xref: /freebsd/sys/dev/mps/mps_table.c (revision efe3b0de1438e7a8473d92f2be57072394559e3c)
1 /*-
2  * Copyright (c) 2009 Yahoo! Inc.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  */
26 
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
29 
30 /* Debugging tables for MPT2 */
31 
32 /* TODO Move headers to mpsvar */
33 #include <sys/types.h>
34 #include <sys/param.h>
35 #include <sys/systm.h>
36 #include <sys/kernel.h>
37 #include <sys/selinfo.h>
38 #include <sys/module.h>
39 #include <sys/bus.h>
40 #include <sys/conf.h>
41 #include <sys/bio.h>
42 #include <sys/malloc.h>
43 #include <sys/uio.h>
44 #include <sys/sysctl.h>
45 #include <sys/queue.h>
46 #include <sys/kthread.h>
47 #include <sys/taskqueue.h>
48 
49 #include <machine/bus.h>
50 #include <machine/resource.h>
51 #include <sys/rman.h>
52 
53 #include <cam/scsi/scsi_all.h>
54 
55 #include <dev/mps/mpi/mpi2_type.h>
56 #include <dev/mps/mpi/mpi2.h>
57 #include <dev/mps/mpi/mpi2_ioc.h>
58 #include <dev/mps/mpi/mpi2_cnfg.h>
59 #include <dev/mps/mpi/mpi2_init.h>
60 #include <dev/mps/mpi/mpi2_tool.h>
61 #include <dev/mps/mps_ioctl.h>
62 #include <dev/mps/mpsvar.h>
63 #include <dev/mps/mps_table.h>
64 
65 char *
66 mps_describe_table(struct mps_table_lookup *table, u_int code)
67 {
68 	int i;
69 
70 	for (i = 0; table[i].string != NULL; i++) {
71 		if (table[i].code == code)
72 			return(table[i].string);
73 	}
74 	return(table[i+1].string);
75 }
76 
77 struct mps_table_lookup mps_event_names[] = {
78 	{"LogData",			0x01},
79 	{"StateChange",			0x02},
80 	{"HardResetReceived",		0x05},
81 	{"EventChange",			0x0a},
82 	{"TaskSetFull",			0x0e},
83 	{"SasDeviceStatusChange",	0x0f},
84 	{"IrOperationStatus",		0x14},
85 	{"SasDiscovery",		0x16},
86 	{"SasBroadcastPrimitive",	0x17},
87 	{"SasInitDeviceStatusChange",	0x18},
88 	{"SasInitTableOverflow",	0x19},
89 	{"SasTopologyChangeList",	0x1c},
90 	{"SasEnclDeviceStatusChange",	0x1d},
91 	{"IrVolume",			0x1e},
92 	{"IrPhysicalDisk",		0x1f},
93 	{"IrConfigurationChangeList",	0x20},
94 	{"LogEntryAdded",		0x21},
95 	{"SasPhyCounter",		0x22},
96 	{"GpioInterrupt",		0x23},
97 	{"HbdPhyEvent",			0x24},
98 	{NULL, 0},
99 	{"Unknown Event", 0}
100 };
101 
102 struct mps_table_lookup mps_phystatus_names[] = {
103 	{"NewTargetAdded",		0x01},
104 	{"TargetGone",			0x02},
105 	{"PHYLinkStatusChange",		0x03},
106 	{"PHYLinkStatusUnchanged",	0x04},
107 	{"TargetMissing",		0x05},
108 	{NULL, 0},
109 	{"Unknown Status", 0}
110 };
111 
112 struct mps_table_lookup mps_linkrate_names[] = {
