|
while (ext_offset != 0) {
|
|
MpiExtImageHeader_t *ext;
|
|
|
|
ext = (MpiExtImageHeader_t *)((uintptr_t)fw_hdr + ext_offset);
|
|
ext_offset = ext->NextImageHeaderOffset;
|
|
|
|
mpt_diag_outsl(mpt, ext->LoadStartAddress, (uint32_t*)ext,
|
|
ext->ImageSize);
|
|
}
|
|
|
|
pci_enable_io(mpt->dev, SYS_RES_IOPORT);
|
|
/* Setup the address to jump to on reset. */
|
|
mpt_pio_write(mpt, MPT_OFFSET_DIAG_ADDR, fw_hdr->IopResetRegAddr);
|
|
mpt_pio_write(mpt, MPT_OFFSET_DIAG_DATA, fw_hdr->IopResetVectorValue);
|
|
|
|
/*
|
|
* The controller sets the "flash bad" status after attempting
|
|
* to auto-boot from flash. Clear the status so that the controller
|
|
* will continue the boot process with our newly installed firmware.
|
|
*/
|
|
mpt_pio_write(mpt, MPT_OFFSET_DIAG_ADDR, MPT_DIAG_MEM_CFG_BASE);
|
|
data = mpt_pio_read(mpt, MPT_OFFSET_DIAG_DATA) | MPT_DIAG_MEM_CFG_BADFL;
|
|
mpt_pio_write(mpt, MPT_OFFSET_DIAG_ADDR, MPT_DIAG_MEM_CFG_BASE);
|
|
mpt_pio_write(mpt, MPT_OFFSET_DIAG_DATA, data);
|
|
|
|
pci_disable_io(mpt->dev, SYS_RES_IOPORT);
|
|
|
|
/*
|
|
* Re-enable the processor and clear the boot halt flag.
|
|
*/
|
|
data = mpt_read(mpt, MPT_OFFSET_DIAGNOSTIC);
|
|
data &= ~(MPI_DIAG_PREVENT_IOC_BOOT|MPI_DIAG_DISABLE_ARM);
|
|
mpt_write(mpt, MPT_OFFSET_DIAGNOSTIC, data);
|
|
|
|
mpt_disable_diag_mode(mpt);
|
|
return (0);
|
|
}
|
|
|
|
/*
|
|
* Allocate/Initialize data structures for the controller. Called
|
|
* once at instance startup.
|
|
*/
|
|
static int
|
|
mpt_configure_ioc(struct mpt_softc *mpt)
|
|
{
|
|
MSG_PORT_FACTS_REPLY pfp;
|
|
MSG_IOC_FACTS_REPLY facts;
|
|
int try;
|
|
int needreset;
|
|
uint32_t max_chain_depth;
|
|
|
|
needreset = 0;
|
|
for (try = 0; try < MPT_MAX_TRYS; try++) {
|
|
|
|
/*
|
|
* No need to reset if the IOC is already in the READY state.
|
|
*
|
|
* Force reset if initialization failed previously.
|
|
* Note that a hard_reset of the second channel of a '929
|
|
* will stop operation of the first channel. Hopefully, if the
|
|
* first channel is ok, the second will not require a hard
|
|
* reset.
|
|
*/
|
|
if (needreset || MPT_STATE(mpt_rd_db(mpt)) !=
|
|
MPT_DB_STATE_READY) {
|
|
if (mpt_reset(mpt, FALSE) != MPT_OK) {
|
|
continue;
|
|
}
|
|
}
|
|
needreset = 0;
|
|
|
|
if (mpt_get_iocfacts(mpt, &facts) != MPT_OK) {
|
|
mpt_prt(mpt, "mpt_get_iocfacts failed\n");
|
|
needreset = 1;
|
|
continue;
|
|
}
|
|
|
|
mpt->mpt_global_credits = le16toh(facts.GlobalCredits);
|
|
mpt->request_frame_size = le16toh(facts.RequestFrameSize);
|
|
mpt->ioc_facts_flags = facts.Flags;
|
|
mpt_prt(mpt, "MPI Version=%d.%d.%d.%d\n",
|
|
le16toh(facts.MsgVersion) >> 8,
|
|
le16toh(facts.MsgVersion) & 0xFF,
|
|
le16toh(facts.HeaderVersion) >> 8,
|
|
le16toh(facts.HeaderVersion) & 0xFF);
|
|
|
|
/*
|
|
* Now that we know request frame size, we can calculate
|
|
* the actual (reasonable) segment limit for read/write I/O.
