1 /* vi: set sw=4 ts=4: */
3 * hdparm implementation for busybox
5 * Copyright (C) [2003] by [Matteo Croce] <3297627799@wind.it>
6 * Hacked by Tito <farmatito@tiscali.it> for size optimization.
8 * Licensed under the GPL v2 or later, see the file LICENSE in this tarball.
10 * This program is based on the source code of hdparm: see below...
11 * hdparm.c - Command line interface to get/set hard disk parameters
12 * - by Mark Lord (C) 1994-2002 -- freely distributable
16 #include <linux/hdreg.h>
21 #define ATA_DEV 0x0000
22 #define ATAPI_DEV 0x0001
24 /* word definitions */
25 /* ---------------- */
26 #define GEN_CONFIG 0 /* general configuration */
27 #define LCYLS 1 /* number of logical cylinders */
28 #define CONFIG 2 /* specific configuration */
29 #define LHEADS 3 /* number of logical heads */
30 #define TRACK_BYTES 4 /* number of bytes/track (ATA-1) */
31 #define SECT_BYTES 5 /* number of bytes/sector (ATA-1) */
32 #define LSECTS 6 /* number of logical sectors/track */
33 #define START_SERIAL 10 /* ASCII serial number */
34 #define LENGTH_SERIAL 10 /* 10 words (20 bytes or characters) */
35 #define BUF_TYPE 20 /* buffer type (ATA-1) */
36 #define BUFFER__SIZE 21 /* buffer size (ATA-1) */
37 #define RW_LONG 22 /* extra bytes in R/W LONG cmd ( < ATA-4)*/
38 #define START_FW_REV 23 /* ASCII firmware revision */
39 #define LENGTH_FW_REV 4 /* 4 words (8 bytes or characters) */
40 #define START_MODEL 27 /* ASCII model number */
41 #define LENGTH_MODEL 20 /* 20 words (40 bytes or characters) */
42 #define SECTOR_XFER_MAX 47 /* r/w multiple: max sectors xfered */
43 #define DWORD_IO 48 /* can do double-word IO (ATA-1 only) */
44 #define CAPAB_0 49 /* capabilities */
46 #define PIO_MODE 51 /* max PIO mode supported (obsolete)*/
47 #define DMA_MODE 52 /* max Singleword DMA mode supported (obs)*/
48 #define WHATS_VALID 53 /* what fields are valid */
49 #define LCYLS_CUR 54 /* current logical cylinders */
50 #define LHEADS_CUR 55 /* current logical heads */
51 #define LSECTS_CUR 56 /* current logical sectors/track */
52 #define CAPACITY_LSB 57 /* current capacity in sectors */
53 #define CAPACITY_MSB 58
54 #define SECTOR_XFER_CUR 59 /* r/w multiple: current sectors xfered */
55 #define LBA_SECTS_LSB 60 /* LBA: total number of user */
56 #define LBA_SECTS_MSB 61 /* addressable sectors */
57 #define SINGLE_DMA 62 /* singleword DMA modes */
58 #define MULTI_DMA 63 /* multiword DMA modes */
59 #define ADV_PIO_MODES 64 /* advanced PIO modes supported */
60 /* multiword DMA xfer cycle time: */
61 #define DMA_TIME_MIN 65 /* - minimum */
62 #define DMA_TIME_NORM 66 /* - manufacturer's recommended */
63 /* minimum PIO xfer cycle time: */
64 #define PIO_NO_FLOW 67 /* - without flow control */
65 #define PIO_FLOW 68 /* - with IORDY flow control */
66 #define PKT_REL 71 /* typical #ns from PKT cmd to bus rel */
67 #define SVC_NBSY 72 /* typical #ns from SERVICE cmd to !BSY */
68 #define CDR_MAJOR 73 /* CD ROM: major version number */
69 #define CDR_MINOR 74 /* CD ROM: minor version number */
70 #define QUEUE_DEPTH 75 /* queue depth */
71 #define MAJOR 80 /* major version number */
72 #define MINOR 81 /* minor version number */
73 #define CMDS_SUPP_0 82 /* command/feature set(s) supported */
74 #define CMDS_SUPP_1 83
75 #define CMDS_SUPP_2 84
76 #define CMDS_EN_0 85 /* command/feature set(s) enabled */
79 #define ULTRA_DMA 88 /* ultra DMA modes */
80 /* time to complete security erase */
81 #define ERASE_TIME 89 /* - ordinary */
82 #define ENH_ERASE_TIME 90 /* - enhanced */
83 #define ADV_PWR 91 /* current advanced power management level
84 in low byte, 0x40 in high byte. */
85 #define PSWD_CODE 92 /* master password revision code */
86 #define HWRST_RSLT 93 /* hardware reset result */
87 #define ACOUSTIC 94 /* acoustic mgmt values ( >= ATA-6) */
88 #define LBA_LSB 100 /* LBA: maximum. Currently only 48 */
89 #define LBA_MID 101 /* bits are used, but addr 103 */
90 #define LBA_48_MSB 102 /* has been reserved for LBA in */
91 #define LBA_64_MSB 103 /* the future. */
92 #define RM_STAT 127 /* removable media status notification feature set support */
93 #define SECU_STATUS 128 /* security status */
94 #define CFA_PWR_MODE 160 /* CFA power mode 1 */
95 #define START_MEDIA 176 /* media serial number */
96 #define LENGTH_MEDIA 20 /* 20 words (40 bytes or characters)*/
97 #define START_MANUF 196 /* media manufacturer I.D. */
98 #define LENGTH_MANUF 10 /* 10 words (20 bytes or characters) */
99 #define INTEGRITY 255 /* integrity word */
101 /* bit definitions within the words */
102 /* -------------------------------- */
104 /* many words are considered valid if bit 15 is 0 and bit 14 is 1 */
106 #define VALID_VAL 0x4000
107 /* many words are considered invalid if they are either all-0 or all-1 */
108 #define NOVAL_0 0x0000
109 #define NOVAL_1 0xffff
111 /* word 0: gen_config */
112 #define NOT_ATA 0x8000
113 #define NOT_ATAPI 0x4000 /* (check only if bit 15 == 1) */
114 #define MEDIA_REMOVABLE 0x0080
115 #define DRIVE_NOT_REMOVABLE 0x0040 /* bit obsoleted in ATA 6 */
116 #define INCOMPLETE 0x0004
117 #define CFA_SUPPORT_VAL 0x848a /* 848a=CFA feature set support */
118 #define DRQ_RESPONSE_TIME 0x0060
119 #define DRQ_3MS_VAL 0x0000
120 #define DRQ_INTR_VAL 0x0020
121 #define DRQ_50US_VAL 0x0040
122 #define PKT_SIZE_SUPPORTED 0x0003
123 #define PKT_SIZE_12_VAL 0x0000
124 #define PKT_SIZE_16_VAL 0x0001
125 #define EQPT_TYPE 0x1f00
130 /* word 1: number of logical cylinders */
131 #define LCYLS_MAX 0x3fff /* maximum allowable value */
133 /* word 2: specific configuration
134 * (a) require SET FEATURES to spin-up
135 * (b) require spin-up to fully reply to IDENTIFY DEVICE
137 #define STBY_NID_VAL 0x37c8 /* (a) and (b) */
138 #define STBY_ID_VAL 0x738c /* (a) and not (b) */
139 #define PWRD_NID_VAL 0x8c73 /* not (a) and (b) */
140 #define PWRD_ID_VAL 0xc837 /* not (a) and not (b) */
142 /* words 47 & 59: sector_xfer_max & sector_xfer_cur */
143 #define SECTOR_XFER 0x00ff /* sectors xfered on r/w multiple cmds*/
144 #define MULTIPLE_SETTING_VALID 0x0100 /* 1=multiple sector setting is valid */
146 /* word 49: capabilities 0 */
147 #define STD_STBY 0x2000 /* 1=standard values supported (ATA); 0=vendor specific values */
148 #define IORDY_SUP 0x0800 /* 1=support; 0=may be supported */
149 #define IORDY_OFF 0x0400 /* 1=may be disabled */
150 #define LBA_SUP 0x0200 /* 1=Logical Block Address support */
151 #define DMA_SUP 0x0100 /* 1=Direct Memory Access support */
152 #define DMA_IL_SUP 0x8000 /* 1=interleaved DMA support (ATAPI) */
153 #define CMD_Q_SUP 0x4000 /* 1=command queuing support (ATAPI) */
154 #define OVLP_SUP 0x2000 /* 1=overlap operation support (ATAPI) */
155 #define SWRST_REQ 0x1000 /* 1=ATA SW reset required (ATAPI, obsolete */
157 /* word 50: capabilities 1 */
158 #define MIN_STANDBY_TIMER 0x0001 /* 1=device specific standby timer value minimum */
160 /* words 51 & 52: PIO & DMA cycle times */
161 #define MODE 0xff00 /* the mode is in the MSBs */
163 /* word 53: whats_valid */
164 #define OK_W88 0x0004 /* the ultra_dma info is valid */
165 #define OK_W64_70 0x0002 /* see above for word descriptions */
166 #define OK_W54_58 0x0001 /* current cyl, head, sector, cap. info valid */
168 /*word 63,88: dma_mode, ultra_dma_mode*/
169 #define MODE_MAX 7 /* bit definitions force udma <=7 (when
170 * udma >=8 comes out it'll have to be
171 * defined in a new dma_mode word!) */
173 /* word 64: PIO transfer modes */
174 #define PIO_SUP 0x00ff /* only bits 0 & 1 are used so far, */
175 #define PIO_MODE_MAX 8 /* but all 8 bits are defined */
177 /* word 75: queue_depth */
178 #define DEPTH_BITS 0x001f /* bits used for queue depth */
180 /* words 80-81: version numbers */
181 /* NOVAL_0 or NOVAL_1 means device does not report version */
183 /* word 81: minor version number */
184 #define MINOR_MAX 0x22
185 /* words 82-84: cmds/feats supported */
186 #define CMDS_W82 0x77ff /* word 82: defined command locations*/
187 #define CMDS_W83 0x3fff /* word 83: defined command locations*/
188 #define CMDS_W84 0x002f /* word 83: defined command locations*/
189 #define SUPPORT_48_BIT 0x0400
190 #define NUM_CMD_FEAT_STR 48
192 /* words 85-87: cmds/feats enabled */
193 /* use cmd_feat_str[] to display what commands and features have
194 * been enabled with words 85-87
197 /* words 89, 90, SECU ERASE TIME */
198 #define ERASE_BITS 0x00ff
200 /* word 92: master password revision */
201 /* NOVAL_0 or NOVAL_1 means no support for master password revision */
