constants.c revision 9ccfc756a70d454dfa82f48897e2883560c01a0e
1/*
2 * ASCII values for a number of symbolic constants, printing functions,
3 * etc.
4 * Additions for SCSI 2 and Linux 2.2.x by D. Gilbert (990422)
5 * Additions for SCSI 3+ (SPC-3 T10/1416-D Rev 07 3 May 2002)
6 *   by D. Gilbert and aeb (20020609)
7 * Additions for SPC-3 T10/1416-D Rev 21 22 Sept 2004, D. Gilbert 20041025
8 */
9
10#include <linux/config.h>
11#include <linux/blkdev.h>
12#include <linux/module.h>
13#include <linux/kernel.h>
14
15#include <scsi/scsi.h>
16#include <scsi/scsi_device.h>
17#include <scsi/scsi_host.h>
18#include <scsi/scsi_request.h>
19#include <scsi/scsi_eh.h>
20#include <scsi/scsi_dbg.h>
21
22
23
24/* Commands with service actions that change the command name */
25#define MAINTENANCE_IN 0xa3
26#define MAINTENANCE_OUT 0xa4
27#define SERVICE_ACTION_IN_12 0xab
28#define SERVICE_ACTION_OUT_12 0xa9
29#define SERVICE_ACTION_IN_16 0x9e
30#define SERVICE_ACTION_OUT_16 0x9f
31#define VARIABLE_LENGTH_CMD 0x7f
32
33
34
35#ifdef CONFIG_SCSI_CONSTANTS
36static const char * cdb_byte0_names[] = {
37/* 00-03 */ "Test Unit Ready", "Rezero Unit/Rewind", NULL, "Request Sense",
38/* 04-07 */ "Format Unit/Medium", "Read Block Limits", NULL,
39	    "Reasssign Blocks",
40/* 08-0d */ "Read (6)", NULL, "Write (6)", "Seek (6)", NULL, NULL,
41/* 0e-12 */ NULL, "Read Reverse", "Write Filemarks", "Space", "Inquiry",
42/* 13-16 */ "Verify (6)", "Recover Buffered Data", "Mode Select (6)",
43	    "Reserve (6)",
44/* 17-1a */ "Release (6)", "Copy", "Erase", "Mode Sense (6)",
45/* 1b-1d */ "Start/Stop Unit", "Receive Diagnostic", "Send Diagnostic",
46/* 1e-1f */ "Prevent/Allow Medium Removal", NULL,
47/* 20-22 */  NULL, NULL, NULL,
48/* 23-28 */ "Read Format Capacities", "Set Window",
49	    "Read Capacity (10)", NULL, NULL, "Read (10)",
50/* 29-2d */ "Read Generation", "Write (10)", "Seek (10)", "Erase (10)",
51            "Read updated block",
52/* 2e-31 */ "Write Verify (10)", "Verify (10)", "Search High", "Search Equal",
53/* 32-34 */ "Search Low", "Set Limits", "Prefetch/Read Position",
54/* 35-37 */ "Synchronize Cache (10)", "Lock/Unlock Cache (10)",
55	    "Read Defect Data(10)",
56/* 38-3c */ "Medium Scan", "Compare", "Copy Verify", "Write Buffer",
57            "Read Buffer",
58/* 3d-3f */ "Update Block", "Read Long (10)",  "Write Long (10)",
59/* 40-41 */ "Change Definition", "Write Same (10)",
60/* 42-48 */ "Read sub-channel", "Read TOC/PMA/ATIP", "Read density support",
61            "Play audio (10)", "Get configuration", "Play audio msf",
62            "Play audio track/index",
63/* 49-4f */ "Play track relative (10)", "Get event status notification",
64            "Pause/resume", "Log Select", "Log Sense", "Stop play/scan",
65            NULL,
66/* 50-55 */ "Xdwrite", "Xpwrite, Read disk info", "Xdread, Read track info",
67            "Reserve track", "Send OPC info", "Mode Select (10)",
68/* 56-5b */ "Reserve (10)", "Release (10)", "Repair track", "Read master cue",
69            "Mode Sense (10)", "Close track/session",
70/* 5c-5f */ "Read buffer capacity", "Send cue sheet", "Persistent reserve in",
71            "Persistent reserve out",
72/* 60-67 */ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
73/* 68-6f */ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
74/* 70-77 */ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
75/* 78-7f */ NULL, NULL, NULL, NULL, NULL, NULL, NULL, "Variable length",
76/* 80-84 */ "Xdwrite (16)", "Rebuild (16)", "Regenerate (16)", "Extended copy",
77            "Receive copy results",
78/* 85-89 */ "Memory Export In (16)", "Access control in", "Access control out",
79            "Read (16)", "Memory Export Out (16)",
80/* 8a-8f */ "Write (16)", NULL, "Read attributes", "Write attributes",
81            "Write and verify (16)", "Verify (16)",
82/* 90-94 */ "Pre-fetch (16)", "Synchronize cache (16)",
83            "Lock/unlock cache (16)", "Write same (16)", NULL,
84/* 95-99 */ NULL, NULL, NULL, NULL, NULL,
85/* 9a-9f */ NULL, NULL, NULL, NULL, "Service action in (16)",
86            "Service action out (16)",
87/* a0-a5 */ "Report luns", "Blank", "Send event", "Maintenance in",
88            "Maintenance out", "Move medium/play audio(12)",
89/* a6-a9 */ "Exchange medium", "Move medium attached", "Read(12)",
90            "Play track relative(12)",
91/* aa-ae */ "Write(12)", NULL, "Erase(12), Get Performance",
92            "Read DVD structure", "Write and verify(12)",
93/* af-b1 */ "Verify(12)", "Search data high(12)", "Search data equal(12)",
94/* b2-b4 */ "Search data low(12)", "Set limits(12)",
95            "Read element status attached",
96/* b5-b6 */ "Request volume element address", "Send volume tag, set streaming",
97/* b7-b9 */ "Read defect data(12)", "Read element status", "Read CD msf",
98/* ba-bc */ "Redundancy group (in), Scan",
99            "Redundancy group (out), Set cd-rom speed", "Spare in, Play cd",
100/* bd-bf */ "Spare out, Mechanism status", "Volume set in, Read cd",
101            "Volume set out, Send DVD structure",
102};
103
104struct value_name_pair {
105	int value;
106	const char * name;
107};
108
109static const struct value_name_pair maint_in_arr[] = {
110	{0x5, "Report device identifier"},
111	{0xa, "Report target port groups"},
112	{0xb, "Report aliases"},
113	{0xc, "Report supported operation codes"},
114	{0xd, "Report supported task management functions"},
115	{0xe, "Report priority"},
116};
117#define MAINT_IN_SZ \
118        (int)(sizeof(maint_in_arr) / sizeof(maint_in_arr[0]))
119
120static const struct value_name_pair maint_out_arr[] = {
121	{0x6, "Set device identifier"},
122	{0xa, "Set target port groups"},
123	{0xb, "Change aliases"},
124	{0xe, "Set priority"},
125};
126#define MAINT_OUT_SZ \
127        (int)(sizeof(maint_out_arr) / sizeof(maint_out_arr[0]))
128
129static const struct value_name_pair serv_in12_arr[] = {
130	{0x1, "Read media serial number"},
131};
132#define SERV_IN12_SZ  \
133        (int)(sizeof(serv_in12_arr) / sizeof(serv_in12_arr[0]))
134
135static const struct value_name_pair serv_out12_arr[] = {
136	{-1, "dummy entry"},
137};
138#define SERV_OUT12_SZ \
139        (int)(sizeof(serv_out12_arr) / sizeof(serv_in12_arr[0]))
140
141static const struct value_name_pair serv_in16_arr[] = {
142	{0x10, "Read capacity(16)"},
143	{0x11, "Read long(16)"},
144};
145#define SERV_IN16_SZ  \
146        (int)(sizeof(serv_in16_arr) / sizeof(serv_in16_arr[0]))
