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[/] [or1k/] [trunk/] [rc203soc/] [sw/] [uClinux/] [drivers/] [scsi/] [constants.c] - Blame information for rev 1765

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Line No. Rev Author Line
1 1626 jcastillo
/*
2
 * ASCII values for a number of symbolic constants, printing functions,
3
 * etc.
4
 */
5
 
6
/*
7
 * Don't import our own symbols, as this would severely mess up our
8
 * symbol tables.
9
 */
10
#define _SCSI_SYMS_VER_
11
#define __NO_VERSION__
12
#include <linux/module.h>
13
 
14
#include <linux/config.h>
15
#include <linux/blk.h>
16
#include <linux/kernel.h>
17
#include "scsi.h"
18
#include "hosts.h"
19
 
20
#define CONST_COMMAND   0x01
21
#define CONST_STATUS    0x02
22
#define CONST_SENSE     0x04
23
#define CONST_XSENSE    0x08
24
#define CONST_CMND      0x10
25
#define CONST_MSG       0x20
26
#define CONST_HOST      0x40
27
#define CONST_DRIVER    0x80
28
 
29
static const char unknown[] = "UNKNOWN";
30
 
31
#ifdef CONFIG_SCSI_CONSTANTS
32
#ifdef CONSTANTS
33
#undef CONSTANTS
34
#endif
35
#define CONSTANTS (CONST_COMMAND | CONST_STATUS | CONST_SENSE | CONST_XSENSE \
36
                   | CONST_CMND | CONST_MSG | CONST_HOST | CONST_DRIVER)
37
#endif
38
 
39
#if (CONSTANTS & CONST_COMMAND)
40
static const char * group_0_commands[] = {
41
/* 00-03 */ "Test Unit Ready", "Rezero Unit", unknown, "Request Sense",
42
/* 04-07 */ "Format Unit", "Read Block Limits", unknown, "Reasssign Blocks",
43
/* 08-0d */ "Read (6)", unknown, "Write (6)", "Seek (6)", unknown, unknown,
44
/* 0e-12 */ unknown, "Read Reverse", "Write Filemarks", "Space", "Inquiry",
45
/* 13-16 */ unknown, "Recover Buffered Data", "Mode Select", "Reserve",
46
/* 17-1b */ "Release", "Copy", "Erase", "Mode Sense", "Start/Stop Unit",
47
/* 1c-1d */ "Receive Diagnostic", "Send Diagnostic",
48
/* 1e-1f */ "Prevent/Allow Medium Removal", unknown,
49
};
50
 
51
 
52
static const char *group_1_commands[] = {
53
/* 20-22 */  unknown, unknown, unknown,
54
/* 23-28 */ unknown, unknown, "Read Capacity", unknown, unknown, "Read (10)",
55
/* 29-2d */ unknown, "Write (10)", "Seek (10)", unknown, unknown,
56
/* 2e-31 */ "Write Verify","Verify", "Search High", "Search Equal",
57
/* 32-34 */ "Search Low", "Set Limits", "Prefetch or Read Position",
58
/* 35-37 */ "Synchronize Cache","Lock/Unlock Cache", "Read Defect Data",
59
/* 38-3c */ "Medium Scan", "Compare","Copy Verify", "Write Buffer", "Read Buffer",
60
/* 3d-3f */ "Update Block", "Read Long",  "Write Long",
61
};
62
 
63
 
64
static const char *group_2_commands[] = {
65
/* 40-41 */ "Change Definition", "Write Same",
66
/* 42-48 */ unknown, "Read TOC", unknown, unknown, unknown, unknown, unknown,
67
/* 49-4f */ unknown, unknown, unknown, "Log Select", "Log Sense", unknown, unknown,
68
/* 50-55 */ unknown, unknown, unknown, unknown, unknown, "Mode Select (10)",
69
/* 56-5b */ unknown, unknown, unknown, unknown, "Mode Sense (10)", unknown,
70
/* 5c-5f */ unknown, unknown, unknown,
71
};
72
 
73
 
74
 
75
#define group(opcode) (((opcode) >> 5) & 7)
76
 
77
#define RESERVED_GROUP  0
78
#define VENDOR_GROUP    1
79
#define NOTEXT_GROUP    2
80
 
81
static const char **commands[] = {
82
    group_0_commands, group_1_commands, group_2_commands,
83
    (const char **) RESERVED_GROUP, (const char **) RESERVED_GROUP,
84
    (const char **) NOTEXT_GROUP, (const char **) VENDOR_GROUP,
85
    (const char **) VENDOR_GROUP
86
};
87
 
88
static const char reserved[] = "RESERVED";
89
static const char vendor[] = "VENDOR SPECIFIC";
90
 