203 /* word 93: hw reset result */
204 #define CBLID 0x2000 /* CBLID status */
205 #define RST0 0x0001 /* 1=reset to device #0 */
206 #define DEV_DET 0x0006 /* how device num determined */
207 #define JUMPER_VAL 0x0002 /* device num determined by jumper */
208 #define CSEL_VAL 0x0004 /* device num determined by CSEL_VAL */
210 /* word 127: removable media status notification feature set support */
211 #define RM_STAT_BITS 0x0003
212 #define RM_STAT_SUP 0x0001
214 /* word 128: security */
215 #define SECU_ENABLED 0x0002
216 #define SECU_LEVEL 0x0010
217 #define NUM_SECU_STR 6
219 /* word 160: CFA power mode */
220 #define VALID_W160 0x8000 /* 1=word valid */
221 #define PWR_MODE_REQ 0x2000 /* 1=CFA power mode req'd by some cmds*/
222 #define PWR_MODE_OFF 0x1000 /* 1=CFA power moded disabled */
223 #define MAX_AMPS 0x0fff /* value = max current in ma */
225 /* word 255: integrity */
226 #define SIG 0x00ff /* signature location */
227 #define SIG_VAL 0x00a5 /* signature value */
229 #define TIMING_BUF_MB 1
230 #define TIMING_BUF_BYTES (TIMING_BUF_MB * 1024 * 1024)
232 #undef DO_FLUSHCACHE /* under construction: force cache flush on -W0 */
239 smallint get_identity, get_geom;
241 smallint do_ctimings, do_timings;
242 smallint reread_partn;
243 smallint set_piomode, noisy_piomode;
244 smallint set_readahead, get_readahead;
245 smallint set_readonly, get_readonly;
246 smallint set_unmask, get_unmask;
247 smallint set_mult, get_mult;
254 smallint set_nowerr, get_nowerr;
255 smallint set_keep, get_keep;
256 smallint set_io32bit, get_io32bit;
258 unsigned long Xreadahead;
259 unsigned long readonly;
260 unsigned long unmask;
265 unsigned long nowerr;
267 unsigned long io32bit;
268 #if ENABLE_FEATURE_HDPARM_HDIO_GETSET_DMA
270 smallint set_dma, get_dma;
272 #ifdef HDIO_DRIVE_CMD
273 smallint set_xfermode, get_xfermode;
274 smallint set_dkeep, get_dkeep;
275 smallint set_standby, get_standby;
276 smallint set_lookahead, get_lookahead;
277 smallint set_prefetch, get_prefetch;
278 smallint set_defects, get_defects;
279 smallint set_wcache, get_wcache;
280 smallint set_doorlock, get_doorlock;
281 smallint set_seagate, get_seagate;
282 smallint set_standbynow, get_standbynow;
283 smallint set_sleepnow, get_sleepnow;
284 smallint get_powermode;
285 smallint set_apmmode, get_apmmode;
286 int xfermode_requested;
288 unsigned long standby_requested; /* 0..255 */
289 unsigned long lookahead;
290 unsigned long prefetch;
291 unsigned long defects;
292 unsigned long wcache;
293 unsigned long doorlock;
294 unsigned long apmmode;
296 USE_FEATURE_HDPARM_GET_IDENTITY( smallint get_IDentity;)
297 USE_FEATURE_HDPARM_HDIO_TRISTATE_HWIF( smallint set_busstate, get_busstate;)
298 USE_FEATURE_HDPARM_HDIO_DRIVE_RESET( smallint perform_reset;)
299 USE_FEATURE_HDPARM_HDIO_TRISTATE_HWIF( smallint perform_tristate;)
300 USE_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF(smallint unregister_hwif;)
301 USE_FEATURE_HDPARM_HDIO_SCAN_HWIF( smallint scan_hwif;)
302 USE_FEATURE_HDPARM_HDIO_TRISTATE_HWIF( unsigned long busstate;)
303 USE_FEATURE_HDPARM_HDIO_TRISTATE_HWIF( unsigned long tristate;)
304 USE_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF(unsigned long hwif;)
305 #if ENABLE_FEATURE_HDPARM_HDIO_SCAN_HWIF
306 unsigned long hwif_data;
307 unsigned long hwif_ctrl;
308 unsigned long hwif_irq;
311 unsigned char flushcache[4] = { WIN_FLUSHCACHE, 0, 0, 0 };
314 #define G (*(struct globals*)&bb_common_bufsiz1)
315 struct BUG_G_too_big {
316 char BUG_G_too_big[sizeof(G) <= COMMON_BUFSIZE ? 1 : -1];
318 #define get_identity (G.get_identity )
319 #define get_geom (G.get_geom )
320 #define do_flush (G.do_flush )
321 #define do_ctimings (G.do_ctimings )
322 #define do_timings (G.do_timings )
323 #define reread_partn (G.reread_partn )
324 #define set_piomode (G.set_piomode )
325 #define noisy_piomode (G.noisy_piomode )
326 #define set_readahead (G.set_readahead )
327 #define get_readahead (G.get_readahead )
328 #define set_readonly (G.set_readonly )
329 #define get_readonly (G.get_readonly )
330 #define set_unmask (G.set_unmask )
331 #define get_unmask (G.get_unmask )
332 #define set_mult (G.set_mult )
333 #define get_mult (G.get_mult )
334 #define set_dma_q (G.set_dma_q )
335 #define get_dma_q (G.get_dma_q )
336 #define set_nowerr (G.set_nowerr )
337 #define get_nowerr (G.get_nowerr )
338 #define set_keep (G.set_keep )
339 #define get_keep (G.get_keep )
340 #define set_io32bit (G.set_io32bit )
341 #define get_io32bit (G.get_io32bit )
342 #define piomode (G.piomode )
343 #define Xreadahead (G.Xreadahead )
344 #define readonly (G.readonly )
345 #define unmask (G.unmask )
346 #define mult (G.mult )
347 #define dma_q (G.dma_q )
348 #define nowerr (G.nowerr )
349 #define keep (G.keep )
350 #define io32bit (G.io32bit )
352 #define set_dma (G.set_dma )
353 #define get_dma (G.get_dma )
354 #define set_xfermode (G.set_xfermode )
355 #define get_xfermode (G.get_xfermode )
356 #define set_dkeep (G.set_dkeep )
357 #define get_dkeep (G.get_dkeep )
358 #define set_standby (G.set_standby )
359 #define get_standby (G.get_standby )
360 #define set_lookahead (G.set_lookahead )
361 #define get_lookahead (G.get_lookahead )
362 #define set_prefetch (G.set_prefetch )
363 #define get_prefetch (G.get_prefetch )
364 #define set_defects (G.set_defects )
365 #define get_defects (G.get_defects )
366 #define set_wcache (G.set_wcache )
367 #define get_wcache (G.get_wcache )
368 #define set_doorlock (G.set_doorlock )
369 #define get_doorlock (G.get_doorlock )
370 #define set_seagate (G.set_seagate )
371 #define get_seagate (G.get_seagate )
372 #define set_standbynow (G.set_standbynow )
373 #define get_standbynow (G.get_standbynow )
374 #define set_sleepnow (G.set_sleepnow )
375 #define get_sleepnow (G.get_sleepnow )
376 #define get_powermode (G.get_powermode )
377 #define set_apmmode (G.set_apmmode )
378 #define get_apmmode (G.get_apmmode )
379 #define xfermode_requested (G.xfermode_requested )
380 #define dkeep (G.dkeep )
381 #define standby_requested (G.standby_requested )
382 #define lookahead (G.lookahead )
383 #define prefetch (G.prefetch )
384 #define defects (G.defects )
385 #define wcache (G.wcache )
386 #define doorlock (G.doorlock )
387 #define apmmode (G.apmmode )
388 #define get_IDentity (G.get_IDentity )
389 #define set_busstate (G.set_busstate )
390 #define get_busstate (G.get_busstate )
391 #define perform_reset (G.perform_reset )
392 #define perform_tristate (G.perform_tristate )
393 #define unregister_hwif (G.unregister_hwif )
394 #define scan_hwif (G.scan_hwif )
395 #define busstate (G.busstate )
396 #define tristate (G.tristate )
397 #define hwif (G.hwif )
398 #define hwif_data (G.hwif_data )
399 #define hwif_ctrl (G.hwif_ctrl )
400 #define hwif_irq (G.hwif_irq )
403 /* Busybox messages and functions */
404 #if ENABLE_IOCTL_HEX2STR_ERROR
405 static int ioctl_alt_func(/*int fd,*/ int cmd, unsigned char *args, int alt, const char *string)
407 if (!ioctl(fd, cmd, args))
410 return bb_ioctl_or_warn(fd, cmd, args, string);
412 #define ioctl_alt_or_warn(cmd,args,alt) ioctl_alt_func(cmd,args,alt,#cmd)
414 static int ioctl_alt_func(/*int fd,*/ int cmd, unsigned char *args, int alt)
416 if (!ioctl(fd, cmd, args))
419 return bb_ioctl_or_warn(fd, cmd, args);
421 #define ioctl_alt_or_warn(cmd,args,alt) ioctl_alt_func(cmd,args,alt)
424 static void on_off(int value)
426 puts(value ? " (on)" : " (off)");
429 static void print_flag_on_off(int get_arg, const char *s, unsigned long arg)
432 printf(" setting %s to %ld", s, arg);
437 static void print_value_on_off(const char *str, unsigned long argp)
439 printf(" %s\t= %2ld", str, argp);
443 #if ENABLE_FEATURE_HDPARM_GET_IDENTITY
444 static void print_ascii(const char *p, int length)
451 /* every 16bit word is big-endian (i.e. inverted) */
452 /* accessing bytes in 1,0, 3,2, 5,4... sequence */
457 /* find first non-space & print it */
458 while (length && p[ofs] != ' ') {
463 while (length && p[ofs]) {
473 static void xprint_ascii(uint16_t *val, int i, const char *string, int n)
476 printf("\t%-20s", string);
477 print_ascii((void*)&val[i], n);
481 static uint8_t mode_loop(uint16_t mode_sup, uint16_t mode_sel, int cc, uint8_t *have_mode)
486 for (ii = 0; ii <= MODE_MAX; ii++) {
487 if (mode_sel & 0x0001) {
488 printf("*%cdma%u ", cc, ii);
492 } else if (mode_sup & 0x0001)
493 printf("%cdma%u ", cc, ii);
501 static const char pkt_str[] ALIGN1 =
