This source file includes following definitions.
- print_opcode
- print_opcode
- print_command
- print_status
- print_sense
- print_msg
- print_Scsi_Cmnd
1
2
3
4
5
6 #include <linux/config.h>
7 #include "../block/blk.h"
8 #include <linux/kernel.h>
9 #include "scsi.h"
10 #include "hosts.h"
11
12 #define CONST_COMMAND 0x01
13 #define CONST_STATUS 0x02
14 #define CONST_SENSE 0x04
15 #define CONST_XSENSE 0x08
16 #define CONST_CMND 0x10
17 #define CONST_MSG 0x20
18
19 static const char unknown[] = "UNKNOWN";
20
21 #ifdef CONFIG_SCSI_CONSTANTS
22 #ifdef CONSTANTS
23 #undef CONSTANTS
24 #endif
25 #define CONSTANTS (CONST_COMMAND | CONST_STATUS | CONST_SENSE | CONST_XSENSE | CONST_CMND | CONST_MSG)
26 #endif
27
28 #if (CONSTANTS & CONST_COMMAND)
29 static const char * group_0_commands[] = {
30 "Test Unit Ready", "Rezero Unit", unknown, "Request Sense",
31 "Format Unit", "Read Block Limits", unknown, "Reasssign Blocks",
32 "Read (6)", unknown, "Write (6)", "Seek (6)", unknown, unknown,
33 unknown, "Read Reverse", "Write Filemarks", "Space", "Inquiry",
34 unknown, "Recover Buffered Data", "Mode Select", "Reserve",
35 "Release", "Copy", "Erase", "Mode Sense", "Start/Stop Unit",
36 "Receive Diagnostic", "Send Diagnostic",
37 "Prevent/Allow Medium Removal", unknown,
38 };
39
40
41 static const char *group_1_commands[] = {
42 unknown, unknown, unknown,
43 unknown, unknown, "Read Capacity", unknown, unknown, "Read (10)",
44 unknown, "Write (10)", "Seek (10)", unknown, unknown,
45 "Write Verify","Verify", "Search High", "Search Equal",
46 "Search Low", "Set Limits", "Prefetch or Read Position",
47 "Synchronize Cache","Lock/Unlock Cache", "Read Defect Data",
48 unknown, "Compare","Copy Verify", "Write Buffer", "Read Buffer",
49 unknown, "Read Long", unknown,
50 };
51
52
53 static const char *group_2_commands[] = {
54 "Change Definition", unknown,
55 unknown, unknown, unknown, unknown, unknown, unknown, unknown,
56 unknown, unknown, unknown, "Log Select", "Log Sense", unknown,
57 unknown, unknown, unknown, unknown, unknown, "Mode Select (10)",
58 unknown, unknown, unknown, unknown, "Mode Sense (10)", unknown,
59 unknown, unknown, unknown,
60 };
61
62
63
64 #define group(opcode) (((opcode) >> 5) & 7)
65
66 #define RESERVED_GROUP 0
67 #define VENDOR_GROUP 1
68 #define NOTEXT_GROUP 2
69
70 static const char **commands[] = {
71 group_0_commands, group_1_commands, group_2_commands,
72 (const char **) RESERVED_GROUP, (const char **) RESERVED_GROUP,
73 (const char **) NOTEXT_GROUP, (const char **) VENDOR_GROUP,
74 (const char **) VENDOR_GROUP};
75
76 static const char reserved[] = "RESERVED";
77 static const char vendor[] = "VENDOR SPECIFIC";
78
79 static void print_opcode(int opcode) {
80 const char **table = commands[ group(opcode) ];
81 switch ((unsigned long) table) {
82 case RESERVED_GROUP:
83 printk("%s(0x%02x) ", reserved, opcode);
84 break;
85 case NOTEXT_GROUP:
86 printk("%s(0x%02x) ", unknown, opcode);
87 break;
88 case VENDOR_GROUP:
89 printk("%s(0x%02x) ", vendor, opcode);
90 break;
91 default:
92 printk("%s ",table[opcode & 0x1f]);