91
static void print_opcode(int opcode) {
92
    const char **table = commands[ group(opcode) ];
93
    switch ((unsigned long) table) {
94
    case RESERVED_GROUP:
95
        printk("%s(0x%02x) ", reserved, opcode);
96
        break;
97
    case NOTEXT_GROUP:
98
        printk("%s(0x%02x) ", unknown, opcode);
99
        break;
100
    case VENDOR_GROUP:
101
        printk("%s(0x%02x) ", vendor, opcode);
102
        break;
103
    default:
104
        if (table[opcode & 0x1f] != unknown)
105
            printk("%s ",table[opcode & 0x1f]);
106
        else
107
            printk("%s(0x%02x) ", unknown, opcode);
108
        break;
109
    }
110
}
111
#else /* CONST & CONST_COMMAND */
112
static void print_opcode(int opcode) {
113
    printk("0x%02x ", opcode);
114
}
115
#endif  
116
 
117
void print_command (unsigned char *command) {
118
    int i,s;
119
    print_opcode(command[0]);
120
    for ( i = 1, s = COMMAND_SIZE(command[0]); i < s; ++i)
121
        printk("%02x ", command[i]);
122
    printk("\n");
123
}
124
 
125
#if (CONSTANTS & CONST_STATUS)
126
static const char * statuses[] = {
127
/* 0-4 */ "Good", "Check Condition", "Condition Good", unknown, "Busy",
128
/* 5-9 */ unknown, unknown, unknown, "Intermediate Good", unknown,
129
/* a-d */ "Intermediate Good", unknown, "Reservation Conflict", unknown,
130
/* e-f */ unknown, unknown,
131
};
132
#endif
133
 
134
void print_status (int status) {
135
    status = (status >> 1) & 0xf;
136
#if (CONSTANTS & CONST_STATUS)
137
    printk("%s ",statuses[status]);
138
#else
139
    printk("0x%0x ", status);
140
#endif 
141
}
142
 
143
#if (CONSTANTS & CONST_XSENSE)
144
#define D 0x001  /* DIRECT ACCESS DEVICE (disk) */
145
#define T 0x002  /* SEQUENTIAL ACCESS DEVICE (tape) */
146
#define L 0x004  /* PRINTER DEVICE */
147
#define P 0x008  /* PROCESSOR DEVICE */
148
#define W 0x010  /* WRITE ONCE READ MULTIPLE DEVICE */
149
#define R 0x020  /* READ ONLY (CD-ROM) DEVICE */
150
#define S 0x040  /* SCANNER DEVICE */
151
#define O 0x080  /* OPTICAL MEMORY DEVICE */
152
#define M 0x100  /* MEDIA CHANGER DEVICE */
153
#define C 0x200  /* COMMUNICATION DEVICE */
154
 
155
struct error_info{
156
    unsigned char code1, code2;
157
    unsigned short int devices;
158
    const char * text;
159
};
160
 
161
struct error_info2{
162
    unsigned char code1, code2_min, code2_max;
163
    unsigned short int devices;
164
    const char * text;
165
};
166
 
167
static struct error_info2 additional2[] =
168
{
169
  {0x40,0x00,0x7f,D,"Ram failure (%x)"},
170
  {0x40,0x80,0xff,D|T|L|P|W|R|S|O|M|C,"Diagnostic failure on component (%x)"},
171
  {0x41,0x00,0xff,D,"Data path failure (%x)"},
172
  {0x42,0x00,0xff,D,"Power-on or self-test failure (%x)"},
173
  {0, 0, 0, 0, NULL}
174
};
175
 
