xref: /freebsd/sys/cam/scsi/smp_all.c (revision 06c3fb2749bda94cb5201f81ffdb8fa6c3161b2e)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 2010 Spectra Logic Corporation
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions, and the following disclaimer,
12  *    without modification.
13  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
14  *    substantially similar to the "NO WARRANTY" disclaimer below
15  *    ("Disclaimer") and any redistribution must be conditioned upon
16  *    including a substantially similar Disclaimer requirement for further
17  *    binary redistribution.
18  *
19  * NO WARRANTY
20  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
23  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24  * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
28  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
29  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30  * POSSIBILITY OF SUCH DAMAGES.
31  *
32  * $Id: //depot/users/kenm/FreeBSD-test/sys/cam/scsi/smp_all.c#4 $
33  */
34 
35 /*
36  * Serial Management Protocol helper functions.
37  */
38 
39 #include <sys/param.h>
40 #include <sys/types.h>
41 #ifdef _KERNEL
42 #include <sys/systm.h>
43 #include <sys/libkern.h>
44 #include <sys/kernel.h>
45 #else /* _KERNEL */
46 #include <errno.h>
47 #include <stdio.h>
48 #include <stdlib.h>
49 #include <string.h>
50 #include <inttypes.h>
51 #endif /* _KERNEL */
52 
53 #include <cam/cam.h>
54 #include <cam/cam_ccb.h>
55 #include <cam/cam_xpt.h>
56 #include <cam/scsi/smp_all.h>
57 #include <sys/sbuf.h>
58 
59 #ifndef _KERNEL
60 #include <camlib.h>
61 #endif
62 
63 static char *smp_yesno(int val);
64 
65 static char *
66 smp_yesno(int val)
67 {
68 	char *str;
69 
70 	if (val)
71 		str = "Yes";
72 	else
73 		str = "No";
74 
75 	return (str);
76 }
77 
78 struct smp_error_table_entry {
79 	uint8_t	function_result;
80 	const char *desc;
81 };
82 
83 /* List current as of SPL Revision 7 */
84 static struct smp_error_table_entry smp_error_table[] = {
85 	{SMP_FR_ACCEPTED, "SMP Function Accepted"},
86 	{SMP_FR_UNKNOWN_FUNC, "Unknown SMP Function"},
87 	{SMP_FR_FUNCTION_FAILED, "SMP Function Failed"},
88 	{SMP_FR_INVALID_REQ_FRAME_LEN, "Invalid Request Frame Length"},
89 	{SMP_FR_INVALID_EXP_CHG_CNT, "Invalid Expander Change Count"},
90 	{SMP_FR_BUSY, "Busy"},
91 	{SMP_FR_INCOMPLETE_DESC_LIST, "Incomplete Descriptor List"},
92 	{SMP_FR_PHY_DOES_NOT_EXIST, "Phy Does Not Exist"},
93 	{SMP_FR_INDEX_DOES_NOT_EXIST, "Index Does Not Exist"},
94 	{SMP_FR_PHY_DOES_NOT_SUP_SATA, "Phy Does Not Support SATA"},
95 	{SMP_FR_UNKNOWN_PHY_OP, "Unknown Phy Operation"},
96 	{SMP_FR_UNKNOWN_PHY_TEST_FUNC, "Unknown Phy Test Function"},
97 	{SMP_FR_PHY_TEST_FUNC_INPROG, "Phy Test Function In Progress"},
98 	{SMP_FR_PHY_VACANT, "Phy Vacant"},
99 	{SMP_FR_UNKNOWN_PHY_EVENT_SRC, "Unknown Phy Event Source"},
100 	{SMP_FR_UNKNOWN_DESC_TYPE, "Unknown Descriptor Type"},
101 	{SMP_FR_UNKNOWN_PHY_FILTER, "Unknown Phy Filter"},