147
148static const struct value_name_pair serv_out16_arr[] = {
149	{0x11, "Write long(16)"},
150	{0x1f, "Notify data transfer device(16)"},
151};
152#define SERV_OUT16_SZ \
153        (int)(sizeof(serv_out16_arr) / sizeof(serv_in16_arr[0]))
154
155static const struct value_name_pair variable_length_arr[] = {
156	{0x1, "Rebuild(32)"},
157	{0x2, "Regenerate(32)"},
158	{0x3, "Xdread(32)"},
159	{0x4, "Xdwrite(32)"},
160	{0x5, "Xdwrite extended(32)"},
161	{0x6, "Xpwrite(32)"},
162	{0x7, "Xdwriteread(32)"},
163	{0x8, "Xdwrite extended(64)"},
164	{0x9, "Read(32)"},
165	{0xa, "Verify(32)"},
166	{0xb, "Write(32)"},
167	{0xc, "Write an verify(32)"},
168	{0xd, "Write same(32)"},
169	{0x8801, "Format OSD"},
170	{0x8802, "Create (osd)"},
171	{0x8803, "List (osd)"},
172	{0x8805, "Read (osd)"},
173	{0x8806, "Write (osd)"},
174	{0x8807, "Append (osd)"},
175	{0x8808, "Flush (osd)"},
176	{0x880a, "Remove (osd)"},
177	{0x880b, "Create partition (osd)"},
178	{0x880c, "Remove partition (osd)"},
179	{0x880e, "Get attributes (osd)"},
180	{0x880f, "Set attributes (osd)"},
181	{0x8812, "Create and write (osd)"},
182	{0x8815, "Create collection (osd)"},
183	{0x8816, "Remove collection (osd)"},
184	{0x8817, "List collection (osd)"},
185	{0x8818, "Set key (osd)"},
186	{0x8819, "Set master key (osd)"},
187	{0x881a, "Flush collection (osd)"},
188	{0x881b, "Flush partition (osd)"},
189	{0x881c, "Flush OSD"},
190	{0x8f7e, "Perform SCSI command (osd)"},
191	{0x8f7f, "Perform task management function (osd)"},
192};
193#define VARIABLE_LENGTH_SZ \
194        (int)(sizeof(variable_length_arr) / sizeof(variable_length_arr[0]))
195
196static const char * get_sa_name(const struct value_name_pair * arr,
197			        int arr_sz, int service_action)
198{
199	int k;
200
201	for (k = 0; k < arr_sz; ++k, ++arr) {
202		if (service_action == arr->value)
203			break;
204	}
205	return (k < arr_sz) ? arr->name : NULL;
206}
207
208/* attempt to guess cdb length if cdb_len==0 . No trailing linefeed. */
209static void print_opcode_name(unsigned char * cdbp, int cdb_len,
210			      int start_of_line)
211{
212	int sa, len, cdb0;
213	const char * name;
214	const char * leadin = start_of_line ? KERN_INFO : "";
215
216	cdb0 = cdbp[0];
217	switch(cdb0) {
218	case VARIABLE_LENGTH_CMD:
219		len = cdbp[7] + 8;
220		if (len < 10) {
221			printk("%sshort variable length command, "
222			       "len=%d ext_len=%d", leadin, len, cdb_len);
223			break;
224		}
225		sa = (cdbp[8] << 8) + cdbp[9];
226		name = get_sa_name(maint_in_arr, MAINT_IN_SZ, sa);
227		if (name) {
228			printk("%s%s", leadin, name);
229			if ((cdb_len > 0) && (len != cdb_len))
230				printk(", in_cdb_len=%d, ext_len=%d",
231				       len, cdb_len);
232		} else {
233			printk("%scdb[0]=0x%x, sa=0x%x", leadin, cdb0, sa);
234			if ((cdb_len > 0) && (len != cdb_len))
235				printk(", in_cdb_len=%d, ext_len=%d",
236				       len, cdb_len);
237		}
238		break;
239	case MAINTENANCE_IN:
240		sa = cdbp[1] & 0x1f;
241		name = get_sa_name(maint_in_arr, MAINT_IN_SZ, sa);
242		if (name)
243			printk("%s%s", leadin, name);
244		else
245			printk("%scdb[0]=0x%x, sa=0x%x", leadin, cdb0, sa);
246		break;
247	case MAINTENANCE_OUT:
248		sa = cdbp[1] & 0x1f;
249		name = get_sa_name(maint_out_arr, MAINT_OUT_SZ, sa);
250		if (name)
251			printk("%s%s", leadin, name);
252		else
253			printk("%scdb[0]=0x%x, sa=0x%x", leadin, cdb0, sa);
254		break;
255	case SERVICE_ACTION_IN_12:
256		sa = cdbp[1] & 0x1f;
257		name = get_sa_name(serv_in12_arr, SERV_IN12_SZ, sa);
258		if (name)
259			printk("%s%s", leadin, name);
260		else
261			printk("%scdb[0]=0x%x, sa=0x%x", leadin, cdb0, sa);
262		break;
263	case SERVICE_ACTION_OUT_12:
264		sa = cdbp[1] & 0x1f;
265		name = get_sa_name(serv_out12_arr, SERV_OUT12_SZ, sa);
266		if (name)
267			printk("%s%s", leadin, name);
268		else
269			printk("%scdb[0]=0x%x, sa=0x%x", leadin, cdb0, sa);
270		break;
271	case SERVICE_ACTION_IN_16:
272		sa = cdbp[1] & 0x1f;
273		name = get_sa_name(serv_in16_arr, SERV_IN16_SZ, sa);
274		if (name)
275			printk("%s%s", leadin, name);
276		else
277			printk("%scdb[0]=0x%x, sa=0x%x", leadin, cdb0, sa);
278		break;
279	case SERVICE_ACTION_OUT_16:
280		sa = cdbp[1] & 0x1f;
281		name = get_sa_name(serv_out16_arr, SERV_OUT16_SZ, sa);
282		if (name)
283			printk("%s%s", leadin, name);
284		else
285			printk("%scdb[0]=0x%x, sa=0x%x", leadin, cdb0, sa);
286		break;
287	default:
288		if (cdb0 < 0xc0) {
289			name = cdb_byte0_names[cdb0];
290			if (name)
291				printk("%s%s", leadin, name);
292			else
293				printk("%scdb[0]=0x%x (reserved)",
294				       leadin, cdb0);
295		} else
296			printk("%scdb[0]=0x%x (vendor)", leadin, cdb0);
297		break;
298	}
299}
300
301#else /* ifndef CONFIG_SCSI_CONSTANTS */
302
303static void print_opcode_name(unsigned char * cdbp, int cdb_len,
304			      int start_of_line)
305{
306	int sa, len, cdb0;
307	const char * leadin = start_of_line ? KERN_INFO : "";
308
309	cdb0 = cdbp[0];
310	switch(cdb0) {
311	case VARIABLE_LENGTH_CMD:
312		len = cdbp[7] + 8;
313		if (len < 10) {
314			printk("%sshort opcode=0x%x command, len=%d "
315			       "ext_len=%d", leadin, cdb0, len, cdb_len);
316			break;
317		}
318		sa = (cdbp[8] << 8) + cdbp[9];
319		printk("%scdb[0]=0x%x, sa=0x%x", leadin, cdb0, sa);
320		if (len != cdb_len)
321			printk(", in_cdb_len=%d, ext_len=%d", len, cdb_len);
322		break;
323	case MAINTENANCE_IN:
324	case MAINTENANCE_OUT:
325	case SERVICE_ACTION_IN_12:
326	case SERVICE_ACTION_OUT_12:
327	case SERVICE_ACTION_IN_16:
328	case SERVICE_ACTION_OUT_16:
329		sa = cdbp[1] & 0x1f;
330		printk("%scdb[0]=0x%x, sa=0x%x", leadin, cdb0, sa);
331		break;
332	default:
333		if (cdb0 < 0xc0)
334			printk("%scdb[0]=0x%x", leadin, cdb0);
335		else
336			printk("%scdb[0]=0x%x (vendor)", leadin, cdb0);
337		break;
338	}
339}
340#endif
341
342void __scsi_print_command(unsigned char *command)
343{
344	int k, len;
345
346	print_opcode_name(command, 0, 1);
347	if (VARIABLE_LENGTH_CMD == command[0])
348		len = command[7] + 8;
349	else
350		len = COMMAND_SIZE(command[0]);
351	/* print out all bytes in cdb */
352	for (k = 0; k < len; ++k)
353		printk(" %02x", command[k]);
354	printk("\n");
355}
356EXPORT_SYMBOL(__scsi_print_command);
357
358/* This function (perhaps with the addition of peripheral device type)
359 * is more approriate than __scsi_print_command(). Perhaps that static
360 * can be dropped later if it replaces the __scsi_print_command version.