176
static struct error_info additional[] =
177
{
178
  {0x00,0x01,T,"Filemark detected"},
179
  {0x00,0x02,T|S,"End-of-partition/medium detected"},
180
  {0x00,0x03,T,"Setmark detected"},
181
  {0x00,0x04,T|S,"Beginning-of-partition/medium detected"},
182
  {0x00,0x05,T|S,"End-of-data detected"},
183
  {0x00,0x06,D|T|L|P|W|R|S|O|M|C,"I/O process terminated"},
184
  {0x00,0x11,R,"Audio play operation in progress"},
185
  {0x00,0x12,R,"Audio play operation paused"},
186
  {0x00,0x13,R,"Audio play operation successfully completed"},
187
  {0x00,0x14,R,"Audio play operation stopped due to error"},
188
  {0x00,0x15,R,"No current audio status to return"},
189
  {0x01,0x00,D|W|O,"No index/sector signal"},
190
  {0x02,0x00,D|W|R|O|M,"No seek complete"},
191
  {0x03,0x00,D|T|L|W|S|O,"Peripheral device write fault"},
192
  {0x03,0x01,T,"No write current"},
193
  {0x03,0x02,T,"Excessive write errors"},
194
  {0x04,0x00,D|T|L|P|W|R|S|O|M|C,
195
     "Logical unit not ready, cause not reportable"},
196
  {0x04,0x01,D|T|L|P|W|R|S|O|M|C,
197
     "Logical unit is in process of becoming ready"},
198
  {0x04,0x02,D|T|L|P|W|R|S|O|M|C,
199
     "Logical unit not ready, initializing command required"},
200
  {0x04,0x03,D|T|L|P|W|R|S|O|M|C,
201
     "Logical unit not ready, manual intervention required"},
202
  {0x04,0x04,D|T|L|O,"Logical unit not ready, format in progress"},
203
  {0x05,0x00,D|T|L|W|R|S|O|M|C,"Logical unit does not respond to selection"},
204
  {0x06,0x00,D|W|R|O|M,"No reference position found"},
205
  {0x07,0x00,D|T|L|W|R|S|O|M,"Multiple peripheral devices selected"},
206
  {0x08,0x00,D|T|L|W|R|S|O|M|C,"Logical unit communication failure"},
207
  {0x08,0x01,D|T|L|W|R|S|O|M|C,"Logical unit communication time-out"},
208
  {0x08,0x02,D|T|L|W|R|S|O|M|C,"Logical unit communication parity error"},
209
  {0x09,0x00,D|T|W|R|O,"Track following error"},
210
  {0x09,0x01,W|R|O,"Tracking servo failure"},
211
  {0x09,0x02,W|R|O,"Focus servo failure"},
212
  {0x09,0x03,W|R|O,"Spindle servo failure"},
213
  {0x0A,0x00,D|T|L|P|W|R|S|O|M|C,"Error log overflow"},
214
  {0x0C,0x00,T|S,"Write error"},
215
  {0x0C,0x01,D|W|O,"Write error recovered with auto reallocation"},
216
  {0x0C,0x02,D|W|O,"Write error - auto reallocation failed"},
217
  {0x10,0x00,D|W|O,"Id crc or ecc error"},
218
  {0x11,0x00,D|T|W|R|S|O,"Unrecovered read error"},
219
  {0x11,0x01,D|T|W|S|O,"Read retries exhausted"},
220
  {0x11,0x02,D|T|W|S|O,"Error too long to correct"},
221
  {0x11,0x03,D|T|W|S|O,"Multiple read errors"},
222
  {0x11,0x04,D|W|O,"Unrecovered read error - auto reallocate failed"},
223
  {0x11,0x05,W|R|O,"L-ec uncorrectable error"},
224
  {0x11,0x06,W|R|O,"Circ unrecovered error"},
225
  {0x11,0x07,W|O,"Data resynchronization error"},
226
  {0x11,0x08,T,"Incomplete block read"},
227
  {0x11,0x09,T,"No gap found"},
228
  {0x11,0x0A,D|T|O,"Miscorrected error"},
229
  {0x11,0x0B,D|W|O,"Unrecovered read error - recommend reassignment"},
230
  {0x11,0x0C,D|W|O,"Unrecovered read error - recommend rewrite the data"},
231
  {0x12,0x00,D|W|O,"Address mark not found for id field"},
232
  {0x13,0x00,D|W|O,"Address mark not found for data field"},
233
  {0x14,0x00,D|T|L|W|R|S|O,"Recorded entity not found"},
234
  {0x14,0x01,D|T|W|R|O,"Record not found"},
235
  {0x14,0x02,T,"Filemark or setmark not found"},
236
  {0x14,0x03,T,"End-of-data not found"},
237
  {0x14,0x04,T,"Block sequence error"},
238
  {0x15,0x00,D|T|L|W|R|S|O|M,"Random positioning error"},
239
  {0x15,0x01,D|T|L|W|R|S|O|M,"Mechanical positioning error"},
240
  {0x15,0x02,D|T|W|R|O,"Positioning error detected by read of medium"},
241
  {0x16,0x00,D|W|O,"Data synchronization mark error"},
242
  {0x17,0x00,D|T|W|R|S|O,"Recovered data with no error correction applied"},
243
  {0x17,0x01,D|T|W|R|S|O,"Recovered data with retries"},
244
  {0x17,0x02,D|T|W|R|O,"Recovered data with positive head offset"},
245
  {0x17,0x03,D|T|W|R|O,"Recovered data with negative head offset"},
246
  {0x17,0x04,W|R|O,"Recovered data with retries and/or circ applied"},
247
  {0x17,0x05,D|W|R|O,"Recovered data using previous sector id"},
248
  {0x17,0x06,D|W|O,"Recovered data without ecc - data auto-reallocated"},
249
  {0x17,0x07,D|W|O,"Recovered data without ecc - recommend reassignment"},
250
  {0x18,0x00,D|T|W|R|O,"Recovered data with error correction applied"},
251
  {0x18,0x01,D|W|R|O,"Recovered data with error correction and retries applied"},
252
  {0x18,0x02,D|W|R|O,"Recovered data - data auto-reallocated"},
253
  {0x18,0x03,R,"Recovered data with circ"},
254
  {0x18,0x04,R,"Recovered data with lec"},
255
  {0x18,0x05,D|W|R|O,"Recovered data - recommend reassignment"},
256
  {0x19,0x00,D|O,"Defect list error"},
257
  {0x19,0x01,D|O,"Defect list not available"},
258
  {0x19,0x02,D|O,"Defect list error in primary list"},
259
  {0x19,0x03,D|O,"Defect list error in grown list"},
260
  {0x1A,0x00,D|T|L|P|W|R|S|O|M|C,"Parameter list length error"},
261
  {0x1B,0x00,D|T|L|P|W|R|S|O|M|C,"Synchronous data transfer error"},
262
  {0x1C,0x00,D|O,"Defect list not found"},
263
  {0x1C,0x01,D|O,"Primary defect list not found"},
264
  {0x1C,0x02,D|O,"Grown defect list not found"},
265
  {0x1D,0x00,D|W|O,"Miscompare during verify operation"},
266
  {0x1E,0x00,D|W|O,"Recovered id with ecc correction"},
267
  {0x20,0x00,D|T|L|P|W|R|S|O|M|C,"Invalid command operation code"},
268
  {0x21,0x00,D|T|W|R|O|M,"Logical block address out of range"},
269
  {0x21,0x01,M,"Invalid element address"},
270
  {0x22,0x00,D,"Illegal function (should use 20 00, 24 00, or 26 00)"},
271
  {0x24,0x00,D|T|L|P|W|R|S|O|M|C,"Invalid field in cdb"},