102 	{SMP_FR_AFFILIATION_VIOLATION, "Affiliation Violation"},
103 	{SMP_FR_SMP_ZONE_VIOLATION, "SMP Zone Violation"},
104 	{SMP_FR_NO_MGMT_ACCESS_RIGHTS, "No Management Access Rights"},
105 	{SMP_FR_UNKNOWN_ED_ZONING_VAL, "Unknown Enable Disable Zoning Value"},
106 	{SMP_FR_ZONE_LOCK_VIOLATION, "Zone Lock Violation"},
107 	{SMP_FR_NOT_ACTIVATED, "Not Activated"},
108 	{SMP_FR_ZG_OUT_OF_RANGE, "Zone Group Out of Range"},
109 	{SMP_FR_NO_PHYS_PRESENCE, "No Physical Presence"},
110 	{SMP_FR_SAVING_NOT_SUP, "Saving Not Supported"},
111 	{SMP_FR_SRC_ZONE_DNE, "Source Zone Group Does Not Exist"},
112 	{SMP_FR_DISABLED_PWD_NOT_SUP, "Disabled Password Not Supported"}
113 };
114 
115 const char *
116 smp_error_desc(int function_result)
117 {
118 	int i;
119 
120 	for (i = 0; i < nitems(smp_error_table); i++){
121 		if (function_result == smp_error_table[i].function_result)
122 			return (smp_error_table[i].desc);
123 	}
124 	return ("Reserved Function Result");
125 }
126 
127 /* List current as of SPL Revision 7 */
128 struct smp_cmd_table_entry {
129 	uint8_t	cmd_num;
130 	const char *desc;
131 } smp_cmd_table[] = {
132 	{SMP_FUNC_REPORT_GENERAL, "REPORT GENERAL"},
133 	{SMP_FUNC_REPORT_MANUF_INFO, "REPORT MANUFACTURER INFORMATION"},
134 	{SMP_FUNC_REPORT_SC_STATUS, "REPORT SELF-CONFIGURATION STATUS"},
135 	{SMP_FUNC_REPORT_ZONE_PERM_TBL, "REPORT ZONE PERMISSION TABLE"},
136 	{SMP_FUNC_REPORT_BROADCAST, "REPORT BROADCAST"},
137 	{SMP_FUNC_DISCOVER, "DISCOVER"},
138 	{SMP_FUNC_REPORT_PHY_ERR_LOG, "REPORT PHY ERROR LOG"},
139 	{SMP_FUNC_REPORT_PHY_SATA, "REPORT PHY SATA"},
140 	{SMP_FUNC_REPORT_ROUTE_INFO, "REPORT ROUTE INFORMATION"},
141 	{SMP_FUNC_REPORT_PHY_EVENT, "REPORT PHY EVENT"},
142 	{SMP_FUNC_DISCOVER_LIST, "DISCOVER LIST"},
143 	{SMP_FUNC_REPORT_PHY_EVENT_LIST, "REPORT PHY EVENT LIST"},
144 	{SMP_FUNC_REPORT_EXP_RTL, "REPORT EXPANDER ROUTE TABLE LIST"},
145 	{SMP_FUNC_CONFIG_GENERAL, "CONFIGURE GENERAL"},
146 	{SMP_FUNC_ENABLE_DISABLE_ZONING, "ENABLE DISABLE ZONING"},
147 	{SMP_FUNC_ZONED_BROADCAST, "ZONED BROADCAST"},
148 	{SMP_FUNC_ZONE_LOCK, "ZONE LOCK"},
149 	{SMP_FUNC_ZONE_ACTIVATE, "ZONE ACTIVATE"},
150 	{SMP_FUNC_ZONE_UNLOCK, "ZONE UNLOCK"},
151 	{SMP_FUNC_CONFIG_ZM_PWD, "CONFIGURE ZONE MANAGER PASSWORD"},
152 	{SMP_FUNC_CONFIG_ZONE_PHY_INFO, "CONFIGURE ZONE PHY INFORMATION"},
153 	{SMP_FUNC_CONFIG_ZONE_PERM_TBL, "CONFIGURE ZONE PERMISSION TABLE"},
154 	{SMP_FUNC_CONFIG_ROUTE_INFO, "CONFIGURE ROUTE INFORMATION"},
155 	{SMP_FUNC_PHY_CONTROL, "PHY CONTROL"},
156 	{SMP_FUNC_PHY_TEST_FUNC, "PHY TEST FUNCTION"},
157 	{SMP_FUNC_CONFIG_PHY_EVENT, "CONFIGURE PHY EVENT"}
158 };
159 
160 const char *
161 smp_command_desc(uint8_t cmd_num)
162 {
163 	int i;
164 
165 	for (i = 0; i < nitems(smp_cmd_table) &&
166 	     smp_cmd_table[i].cmd_num <= cmd_num; i++) {
167 		if (cmd_num == smp_cmd_table[i].cmd_num)
168 			return (smp_cmd_table[i].desc);
169 	}
170 
171 	/*
172 	 * 0x40 to 0x7f and 0xc0 to 0xff are the vendor specific SMP
173 	 * command ranges.