361 */
362static void scsi_print_cdb(unsigned char *cdb, int cdb_len, int start_of_line)
363{
364	int k;
365
366	print_opcode_name(cdb, cdb_len, start_of_line);
367	/* print out all bytes in cdb */
368	printk(":");
369	for (k = 0; k < cdb_len; ++k)
370		printk(" %02x", cdb[k]);
371	printk("\n");
372}
373
374/**
375 *
376 *	scsi_print_status - print scsi status description
377 *	@scsi_status: scsi status value
378 *
379 *	If the status is recognized, the description is printed.
380 *	Otherwise "Unknown status" is output. No trailing space.
381 *	If CONFIG_SCSI_CONSTANTS is not set, then print status in hex
382 *	(e.g. "0x2" for Check Condition).
383 **/
384void
385scsi_print_status(unsigned char scsi_status) {
386#ifdef CONFIG_SCSI_CONSTANTS
387	const char * ccp;
388
389	switch (scsi_status) {
390	case 0:    ccp = "Good"; break;
391	case 0x2:  ccp = "Check Condition"; break;
392	case 0x4:  ccp = "Condition Met"; break;
393	case 0x8:  ccp = "Busy"; break;
394	case 0x10: ccp = "Intermediate"; break;
395	case 0x14: ccp = "Intermediate-Condition Met"; break;
396	case 0x18: ccp = "Reservation Conflict"; break;
397	case 0x22: ccp = "Command Terminated"; break;	/* obsolete */
398	case 0x28: ccp = "Task set Full"; break;	/* was: Queue Full */
399	case 0x30: ccp = "ACA Active"; break;
400	case 0x40: ccp = "Task Aborted"; break;
401	default:   ccp = "Unknown status";
402	}
403	printk(KERN_INFO "%s", ccp);
404#else
405	printk(KERN_INFO "0x%0x", scsi_status);
406#endif
407}
408EXPORT_SYMBOL(scsi_print_status);
409
410#ifdef CONFIG_SCSI_CONSTANTS
411
412struct error_info {
413	unsigned short code12;	/* 0x0302 looks better than 0x03,0x02 */
414	const char * text;
415};
416
417static struct error_info additional[] =
418{
419	{0x0000, "No additional sense information"},
420	{0x0001, "Filemark detected"},
421	{0x0002, "End-of-partition/medium detected"},
422	{0x0003, "Setmark detected"},
423	{0x0004, "Beginning-of-partition/medium detected"},
424	{0x0005, "End-of-data detected"},
425	{0x0006, "I/O process terminated"},
426	{0x0011, "Audio play operation in progress"},
427	{0x0012, "Audio play operation paused"},
428	{0x0013, "Audio play operation successfully completed"},
429	{0x0014, "Audio play operation stopped due to error"},
430	{0x0015, "No current audio status to return"},
431	{0x0016, "Operation in progress"},
432	{0x0017, "Cleaning requested"},
433	{0x0018, "Erase operation in progress"},
434	{0x0019, "Locate operation in progress"},
435	{0x001A, "Rewind operation in progress"},
436	{0x001B, "Set capacity operation in progress"},
437	{0x001C, "Verify operation in progress"},
438
439	{0x0100, "No index/sector signal"},
440
441	{0x0200, "No seek complete"},
442
443	{0x0300, "Peripheral device write fault"},
444	{0x0301, "No write current"},
445	{0x0302, "Excessive write errors"},
446
447	{0x0400, "Logical unit not ready, cause not reportable"},
448	{0x0401, "Logical unit is in process of becoming ready"},
449	{0x0402, "Logical unit not ready, initializing cmd. required"},
450	{0x0403, "Logical unit not ready, manual intervention required"},
451	{0x0404, "Logical unit not ready, format in progress"},
452	{0x0405, "Logical unit not ready, rebuild in progress"},
453	{0x0406, "Logical unit not ready, recalculation in progress"},
454	{0x0407, "Logical unit not ready, operation in progress"},
455	{0x0408, "Logical unit not ready, long write in progress"},
456	{0x0409, "Logical unit not ready, self-test in progress"},
457	{0x040A, "Logical unit not accessible, asymmetric access state "
458	 "transition"},
459	{0x040B, "Logical unit not accessible, target port in standby state"},
460	{0x040C, "Logical unit not accessible, target port in unavailable "
461	 "state"},
462	{0x0410, "Logical unit not ready, auxiliary memory not accessible"},
463	{0x0411, "Logical unit not ready, notify (enable spinup) required"},
464	{0x0412, "Logical unit not ready, offline"},
465
466	{0x0500, "Logical unit does not respond to selection"},
467
468	{0x0600, "No reference position found"},
469
470	{0x0700, "Multiple peripheral devices selected"},
471
472	{0x0800, "Logical unit communication failure"},
473	{0x0801, "Logical unit communication time-out"},
474	{0x0802, "Logical unit communication parity error"},
475	{0x0803, "Logical unit communication CRC error (Ultra-DMA/32)"},
476	{0x0804, "Unreachable copy target"},
477
478	{0x0900, "Track following error"},
479	{0x0901, "Tracking servo failure"},
480	{0x0902, "Focus servo failure"},
481	{0x0903, "Spindle servo failure"},
482	{0x0904, "Head select fault"},
483
484	{0x0A00, "Error log overflow"},
485
486	{0x0B00, "Warning"},
487	{0x0B01, "Warning - specified temperature exceeded"},
488	{0x0B02, "Warning - enclosure degraded"},
489
490	{0x0C00, "Write error"},
491	{0x0C01, "Write error - recovered with auto reallocation"},
492	{0x0C02, "Write error - auto reallocation failed"},
493	{0x0C03, "Write error - recommend reassignment"},
494	{0x0C04, "Compression check miscompare error"},
495	{0x0C05, "Data expansion occurred during compression"},
496	{0x0C06, "Block not compressible"},
497	{0x0C07, "Write error - recovery needed"},
498	{0x0C08, "Write error - recovery failed"},
499	{0x0C09, "Write error - loss of streaming"},
500	{0x0C0A, "Write error - padding blocks added"},
501	{0x0C0B, "Auxiliary memory write error"},
502	{0x0C0C, "Write error - unexpected unsolicited data"},
503	{0x0C0D, "Write error - not enough unsolicited data"},
504
505	{0x0D00, "Error detected by third party temporary initiator"},
506	{0x0D01, "Third party device failure"},
507	{0x0D02, "Copy target device not reachable"},
508	{0x0D03, "Incorrect copy target device type"},
509	{0x0D04, "Copy target device data underrun"},
510	{0x0D05, "Copy target device data overrun"},
511
512	{0x0E00, "Invalid information unit"},
513	{0x0E01, "Information unit too short"},
514	{0x0E02, "Information unit too long"},
515
516	{0x1000, "Id CRC or ECC error"},
517	{0x1001, "Data block guard check failed"},
518	{0x1002, "Data block application tag check failed"},
519	{0x1003, "Data block reference tag check failed"},
520
521	{0x1100, "Unrecovered read error"},
522	{0x1101, "Read retries exhausted"},
523	{0x1102, "Error too long to correct"},
524	{0x1103, "Multiple read errors"},
525	{0x1104, "Unrecovered read error - auto reallocate failed"},
526	{0x1105, "L-EC uncorrectable error"},
527	{0x1106, "CIRC unrecovered error"},
528	{0x1107, "Data re-synchronization error"},
529	{0x1108, "Incomplete block read"},
530	{0x1109, "No gap found"},
531	{0x110A, "Miscorrected error"},
532	{0x110B, "Unrecovered read error - recommend reassignment"},
533	{0x110C, "Unrecovered read error - recommend rewrite the data"},
534	{0x110D, "De-compression CRC error"},
535	{0x110E, "Cannot decompress using declared algorithm"},
536	{0x110F, "Error reading UPC/EAN number"},
537	{0x1110, "Error reading ISRC number"},
538	{0x1111, "Read error - loss of streaming"},
539	{0x1112, "Auxiliary memory read error"},
540	{0x1113, "Read error - failed retransmission request"},
541
542	{0x1200, "Address mark not found for id field"},
543
544	{0x1300, "Address mark not found for data field"},
545
546	{0x1400, "Recorded entity not found"},
547	{0x1401, "Record not found"},
548	{0x1402, "Filemark or setmark not found"},
549	{0x1403, "End-of-data not found"},
550	{0x1404, "Block sequence error"},
551	{0x1405, "Record not found - recommend reassignment"},
552	{0x1406, "Record not found - data auto-reallocated"},
553	{0x1407, "Locate operation failure"},
554
555	{0x1500, "Random positioning error"},
556	{0x1501, "Mechanical positioning error"},
557	{0x1502, "Positioning error detected by read of medium"},
558
559	{0x1600, "Data synchronization mark error"},
560	{0x1601, "Data sync error - data rewritten"},
561	{0x1602, "Data sync error - recommend rewrite"},
562	{0x1603, "Data sync error - data auto-reallocated"},
563	{0x1604, "Data sync error - recommend reassignment"},