93 }
94 }
95 #else
96 static void print_opcode(int opcode) {
97 printk("0x%02x ", opcode);
98 }
99 #endif
100
101 void print_command (unsigned char *command) {
102 int i,s;
103 print_opcode(command[0]);
104 for ( i = 1, s = COMMAND_SIZE(command[0]); i < s; ++i)
105 printk("%02x ", command[i]);
106 printk("\n");
107 }
108
109 #if (CONSTANTS & CONST_STATUS)
110 static const char * statuses[] = {
111 "Good", "Check Condition", "Condition Good", unknown, "Busy",
112 unknown, unknown, unknown, "Intermediate Good", unknown,
113 "Intermediate Good", unknown, "Reservation Conflict", unknown,
114 unknown, unknown,
115 };
116 #endif
117
118 void print_status (int status) {
119 status = (status >> 1) & 0xf;
120 #if (CONSTANTS & CONST_STATUS)
121 printk("%s ",statuses[status]);
122 #else
123 printk("0x%0x ", status);
124 #endif
125 }
126
127 #if (CONSTANTS & CONST_XSENSE)
128 #define D 0x001
129 #define T 0x002
130 #define L 0x004
131 #define P 0x008
132 #define W 0x010
133 #define R 0x020
134 #define S 0x040
135 #define O 0x080
136 #define M 0x100
137 #define C 0x200
138
139 struct error_info{
140 unsigned char code1, code2;
141 unsigned short int devices;
142 char * text;
143 };
144
145 struct error_info2{
146 unsigned char code1, code2_min, code2_max;
147 unsigned short int devices;
148 char * text;
149 };
150
151 static struct error_info2 additional2[] =
152 {
153 {0x40,0x00,0x7f,D,"Ram failure (%x)"},
154 {0x40,0x80,0xff,D|T|L|P|W|R|S|O|M|C,"Diagnostic failure on component (%x)"},
155 {0x41,0x00,0xff,D,"Data path failure (%x)"},
156 {0x42,0x00,0xff,D,"Power-on or self-test failure (%x)"},
157 {0, 0, 0, 0, NULL}
158 };
159
160 static struct error_info additional[] =
161 {
162 {0x00,0x01,T,"Filemark detected"},
163 {0x00,0x02,T|S,"End-of-partition/medium detected"},
164 {0x00,0x03,T,"Setmark detected"},
165 {0x00,0x04,T|S,"Beginning-of-partition/medium detected"},
166 {0x00,0x05,T|S,"End-of-data detected"},
167 {0x00,0x06,D|T|L|P|W|R|S|O|M|C,"I/O process terminated"},
168 {0x00,0x11,R,"Audio play operation in progress"},
169 {0x00,0x12,R,"Audio play operation paused"},
170 {0x00,0x13,R,"Audio play operation successfully completed"},
171 {0x00,0x14,R,"Audio play operation stopped due to error"},
172 {0x00,0x15,R,"No current audio status to return"},
173 {0x01,0x00,D|W|O,"No index/sector signal"},
174 {0x02,0x00,D|W|R|O|M,"No seek complete"},
175 {0x03,0x00,D|T|L|W|S|O,"Peripheral device write fault"},
176 {0x03,0x01,T,"No write current"},
177 {0x03,0x02,T,"Excessive write errors"},
178 {0x04,0x00,D|T|L|P|W|R|S|O|M|C,
179 "Logical unit not ready, cause not reportable"},
180 {0x04,0x01,D|T|L|P|W|R|S|O|M|C,
181 "Logical unit is in process of becoming ready"},
182 {0x04,0x02,D|T|L|P|W|R|S|O|M|C,
183 "Logical unit not ready, initializing command required"},
184 {0x04,0x03,D|T|L|P|W|R|S|O|M|C,
185 "Logical unit not ready, manual intervention required"},
186 {0x04,0x04,D|T|L|O,"Logical unit not ready, format in progress"},
187 {0x05,0x00,D|T|L|W|R|S|O|M|C,"Logical unit does not respond to selection"},