174 	 */
175 	if (((cmd_num >= 0x40) && (cmd_num <= 0x7f))
176 	 || (cmd_num >= 0xc0)) {
177 		return ("Vendor Specific SMP Command");
178 	} else {
179 		return ("Unknown SMP Command");
180 	}
181 }
182 
183 /*
184  * Decode a SMP request buffer into a string of hexadecimal numbers.
185  *
186  * smp_request:    SMP request
187  * request_len:    length of the SMP request buffer, may be reduced if the
188  *                 caller only wants part of the buffer printed
189  * sb:             sbuf(9) buffer
190  * line_prefix:    prefix for new lines, or an empty string ("")
191  * first_line_len: length left on first line
192  * line_len:       total length of subsequent lines, 0 for no additional lines
193  *                 if there are no additional lines, first line will get ...
194  *                 at the end if there is additional data
195  */
196 void
197 smp_command_decode(uint8_t *smp_request, int request_len, struct sbuf *sb,
198 		   char *line_prefix, int first_line_len, int line_len)
199 {
200 	int i, cur_len;
201 
202 	for (i = 0, cur_len = first_line_len; i < request_len; i++) {
203 		/*
204 		 * Each byte takes 3 characters.  As soon as we go less
205 		 * than 6 (meaning we have at least 3 and at most 5
206 		 * characters left), check to see whether the subsequent
207 		 * line length (line_len) is long enough to bother with.
208 		 * If the user set it to 0, or some other length that isn't
209 		 * enough to hold at least the prefix and one byte, put ...
210 		 * on the first line to indicate that there is more data
211 		 * and bail out.
212 		 */
213 		if ((cur_len < 6)
214 		 && (line_len < (strlen(line_prefix) + 3))) {
215 			sbuf_cat(sb, "...");
216 			return;
217 		}
218 		if (cur_len < 3) {
219 			sbuf_printf(sb, "\n%s", line_prefix);
220 			cur_len = line_len - strlen(line_prefix);
221 		}
222 		sbuf_printf(sb, "%02x ", smp_request[i]);
223 		cur_len = cur_len - 3;
224 	}
225 }
226 
227 void
228 smp_command_sbuf(struct ccb_smpio *smpio, struct sbuf *sb,
229 		 char *line_prefix, int first_line_len, int line_len)
230 {
231 	sbuf_printf(sb, "%s. ", smp_command_desc(smpio->smp_request[1]));
232 
233 	/*
234 	 * Acccount for the command description and the period and space
235 	 * after the command description.
236 	 */
237 	first_line_len -= strlen(smp_command_desc(smpio->smp_request[1])) + 2;
238 
239 	smp_command_decode(smpio->smp_request, smpio->smp_request_len, sb,
240 			   line_prefix, first_line_len, line_len);
241 }
242 
243 /*
244  * Print SMP error output.  For userland commands, we need the cam_device
245  * structure so we can get the path information from the CCB.
246  */
247 #ifdef _KERNEL
248 void
249 smp_error_sbuf(struct ccb_smpio *smpio, struct sbuf *sb)
250 #else /* !_KERNEL*/
251 void
252 smp_error_sbuf(struct cam_device *device, struct ccb_smpio *smpio,
253 	       struct sbuf *sb)
254 #endif /* _KERNEL/!_KERNEL */
255 {
256 	char path_str[64];
257 
258 #ifdef _KERNEL
259 	xpt_path_string(smpio->ccb_h.path, path_str, sizeof(path_str));
260 #else
261 	cam_path_string(device, path_str, sizeof(path_str));
262 #endif
263 	smp_command_sbuf(smpio, sb, path_str, 80 - strlen(path_str), 80);
264 	sbuf_putc(sb, '\n');
265 
266 	sbuf_cat(sb, path_str);
267 	sbuf_printf(sb, "SMP Error: %s (0x%x)\n",
268 		    smp_error_desc(smpio->smp_response[2]),
269 		    smpio->smp_response[2]);
270 }
271 
272 /*
273  * Decode the SMP REPORT GENERAL response.  The format is current as of SPL
274  * Revision 7, but the parsing should be backward compatible for older
275  * versions of the spec.
