Contents of /tags/mkinitrd-6_3_4/busybox/miscutils/hdparm.c
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Thu Dec 16 01:27:43 2010 UTC (13 years, 9 months ago) by niro
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Thu Dec 16 01:27:43 2010 UTC (13 years, 9 months ago) by niro
File MIME type: text/plain
File size: 70670 byte(s)
tagged 'mkinitrd-6_3_4'
1 | /* vi: set sw=4 ts=4: */ |
2 | /* |
3 | * hdparm implementation for busybox |
4 | * |
5 | * Copyright (C) [2003] by [Matteo Croce] <3297627799@wind.it> |
6 | * Hacked by Tito <farmatito@tiscali.it> for size optimization. |
7 | * |
8 | * Licensed under the GPL v2 or later, see the file LICENSE in this tarball. |
9 | * |
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 |
13 | */ |
14 | #include "libbb.h" |
15 | /* must be _after_ libbb.h: */ |
16 | #include <linux/hdreg.h> |
17 | #include <sys/mount.h> |
18 | #if !defined(BLKGETSIZE64) |
19 | # define BLKGETSIZE64 _IOR(0x12,114,size_t) |
20 | #endif |
21 | |
22 | /* device types */ |
23 | /* ------------ */ |
24 | #define NO_DEV 0xffff |
25 | #define ATA_DEV 0x0000 |
26 | #define ATAPI_DEV 0x0001 |
27 | |
28 | /* word definitions */ |
29 | /* ---------------- */ |
30 | #define GEN_CONFIG 0 /* general configuration */ |
31 | #define LCYLS 1 /* number of logical cylinders */ |
32 | #define CONFIG 2 /* specific configuration */ |
33 | #define LHEADS 3 /* number of logical heads */ |
34 | #define TRACK_BYTES 4 /* number of bytes/track (ATA-1) */ |
35 | #define SECT_BYTES 5 /* number of bytes/sector (ATA-1) */ |
36 | #define LSECTS 6 /* number of logical sectors/track */ |
37 | #define START_SERIAL 10 /* ASCII serial number */ |
38 | #define LENGTH_SERIAL 10 /* 10 words (20 bytes or characters) */ |
39 | #define BUF_TYPE 20 /* buffer type (ATA-1) */ |
40 | #define BUFFER__SIZE 21 /* buffer size (ATA-1) */ |
41 | #define RW_LONG 22 /* extra bytes in R/W LONG cmd ( < ATA-4)*/ |
42 | #define START_FW_REV 23 /* ASCII firmware revision */ |
43 | #define LENGTH_FW_REV 4 /* 4 words (8 bytes or characters) */ |
44 | #define START_MODEL 27 /* ASCII model number */ |
45 | #define LENGTH_MODEL 20 /* 20 words (40 bytes or characters) */ |
46 | #define SECTOR_XFER_MAX 47 /* r/w multiple: max sectors xfered */ |
47 | #define DWORD_IO 48 /* can do double-word IO (ATA-1 only) */ |
48 | #define CAPAB_0 49 /* capabilities */ |
49 | #define CAPAB_1 50 |
50 | #define PIO_MODE 51 /* max PIO mode supported (obsolete)*/ |
51 | #define DMA_MODE 52 /* max Singleword DMA mode supported (obs)*/ |
52 | #define WHATS_VALID 53 /* what fields are valid */ |
53 | #define LCYLS_CUR 54 /* current logical cylinders */ |
54 | #define LHEADS_CUR 55 /* current logical heads */ |
55 | #define LSECTS_CUR 56 /* current logical sectors/track */ |
56 | #define CAPACITY_LSB 57 /* current capacity in sectors */ |
57 | #define CAPACITY_MSB 58 |
58 | #define SECTOR_XFER_CUR 59 /* r/w multiple: current sectors xfered */ |
59 | #define LBA_SECTS_LSB 60 /* LBA: total number of user */ |
60 | #define LBA_SECTS_MSB 61 /* addressable sectors */ |
61 | #define SINGLE_DMA 62 /* singleword DMA modes */ |
62 | #define MULTI_DMA 63 /* multiword DMA modes */ |
63 | #define ADV_PIO_MODES 64 /* advanced PIO modes supported */ |
64 | /* multiword DMA xfer cycle time: */ |
65 | #define DMA_TIME_MIN 65 /* - minimum */ |
66 | #define DMA_TIME_NORM 66 /* - manufacturer's recommended */ |
67 | /* minimum PIO xfer cycle time: */ |
68 | #define PIO_NO_FLOW 67 /* - without flow control */ |
69 | #define PIO_FLOW 68 /* - with IORDY flow control */ |
70 | #define PKT_REL 71 /* typical #ns from PKT cmd to bus rel */ |
71 | #define SVC_NBSY 72 /* typical #ns from SERVICE cmd to !BSY */ |
72 | #define CDR_MAJOR 73 /* CD ROM: major version number */ |
73 | #define CDR_MINOR 74 /* CD ROM: minor version number */ |
74 | #define QUEUE_DEPTH 75 /* queue depth */ |
75 | #define MAJOR 80 /* major version number */ |
76 | #define MINOR 81 /* minor version number */ |
77 | #define CMDS_SUPP_0 82 /* command/feature set(s) supported */ |
78 | #define CMDS_SUPP_1 83 |
79 | #define CMDS_SUPP_2 84 |
80 | #define CMDS_EN_0 85 /* command/feature set(s) enabled */ |
81 | #define CMDS_EN_1 86 |
82 | #define CMDS_EN_2 87 |
83 | #define ULTRA_DMA 88 /* ultra DMA modes */ |
84 | /* time to complete security erase */ |
85 | #define ERASE_TIME 89 /* - ordinary */ |
86 | #define ENH_ERASE_TIME 90 /* - enhanced */ |
87 | #define ADV_PWR 91 /* current advanced power management level |
88 | in low byte, 0x40 in high byte. */ |
89 | #define PSWD_CODE 92 /* master password revision code */ |
90 | #define HWRST_RSLT 93 /* hardware reset result */ |
91 | #define ACOUSTIC 94 /* acoustic mgmt values ( >= ATA-6) */ |
92 | #define LBA_LSB 100 /* LBA: maximum. Currently only 48 */ |
93 | #define LBA_MID 101 /* bits are used, but addr 103 */ |
94 | #define LBA_48_MSB 102 /* has been reserved for LBA in */ |
95 | #define LBA_64_MSB 103 /* the future. */ |