502 "Direct-access device" "\0" /* word 0, bits 12-8 = 00 */
503 "Sequential-access device" "\0" /* word 0, bits 12-8 = 01 */
504 "Printer" "\0" /* word 0, bits 12-8 = 02 */
505 "Processor" "\0" /* word 0, bits 12-8 = 03 */
506 "Write-once device" "\0" /* word 0, bits 12-8 = 04 */
507 "CD-ROM" "\0" /* word 0, bits 12-8 = 05 */
508 "Scanner" "\0" /* word 0, bits 12-8 = 06 */
509 "Optical memory" "\0" /* word 0, bits 12-8 = 07 */
510 "Medium changer" "\0" /* word 0, bits 12-8 = 08 */
511 "Communications device" "\0" /* word 0, bits 12-8 = 09 */
512 "ACS-IT8 device" "\0" /* word 0, bits 12-8 = 0a */
513 "ACS-IT8 device" "\0" /* word 0, bits 12-8 = 0b */
514 "Array controller" "\0" /* word 0, bits 12-8 = 0c */
515 "Enclosure services" "\0" /* word 0, bits 12-8 = 0d */
516 "Reduced block command device" "\0" /* word 0, bits 12-8 = 0e */
517 "Optical card reader/writer" "\0" /* word 0, bits 12-8 = 0f */
520 static const char ata1_cfg_str[] ALIGN1 = /* word 0 in ATA-1 mode */
521 "reserved" "\0" /* bit 0 */
522 "hard sectored" "\0" /* bit 1 */
523 "soft sectored" "\0" /* bit 2 */
524 "not MFM encoded " "\0" /* bit 3 */
525 "head switch time > 15us" "\0" /* bit 4 */
526 "spindle motor control option" "\0" /* bit 5 */
527 "fixed drive" "\0" /* bit 6 */
528 "removable drive" "\0" /* bit 7 */
529 "disk xfer rate <= 5Mbs" "\0" /* bit 8 */
530 "disk xfer rate > 5Mbs, <= 10Mbs" "\0" /* bit 9 */
531 "disk xfer rate > 5Mbs" "\0" /* bit 10 */
532 "rotational speed tol." "\0" /* bit 11 */
533 "data strobe offset option" "\0" /* bit 12 */
534 "track offset option" "\0" /* bit 13 */
535 "format speed tolerance gap reqd" "\0" /* bit 14 */
539 static const char minor_str[] ALIGN1 =
541 "Unspecified" "\0" /* 0x0000 */
542 "ATA-1 X3T9.2 781D prior to rev.4" "\0" /* 0x0001 */
543 "ATA-1 published, ANSI X3.221-1994" "\0" /* 0x0002 */
544 "ATA-1 X3T9.2 781D rev.4" "\0" /* 0x0003 */
545 "ATA-2 published, ANSI X3.279-1996" "\0" /* 0x0004 */
546 "ATA-2 X3T10 948D prior to rev.2k" "\0" /* 0x0005 */
547 "ATA-3 X3T10 2008D rev.1" "\0" /* 0x0006 */
548 "ATA-2 X3T10 948D rev.2k" "\0" /* 0x0007 */
549 "ATA-3 X3T10 2008D rev.0" "\0" /* 0x0008 */
550 "ATA-2 X3T10 948D rev.3" "\0" /* 0x0009 */
551 "ATA-3 published, ANSI X3.298-199x" "\0" /* 0x000a */
552 "ATA-3 X3T10 2008D rev.6" "\0" /* 0x000b */
553 "ATA-3 X3T13 2008D rev.7 and 7a" "\0" /* 0x000c */
554 "ATA/ATAPI-4 X3T13 1153D rev.6" "\0" /* 0x000d */
555 "ATA/ATAPI-4 T13 1153D rev.13" "\0" /* 0x000e */
556 "ATA/ATAPI-4 X3T13 1153D rev.7" "\0" /* 0x000f */
557 "ATA/ATAPI-4 T13 1153D rev.18" "\0" /* 0x0010 */
558 "ATA/ATAPI-4 T13 1153D rev.15" "\0" /* 0x0011 */
559 "ATA/ATAPI-4 published, ANSI INCITS 317-1998" "\0" /* 0x0012 */
560 "ATA/ATAPI-5 T13 1321D rev.3" "\0" /* 0x0013 */
561 "ATA/ATAPI-4 T13 1153D rev.14" "\0" /* 0x0014 */
562 "ATA/ATAPI-5 T13 1321D rev.1" "\0" /* 0x0015 */
563 "ATA/ATAPI-5 published, ANSI INCITS 340-2000" "\0" /* 0x0016 */
564 "ATA/ATAPI-4 T13 1153D rev.17" "\0" /* 0x0017 */
565 "ATA/ATAPI-6 T13 1410D rev.0" "\0" /* 0x0018 */
566 "ATA/ATAPI-6 T13 1410D rev.3a" "\0" /* 0x0019 */
567 "ATA/ATAPI-7 T13 1532D rev.1" "\0" /* 0x001a */
568 "ATA/ATAPI-6 T13 1410D rev.2" "\0" /* 0x001b */
569 "ATA/ATAPI-6 T13 1410D rev.1" "\0" /* 0x001c */
570 "ATA/ATAPI-7 published, ANSI INCITS 397-2005" "\0" /* 0x001d */
571 "ATA/ATAPI-7 T13 1532D rev.0" "\0" /* 0x001e */
572 "reserved" "\0" /* 0x001f */
573 "reserved" "\0" /* 0x0020 */
574 "ATA/ATAPI-7 T13 1532D rev.4a" "\0" /* 0x0021 */
575 "ATA/ATAPI-6 published, ANSI INCITS 361-2002" "\0" /* 0x0022 */
576 "reserved" /* 0x0023-0xfffe */
578 static const char actual_ver[MINOR_MAX + 2] ALIGN1 = {
580 0, /* 0x0000 WARNING: actual_ver[] array */
581 1, /* 0x0001 WARNING: corresponds */
582 1, /* 0x0002 WARNING: *exactly* */
583 1, /* 0x0003 WARNING: to the ATA/ */
584 2, /* 0x0004 WARNING: ATAPI version */
585 2, /* 0x0005 WARNING: listed in */
586 3, /* 0x0006 WARNING: the */
587 2, /* 0x0007 WARNING: minor_str */
588 3, /* 0x0008 WARNING: array */
589 2, /* 0x0009 WARNING: above. */
590 3, /* 0x000a WARNING: */
591 3, /* 0x000b WARNING: If you change */
592 3, /* 0x000c WARNING: that one, */
593 4, /* 0x000d WARNING: change this one */
594 4, /* 0x000e WARNING: too!!! */
615 0 /* 0x0023-0xfffe */
618 static const char cmd_feat_str[] ALIGN1 =
619 "" "\0" /* word 82 bit 15: obsolete */
620 "NOP cmd" "\0" /* word 82 bit 14 */
621 "READ BUFFER cmd" "\0" /* word 82 bit 13 */
622 "WRITE BUFFER cmd" "\0" /* word 82 bit 12 */
623 "" "\0" /* word 82 bit 11: obsolete */
624 "Host Protected Area feature set" "\0" /* word 82 bit 10 */
625 "DEVICE RESET cmd" "\0" /* word 82 bit 9 */
626 "SERVICE interrupt" "\0" /* word 82 bit 8 */
627 "Release interrupt" "\0" /* word 82 bit 7 */
628 "Look-ahead" "\0" /* word 82 bit 6 */
629 "Write cache" "\0" /* word 82 bit 5 */
630 "PACKET command feature set" "\0" /* word 82 bit 4 */
631 "Power Management feature set" "\0" /* word 82 bit 3 */
632 "Removable Media feature set" "\0" /* word 82 bit 2 */
633 "Security Mode feature set" "\0" /* word 82 bit 1 */
634 "SMART feature set" "\0" /* word 82 bit 0 */
636 "" "\0" /* word 83 bit 15: !valid bit */
637 "" "\0" /* word 83 bit 14: valid bit */
638 "FLUSH CACHE EXT cmd" "\0" /* word 83 bit 13 */
639 "Mandatory FLUSH CACHE cmd " "\0" /* word 83 bit 12 */
640 "Device Configuration Overlay feature set " "\0"
641 "48-bit Address feature set " "\0" /* word 83 bit 10 */
643 "SET MAX security extension" "\0" /* word 83 bit 8 */
644 "Address Offset Reserved Area Boot" "\0" /* word 83 bit 7 */
645 "SET FEATURES subcommand required to spinup after power up" "\0"
646 "Power-Up In Standby feature set" "\0" /* word 83 bit 5 */
647 "Removable Media Status Notification feature set" "\0"
648 "Adv. Power Management feature set" "\0" /* word 83 bit 3 */
649 "CFA feature set" "\0" /* word 83 bit 2 */
650 "READ/WRITE DMA QUEUED" "\0" /* word 83 bit 1 */
651 "DOWNLOAD MICROCODE cmd" "\0" /* word 83 bit 0 */
653 "" "\0" /* word 84 bit 15: !valid bit */
654 "" "\0" /* word 84 bit 14: valid bit */
655 "" "\0" /* word 84 bit 13: reserved */
656 "" "\0" /* word 84 bit 12: reserved */
657 "" "\0" /* word 84 bit 11: reserved */
658 "" "\0" /* word 84 bit 10: reserved */
659 "" "\0" /* word 84 bit 9: reserved */
660 "" "\0" /* word 84 bit 8: reserved */
661 "" "\0" /* word 84 bit 7: reserved */
662 "" "\0" /* word 84 bit 6: reserved */
663 "General Purpose Logging feature set" "\0" /* word 84 bit 5 */
664 "" "\0" /* word 84 bit 4: reserved */
665 "Media Card Pass Through Command feature set " "\0"
666 "Media serial number " "\0" /* word 84 bit 2 */
667 "SMART self-test " "\0" /* word 84 bit 1 */
668 "SMART error logging " /* word 84 bit 0 */
671 static const char secu_str[] ALIGN1 =
672 "supported" "\0" /* word 128, bit 0 */
673 "enabled" "\0" /* word 128, bit 1 */
674 "locked" "\0" /* word 128, bit 2 */
675 "frozen" "\0" /* word 128, bit 3 */
676 "expired: security count" "\0" /* word 128, bit 4 */
677 "supported: enhanced erase" /* word 128, bit 5 */
680 // Parse 512 byte disk identification block and print much crap.
681 static void identify(uint16_t *val) ATTRIBUTE_NORETURN;
682 static void identify(uint16_t *val)
685 uint16_t like_std = 1, std = 0, min_std = 0xffff;
686 uint16_t dev = NO_DEV, eqpt = NO_DEV;
687 uint8_t have_mode = 0, err_dma = 0;
689 uint32_t ll, mm, nn, oo;
690 uint64_t bbbig; /* (:) */
695 // Adjust for endianness
696 swab(val, buf, sizeof(buf));
699 /* check if we recognise the device type */
701 if (!(val[GEN_CONFIG] & NOT_ATA)) {
703 printf("ATA device, with ");
704 } else if (val[GEN_CONFIG]==CFA_SUPPORT_VAL) {
707 printf("CompactFlash ATA device, with ");
708 } else if (!(val[GEN_CONFIG] & NOT_ATAPI)) {
710 eqpt = (val[GEN_CONFIG] & EQPT_TYPE) >> SHIFT_EQPT;
711 printf("ATAPI %s, with ", eqpt <= 0xf ? nth_string(pkt_str, eqpt) : "unknown");
714 /* "Unknown device type:\n\tbits 15&14 of general configuration word 0 both set to 1.\n" */
715 bb_error_msg_and_die("unknown device type");
717 printf("%sremovable media\n", !(val[GEN_CONFIG] & MEDIA_REMOVABLE) ? "non-" : "");
718 /* Info from the specific configuration word says whether or not the
719 * ID command completed correctly. It is only defined, however in
720 * ATA/ATAPI-5 & 6; it is reserved (value theoretically 0) in prior
721 * standards. Since the values allowed for this word are extremely
722 * specific, it should be safe to check it now, even though we don't
723 * know yet what standard this device is using.