276  */
277 void
278 smp_report_general_sbuf(struct smp_report_general_response *response,
279 			int response_len, struct sbuf *sb)
280 {
281 	sbuf_cat(sb, "Report General\n");
282 	sbuf_printf(sb, "Response Length: %d words (%d bytes)\n",
283 		    response->response_len,
284 		    response->response_len * SMP_WORD_LEN);
285 	sbuf_printf(sb, "Expander Change Count: %d\n",
286 		    scsi_2btoul(response->expander_change_count));
287 	sbuf_printf(sb, "Expander Route Indexes: %d\n",
288 		    scsi_2btoul(response->expander_route_indexes));
289 	sbuf_printf(sb, "Long Response: %s\n",
290 		    smp_yesno(response->long_response &
291 			      SMP_RG_LONG_RESPONSE));
292 	sbuf_printf(sb, "Number of Phys: %d\n", response->num_phys);
293 	sbuf_printf(sb, "Table to Table Supported: %s\n",
294 		    smp_yesno(response->config_bits0 &
295 		    SMP_RG_TABLE_TO_TABLE_SUP));
296 	sbuf_printf(sb, "Zone Configuring: %s\n",
297 		    smp_yesno(response->config_bits0 &
298 		    SMP_RG_ZONE_CONFIGURING));
299 	sbuf_printf(sb, "Self Configuring: %s\n",
300 		    smp_yesno(response->config_bits0 &
301 		    SMP_RG_SELF_CONFIGURING));
302 	sbuf_printf(sb, "STP Continue AWT: %s\n",
303 		    smp_yesno(response->config_bits0 &
304 		    SMP_RG_STP_CONTINUE_AWT));
305 	sbuf_printf(sb, "Open Reject Retry Supported: %s\n",
306 		    smp_yesno(response->config_bits0 &
307 		    SMP_RG_OPEN_REJECT_RETRY_SUP));
308 	sbuf_printf(sb, "Configures Others: %s\n",
309 		    smp_yesno(response->config_bits0 &
310 		    SMP_RG_CONFIGURES_OTHERS));
311 	sbuf_printf(sb, "Configuring: %s\n",
312 		    smp_yesno(response->config_bits0 &
313 		    SMP_RG_CONFIGURING));
314 	sbuf_printf(sb, "Externally Configurable Route Table: %s\n",
315 		    smp_yesno(response->config_bits0 &
316 		    SMP_RG_CONFIGURING));
317 	sbuf_printf(sb, "Enclosure Logical Identifier: 0x%016jx\n",
318 		    (uintmax_t)scsi_8btou64(response->encl_logical_id));
319 
320 	/*
321 	 * If the response->response_len is 0, then we don't have the
322 	 * extended information.  Also, if the user didn't allocate enough
323 	 * space for the full request, don't try to parse it.
324 	 */
325 	if ((response->response_len == 0)
326 	 || (response_len < (sizeof(struct smp_report_general_response) -
327 	     sizeof(response->crc))))
328 		return;
329 
330 	sbuf_printf(sb, "STP Bus Inactivity Time Limit: %d\n",
331 		    scsi_2btoul(response->stp_bus_inact_time_limit));
332 	sbuf_printf(sb, "STP Maximum Connect Time Limit: %d\n",
333 		    scsi_2btoul(response->stp_max_conn_time_limit));
334 	sbuf_printf(sb, "STP SMP I_T Nexus Loss Time: %d\n",
335 		    scsi_2btoul(response->stp_smp_it_nexus_loss_time));
336 
337 	sbuf_printf(sb, "Number of Zone Groups: %d\n",
338 		    (response->config_bits1 & SMP_RG_NUM_ZONE_GROUPS_MASK) >>
339 		    SMP_RG_NUM_ZONE_GROUPS_SHIFT);
340 	sbuf_printf(sb, "Zone Locked: %s\n",
341 		    smp_yesno(response->config_bits1 & SMP_RG_ZONE_LOCKED));
342 	sbuf_printf(sb, "Physical Presence Supported: %s\n",
343 		    smp_yesno(response->config_bits1 & SMP_RG_PP_SUPPORTED));
344 	sbuf_printf(sb, "Physical Presence Asserted: %s\n",