188 {0x06,0x00,D|W|R|O|M,"No reference position found"},
189 {0x07,0x00,D|T|L|W|R|S|O|M,"Multiple peripheral devices selected"},
190 {0x08,0x00,D|T|L|W|R|S|O|M|C,"Logical unit communication failure"},
191 {0x08,0x01,D|T|L|W|R|S|O|M|C,"Logical unit communication time-out"},
192 {0x08,0x02,D|T|L|W|R|S|O|M|C,"Logical unit communication parity error"},
193 {0x09,0x00,D|T|W|R|O,"Track following error"},
194 {0x09,0x01,W|R|O,"Tracking servo failure"},
195 {0x09,0x02,W|R|O,"Focus servo failure"},
196 {0x09,0x03,W|R|O,"Spindle servo failure"},
197 {0x0A,0x00,D|T|L|P|W|R|S|O|M|C,"Error log overflow"},
198 {0x0C,0x00,T|S,"Write error"},
199 {0x0C,0x01,D|W|O,"Write error recovered with auto reallocation"},
200 {0x0C,0x02,D|W|O,"Write error - auto reallocation failed"},
201 {0x10,0x00,D|W|O,"Id crc or ecc error"},
202 {0x11,0x00,D|T|W|R|S|O,"Unrecovered read error"},
203 {0x11,0x01,D|T|W|S|O,"Read retries exhausted"},
204 {0x11,0x02,D|T|W|S|O,"Error too long to correct"},
205 {0x11,0x03,D|T|W|S|O,"Multiple read errors"},
206 {0x11,0x04,D|W|O,"Unrecovered read error - auto reallocate failed"},
207 {0x11,0x05,W|R|O,"L-ec uncorrectable error"},
208 {0x11,0x06,W|R|O,"Circ unrecovered error"},
209 {0x11,0x07,W|O,"Data resynchronization error"},
210 {0x11,0x08,T,"Incomplete block read"},
211 {0x11,0x09,T,"No gap found"},
212 {0x11,0x0A,D|T|O,"Miscorrected error"},
213 {0x11,0x0B,D|W|O,"Unrecovered read error - recommend reassignment"},
214 {0x11,0x0C,D|W|O,"Unrecovered read error - recommend rewrite the data"},
215 {0x12,0x00,D|W|O,"Address mark not found for id field"},
216 {0x13,0x00,D|W|O,"Address mark not found for data field"},
217 {0x14,0x00,D|T|L|W|R|S|O,"Recorded entity not found"},
218 {0x14,0x01,D|T|W|R|O,"Record not found"},
219 {0x14,0x02,T,"Filemark or setmark not found"},
220 {0x14,0x03,T,"End-of-data not found"},
221 {0x14,0x04,T,"Block sequence error"},
222 {0x15,0x00,D|T|L|W|R|S|O|M,"Random positioning error"},
223 {0x15,0x01,D|T|L|W|R|S|O|M,"Mechanical positioning error"},
224 {0x15,0x02,D|T|W|R|O,"Positioning error detected by read of medium"},
225 {0x16,0x00,D|W|O,"Data synchronization mark error"},
226 {0x17,0x00,D|T|W|R|S|O,"Recovered data with no error correction applied"},
227 {0x17,0x01,D|T|W|R|S|O,"Recovered data with retries"},
228 {0x17,0x02,D|T|W|R|O,"Recovered data with positive head offset"},
229 {0x17,0x03,D|T|W|R|O,"Recovered data with negative head offset"},
230 {0x17,0x04,W|R|O,"Recovered data with retries and/or circ applied"},
231 {0x17,0x05,D|W|R|O,"Recovered data using previous sector id"},
232 {0x17,0x06,D|W|O,"Recovered data without ecc - data auto-reallocated"},
233 {0x17,0x07,D|W|O,"Recovered data without ecc - recommend reassignment"},
234 {0x18,0x00,D|T|W|R|O,"Recovered data with error correction applied"},
235 {0x18,0x01,D|W|R|O,"Recovered data with error correction and retries applied"},
236 {0x18,0x02,D|W|R|O,"Recovered data - data auto-reallocated"},
237 {0x18,0x03,R,"Recovered data with circ"},
238 {0x18,0x04,R,"Recovered data with lec"},
239 {0x18,0x05,D|W|R|O,"Recovered data - recommend reassignment"},