725 if ((val[CONFIG]==STBY_NID_VAL) || (val[CONFIG]==STBY_ID_VAL)
726 || (val[CONFIG]==PWRD_NID_VAL) || (val[CONFIG]==PWRD_ID_VAL)
729 if ((val[CONFIG]==STBY_NID_VAL) || (val[CONFIG]==STBY_ID_VAL))
730 printf("powers-up in standby; SET FEATURES subcmd spins-up.\n");
731 if (((val[CONFIG]==STBY_NID_VAL) || (val[CONFIG]==PWRD_NID_VAL)) && (val[GEN_CONFIG] & INCOMPLETE))
732 printf("\n\tWARNING: ID response incomplete.\n\tFollowing data may be incorrect.\n\n");
735 /* output the model and serial numbers and the fw revision */
736 xprint_ascii(val, START_MODEL, "Model Number:", LENGTH_MODEL);
737 xprint_ascii(val, START_SERIAL, "Serial Number:", LENGTH_SERIAL);
738 xprint_ascii(val, START_FW_REV, "Firmware Revision:", LENGTH_FW_REV);
739 xprint_ascii(val, START_MEDIA, "Media Serial Num:", LENGTH_MEDIA);
740 xprint_ascii(val, START_MANUF, "Media Manufacturer:", LENGTH_MANUF);
742 /* major & minor standards version number (Note: these words were not
743 * defined until ATA-3 & the CDROM std uses different words.) */
744 printf("Standards:");
746 if (val[MINOR] && (val[MINOR] <= MINOR_MAX)) {
747 if (like_std < 3) like_std = 3;
748 std = actual_ver[val[MINOR]];
749 if (std) printf("\n\tUsed: %s ", nth_string(minor_str, val[MINOR]));
752 /* looks like when they up-issue the std, they obsolete one;
753 * thus, only the newest 4 issues need be supported. (That's
754 * what "kk" and "min_std" are all about.) */
755 if (val[MAJOR] && (val[MAJOR] != NOVAL_1)) {
756 printf("\n\tSupported: ");
757 jj = val[MAJOR] << 1;
758 kk = like_std >4 ? like_std-4: 0;
759 for (ii = 14; (ii >0)&&(ii>kk); ii--) {
764 kk = like_std >4 ? like_std-4: 0;
766 if (min_std > ii) min_std = ii;
770 if (like_std < 3) like_std = 3;
772 /* Figure out what standard the device is using if it hasn't told
773 * us. If we know the std, check if the device is using any of
774 * the words from the next level up. It happens.
776 if (like_std < std) like_std = std;
778 if (((std == 5) || (!std && (like_std < 6))) &&
779 ((((val[CMDS_SUPP_1] & VALID) == VALID_VAL) &&
780 (( val[CMDS_SUPP_1] & CMDS_W83) > 0x00ff)) ||
781 ((( val[CMDS_SUPP_2] & VALID) == VALID_VAL) &&
782 ( val[CMDS_SUPP_2] & CMDS_W84) ) )
785 } else if (((std == 4) || (!std && (like_std < 5))) &&
786 ((((val[INTEGRITY] & SIG) == SIG_VAL) && !chksum) ||
787 (( val[HWRST_RSLT] & VALID) == VALID_VAL) ||
788 ((( val[CMDS_SUPP_1] & VALID) == VALID_VAL) &&
789 (( val[CMDS_SUPP_1] & CMDS_W83) > 0x001f)) ) )
792 } else if (((std == 3) || (!std && (like_std < 4))) &&
793 ((((val[CMDS_SUPP_1] & VALID) == VALID_VAL) &&
794 ((( val[CMDS_SUPP_1] & CMDS_W83) > 0x0000) ||
795 (( val[CMDS_SUPP_0] & CMDS_W82) > 0x000f))) ||
796 (( val[CAPAB_1] & VALID) == VALID_VAL) ||
797 (( val[WHATS_VALID] & OK_W88) && val[ULTRA_DMA]) ||
798 (( val[RM_STAT] & RM_STAT_BITS) == RM_STAT_SUP) )
801 } else if (((std == 2) || (!std && (like_std < 3)))
802 && ((val[CMDS_SUPP_1] & VALID) == VALID_VAL)
805 } else if (((std == 1) || (!std && (like_std < 2))) &&
806 ((val[CAPAB_0] & (IORDY_SUP | IORDY_OFF)) ||
807 (val[WHATS_VALID] & OK_W64_70)) )
813 printf("\n\tLikely used: %u\n", like_std);
814 else if (like_std > std)
815 printf("& some of %u\n", like_std);
819 /* TBD: do CDROM stuff more thoroughly. For now... */
821 if (val[CDR_MINOR] == 9) {
823 printf("\n\tUsed: ATAPI for CD-ROMs, SFF-8020i, r2.5");
825 if (val[CDR_MAJOR] && (val[CDR_MAJOR] !=NOVAL_1)) {
827 printf("\n\tSupported: CD-ROM ATAPI");
828 jj = val[CDR_MAJOR] >> 1;
829 for (ii = 1; ii < 15; ii++) {
830 if (jj & 0x0001) printf("-%u ", ii);
834 puts(kk ? "" : "\n\tLikely used CD-ROM ATAPI-1");
835 /* the cdrom stuff is more like ATA-2 than anything else, so: */
839 if (min_std == 0xffff)
840 min_std = like_std > 4 ? like_std - 3 : 1;
842 printf("Configuration:\n");
843 /* more info from the general configuration word */
844 if ((eqpt != CDROM) && (like_std == 1)) {
845 jj = val[GEN_CONFIG] >> 1;
846 for (ii = 1; ii < 15; ii++) {
848 printf("\t%s\n", nth_string(ata1_cfg_str, ii));
852 if (dev == ATAPI_DEV) {
853 if ((val[GEN_CONFIG] & DRQ_RESPONSE_TIME) == DRQ_3MS_VAL)
855 else if ((val[GEN_CONFIG] & DRQ_RESPONSE_TIME) == DRQ_INTR_VAL)
856 strng = "<=10ms with INTRQ";
857 else if ((val[GEN_CONFIG] & DRQ_RESPONSE_TIME) == DRQ_50US_VAL)
861 printf("\tDRQ response: %s\n\tPacket size: ", strng); /* Data Request (DRQ) */
863 if ((val[GEN_CONFIG] & PKT_SIZE_SUPPORTED) == PKT_SIZE_12_VAL)
865 else if ((val[GEN_CONFIG] & PKT_SIZE_SUPPORTED) == PKT_SIZE_16_VAL)
871 /* addressing...CHS? See section 6.2 of ATA specs 4 or 5 */
872 ll = (uint32_t)val[LBA_SECTS_MSB] << 16 | val[LBA_SECTS_LSB];
874 if ((ll > 0x00FBFC10) && (!val[LCYLS]))
875 printf("\tCHS addressing not supported\n");
877 jj = val[WHATS_VALID] & OK_W54_58;
878 printf("\tLogical\t\tmax\tcurrent\n\tcylinders\t%u\t%u\n\theads\t\t%u\t%u\n\tsectors/track\t%u\t%u\n\t--\n",
879 val[LCYLS],jj?val[LCYLS_CUR]:0, val[LHEADS],jj?val[LHEADS_CUR]:0, val[LSECTS],jj?val[LSECTS_CUR]:0);
881 if ((min_std == 1) && (val[TRACK_BYTES] || val[SECT_BYTES]))
882 printf("\tbytes/track: %u\tbytes/sector: %u\n", val[TRACK_BYTES], val[SECT_BYTES]);
885 mm = (uint32_t)val[CAPACITY_MSB] << 16 | val[CAPACITY_LSB];
887 /* check Endian of capacity bytes */
888 nn = val[LCYLS_CUR] * val[LHEADS_CUR] * val[LSECTS_CUR];
889 oo = (uint32_t)val[CAPACITY_LSB] << 16 | val[CAPACITY_MSB];
890 if (abs(mm - nn) > abs(oo - nn))
893 printf("\tCHS current addressable sectors:%11u\n", mm);
897 printf("\tLBA user addressable sectors:%11u\n", ll);
898 if (((val[CMDS_SUPP_1] & VALID) == VALID_VAL)
899 && (val[CMDS_SUPP_1] & SUPPORT_48_BIT)
901 bbbig = (uint64_t)val[LBA_64_MSB] << 48 |
902 (uint64_t)val[LBA_48_MSB] << 32 |
903 (uint64_t)val[LBA_MID] << 16 |
905 printf("\tLBA48 user addressable sectors:%11"PRIu64"\n", bbbig);
909 bbbig = (uint64_t)(ll>mm ? ll : mm); /* # 512 byte blocks */
910 printf("\tdevice size with M = 1024*1024: %11"PRIu64" MBytes\n", bbbig>>11);
911 bbbig = (bbbig << 9) / 1000000;
912 printf("\tdevice size with M = 1000*1000: %11"PRIu64" MBytes ", bbbig);
915 printf("(%"PRIu64" GB)\n", bbbig/1000);
920 /* hw support of commands (capabilities) */
921 printf("Capabilities:\n\t");
923 if (dev == ATAPI_DEV) {
924 if (eqpt != CDROM && (val[CAPAB_0] & CMD_Q_SUP)) printf("Cmd queuing, ");
925 if (val[CAPAB_0] & OVLP_SUP) printf("Cmd overlap, ");
927 if (val[CAPAB_0] & LBA_SUP) printf("LBA, ");
930 printf("IORDY%s(can%s be disabled)\n",
931 !(val[CAPAB_0] & IORDY_SUP) ? "(may be)" : "",
932 (val[CAPAB_0] & IORDY_OFF) ? "" :"not");
934 printf("no IORDY\n");
936 if ((like_std == 1) && val[BUF_TYPE]) {
937 printf("\tBuffer type: %04x: %s%s\n", val[BUF_TYPE],
938 (val[BUF_TYPE] < 2) ? "single port, single-sector" : "dual port, multi-sector",
939 (val[BUF_TYPE] > 2) ? " with read caching ability" : "");
942 if ((min_std == 1) && (val[BUFFER__SIZE] && (val[BUFFER__SIZE] != NOVAL_1))) {
