smartmontools  SVN Rev 4063
Utility to control and monitor storage systems with "S.M.A.R.T."
ataidentify.cpp
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1 /*
2  * ataidentify.cpp
3  *
4  * Home page of code is: http://smartmontools.sourceforge.net
5  *
6  * Copyright (C) 2012-13 Christian Franke <smartmontools-support@lists.sourceforge.net>
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License as published by
10  * the Free Software Foundation; either version 2, or (at your option)
11  * any later version.
12  *
13  * You should have received a copy of the GNU General Public License
14  * (for example COPYING); If not, see <http://www.gnu.org/licenses/>.
15  *
16  */
17 
18 #include "config.h"
19 #include "ataidentify.h"
20 
21 const char * ataidentify_cpp_cvsid = "$Id: ataidentify.cpp 3851 2013-08-17 20:10:11Z chrfranke $"
23 
24 #include "int64.h"
25 #include "utility.h"
26 
27 
28 // Table 12 of X3T10/0948D (ATA-2) Revision 4c, March 18, 1996
29 // Table 9 of X3T13/2008D (ATA-3) Revision 7b, January 27, 1997
30 // Tables 11 and 13 of T13/1153D (ATA/ATAPI-4) revision 18, August 19, 1998
31 // Tables 20 and 22 of T13/1321D (ATA/ATAPI-5) Revision 3, February 29, 2000
32 // Tables 27 and 29 of T13/1410D (ATA/ATAPI-6) Revision 3b, February 26, 2002
33 // Tables 16 and 18 of T13/1532D (ATA/ATAPI-7) Volume 1 Revision 4b, April 21, 2004
34 // Tables 29 and 39 of T13/1699-D (ATA8-ACS) Revision 6a, September 6, 2008
35 // Tables 50 and 61 of T13/2015-D (ACS-2) Revision 7, June 22, 2011
36 // Tables 51 and 56 of T13/2161-D (ACS-3) Revision 4g, February 27, 2013
37 
38 const char * const identify_descriptions[] = {
39  " 0 General configuration",
40  ". 15 Device identifier: 0 = ATA, 1 = ATAPI",
41  ". 14:8 ATA: Vendor specific [RET-3]",
42  ". 14 ATAPI: Must be set to 0",
43  ". 13 ATAPI: Reserved",
44  ". 12:8 ATAPI: Command set: 0x05 = CD/DVD",
45  ". 7 Removable media device",
46  ". 6 ATA: Not removable controller and/or device [OBS-6]",
47  ". 5:3 ATA: Vendor specific [RET-3]",
48  ". 6:5 ATAPI: DRQ after PACKET cmd: 0x0 = 3ms, 0x2 = 50us",
49  ". 4:3 ATAPI: Reserved",
50  ". 2 Response incomplete",
51  ". 1 ATA: Vendor specific [RET-3]",
52  ". 0 ATA: Reserved",
53  ". 1:0 ATAPI: Packet size: 0x0 = 12 byte, 0x1 = 16 byte",
54 
55  " 1 Cylinders [OBS-6]",
56  " 2 Specific configuration (0x37c8/738c/8c73/c837)",
57  " 3 Heads [OBS-6]",
58  " 4 Vendor specific [RET-3]",
59  " 5 Vendor specific [RET-3]",
60  " 6 Sectors per track [OBS-6]",
61  " 7-8 Reserved for CFA (Sectors per card)",
62  " 9 Vendor specific [RET-4]",
63  " 10-19 Serial number (String)",
64  " 20 Vendor specific [RET-3]",
65  " 21 Vendor specific [RET-3]",
66  " 22 Vendor specific bytes on READ/WRITE LONG [OBS-4]",
67  " 23-26 Firmware revision (String)",
68  " 27-46 Model number (String)",
69 
70  " 47 READ/WRITE MULTIPLE support",
71  ". 15:8 Must be set to 0x80",
72  ". 7:0 Maximum sectors per DRQ on READ/WRITE MULTIPLE",
73 
74  " 48 Trusted Computing feature set options",
75  ". 15:14 Must be set to 0x1",
76  ". 13:1 Reserved for the Trusted Computing Group",
77  ". 0 Trusted Computing feature set supported",
78 
79  " 49 Capabilities",
80  ". 15:14 ATA: Reserved for IDENTIFY PACKET DEVICE",
81  ". 15 ATAPI: Interleaved DMA supported [OBS-8]",
82  ". 14 ATAPI: Command queuing supported [OBS-8]",
83  ". 13 ATA: Standard standby timer values supported",