240 {0x19,0x00,D|O,"Defect list error"},
241 {0x19,0x01,D|O,"Defect list not available"},
242 {0x19,0x02,D|O,"Defect list error in primary list"},
243 {0x19,0x03,D|O,"Defect list error in grown list"},
244 {0x1A,0x00,D|T|L|P|W|R|S|O|M|C,"Parameter list length error"},
245 {0x1B,0x00,D|T|L|P|W|R|S|O|M|C,"Synchronous data transfer error"},
246 {0x1C,0x00,D|O,"Defect list not found"},
247 {0x1C,0x01,D|O,"Primary defect list not found"},
248 {0x1C,0x02,D|O,"Grown defect list not found"},
249 {0x1D,0x00,D|W|O,"Miscompare during verify operation"},
250 {0x1E,0x00,D|W|O,"Recovered id with ecc correction"},
251 {0x20,0x00,D|T|L|P|W|R|S|O|M|C,"Invalid command operation code"},
252 {0x21,0x00,D|T|W|R|O|M,"Logical block address out of range"},
253 {0x21,0x01,M,"Invalid element address"},
254 {0x22,0x00,D,"Illegal function (should use 20 00, 24 00, or 26 00)"},
255 {0x24,0x00,D|T|L|P|W|R|S|O|M|C,"Invalid field in cdb"},
256 {0x25,0x00,D|T|L|P|W|R|S|O|M|C,"Logical unit not supported"},
257 {0x26,0x00,D|T|L|P|W|R|S|O|M|C,"Invalid field in parameter list"},
258 {0x26,0x01,D|T|L|P|W|R|S|O|M|C,"Parameter not supported"},
259 {0x26,0x02,D|T|L|P|W|R|S|O|M|C,"Parameter value invalid"},
260 {0x26,0x03,D|T|L|P|W|R|S|O|M|C,"Threshold parameters not supported"},
261 {0x27,0x00,D|T|W|O,"Write protected"},
262 {0x28,0x00,D|T|L|P|W|R|S|O|M|C,"Not ready to ready transition (medium may have changed)"},
263 {0x28,0x01,M,"Import or export element accessed"},
264 {0x29,0x00,D|T|L|P|W|R|S|O|M|C,"Power on, reset, or bus device reset occurred"},
265 {0x2A,0x00,D|T|L|W|R|S|O|M|C,"Parameters changed"},
266 {0x2A,0x01,D|T|L|W|R|S|O|M|C,"Mode parameters changed"},
267 {0x2A,0x02,D|T|L|W|R|S|O|M|C,"Log parameters changed"},
268 {0x2B,0x00,D|T|L|P|W|R|S|O|C,"Copy cannot execute since host cannot disconnect"},
269 {0x2C,0x00,D|T|L|P|W|R|S|O|M|C,"Command sequence error"},
270 {0x2C,0x01,S,"Too many windows specified"},
271 {0x2C,0x02,S,"Invalid combination of windows specified"},
272 {0x2D,0x00,T,"Overwrite error on update in place"},
273 {0x2F,0x00,D|T|L|P|W|R|S|O|M|C,"Commands cleared by another initiator"},
274 {0x30,0x00,D|T|W|R|O|M,"Incompatible medium installed"},
275 {0x30,0x01,D|T|W|R|O,"Cannot read medium - unknown format"},
276 {0x30,0x02,D|T|W|R|O,"Cannot read medium - incompatible format"},
277 {0x30,0x03,D|T,"Cleaning cartridge installed"},
278 {0x31,0x00,D|T|W|O,"Medium format corrupted"},
279 {0x31,0x01,D|L|O,"Format command failed"},
280 {0x32,0x00,D|W|O,"No defect spare location available"},
281 {0x32,0x01,D|W|O,"Defect list update failure"},
282 {0x33,0x00,T,"Tape length error"},
283 {0x36,0x00,L,"Ribbon, ink, or toner failure"},
284 {0x37,0x00,D|T|L|W|R|S|O|M|C,"Rounded parameter"},
285 {0x39,0x00,D|T|L|W|R|S|O|M|C,"Saving parameters not supported"},
286 {0x3A,0x00,D|T|L|W|R|S|O|M,"Medium not present"},
287 {0x3B,0x00,T|L,"Sequential positioning error"},
288 {0x3B,0x01,T,"Tape position error at beginning-of-medium"},
289 {0x3B,0x02,T,"Tape position error at end-of-medium"},
290 {0x3B,0x03,L,"Tape or electronic vertical forms unit not ready"},