96 | #define RM_STAT 127 /* removable media status notification feature set support */ |
97 | #define SECU_STATUS 128 /* security status */ |
98 | #define CFA_PWR_MODE 160 /* CFA power mode 1 */ |
99 | #define START_MEDIA 176 /* media serial number */ |
100 | #define LENGTH_MEDIA 20 /* 20 words (40 bytes or characters)*/ |
101 | #define START_MANUF 196 /* media manufacturer I.D. */ |
102 | #define LENGTH_MANUF 10 /* 10 words (20 bytes or characters) */ |
103 | #define INTEGRITY 255 /* integrity word */ |
104 | |
105 | /* bit definitions within the words */ |
106 | /* -------------------------------- */ |
107 | |
108 | /* many words are considered valid if bit 15 is 0 and bit 14 is 1 */ |
109 | #define VALID 0xc000 |
110 | #define VALID_VAL 0x4000 |
111 | /* many words are considered invalid if they are either all-0 or all-1 */ |
112 | #define NOVAL_0 0x0000 |
113 | #define NOVAL_1 0xffff |
114 | |
115 | /* word 0: gen_config */ |
116 | #define NOT_ATA 0x8000 |
117 | #define NOT_ATAPI 0x4000 /* (check only if bit 15 == 1) */ |
118 | #define MEDIA_REMOVABLE 0x0080 |
119 | #define DRIVE_NOT_REMOVABLE 0x0040 /* bit obsoleted in ATA 6 */ |
120 | #define INCOMPLETE 0x0004 |
121 | #define CFA_SUPPORT_VAL 0x848a /* 848a=CFA feature set support */ |
122 | #define DRQ_RESPONSE_TIME 0x0060 |
123 | #define DRQ_3MS_VAL 0x0000 |
124 | #define DRQ_INTR_VAL 0x0020 |
125 | #define DRQ_50US_VAL 0x0040 |
126 | #define PKT_SIZE_SUPPORTED 0x0003 |
127 | #define PKT_SIZE_12_VAL 0x0000 |
128 | #define PKT_SIZE_16_VAL 0x0001 |
129 | #define EQPT_TYPE 0x1f00 |
130 | #define SHIFT_EQPT 8 |
131 | |
132 | #define CDROM 0x0005 |
133 | |
134 | /* word 1: number of logical cylinders */ |
135 | #define LCYLS_MAX 0x3fff /* maximum allowable value */ |
136 | |
137 | /* word 2: specific configuration |
138 | * (a) require SET FEATURES to spin-up |
139 | * (b) require spin-up to fully reply to IDENTIFY DEVICE |
140 | */ |
141 | #define STBY_NID_VAL 0x37c8 /* (a) and (b) */ |
142 | #define STBY_ID_VAL 0x738c /* (a) and not (b) */ |
143 | #define PWRD_NID_VAL 0x8c73 /* not (a) and (b) */ |
144 | #define PWRD_ID_VAL 0xc837 /* not (a) and not (b) */ |
145 | |
146 | /* words 47 & 59: sector_xfer_max & sector_xfer_cur */ |
147 | #define SECTOR_XFER 0x00ff /* sectors xfered on r/w multiple cmds*/ |
148 | #define MULTIPLE_SETTING_VALID 0x0100 /* 1=multiple sector setting is valid */ |
149 | |
150 | /* word 49: capabilities 0 */ |
151 | #define STD_STBY 0x2000 /* 1=standard values supported (ATA); 0=vendor specific values */ |
152 | #define IORDY_SUP 0x0800 /* 1=support; 0=may be supported */ |
153 | #define IORDY_OFF 0x0400 /* 1=may be disabled */ |
154 | #define LBA_SUP 0x0200 /* 1=Logical Block Address support */ |
155 | #define DMA_SUP 0x0100 /* 1=Direct Memory Access support */ |
156 | #define DMA_IL_SUP 0x8000 /* 1=interleaved DMA support (ATAPI) */ |
157 | #define CMD_Q_SUP 0x4000 /* 1=command queuing support (ATAPI) */ |
158 | #define OVLP_SUP 0x2000 /* 1=overlap operation support (ATAPI) */ |
159 | #define SWRST_REQ 0x1000 /* 1=ATA SW reset required (ATAPI, obsolete */ |
160 | |
161 | /* word 50: capabilities 1 */ |
162 | #define MIN_STANDBY_TIMER 0x0001 /* 1=device specific standby timer value minimum */ |
163 | |
164 | /* words 51 & 52: PIO & DMA cycle times */ |
165 | #define MODE 0xff00 /* the mode is in the MSBs */ |
166 | |
167 | /* word 53: whats_valid */ |
168 | #define OK_W88 0x0004 /* the ultra_dma info is valid */ |
169 | #define OK_W64_70 0x0002 /* see above for word descriptions */ |
170 | #define OK_W54_58 0x0001 /* current cyl, head, sector, cap. info valid */ |
171 | |
172 | /*word 63,88: dma_mode, ultra_dma_mode*/ |
173 | #define MODE_MAX 7 /* bit definitions force udma <=7 (when |
174 | * udma >=8 comes out it'll have to be |
175 | * defined in a new dma_mode word!) */ |
176 | |
177 | /* word 64: PIO transfer modes */ |
178 | #define PIO_SUP 0x00ff /* only bits 0 & 1 are used so far, */ |
179 | #define PIO_MODE_MAX 8 /* but all 8 bits are defined */ |
180 | |
181 | /* word 75: queue_depth */ |
182 | #define DEPTH_BITS 0x001f /* bits used for queue depth */ |
183 | |
184 | /* words 80-81: version numbers */ |
185 | /* NOVAL_0 or NOVAL_1 means device does not report version */ |
186 | |
187 | /* word 81: minor version number */ |
188 | #define MINOR_MAX 0x22 |
189 | /* words 82-84: cmds/feats supported */ |
190 | #define CMDS_W82 0x77ff /* word 82: defined command locations*/ |
191 | #define CMDS_W83 0x3fff /* word 83: defined command locations*/ |
192 | #define CMDS_W84 0x002f /* word 83: defined command locations*/ |
193 | #define SUPPORT_48_BIT 0x0400 |
194 | #define NUM_CMD_FEAT_STR 48 |
195 | |
196 | /* words 85-87: cmds/feats enabled */ |
197 | /* use cmd_feat_str[] to display what commands and features have |
198 | * been enabled with words 85-87 |
199 | */ |
200 | |
201 | /* words 89, 90, SECU ERASE TIME */ |
202 | #define ERASE_BITS 0x00ff |