345 		    smp_yesno(response->config_bits1 & SMP_RG_PP_ASSERTED));
346 	sbuf_printf(sb, "Zoning Supported: %s\n",
347 		    smp_yesno(response->config_bits1 &
348 			      SMP_RG_ZONING_SUPPORTED));
349 	sbuf_printf(sb, "Zoning Enabled: %s\n",
350 		    smp_yesno(response->config_bits1 & SMP_RG_ZONING_ENABLED));
351 
352 	sbuf_printf(sb, "Saving: %s\n",
353 		    smp_yesno(response->config_bits2 & SMP_RG_SAVING));
354 	sbuf_printf(sb, "Saving Zone Manager Password Supported: %s\n",
355 		    smp_yesno(response->config_bits2 &
356 			      SMP_RG_SAVING_ZM_PWD_SUP));
357 	sbuf_printf(sb, "Saving Zone Phy Information Supported: %s\n",
358 		    smp_yesno(response->config_bits2 &
359 			      SMP_RG_SAVING_PHY_INFO_SUP));
360 	sbuf_printf(sb, "Saving Zone Permission Table Supported: %s\n",
361 		    smp_yesno(response->config_bits2 &
362 			      SMP_RG_SAVING_ZPERM_TAB_SUP));
363 	sbuf_printf(sb, "Saving Zoning Enabled Supported: %s\n",
364 		    smp_yesno(response->config_bits2 &
365 			      SMP_RG_SAVING_ZENABLED_SUP));
366 
367 	sbuf_printf(sb, "Maximum Number of Routed SAS Addresses: %d\n",
368 		    scsi_2btoul(response->max_num_routed_addrs));
369 
370 	sbuf_printf(sb, "Active Zone Manager SAS Address: 0x%016jx\n",
371 		    scsi_8btou64(response->active_zm_address));
372 
373 	sbuf_printf(sb, "Zone Inactivity Time Limit: %d\n",
374 		    scsi_2btoul(response->zone_lock_inact_time_limit));
375 
376 	sbuf_printf(sb, "First Enclosure Connector Element Index: %d\n",
377 		    response->first_encl_conn_el_index);
378 
379 	sbuf_printf(sb, "Number of Enclosure Connector Element Indexes: %d\n",
380 		    response->num_encl_conn_el_indexes);
381 
382 	sbuf_printf(sb, "Reduced Functionality: %s\n",
383 		    smp_yesno(response->reduced_functionality &
384 			      SMP_RG_REDUCED_FUNCTIONALITY));
385 
386 	sbuf_printf(sb, "Time to Reduced Functionality: %d\n",
387 		    response->time_to_reduced_func);
388 	sbuf_printf(sb, "Initial Time to Reduced Functionality: %d\n",
389 		    response->initial_time_to_reduced_func);
390 	sbuf_printf(sb, "Maximum Reduced Functionality Time: %d\n",
391 		    response->max_reduced_func_time);
392 
393 	sbuf_printf(sb, "Last Self-Configuration Status Descriptor Index: %d\n",
394 		    scsi_2btoul(response->last_sc_stat_desc_index));
395 
396 	sbuf_printf(sb, "Maximum Number of Storated Self-Configuration "
397 		    "Status Descriptors: %d\n",
398 		    scsi_2btoul(response->max_sc_stat_descs));
399 
400 	sbuf_printf(sb, "Last Phy Event List Descriptor Index: %d\n",
401 		    scsi_2btoul(response->last_phy_evl_desc_index));
402 
403 	sbuf_printf(sb, "Maximum Number of Stored Phy Event List "
404 		    "Descriptors: %d\n",
405 		    scsi_2btoul(response->max_stored_pel_descs));
406 
407 	sbuf_printf(sb, "STP Reject to Open Limit: %d\n",
408 		    scsi_2btoul(response->stp_reject_to_open_limit));
409 }
410 
411 /*
412  * Decode the SMP REPORT MANUFACTURER INFORMATION response.  The format is
413  * current as of SPL Revision 7, but the parsing should be backward
414  * compatible for older versions of the spec.