272
  {0x25,0x00,D|T|L|P|W|R|S|O|M|C,"Logical unit not supported"},
273
  {0x26,0x00,D|T|L|P|W|R|S|O|M|C,"Invalid field in parameter list"},
274
  {0x26,0x01,D|T|L|P|W|R|S|O|M|C,"Parameter not supported"},
275
  {0x26,0x02,D|T|L|P|W|R|S|O|M|C,"Parameter value invalid"},
276
  {0x26,0x03,D|T|L|P|W|R|S|O|M|C,"Threshold parameters not supported"},
277
  {0x27,0x00,D|T|W|O,"Write protected"},
278
  {0x28,0x00,D|T|L|P|W|R|S|O|M|C,"Not ready to ready transition (medium may have changed)"},
279
  {0x28,0x01,M,"Import or export element accessed"},
280
  {0x29,0x00,D|T|L|P|W|R|S|O|M|C,"Power on, reset, or bus device reset occurred"},
281
  {0x2A,0x00,D|T|L|W|R|S|O|M|C,"Parameters changed"},
282
  {0x2A,0x01,D|T|L|W|R|S|O|M|C,"Mode parameters changed"},
283
  {0x2A,0x02,D|T|L|W|R|S|O|M|C,"Log parameters changed"},
284
  {0x2B,0x00,D|T|L|P|W|R|S|O|C,"Copy cannot execute since host cannot disconnect"},
285
  {0x2C,0x00,D|T|L|P|W|R|S|O|M|C,"Command sequence error"},
286
  {0x2C,0x01,S,"Too many windows specified"},
287
  {0x2C,0x02,S,"Invalid combination of windows specified"},
288
  {0x2D,0x00,T,"Overwrite error on update in place"},
289
  {0x2F,0x00,D|T|L|P|W|R|S|O|M|C,"Commands cleared by another initiator"},
290
  {0x30,0x00,D|T|W|R|O|M,"Incompatible medium installed"},
291
  {0x30,0x01,D|T|W|R|O,"Cannot read medium - unknown format"},
292
  {0x30,0x02,D|T|W|R|O,"Cannot read medium - incompatible format"},
293
  {0x30,0x03,D|T,"Cleaning cartridge installed"},
294
  {0x31,0x00,D|T|W|O,"Medium format corrupted"},
295
  {0x31,0x01,D|L|O,"Format command failed"},
296
  {0x32,0x00,D|W|O,"No defect spare location available"},
297
  {0x32,0x01,D|W|O,"Defect list update failure"},
298
  {0x33,0x00,T,"Tape length error"},
299
  {0x36,0x00,L,"Ribbon, ink, or toner failure"},
300
  {0x37,0x00,D|T|L|W|R|S|O|M|C,"Rounded parameter"},
301
  {0x39,0x00,D|T|L|W|R|S|O|M|C,"Saving parameters not supported"},
302
  {0x3A,0x00,D|T|L|W|R|S|O|M,"Medium not present"},
303
  {0x3B,0x00,T|L,"Sequential positioning error"},
304
  {0x3B,0x01,T,"Tape position error at beginning-of-medium"},
305
  {0x3B,0x02,T,"Tape position error at end-of-medium"},
306
  {0x3B,0x03,L,"Tape or electronic vertical forms unit not ready"},
307
  {0x3B,0x04,L,"Slew failure"},
308
  {0x3B,0x05,L,"Paper jam"},
309
  {0x3B,0x06,L,"Failed to sense top-of-form"},
310
  {0x3B,0x07,L,"Failed to sense bottom-of-form"},
311
  {0x3B,0x08,T,"Reposition error"},
312
  {0x3B,0x09,S,"Read past end of medium"},
313
  {0x3B,0x0A,S,"Read past beginning of medium"},
314
  {0x3B,0x0B,S,"Position past end of medium"},
315
  {0x3B,0x0C,S,"Position past beginning of medium"},
316
  {0x3B,0x0D,M,"Medium destination element full"},
317
  {0x3B,0x0E,M,"Medium source element empty"},
318
  {0x3D,0x00,D|T|L|P|W|R|S|O|M|C,"Invalid bits in identify message"},
319
  {0x3E,0x00,D|T|L|P|W|R|S|O|M|C,"Logical unit has not self-configured yet"},
320
  {0x3F,0x00,D|T|L|P|W|R|S|O|M|C,"Target operating conditions have changed"},
321
  {0x3F,0x01,D|T|L|P|W|R|S|O|M|C,"Microcode has been changed"},
322
  {0x3F,0x02,D|T|L|P|W|R|S|O|M|C,"Changed operating definition"},
323
  {0x3F,0x03,D|T|L|P|W|R|S|O|M|C,"Inquiry data has changed"},
324
  {0x43,0x00,D|T|L|P|W|R|S|O|M|C,"Message error"},
325
  {0x44,0x00,D|T|L|P|W|R|S|O|M|C,"Internal target failure"},
326
  {0x45,0x00,D|T|L|P|W|R|S|O|M|C,"Select or reselect failure"},
327
  {0x46,0x00,D|T|L|P|W|R|S|O|M|C,"Unsuccessful soft reset"},
328
  {0x47,0x00,D|T|L|P|W|R|S|O|M|C,"Scsi parity error"},
329
  {0x48,0x00,D|T|L|P|W|R|S|O|M|C,"Initiator detected error message received"},
330
  {0x49,0x00,D|T|L|P|W|R|S|O|M|C,"Invalid message error"},
331
  {0x4A,0x00,D|T|L|P|W|R|S|O|M|C,"Command phase error"},
332
  {0x4B,0x00,D|T|L|P|W|R|S|O|M|C,"Data phase error"},
333
  {0x4C,0x00,D|T|L|P|W|R|S|O|M|C,"Logical unit failed self-configuration"},
334
  {0x4E,0x00,D|T|L|P|W|R|S|O|M|C,"Overlapped commands attempted"},
335
  {0x50,0x00,T,"Write append error"},
336
  {0x50,0x01,T,"Write append position error"},
337
  {0x50,0x02,T,"Position error related to timing"},
338
  {0x51,0x00,T|O,"Erase failure"},
339
  {0x52,0x00,T,"Cartridge fault"},
340
  {0x53,0x00,D|T|L|W|R|S|O|M,"Media load or eject failed"},
341
  {0x53,0x01,T,"Unload tape failure"},
342
  {0x53,0x02,D|T|W|R|O|M,"Medium removal prevented"},
343
  {0x54,0x00,P,"Scsi to host system interface failure"},
344
  {0x55,0x00,P,"System resource failure"},
345
  {0x57,0x00,R,"Unable to recover table-of-contents"},
346
  {0x58,0x00,O,"Generation does not exist"},
347
  {0x59,0x00,O,"Updated block read"},
348
  {0x5A,0x00,D|T|L|P|W|R|S|O|M,"Operator request or state change input (unspecified)"},
349
  {0x5A,0x01,D|T|W|R|O|M,"Operator medium removal request"},
350
  {0x5A,0x02,D|T|W|O,"Operator selected write protect"},
351
  {0x5A,0x03,D|T|W|O,"Operator selected write permit"},
352
  {0x5B,0x00,D|T|L|P|W|R|S|O|M,"Log exception"},
353
  {0x5B,0x01,D|T|L|P|W|R|S|O|M,"Threshold condition met"},
354
  {0x5B,0x02,D|T|L|P|W|R|S|O|M,"Log counter at maximum"},
355
  {0x5B,0x03,D|T|L|P|W|R|S|O|M,"Log list codes exhausted"},
356
  {0x5C,0x00,D|O,"Rpl status change"},
357
  {0x5C,0x01,D|O,"Spindles synchronized"},
358
  {0x5C,0x02,D|O,"Spindles not synchronized"},
359
  {0x60,0x00,S,"Lamp failure"},
360
  {0x61,0x00,S,"Video acquisition error"},
361
  {0x61,0x01,S,"Unable to acquire video"},
362
  {0x61,0x02,S,"Out of focus"},
363
  {0x62,0x00,S,"Scan head positioning error"},
364
  {0x63,0x00,R,"End of user area encountered on this track"},
365
  {0x64,0x00,R,"Illegal mode for this track"},
366
  {0, 0, 0, NULL}
367
};
368
#endif
369
 