|
|
*
|
|
* This limit is constrained by:
|
|
*
|
|
* + The size of each area we allocate per command (and how
|
|
* many chain segments we can fit into it).
|
|
* + The total number of areas we've set up.
|
|
* + The actual chain depth the card will allow.
|
|
*
|
|
* The first area's segment count is limited by the I/O request
|
|
* at the head of it. We cannot allocate realistically more
|
|
* than MPT_MAX_REQUESTS areas. Therefore, to account for both
|
|
* conditions, we'll just start out with MPT_MAX_REQUESTS-2.
|
|
*
|
|
*/
|
|
max_chain_depth = facts.MaxChainDepth;
|
|
|
|
/* total number of request areas we (can) allocate */
|
|
mpt->max_seg_cnt = MPT_MAX_REQUESTS(mpt) - 2;
|
|
|
|
/* converted to the number of chain areas possible */
|
|
mpt->max_seg_cnt *= MPT_NRFM(mpt);
|
|
|
|
/* limited by the number of chain areas the card will support */
|
|
if (mpt->max_seg_cnt > max_chain_depth) {
|
|
mpt_lprt(mpt, MPT_PRT_DEBUG,
|
|
"chain depth limited to %u (from %u)\n",
|
|
max_chain_depth, mpt->max_seg_cnt);
|
|
mpt->max_seg_cnt = max_chain_depth;
|
|
}
|
|
|
|
/* converted to the number of simple sges in chain segments. */
|
|
mpt->max_seg_cnt *= (MPT_NSGL(mpt) - 1);
|
|
|
|
mpt_lprt(mpt, MPT_PRT_DEBUG,
|
|
"Maximum Segment Count: %u\n", mpt->max_seg_cnt);
|
|
mpt_lprt(mpt, MPT_PRT_DEBUG,
|
|
"MsgLength=%u IOCNumber = %d\n",
|
|
facts.MsgLength, facts.IOCNumber);
|
|
mpt_lprt(mpt, MPT_PRT_DEBUG,
|
|
"IOCFACTS: GlobalCredits=%d BlockSize=%u bytes "
|
|
"Request Frame Size %u bytes Max Chain Depth %u\n",
|
|
mpt->mpt_global_credits, facts.BlockSize,
|
|
mpt->request_frame_size << 2, max_chain_depth);
|
|
mpt_lprt(mpt, MPT_PRT_DEBUG,
|
|
"IOCFACTS: Num Ports %d, FWImageSize %d, "
|
|
"Flags=%#x\n", facts.NumberOfPorts,
|
|
le32toh(facts.FWImageSize), facts.Flags);
|
|
|
|
|
|
if ((facts.Flags & MPI_IOCFACTS_FLAGS_FW_DOWNLOAD_BOOT) != 0) {
|
|
struct mpt_map_info mi;
|
|
int error;
|
|
|
|
/*
|
|
* In some configurations, the IOC's firmware is
|
|
* stored in a shared piece of system NVRAM that
|
|
* is only accessable via the BIOS. In this
|
|
* case, the firmware keeps a copy of firmware in
|
|
* RAM until the OS driver retrieves it. Once
|
|
* retrieved, we are responsible for re-downloading
|
|
* the firmware after any hard-reset.