415  */
416 void
417 smp_report_manuf_info_sbuf(struct smp_report_manuf_info_response *response,
418 			   int response_len, struct sbuf *sb)
419 {
420 	char vendor[16], product[48], revision[16];
421 	char comp_vendor[16];
422 
423 	sbuf_cat(sb, "Report Manufacturer Information\n");
424 	sbuf_printf(sb, "Expander Change count: %d\n",
425 		    scsi_2btoul(response->expander_change_count));
426 	sbuf_printf(sb, "SAS 1.1 Format: %s\n",
427 		    smp_yesno(response->sas_11_format & SMP_RMI_SAS11_FORMAT));
428 	cam_strvis(vendor, response->vendor, sizeof(response->vendor),
429 		   sizeof(vendor));
430 	cam_strvis(product, response->product, sizeof(response->product),
431 		   sizeof(product));
432 	cam_strvis(revision, response->revision, sizeof(response->revision),
433 		   sizeof(revision));
434 	sbuf_printf(sb, "<%s %s %s>\n", vendor, product, revision);
435 
436 	if ((response->sas_11_format & SMP_RMI_SAS11_FORMAT) == 0) {
437 		uint8_t *curbyte;
438 		int line_start, line_cursor;
439 
440 		sbuf_cat(sb, "Vendor Specific Data:\n");
441 
442 		/*
443 		 * Print out the bytes roughly in the style of hd(1), but
444 		 * without the extra ASCII decoding.  Hexadecimal line
445 		 * numbers on the left, and 16 bytes per line, with an
446 		 * extra space after the first 8 bytes.
447 		 *
448 		 * It would be nice if this sort of thing were available
449 		 * in a library routine.
450 		 */
451 		for (curbyte = (uint8_t *)&response->comp_vendor, line_start= 1,
452 		     line_cursor = 0; curbyte < (uint8_t *)&response->crc;
453 		     curbyte++, line_cursor++) {
454 			if (line_start != 0) {
455 				sbuf_printf(sb, "%08lx  ",
456 					    (unsigned long)(curbyte -
457 					    (uint8_t *)response));
458 				line_start = 0;
459 				line_cursor = 0;
460 			}
461 			sbuf_printf(sb, "%02x", *curbyte);
462 
463 			if (line_cursor == 15) {
464 				sbuf_putc(sb, '\n');
465 				line_start = 1;
466 			} else
467 				sbuf_printf(sb, " %s", (line_cursor == 7) ?
468 					    " " : "");
469 		}
470 		if (line_cursor != 16)
471 			sbuf_putc(sb, '\n');
472 		return;
473 	}
474 
475 	cam_strvis(comp_vendor, response->comp_vendor,
476 		   sizeof(response->comp_vendor), sizeof(comp_vendor));
477 	sbuf_printf(sb, "Component Vendor: %s\n", comp_vendor);
478 	sbuf_printf(sb, "Component ID: %#x\n", scsi_2btoul(response->comp_id));
479 	sbuf_printf(sb, "Component Revision: %#x\n", response->comp_revision);
480 	sbuf_printf(sb, "Vendor Specific: 0x%016jx\n",
481 		    (uintmax_t)scsi_8btou64(response->vendor_specific));
482 }
483 
484 /*
485  * Compose a SMP REPORT GENERAL request and put it into a CCB.  This is
486  * current as of SPL Revision 7.
487  */
488 void
489 smp_report_general(struct ccb_smpio *smpio, uint32_t retries,
490 		   void (*cbfcnp)(struct cam_periph *, union ccb *),
491 		   struct smp_report_general_request *request, int request_len,
492 		   uint8_t *response, int response_len, int long_response,
493 		   uint32_t timeout)
494 {
495 	cam_fill_smpio(smpio,
496 		       retries,
497 		       cbfcnp,
498 		       /*flags*/CAM_DIR_BOTH,
499 		       (uint8_t *)request,
500 		       request_len - SMP_CRC_LEN,
501 		       response,
502 		       response_len,
503 		       timeout);
504 
505 	bzero(request, sizeof(*request));
506 
507 	request->frame_type = SMP_FRAME_TYPE_REQUEST;
508 	request->function = SMP_FUNC_REPORT_GENERAL;
509 	request->response_len = long_response ? SMP_RG_RESPONSE_LEN : 0;
510 	request->request_len = 0;
511 }
512 
513 /*
514  * Compose a SMP DISCOVER request and put it into a CCB.  This is current
515  * as of SPL Revision 7.