203 | |
204 | /* word 92: master password revision */ |
205 | /* NOVAL_0 or NOVAL_1 means no support for master password revision */ |
206 | |
207 | /* word 93: hw reset result */ |
208 | #define CBLID 0x2000 /* CBLID status */ |
209 | #define RST0 0x0001 /* 1=reset to device #0 */ |
210 | #define DEV_DET 0x0006 /* how device num determined */ |
211 | #define JUMPER_VAL 0x0002 /* device num determined by jumper */ |
212 | #define CSEL_VAL 0x0004 /* device num determined by CSEL_VAL */ |
213 | |
214 | /* word 127: removable media status notification feature set support */ |
215 | #define RM_STAT_BITS 0x0003 |
216 | #define RM_STAT_SUP 0x0001 |
217 | |
218 | /* word 128: security */ |
219 | #define SECU_ENABLED 0x0002 |
220 | #define SECU_LEVEL 0x0010 |
221 | #define NUM_SECU_STR 6 |
222 | |
223 | /* word 160: CFA power mode */ |
224 | #define VALID_W160 0x8000 /* 1=word valid */ |
225 | #define PWR_MODE_REQ 0x2000 /* 1=CFA power mode req'd by some cmds*/ |
226 | #define PWR_MODE_OFF 0x1000 /* 1=CFA power moded disabled */ |
227 | #define MAX_AMPS 0x0fff /* value = max current in ma */ |
228 | |
229 | /* word 255: integrity */ |
230 | #define SIG 0x00ff /* signature location */ |
231 | #define SIG_VAL 0x00a5 /* signature value */ |
232 | |
233 | #define TIMING_BUF_MB 1 |
234 | #define TIMING_BUF_BYTES (TIMING_BUF_MB * 1024 * 1024) |
235 | |
236 | #undef DO_FLUSHCACHE /* under construction: force cache flush on -W0 */ |
237 | |
238 | |
239 | #define IS_GET 1 |
240 | #define IS_SET 2 |
241 | |
242 | |
243 | enum { fd = 3 }; |
244 | |
245 | |
246 | struct globals { |
247 | smallint get_identity, get_geom; |
248 | smallint do_flush; |
249 | smallint do_ctimings, do_timings; |
250 | smallint reread_partn; |
251 | smallint set_piomode, noisy_piomode; |
252 | smallint getset_readahead; |
253 | smallint getset_readonly; |
254 | smallint getset_unmask; |
255 | smallint getset_mult; |
256 | #ifdef HDIO_GET_QDMA |
257 | smallint getset_dma_q; |
258 | #endif |
259 | smallint getset_nowerr; |
260 | smallint getset_keep; |
261 | smallint getset_io32bit; |
262 | int piomode; |
263 | unsigned long Xreadahead; |
264 | unsigned long readonly; |
265 | unsigned long unmask; |
266 | unsigned long mult; |
267 | #ifdef HDIO_SET_QDMA |
268 | unsigned long dma_q; |
269 | #endif |
270 | unsigned long nowerr; |
271 | unsigned long keep; |
272 | unsigned long io32bit; |
273 | #if ENABLE_FEATURE_HDPARM_HDIO_GETSET_DMA |
274 | unsigned long dma; |
275 | smallint getset_dma; |
276 | #endif |
277 | #ifdef HDIO_DRIVE_CMD |
278 | smallint set_xfermode, get_xfermode; |
279 | smallint getset_dkeep; |
280 | smallint getset_standby; |
281 | smallint getset_lookahead; |
282 | smallint getset_prefetch; |
283 | smallint getset_defects; |
284 | smallint getset_wcache; |
285 | smallint getset_doorlock; |
286 | smallint set_seagate; |
287 | smallint set_standbynow; |
288 | smallint set_sleepnow; |
289 | smallint get_powermode; |
290 | smallint getset_apmmode; |
291 | int xfermode_requested; |
292 | unsigned long dkeep; |
293 | unsigned long standby_requested; /* 0..255 */ |
294 | unsigned long lookahead; |
295 | unsigned long prefetch; |
296 | unsigned long defects; |
297 | unsigned long wcache; |
298 | unsigned long doorlock; |
299 | unsigned long apmmode; |
300 | #endif |
301 | IF_FEATURE_HDPARM_GET_IDENTITY( smallint get_IDentity;) |
302 | IF_FEATURE_HDPARM_HDIO_TRISTATE_HWIF( smallint getset_busstate;) |
303 | IF_FEATURE_HDPARM_HDIO_DRIVE_RESET( smallint perform_reset;) |
304 | IF_FEATURE_HDPARM_HDIO_TRISTATE_HWIF( smallint perform_tristate;) |
305 | IF_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF(smallint unregister_hwif;) |
306 | IF_FEATURE_HDPARM_HDIO_SCAN_HWIF( smallint scan_hwif;) |
307 | IF_FEATURE_HDPARM_HDIO_TRISTATE_HWIF( unsigned long busstate;) |
308 | IF_FEATURE_HDPARM_HDIO_TRISTATE_HWIF( unsigned long tristate;) |
309 | IF_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF(unsigned long hwif;) |
310 | #if ENABLE_FEATURE_HDPARM_HDIO_SCAN_HWIF |
311 | unsigned long hwif_data; |
312 | unsigned long hwif_ctrl; |
313 | unsigned long hwif_irq; |
314 | #endif |
315 | #ifdef DO_FLUSHCACHE |
316 | unsigned char flushcache[4] = { WIN_FLUSHCACHE, 0, 0, 0 }; |
317 | #endif |
318 | } FIX_ALIASING; |
319 | #define G (*(struct globals*)&bb_common_bufsiz1) |
320 | struct BUG_G_too_big { |
321 | char BUG_G_too_big[sizeof(G) <= COMMON_BUFSIZE ? 1 : -1]; |
322 | }; |
323 | #define get_identity (G.get_identity ) |
324 | #define get_geom (G.get_geom ) |
325 | #define do_flush (G.do_flush ) |
326 | #define do_ctimings (G.do_ctimings ) |
327 | #define do_timings (G.do_timings ) |
328 | #define reread_partn (G.reread_partn ) |
329 | #define set_piomode (G.set_piomode ) |
330 | #define noisy_piomode (G.noisy_piomode ) |
331 | #define getset_readahead (G.getset_readahead ) |
332 | #define getset_readonly (G.getset_readonly ) |
333 | #define getset_unmask (G.getset_unmask ) |