84  ". 13 ATAPI: Overlap operation supported [OBS-8]",
85  ". 12 ATA: Reserved for IDENTIFY PACKET DEVICE",
86  ". 12 ATAPI: ATA software reset required [OBS-5]",
87  ". 11 IORDY supported",
88  ". 10 IORDY may be disabled",
89  ". 9 LBA supported",
90  ". 8 DMA supported",
91  ". 7:0 Vendor specific [RET-4]",
92 
93  " 50 Capabilities",
94  ". 15:14 Must be set to 0x1",
95  ". 13:2 Reserved",
96  ". 1 Reserved [OBS-6]",
97  ". 0 Vendor specific minimum standby timer value",
98 
99  " 51 PIO data transfer mode [OBS-5]",
100  " 52 Single Word DMA data transfer mode [OBS-3]",
101 
102  " 53 Field validity / Free-fall Control",
103  ". 15:8 Free-fall Control sensitivity",
104  ". 7:3 Reserved",
105  ". 2 Word 88 (Ultra DMA modes) is valid",
106  ". 1 Words 64-70 (PIO modes) are valid",
107  ". 0 Words 54-58 (CHS) are valid [OBS-6]",
108 
109  " 54 Current cylinders [OBS-6]",
110  " 55 Current heads [OBS-6]",
111  " 56 Current sectors per track [OBS-6]",
112  " 57-58 Current capacity in sectors (DWord) [OBS-6]",
113 
114  " 59 Sanitize Device - READ/WRITE MULTIPLE support",
115  ". 15 BLOCK ERASE EXT supported",
116  ". 14 OVERWRITE EXT supported",
117  ". 13 CRYPTO SCRAMBLE EXT supported",
118  ". 12 Sanitize Device feature set supported",
119  ". 11:9 Reserved",
120  ". 8 Bits 7:0 are valid",
121  ". 7:0 Current sectors per DRQ on READ/WRITE MULTIPLE",
122 
123  " 60-61 User addressable sectors for 28-bit commands (DWord)",
124  " 62 Single Word DMA modes [OBS-3]",
125 
126  " 63 Multiword DMA modes",
127  ". 15:11 Reserved",
128  ". 10 Multiword DMA mode 2 selected",
129  ". 9 Multiword DMA mode 1 selected",
130  ". 8 Multiword DMA mode 0 selected",
131  ". 7:3 Reserved",
132  ". 2 Multiword DMA mode 2 and below supported",
133  ". 1 Multiword DMA mode 1 and below supported",
134  ". 0 Multiword DMA mode 0 supported",
135 
136  " 64 PIO modes",
137  ". 15:2 Reserved",
138  ". 1 PIO mode 4 supported",
139  ". 0 PIO mode 3 supported",
140 
141  " 65 Minimum Multiword DMA cycle time per word in ns",
142  " 66 Recommended Multiword DMA cycle time in ns",
143  " 67 Minimum PIO cycle time without flow control in ns",
144  " 68 Minimum PIO cycle time with IORDY flow control in ns",
145 
146  " 69 Additional support",
147  ". 15 CFast specification supported",
148  ". 14 Deterministic data after trim supported",
149  ". 13 LPS Alignment Error Reporting Control supported",
150  ". 12 DCO IDENTIFY/SET DMA supported [OBS-ACS-3]",
151  ". 11 READ BUFFER DMA supported",
152  ". 10 WRITE BUFFER DMA supported",
153  ". 9 SET MAX SET PASSWORD/UNLOCK DMA supported [OBS-ACS-3]",
154  ". 8 DOWNLOAD MICROCODE DMA supported",
155  ". 7 Reserved for IEEE 1667",
156  ". 6 Optional ATA device 28-bit commands supported",
157  ". 5 Trimmed LBA range(s) returning zeroed data supported",
158  ". 4 Device encrypts all user data",
159  ". 3 Extended number of user addressable sectors supported",
160  ". 2 All write cache is non-volatile",
161  ". 1:0 Reserved",
162 
163  " 70 Reserved",
164  " 71-74 ATA: Reserved for IDENTIFY PACKET DEVICE",
165  " 71 ATAPI: Time in ns from PACKET to bus release [OBS-8]",
166  " 72 ATAPI: Time in ns from SERVICE to BSY cleared [OBS-8]",
167  " 73-74 ATAPI: Reserved",
168 
169  " 75 Queue depth",
170  ". 15:5 Reserved",
171  ". 4:0 Maximum queue depth - 1",
172 
173  " 76 Serial ATA capabilities",