113 	{"PHY disabled",		0x01},
114 	{"Speed Negotiation Failed",	0x02},
115 	{"SATA OOB Complete",		0x03},
116 	{"SATA Port Selector",		0x04},
117 	{"SMP Reset in Progress",	0x05},
118 	{"1.5Gbps",			0x08},
119 	{"3.0Gbps",			0x09},
120 	{"6.0Gbps",			0x0a},
121 	{NULL, 0},
122 	{"LinkRate Unknown",		0x00}
123 };
124 
125 struct mps_table_lookup mps_sasdev0_devtype[] = {
126 	{"End Device",			0x01},
127 	{"Edge Expander",		0x02},
128 	{"Fanout Expander",		0x03},
129 	{NULL, 0},
130 	{"No Device",			0x00}
131 };
132 
133 struct mps_table_lookup mps_phyinfo_reason_names[] = {
134 	{"Power On",			0x01},
135 	{"Hard Reset",			0x02},
136 	{"SMP Phy Control Link Reset",	0x03},
137 	{"Loss DWORD Sync",		0x04},
138 	{"Multiplex Sequence",		0x05},
139 	{"I-T Nexus Loss Timer",	0x06},
140 	{"Break Timeout Timer",		0x07},
141 	{"PHY Test Function",		0x08},
142 	{NULL, 0},
143 	{"Unknown Reason",		0x00}
144 };
145 
146 struct mps_table_lookup mps_whoinit_names[] = {
147 	{"System BIOS",			0x01},
148 	{"ROM BIOS",			0x02},
149 	{"PCI Peer",			0x03},
150 	{"Host Driver",			0x04},
151 	{"Manufacturing",		0x05},
152 	{NULL, 0},
153 	{"Not Initialized",		0x00}
154 };
155 
156 struct mps_table_lookup mps_sasdisc_reason[] = {
157 	{"Discovery Started",		0x01},
158 	{"Discovery Complete",		0x02},
159 	{NULL, 0},
160 	{"Unknown",			0x00}
161 };
162 
163 struct mps_table_lookup mps_sastopo_exp[] = {
164 	{"Added",			0x01},
165 	{"Not Responding",		0x02},
166 	{"Responding",			0x03},
167 	{"Delay Not Responding",	0x04},
168 	{NULL, 0},
169 	{"Unknown",			0x00}
170 };
171 
172 struct mps_table_lookup mps_sasdev_reason[] = {
173 	{"SMART Data",			0x05},
174 	{"Unsupported",			0x07},
175 	{"Internal Device Reset",	0x08},
176 	{"Task Abort Internal",		0x09},
177 	{"Abort Task Set Internal",	0x0a},
178 	{"Clear Task Set Internal",	0x0b},
179 	{"Query Task Internal",		0x0c},
180 	{"Async Notification",		0x0d},
181 	{"Cmp Internal Device Reset",	0x0e},
182 	{"Cmp Task Abort Internal",	0x0f},
183 	{"Sata Init Failure",		0x10},
184 	{NULL, 0},
185 	{"Unknown",			0x00}
186 };
187 
188 void
189 mps_describe_devinfo(uint32_t devinfo, char *string, int len)
190 {
191 	snprintf(string, len, "%b,%s", devinfo,
192 	    "\20" "\4SataHost" "\5SmpInit" "\6StpInit" "\7SspInit"
193 	    "\10SataDev" "\11SmpTarg" "\12StpTarg" "\13SspTarg" "\14Direct"
194 	    "\15LsiDev" "\16AtapiDev" "\17SepDev",
195 	    mps_describe_table(mps_sasdev0_devtype, devinfo & 0x03));
196 }
197 
198 void
