Annotation of embedaddon/smartmontools/ataidentify.cpp, revision 1.1.1.1

1.1       misho       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 3785 2013-03-07 21:58:05Z chrfranke $"
                     22:   ATAIDENTIFY_H_CVSID;
                     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: 
                    537: const int num_identify_descriptions = sizeof(identify_descriptions)/sizeof(identify_descriptions[0]);
                    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: }

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