334 | #define getset_mult (G.getset_mult ) |
335 | #define getset_dma_q (G.getset_dma_q ) |
336 | #define getset_nowerr (G.getset_nowerr ) |
337 | #define getset_keep (G.getset_keep ) |
338 | #define getset_io32bit (G.getset_io32bit ) |
339 | #define piomode (G.piomode ) |
340 | #define Xreadahead (G.Xreadahead ) |
341 | #define readonly (G.readonly ) |
342 | #define unmask (G.unmask ) |
343 | #define mult (G.mult ) |
344 | #define dma_q (G.dma_q ) |
345 | #define nowerr (G.nowerr ) |
346 | #define keep (G.keep ) |
347 | #define io32bit (G.io32bit ) |
348 | #define dma (G.dma ) |
349 | #define getset_dma (G.getset_dma ) |
350 | #define set_xfermode (G.set_xfermode ) |
351 | #define get_xfermode (G.get_xfermode ) |
352 | #define getset_dkeep (G.getset_dkeep ) |
353 | #define getset_standby (G.getset_standby ) |
354 | #define getset_lookahead (G.getset_lookahead ) |
355 | #define getset_prefetch (G.getset_prefetch ) |
356 | #define getset_defects (G.getset_defects ) |
357 | #define getset_wcache (G.getset_wcache ) |
358 | #define getset_doorlock (G.getset_doorlock ) |
359 | #define set_seagate (G.set_seagate ) |
360 | #define set_standbynow (G.set_standbynow ) |
361 | #define set_sleepnow (G.set_sleepnow ) |
362 | #define get_powermode (G.get_powermode ) |
363 | #define getset_apmmode (G.getset_apmmode ) |
364 | #define xfermode_requested (G.xfermode_requested ) |
365 | #define dkeep (G.dkeep ) |
366 | #define standby_requested (G.standby_requested ) |
367 | #define lookahead (G.lookahead ) |
368 | #define prefetch (G.prefetch ) |
369 | #define defects (G.defects ) |
370 | #define wcache (G.wcache ) |
371 | #define doorlock (G.doorlock ) |
372 | #define apmmode (G.apmmode ) |
373 | #define get_IDentity (G.get_IDentity ) |
374 | #define getset_busstate (G.getset_busstate ) |
375 | #define perform_reset (G.perform_reset ) |
376 | #define perform_tristate (G.perform_tristate ) |
377 | #define unregister_hwif (G.unregister_hwif ) |
378 | #define scan_hwif (G.scan_hwif ) |
379 | #define busstate (G.busstate ) |
380 | #define tristate (G.tristate ) |
381 | #define hwif (G.hwif ) |
382 | #define hwif_data (G.hwif_data ) |
383 | #define hwif_ctrl (G.hwif_ctrl ) |
384 | #define hwif_irq (G.hwif_irq ) |
385 | |
386 | |
387 | /* Busybox messages and functions */ |
388 | #if ENABLE_IOCTL_HEX2STR_ERROR |
389 | static int ioctl_alt_func(/*int fd,*/ int cmd, unsigned char *args, int alt, const char *string) |
390 | { |
391 | if (!ioctl(fd, cmd, args)) |
392 | return 0; |
393 | args[0] = alt; |
394 | return bb_ioctl_or_warn(fd, cmd, args, string); |
395 | } |
396 | #define ioctl_alt_or_warn(cmd,args,alt) ioctl_alt_func(cmd,args,alt,#cmd) |
397 | #else |
398 | static int ioctl_alt_func(/*int fd,*/ int cmd, unsigned char *args, int alt) |
399 | { |
400 | if (!ioctl(fd, cmd, args)) |
401 | return 0; |
402 | args[0] = alt; |
403 | return bb_ioctl_or_warn(fd, cmd, args); |
404 | } |
405 | #define ioctl_alt_or_warn(cmd,args,alt) ioctl_alt_func(cmd,args,alt) |
406 | #endif |
407 | |
408 | static void on_off(int value) |
409 | { |
410 | puts(value ? " (on)" : " (off)"); |
411 | } |
412 | |
413 | static void print_flag_on_off(int get_arg, const char *s, unsigned long arg) |
414 | { |
415 | if (get_arg) { |
416 | printf(" setting %s to %ld", s, arg); |
417 | on_off(arg); |
418 | } |
419 | } |
420 | |
421 | static void print_value_on_off(const char *str, unsigned long argp) |
422 | { |
423 | printf(" %s\t= %2ld", str, argp); |
424 | on_off(argp != 0); |
425 | } |
426 | |
427 | #if ENABLE_FEATURE_HDPARM_GET_IDENTITY |
428 | static void print_ascii(const char *p, int length) |
429 | { |
430 | #if BB_BIG_ENDIAN |
431 | #define LE_ONLY(x) |
432 | enum { ofs = 0 }; |
433 | #else |
434 | #define LE_ONLY(x) x |
435 | /* every 16bit word is big-endian (i.e. inverted) */ |
436 | /* accessing bytes in 1,0, 3,2, 5,4... sequence */ |
437 | int ofs = 1; |
438 | #endif |
439 | |
440 | length *= 2; |
441 | /* find first non-space & print it */ |
442 | while (length && p[ofs] != ' ') { |
443 | p++; |
444 | LE_ONLY(ofs = -ofs;) |
445 | length--; |
446 | } |
447 | while (length && p[ofs]) { |
448 | bb_putchar(p[ofs]); |
449 | p++; |
450 | LE_ONLY(ofs = -ofs;) |
451 | length--; |
452 | } |
453 | bb_putchar('\n'); |
454 | #undef LE_ONLY |
455 | } |
456 | |
457 | static void xprint_ascii(uint16_t *val, int i, const char *string, int n) |
458 | { |
459 | if (val[i]) { |
460 | printf("\t%-20s", string); |
461 | print_ascii((void*)&val[i], n); |
462 | } |
463 | } |
464 | |
465 | static uint8_t mode_loop(uint16_t mode_sup, uint16_t mode_sel, int cc, uint8_t *have_mode) |
466 | { |
467 | uint16_t ii; |
468 | uint8_t err_dma = 0; |
469 | |
470 | for (ii = 0; ii <= MODE_MAX; ii++) { |
471 | if (mode_sel & 0x0001) { |
472 | printf("*%cdma%u ", cc, ii); |
473 | if (*have_mode) |
474 | err_dma = 1; |
475 | *have_mode = 1; |
476 | } else if (mode_sup & 0x0001) |
477 | printf("%cdma%u ", cc, ii); |
478 | |