370
#if (CONSTANTS & CONST_SENSE)
371
static const char *snstext[] = {
372
    "None",                     /* There is no sense information */
373
    "Recovered Error",          /* The last command completed successfully
374
                                   but used error correction */
375
    "Not Ready",                /* The addressed target is not ready */
376
    "Medium Error",             /* Data error detected on the medium */
377
    "Hardware Error",           /* Controller or device failure */
378
    "Illegal Request",
379
    "Unit Attention",           /* Removable medium was changed, or
380
                                   the target has been reset */
381
    "Data Protect",             /* Access to the data is blocked */
382
    "Blank Check",              /* Reached unexpected written or unwritten
383
                                   region of the medium */
384
    "Key=9",                    /* Vendor specific */
385
    "Copy Aborted",             /* COPY or COMPARE was aborted */
386
    "Aborted Command",          /* The target aborted the command */
387
    "Equal",                    /* A SEARCH DATA command found data equal */
388
    "Volume Overflow",          /* Medium full with still data to be written */
389
    "Miscompare",               /* Source data and data on the medium
390
                                   do not agree */
391
    "Key=15"                    /* Reserved */
392
};
393
#endif
394
 
395
/* Print sense information */
396
void print_sense(const char * devclass, Scsi_Cmnd * SCpnt)
397
{
398
    int i, s;
399
    int sense_class, valid, code;
400
    unsigned char * sense_buffer = SCpnt->sense_buffer;
401
    const char * error = NULL;
402
 