199 _mps_print_iocfacts(struct mps_softc *sc, MPI2_IOC_FACTS_REPLY *facts)
200 {
201 
202 	MPS_PRINTFIELD_START(sc, "IOCFacts");
203 	MPS_PRINTFIELD(sc, facts, MsgVersion, 0x%x);
204 	MPS_PRINTFIELD(sc, facts, HeaderVersion, 0x%x);
205 	MPS_PRINTFIELD(sc, facts, IOCNumber, %d);
206 	MPS_PRINTFIELD(sc, facts, IOCExceptions, 0x%x);
207 	MPS_PRINTFIELD(sc, facts, MaxChainDepth, %d);
208 	mps_print_field(sc, "WhoInit: %s\n",
209 	    mps_describe_table(mps_whoinit_names, facts->WhoInit));
210 	MPS_PRINTFIELD(sc, facts, NumberOfPorts, %d);
211 	MPS_PRINTFIELD(sc, facts, MaxMSIxVectors, %d);
212 	MPS_PRINTFIELD(sc, facts, RequestCredit, %d);
213 	MPS_PRINTFIELD(sc, facts, ProductID, 0x%x);
214 	mps_print_field(sc, "IOCCapabilities: %b\n",
215 	    facts->IOCCapabilities, "\20" "\3ScsiTaskFull" "\4DiagTrace"
216 	    "\5SnapBuf" "\6ExtBuf" "\7EEDP" "\10BiDirTarg" "\11Multicast"
217 	    "\14TransRetry" "\15IR" "\16EventReplay" "\17RaidAccel"
218 	    "\20MSIXIndex" "\21HostDisc");
219 	mps_print_field(sc, "FWVersion= %d-%d-%d-%d\n",
220 	    facts->FWVersion.Struct.Major,
221 	    facts->FWVersion.Struct.Minor,
222 	    facts->FWVersion.Struct.Unit,
223 	    facts->FWVersion.Struct.Dev);
224 	MPS_PRINTFIELD(sc, facts, IOCRequestFrameSize, %d);
225 	MPS_PRINTFIELD(sc, facts, MaxInitiators, %d);
226 	MPS_PRINTFIELD(sc, facts, MaxTargets, %d);
227 	MPS_PRINTFIELD(sc, facts, MaxSasExpanders, %d);
228 	MPS_PRINTFIELD(sc, facts, MaxEnclosures, %d);
229 	mps_print_field(sc, "ProtocolFlags: %b\n",
230 	    facts->ProtocolFlags, "\20" "\1ScsiTarg" "\2ScsiInit");
231 	MPS_PRINTFIELD(sc, facts, HighPriorityCredit, %d);
232 	MPS_PRINTFIELD(sc, facts, MaxReplyDescriptorPostQueueDepth, %d);
233 	MPS_PRINTFIELD(sc, facts, ReplyFrameSize, %d);
234 	MPS_PRINTFIELD(sc, facts, MaxVolumes, %d);
235 	MPS_PRINTFIELD(sc, facts, MaxDevHandle, %d);
236 	MPS_PRINTFIELD(sc, facts, MaxPersistentEntries, %d);
237 }
238 
239 void
240 _mps_print_portfacts(struct mps_softc *sc, MPI2_PORT_FACTS_REPLY *facts)
241 {
242 
243 	MPS_PRINTFIELD_START(sc, "PortFacts");
244 	MPS_PRINTFIELD(sc, facts, PortNumber, %d);
245 	MPS_PRINTFIELD(sc, facts, PortType, 0x%x);
246 	MPS_PRINTFIELD(sc, facts, MaxPostedCmdBuffers, %d);
247 }
248 
249 void
250 _mps_print_event(struct mps_softc *sc, MPI2_EVENT_NOTIFICATION_REPLY *event)
251 {
252 
253 	MPS_PRINTFIELD_START(sc, "EventReply");
254 	MPS_PRINTFIELD(sc, event, EventDataLength, %d);
255 	MPS_PRINTFIELD(sc, event, AckRequired, %d);
256 	mps_print_field(sc, "Event: %s (0x%x)\n",