943 printf("\tBuffer size: %.1fkB\n", (float)val[BUFFER__SIZE]/2);
945 if ((min_std < 4) && (val[RW_LONG])) {
946 printf("\tbytes avail on r/w long: %u\n", val[RW_LONG]);
948 if ((eqpt != CDROM) && (like_std > 3)) {
949 printf("\tQueue depth: %u\n", (val[QUEUE_DEPTH] & DEPTH_BITS) + 1);
952 if (dev == ATA_DEV) {
954 printf("\tCan%s perform double-word IO\n", (!val[DWORD_IO]) ? "not" : "");
956 printf("\tStandby timer values: spec'd by %s", (val[CAPAB_0] & STD_STBY) ? "Standard" : "Vendor");
957 if ((like_std > 3) && ((val[CAPAB_1] & VALID) == VALID_VAL))
958 printf(", %s device specific minimum\n", (val[CAPAB_1] & MIN_STANDBY_TIMER) ? "with" : "no");
962 printf("\tR/W multiple sector transfer: ");
963 if ((like_std < 3) && !(val[SECTOR_XFER_MAX] & SECTOR_XFER))
964 printf("not supported\n");
966 printf("Max = %u\tCurrent = ", val[SECTOR_XFER_MAX] & SECTOR_XFER);
967 if (val[SECTOR_XFER_CUR] & MULTIPLE_SETTING_VALID)
968 printf("%u\n", val[SECTOR_XFER_CUR] & SECTOR_XFER);
972 if ((like_std > 3) && (val[CMDS_SUPP_1] & 0x0008)) {
973 /* We print out elsewhere whether the APM feature is enabled or
974 not. If it's not enabled, let's not repeat the info; just print
976 printf("\tAdvancedPM level: ");
977 if ((val[ADV_PWR] & 0xFF00) == 0x4000) {
978 uint8_t apm_level = val[ADV_PWR] & 0x00FF;
979 printf("%u (0x%x)\n", apm_level, apm_level);
982 printf("unknown setting (0x%04x)\n", val[ADV_PWR]);
984 if (like_std > 5 && val[ACOUSTIC]) {
985 printf("\tRecommended acoustic management value: %u, current value: %u\n",
986 (val[ACOUSTIC] >> 8) & 0x00ff, val[ACOUSTIC] & 0x00ff);
990 if (eqpt != CDROM && (val[CAPAB_0] & SWRST_REQ))
991 printf("\tATA sw reset required\n");
993 if (val[PKT_REL] || val[SVC_NBSY]) {
994 printf("\tOverlap support:");
995 if (val[PKT_REL]) printf(" %uus to release bus.", val[PKT_REL]);
996 if (val[SVC_NBSY]) printf(" %uus to clear BSY after SERVICE cmd.", val[SVC_NBSY]);
1001 /* DMA stuff. Check that only one DMA mode is selected. */
1003 if (!(val[CAPAB_0] & DMA_SUP))
1004 printf("not supported\n");
1006 if (val[DMA_MODE] && !val[SINGLE_DMA] && !val[MULTI_DMA])
1007 printf(" sdma%u\n", (val[DMA_MODE] & MODE) >> 8);
1008 if (val[SINGLE_DMA]) {
1009 jj = val[SINGLE_DMA];
1010 kk = val[SINGLE_DMA] >> 8;
1011 err_dma += mode_loop(jj, kk, 's', &have_mode);
1013 if (val[MULTI_DMA]) {
1014 jj = val[MULTI_DMA];
1015 kk = val[MULTI_DMA] >> 8;
1016 err_dma += mode_loop(jj, kk, 'm', &have_mode);
1018 if ((val[WHATS_VALID] & OK_W88) && val[ULTRA_DMA]) {
1019 jj = val[ULTRA_DMA];
1020 kk = val[ULTRA_DMA] >> 8;
1021 err_dma += mode_loop(jj, kk, 'u', &have_mode);
1023 if (err_dma || !have_mode) printf("(?)");
1026 if ((dev == ATAPI_DEV) && (eqpt != CDROM) && (val[CAPAB_0] & DMA_IL_SUP))
1027 printf("\t\tInterleaved DMA support\n");
1029 if ((val[WHATS_VALID] & OK_W64_70)
1030 && (val[DMA_TIME_MIN] || val[DMA_TIME_NORM])
1032 printf("\t\tCycle time:");
1033 if (val[DMA_TIME_MIN]) printf(" min=%uns", val[DMA_TIME_MIN]);
1034 if (val[DMA_TIME_NORM]) printf(" recommended=%uns", val[DMA_TIME_NORM]);
1039 /* Programmed IO stuff */
1041 /* If a drive supports mode n (e.g. 3), it also supports all modes less
1042 * than n (e.g. 3, 2, 1 and 0). Print all the modes. */
1043 if ((val[WHATS_VALID] & OK_W64_70) && (val[ADV_PIO_MODES] & PIO_SUP)) {
1044 jj = ((val[ADV_PIO_MODES] & PIO_SUP) << 3) | 0x0007;
1045 for (ii = 0; ii <= PIO_MODE_MAX; ii++) {
1046 if (jj & 0x0001) printf("pio%d ", ii);
1050 } else if (((min_std < 5) || (eqpt == CDROM)) && (val[PIO_MODE] & MODE)) {
1051 for (ii = 0; ii <= val[PIO_MODE]>>8; ii++)
1052 printf("pio%d ", ii);
1057 if (val[WHATS_VALID] & OK_W64_70) {
1058 if (val[PIO_NO_FLOW] || val[PIO_FLOW]) {
1059 printf("\t\tCycle time:");
1060 if (val[PIO_NO_FLOW]) printf(" no flow control=%uns", val[PIO_NO_FLOW]);
1061 if (val[PIO_FLOW]) printf(" IORDY flow control=%uns", val[PIO_FLOW]);
1066 if ((val[CMDS_SUPP_1] & VALID) == VALID_VAL) {
1067 printf("Commands/features:\n\tEnabled\tSupported:\n");
1068 jj = val[CMDS_SUPP_0];
1069 kk = val[CMDS_EN_0];
1070 for (ii = 0; ii < NUM_CMD_FEAT_STR; ii++) {
1071 const char *feat_str = nth_string(cmd_feat_str, ii);
1072 if ((jj & 0x8000) && (*feat_str != '\0')) {
1073 printf("\t%s\t%s\n", (kk & 0x8000) ? " *" : "", feat_str);
1077 if (ii % 16 == 15) {
1078 jj = val[CMDS_SUPP_0+1+(ii/16)];
1079 kk = val[CMDS_EN_0+1+(ii/16)];
1082 if ((val[CMDS_SUPP_2] & VALID) != VALID_VAL)
1087 /* Removable Media Status Notification feature set */
1088 if ((val[RM_STAT] & RM_STAT_BITS) == RM_STAT_SUP)
1089 printf("\t%s supported\n", nth_string(cmd_feat_str, 27));
1092 if ((eqpt != CDROM) && (like_std > 3)
1093 && (val[SECU_STATUS] || val[ERASE_TIME] || val[ENH_ERASE_TIME])
1095 printf("Security:\n");
1096 if (val[PSWD_CODE] && (val[PSWD_CODE] != NOVAL_1))
1097 printf("\tMaster password revision code = %u\n", val[PSWD_CODE]);
1098 jj = val[SECU_STATUS];
1100 for (ii = 0; ii < NUM_SECU_STR; ii++) {
1101 printf("\t%s\t%s\n", (!(jj & 0x0001)) ? "not" : "", nth_string(secu_str, ii));
1104 if (val[SECU_STATUS] & SECU_ENABLED) {
1105 printf("\tSecurity level %s\n", (val[SECU_STATUS] & SECU_LEVEL) ? "maximum" : "high");
1108 jj = val[ERASE_TIME] & ERASE_BITS;
1109 kk = val[ENH_ERASE_TIME] & ERASE_BITS;
1112 if (jj) printf("%umin for %sSECURITY ERASE UNIT. ", jj==ERASE_BITS ? 508 : jj<<1, "");
1113 if (kk) printf("%umin for %sSECURITY ERASE UNIT. ", kk==ERASE_BITS ? 508 : kk<<1, "ENHANCED ");
1119 jj = val[HWRST_RSLT];
1120 if ((jj & VALID) == VALID_VAL) {
1124 if ((jj & DEV_DET) == JUMPER_VAL)
1125 strng = " determined by the jumper";
1126 else if ((jj & DEV_DET) == CSEL_VAL)
1127 strng = " determined by CSEL";
1130 printf("HW reset results:\n\tCBLID- %s Vih\n\tDevice num = %i%s\n",
1131 (val[HWRST_RSLT] & CBLID) ? "above" : "below", !(oo), strng);
1134 /* more stuff from std 5 */
1135 if ((like_std > 4) && (eqpt != CDROM)) {
1136 if (val[CFA_PWR_MODE] & VALID_W160) {
1137 printf("CFA power mode 1:\n\t%s%s\n", (val[CFA_PWR_MODE] & PWR_MODE_OFF) ? "disabled" : "enabled",
1138 (val[CFA_PWR_MODE] & PWR_MODE_REQ) ? " and required by some commands" : "");
1140 if (val[CFA_PWR_MODE] & MAX_AMPS)
1141 printf("\tMaximum current = %uma\n", val[CFA_PWR_MODE] & MAX_AMPS);
1143 if ((val[INTEGRITY] & SIG) == SIG_VAL) {
1144 printf("Checksum: %scorrect\n", chksum ? "in" : "");
1152 // Historically, if there was no HDIO_OBSOLETE_IDENTITY, then
1153 // then the HDIO_GET_IDENTITY only returned 142 bytes.
1154 // Otherwise, HDIO_OBSOLETE_IDENTITY returns 142 bytes,
1155 // and HDIO_GET_IDENTITY returns 512 bytes. But the latest
1156 // 2.5.xx kernels no longer define HDIO_OBSOLETE_IDENTITY
1157 // (which they should, but they should just return -EINVAL).
1159 // So.. we must now assume that HDIO_GET_IDENTITY returns 512 bytes.
1160 // On a really old system, it will not, and we will be confused.