174  ". 15 READ LOG DMA EXT as equiv to READ LOG EXT supported",
175  ". 14 Device Auto Partial to Slumber transitions supported",
176  ". 13 Host Auto Partial to Slumber transitions supported",
177  ". 12 NCQ priority information supported",
178  ". 11 Unload while NCQ commands are outstanding supported",
179  ". 10 Phy Event Counters supported",
180  ". 9 Receipt of host initiated PM requests supported",
181  ". 8 NCQ feature set supported",
182  ". 7:4 Reserved for Serial ATA",
183  ". 3 SATA Gen3 signaling speed (6.0 Gb/s) supported",
184  ". 2 SATA Gen2 signaling speed (3.0 Gb/s) supported",
185  ". 1 SATA Gen1 signaling speed (1.5 Gb/s) supported",
186  ". 0 Must be set to 0",
187 
188  " 77 Serial ATA additional capabilities", // ACS-3
189  ". 15:7 Reserved for Serial ATA",
190  ". 6 RECEIVE/SEND FPDMA QUEUED supported",
191  ". 5 NCQ Queue Management supported",
192  ". 4 NCQ Streaming supported",
193  ". 3:1 Current Serial ATA signal speed",
194  ". 0 Must be set to 0",
195 
196  " 78 Serial ATA features supported",
197  ". 15:8 Reserved for Serial ATA",
198  ". 7 NCQ Autosense supported", // ACS-3
199  ". 6 Software Settings Preservation supported",
200  ". 5 Hardware Feature Control supported", // ACS-3
201  ". 4 In-order data delivery supported",
202  ". 3 Device initiated power management supported",
203  ". 2 DMA Setup auto-activation supported",
204  ". 1 Non-zero buffer offsets supported",
205  ". 0 Must be set to 0",
206 
207  " 79 Serial ATA features enabled",
208  ". 15:8 Reserved for Serial ATA",
209  ". 7 Automatic Partial to Slumber transitions enabled", // ACS-3
210  ". 6 Software Settings Preservation enabled",
211  ". 5 Hardware Feature Control enabled", // ACS-3
212  ". 4 In-order data delivery enabled",
213  ". 3 Device initiated power management enabled",
214  ". 2 DMA Setup auto-activation enabled",
215  ". 1 Non-zero buffer offsets enabled",
216  ". 0 Must be set to 0",
217 
218  " 80 Major version number",
219  ". 15:11 Reserved",
220  ". 10 ACS-3 supported",
221  ". 9 ACS-2 supported",
222  ". 8 ATA8-ACS supported",
223  ". 7 ATA/ATAPI-7 supported",
224  ". 6 ATA/ATAPI-6 supported",
225  ". 5 ATA/ATAPI-5 supported",
226  ". 4 ATA/ATAPI-4 supported [OBS-8]",
227  ". 3 ATA-3 supported [OBS-7]",
228  ". 2 ATA-2 supported [OBS-6]",
229  ". 1 ATA-1 supported [OBS-5]",
230  ". 0 Reserved",
231 
232  " 81 Minor version number",
233 
234  " 82 Commands and feature sets supported",
235  ". 15 IDENTIFY DEVICE DMA supported [OBS-4]", // ATA-4 r07-r14 only
236  ". 14 NOP supported",
237  ". 13 READ BUFFER supported",
238  ". 12 WRITE BUFFER supported",
239  ". 11 WRITE VERIFY supported [OBS-4]", // ATA-4 r07-r13 only
240  ". 10 HPA feature set supported [OBS-ACS-3]",
241  ". 9 DEVICE RESET supported", // ATA:0, ATAPI:1
242  ". 8 SERVICE interrupt supported [OBS-ACS-2]",
243  ". 7 Release interrupt supported [OBS-ACS-2]",
244  ". 6 Read look-ahead supported",
245  ". 5 Volatile write cache supported",
246  ". 4 PACKET feature set supported", // ATA:0, ATAPI:1
247  ". 3 Power Management feature set supported",
248  ". 2 Removable Media feature set supported [OBS-8]",
249  ". 1 Security feature set supported",
250  ". 0 SMART feature set supported",
251 
252  " 83 Commands and feature sets supported",
253  ". 15:14 Must be set to 0x1",
254  ". 13 FLUSH CACHE EXT supported",
255  ". 12 FLUSH CACHE supported",