479 | mode_sup >>= 1; |
480 | mode_sel >>= 1; |
481 | } |
482 | return err_dma; |
483 | } |
484 | |
485 | static const char pkt_str[] ALIGN1 = |
486 | "Direct-access device" "\0" /* word 0, bits 12-8 = 00 */ |
487 | "Sequential-access device" "\0" /* word 0, bits 12-8 = 01 */ |
488 | "Printer" "\0" /* word 0, bits 12-8 = 02 */ |
489 | "Processor" "\0" /* word 0, bits 12-8 = 03 */ |
490 | "Write-once device" "\0" /* word 0, bits 12-8 = 04 */ |
491 | "CD-ROM" "\0" /* word 0, bits 12-8 = 05 */ |
492 | "Scanner" "\0" /* word 0, bits 12-8 = 06 */ |
493 | "Optical memory" "\0" /* word 0, bits 12-8 = 07 */ |
494 | "Medium changer" "\0" /* word 0, bits 12-8 = 08 */ |
495 | "Communications device" "\0" /* word 0, bits 12-8 = 09 */ |
496 | "ACS-IT8 device" "\0" /* word 0, bits 12-8 = 0a */ |
497 | "ACS-IT8 device" "\0" /* word 0, bits 12-8 = 0b */ |
498 | "Array controller" "\0" /* word 0, bits 12-8 = 0c */ |
499 | "Enclosure services" "\0" /* word 0, bits 12-8 = 0d */ |
500 | "Reduced block command device" "\0" /* word 0, bits 12-8 = 0e */ |
501 | "Optical card reader/writer" "\0" /* word 0, bits 12-8 = 0f */ |
502 | ; |
503 | |
504 | static const char ata1_cfg_str[] ALIGN1 = /* word 0 in ATA-1 mode */ |
505 | "reserved" "\0" /* bit 0 */ |
506 | "hard sectored" "\0" /* bit 1 */ |
507 | "soft sectored" "\0" /* bit 2 */ |
508 | "not MFM encoded " "\0" /* bit 3 */ |
509 | "head switch time > 15us" "\0" /* bit 4 */ |
510 | "spindle motor control option" "\0" /* bit 5 */ |
511 | "fixed drive" "\0" /* bit 6 */ |
512 | "removable drive" "\0" /* bit 7 */ |
513 | "disk xfer rate <= 5Mbs" "\0" /* bit 8 */ |
514 | "disk xfer rate > 5Mbs, <= 10Mbs" "\0" /* bit 9 */ |
515 | "disk xfer rate > 5Mbs" "\0" /* bit 10 */ |
516 | "rotational speed tol." "\0" /* bit 11 */ |
517 | "data strobe offset option" "\0" /* bit 12 */ |
518 | "track offset option" "\0" /* bit 13 */ |
519 | "format speed tolerance gap reqd" "\0" /* bit 14 */ |
520 | "ATAPI" /* bit 14 */ |
521 | ; |
522 | |
523 | static const char minor_str[] ALIGN1 = |
524 | /* word 81 value: */ |
525 | "Unspecified" "\0" /* 0x0000 */ |
526 | "ATA-1 X3T9.2 781D prior to rev.4" "\0" /* 0x0001 */ |
527 | "ATA-1 published, ANSI X3.221-1994" "\0" /* 0x0002 */ |
528 | "ATA-1 X3T9.2 781D rev.4" "\0" /* 0x0003 */ |
529 | "ATA-2 published, ANSI X3.279-1996" "\0" /* 0x0004 */ |
530 | "ATA-2 X3T10 948D prior to rev.2k" "\0" /* 0x0005 */ |
531 | "ATA-3 X3T10 2008D rev.1" "\0" /* 0x0006 */ |
532 | "ATA-2 X3T10 948D rev.2k" "\0" /* 0x0007 */ |
533 | "ATA-3 X3T10 2008D rev.0" "\0" /* 0x0008 */ |
534 | "ATA-2 X3T10 948D rev.3" "\0" /* 0x0009 */ |
535 | "ATA-3 published, ANSI X3.298-199x" "\0" /* 0x000a */ |
536 | "ATA-3 X3T10 2008D rev.6" "\0" /* 0x000b */ |
537 | "ATA-3 X3T13 2008D rev.7 and 7a" "\0" /* 0x000c */ |
538 | "ATA/ATAPI-4 X3T13 1153D rev.6" "\0" /* 0x000d */ |
539 | "ATA/ATAPI-4 T13 1153D rev.13" "\0" /* 0x000e */ |
540 | "ATA/ATAPI-4 X3T13 1153D rev.7" "\0" /* 0x000f */ |
541 | "ATA/ATAPI-4 T13 1153D rev.18" "\0" /* 0x0010 */ |
542 | "ATA/ATAPI-4 T13 1153D rev.15" "\0" /* 0x0011 */ |
543 | "ATA/ATAPI-4 published, ANSI INCITS 317-1998" "\0" /* 0x0012 */ |
544 | "ATA/ATAPI-5 T13 1321D rev.3" "\0" /* 0x0013 */ |
545 | "ATA/ATAPI-4 T13 1153D rev.14" "\0" /* 0x0014 */ |
546 | "ATA/ATAPI-5 T13 1321D rev.1" "\0" /* 0x0015 */ |
547 | "ATA/ATAPI-5 published, ANSI INCITS 340-2000" "\0" /* 0x0016 */ |
548 | "ATA/ATAPI-4 T13 1153D rev.17" "\0" /* 0x0017 */ |
549 | "ATA/ATAPI-6 T13 1410D rev.0" "\0" /* 0x0018 */ |
550 | "ATA/ATAPI-6 T13 1410D rev.3a" "\0" /* 0x0019 */ |
551 | "ATA/ATAPI-7 T13 1532D rev.1" "\0" /* 0x001a */ |
552 | "ATA/ATAPI-6 T13 1410D rev.2" "\0" /* 0x001b */ |
553 | "ATA/ATAPI-6 T13 1410D rev.1" "\0" /* 0x001c */ |
554 | "ATA/ATAPI-7 published, ANSI INCITS 397-2005" "\0" /* 0x001d */ |
555 | "ATA/ATAPI-7 T13 1532D rev.0" "\0" /* 0x001e */ |
556 | "reserved" "\0" /* 0x001f */ |
557 | "reserved" "\0" /* 0x0020 */ |
558 | "ATA/ATAPI-7 T13 1532D rev.4a" "\0" /* 0x0021 */ |
559 | "ATA/ATAPI-6 published, ANSI INCITS 361-2002" "\0" /* 0x0022 */ |
560 | "reserved" /* 0x0023-0xfffe */ |
561 | ; |
562 | static const char actual_ver[MINOR_MAX + 2] ALIGN1 = { |
563 | /* word 81 value: */ |
564 | 0, /* 0x0000 WARNING: actual_ver[] array */ |
565 | 1, /* 0x0001 WARNING: corresponds */ |
566 | 1, /* 0x0002 WARNING: *exactly* */ |
567 | 1, /* 0x0003 WARNING: to the ATA/ */ |
568 | 2, /* 0x0004 WARNING: ATAPI version */ |
569 | 2, /* 0x0005 WARNING: listed in */ |
570 | 3, /* 0x0006 WARNING: the */ |
571 | 2, /* 0x0007 WARNING: minor_str */ |
572 | 3, /* 0x0008 WARNING: array */ |
573 | 2, /* 0x0009 WARNING: above. */ |
574 | 3, /* 0x000a WARNING: */ |
575 | 3, /* 0x000b WARNING: If you change */ |
576 | 3, /* 0x000c WARNING: that one, */ |
577 | 4, /* 0x000d WARNING: change this one */ |
578 | 4, /* 0x000e WARNING: too!!! */ |
579 | 4, /* 0x000f */ |
580 | 4, /* 0x0010 */ |
581 | 4, /* 0x0011 */ |
582 | 4, /* 0x0012 */ |
583 | 5, /* 0x0013 */ |