257 	    mps_describe_table(mps_event_names, event->Event), event->Event);
258 	MPS_PRINTFIELD(sc, event, EventContext, 0x%x);
259 }
260 
261 void
262 _mps_print_sasdev0(struct mps_softc *sc, MPI2_CONFIG_PAGE_SAS_DEV_0 *buf)
263 {
264 	MPS_PRINTFIELD_START(sc, "SAS Device Page 0");
265 	MPS_PRINTFIELD(sc, buf, Slot, %d);
266 	MPS_PRINTFIELD(sc, buf, EnclosureHandle, 0x%x);
267 	mps_print_field(sc, "SASAddress: 0x%jx\n",
268 	    mps_to_u64(&buf->SASAddress));
269 	MPS_PRINTFIELD(sc, buf, ParentDevHandle, 0x%x);
270 	MPS_PRINTFIELD(sc, buf, PhyNum, %d);
271 	MPS_PRINTFIELD(sc, buf, AccessStatus, 0x%x);
272 	MPS_PRINTFIELD(sc, buf, DevHandle, 0x%x);
273 	MPS_PRINTFIELD(sc, buf, AttachedPhyIdentifier, 0x%x);
274 	MPS_PRINTFIELD(sc, buf, ZoneGroup, %d);
275 	mps_print_field(sc, "DeviceInfo: %b,%s\n", buf->DeviceInfo,
276 	    "\20" "\4SataHost" "\5SmpInit" "\6StpInit" "\7SspInit"
277 	    "\10SataDev" "\11SmpTarg" "\12StpTarg" "\13SspTarg" "\14Direct"
278 	    "\15LsiDev" "\16AtapiDev" "\17SepDev",
279 	    mps_describe_table(mps_sasdev0_devtype, buf->DeviceInfo & 0x03));
280 	MPS_PRINTFIELD(sc, buf, Flags, 0x%x);
281 	MPS_PRINTFIELD(sc, buf, PhysicalPort, %d);
282 	MPS_PRINTFIELD(sc, buf, MaxPortConnections, %d);
283 	mps_print_field(sc, "DeviceName: 0x%jx\n",
284 	    mps_to_u64(&buf->DeviceName));
285 	MPS_PRINTFIELD(sc, buf, PortGroups, %d);
286 	MPS_PRINTFIELD(sc, buf, DmaGroup, %d);
287 	MPS_PRINTFIELD(sc, buf, ControlGroup, %d);
288 }
289 
290 void
291 _mps_print_evt_sas(struct mps_softc *sc, MPI2_EVENT_NOTIFICATION_REPLY *event)
292 {
293 
294 	_mps_print_event(sc, event);
295 
296 	switch(event->Event) {
297 	case MPI2_EVENT_SAS_DISCOVERY:
298 	{
299 		MPI2_EVENT_DATA_SAS_DISCOVERY *data;
300 
301 		data = (MPI2_EVENT_DATA_SAS_DISCOVERY *)&event->EventData;
302 		mps_print_field(sc, "Flags: %b\n", data->Flags,
303 		    "\20" "\1InProgress" "\2DeviceChange");
304 		mps_print_field(sc, "ReasonCode: %s\n",
305 		    mps_describe_table(mps_sasdisc_reason, data->ReasonCode));
306 		MPS_PRINTFIELD(sc, data, PhysicalPort, %d);
307 		mps_print_field(sc, "DiscoveryStatus: %b\n",
308 		    data->DiscoveryStatus,  "\20"
309 		    "\1Loop" "\2UnaddressableDev" "\3DupSasAddr" "\5SmpTimeout"
310 		    "\6ExpRouteFull" "\7RouteIndexError" "\10SmpFailed"
311 		    "\11SmpCrcError" "\12SubSubLink" "\13TableTableLink"
312 		    "\14UnsupDevice" "\15TableSubLink" "\16MultiDomain"
313 		    "\17MultiSub" "\20MultiSubSub" "\34DownstreamInit"
314 		    "\35MaxPhys" "\36MaxTargs" "\37MaxExpanders"
315 		    "\40MaxEnclosures");