256  ". 11 DCO feature set supported [OBS-ACS-3]",
257  ". 10 48-bit Address feature set supported",
258  ". 9 AAM feature set supported [OBS-ACS-2]",
259  ". 8 SET MAX security extension supported [OBS-ACS-3]",
260  ". 7 Reserved for Address Offset Reserved Area Boot Method",
261  ". 6 SET FEATURES subcommand required to spin-up",
262  ". 5 PUIS feature set supported",
263  ". 4 Removable Media Status Notification supported [OBS-8]",
264  ". 3 APM feature set supported",
265  ". 2 CFA feature set supported",
266  ". 1 TCQ feature set supported [OBS-ACS-2]",
267  ". 0 DOWNLOAD MICROCODE supported",
268 
269  " 84 Commands and feature sets supported",
270  ". 15:14 Must be set to 0x1",
271  ". 13 IDLE IMMEDIATE with UNLOAD feature supported",
272  ". 12:11 Reserved for TLC [OBS-ACS-3]",
273  ". 10 URG bit for WRITE STREAM (DMA) EXT supported [OBS-8]",
274  ". 9 URG bit for READ STREAM (DMA) EXT supported [OBS-8]",
275  ". 8 64-bit World Wide Name supported",
276  ". 7 WRITE DMA QUEUED FUA EXT supported",
277  ". 6 WRITE DMA/MULTIPLE FUA EXT supported",
278  ". 5 GPL feature set supported",
279  ". 4 Streaming feature set supported [OBS-ACS-3]",
280  ". 3 Media Card Pass Through Command supported [OBS-ACS-2]",
281  ". 2 Media serial number supported", // ACS-3 r3 or later: Reserved
282  ". 1 SMART self-test supported",
283  ". 0 SMART error logging supported",
284 
285  " 85 Commands and feature sets supported or enabled",
286  ". 15 IDENTIFY DEVICE DMA supported [OBS-4]", // ATA-4 r07-r14 only
287  ". 14 NOP supported",
288  ". 13 READ BUFFER supported",
289  ". 12 WRITE BUFFER supported",
290  ". 11 WRITE VERIFY supported [OBS-4]", // ATA-4 r07-r13 only
291  ". 10 HPA feature set supported [OBS-ACS-3]",
292  ". 9 DEVICE RESET supported", // ATA:0, ATAPI:1
293  ". 8 SERVICE interrupt enabled [OBS-ACS-2]",
294  ". 7 Release interrupt enabled [OBS-ACS-2]",
295  ". 6 Read look-ahead enabled",
296  ". 5 Write cache enabled",
297  ". 4 PACKET feature set supported", // ATA:0, ATAPI:1
298  ". 3 Power Management feature set supported",
299  ". 2 Removable Media feature set supported [OBS-8]",
300  ". 1 Security feature set enabled",
301  ". 0 SMART feature set enabled",
302 
303  " 86 Commands and feature sets supported or enabled",
304  ". 15 Words 119-120 are valid",
305  ". 14 Reserved",
306  ". 13 FLUSH CACHE EXT supported",
307  ". 12 FLUSH CACHE supported",
308  ". 11 DCO feature set supported [OBS-ACS-3]",
309  ". 10 48-bit Address features set supported",
310  ". 9 AAM feature set enabled [OBS-ACS-2]",
311  ". 8 SET MAX security extension enabled [OBS-ACS-3]",
312  ". 7 Reserved for Address Offset Reserved Area Boot Method",
313  ". 6 SET FEATURES subcommand required to spin-up",
314  ". 5 PUIS feature set enabled",
315  ". 4 Removable Media Status Notification enabled [OBS-8]",
316  ". 3 APM feature set enabled",
317  ". 2 CFA feature set supported",
318  ". 1 TCQ feature set supported [OBS-ACS-2]",
319  ". 0 DOWNLOAD MICROCODE supported",
320 
321  " 87 Commands and feature sets supported or enabled",
322  ". 15:14 Must be set to 0x1",
323  ". 13 IDLE IMMEDIATE with UNLOAD FEATURE supported",
324  ". 12:11 Reserved for TLC [OBS-ACS-3]",
325  ". 10 URG bit for WRITE STREAM (DMA) EXT supported [OBS-8]",
326  ". 9 URG bit for READ STREAM (DMA) EXT supported [OBS-8]",
327  ". 8 64-bit World Wide Name supported",