564
565	{0x1700, "Recovered data with no error correction applied"},
566	{0x1701, "Recovered data with retries"},
567	{0x1702, "Recovered data with positive head offset"},
568	{0x1703, "Recovered data with negative head offset"},
569	{0x1704, "Recovered data with retries and/or circ applied"},
570	{0x1705, "Recovered data using previous sector id"},
571	{0x1706, "Recovered data without ECC - data auto-reallocated"},
572	{0x1707, "Recovered data without ECC - recommend reassignment"},
573	{0x1708, "Recovered data without ECC - recommend rewrite"},
574	{0x1709, "Recovered data without ECC - data rewritten"},
575
576	{0x1800, "Recovered data with error correction applied"},
577	{0x1801, "Recovered data with error corr. & retries applied"},
578	{0x1802, "Recovered data - data auto-reallocated"},
579	{0x1803, "Recovered data with CIRC"},
580	{0x1804, "Recovered data with L-EC"},
581	{0x1805, "Recovered data - recommend reassignment"},
582	{0x1806, "Recovered data - recommend rewrite"},
583	{0x1807, "Recovered data with ECC - data rewritten"},
584	{0x1808, "Recovered data with linking"},
585
586	{0x1900, "Defect list error"},
587	{0x1901, "Defect list not available"},
588	{0x1902, "Defect list error in primary list"},
589	{0x1903, "Defect list error in grown list"},
590
591	{0x1A00, "Parameter list length error"},
592
593	{0x1B00, "Synchronous data transfer error"},
594
595	{0x1C00, "Defect list not found"},
596	{0x1C01, "Primary defect list not found"},
597	{0x1C02, "Grown defect list not found"},
598
599	{0x1D00, "Miscompare during verify operation"},
600
601	{0x1E00, "Recovered id with ECC correction"},
602
603	{0x1F00, "Partial defect list transfer"},
604
605	{0x2000, "Invalid command operation code"},
606	{0x2001, "Access denied - initiator pending-enrolled"},
607	{0x2002, "Access denied - no access rights"},
608	{0x2003, "Access denied - invalid mgmt id key"},
609	{0x2004, "Illegal command while in write capable state"},
610	{0x2005, "Obsolete"},
611	{0x2006, "Illegal command while in explicit address mode"},
612	{0x2007, "Illegal command while in implicit address mode"},
613	{0x2008, "Access denied - enrollment conflict"},
614	{0x2009, "Access denied - invalid LU identifier"},
615	{0x200A, "Access denied - invalid proxy token"},
616	{0x200B, "Access denied - ACL LUN conflict"},
617
618	{0x2100, "Logical block address out of range"},
619	{0x2101, "Invalid element address"},
620	{0x2102, "Invalid address for write"},
621
622	{0x2200, "Illegal function (use 20 00, 24 00, or 26 00)"},
623
624	{0x2400, "Invalid field in cdb"},
625	{0x2401, "CDB decryption error"},
626	{0x2404, "Security audit value frozen"},
627	{0x2405, "Security working key frozen"},
628	{0x2406, "Nonce not unique"},
629	{0x2407, "Nonce timestamp out of range"},
630
631	{0x2500, "Logical unit not supported"},
632
633	{0x2600, "Invalid field in parameter list"},
634	{0x2601, "Parameter not supported"},
635	{0x2602, "Parameter value invalid"},
636	{0x2603, "Threshold parameters not supported"},
637	{0x2604, "Invalid release of persistent reservation"},
638	{0x2605, "Data decryption error"},
639	{0x2606, "Too many target descriptors"},
640	{0x2607, "Unsupported target descriptor type code"},
641	{0x2608, "Too many segment descriptors"},
642	{0x2609, "Unsupported segment descriptor type code"},
643	{0x260A, "Unexpected inexact segment"},
644	{0x260B, "Inline data length exceeded"},
645	{0x260C, "Invalid operation for copy source or destination"},
646	{0x260D, "Copy segment granularity violation"},
647	{0x260E, "Invalid parameter while port is enabled"},
648	{0x260F, "Invalid data-out buffer integrity"},
649
650	{0x2700, "Write protected"},
651	{0x2701, "Hardware write protected"},
652	{0x2702, "Logical unit software write protected"},
653	{0x2703, "Associated write protect"},
654	{0x2704, "Persistent write protect"},
655	{0x2705, "Permanent write protect"},
656	{0x2706, "Conditional write protect"},
657
658	{0x2800, "Not ready to ready change, medium may have changed"},
659	{0x2801, "Import or export element accessed"},
660
661	{0x2900, "Power on, reset, or bus device reset occurred"},
662	{0x2901, "Power on occurred"},
663	{0x2902, "Scsi bus reset occurred"},
664	{0x2903, "Bus device reset function occurred"},
665	{0x2904, "Device internal reset"},
666	{0x2905, "Transceiver mode changed to single-ended"},
667	{0x2906, "Transceiver mode changed to lvd"},
668	{0x2907, "I_T nexus loss occurred"},
669
670	{0x2A00, "Parameters changed"},
671	{0x2A01, "Mode parameters changed"},
672	{0x2A02, "Log parameters changed"},
673	{0x2A03, "Reservations preempted"},
674	{0x2A04, "Reservations released"},
675	{0x2A05, "Registrations preempted"},
676	{0x2A06, "Asymmetric access state changed"},
677	{0x2A07, "Implicit asymmetric access state transition failed"},
678	{0x2A08, "Priority changed"},
679	{0x2A09, "Capacity data has changed"},
680
681	{0x2B00, "Copy cannot execute since host cannot disconnect"},
682
683	{0x2C00, "Command sequence error"},
684	{0x2C01, "Too many windows specified"},
685	{0x2C02, "Invalid combination of windows specified"},
686	{0x2C03, "Current program area is not empty"},
687	{0x2C04, "Current program area is empty"},
688	{0x2C05, "Illegal power condition request"},
689	{0x2C06, "Persistent prevent conflict"},
690	{0x2C07, "Previous busy status"},
691	{0x2C08, "Previous task set full status"},
692	{0x2C09, "Previous reservation conflict status"},
693	{0x2C0A, "Partition or collection contains user objects"},
694	{0x2C0B, "Not reserved"},
695
696	{0x2D00, "Overwrite error on update in place"},
697
698	{0x2E00, "Insufficient time for operation"},
699
700	{0x2F00, "Commands cleared by another initiator"},
701
702	{0x3000, "Incompatible medium installed"},
703	{0x3001, "Cannot read medium - unknown format"},
704	{0x3002, "Cannot read medium - incompatible format"},
705	{0x3003, "Cleaning cartridge installed"},
706	{0x3004, "Cannot write medium - unknown format"},
707	{0x3005, "Cannot write medium - incompatible format"},
708	{0x3006, "Cannot format medium - incompatible medium"},
709	{0x3007, "Cleaning failure"},
710	{0x3008, "Cannot write - application code mismatch"},
711	{0x3009, "Current session not fixated for append"},
712	{0x300A, "Cleaning request rejected"},
713	{0x300C, "WORM medium, overwrite attempted"},
714	{0x3010, "Medium not formatted"},
715
716	{0x3100, "Medium format corrupted"},
717	{0x3101, "Format command failed"},
718	{0x3102, "Zoned formatting failed due to spare linking"},
719
720	{0x3200, "No defect spare location available"},
721	{0x3201, "Defect list update failure"},
722
723	{0x3300, "Tape length error"},
724
725	{0x3400, "Enclosure failure"},
726
727	{0x3500, "Enclosure services failure"},
728	{0x3501, "Unsupported enclosure function"},
729	{0x3502, "Enclosure services unavailable"},
730	{0x3503, "Enclosure services transfer failure"},
731	{0x3504, "Enclosure services transfer refused"},
732	{0x3505, "Enclosure services checksum error"},
733
734	{0x3600, "Ribbon, ink, or toner failure"},
735
736	{0x3700, "Rounded parameter"},
737
738	{0x3800, "Event status notification"},
739	{0x3802, "Esn - power management class event"},
740	{0x3804, "Esn - media class event"},
741	{0x3806, "Esn - device busy class event"},
742
743	{0x3900, "Saving parameters not supported"},
744
745	{0x3A00, "Medium not present"},
746	{0x3A01, "Medium not present - tray closed"},
747	{0x3A02, "Medium not present - tray open"},
748	{0x3A03, "Medium not present - loadable"},
749	{0x3A04, "Medium not present - medium auxiliary memory accessible"},
750
751	{0x3B00, "Sequential positioning error"},
752	{0x3B01, "Tape position error at beginning-of-medium"},
753	{0x3B02, "Tape position error at end-of-medium"},
754	{0x3B03, "Tape or electronic vertical forms unit not ready"},
755	{0x3B04, "Slew failure"},
756	{0x3B05, "Paper jam"},
757	{0x3B06, "Failed to sense top-of-form"},
758	{0x3B07, "Failed to sense bottom-of-form"},