291 {0x3B,0x04,L,"Slew failure"},
292 {0x3B,0x05,L,"Paper jam"},
293 {0x3B,0x06,L,"Failed to sense top-of-form"},
294 {0x3B,0x07,L,"Failed to sense bottom-of-form"},
295 {0x3B,0x08,T,"Reposition error"},
296 {0x3B,0x09,S,"Read past end of medium"},
297 {0x3B,0x0A,S,"Read past beginning of medium"},
298 {0x3B,0x0B,S,"Position past end of medium"},
299 {0x3B,0x0C,S,"Position past beginning of medium"},
300 {0x3B,0x0D,M,"Medium destination element full"},
301 {0x3B,0x0E,M,"Medium source element empty"},
302 {0x3D,0x00,D|T|L|P|W|R|S|O|M|C,"Invalid bits in identify message"},
303 {0x3E,0x00,D|T|L|P|W|R|S|O|M|C,"Logical unit has not self-configured yet"},
304 {0x3F,0x00,D|T|L|P|W|R|S|O|M|C,"Target operating conditions have changed"},
305 {0x3F,0x01,D|T|L|P|W|R|S|O|M|C,"Microcode has been changed"},
306 {0x3F,0x02,D|T|L|P|W|R|S|O|M|C,"Changed operating definition"},
307 {0x3F,0x03,D|T|L|P|W|R|S|O|M|C,"Inquiry data has changed"},
308 {0x43,0x00,D|T|L|P|W|R|S|O|M|C,"Message error"},
309 {0x44,0x00,D|T|L|P|W|R|S|O|M|C,"Internal target failure"},
310 {0x45,0x00,D|T|L|P|W|R|S|O|M|C,"Select or reselect failure"},
311 {0x46,0x00,D|T|L|P|W|R|S|O|M|C,"Unsuccessful soft reset"},
312 {0x47,0x00,D|T|L|P|W|R|S|O|M|C,"Scsi parity error"},
313 {0x48,0x00,D|T|L|P|W|R|S|O|M|C,"Initiator detected error message received"},
314 {0x49,0x00,D|T|L|P|W|R|S|O|M|C,"Invalid message error"},
315 {0x4A,0x00,D|T|L|P|W|R|S|O|M|C,"Command phase error"},
316 {0x4B,0x00,D|T|L|P|W|R|S|O|M|C,"Data phase error"},
317 {0x4C,0x00,D|T|L|P|W|R|S|O|M|C,"Logical unit failed self-configuration"},
318 {0x4E,0x00,D|T|L|P|W|R|S|O|M|C,"Overlapped commands attempted"},
319 {0x50,0x00,T,"Write append error"},
320 {0x50,0x01,T,"Write append position error"},
321 {0x50,0x02,T,"Position error related to timing"},
322 {0x51,0x00,T|O,"Erase failure"},
323 {0x52,0x00,T,"Cartridge fault"},
324 {0x53,0x00,D|T|L|W|R|S|O|M,"Media load or eject failed"},
325 {0x53,0x01,T,"Unload tape failure"},
326 {0x53,0x02,D|T|W|R|O|M,"Medium removal prevented"},
327 {0x54,0x00,P,"Scsi to host system interface failure"},
328 {0x55,0x00,P,"System resource failure"},
329 {0x57,0x00,R,"Unable to recover table-of-contents"},
330 {0x58,0x00,O,"Generation does not exist"},
331 {0x59,0x00,O,"Updated block read"},
332 {0x5A,0x00,D|T|L|P|W|R|S|O|M,"Operator request or state change input (unspecified)"},
333 {0x5A,0x01,D|T|W|R|O|M,"Operator medium removal request"},
334 {0x5A,0x02,D|T|W|O,"Operator selected write protect"},
335 {0x5A,0x03,D|T|W|O,"Operator selected write permit"},
336 {0x5B,0x00,D|T|L|P|W|R|S|O|M,"Log exception"},
337 {0x5B,0x01,D|T|L|P|W|R|S|O|M,"Threshold condition met"},
338 {0x5B,0x02,D|T|L|P|W|R|S|O|M,"Log counter at maximum"},
339 {0x5B,0x03,D|T|L|P|W|R|S|O|M,"Log list codes exhausted"},
340 {0x5C,0x00,D|O,"Rpl status change"},
341 {0x5C,0x01,D|O,"Spindles synchronized"},
342 {0x5C,0x02,D|O,"Spindles not synchronized"},
343 {0x60,0x00,S,"Lamp failure"},
344 {0x61,0x00,S,"Video acquisition error"},
345 {0x61,0x01,S,"Unable to acquire video"},