328  ". 7 WRITE DMA QUEUED FUA EXT supported [OBS-ACS-2]",
329  ". 6 WRITE DMA/MULTIPLE FUA EXT supported",
330  ". 5 GPL feature set supported",
331  ". 4 Valid CONFIGURE STREAM has been executed [OBS-8]",
332  ". 3 Media Card Pass Through Command supported [OBS-ACS-2]",
333  ". 2 Media serial number is valid",
334  ". 1 SMART self-test supported",
335  ". 0 SMART error logging supported",
336 
337  " 88 Ultra DMA modes",
338  ". 15 Reserved",
339  ". 14 Ultra DMA mode 6 selected",
340  ". 13 Ultra DMA mode 5 selected",
341  ". 12 Ultra DMA mode 4 selected",
342  ". 11 Ultra DMA mode 3 selected",
343  ". 10 Ultra DMA mode 2 selected",
344  ". 9 Ultra DMA mode 1 selected",
345  ". 8 Ultra DMA mode 0 selected",
346  ". 7 Reserved",
347  ". 6 Ultra DMA mode 6 and below supported",
348  ". 5 Ultra DMA mode 5 and below supported",
349  ". 4 Ultra DMA mode 4 and below supported",
350  ". 3 Ultra DMA mode 3 and below supported",
351  ". 2 Ultra DMA mode 2 and below supported",
352  ". 1 Ultra DMA mode 1 and below supported",
353  ". 0 Ultra DMA mode 0 supported",
354 
355  " 89 SECURITY ERASE UNIT time",
356  " 90 ENHANCED SECURITY ERASE UNIT time",
357  " 91 Current APM level",
358  " 92 Master password revision code",
359 
360  " 93 Hardware reset result (PATA)",
361  ". 15:14 Must be set to 0x1",
362  ". 13 Device detected CBLID- above(1)/below(0) ViHB",
363  ". 12 Reserved",
364  ". 11 Device 1 asserted PDIAG-",
365  ". 10:9 Device 1 detection method: -, Jumper, CSEL, other",
366  ". 8 Must be set to 1",
367  ". 7 Reserved",
368  ". 6 Device 0 responds when device 1 selected",
369  ". 5 Device 0 detected the assertion of DASP-",
370  ". 4 Device 0 detected the assertion of PDIAG-",
371  ". 3 Device 0 passed diagnostics",
372  ". 2:1 Device 0 detection method: -, Jumper, CSEL, other",
373  ". 0 Must be set to 1",
374 
375  " 94 AAM level [OBS-ACS-2]",
376  ". 15:8 Recommended AAM level [OBS-ACS-2]",
377  ". 7:0 Current AAM level [OBS-ACS-2]",
378 
379  " 95 Stream Minimum Request Size",
380  " 96 Streaming Transfer Time - DMA",
381  " 97 Streaming Access Latency - DMA and PIO",
382  " 98-99 Streaming Performance Granularity (DWord)",
383  "100-103 User addressable sectors for 48-bit commands (QWord)",
384  "104 Streaming Transfer Time - PIO",
385  "105 Max blocks of LBA Range Entries per DS MANAGEMENT cmd",
386 
387  "106 Physical sector size / logical sector size",
388  ". 15:14 Must be set to 0x1",
389  ". 13 Multiple logical sectors per physical sector",
390  ". 12 Logical Sector longer than 256 words",
391  ". 11:4 Reserved",
392  ". 3:0 2^X logical sectors per physical sector",
393 
394  "107 Inter-seek delay for ISO 7779 acoustic testing",
395  "108-111 64-bit World Wide Name",
396  "112-115 Reserved for a 128-bit World Wide Name",
397  "116 Reserved for TLC [OBS-ACS-3]",
398  "117-118 Logical sector size (DWord)",
399 
400  "119 Commands and feature sets supported",
401  ". 15:14 Must be set to 0x1",
402  ". 13:10 Reserved",
403  ". 9 DSN feature set supported", // ACS-3
404  ". 8 Accessible Max Address Config feature set supported", // ACS-3
405  ". 7 Extended Power Conditions feature set supported",
406  ". 6 Sense Data Reporting feature set supported",
407  ". 5 Free-fall Control feature set supported",
408  ". 4 DOWNLOAD MICROCODE with mode 3 supported",
409  ". 3 READ/WRITE LOG DMA EXT supported",