759	{0x3B08, "Reposition error"},
760	{0x3B09, "Read past end of medium"},
761	{0x3B0A, "Read past beginning of medium"},
762	{0x3B0B, "Position past end of medium"},
763	{0x3B0C, "Position past beginning of medium"},
764	{0x3B0D, "Medium destination element full"},
765	{0x3B0E, "Medium source element empty"},
766	{0x3B0F, "End of medium reached"},
767	{0x3B11, "Medium magazine not accessible"},
768	{0x3B12, "Medium magazine removed"},
769	{0x3B13, "Medium magazine inserted"},
770	{0x3B14, "Medium magazine locked"},
771	{0x3B15, "Medium magazine unlocked"},
772	{0x3B16, "Mechanical positioning or changer error"},
773	{0x3B17, "Read past end of user object"},
774
775	{0x3D00, "Invalid bits in identify message"},
776
777	{0x3E00, "Logical unit has not self-configured yet"},
778	{0x3E01, "Logical unit failure"},
779	{0x3E02, "Timeout on logical unit"},
780	{0x3E03, "Logical unit failed self-test"},
781	{0x3E04, "Logical unit unable to update self-test log"},
782
783	{0x3F00, "Target operating conditions have changed"},
784	{0x3F01, "Microcode has been changed"},
785	{0x3F02, "Changed operating definition"},
786	{0x3F03, "Inquiry data has changed"},
787	{0x3F04, "Component device attached"},
788	{0x3F05, "Device identifier changed"},
789	{0x3F06, "Redundancy group created or modified"},
790	{0x3F07, "Redundancy group deleted"},
791	{0x3F08, "Spare created or modified"},
792	{0x3F09, "Spare deleted"},
793	{0x3F0A, "Volume set created or modified"},
794	{0x3F0B, "Volume set deleted"},
795	{0x3F0C, "Volume set deassigned"},
796	{0x3F0D, "Volume set reassigned"},
797	{0x3F0E, "Reported luns data has changed"},
798	{0x3F0F, "Echo buffer overwritten"},
799	{0x3F10, "Medium loadable"},
800	{0x3F11, "Medium auxiliary memory accessible"},
801/*
802 *	{0x40NN, "Ram failure"},
803 *	{0x40NN, "Diagnostic failure on component nn"},
804 *	{0x41NN, "Data path failure"},
805 *	{0x42NN, "Power-on or self-test failure"},
806 */
807	{0x4300, "Message error"},
808
809	{0x4400, "Internal target failure"},
810
811	{0x4500, "Select or reselect failure"},
812
813	{0x4600, "Unsuccessful soft reset"},
814
815	{0x4700, "Scsi parity error"},
816	{0x4701, "Data phase CRC error detected"},
817	{0x4702, "Scsi parity error detected during st data phase"},
818	{0x4703, "Information unit CRC error detected"},
819	{0x4704, "Asynchronous information protection error detected"},
820	{0x4705, "Protocol service CRC error"},
821	{0x477f, "Some commands cleared by iSCSI Protocol event"},
822
823	{0x4800, "Initiator detected error message received"},
824
825	{0x4900, "Invalid message error"},
826
827	{0x4A00, "Command phase error"},
828
829	{0x4B00, "Data phase error"},
830	{0x4B01, "Invalid target port transfer tag received"},
831	{0x4B02, "Too much write data"},
832	{0x4B03, "Ack/nak timeout"},
833	{0x4B04, "Nak received"},
834	{0x4B05, "Data offset error"},
835	{0x4B06, "Initiator response timeout"},
836
837	{0x4C00, "Logical unit failed self-configuration"},
838/*
839 *	{0x4DNN, "Tagged overlapped commands (nn = queue tag)"},
840 */
841	{0x4E00, "Overlapped commands attempted"},
842
843	{0x5000, "Write append error"},
844	{0x5001, "Write append position error"},
845	{0x5002, "Position error related to timing"},
846
847	{0x5100, "Erase failure"},
848	{0x5101, "Erase failure - incomplete erase operation detected"},
849
850	{0x5200, "Cartridge fault"},
851
852	{0x5300, "Media load or eject failed"},
853	{0x5301, "Unload tape failure"},
854	{0x5302, "Medium removal prevented"},
855
856	{0x5400, "Scsi to host system interface failure"},
857
858	{0x5500, "System resource failure"},
859	{0x5501, "System buffer full"},
860	{0x5502, "Insufficient reservation resources"},
861	{0x5503, "Insufficient resources"},
862	{0x5504, "Insufficient registration resources"},
863	{0x5505, "Insufficient access control resources"},
864	{0x5506, "Auxiliary memory out of space"},
865	{0x5507, "Quota error"},
866
867	{0x5700, "Unable to recover table-of-contents"},
868
869	{0x5800, "Generation does not exist"},
870
871	{0x5900, "Updated block read"},
872
873	{0x5A00, "Operator request or state change input"},
874	{0x5A01, "Operator medium removal request"},
875	{0x5A02, "Operator selected write protect"},
876	{0x5A03, "Operator selected write permit"},
877
878	{0x5B00, "Log exception"},
879	{0x5B01, "Threshold condition met"},
880	{0x5B02, "Log counter at maximum"},
881	{0x5B03, "Log list codes exhausted"},
882
883	{0x5C00, "Rpl status change"},
884	{0x5C01, "Spindles synchronized"},
885	{0x5C02, "Spindles not synchronized"},
886
887	{0x5D00, "Failure prediction threshold exceeded"},
888	{0x5D01, "Media failure prediction threshold exceeded"},
889	{0x5D02, "Logical unit failure prediction threshold exceeded"},
890	{0x5D03, "Spare area exhaustion prediction threshold exceeded"},
891	{0x5D10, "Hardware impending failure general hard drive failure"},
892	{0x5D11, "Hardware impending failure drive error rate too high"},
893	{0x5D12, "Hardware impending failure data error rate too high"},
894	{0x5D13, "Hardware impending failure seek error rate too high"},
895	{0x5D14, "Hardware impending failure too many block reassigns"},
896	{0x5D15, "Hardware impending failure access times too high"},
897	{0x5D16, "Hardware impending failure start unit times too high"},
898	{0x5D17, "Hardware impending failure channel parametrics"},
899	{0x5D18, "Hardware impending failure controller detected"},
900	{0x5D19, "Hardware impending failure throughput performance"},
901	{0x5D1A, "Hardware impending failure seek time performance"},
902	{0x5D1B, "Hardware impending failure spin-up retry count"},
903	{0x5D1C, "Hardware impending failure drive calibration retry count"},
904	{0x5D20, "Controller impending failure general hard drive failure"},
905	{0x5D21, "Controller impending failure drive error rate too high"},
906	{0x5D22, "Controller impending failure data error rate too high"},
907	{0x5D23, "Controller impending failure seek error rate too high"},
908	{0x5D24, "Controller impending failure too many block reassigns"},
909	{0x5D25, "Controller impending failure access times too high"},
910	{0x5D26, "Controller impending failure start unit times too high"},
911	{0x5D27, "Controller impending failure channel parametrics"},
912	{0x5D28, "Controller impending failure controller detected"},
913	{0x5D29, "Controller impending failure throughput performance"},
914	{0x5D2A, "Controller impending failure seek time performance"},
915	{0x5D2B, "Controller impending failure spin-up retry count"},
916	{0x5D2C, "Controller impending failure drive calibration retry count"},
917	{0x5D30, "Data channel impending failure general hard drive failure"},
918	{0x5D31, "Data channel impending failure drive error rate too high"},
919	{0x5D32, "Data channel impending failure data error rate too high"},
920	{0x5D33, "Data channel impending failure seek error rate too high"},
921	{0x5D34, "Data channel impending failure too many block reassigns"},
922	{0x5D35, "Data channel impending failure access times too high"},
923	{0x5D36, "Data channel impending failure start unit times too high"},
924	{0x5D37, "Data channel impending failure channel parametrics"},
925	{0x5D38, "Data channel impending failure controller detected"},
926	{0x5D39, "Data channel impending failure throughput performance"},
927	{0x5D3A, "Data channel impending failure seek time performance"},
928	{0x5D3B, "Data channel impending failure spin-up retry count"},
929	{0x5D3C, "Data channel impending failure drive calibration retry "
930	 "count"},
931	{0x5D40, "Servo impending failure general hard drive failure"},
932	{0x5D41, "Servo impending failure drive error rate too high"},
933	{0x5D42, "Servo impending failure data error rate too high"},
934	{0x5D43, "Servo impending failure seek error rate too high"},
935	{0x5D44, "Servo impending failure too many block reassigns"},
936	{0x5D45, "Servo impending failure access times too high"},