403
    sense_class = (sense_buffer[0] >> 4) & 0x07;
404
    code = sense_buffer[0] & 0xf;
405
    valid = sense_buffer[0] & 0x80;
406
 
407
    if (sense_class == 7) {     /* extended sense data */
408
        s = sense_buffer[7] + 8;
409
        if(s > sizeof(SCpnt->sense_buffer))
410
           s = sizeof(SCpnt->sense_buffer);
411
 
412
        if (!valid)
413
            printk("extra data not valid ");
414
 
415
        if (sense_buffer[2] & 0x80)
416
           printk( "FMK ");     /* current command has read a filemark */
417
        if (sense_buffer[2] & 0x40)
418
           printk( "EOM ");     /* end-of-medium condition exists */
419
        if (sense_buffer[2] & 0x20)
420
           printk( "ILI ");     /* incorrect block length requested */
421
 
422
        switch (code) {
423
        case 0x0:
424
            error = "Current";  /* error concerns current command */
425
            break;
426
        case 0x1:
427
            error = "Deferred"; /* error concerns some earlier command */
428
                /* e.g., an earlier write to disk cache succeeded, but
429
                   now the disk discovers that it cannot write the data */
430
            break;
431
        default:
432
            error = "Invalid";
433
        }
434
 
435
        printk("%s error ", error);
436
 
437
#if (CONSTANTS & CONST_SENSE)
438
        printk( "%s%s: sense key %s\n", devclass,
439
               kdevname(SCpnt->request.rq_dev), snstext[sense_buffer[2] & 0x0f]);
440
#else
441
        printk("%s%s: sns = %2x %2x\n", devclass,
442
               kdevname(SCpnt->request.rq_dev), sense_buffer[0], sense_buffer[2]);
443
#endif
444
 
445
        /* Check to see if additional sense information is available */
446
        if(sense_buffer[7] + 7 < 13 ||
447
           (sense_buffer[12] == 0  && sense_buffer[13] ==  0)) goto done;
448
 
449
#if (CONSTANTS & CONST_XSENSE)
450
        for(i=0; additional[i].text; i++)
451
            if(additional[i].code1 == sense_buffer[12] &&
452
               additional[i].code2 == sense_buffer[13])
453
                printk("Additional sense indicates %s\n", additional[i].text);
454
 
455
        for(i=0; additional2[i].text; i++)
456
            if(additional2[i].code1 == sense_buffer[12] &&
457
               additional2[i].code2_min >= sense_buffer[13]  &&
458
               additional2[i].code2_max <= sense_buffer[13]) {
459
                printk("Additional sense indicates ");
460
                printk(additional2[i].text, sense_buffer[13]);
461
                printk("\n");
462
            };
463
#else
464
        printk("ASC=%2x ASCQ=%2x\n", sense_buffer[12], sense_buffer[13]);
465
#endif
466
    } else {    /* non-extended sense data */
467
 