410  ". 2 WRITE UNCORRECTABLE EXT supported",
411  ". 1 Write-Read-Verify feature set supported",
412  ". 0 Reserved for DDT [OBS-ACS-3]",
413 
414  "120 Commands and feature sets supported or enabled",
415  ". 15:14 Must be set to 0x1",
416  ". 13:10 Reserved",
417  ". 9 DSN feature set enabled", // ACS-3
418  ". 8 Reserved",
419  ". 7 Extended Power Conditions feature set enabled",
420  ". 6 Sense Data Reporting feature set enabled",
421  ". 5 Free-fall Control feature set enabled",
422  ". 4 DOWNLOAD MICROCODE with mode 3 supported",
423  ". 3 READ/WRITE LOG DMA EXT supported",
424  ". 2 WRITE UNCORRECTABLE EXT supported",
425  ". 1 Write-Read-Verify feature set enabled",
426  ". 0 Reserved for DDT [OBS-ACS-3]",
427 
428  "121-126 ATA: Reserved",
429  "121-124 ATAPI: Reserved",
430  "125 ATAPI: Byte count = 0 behavior",
431  "126 ATAPI: Byte count = 0 behavior [OBS-6]",
432 
433  "127 Removable Media Status Notification [OBS-8]",
434  ". 15:1 Reserved",
435  ". 0 Removable Media Status Notification supported",
436 
437  "128 Security status",
438  ". 15:9 Reserved",
439  ". 8 Master password capability: 0 = High, 1 = Maximum",
440  ". 7:6 Reserved",
441  ". 5 Enhanced security erase supported",
442  ". 4 Security count expired",
443  ". 3 Security frozen",
444  ". 2 Security locked",
445  ". 1 Security enabled",
446  ". 0 Security supported",
447 
448  "129-159 Vendor specific",
449 
450  "160 CFA power mode",
451  // ". 15 Word 160 supported",
452  // ". 14 Reserved",
453  // ". 13 CFA power mode 1 is required for some commands",
454  // ". 12 CFA power mode 1 disabled",
455  // ". 11:0 Maximum current in mA",
456  "161-167 Reserved for CFA",
457 
458  "168 Form factor",
459  ". 15:4 Reserved",
460  ". 3:0 Nominal form factor: -, 5.25, 3.5, 2.5, 1.8, <1.8",
461 
462  "169 Data Set Management support",
463  ". 15:1 Reserved",
464  ". 0 Trim bit in DATA SET MANAGEMENT command supported",
465 
466  "170-173 Additional product identifier (String)",
467  "174-175 Reserved",
468  "176-205 Current media serial number (String)",
469 
470  "206 SCT Command Transport",
471  ". 15:12 Vendor Specific",
472  ". 11:8 Reserved",
473  ". 7 Reserved for Serial ATA",
474  ". 6 Reserved",
475  ". 5 SCT Data Tables supported",
476  ". 4 SCT Feature Control supported",
477  ". 3 SCT Error Recovery Control supported",
478  ". 2 SCT Write Same supported",
479  ". 1 SCT Read/Write Long supported [OBS-ACS-2]",
480  ". 0 SCT Command Transport supported",
481 
482  "207-208 Reserved for CE-ATA",
483 
484  "209 Alignment of logical sectors",
485  ". 15:14 Must be set to 0x1",
486  ". 13:0 Logical sector offset",
487 
488  "210-211 Write-Read-Verify sector count mode 3 (DWord)",
489  "212-213 Write-Read-Verify sector count mode 2 (DWord)",
490 
491  "214 NV Cache capabilities [OBS-ACS-3]",
492  ". 15:12 NV Cache feature set version [OBS-ACS-3]",
493  ". 11:8 NV Cache Power Mode feature set version [OBS-ACS-3]",
494  ". 7:5 Reserved [OBS-ACS-3]",
495  ". 4 NV Cache feature set enabled [OBS-ACS-3]",
496  ". 3:2 Reserved",
497  ". 1 NV Cache Power Mode feature set enabled [OBS-ACS-3]",
498  ". 0 NV Cache Power Mode feature set supported [OBS-ACS-3]",
499 
500  "215-216 NV Cache size in logical blocks (DWord) [OBS-ACS-3]",
501  "217 Nominal media rotation rate",
502  "218 Reserved",
503 
504  "219 NV Cache options [OBS-ACS-3]",