346 {0x61,0x02,S,"Out of focus"},
347 {0x62,0x00,S,"Scan head positioning error"},
348 {0x63,0x00,R,"End of user area encountered on this track"},
349 {0x64,0x00,R,"Illegal mode for this track"},
350 {0, 0, 0, NULL}
351 };
352 #endif
353
354 #if (CONSTANTS & CONST_SENSE)
355 static char *snstext[] = {
356 "None","Recovered Error","Not Ready","Medium Error","Hardware Error",
357 "Illegal Request","Unit Attention","Data Protect","Blank Check",
358 "Key=9","Copy Aborted","Aborted Command","End-Of-Medium",
359 "Volume Overflow", "Miscompare", "Key=15"};
360 #endif
361
362
363
364 void print_sense(char * devclass, Scsi_Cmnd * SCpnt)
365 {
366 int i, s;
367 int sense_class, valid, code;
368 unsigned char * sense_buffer = SCpnt->sense_buffer;
369 char * error = NULL;
370 int dev = SCpnt->request.dev;
371
372 sense_class = (sense_buffer[0] >> 4) & 0x07;
373 code = sense_buffer[0] & 0xf;
374 valid = sense_buffer[0] & 0x80;
375
376 if (sense_class == 7) {
377 s = sense_buffer[7] + 8;
378 if(s > sizeof(SCpnt->sense_buffer)) s = sizeof(SCpnt->sense_buffer);
379
380 if (!valid)
381 printk("extra data not valid ");
382
383 if (sense_buffer[2] & 0x80) printk( "FMK ");
384 if (sense_buffer[2] & 0x40) printk( "EOM ");
385 if (sense_buffer[2] & 0x20) printk( "ILI ");
386
387 switch (code) {
388 case 0x0:
389 error = "Current";
390 break;
391 case 0x1:
392 error = "Deferred";
393 break;
394 default:
395 error = "Invalid";
396 }
397
398 printk("%s error ", error);
399
400 #if (CONSTANTS & CONST_SENSE)
401 printk( "%s%x: sense key %s\n", devclass, dev, snstext[sense_buffer[2] & 0x0f]);
402 #else
403 printk("%s%x: sns = %2x %2x\n", devclass, dev, sense_buffer[0], sense_buffer[2]);
404 #endif
405
406
407 if(sense_buffer[7] + 7 < 13 ||
408 (sense_buffer[12] == 0 && sense_buffer[13] == 0)) goto done;
409
410 #if (CONSTANTS & CONST_XSENSE)
411 for(i=0; additional[i].text; i++)
412 if(additional[i].code1 == sense_buffer[12] &&
413 additional[i].code2 == sense_buffer[13])
414 printk("Additional sense indicates %s\n", additional[i].text);
415
416 for(i=0; additional2[i].text; i++)
417 if(additional2[i].code1 == sense_buffer[12] &&
418 additional2[i].code2_min >= sense_buffer[13] &&
419 additional2[i].code2_max <= sense_buffer[13]) {
420 printk("Additional sense indicates ");
421 printk(additional2[i].text, sense_buffer[13]);
422 printk("\n");
423 };
424 #else
425 printk("ASC=%2x ASCQ=%2x\n", sense_buffer[12], sense_buffer[13]);
426 #endif
427 } else {
428
429 #if (CONSTANTS & CONST_SENSE)
430 if (sense_buffer[0] < 15)
431 printk("%s%x: old sense key %s\n", devclass, dev, snstext[sense_buffer[0] & 0x0f]);
432 else
433 #endif
434 printk("%s%x: sns = %2x %2x\n", devclass, dev, sense_buffer[0], sense_buffer[2]);
435
436 printk("Non-extended sense class %d code 0x%0x ", sense_class, code);
437 s = 4;
438 }
439
440 done:
441 #if !(CONSTANTS & CONST_SENSE)
442 printk("Raw sense data:");
443 for (i = 0; i < s; ++i)
444 printk("0x%02x ", sense_buffer[i]);
445 printk("\n");
446 #endif
447 return;
448 }
449
450 #if (CONSTANTS & CONST_MSG)