|
|
*/
|
|
mpt->fw_image_size = le32toh(facts.FWImageSize);
|
|
error = mpt_dma_tag_create(mpt, mpt->parent_dmat,
|
|
/*alignment*/1, /*boundary*/0,
|
|
/*lowaddr*/BUS_SPACE_MAXADDR_32BIT,
|
|
/*highaddr*/BUS_SPACE_MAXADDR, /*filter*/NULL,
|
|
/*filterarg*/NULL, mpt->fw_image_size,
|
|
/*nsegments*/1, /*maxsegsz*/mpt->fw_image_size,
|
|
/*flags*/0, &mpt->fw_dmat);
|
|
if (error != 0) {
|
|
mpt_prt(mpt, "cannot create fw dma tag\n");
|
|
return (ENOMEM);
|
|
}
|
|
error = bus_dmamem_alloc(mpt->fw_dmat,
|
|
(void **)&mpt->fw_image, BUS_DMA_NOWAIT,
|
|
&mpt->fw_dmap);
|
|
if (error != 0) {
|
|
mpt_prt(mpt, "cannot allocate fw mem.\n");
|
|
bus_dma_tag_destroy(mpt->fw_dmat);
|
|
return (ENOMEM);
|
|
}
|
|
mi.mpt = mpt;
|
|
mi.error = 0;
|
|
bus_dmamap_load(mpt->fw_dmat, mpt->fw_dmap,
|
|
mpt->fw_image, mpt->fw_image_size, mpt_map_rquest,
|
|
&mi, 0);
|
|
mpt->fw_phys = mi.phys;
|
|
|
|
error = mpt_upload_fw(mpt);
|
|
if (error != 0) {
|
|
mpt_prt(mpt, "fw upload failed.\n");
|
|
bus_dmamap_unload(mpt->fw_dmat, mpt->fw_dmap);
|
|
bus_dmamem_free(mpt->fw_dmat, mpt->fw_image,
|
|
mpt->fw_dmap);
|
|
bus_dma_tag_destroy(mpt->fw_dmat);
|
|
mpt->fw_image = NULL;
|
|
return (EIO);
|
|
}
|
|
}
|
|
|
|
if (mpt_get_portfacts(mpt, &pfp) != MPT_OK) {
|
|
mpt_prt(mpt, "mpt_get_portfacts failed\n");
|
|
needreset = 1;
|
|
continue;
|
|
}
|
|
|
|
mpt_lprt(mpt, MPT_PRT_DEBUG,
|
|
"PORTFACTS: Type %x PFlags %x IID %d MaxDev %d\n",
|
|
pfp.PortType, pfp.ProtocolFlags, pfp.PortSCSIID,
|
|
pfp.MaxDevices);
|
|
|
|
mpt->mpt_port_type = pfp.PortType;
|
|
mpt->mpt_proto_flags = pfp.ProtocolFlags;
|
|
if (pfp.PortType != MPI_PORTFACTS_PORTTYPE_SCSI &&
|
|
pfp.PortType != MPI_PORTFACTS_PORTTYPE_SAS &&
|
|
pfp.PortType != MPI_PORTFACTS_PORTTYPE_FC) {
|
|
mpt_prt(mpt, "Unsupported Port Type (%x)\n",
|
|
pfp.PortType);
|
|
return (ENXIO);
|
|
}
|
|
mpt->mpt_max_tgtcmds = le16toh(pfp.MaxPostedCmdBuffers);
|
|
|
|
if (pfp.PortType == MPI_PORTFACTS_PORTTYPE_FC) {
|
|
mpt->is_fc = 1;
|
|
mpt->is_sas = 0;
|
|
mpt->is_spi = 0;
|
|
} else if (pfp.PortType == MPI_PORTFACTS_PORTTYPE_SAS) {
|
|
mpt->is_fc = 0;
|
|
mpt->is_sas = 1;
|
|
mpt->is_spi = 0;
|
|
} else {
|
|
mpt->is_fc = 0;
|
|
mpt->is_sas = 0;
|
|
mpt->is_spi = 1;
|
|
}
|
|
mpt->mpt_ini_id = pfp.PortSCSIID;
|
|
mpt->mpt_max_devices = pfp.MaxDevices;
|
|
|
|
/*
|
|
* Set our expected role with what this port supports.