505  ". 15:8 Reserved [OBS-ACS-3]",
506  ". 7:0 Estimated time to spin up in seconds [OBS-ACS-3]",
507 
508  "220 Write-Read-Verify mode",
509  ". 15:8 Reserved",
510  ". 7:0 Write-Read-Verify feature set current mode",
511 
512  "221 Reserved",
513 
514  "222 Transport major version number",
515  ". 15:12 Transport type: 0x0 = Parallel, 0x1 = Serial",
516  ". 11:7 Reserved | Reserved",
517  ". 6 Reserved | SATA 3.1",
518  ". 5 Reserved | SATA 3.0",
519  ". 4 Reserved | SATA 2.6",
520  ". 3 Reserved | SATA 2.5",
521  ". 2 Reserved | SATA II: Extensions",
522  ". 1 ATA/ATAPI-7 | SATA 1.0a",
523  ". 0 ATA8-APT | ATA8-AST",
524 
525  "223 Transport minor version number",
526  "224-229 Reserved",
527  "230-233 Extended number of user addressable sectors (QWord)",
528  "234 Minimum blocks per DOWNLOAD MICROCODE mode 3 command",
529  "235 Maximum blocks per DOWNLOAD MICROCODE mode 3 command",
530  "236-254 Reserved",
531 
532  "255 Integrity word",
533  ". 15:8 Checksum",
534  ". 7:0 Signature"
535 };
536 
538 
539 static inline unsigned short get_word(const void * id, int word)
540 {
541  const unsigned char * p = ((const unsigned char *)id) + 2 * word;
542  return p[0] + (p[1] << 8);
543 }
544 
545 void ata_print_identify_data(const void * id, bool all_words, int bit_level)
546 {
547  // ATA or ATAPI ?
548  unsigned short w = get_word(id, 0);
549  bool is_atapi = ((w & 0x8000) && (w != 0x848a/*CompactFlash Signature*/));
550 
551  int prev_word = -1, prev_bit = -1;
552  pout("Word %s Value Description\n", (bit_level >= 0 ? "Bit " : " "));
553 
554  for (int i = 0; i < num_identify_descriptions; i++) {
555  // Parse table entry
556  const char * desc = identify_descriptions[i];
557 
558  int word = prev_word, word2 = -1;
559  int bit = -1, bit2 = -1;
560 
561  int nc;
562  unsigned v1, v2;
563  if (word >= 0 && sscanf(desc, ". %u:%u %n", &v1, &v2, (nc=-1, &nc)) == 2 && nc > 0 && 16 > v1 && v1 > v2) {
564  bit = v1; bit2 = v2;
565  }
566  else if (word >= 0 && sscanf(desc, ". %u %n", &v1, (nc=-1, &nc)) == 1 && nc > 0 && v1 < 16) {
567  bit = v1;
568  }
569  else if (sscanf(desc, "%u-%u %n", &v1, &v2, (nc=-1, &nc)) == 2 && nc > 0 && v1 < v2 && v2 < 256) {
570  word = v1, word2 = v2;
571  }
572  else if (sscanf(desc, "%u %n", &v1, (nc=-1, &nc)) == 1 && nc > 0 && v1 < 256) {
573  word = v1;
574  }
575  else {
576  pout("Error: #%d: Syntax\n", i);
577  continue;
578  }
579  desc += nc;
580 
581  // Check for ATA/ATAPI specific entries
582  if (str_starts_with(desc, "ATA: ")) {
583  if (is_atapi)
584  continue;
585  desc += sizeof("ATA: ")-1;
586  }
587  else if (str_starts_with(desc, "ATAPI: ")) {
588  if (!is_atapi)
589  continue;
590  }
591 
592  // Check table entry
593  if (bit < 0) {
594  if (word != prev_word+1) {
595  pout("Error: #%d: Missing word %d\n", i, prev_word+1);
596  return;
597  }
598  else if (prev_bit > 0) {
599  pout("Error: #%d: Missing bit 0 from word %d\n", i, prev_word);
600  return;
601  }
602  }
603  else if (!((prev_bit < 0 && bit == 15) || bit == prev_bit-1)) {
604  pout("Error: #%d: Missing bit %d from word %d\n", i, bit+1, word);
605  return;
606  }
607 
608  w = get_word(id, word);
609  bool w_is_set = (w != 0x0000 && w != 0xffff);
610 
611  if (bit >= 0) {
612  int b;
613  if (bit2 >= 0)
614  b = (w >> bit2) & ~(~0 << (bit-bit2+1));
615  else
616  b = (w >> bit) & 1;
617 
618  if ( (bit_level >= 0 && b)