1163 #if ENABLE_FEATURE_HDPARM_GET_IDENTITY
1164 static const char cfg_str[] ALIGN1 =
1165 """\0" "HardSect""\0" "SoftSect""\0" "NotMFM""\0"
1166 "HdSw>15uSec""\0" "SpinMotCtl""\0" "Fixed""\0" "Removeable""\0"
1167 "DTR<=5Mbs""\0" "DTR>5Mbs""\0" "DTR>10Mbs""\0" "RotSpdTol>.5%""\0"
1168 "dStbOff""\0" "TrkOff""\0" "FmtGapReq""\0" "nonMagnetic"
1171 static const char BuffType[] ALIGN1 =
1172 "unknown""\0" "1Sect""\0" "DualPort""\0" "DualPortCache"
1175 static void dump_identity(const struct hd_driveid *id)
1178 const unsigned short *id_regs = (const void*) id;
1180 printf("\n Model=%.40s, FwRev=%.8s, SerialNo=%.20s\n Config={",
1181 id->model, id->fw_rev, id->serial_no);
1182 for (i = 0; i <= 15; i++) {
1183 if (id->config & (1<<i))
1184 printf(" %s", nth_string(cfg_str, i));
1186 printf(" }\n RawCHS=%u/%u/%u, TrkSize=%u, SectSize=%u, ECCbytes=%u\n"
1187 " BuffType=(%u) %s, BuffSize=%ukB, MaxMultSect=%u",
1188 id->cyls, id->heads, id->sectors, id->track_bytes,
1189 id->sector_bytes, id->ecc_bytes,
1190 id->buf_type, nth_string(BuffType, (id->buf_type > 3) ? 0 : id->buf_type),
1191 id->buf_size/2, id->max_multsect);
1192 if (id->max_multsect) {
1193 printf(", MultSect=");
1194 if (!(id->multsect_valid & 1))
1195 printf("?%u?", id->multsect);
1196 else if (id->multsect)
1197 printf("%u", id->multsect);
1203 if (!(id->field_valid & 1))
1204 printf(" (maybe):");
1206 printf(" CurCHS=%u/%u/%u, CurSects=%lu, LBA=%s", id->cur_cyls, id->cur_heads,
1209 (unsigned long)(id->cur_capacity0 << 16) | id->cur_capacity1 :
1210 (unsigned long)(id->cur_capacity1 << 16) | id->cur_capacity0,
1211 ((id->capability&2) == 0) ? "no" : "yes");
1213 if (id->capability & 2)
1214 printf(", LBAsects=%u", id->lba_capacity);
1216 printf("\n IORDY=%s", (id->capability & 8) ? (id->capability & 4) ? "on/off" : "yes" : "no");
1218 if (((id->capability & 8) || (id->field_valid & 2)) && (id->field_valid & 2))
1219 printf(", tPIO={min:%u,w/IORDY:%u}", id->eide_pio, id->eide_pio_iordy);
1221 if ((id->capability & 1) && (id->field_valid & 2))
1222 printf(", tDMA={min:%u,rec:%u}", id->eide_dma_min, id->eide_dma_time);
1224 printf("\n PIO modes: ");
1225 if (id->tPIO <= 5) {
1227 if (id->tPIO >= 1) printf("pio1 ");
1228 if (id->tPIO >= 2) printf("pio2 ");
1230 if (id->field_valid & 2) {
1231 if (id->eide_pio_modes & 1) printf("pio3 ");
1232 if (id->eide_pio_modes & 2) printf("pio4 ");
1233 if (id->eide_pio_modes &~3) printf("pio? ");
1235 if (id->capability & 1) {
1236 if (id->dma_1word | id->dma_mword) {
1237 printf("\n DMA modes: ");
1238 if (id->dma_1word & 0x100) printf("*");
1239 if (id->dma_1word & 1) printf("sdma0 ");
1240 if (id->dma_1word & 0x200) printf("*");
1241 if (id->dma_1word & 2) printf("sdma1 ");
1242 if (id->dma_1word & 0x400) printf("*");
1243 if (id->dma_1word & 4) printf("sdma2 ");
1244 if (id->dma_1word & 0xf800) printf("*");
1245 if (id->dma_1word & 0xf8) printf("sdma? ");
1246 if (id->dma_mword & 0x100) printf("*");
1247 if (id->dma_mword & 1) printf("mdma0 ");
1248 if (id->dma_mword & 0x200) printf("*");
1249 if (id->dma_mword & 2) printf("mdma1 ");
1250 if (id->dma_mword & 0x400) printf("*");
1251 if (id->dma_mword & 4) printf("mdma2 ");
1252 if (id->dma_mword & 0xf800) printf("*");
1253 if (id->dma_mword & 0xf8) printf("mdma? ");
1256 if (((id->capability & 8) || (id->field_valid & 2)) && id->field_valid & 4) {
1257 printf("\n UDMA modes: ");
1258 if (id->dma_ultra & 0x100) printf("*");
1259 if (id->dma_ultra & 0x001) printf("udma0 ");
1260 if (id->dma_ultra & 0x200) printf("*");
1261 if (id->dma_ultra & 0x002) printf("udma1 ");
1262 if (id->dma_ultra & 0x400) printf("*");
1263 if (id->dma_ultra & 0x004) printf("udma2 ");
1264 #ifdef __NEW_HD_DRIVE_ID
1265 if (id->hw_config & 0x2000) {
1266 #else /* !__NEW_HD_DRIVE_ID */
1267 if (id->word93 & 0x2000) {
1268 #endif /* __NEW_HD_DRIVE_ID */
1269 if (id->dma_ultra & 0x0800) printf("*");
1270 if (id->dma_ultra & 0x0008) printf("udma3 ");
1271 if (id->dma_ultra & 0x1000) printf("*");
1272 if (id->dma_ultra & 0x0010) printf("udma4 ");
1273 if (id->dma_ultra & 0x2000) printf("*");
1274 if (id->dma_ultra & 0x0020) printf("udma5 ");
1275 if (id->dma_ultra & 0x4000) printf("*");
1276 if (id->dma_ultra & 0x0040) printf("udma6 ");
1277 if (id->dma_ultra & 0x8000) printf("*");
1278 if (id->dma_ultra & 0x0080) printf("udma7 ");
1281 printf("\n AdvancedPM=%s", (!(id_regs[83] & 8)) ? "no" : "yes");
1282 if (id_regs[83] & 8) {
1283 if (!(id_regs[86] & 8))
1284 printf(": disabled (255)");
1285 else if ((id_regs[91] & 0xFF00) != 0x4000)
1286 printf(": unknown setting");
1288 printf(": mode=0x%02X (%u)", id_regs[91] & 0xFF, id_regs[91] & 0xFF);
1290 if (id_regs[82] & 0x20)
1291 printf(" WriteCache=%s", (id_regs[85] & 0x20) ? "enabled" : "disabled");
1292 #ifdef __NEW_HD_DRIVE_ID
1293 if ((id->minor_rev_num && id->minor_rev_num <= 31)
1294 || (id->major_rev_num && id->minor_rev_num <= 31)
1296 printf("\n Drive conforms to: %s: ", (id->minor_rev_num <= 31) ? nth_string(minor_str, id->minor_rev_num) : "unknown");
1297 if (id->major_rev_num != 0x0000 && /* NOVAL_0 */
1298 id->major_rev_num != 0xFFFF) { /* NOVAL_1 */
1299 for (i = 0; i <= 15; i++) {
1300 if (id->major_rev_num & (1<<i))
1301 printf(" ATA/ATAPI-%u", i);
1305 #endif /* __NEW_HD_DRIVE_ID */
1306 printf("\n\n * current active mode\n\n");
1310 static void flush_buffer_cache(/*int fd*/ void)
1312 fsync(fd); /* flush buffers */
1313 ioctl_or_warn(fd, BLKFLSBUF, NULL); /* do it again, big time */
1314 #ifdef HDIO_DRIVE_CMD
1316 if (ioctl(fd, HDIO_DRIVE_CMD, NULL) && errno != EINVAL) { /* await completion */
1317 if (ENABLE_IOCTL_HEX2STR_ERROR) /* To be coherent with ioctl_or_warn */
1318 bb_perror_msg("HDIO_DRIVE_CMD");
1320 bb_perror_msg("ioctl %#x failed", HDIO_DRIVE_CMD);
1325 static void seek_to_zero(/*int fd*/ void)
1327 xlseek(fd, (off_t) 0, SEEK_SET);
1330 static void read_big_block(/*int fd,*/ char *buf)
1334 xread(fd, buf, TIMING_BUF_BYTES);
1335 /* access all sectors of buf to ensure the read fully completed */
1336 for (i = 0; i < TIMING_BUF_BYTES; i += 512)
1340 static unsigned dev_size_mb(/*int fd*/ void)
1343 unsigned long long blksize64;
1347 if (0 == ioctl(fd, BLKGETSIZE64, &u.blksize64)) { // bytes
1348 u.blksize64 /= (1024 * 1024);
1350 xioctl(fd, BLKGETSIZE, &u.blksize32); // sectors
1351 u.blksize64 = u.blksize32 / (2 * 1024);
1353 if (u.blksize64 > UINT_MAX)
1358 static void print_timing(unsigned m, unsigned elapsed_us)
1360 unsigned sec = elapsed_us / 1000000;
1361 unsigned hs = (elapsed_us % 1000000) / 10000;
1363 printf("%5u MB in %u.%02u seconds = %u kB/s\n",
1365 /* "| 1" prevents div-by-0 */
1366 (unsigned) ((unsigned long long)m * (1024 * 1000000) / (elapsed_us | 1))
1367 // ~= (m * 1024) / (elapsed_us / 1000000)
1368 // = kb / elapsed_sec
1372 static void do_time(int cache /*,int fd*/)
1373 /* cache=1: time cache: repeatedly read N MB at offset 0
1374 * cache=0: time device: linear read, starting at offset 0
1377 unsigned max_iterations, iterations;
1378 unsigned start; /* doesn't need to be long long */
1379 unsigned elapsed, elapsed2;
1381 char *buf = xmalloc(TIMING_BUF_BYTES);
1383 if (mlock(buf, TIMING_BUF_BYTES))
1384 bb_perror_msg_and_die("mlock");
1386 /* Clear out the device request queues & give them time to complete.
1387 * NB: *small* delay. User is expected to have a clue and to not run
1388 * heavy io in parallel with measurements. */
1391 if (cache) { /* Time cache */
1393 read_big_block(buf);
1394 printf("Timing buffer-cache reads: ");
1395 } else { /* Time device */
1396 printf("Timing buffered disk reads:");
1400 /* Now do the timing */
1402 /* Max time to run (small for cache, avoids getting
1403 * huge total_MB which can overlow unsigned type) */
1404 elapsed2 = 510000; /* cache */
1405 max_iterations = UINT_MAX;
1407 elapsed2 = 3000000; /* not cache */
1408 /* Don't want to read past the end! */
1409 max_iterations = dev_size_mb() / TIMING_BUF_MB;
1411 start = monotonic_us();
1415 read_big_block(buf);
1416 elapsed = (unsigned)monotonic_us() - start;
1418 } while (elapsed < elapsed2 && iterations < max_iterations);
1419 total_MB = iterations * TIMING_BUF_MB;
1420 //printf(" elapsed:%u iterations:%u ", elapsed, iterations);
1422 /* Cache: remove lseek() and monotonic_us() overheads
1424 start = monotonic_us();
1427 elapsed2 = (unsigned)monotonic_us() - start;
1428 } while (--iterations);
1429 //printf(" elapsed2:%u ", elapsed2);
1430 elapsed -= elapsed2;
1431 total_MB *= 2; // BUFCACHE_FACTOR (why?)