316 		break;
317 	}
318 	case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST:
319 	{
320 		MPI2_EVENT_DATA_SAS_TOPOLOGY_CHANGE_LIST *data;
321 		MPI2_EVENT_SAS_TOPO_PHY_ENTRY *phy;
322 		int i, phynum;
323 
324 		data = (MPI2_EVENT_DATA_SAS_TOPOLOGY_CHANGE_LIST *)
325 		    &event->EventData;
326 		MPS_PRINTFIELD(sc, data, EnclosureHandle, 0x%x);
327 		MPS_PRINTFIELD(sc, data, ExpanderDevHandle, 0x%x);
328 		MPS_PRINTFIELD(sc, data, NumPhys, %d);
329 		MPS_PRINTFIELD(sc, data, NumEntries, %d);
330 		MPS_PRINTFIELD(sc, data, StartPhyNum, %d);
331 		mps_print_field(sc, "ExpStatus: %s (0x%x)\n",
332 		    mps_describe_table(mps_sastopo_exp, data->ExpStatus),
333 		    data->ExpStatus);
334 		MPS_PRINTFIELD(sc, data, PhysicalPort, %d);
335 		for (i = 0; i < data->NumEntries; i++) {
336 			phy = &data->PHY[i];
337 			phynum = data->StartPhyNum + i;
338 			mps_print_field(sc,
339 			    "PHY[%d].AttachedDevHandle: 0x%04x\n", phynum,
340 			    phy->AttachedDevHandle);
341 			mps_print_field(sc,
342 			    "PHY[%d].LinkRate: %s (0x%x)\n", phynum,
343 			    mps_describe_table(mps_linkrate_names,
344 			    (phy->LinkRate >> 4) & 0xf), phy->LinkRate);
345 			mps_print_field(sc, "PHY[%d].PhyStatus: %s\n",
346 			    phynum, mps_describe_table(mps_phystatus_names,
347 			    phy->PhyStatus));
348 		}
349 		break;
350 	}
351 	case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE:
352 	{
353 		MPI2_EVENT_DATA_SAS_ENCL_DEV_STATUS_CHANGE *data;
354 
355 		data = (MPI2_EVENT_DATA_SAS_ENCL_DEV_STATUS_CHANGE *)
356 		    &event->EventData;
357 		MPS_PRINTFIELD(sc, data, EnclosureHandle, 0x%x);
358 		mps_print_field(sc, "ReasonCode: %s\n",
359 		    mps_describe_table(mps_sastopo_exp, data->ReasonCode));
360 		MPS_PRINTFIELD(sc, data, PhysicalPort, %d);
361 		MPS_PRINTFIELD(sc, data, NumSlots, %d);
362 		MPS_PRINTFIELD(sc, data, StartSlot, %d);
363 		MPS_PRINTFIELD(sc, data, PhyBits, 0x%x);
364 		break;
365 	}
366 	case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE:
367 	{
368 		MPI2_EVENT_DATA_SAS_DEVICE_STATUS_CHANGE *data;
369 
370 		data = (MPI2_EVENT_DATA_SAS_DEVICE_STATUS_CHANGE *)
371 		    &event->EventData;
372 		MPS_PRINTFIELD(sc, data, TaskTag, 0x%x);
373 		mps_print_field(sc, "ReasonCode: %s\n",
374 		    mps_describe_table(mps_sasdev_reason, data->ReasonCode));
375 		MPS_PRINTFIELD(sc, data, ASC, 0x%x);
376 		MPS_PRINTFIELD(sc, data, ASCQ, 0x%x);
377 		MPS_PRINTFIELD(sc, data, DevHandle, 0x%x);
378 		mps_print_field(sc, "SASAddress: 0x%jx\n",