619  || (bit_level >= 1 && w_is_set)
620  || (bit_level >= 2 && all_words)) {
621  if (bit2 >= 0) {
622  // Print bitfield
623  char valstr[20];
624  snprintf(valstr, sizeof(valstr), "0x%0*x", (bit - bit2 + 4) >> 2, b);
625  pout("%4d %2d:%-2d %6s %s\n", word, bit, bit2, valstr, desc);
626  }
627  else {
628  // Print bit
629  pout("%4d %2d %u %s\n", word, bit, b, desc);
630  }
631  }
632 
633  prev_bit = (bit2 >= 0 ? bit2 : bit);
634  }
635  else {
636  if (word2 >= 0) {
637  for (int j = word+1; !w_is_set && j <= word2; j++) {
638  if (get_word(id, j) != w)
639  w_is_set = true;
640  }
641 
642  // Print word array
643  if (all_words || w_is_set) {
644  pout("%s%4d-%-3d %s",
645  (bit_level >= 0 ? "\n" : ""), word, word2,
646  (bit_level >= 0 ? "- " : ""));
647 
648  if (!w_is_set) {
649  pout("0x%02x... %s\n", w & 0xff, desc);
650  }
651  else {
652  bool is_str = !!strstr(desc, "(String)");
653  pout(". %s", desc);
654 
655  for (int j = word; j <= word2; j += 4) {
656  if (j + 2*4 < word2 && !nonempty((const unsigned char *)id + 2*j, 2*(word2-j+1))) {
657  // Remaining words are null
658  pout("\n%4d-%-3d %s0x0000:0000:0000:00...", j, word2,
659  (bit_level >= 0 ? ". " : ""));
660  break;
661  }
662  // Print 4 words in a row
663  pout("\n%4d-%-3d %s0x", j, (j+3 <= word2 ? j+3 : word2),
664  (bit_level >= 0 ? ". " : ""));
665  int k;
666  for (k = 0; k < 4 && j+k <= word2; k++)
667  pout("%s%04x", (k == 0 ? "" : ":"), get_word(id, j+k));
668 
669  if (is_str) {
670  // Append little endian string
671  pout("%*s \"", 20 - 5 * k, "");
672  for (k = 0; k < 4 && j+k <= word2; k++) {
673  char c2 = ((const char *)id)[2*(j+k) ];
674  char c1 = ((const char *)id)[2*(j+k) + 1];
675  pout("%c%c", (' ' <= c1 && c1 <= '~' ? c1 : '.'),
676  (' ' <= c2 && c2 <= '~' ? c2 : '.') );
677  }
678  pout("\"");
679  }
680  }
681 
682  // Print decimal value of D/QWords
683  if (word + 1 == word2 && strstr(desc, "(DWord)"))
684  pout(" (%u)\n", ((unsigned)get_word(id, word2) << 16) | w);
685  else if (word + 3 == word2 && strstr(desc, "(QWord)"))
686  pout(" (%" PRIu64 ")\n", ((uint64_t)get_word(id, word + 3) << 48)
687  | ((uint64_t)get_word(id, word + 2) << 32)
688  | ((unsigned)get_word(id, word + 1) << 16) | (unsigned)w);
689  else
690  pout("\n");
691  }
692  }
693  }
694  else {
695  // Print word
696  if (all_words || w_is_set)
697  pout("%s%4d %s0x%04x %s\n",
698  (bit_level >= 0 ? "\n" : ""), word,
699  (bit_level >= 0 ? "- " : ""), w, desc);
700  }
701 
702  prev_word = (word2 >= 0 ? word2 : word);
703  prev_bit = -1;
704  }
705  }
706 
707  pout("\n");
708 }
#define PRIu64
Definition: int64.h:76
bool str_starts_with(const char *str, const char *prefix)
Definition: utility.h:57
#define ATAIDENTIFY_H_CVSID
Definition: ataidentify.h:21
#define snprintf
Definition: utility.h:68
const int num_identify_descriptions
bool nonempty(const void *data, int size)
Definition: utility.cpp:695
void ata_print_identify_data(const void *id, bool all_words, int bit_level)
void pout(const char *fmt,...)
Definition: smartctl.cpp:1091
u8 b[12]
Definition: megaraid.h:96
u32 w[3]
Definition: megaraid.h:98
static unsigned short get_word(const void *id, int word)
const char *const identify_descriptions[]
Definition: ataidentify.cpp:38
unsigned long long uint64_t
Definition: int64.h:54
const char * ataidentify_cpp_cvsid
Definition: ataidentify.cpp:21