1432 flush_buffer_cache();
1434 print_timing(total_MB, elapsed);
1435 munlock(buf, TIMING_BUF_BYTES);
1439 #if ENABLE_FEATURE_HDPARM_HDIO_TRISTATE_HWIF
1440 static void bus_state_value(unsigned value)
1442 if (value == BUSSTATE_ON)
1444 else if (value == BUSSTATE_OFF)
1446 else if (value == BUSSTATE_TRISTATE)
1447 printf(" (tristate)\n");
1449 printf(" (unknown: %d)\n", value);
1453 #ifdef HDIO_DRIVE_CMD
1454 static void interpret_standby(uint8_t standby)
1459 } else if (standby <= 240 || standby == 252 || standby == 255) {
1460 /* standby is in 5 sec units */
1461 printf("%u minutes %u seconds", standby / 12, (standby*5) % 60);
1462 } else if (standby <= 251) {
1463 unsigned t = (standby - 240); /* t is in 30 min units */;
1464 printf("%u.%c hours", t / 2, (t & 1) ? '0' : '5');
1467 printf("vendor-specific");
1473 static const uint8_t xfermode_val[] ALIGN1 = {
1474 8, 9, 10, 11, 12, 13, 14, 15,
1475 16, 17, 18, 19, 20, 21, 22, 23,
1476 32, 33, 34, 35, 36, 37, 38, 39,
1477 64, 65, 66, 67, 68, 69, 70, 71
1479 /* NB: we save size by _not_ storing terninating NUL! */
1480 static const char xfermode_name[][5] ALIGN1 = {
1481 "pio0", "pio1", "pio2", "pio3", "pio4", "pio5", "pio6", "pio7",
1482 "sdma0","sdma1","sdma2","sdma3","sdma4","sdma5","sdma6","sdma7",
1483 "mdma0","mdma1","mdma2","mdma3","mdma4","mdma5","mdma6","mdma7",
1484 "udma0","udma1","udma2","udma3","udma4","udma5","udma6","udma7"
1487 static int translate_xfermode(const char *name)
1491 for (i = 0; i < ARRAY_SIZE(xfermode_val); i++) {
1492 if (!strncmp(name, xfermode_name[i], 5))
1493 if (strlen(name) <= 5)
1494 return xfermode_val[i];
1496 /* Negative numbers are invalid and are caught later */
1497 val = bb_strtoi(name, NULL, 10);
1503 static void interpret_xfermode(unsigned xfermode)
1507 printf("default PIO mode");
1508 else if (xfermode == 1)
1509 printf("default PIO mode, disable IORDY");
1510 else if (xfermode >= 8 && xfermode <= 15)
1511 printf("PIO flow control mode%u", xfermode - 8);
1512 else if (xfermode >= 16 && xfermode <= 23)
1513 printf("singleword DMA mode%u", xfermode - 16);
1514 else if (xfermode >= 32 && xfermode <= 39)
1515 printf("multiword DMA mode%u", xfermode - 32);
1516 else if (xfermode >= 64 && xfermode <= 71)
1517 printf("UltraDMA mode%u", xfermode - 64);
1522 #endif /* HDIO_DRIVE_CMD */
1524 static void print_flag(int flag, const char *s, unsigned long value)
1527 printf(" setting %s to %ld\n", s, value);
1530 static void process_dev(char *devname)
1533 long parm, multcount;
1534 #ifndef HDIO_DRIVE_CMD
1535 int force_operation = 0;
1537 /* Please restore args[n] to these values after each ioctl
1538 except for args[2] */
1539 unsigned char args[4] = { WIN_SETFEATURES, 0, 0, 0 };
1540 const char *fmt = " %s\t= %2ld";
1542 /*fd = xopen(devname, O_RDONLY | O_NONBLOCK);*/
1543 xmove_fd(xopen(devname, O_RDONLY | O_NONBLOCK), fd);
1544 printf("\n%s:\n", devname);
1546 if (set_readahead) {
1547 print_flag(get_readahead, "fs readahead", Xreadahead);
1548 ioctl_or_warn(fd, BLKRASET, (int *)Xreadahead);
1550 #if ENABLE_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF
1551 if (unregister_hwif) {
1552 printf(" attempting to unregister hwif#%lu\n", hwif);
1553 ioctl_or_warn(fd, HDIO_UNREGISTER_HWIF, (int *)(unsigned long)hwif);
1556 #if ENABLE_FEATURE_HDPARM_HDIO_SCAN_HWIF
1558 printf(" attempting to scan hwif (0x%lx, 0x%lx, %lu)\n", hwif_data, hwif_ctrl, hwif_irq);
1559 args[0] = hwif_data;
1560 args[1] = hwif_ctrl;
1562 ioctl_or_warn(fd, HDIO_SCAN_HWIF, args);
1563 args[0] = WIN_SETFEATURES;
1568 if (noisy_piomode) {
1569 printf(" attempting to ");
1571 printf("auto-tune PIO mode\n");
1572 else if (piomode < 100)
1573 printf("set PIO mode to %d\n", piomode);
1574 else if (piomode < 200)
1575 printf("set MDMA mode to %d\n", (piomode-100));
1577 printf("set UDMA mode to %d\n", (piomode-200));
1579 ioctl_or_warn(fd, HDIO_SET_PIO_MODE, (int *)(unsigned long)piomode);
1582 print_flag(get_io32bit, "32-bit IO_support flag", io32bit);
1583 ioctl_or_warn(fd, HDIO_SET_32BIT, (int *)io32bit);
1586 print_flag(get_mult, "multcount", mult);
1587 #ifdef HDIO_DRIVE_CMD
1588 ioctl_or_warn(fd, HDIO_SET_MULTCOUNT, (void *)mult);
1590 force_operation |= (!ioctl_or_warn(fd, HDIO_SET_MULTCOUNT, (void *)mult));
1594 print_flag_on_off(get_readonly, "readonly", readonly);
1595 ioctl_or_warn(fd, BLKROSET, &readonly);
1598 print_flag_on_off(get_unmask, "unmaskirq", unmask);
1599 ioctl_or_warn(fd, HDIO_SET_UNMASKINTR, (int *)unmask);
1601 #if ENABLE_FEATURE_HDPARM_HDIO_GETSET_DMA
1603 print_flag_on_off(get_dma, "using_dma", dma);
1604 ioctl_or_warn(fd, HDIO_SET_DMA, (int *)dma);
1606 #endif /* FEATURE_HDPARM_HDIO_GETSET_DMA */
1607 #ifdef HDIO_SET_QDMA
1609 print_flag_on_off(get_dma_q, "DMA queue_depth", dma_q);
1610 ioctl_or_warn(fd, HDIO_SET_QDMA, (int *)dma_q);
1614 print_flag_on_off(get_nowerr, "nowerr", nowerr);
1615 ioctl_or_warn(fd, HDIO_SET_NOWERR, (int *)nowerr);
1618 print_flag_on_off(get_keep, "keep_settings", keep);
1619 ioctl_or_warn(fd, HDIO_SET_KEEPSETTINGS, (int *)keep);
1621 #ifdef HDIO_DRIVE_CMD
1623 args[0] = doorlock ? WIN_DOORLOCK : WIN_DOORUNLOCK;
1625 print_flag_on_off(get_doorlock, "drive doorlock", doorlock);
1626 ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args);
1627 args[0] = WIN_SETFEATURES;
1630 /* lock/unlock the drive's "feature" settings */
1631 print_flag_on_off(get_dkeep, "drive keep features", dkeep);
1632 args[2] = dkeep ? 0x66 : 0xcc;
1633 ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args);
1636 args[2] = defects ? 0x04 : 0x84;
1637 print_flag(get_defects, "drive defect-mgmt", defects);
1638 ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args);
1643 print_flag(get_prefetch, "drive prefetch", prefetch);
1644 ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args);
1648 args[1] = xfermode_requested;
1651 print_flag(1, "xfermode", xfermode_requested);
1652 interpret_xfermode(xfermode_requested);
1654 ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args);
1657 if (set_lookahead) {
1658 args[2] = lookahead ? 0xaa : 0x55;
1659 print_flag_on_off(get_lookahead, "drive read-lookahead", lookahead);
1660 ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args);
1663 args[2] = (apmmode == 255) ? 0x85 /* disable */ : 0x05 /* set */; /* feature register */
1664 args[1] = apmmode; /* sector count register 1-255 */
1666 printf(" setting APM level to %s 0x%02lX (%ld)\n", (apmmode == 255) ? "disabled" : "", apmmode, apmmode);
1667 ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args);
1671 #ifdef DO_FLUSHCACHE
1672 #ifndef WIN_FLUSHCACHE
1673 #define WIN_FLUSHCACHE 0xe7
1675 #endif /* DO_FLUSHCACHE */
1676 args[2] = wcache ? 0x02 : 0x82;
1677 print_flag_on_off(get_wcache, "drive write-caching", wcache);
1678 #ifdef DO_FLUSHCACHE
1680 ioctl_or_warn(fd, HDIO_DRIVE_CMD, &flushcache);
1681 #endif /* DO_FLUSHCACHE */
1682 ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args);
1683 #ifdef DO_FLUSHCACHE
1685 ioctl_or_warn(fd, HDIO_DRIVE_CMD, &flushcache);
1686 #endif /* DO_FLUSHCACHE */
1689 /* In code below, we do not preserve args[0], but the rest
1690 is preserved, including args[2] */
1693 if (set_standbynow) {
1694 #ifndef WIN_STANDBYNOW1
1695 #define WIN_STANDBYNOW1 0xE0
1697 #ifndef WIN_STANDBYNOW2
1698 #define WIN_STANDBYNOW2 0x94
1700 if (get_standbynow) printf(" issuing standby command\n");
1701 args[0] = WIN_STANDBYNOW1;
1702 ioctl_alt_or_warn(HDIO_DRIVE_CMD, args, WIN_STANDBYNOW2);
1705 #ifndef WIN_SLEEPNOW1
1706 #define WIN_SLEEPNOW1 0xE6
1708 #ifndef WIN_SLEEPNOW2
1709 #define WIN_SLEEPNOW2 0x99
1711 if (get_sleepnow) printf(" issuing sleep command\n");
1712 args[0] = WIN_SLEEPNOW1;
1713 ioctl_alt_or_warn(HDIO_DRIVE_CMD, args, WIN_SLEEPNOW2);
1717 if (get_seagate) printf(" disabling Seagate auto powersaving mode\n");
1718 ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args);
1721 args[0] = WIN_SETIDLE1;
1722 args[1] = standby_requested;
1724 print_flag(1, "standby", standby_requested);
1725 interpret_standby(standby_requested);
1727 ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args);
1730 #else /* HDIO_DRIVE_CMD */
1731 if (force_operation) {
1733 flush_buffer_cache();
1734 if (-1 == read(fd, buf, sizeof(buf)))
1735 bb_perror_msg("read(%d bytes) failed (rc=-1)", sizeof(buf));
1737 #endif /* HDIO_DRIVE_CMD */
1739 if (get_mult || get_identity) {
1741 if (ioctl(fd, HDIO_GET_MULTCOUNT, &multcount)) {
1742 if (get_mult && ENABLE_IOCTL_HEX2STR_ERROR) /* To be coherent with ioctl_or_warn. */
1743 bb_perror_msg("HDIO_GET_MULTCOUNT");