451 static const char *one_byte_msgs[] = {
452 "Command Complete", NULL, "Save Pointers",
453 "Restore Pointers", "Disconnect", "Initiator Error",
454 "Abort", "Message Reject", "Nop", "Message Parity Error",
455 "Linked Command Complete", "Linked Command Complete w/flag",
456 "Bus device reset", "Abort Tag", "Clear Queue",
457 "Initiate Recovery", "Release Recovery"
458 };
459
460 #define NO_ONE_BYTE_MSGS (sizeof(one_byte_msgs) / sizeof (const char *))
461
462 static const char *two_byte_msgs[] = {
463 "Simple Queue Tag", "Head of Queue Tag", "Ordered Queue Tag"
464 "Ignore Wide Residue"
465 };
466
467 #define NO_TWO_BYTE_MSGS (sizeof(two_byte_msgs) / sizeof (const char *))
468
469 static const char *extended_msgs[] = {
470 "Modify Data Pointer", "Synchronous Data Transfer Request",
471 "SCSI-I Extended Identify", "Wide Data Transfer Request"
472 };
473
474 #define NO_EXTENDED_MSGS (sizeof(two_byte_msgs) / sizeof (const char *))
475 #endif
476
477 int print_msg (const unsigned char *msg) {
478 int len = 0, i;
479 if (msg[0] == EXTENDED_MESSAGE) {
480 len = 3 + msg[1];
481 #if (CONSTANTS & CONST_MSG)
482 if (msg[2] < NO_EXTENDED_MSGS)
483 printk ("%s ", extended_msgs[msg[2]]);
484 else
485 printk ("Extended Message, reserved code (0x%02x) ", (int) msg[2]);
486 switch (msg[2]) {
487 case EXTENDED_MODIFY_DATA_POINTER:
488 printk("pointer = %d", (int) (msg[3] << 24) | (msg[4] << 16) |
489 (msg[5] << 8) | msg[6]);
490 break;
491 case EXTENDED_SDTR:
492 printk("period = %d ns, offset = %d", (int) msg[3] * 4, (int)
493 msg[4]);
494 break;
495 case EXTENDED_WDTR:
496 printk("width = 2^%d bytes", msg[3]);
497 break;
498 default:
499 for (i = 2; i < len; ++i)
500 printk("%02x ", msg[i]);
501 }
502 #else
503 for (i = 0; i < len; ++i)
504 printk("%02x ", msg[i]);
505 #endif
506
507 } else if (msg[0] & 0x80) {
508 #if (CONSTANTS & CONST_MSG)
509 printk("Identify disconnect %sallowed %s %d ",
510 (msg[0] & 0x40) ? "" : "not ",
511 (msg[0] & 0x20) ? "target routine" : "lun",
512 msg[0] & 0x7);
513 #else
514 printk("%02x ", msg[0]);
515 #endif
516 len = 1;
517
518 } else if (msg[0] < 0x1f) {
519 #if (CONSTANTS & CONST_MSG)
520 if (msg[0] < NO_ONE_BYTE_MSGS)
521 printk(one_byte_msgs[msg[0]]);
522 else
523 printk("reserved (%02x) ", msg[0]);
524 #else
525 printk("%02x ", msg[0]);
526 #endif
527 len = 1;
528
529 } else if (msg[0] <= 0x2f) {
530 #if (CONSTANTS & CONST_MSG)
531 if ((msg[0] - 0x20) < NO_TWO_BYTE_MSGS)
532 printk("%s %02x ", two_byte_msgs[msg[0] - 0x20],
533 msg[1]);
534 else
535 printk("reserved two byte (%02x %02x) ",
536 msg[0], msg[1]);
537 #else
538 printk("%02x %02x", msg[0], msg[1]);
539 #endif
540 len = 2;
541 } else
542 #if (CONSTANTS & CONST_MSG)
543 printk(reserved);
544 #else
545 printk("%02x ", msg[0]);
546 #endif
547 return len;
548 }
549
550 void print_Scsi_Cmnd (Scsi_Cmnd *cmd) {
551 printk("scsi%d : destination target %d, lun %d\n",
552 cmd->host->host_no,
553 cmd->target,
554 cmd->lun);
555 printk(" command = ");
556 print_command (cmd->cmnd);
557 }
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