379 		    mps_to_u64(&data->SASAddress));
380 	}
381 	default:
382 		break;
383 	}
384 }
385 
386 void
387 _mps_print_expander1(struct mps_softc *sc, MPI2_CONFIG_PAGE_EXPANDER_1 *buf)
388 {
389 	MPS_PRINTFIELD_START(sc, "SAS Expander Page 1 #%d", buf->Phy);
390 	MPS_PRINTFIELD(sc, buf, PhysicalPort, %d);
391 	MPS_PRINTFIELD(sc, buf, NumPhys, %d);
392 	MPS_PRINTFIELD(sc, buf, Phy, %d);
393 	MPS_PRINTFIELD(sc, buf, NumTableEntriesProgrammed, %d);
394 	mps_print_field(sc, "ProgrammedLinkRate: %s (0x%x)\n",
395 	    mps_describe_table(mps_linkrate_names,
396 	    (buf->ProgrammedLinkRate >> 4) & 0xf), buf->ProgrammedLinkRate);
397 	mps_print_field(sc, "HwLinkRate: %s (0x%x)\n",
398 	    mps_describe_table(mps_linkrate_names,
399 	    (buf->HwLinkRate >> 4) & 0xf), buf->HwLinkRate);
400 	MPS_PRINTFIELD(sc, buf, AttachedDevHandle, 0x%04x);
401 	mps_print_field(sc, "PhyInfo Reason: %s (0x%x)\n",
402 	    mps_describe_table(mps_phyinfo_reason_names,
403 	    (buf->PhyInfo >> 16) & 0xf), buf->PhyInfo);
404 	mps_print_field(sc, "AttachedDeviceInfo: %b,%s\n",
405 	    buf->AttachedDeviceInfo, "\20" "\4SATAhost" "\5SMPinit" "\6STPinit"
406 	    "\7SSPinit" "\10SATAdev" "\11SMPtarg" "\12STPtarg" "\13SSPtarg"
407 	    "\14Direct" "\15LSIdev" "\16ATAPIdev" "\17SEPdev",
408 	    mps_describe_table(mps_sasdev0_devtype,
409 	    buf->AttachedDeviceInfo & 0x03));
410 	MPS_PRINTFIELD(sc, buf, ExpanderDevHandle, 0x%04x);
411 	MPS_PRINTFIELD(sc, buf, ChangeCount, %d);
412 	mps_print_field(sc, "NegotiatedLinkRate: %s (0x%x)\n",
413 	    mps_describe_table(mps_linkrate_names,
414 	    buf->NegotiatedLinkRate & 0xf), buf->NegotiatedLinkRate);
415 	MPS_PRINTFIELD(sc, buf, PhyIdentifier, %d);
416 	MPS_PRINTFIELD(sc, buf, AttachedPhyIdentifier, %d);
417 	MPS_PRINTFIELD(sc, buf, DiscoveryInfo, 0x%x);
418 	MPS_PRINTFIELD(sc, buf, AttachedPhyInfo, 0x%x);
419 	mps_print_field(sc, "AttachedPhyInfo Reason: %s (0x%x)\n",
420 	    mps_describe_table(mps_phyinfo_reason_names,
421 	    buf->AttachedPhyInfo & 0xf), buf->AttachedPhyInfo);
422 	MPS_PRINTFIELD(sc, buf, ZoneGroup, %d);
423 	MPS_PRINTFIELD(sc, buf, SelfConfigStatus, 0x%x);
424 }
425 
426 void
427 _mps_print_sasphy0(struct mps_softc *sc, MPI2_CONFIG_PAGE_SAS_PHY_0 *buf)
428 {
429 	MPS_PRINTFIELD_START(sc, "SAS PHY Page 0");
430 	MPS_PRINTFIELD(sc, buf, OwnerDevHandle, 0x%04x);
431 	MPS_PRINTFIELD(sc, buf, AttachedDevHandle, 0x%04x);
432 	MPS_PRINTFIELD(sc, buf, AttachedPhyIdentifier, %d);
433 	mps_print_field(sc, "AttachedPhyInfo Reason: %s (0x%x)\n",