516  */
517 void
518 smp_discover(struct ccb_smpio *smpio, uint32_t retries,
519 	     void (*cbfcnp)(struct cam_periph *, union ccb *),
520 	     struct smp_discover_request *request, int request_len,
521 	     uint8_t *response, int response_len, int long_response,
522 	     int ignore_zone_group, int phy, uint32_t timeout)
523 {
524 	cam_fill_smpio(smpio,
525 		       retries,
526 		       cbfcnp,
527 		       /*flags*/CAM_DIR_BOTH,
528 		       (uint8_t *)request,
529 		       request_len - SMP_CRC_LEN,
530 		       response,
531 		       response_len,
532 		       timeout);
533 
534 	bzero(request, sizeof(*request));
535 	request->frame_type = SMP_FRAME_TYPE_REQUEST;
536 	request->function = SMP_FUNC_DISCOVER;
537 	request->response_len = long_response ? SMP_DIS_RESPONSE_LEN : 0;
538 	request->request_len = long_response ? SMP_DIS_REQUEST_LEN : 0;
539 	if (ignore_zone_group != 0)
540 		request->ignore_zone_group |= SMP_DIS_IGNORE_ZONE_GROUP;
541 	request->phy = phy;
542 }
543 
544 /*
545  * Compose a SMP REPORT MANUFACTURER INFORMATION request and put it into a
546  * CCB.  This is current as of SPL Revision 7.
547  */
548 void
549 smp_report_manuf_info(struct ccb_smpio *smpio, uint32_t retries,
550 		      void (*cbfcnp)(struct cam_periph *, union ccb *),
551 		      struct smp_report_manuf_info_request *request,
552 		      int request_len, uint8_t *response, int response_len,
553 		      int long_response, uint32_t timeout)
554 {
555 	cam_fill_smpio(smpio,
556 		       retries,
557 		       cbfcnp,
558 		       /*flags*/CAM_DIR_BOTH,
559 		       (uint8_t *)request,
560 		       request_len - SMP_CRC_LEN,
561 		       response,
562 		       response_len,
563 		       timeout);
564 
565 	bzero(request, sizeof(*request));
566 
567 	request->frame_type = SMP_FRAME_TYPE_REQUEST;
568 	request->function = SMP_FUNC_REPORT_MANUF_INFO;
569 	request->response_len = long_response ? SMP_RMI_RESPONSE_LEN : 0;
570 	request->request_len = long_response ? SMP_RMI_REQUEST_LEN : 0;
571 }
572 
573 /*
574  * Compose a SMP PHY CONTROL request and put it into a CCB.  This is
575  * current as of SPL Revision 7.
576  */
577 void
578 smp_phy_control(struct ccb_smpio *smpio, uint32_t retries,
579 		void (*cbfcnp)(struct cam_periph *, union ccb *),
580 		struct smp_phy_control_request *request, int request_len,
581 		uint8_t *response, int response_len, int long_response,
582 		uint32_t expected_exp_change_count, int phy, int phy_op,
583 		int update_pp_timeout_val, uint64_t attached_device_name,
584 		int prog_min_prl, int prog_max_prl, int slumber_partial,
585 		int pp_timeout_value, uint32_t timeout)
586 {
587 	cam_fill_smpio(smpio,
588 		       retries,
589 		       cbfcnp,
590 		       /*flags*/CAM_DIR_BOTH,
591 		       (uint8_t *)request,
592 		       request_len - SMP_CRC_LEN,
593 		       response,
594 		       response_len,
595 		       timeout);
596 
597 	bzero(request, sizeof(*request));
598 
599 	request->frame_type = SMP_FRAME_TYPE_REQUEST;
600 	request->function = SMP_FUNC_PHY_CONTROL;
601 	request->response_len = long_response ? SMP_PC_RESPONSE_LEN : 0;
602 	request->request_len = long_response ? SMP_PC_REQUEST_LEN : 0;
603 	scsi_ulto2b(expected_exp_change_count, request->expected_exp_chg_cnt);
604 	request->phy = phy;
605 	request->phy_operation = phy_op;
606 
607 	if (update_pp_timeout_val != 0)
608 		request->update_pp_timeout |= SMP_PC_UPDATE_PP_TIMEOUT;
609 
610 	scsi_u64to8b(attached_device_name, request->attached_device_name);
611 	request->prog_min_phys_link_rate = (prog_min_prl <<
612 		SMP_PC_PROG_MIN_PL_RATE_SHIFT) & SMP_PC_PROG_MIN_PL_RATE_MASK;
613 	request->prog_max_phys_link_rate = (prog_max_prl <<
614 		SMP_PC_PROG_MAX_PL_RATE_SHIFT) & SMP_PC_PROG_MAX_PL_RATE_MASK;
615 	request->config_bits0 = slumber_partial;
616 	request->pp_timeout_value = pp_timeout_value;
617 }
618