584 | 4, /* 0x0014 */ |
585 | 5, /* 0x0015 */ |
586 | 5, /* 0x0016 */ |
587 | 4, /* 0x0017 */ |
588 | 6, /* 0x0018 */ |
589 | 6, /* 0x0019 */ |
590 | 7, /* 0x001a */ |
591 | 6, /* 0x001b */ |
592 | 6, /* 0x001c */ |
593 | 7, /* 0x001d */ |
594 | 7, /* 0x001e */ |
595 | 0, /* 0x001f */ |
596 | 0, /* 0x0020 */ |
597 | 7, /* 0x0021 */ |
598 | 6, /* 0x0022 */ |
599 | 0 /* 0x0023-0xfffe */ |
600 | }; |
601 | |
602 | static const char cmd_feat_str[] ALIGN1 = |
603 | "" "\0" /* word 82 bit 15: obsolete */ |
604 | "NOP cmd" "\0" /* word 82 bit 14 */ |
605 | "READ BUFFER cmd" "\0" /* word 82 bit 13 */ |
606 | "WRITE BUFFER cmd" "\0" /* word 82 bit 12 */ |
607 | "" "\0" /* word 82 bit 11: obsolete */ |
608 | "Host Protected Area feature set" "\0" /* word 82 bit 10 */ |
609 | "DEVICE RESET cmd" "\0" /* word 82 bit 9 */ |
610 | "SERVICE interrupt" "\0" /* word 82 bit 8 */ |
611 | "Release interrupt" "\0" /* word 82 bit 7 */ |
612 | "Look-ahead" "\0" /* word 82 bit 6 */ |
613 | "Write cache" "\0" /* word 82 bit 5 */ |
614 | "PACKET command feature set" "\0" /* word 82 bit 4 */ |
615 | "Power Management feature set" "\0" /* word 82 bit 3 */ |
616 | "Removable Media feature set" "\0" /* word 82 bit 2 */ |
617 | "Security Mode feature set" "\0" /* word 82 bit 1 */ |
618 | "SMART feature set" "\0" /* word 82 bit 0 */ |
619 | /* -------------- */ |
620 | "" "\0" /* word 83 bit 15: !valid bit */ |
621 | "" "\0" /* word 83 bit 14: valid bit */ |
622 | "FLUSH CACHE EXT cmd" "\0" /* word 83 bit 13 */ |
623 | "Mandatory FLUSH CACHE cmd " "\0" /* word 83 bit 12 */ |
624 | "Device Configuration Overlay feature set " "\0" |
625 | "48-bit Address feature set " "\0" /* word 83 bit 10 */ |
626 | "" "\0" |
627 | "SET MAX security extension" "\0" /* word 83 bit 8 */ |
628 | "Address Offset Reserved Area Boot" "\0" /* word 83 bit 7 */ |
629 | "SET FEATURES subcommand required to spinup after power up" "\0" |
630 | "Power-Up In Standby feature set" "\0" /* word 83 bit 5 */ |
631 | "Removable Media Status Notification feature set" "\0" |
632 | "Adv. Power Management feature set" "\0" /* word 83 bit 3 */ |
633 | "CFA feature set" "\0" /* word 83 bit 2 */ |
634 | "READ/WRITE DMA QUEUED" "\0" /* word 83 bit 1 */ |
635 | "DOWNLOAD MICROCODE cmd" "\0" /* word 83 bit 0 */ |
636 | /* -------------- */ |
637 | "" "\0" /* word 84 bit 15: !valid bit */ |
638 | "" "\0" /* word 84 bit 14: valid bit */ |
639 | "" "\0" /* word 84 bit 13: reserved */ |
640 | "" "\0" /* word 84 bit 12: reserved */ |
641 | "" "\0" /* word 84 bit 11: reserved */ |
642 | "" "\0" /* word 84 bit 10: reserved */ |
643 | "" "\0" /* word 84 bit 9: reserved */ |
644 | "" "\0" /* word 84 bit 8: reserved */ |
645 | "" "\0" /* word 84 bit 7: reserved */ |
646 | "" "\0" /* word 84 bit 6: reserved */ |
647 | "General Purpose Logging feature set" "\0" /* word 84 bit 5 */ |
648 | "" "\0" /* word 84 bit 4: reserved */ |
649 | "Media Card Pass Through Command feature set " "\0" |
650 | "Media serial number " "\0" /* word 84 bit 2 */ |
651 | "SMART self-test " "\0" /* word 84 bit 1 */ |
652 | "SMART error logging " /* word 84 bit 0 */ |
653 | ; |
654 | |
655 | static const char secu_str[] ALIGN1 = |
656 | "supported" "\0" /* word 128, bit 0 */ |
657 | "enabled" "\0" /* word 128, bit 1 */ |
658 | "locked" "\0" /* word 128, bit 2 */ |
659 | "frozen" "\0" /* word 128, bit 3 */ |
660 | "expired: security count" "\0" /* word 128, bit 4 */ |
661 | "supported: enhanced erase" /* word 128, bit 5 */ |
662 | ; |
663 | |
664 | // Parse 512 byte disk identification block and print much crap. |
665 | static void identify(uint16_t *val) NORETURN; |
666 | static void identify(uint16_t *val) |
667 | { |
668 | uint16_t ii, jj, kk; |
669 | uint16_t like_std = 1, std = 0, min_std = 0xffff; |
670 | uint16_t dev = NO_DEV, eqpt = NO_DEV; |
671 | uint8_t have_mode = 0, err_dma = 0; |
672 | uint8_t chksum = 0; |
673 | uint32_t ll, mm, nn, oo; |
674 | uint64_t bbbig; /* (:) */ |
675 | const char *strng; |
676 | #if BB_BIG_ENDIAN |
677 | uint16_t buf[256]; |
678 | |
679 | // Adjust for endianness |
680 | swab(val, buf, sizeof(buf)); |
681 | val = buf; |
682 | #endif |
683 | /* check if we recognize the device type */ |
684 | bb_putchar('\n'); |
685 | if (!(val[GEN_CONFIG] & NOT_ATA)) { |
686 | dev = ATA_DEV; |
687 | printf("ATA device, with "); |
688 | } else if (val[GEN_CONFIG]==CFA_SUPPORT_VAL) { |
689 | dev = ATA_DEV; |
690 | like_std = 4; |
691 | printf("CompactFlash ATA device, with "); |
692 | } else if (!(val[GEN_CONFIG] & NOT_ATAPI)) { |
693 | dev = ATAPI_DEV; |
694 | eqpt = (val[GEN_CONFIG] & EQPT_TYPE) >> SHIFT_EQPT; |
695 | printf("ATAPI %s, with ", eqpt <= 0xf ? nth_string(pkt_str, eqpt) : "unknown"); |
696 | like_std = 3; |
697 | } else |
698 | /* "Unknown device type:\n\tbits 15&14 of general configuration word 0 both set to 1.\n" */ |
699 | bb_error_msg_and_die("unknown device type"); |
700 | |