937	{0x5D46, "Servo impending failure start unit times too high"},
938	{0x5D47, "Servo impending failure channel parametrics"},
939	{0x5D48, "Servo impending failure controller detected"},
940	{0x5D49, "Servo impending failure throughput performance"},
941	{0x5D4A, "Servo impending failure seek time performance"},
942	{0x5D4B, "Servo impending failure spin-up retry count"},
943	{0x5D4C, "Servo impending failure drive calibration retry count"},
944	{0x5D50, "Spindle impending failure general hard drive failure"},
945	{0x5D51, "Spindle impending failure drive error rate too high"},
946	{0x5D52, "Spindle impending failure data error rate too high"},
947	{0x5D53, "Spindle impending failure seek error rate too high"},
948	{0x5D54, "Spindle impending failure too many block reassigns"},
949	{0x5D55, "Spindle impending failure access times too high"},
950	{0x5D56, "Spindle impending failure start unit times too high"},
951	{0x5D57, "Spindle impending failure channel parametrics"},
952	{0x5D58, "Spindle impending failure controller detected"},
953	{0x5D59, "Spindle impending failure throughput performance"},
954	{0x5D5A, "Spindle impending failure seek time performance"},
955	{0x5D5B, "Spindle impending failure spin-up retry count"},
956	{0x5D5C, "Spindle impending failure drive calibration retry count"},
957	{0x5D60, "Firmware impending failure general hard drive failure"},
958	{0x5D61, "Firmware impending failure drive error rate too high"},
959	{0x5D62, "Firmware impending failure data error rate too high"},
960	{0x5D63, "Firmware impending failure seek error rate too high"},
961	{0x5D64, "Firmware impending failure too many block reassigns"},
962	{0x5D65, "Firmware impending failure access times too high"},
963	{0x5D66, "Firmware impending failure start unit times too high"},
964	{0x5D67, "Firmware impending failure channel parametrics"},
965	{0x5D68, "Firmware impending failure controller detected"},
966	{0x5D69, "Firmware impending failure throughput performance"},
967	{0x5D6A, "Firmware impending failure seek time performance"},
968	{0x5D6B, "Firmware impending failure spin-up retry count"},
969	{0x5D6C, "Firmware impending failure drive calibration retry count"},
970	{0x5DFF, "Failure prediction threshold exceeded (false)"},
971
972	{0x5E00, "Low power condition on"},
973	{0x5E01, "Idle condition activated by timer"},
974	{0x5E02, "Standby condition activated by timer"},
975	{0x5E03, "Idle condition activated by command"},
976	{0x5E04, "Standby condition activated by command"},
977	{0x5E41, "Power state change to active"},
978	{0x5E42, "Power state change to idle"},
979	{0x5E43, "Power state change to standby"},
980	{0x5E45, "Power state change to sleep"},
981	{0x5E47, "Power state change to device control"},
982
983	{0x6000, "Lamp failure"},
984
985	{0x6100, "Video acquisition error"},
986	{0x6101, "Unable to acquire video"},
987	{0x6102, "Out of focus"},
988
989	{0x6200, "Scan head positioning error"},
990
991	{0x6300, "End of user area encountered on this track"},
992	{0x6301, "Packet does not fit in available space"},
993
994	{0x6400, "Illegal mode for this track"},
995	{0x6401, "Invalid packet size"},
996
997	{0x6500, "Voltage fault"},
998
999	{0x6600, "Automatic document feeder cover up"},
1000	{0x6601, "Automatic document feeder lift up"},
1001	{0x6602, "Document jam in automatic document feeder"},
1002	{0x6603, "Document miss feed automatic in document feeder"},
1003
1004	{0x6700, "Configuration failure"},
1005	{0x6701, "Configuration of incapable logical units failed"},
1006	{0x6702, "Add logical unit failed"},
1007	{0x6703, "Modification of logical unit failed"},
1008	{0x6704, "Exchange of logical unit failed"},
1009	{0x6705, "Remove of logical unit failed"},
1010	{0x6706, "Attachment of logical unit failed"},
1011	{0x6707, "Creation of logical unit failed"},
1012	{0x6708, "Assign failure occurred"},
1013	{0x6709, "Multiply assigned logical unit"},
1014	{0x670A, "Set target port groups command failed"},
1015
1016	{0x6800, "Logical unit not configured"},
1017
1018	{0x6900, "Data loss on logical unit"},
1019	{0x6901, "Multiple logical unit failures"},
1020	{0x6902, "Parity/data mismatch"},
1021
1022	{0x6A00, "Informational, refer to log"},
1023
1024	{0x6B00, "State change has occurred"},
1025	{0x6B01, "Redundancy level got better"},
1026	{0x6B02, "Redundancy level got worse"},
1027
1028	{0x6C00, "Rebuild failure occurred"},
1029
1030	{0x6D00, "Recalculate failure occurred"},
1031
1032	{0x6E00, "Command to logical unit failed"},
1033
1034	{0x6F00, "Copy protection key exchange failure - authentication "
1035	 "failure"},
1036	{0x6F01, "Copy protection key exchange failure - key not present"},
1037	{0x6F02, "Copy protection key exchange failure - key not established"},
1038	{0x6F03, "Read of scrambled sector without authentication"},
1039	{0x6F04, "Media region code is mismatched to logical unit region"},
1040	{0x6F05, "Drive region must be permanent/region reset count error"},
1041/*
1042 *	{0x70NN, "Decompression exception short algorithm id of nn"},
1043 */
1044	{0x7100, "Decompression exception long algorithm id"},
1045
1046	{0x7200, "Session fixation error"},
1047	{0x7201, "Session fixation error writing lead-in"},
1048	{0x7202, "Session fixation error writing lead-out"},
1049	{0x7203, "Session fixation error - incomplete track in session"},
1050	{0x7204, "Empty or partially written reserved track"},
1051	{0x7205, "No more track reservations allowed"},
1052
1053	{0x7300, "Cd control error"},
1054	{0x7301, "Power calibration area almost full"},
1055	{0x7302, "Power calibration area is full"},
1056	{0x7303, "Power calibration area error"},
1057	{0x7304, "Program memory area update failure"},
1058	{0x7305, "Program memory area is full"},
1059	{0x7306, "RMA/PMA is almost full"},
1060	{0, NULL}
1061};
1062
1063struct error_info2 {
1064	unsigned char code1, code2_min, code2_max;
1065	const char * fmt;
1066};
1067
1068static struct error_info2 additional2[] =
1069{
1070	{0x40,0x00,0x7f,"Ram failure (%x)"},
1071	{0x40,0x80,0xff,"Diagnostic failure on component (%x)"},
1072	{0x41,0x00,0xff,"Data path failure (%x)"},
1073	{0x42,0x00,0xff,"Power-on or self-test failure (%x)"},
1074	{0x4D,0x00,0xff,"Tagged overlapped commands (queue tag %x)"},
1075	{0x70,0x00,0xff,"Decompression exception short algorithm id of %x"},
1076	{0, 0, 0, NULL}
1077};
1078
1079/* description of the sense key values */
1080static const char *snstext[] = {
1081	"No Sense",	    /* 0: There is no sense information */
1082	"Recovered Error",  /* 1: The last command completed successfully
1083				  but used error correction */
1084	"Not Ready",	    /* 2: The addressed target is not ready */
1085	"Medium Error",	    /* 3: Data error detected on the medium */
1086	"Hardware Error",   /* 4: Controller or device failure */
1087	"Illegal Request",  /* 5: Error in request */
1088	"Unit Attention",   /* 6: Removable medium was changed, or
1089				  the target has been reset, or ... */
1090	"Data Protect",	    /* 7: Access to the data is blocked */
1091	"Blank Check",	    /* 8: Reached unexpected written or unwritten
1092				  region of the medium */
1093	"Vendor Specific(9)",
1094	"Copy Aborted",	    /* A: COPY or COMPARE was aborted */
1095	"Aborted Command",  /* B: The target aborted the command */
1096	"Equal",	    /* C: A SEARCH DATA command found data equal */
1097	"Volume Overflow",  /* D: Medium full with still data to be written */
1098	"Miscompare",	    /* E: Source data and data on the medium
1099				  do not agree */
1100};
1101#endif
1102
1103/* Get sense key string or NULL if not available */
1104const char *
1105scsi_sense_key_string(unsigned char key) {
1106#ifdef CONFIG_SCSI_CONSTANTS
1107	if (key <= 0xE)
1108		return snstext[key];
1109#endif
1110	return NULL;
1111}
1112EXPORT_SYMBOL(scsi_sense_key_string);
1113
1114/*
1115 * Get additional sense code string or NULL if not available.