1745 bb_perror_msg("ioctl %#x failed", HDIO_GET_MULTCOUNT);
1746 } else if (get_mult) {
1747 printf(fmt, "multcount", multcount);
1748 on_off(multcount != 0);
1752 if (!ioctl_or_warn(fd, HDIO_GET_32BIT, &parm)) {
1753 printf(" IO_support\t=%3ld (", parm);
1755 printf("default 16-bit)\n");
1757 printf("16-bit)\n");
1759 printf("32-bit)\n");
1761 printf("32-bit w/sync)\n");
1763 printf("Request-Queue-Bypass)\n");
1765 printf("\?\?\?)\n");
1769 if(!ioctl_or_warn(fd, HDIO_GET_UNMASKINTR, &parm))
1770 print_value_on_off("unmaskirq", parm);
1774 #if ENABLE_FEATURE_HDPARM_HDIO_GETSET_DMA
1776 if (!ioctl_or_warn(fd, HDIO_GET_DMA, &parm)) {
1777 printf(fmt, "using_dma", parm);
1779 printf(" (DMA-Assisted-PIO)\n");
1785 #ifdef HDIO_GET_QDMA
1787 if(!ioctl_or_warn(fd, HDIO_GET_QDMA, &parm))
1788 print_value_on_off("queue_depth", parm);
1792 if(!ioctl_or_warn(fd, HDIO_GET_KEEPSETTINGS, &parm))
1793 print_value_on_off("keepsettings", parm);
1797 if(!ioctl_or_warn(fd, HDIO_GET_NOWERR, &parm))
1798 print_value_on_off("nowerr", parm);
1801 if(!ioctl_or_warn(fd, BLKROGET, &parm))
1802 print_value_on_off("readonly", parm);
1804 if (get_readahead) {
1805 if(!ioctl_or_warn(fd, BLKRAGET, &parm))
1806 print_value_on_off("readahead", parm);
1809 if (!ioctl_or_warn(fd, BLKGETSIZE, &parm)) {
1810 struct hd_geometry g;
1812 if (!ioctl_or_warn(fd, HDIO_GETGEO, &g))
1813 printf(" geometry\t= %u/%u/%u, sectors = %ld, start = %ld\n",
1814 g.cylinders, g.heads, g.sectors, parm, g.start);
1817 #ifdef HDIO_DRIVE_CMD
1818 if (get_powermode) {
1819 #ifndef WIN_CHECKPOWERMODE1
1820 #define WIN_CHECKPOWERMODE1 0xE5
1822 #ifndef WIN_CHECKPOWERMODE2
1823 #define WIN_CHECKPOWERMODE2 0x98
1827 args[0] = WIN_CHECKPOWERMODE1;
1828 if (ioctl_alt_or_warn(HDIO_DRIVE_CMD, args, WIN_CHECKPOWERMODE2)) {
1829 if (errno != EIO || args[0] != 0 || args[1] != 0)
1834 state = (args[2] == 255) ? "active/idle" : "standby";
1835 args[1] = args[2] = 0;
1837 printf(" drive state is: %s\n", state);
1840 #if ENABLE_FEATURE_HDPARM_HDIO_DRIVE_RESET
1841 if (perform_reset) {
1842 ioctl_or_warn(fd, HDIO_DRIVE_RESET, NULL);
1844 #endif /* FEATURE_HDPARM_HDIO_DRIVE_RESET */
1845 #if ENABLE_FEATURE_HDPARM_HDIO_TRISTATE_HWIF
1846 if (perform_tristate) {
1849 ioctl_or_warn(fd, HDIO_TRISTATE_HWIF, &args);
1851 #endif /* FEATURE_HDPARM_HDIO_TRISTATE_HWIF */
1852 #if ENABLE_FEATURE_HDPARM_GET_IDENTITY
1854 struct hd_driveid id;
1856 if (!ioctl(fd, HDIO_GET_IDENTITY, &id)) {
1857 if (multcount != -1) {
1858 id.multsect = multcount;
1859 id.multsect_valid |= 1;
1861 id.multsect_valid &= ~1;
1863 } else if (errno == -ENOMSG)
1864 printf(" no identification info available\n");
1865 else if (ENABLE_IOCTL_HEX2STR_ERROR) /* To be coherent with ioctl_or_warn */
1866 bb_perror_msg("HDIO_GET_IDENTITY");
1868 bb_perror_msg("ioctl %#x failed", HDIO_GET_IDENTITY);
1872 unsigned char args1[4+512]; /* = { ... } will eat 0.5k of rodata! */
1874 memset(args1, 0, sizeof(args1));
1875 args1[0] = WIN_IDENTIFY;
1877 if (!ioctl_alt_or_warn(HDIO_DRIVE_CMD, args1, WIN_PIDENTIFY))
1878 identify((void *)(args1 + 4));
1881 #if ENABLE_FEATURE_HDPARM_HDIO_TRISTATE_HWIF
1884 print_flag(1, "bus state", busstate);
1885 bus_state_value(busstate);
1887 ioctl_or_warn(fd, HDIO_SET_BUSSTATE, (int *)(unsigned long)busstate);
1890 if (!ioctl_or_warn(fd, HDIO_GET_BUSSTATE, &parm)) {
1891 printf(fmt, "bus state", parm);
1892 bus_state_value(parm);
1897 ioctl_or_warn(fd, BLKRRPART, NULL);
1900 do_time(1 /*,fd*/); /* time cache */
1902 do_time(0 /*,fd*/); /* time device */
1904 flush_buffer_cache();
1908 #if ENABLE_FEATURE_HDPARM_GET_IDENTITY
1909 static int fromhex(unsigned char c)
1913 if (c >= 'a' && c <= 'f')
1914 return (c - ('a' - 10));
1915 bb_error_msg_and_die("bad char: '%c' 0x%02x", c, c);
1918 static void identify_from_stdin(void) ATTRIBUTE_NORETURN;
1919 static void identify_from_stdin(void)
1922 unsigned char buf[1280];
1923 unsigned char *b = (unsigned char *)buf;
1926 xread(0, buf, 1280);
1928 // Convert the newline-separated hex data into an identify block.
1930 for (i = 0; i < 256; i++) {
1932 for (j = 0; j < 4; j++)
1933 sbuf[i] = (sbuf[i] << 4) + fromhex(*(b++));
1941 void identify_from_stdin(void);
1944 /* busybox specific stuff */
1945 static void parse_opts(smallint *get, smallint *set, unsigned long *value, int min, int max)
1952 *value = xatol_range(optarg, min, max);
1956 static void parse_xfermode(int flag, smallint *get, smallint *set, int *value)
1961 *value = translate_xfermode(optarg);
1962 *set = (*value > -1);
1967 /*------- getopt short options --------*/
1968 static const char hdparm_options[] ALIGN1 =
1969 "gfu::n::p:r::m::c::k::a::B:tT"
1970 USE_FEATURE_HDPARM_GET_IDENTITY("iI")
1971 USE_FEATURE_HDPARM_HDIO_GETSET_DMA("d::")
1972 #ifdef HDIO_DRIVE_CMD
1973 "S:D:P:X:K:A:L:W:CyYzZ"
1975 USE_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF("U:")
1976 #ifdef HDIO_GET_QDMA
1977 #ifdef HDIO_SET_QDMA
1983 USE_FEATURE_HDPARM_HDIO_DRIVE_RESET("w")
1984 USE_FEATURE_HDPARM_HDIO_TRISTATE_HWIF("x::b:")
1985 USE_FEATURE_HDPARM_HDIO_SCAN_HWIF("R:");
1986 /*-------------------------------------*/
1988 /* our main() routine: */
1989 int hdparm_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
1990 int hdparm_main(int argc, char **argv)
1995 while ((c = getopt(argc, argv, hdparm_options)) >= 0) {
1997 USE_FEATURE_HDPARM_GET_IDENTITY(get_IDentity |= (c == 'I'));
1998 USE_FEATURE_HDPARM_GET_IDENTITY(get_identity |= (c == 'i'));
1999 get_geom |= (c == 'g');
2000 do_flush |= (c == 'f');
2001 if (c == 'u') parse_opts(&get_unmask, &set_unmask, &unmask, 0, 1);
2002 USE_FEATURE_HDPARM_HDIO_GETSET_DMA(if (c == 'd') parse_opts(&get_dma, &set_dma, &dma, 0, 9));
2003 if (c == 'n') parse_opts(&get_nowerr, &set_nowerr, &nowerr, 0, 1);
2004 parse_xfermode((c == 'p'), &noisy_piomode, &set_piomode, &piomode);
2005 if (c == 'r') parse_opts(&get_readonly, &set_readonly, &readonly, 0, 1);
2006 if (c == 'm') parse_opts(&get_mult, &set_mult, &mult, 0, INT_MAX /*32*/);
2007 if (c == 'c') parse_opts(&get_io32bit, &set_io32bit, &io32bit, 0, INT_MAX /*8*/);
2008 if (c == 'k') parse_opts(&get_keep, &set_keep, &keep, 0, 1);
2009 if (c == 'a') parse_opts(&get_readahead, &set_readahead, &Xreadahead, 0, INT_MAX);
2010 if (c == 'B') parse_opts(&get_apmmode, &set_apmmode, &apmmode, 1, 255);
2011 do_flush |= do_timings |= (c == 't');
2012 do_flush |= do_ctimings |= (c == 'T');
2013 #ifdef HDIO_DRIVE_CMD
2014 if (c == 'S') parse_opts(&get_standby, &set_standby, &standby_requested, 0, 255);
2015 if (c == 'D') parse_opts(&get_defects, &set_defects, &defects, 0, INT_MAX);
2016 if (c == 'P') parse_opts(&get_prefetch, &set_prefetch, &prefetch, 0, INT_MAX);
2017 parse_xfermode((c == 'X'), &get_xfermode, &set_xfermode, &xfermode_requested);
2018 if (c == 'K') parse_opts(&get_dkeep, &set_dkeep, &prefetch, 0, 1);
2019 if (c == 'A') parse_opts(&get_lookahead, &set_lookahead, &lookahead, 0, 1);
2020 if (c == 'L') parse_opts(&get_doorlock, &set_doorlock, &doorlock, 0, 1);
2021 if (c == 'W') parse_opts(&get_wcache, &set_wcache, &wcache, 0, 1);
2022 get_powermode |= (c == 'C');
2023 get_standbynow = set_standbynow |= (c == 'y');
2024 get_sleepnow = set_sleepnow |= (c == 'Y');
2025 reread_partn |= (c == 'z');
2026 get_seagate = set_seagate |= (c == 'Z');
2028 USE_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF(if (c == 'U') parse_opts(NULL, &unregister_hwif, &hwif, 0, INT_MAX));
2029 #ifdef HDIO_GET_QDMA
2031 #ifdef HDIO_SET_QDMA
2032 parse_opts(&get_dma_q, &set_dma_q, &dma_q, 0, INT_MAX);
2034 parse_opts(&get_dma_q, NULL, NULL, 0, 0);
2038 USE_FEATURE_HDPARM_HDIO_DRIVE_RESET(perform_reset = (c == 'r'));
2039 USE_FEATURE_HDPARM_HDIO_TRISTATE_HWIF(if (c == 'x') parse_opts(NULL, &perform_tristate, &tristate, 0, 1));
2040 USE_FEATURE_HDPARM_HDIO_TRISTATE_HWIF(if (c == 'b') parse_opts(&get_busstate, &set_busstate, &busstate, 0, 2));
2041 #if ENABLE_FEATURE_HDPARM_HDIO_SCAN_HWIF
2043 parse_opts(NULL, &scan_hwif, &hwif_data, 0, INT_MAX);
2044 hwif_ctrl = xatoi_u((argv[optind]) ? argv[optind] : "");
2045 hwif_irq = xatoi_u((argv[optind+1]) ? argv[optind+1] : "");
2046 /* Move past the 2 additional arguments */
2052 /* When no flags are given (flagcount = 0), -acdgkmnru is assumed. */
2054 get_mult = get_io32bit = get_unmask = get_keep = get_readonly = get_readahead = get_geom = 1;
2055 USE_FEATURE_HDPARM_HDIO_GETSET_DMA(get_dma = 1);
2060 if (ENABLE_FEATURE_HDPARM_GET_IDENTITY && !isatty(STDIN_FILENO))
2061 identify_from_stdin(); /* EXIT */
2066 process_dev(*argv++);
2069 return EXIT_SUCCESS;