701 | printf("%sremovable media\n", !(val[GEN_CONFIG] & MEDIA_REMOVABLE) ? "non-" : ""); |
702 | /* Info from the specific configuration word says whether or not the |
703 | * ID command completed correctly. It is only defined, however in |
704 | * ATA/ATAPI-5 & 6; it is reserved (value theoretically 0) in prior |
705 | * standards. Since the values allowed for this word are extremely |
706 | * specific, it should be safe to check it now, even though we don't |
707 | * know yet what standard this device is using. |
708 | */ |
709 | if ((val[CONFIG]==STBY_NID_VAL) || (val[CONFIG]==STBY_ID_VAL) |
710 | || (val[CONFIG]==PWRD_NID_VAL) || (val[CONFIG]==PWRD_ID_VAL) |
711 | ) { |
712 | like_std = 5; |
713 | if ((val[CONFIG]==STBY_NID_VAL) || (val[CONFIG]==STBY_ID_VAL)) |
714 | printf("powers-up in standby; SET FEATURES subcmd spins-up.\n"); |
715 | if (((val[CONFIG]==STBY_NID_VAL) || (val[CONFIG]==PWRD_NID_VAL)) && (val[GEN_CONFIG] & INCOMPLETE)) |
716 | printf("\n\tWARNING: ID response incomplete.\n\tFollowing data may be incorrect.\n\n"); |
717 | } |
718 | |
719 | /* output the model and serial numbers and the fw revision */ |
720 | xprint_ascii(val, START_MODEL, "Model Number:", LENGTH_MODEL); |
721 | xprint_ascii(val, START_SERIAL, "Serial Number:", LENGTH_SERIAL); |
722 | xprint_ascii(val, START_FW_REV, "Firmware Revision:", LENGTH_FW_REV); |
723 | xprint_ascii(val, START_MEDIA, "Media Serial Num:", LENGTH_MEDIA); |
724 | xprint_ascii(val, START_MANUF, "Media Manufacturer:", LENGTH_MANUF); |
725 | |
726 | /* major & minor standards version number (Note: these words were not |
727 | * defined until ATA-3 & the CDROM std uses different words.) */ |
728 | printf("Standards:"); |
729 | if (eqpt != CDROM) { |
730 | if (val[MINOR] && (val[MINOR] <= MINOR_MAX)) { |
731 | if (like_std < 3) like_std = 3; |
732 | std = actual_ver[val[MINOR]]; |
733 | if (std) printf("\n\tUsed: %s ", nth_string(minor_str, val[MINOR])); |
734 | |
735 | } |
736 | /* looks like when they up-issue the std, they obsolete one; |
737 | * thus, only the newest 4 issues need be supported. (That's |
738 | * what "kk" and "min_std" are all about.) */ |
739 | if (val[MAJOR] && (val[MAJOR] != NOVAL_1)) { |
740 | printf("\n\tSupported: "); |
741 | jj = val[MAJOR] << 1; |
742 | kk = like_std >4 ? like_std-4: 0; |
743 | for (ii = 14; (ii >0)&&(ii>kk); ii--) { |
744 | if (jj & 0x8000) { |
745 | printf("%u ", ii); |
746 | if (like_std < ii) { |
747 | like_std = ii; |
748 | kk = like_std >4 ? like_std-4: 0; |
749 | } |
750 | if (min_std > ii) min_std = ii; |
751 | } |
752 | jj <<= 1; |
753 | } |
754 | if (like_std < 3) like_std = 3; |
755 | } |
756 | /* Figure out what standard the device is using if it hasn't told |
757 | * us. If we know the std, check if the device is using any of |
758 | * the words from the next level up. It happens. |
759 | */ |
760 | if (like_std < std) like_std = std; |
761 | |
762 | if (((std == 5) || (!std && (like_std < 6))) && |
763 | ((((val[CMDS_SUPP_1] & VALID) == VALID_VAL) && |
764 | (( val[CMDS_SUPP_1] & CMDS_W83) > 0x00ff)) || |
765 | ((( val[CMDS_SUPP_2] & VALID) == VALID_VAL) && |
766 | ( val[CMDS_SUPP_2] & CMDS_W84) ) ) |
767 | ) { |
768 | like_std = 6; |
769 | } else if (((std == 4) || (!std && (like_std < 5))) && |
770 | ((((val[INTEGRITY] & SIG) == SIG_VAL) && !chksum) || |
771 | (( val[HWRST_RSLT] & VALID) == VALID_VAL) || |
772 | ((( val[CMDS_SUPP_1] & VALID) == VALID_VAL) && |
773 | (( val[CMDS_SUPP_1] & CMDS_W83) > 0x001f)) ) ) |
774 | { |
775 | like_std = 5; |
776 | } else if (((std == 3) || (!std && (like_std < 4))) && |
777 | ((((val[CMDS_SUPP_1] & VALID) == VALID_VAL) && |
778 | ((( val[CMDS_SUPP_1] & CMDS_W83) > 0x0000) || |
779 | (( val[CMDS_SUPP_0] & CMDS_W82) > 0x000f))) || |
780 | (( val[CAPAB_1] & VALID) == VALID_VAL) || |
781 | (( val[WHATS_VALID] & OK_W88) && val[ULTRA_DMA]) || |
782 | (( val[RM_STAT] & RM_STAT_BITS) == RM_STAT_SUP) ) |
783 | ) { |
784 | like_std = 4; |
785 | } else if (((std == 2) || (!std && (like_std < 3))) |
786 | && ((val[CMDS_SUPP_1] & VALID) == VALID_VAL) |
787 | ) { |
788 | like_std = 3; |
789 | } else if (((std == 1) || (!std && (like_std < 2))) && |
790 | ((val[CAPAB_0] & (IORDY_SUP | IORDY_OFF)) || |
791 | (val[WHATS_VALID] & OK_W64_70)) ) |
792 | { |
793 | like_std = 2; |
794 | } |
795 | |
796 | if (!std) |
797 | printf("\n\tLikely used: %u\n", like_std); |
798 | else if (like_std > std) |
799 | printf("& some of %u\n", like_std); |
800 | else |
801 | bb_putchar('\n'); |
802 | } else { |
803 | /* TBD: do CDROM stuff more thoroughly. For now... */ |
804 | kk = 0; |
805 | if (val[CDR_MINOR] == 9) { |
806 | kk = 1; |
807 | printf("\n\tUsed: ATAPI for CD-ROMs, SFF-8020i, r2.5"); |
808 | } |
809 | if (val[CDR_MAJOR] && (val[CDR_MAJOR] !=NOVAL_1)) { |
810 | kk = 1; |
811 | printf("\n\tSupported: CD-ROM ATAPI"); |
812 | jj = val[CDR_MAJOR] >> 1; |
813 | for (ii = 1; ii < 15; ii++) { |
814 | if (jj & 0x0001) printf("-%u ", ii); |
815 | jj >>= 1; |
816 | } |