1116 * This string may contain a "%x" and should be printed with ascq as arg.
1117 */
1118const char *
1119scsi_extd_sense_format(unsigned char asc, unsigned char ascq) {
1120#ifdef CONFIG_SCSI_CONSTANTS
1121	int i;
1122	unsigned short code = ((asc << 8) | ascq);
1123
1124	for (i=0; additional[i].text; i++)
1125		if (additional[i].code12 == code)
1126			return additional[i].text;
1127	for (i=0; additional2[i].fmt; i++)
1128		if (additional2[i].code1 == asc &&
1129		    additional2[i].code2_min >= ascq &&
1130		    additional2[i].code2_max <= ascq)
1131			return additional2[i].fmt;
1132#endif
1133	return NULL;
1134}
1135EXPORT_SYMBOL(scsi_extd_sense_format);
1136
1137/* Print extended sense information; no leadin, no linefeed */
1138static void
1139scsi_show_extd_sense(unsigned char asc, unsigned char ascq)
1140{
1141	const char *extd_sense_fmt = scsi_extd_sense_format(asc, ascq);
1142
1143	if (extd_sense_fmt) {
1144		if (strstr(extd_sense_fmt, "%x")) {
1145			printk("Additional sense: ");
1146			printk(extd_sense_fmt, ascq);
1147		} else
1148			printk("Additional sense: %s", extd_sense_fmt);
1149	} else {
1150		if (asc >= 0x80)
1151			printk("<<vendor>> ASC=0x%x ASCQ=0x%x", asc, ascq);
1152		if (ascq >= 0x80)
1153			printk("ASC=0x%x <<vendor>> ASCQ=0x%x", asc, ascq);
1154		else
1155			printk("ASC=0x%x ASCQ=0x%x", asc, ascq);
1156	}
1157}
1158
1159void
1160scsi_print_sense_hdr(const char *name, struct scsi_sense_hdr *sshdr)
1161{
1162	const char *sense_txt;
1163	/* An example of deferred is when an earlier write to disk cache
1164	 * succeeded, but now the disk discovers that it cannot write the
1165	 * data to the magnetic media.
1166	 */
1167	const char *error = scsi_sense_is_deferred(sshdr) ?
1168		"<<DEFERRED>>" : "Current";
1169	printk(KERN_INFO "%s: %s", name, error);
1170	if (sshdr->response_code >= 0x72)
1171		printk(" [descriptor]");
1172
1173	sense_txt = scsi_sense_key_string(sshdr->sense_key);
1174	if (sense_txt)
1175		printk(": sense key: %s\n", sense_txt);
1176	else
1177		printk(": sense key=0x%x\n", sshdr->sense_key);
1178	printk(KERN_INFO "    ");
1179	scsi_show_extd_sense(sshdr->asc, sshdr->ascq);
1180	printk("\n");
1181}
1182EXPORT_SYMBOL(scsi_print_sense_hdr);
1183
1184/* Print sense information */
1185void
1186__scsi_print_sense(const char *name, const unsigned char *sense_buffer,
1187		   int sense_len)
1188{
1189	int k, num, res;
1190	unsigned int info;
1191	struct scsi_sense_hdr ssh;
1192
1193	res = scsi_normalize_sense(sense_buffer, sense_len, &ssh);
1194	if (0 == res) {
1195		/* this may be SCSI-1 sense data */
1196		num = (sense_len < 32) ? sense_len : 32;
1197		printk(KERN_INFO "Unrecognized sense data (in hex):");
1198		for (k = 0; k < num; ++k) {
1199			if (0 == (k % 16)) {
1200				printk("\n");
1201				printk(KERN_INFO "        ");
1202			}
1203			printk("%02x ", sense_buffer[k]);
1204		}
1205		printk("\n");
1206		return;
1207	}
1208	scsi_print_sense_hdr(name, &ssh);
1209	if (ssh.response_code < 0x72) {
1210		/* only decode extras for "fixed" format now */
1211		char buff[80];
1212		int blen, fixed_valid;
1213
1214		fixed_valid = sense_buffer[0] & 0x80;
1215		info = ((sense_buffer[3] << 24) | (sense_buffer[4] << 16) |
1216			(sense_buffer[5] << 8) | sense_buffer[6]);
1217		res = 0;
1218		memset(buff, 0, sizeof(buff));
1219		blen = sizeof(buff) - 1;
1220		if (fixed_valid)
1221			res += snprintf(buff + res, blen - res,
1222					"Info fld=0x%x", info);
1223		if (sense_buffer[2] & 0x80) {
1224			/* current command has read a filemark */
1225			if (res > 0)
1226				res += snprintf(buff + res, blen - res, ", ");
1227			res += snprintf(buff + res, blen - res, "FMK");
1228		}
1229		if (sense_buffer[2] & 0x40) {
1230			/* end-of-medium condition exists */
1231			if (res > 0)
1232				res += snprintf(buff + res, blen - res, ", ");
1233			res += snprintf(buff + res, blen - res, "EOM");
1234		}
1235		if (sense_buffer[2] & 0x20) {
1236			/* incorrect block length requested */
1237			if (res > 0)
1238				res += snprintf(buff + res, blen - res, ", ");
1239			res += snprintf(buff + res, blen - res, "ILI");
1240		}
1241		if (res > 0)
1242			printk(KERN_INFO "%s\n", buff);
1243	} else if (ssh.additional_length > 0) {
1244		/* descriptor format with sense descriptors */
1245		num = 8 + ssh.additional_length;
1246		num = (sense_len < num) ? sense_len : num;
1247		printk(KERN_INFO "Descriptor sense data with sense "
1248		       "descriptors (in hex):");
1249		for (k = 0; k < num; ++k) {
1250			if (0 == (k % 16)) {
1251				printk("\n");
1252				printk(KERN_INFO "        ");
1253			}
1254			printk("%02x ", sense_buffer[k]);
1255		}
1256		printk("\n");
1257	}
1258}
1259EXPORT_SYMBOL(__scsi_print_sense);
1260
1261void scsi_print_sense(const char *devclass, struct scsi_cmnd *cmd)
1262{
1263	const char *name = devclass;
1264
1265	if (cmd->request->rq_disk)
1266		name = cmd->request->rq_disk->disk_name;
1267	__scsi_print_sense(name, cmd->sense_buffer, SCSI_SENSE_BUFFERSIZE);
1268}
1269EXPORT_SYMBOL(scsi_print_sense);
1270
1271void scsi_print_req_sense(const char *devclass, struct scsi_request *sreq)
1272{
1273	const char *name = devclass;
1274
1275	if (sreq->sr_request->rq_disk)
1276		name = sreq->sr_request->rq_disk->disk_name;
1277	__scsi_print_sense(name, sreq->sr_sense_buffer, SCSI_SENSE_BUFFERSIZE);
1278}
1279EXPORT_SYMBOL(scsi_print_req_sense);
1280
1281#ifdef CONFIG_SCSI_CONSTANTS
1282static const char *one_byte_msgs[] = {
1283/* 0x00 */ "Command Complete", NULL, "Save Pointers",