468
         /*
469
          * Standard says:
470
          *    sense_buffer[0] & 0200 : address valid
471
          *    sense_buffer[0] & 0177 : vendor-specific error code
472
          *    sense_buffer[1] & 0340 : vendor-specific
473
          *    sense_buffer[1..3] : 21-bit logical block address
474
          */
475
 
476
#if (CONSTANTS & CONST_SENSE)
477
        if (sense_buffer[0] < 15)
478
            printk("%s%s: old sense key %s\n", devclass,
479
              kdevname(SCpnt->request.rq_dev), snstext[sense_buffer[0] & 0x0f]);
480
        else
481
#endif
482
            printk("%s%s: sns = %2x %2x\n", devclass,
483
              kdevname(SCpnt->request.rq_dev), sense_buffer[0], sense_buffer[2]);
484
 
485
        printk("Non-extended sense class %d code 0x%0x ", sense_class, code);
486
        s = 4;
487
    }
488
 
489
 done:
490
#if !(CONSTANTS & CONST_SENSE)
491
    printk("Raw sense data:");
492
    for (i = 0; i < s; ++i)
493
        printk("0x%02x ", sense_buffer[i]);
494
    printk("\n");
495
#endif
496
    return;
497
}
498
 
499
#if (CONSTANTS & CONST_MSG) 
500
static const char *one_byte_msgs[] = {
501
/* 0x00 */ "Command Complete", NULL, "Save Pointers",
502
/* 0x03 */ "Restore Pointers", "Disconnect", "Initiator Error",
503
/* 0x06 */ "Abort", "Message Reject", "Nop", "Message Parity Error",
504
/* 0x0a */ "Linked Command Complete", "Linked Command Complete w/flag",
505
/* 0x0c */ "Bus device reset", "Abort Tag", "Clear Queue",
506
/* 0x0f */ "Initiate Recovery", "Release Recovery"
507
};
508
 
509
#define NO_ONE_BYTE_MSGS (sizeof(one_byte_msgs)  / sizeof (const char *))
510
 
511
static const char *two_byte_msgs[] = {
512
/* 0x20 */ "Simple Queue Tag", "Head of Queue Tag", "Ordered Queue Tag"
513
/* 0x23 */ "Ignore Wide Residue"
514
};
515
 
516
#define NO_TWO_BYTE_MSGS (sizeof(two_byte_msgs)  / sizeof (const char *))
517
 
518
static const char *extended_msgs[] = {
519
/* 0x00 */ "Modify Data Pointer", "Synchronous Data Transfer Request",
520
/* 0x02 */ "SCSI-I Extended Identify", "Wide Data Transfer Request"
521
};
522
 
523
#define NO_EXTENDED_MSGS (sizeof(two_byte_msgs)  / sizeof (const char *))
524
#endif /* (CONSTANTS & CONST_MSG) */
525
 
526
int print_msg (const unsigned char *msg) {
527
    int len = 0, i;
528
    if (msg[0] == EXTENDED_MESSAGE) {
529
        len = 3 + msg[1];
530
#if (CONSTANTS & CONST_MSG)
531
        if (msg[2] < NO_EXTENDED_MSGS)
532
            printk ("%s ", extended_msgs[msg[2]]);
533
        else
534
            printk ("Extended Message, reserved code (0x%02x) ", (int) msg[2]);
535
        switch (msg[2]) {
536
        case EXTENDED_MODIFY_DATA_POINTER:
537
            printk("pointer = %d", (int) (msg[3] << 24) | (msg[4] << 16) |
538
                   (msg[5] << 8) | msg[6]);
539
            break;
540
        case EXTENDED_SDTR:
541
            printk("period = %d ns, offset = %d", (int) msg[3] * 4, (int)
542
                   msg[4]);
543
            break;
544
        case EXTENDED_WDTR:
545
            printk("width = 2^%d bytes", msg[3]);
546
            break;
547
        default:
548
            for (i = 2; i < len; ++i)
549
                printk("%02x ", msg[i]);
550
        }
551
#else
552
        for (i = 0; i < len; ++i)
553
            printk("%02x ", msg[i]);
554
#endif
555
        /* Identify */
556
    } else if (msg[0] & 0x80) {
557
#if (CONSTANTS & CONST_MSG)
558
        printk("Identify disconnect %sallowed %s %d ",
559
               (msg[0] & 0x40) ? "" : "not ",
560
               (msg[0] & 0x20) ? "target routine" : "lun",
561
               msg[0] & 0x7);
562
#else
563
        printk("%02x ", msg[0]);
564
#endif
565
        len = 1;
566
        /* Normal One byte */
567
    } else if (msg[0] < 0x1f) {
568
#if (CONSTANTS & CONST_MSG)
569
        if (msg[0] < NO_ONE_BYTE_MSGS)
570
            printk(one_byte_msgs[msg[0]]);
571
        else
572
            printk("reserved (%02x) ", msg[0]);
573
#else
574
        printk("%02x ", msg[0]);
575
#endif
576
        len = 1;
577
        /* Two byte */
578
    } else if (msg[0] <= 0x2f) {
579
#if (CONSTANTS & CONST_MSG)
580
        if ((msg[0] - 0x20) < NO_TWO_BYTE_MSGS)
581
            printk("%s %02x ", two_byte_msgs[msg[0] - 0x20],
582
                   msg[1]);
583
        else
584
            printk("reserved two byte (%02x %02x) ",
585
                   msg[0], msg[1]);
586
#else
587
        printk("%02x %02x", msg[0], msg[1]);
588
#endif
589
        len = 2;
590
    } else
591
#if (CONSTANTS & CONST_MSG)
592
        printk(reserved);
593
#else
594
    printk("%02x ", msg[0]);
595
#endif
596
    return len;
597
}
598
 