434 	    mps_describe_table(mps_phyinfo_reason_names,
435 	    buf->AttachedPhyInfo & 0xf), buf->AttachedPhyInfo);
436 	mps_print_field(sc, "ProgrammedLinkRate: %s (0x%x)\n",
437 	    mps_describe_table(mps_linkrate_names,
438 	    (buf->ProgrammedLinkRate >> 4) & 0xf), buf->ProgrammedLinkRate);
439 	mps_print_field(sc, "HwLinkRate: %s (0x%x)\n",
440 	    mps_describe_table(mps_linkrate_names,
441 	    (buf->HwLinkRate >> 4) & 0xf), buf->HwLinkRate);
442 	MPS_PRINTFIELD(sc, buf, ChangeCount, %d);
443 	MPS_PRINTFIELD(sc, buf, Flags, 0x%x);
444 	mps_print_field(sc, "PhyInfo Reason: %s (0x%x)\n",
445 	    mps_describe_table(mps_phyinfo_reason_names,
446 	    (buf->PhyInfo >> 16) & 0xf), buf->PhyInfo);
447 	mps_print_field(sc, "NegotiatedLinkRate: %s (0x%x)\n",
448 	    mps_describe_table(mps_linkrate_names,
449 	    buf->NegotiatedLinkRate & 0xf), buf->NegotiatedLinkRate);
450 }
451 
452 void
453 mps_print_sgl(struct mps_softc *sc, struct mps_command *cm, int offset)
454 {
455 	MPI2_SGE_SIMPLE64 *sge;
456 	MPI2_SGE_CHAIN32 *sgc;
457 	MPI2_REQUEST_HEADER *req;
458 	struct mps_chain *chain = NULL;
459 	char *frame;
460 	u_int i = 0, flags;
461 
462 	req = (MPI2_REQUEST_HEADER *)cm->cm_req;
463 	frame = (char *)cm->cm_req;
464 	sge = (MPI2_SGE_SIMPLE64 *)&frame[offset * 4];
465 	printf("SGL for command %p\n", cm);
466 
467 	hexdump(frame, 128, NULL, 0);
468 	while (frame != NULL) {
469 		flags = le32toh(sge->FlagsLength) >> MPI2_SGE_FLAGS_SHIFT;
470 		printf("seg%d flags=0x%02x len=0x%06x addr=0x%016jx\n",
471 		    i, flags, le32toh(sge->FlagsLength) & 0xffffff,
472 		    mps_to_u64(&sge->Address));
473 		if (flags & (MPI2_SGE_FLAGS_END_OF_LIST |
474 		    MPI2_SGE_FLAGS_END_OF_BUFFER))
475 			break;
476 		sge++;
477 		i++;
478 		if (flags & MPI2_SGE_FLAGS_LAST_ELEMENT) {
479 			sgc = (MPI2_SGE_CHAIN32 *)sge;
480 			printf("chain flags=0x%x len=0x%x Offset=0x%x "
481 			    "Address=0x%x\n", sgc->Flags, le16toh(sgc->Length),
482 			    sgc->NextChainOffset, le32toh(sgc->Address));
483 			if (chain == NULL)
484 				chain = TAILQ_FIRST(&cm->cm_chain_list);
485 			else
486 				chain = TAILQ_NEXT(chain, chain_link);
487 			frame = (char *)chain->chain;
488 			sge = (MPI2_SGE_SIMPLE64 *)frame;
489 			hexdump(frame, 128, NULL, 0);
490 		}
491 	}
492 }
493 
494 void
495 mps_print_scsiio_cmd(struct mps_softc *sc, struct mps_command *cm)
496 {
497 	MPI2_SCSI_IO_REQUEST *req;
498 
499 	req = (MPI2_SCSI_IO_REQUEST *)cm->cm_req;
500 	mps_print_sgl(sc, cm, req->SGLOffset0);
501 }
502 
503