1284/* 0x03 */ "Restore Pointers", "Disconnect", "Initiator Error",
1285/* 0x06 */ "Abort", "Message Reject", "Nop", "Message Parity Error",
1286/* 0x0a */ "Linked Command Complete", "Linked Command Complete w/flag",
1287/* 0x0c */ "Bus device reset", "Abort Tag", "Clear Queue",
1288/* 0x0f */ "Initiate Recovery", "Release Recovery"
1289};
1290#define NO_ONE_BYTE_MSGS (sizeof(one_byte_msgs)  / sizeof (const char *))
1291
1292static const char *two_byte_msgs[] = {
1293/* 0x20 */ "Simple Queue Tag", "Head of Queue Tag", "Ordered Queue Tag"
1294/* 0x23 */ "Ignore Wide Residue"
1295};
1296#define NO_TWO_BYTE_MSGS (sizeof(two_byte_msgs)  / sizeof (const char *))
1297
1298static const char *extended_msgs[] = {
1299/* 0x00 */ "Modify Data Pointer", "Synchronous Data Transfer Request",
1300/* 0x02 */ "SCSI-I Extended Identify", "Wide Data Transfer Request"
1301};
1302#define NO_EXTENDED_MSGS (sizeof(two_byte_msgs)  / sizeof (const char *))
1303
1304
1305int scsi_print_msg (const unsigned char *msg)
1306{
1307	int len = 0, i;
1308	if (msg[0] == EXTENDED_MESSAGE) {
1309		len = 3 + msg[1];
1310		if (msg[2] < NO_EXTENDED_MSGS)
1311			printk ("%s ", extended_msgs[msg[2]]);
1312		else
1313			printk ("Extended Message, reserved code (0x%02x) ",
1314				(int) msg[2]);
1315		switch (msg[2]) {
1316		case EXTENDED_MODIFY_DATA_POINTER:
1317			printk("pointer = %d", (int) (msg[3] << 24) |
1318				(msg[4] << 16) | (msg[5] << 8) | msg[6]);
1319			break;
1320		case EXTENDED_SDTR:
1321			printk("period = %d ns, offset = %d",
1322				(int) msg[3] * 4, (int) msg[4]);
1323			break;
1324		case EXTENDED_WDTR:
1325			printk("width = 2^%d bytes", msg[3]);
1326			break;
1327		default:
1328		for (i = 2; i < len; ++i)
1329			printk("%02x ", msg[i]);
1330		}
1331	/* Identify */
1332	} else if (msg[0] & 0x80) {
1333		printk("Identify disconnect %sallowed %s %d ",
1334			(msg[0] & 0x40) ? "" : "not ",
1335			(msg[0] & 0x20) ? "target routine" : "lun",
1336			msg[0] & 0x7);
1337		len = 1;
1338	/* Normal One byte */
1339	} else if (msg[0] < 0x1f) {
1340		if (msg[0] < NO_ONE_BYTE_MSGS)
1341			printk(one_byte_msgs[msg[0]]);
1342		else
1343			printk("reserved (%02x) ", msg[0]);
1344		len = 1;
1345	/* Two byte */
1346	} else if (msg[0] <= 0x2f) {
1347		if ((msg[0] - 0x20) < NO_TWO_BYTE_MSGS)
1348			printk("%s %02x ", two_byte_msgs[msg[0] - 0x20],
1349				msg[1]);
1350		else
1351			printk("reserved two byte (%02x %02x) ",
1352				msg[0], msg[1]);
1353		len = 2;
1354	} else
1355		printk("reserved");
1356	return len;
1357}
1358EXPORT_SYMBOL(scsi_print_msg);
1359
1360#else  /* ifndef CONFIG_SCSI_CONSTANTS */
1361
1362int scsi_print_msg (const unsigned char *msg)
1363{
1364	int len = 0, i;
1365
1366	if (msg[0] == EXTENDED_MESSAGE) {
1367		len = 3 + msg[1];
1368		for (i = 0; i < len; ++i)
1369			printk("%02x ", msg[i]);
1370	/* Identify */
1371	} else if (msg[0] & 0x80) {
1372		printk("%02x ", msg[0]);
1373		len = 1;
1374	/* Normal One byte */
1375	} else if (msg[0] < 0x1f) {
1376		printk("%02x ", msg[0]);
1377		len = 1;
1378	/* Two byte */
1379	} else if (msg[0] <= 0x2f) {
1380		printk("%02x %02x", msg[0], msg[1]);
1381		len = 2;
1382	} else
1383		printk("%02x ", msg[0]);
1384	return len;
1385}
1386EXPORT_SYMBOL(scsi_print_msg);
1387#endif /* ! CONFIG_SCSI_CONSTANTS */
1388
1389void scsi_print_command(struct scsi_cmnd *cmd)
1390{
1391	/* Assume appended output (i.e. not at start of line) */
1392	sdev_printk("", cmd->device, "\n");
1393	printk(KERN_INFO "        command: ");
1394	scsi_print_cdb(cmd->cmnd, cmd->cmd_len, 0);
1395}
1396EXPORT_SYMBOL(scsi_print_command);
1397
1398#ifdef CONFIG_SCSI_CONSTANTS
1399
1400static const char * hostbyte_table[]={
1401"DID_OK", "DID_NO_CONNECT", "DID_BUS_BUSY", "DID_TIME_OUT", "DID_BAD_TARGET",
1402"DID_ABORT", "DID_PARITY", "DID_ERROR", "DID_RESET", "DID_BAD_INTR",
1403"DID_PASSTHROUGH", "DID_SOFT_ERROR", "DID_IMM_RETRY"};
1404#define NUM_HOSTBYTE_STRS (sizeof(hostbyte_table) / sizeof(const char *))
1405
1406void scsi_print_hostbyte(int scsiresult)
1407{
1408	int hb = host_byte(scsiresult);
1409
1410	printk("Hostbyte=0x%02x", hb);
1411	if (hb < NUM_HOSTBYTE_STRS)
1412		printk("(%s) ", hostbyte_table[hb]);
1413	else
1414		printk("is invalid ");
1415}
1416#else
1417void scsi_print_hostbyte(int scsiresult)
1418{
1419	printk("Hostbyte=0x%02x ", host_byte(scsiresult));
1420}
1421#endif
1422
1423#ifdef CONFIG_SCSI_CONSTANTS
1424
1425static const char * driverbyte_table[]={
1426"DRIVER_OK", "DRIVER_BUSY", "DRIVER_SOFT",  "DRIVER_MEDIA", "DRIVER_ERROR",
1427"DRIVER_INVALID", "DRIVER_TIMEOUT", "DRIVER_HARD", "DRIVER_SENSE"};
1428#define NUM_DRIVERBYTE_STRS (sizeof(driverbyte_table) / sizeof(const char *))
1429
1430static const char * driversuggest_table[]={"SUGGEST_OK",
1431"SUGGEST_RETRY", "SUGGEST_ABORT", "SUGGEST_REMAP", "SUGGEST_DIE",
1432"SUGGEST_5", "SUGGEST_6", "SUGGEST_7", "SUGGEST_SENSE"};
1433#define NUM_SUGGEST_STRS (sizeof(driversuggest_table) / sizeof(const char *))
1434
1435void scsi_print_driverbyte(int scsiresult)
1436{
1437	int dr = (driver_byte(scsiresult) & DRIVER_MASK);
1438	int su = ((driver_byte(scsiresult) & SUGGEST_MASK) >> 4);
1439
1440	printk("Driverbyte=0x%02x ", driver_byte(scsiresult));
1441	printk("(%s,%s) ",
1442	       (dr < NUM_DRIVERBYTE_STRS ? driverbyte_table[dr] : "invalid"),
1443	       (su < NUM_SUGGEST_STRS ? driversuggest_table[su] : "invalid"));
1444}
1445#else
1446void scsi_print_driverbyte(int scsiresult)
1447{
1448	printk("Driverbyte=0x%02x ", driver_byte(scsiresult));
1449}
1450#endif
1451