599
void print_Scsi_Cmnd (Scsi_Cmnd *cmd) {
600
    printk("scsi%d : destination target %d, lun %d\n",
601
           cmd->host->host_no,
602
           cmd->target,
603
           cmd->lun);
604
    printk("        command = ");
605
    print_command (cmd->cmnd);
606
}
607
 
608
#if (CONSTANTS & CONST_HOST)
609
static const char * hostbyte_table[]={
610
"DID_OK", "DID_NO_CONNECT", "DID_BUS_BUSY", "DID_TIME_OUT", "DID_BAD_TARGET",
611
"DID_ABORT", "DID_PARITY", "DID_ERROR", "DID_RESET", "DID_BAD_INTR",NULL};
612
 
613
void print_hostbyte(int scsiresult)
614
{   static int maxcode=0;
615
    int i;
616
 
617
    if(!maxcode) {
618
        for(i=0;hostbyte_table[i];i++) ;
619
        maxcode=i-1;
620
    }
621
    printk("Hostbyte=0x%02x",host_byte(scsiresult));
622
    if(host_byte(scsiresult)>maxcode) {
623
        printk("is invalid ");
624
        return;
625
    }
626
    printk("(%s) ",hostbyte_table[host_byte(scsiresult)]);
627
}
628
#else
629
void print_hostbyte(int scsiresult)
630
{   printk("Hostbyte=0x%02x ",host_byte(scsiresult));
631
}
632
#endif
633
 
634
#if (CONSTANTS & CONST_DRIVER)
635
static const char * driverbyte_table[]={
636
"DRIVER_OK", "DRIVER_BUSY", "DRIVER_SOFT",  "DRIVER_MEDIA", "DRIVER_ERROR",
637
"DRIVER_INVALID", "DRIVER_TIMEOUT", "DRIVER_HARD",NULL };
638
 
639
static const char * driversuggest_table[]={"SUGGEST_OK",
640
"SUGGEST_RETRY", "SUGGEST_ABORT", "SUGGEST_REMAP", "SUGGEST_DIE",
641
unknown,unknown,unknown, "SUGGEST_SENSE",NULL};
642
 
643
 
644
void print_driverbyte(int scsiresult)
645
{   static int driver_max=0,suggest_max=0;
646
    int i,dr=driver_byte(scsiresult)&DRIVER_MASK,
647
        su=(driver_byte(scsiresult)&SUGGEST_MASK)>>4;
648
 
649
    if(!driver_max) {
650
        for(i=0;driverbyte_table[i];i++) ;
651
        driver_max=i;
652
        for(i=0;driversuggest_table[i];i++) ;
653
        suggest_max=i;
654
    }
655
    printk("Driverbyte=0x%02x",driver_byte(scsiresult));
656
    printk("(%s,%s) ",
657
        dr<driver_max  ? driverbyte_table[dr]:"invalid",
658
        su<suggest_max ? driversuggest_table[su]:"invalid");
659
}
660
#else
661
void print_driverbyte(int scsiresult)
662
{   printk("Driverbyte=0x%02x ",driver_byte(scsiresult));
663
}
664
#endif
665
 
666
/*
667
 * Overrides for Emacs so that we almost follow Linus's tabbing style.
668
 * Emacs will notice this stuff at the end of the file and automatically
669
 * adjust the settings for this buffer only.  This must remain at the end
670
 * of the file.
671
 * ---------------------------------------------------------------------------
672
 * Local variables:
673
 * c-indent-level: 4
674
 * c-brace-imaginary-offset: 0
675
 * c-brace-offset: -4
676
 * c-argdecl-indent: 4
677
 * c-label-offset: -4
678
 * c-continued-statement-offset: 4
679
 * c-continued-brace-offset: 0
680
 * indent-tabs-mode: nil
681
 * tab-width: 8
682
 * End:
683
 */

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