|
|
*/
|
|
|
|
mpt->role = MPT_ROLE_NONE;
|
|
if (pfp.ProtocolFlags & MPI_PORTFACTS_PROTOCOL_INITIATOR) {
|
|
mpt->role |= MPT_ROLE_INITIATOR;
|
|
}
|
|
if (pfp.ProtocolFlags & MPI_PORTFACTS_PROTOCOL_TARGET) {
|
|
mpt->role |= MPT_ROLE_TARGET;
|
|
}
|
|
if (mpt->role == MPT_ROLE_NONE) {
|
|
mpt_prt(mpt, "port does not support either target or "
|
|
"initiator role\n");
|
|
return (ENXIO);
|
|
}
|
|
|
|
if (mpt_enable_ioc(mpt, 0) != MPT_OK) {
|
|
mpt_prt(mpt, "unable to initialize IOC\n");
|
|
return (ENXIO);
|
|
}
|
|
|
|
/*
|
|
* Read IOC configuration information.
|
|
*
|
|
* We need this to determine whether or not we have certain
|
|
* settings for Integrated Mirroring (e.g.).
|
|
*/
|
|
mpt_read_config_info_ioc(mpt);
|
|
|
|
/* Everything worked */
|
|
break;
|
|
}
|
|
|
|
if (try >= MPT_MAX_TRYS) {
|
|
mpt_prt(mpt, "failed to initialize IOC");
|
|
return (EIO);
|
|
}
|
|
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
mpt_enable_ioc(struct mpt_softc *mpt, int portenable)
|
|
{
|
|
uint32_t pptr;
|
|
int val;
|
|
|
|
if (mpt_send_ioc_init(mpt, MPI_WHOINIT_HOST_DRIVER) != MPT_OK) {
|
|
mpt_prt(mpt, "mpt_send_ioc_init failed\n");
|
|
return (EIO);
|
|
}
|
|
|
|
mpt_lprt(mpt, MPT_PRT_DEBUG, "mpt_send_ioc_init ok\n");
|
|
|
|
if (mpt_wait_state(mpt, MPT_DB_STATE_RUNNING) != MPT_OK) {
|
|
mpt_prt(mpt, "IOC failed to go to run state\n");
|
|
return (ENXIO);
|
|
}
|
|
mpt_lprt(mpt, MPT_PRT_DEBUG, "IOC now at RUNSTATE\n");
|
|
|
|
/*
|
|
* Give it reply buffers
|
|
*
|
|
* Do *not* exceed global credits.
|
|
*/
|
|
for (val = 0, pptr = mpt->reply_phys;
|
|
(pptr + MPT_REPLY_SIZE) < (mpt->reply_phys + PAGE_SIZE);
|
|
pptr += MPT_REPLY_SIZE) {
|
|
mpt_free_reply(mpt, pptr);
|
|
if (++val == mpt->mpt_global_credits - 1)
|
|
break;
|
|
}
|
|
|
|
|
|
/*
|
|
* Enable the port if asked. This is only done if we're resetting
|
|
* the IOC after initial startup.
|
|
*/
|
|
if (portenable) {
|
|
/*
|
|
* Enable asynchronous event reporting
|
|
*/
|
|
mpt_send_event_request(mpt, 1);
|
|
|
|
if (mpt_send_port_enable(mpt, 0) != MPT_OK) {
|
|
mpt_prt(mpt, "failed to enable port 0\n");
|
|
return (ENXIO);
|
|
}
|
|
}
|
|
return (MPT_OK);
|
|
}
|