817 | } |
818 | puts(kk ? "" : "\n\tLikely used CD-ROM ATAPI-1"); |
819 | /* the cdrom stuff is more like ATA-2 than anything else, so: */ |
820 | like_std = 2; |
821 | } |
822 | |
823 | if (min_std == 0xffff) |
824 | min_std = like_std > 4 ? like_std - 3 : 1; |
825 | |
826 | printf("Configuration:\n"); |
827 | /* more info from the general configuration word */ |
828 | if ((eqpt != CDROM) && (like_std == 1)) { |
829 | jj = val[GEN_CONFIG] >> 1; |
830 | for (ii = 1; ii < 15; ii++) { |
831 | if (jj & 0x0001) |
832 | printf("\t%s\n", nth_string(ata1_cfg_str, ii)); |
833 | jj >>=1; |
834 | } |
835 | } |
836 | if (dev == ATAPI_DEV) { |
837 | if ((val[GEN_CONFIG] & DRQ_RESPONSE_TIME) == DRQ_3MS_VAL) |
838 | strng = "3ms"; |
839 | else if ((val[GEN_CONFIG] & DRQ_RESPONSE_TIME) == DRQ_INTR_VAL) |
840 | strng = "<=10ms with INTRQ"; |
841 | else if ((val[GEN_CONFIG] & DRQ_RESPONSE_TIME) == DRQ_50US_VAL) |
842 | strng ="50us"; |
843 | else |
844 | strng = "unknown"; |
845 | printf("\tDRQ response: %s\n\tPacket size: ", strng); /* Data Request (DRQ) */ |
846 | |
847 | if ((val[GEN_CONFIG] & PKT_SIZE_SUPPORTED) == PKT_SIZE_12_VAL) |
848 | strng = "12 bytes"; |
849 | else if ((val[GEN_CONFIG] & PKT_SIZE_SUPPORTED) == PKT_SIZE_16_VAL) |
850 | strng = "16 bytes"; |
851 | else |
852 | strng = "unknown"; |
853 | puts(strng); |
854 | } else { |
855 | /* addressing...CHS? See section 6.2 of ATA specs 4 or 5 */ |
856 | ll = (uint32_t)val[LBA_SECTS_MSB] << 16 | val[LBA_SECTS_LSB]; |
857 | mm = 0; |
858 | bbbig = 0; |
859 | if ((ll > 0x00FBFC10) && (!val[LCYLS])) |
860 | printf("\tCHS addressing not supported\n"); |
861 | else { |
862 | jj = val[WHATS_VALID] & OK_W54_58; |
863 | printf("\tLogical\t\tmax\tcurrent\n" |
864 | "\tcylinders\t%u\t%u\n" |
865 | "\theads\t\t%u\t%u\n" |
866 | "\tsectors/track\t%u\t%u\n" |
867 | "\t--\n", |
868 | val[LCYLS], |
869 | jj ? val[LCYLS_CUR] : 0, |
870 | val[LHEADS], |
871 | jj ? val[LHEADS_CUR] : 0, |
872 | val[LSECTS], |
873 | jj ? val[LSECTS_CUR] : 0); |
874 | |
875 | if ((min_std == 1) && (val[TRACK_BYTES] || val[SECT_BYTES])) |
876 | printf("\tbytes/track: %u\tbytes/sector: %u\n", |
877 | val[TRACK_BYTES], val[SECT_BYTES]); |
878 | |
879 | if (jj) { |
880 | mm = (uint32_t)val[CAPACITY_MSB] << 16 | val[CAPACITY_LSB]; |
881 | if (like_std < 3) { |
882 | /* check Endian of capacity bytes */ |
883 | nn = val[LCYLS_CUR] * val[LHEADS_CUR] * val[LSECTS_CUR]; |
884 | oo = (uint32_t)val[CAPACITY_LSB] << 16 | val[CAPACITY_MSB]; |
885 | if (abs(mm - nn) > abs(oo - nn)) |
886 | mm = oo; |
887 | } |
888 | printf("\tCHS current addressable sectors:%11u\n", mm); |
889 | } |
890 | } |
891 | /* LBA addressing */ |
892 | printf("\tLBA user addressable sectors:%11u\n", ll); |
893 | if (((val[CMDS_SUPP_1] & VALID) == VALID_VAL) |
894 | && (val[CMDS_SUPP_1] & SUPPORT_48_BIT) |
895 | ) { |
896 | bbbig = (uint64_t)val[LBA_64_MSB] << 48 | |
897 | (uint64_t)val[LBA_48_MSB] << 32 | |
898 | (uint64_t)val[LBA_MID] << 16 | |
899 | val[LBA_LSB]; |
900 | printf("\tLBA48 user addressable sectors:%11"PRIu64"\n", bbbig); |
901 | } |
902 | |
903 | if (!bbbig) |
904 | bbbig = (uint64_t)(ll>mm ? ll : mm); /* # 512 byte blocks */ |
905 | printf("\tdevice size with M = 1024*1024: %11"PRIu64" MBytes\n", bbbig>>11); |
906 | bbbig = (bbbig << 9) / 1000000; |
907 | printf("\tdevice size with M = 1000*1000: %11"PRIu64" MBytes ", bbbig); |
908 | |
909 | if (bbbig > 1000) |
910 | printf("(%"PRIu64" GB)\n", bbbig/1000); |
911 | else |
912 | bb_putchar('\n'); |
913 | } |
914 | |
915 | /* hw support of commands (capabilities) */ |
916 | printf("Capabilities:\n\t"); |
917 | |
918 | if (dev == ATAPI_DEV) { |
919 | if (eqpt != CDROM && (val[CAPAB_0] & CMD_Q_SUP)) |
920 | printf("Cmd queuing, "); |
921 | if (val[CAPAB_0] & OVLP_SUP) |
922 | printf("Cmd overlap, "); |
923 | } |
924 | if (val[CAPAB_0] & LBA_SUP) printf("LBA, "); |
925 | |
926 | if (like_std != 1) { |
927 | printf("IORDY%s(can%s be disabled)\n", |
928 | !(val[CAPAB_0] & IORDY_SUP) ? "(may be)" : "", |
929 | (val[CAPAB_0] & IORDY_OFF) ? "" :"not"); |
930 | } else |
931 | printf("no IORDY\n"); |
932 | |
933 | if ((like_std == 1) && val[BUF_TYPE]) { |
934 | printf("\tBuffer type: %04x: %s%s\n", val[BUF_TYPE], |
935 | (val[BUF_TYPE] < 2) ? "single port, single-sector" : "dual port, multi-sector", |
936 | (val[BUF_TYPE] > 2) ? " with read caching ability" : ""); |
937 | } |
938 | |
939 | if ((min_std == 1) && (val[BUFFER__SIZE] && (val[BUFFER__SIZE] != NOVAL_1))) { |
940 | printf("\tBuffer size: %.1fkB\n", (float)val[BUFFER__SIZE]/2); |
941 | } |
942 | if ((min_std < 4) && (val[RW_LONG])) { |
943 | printf("\tbytes avail on r/w long: %u\n", val[RW_LONG]); |
944 | } |
945 | if ((eqpt != CDROM) && (like_std > 3)) { |
946 | printf("\tQueue depth: %u\n", (val[QUEUE_DEPTH] & DEPTH_BITS) + 1); |
947 | } |
948 | |
949 | if (dev == ATA_DEV) { |
950 | if (like_std == 1) |
951 | printf("\tCan%s perform double-word IO\n", (!val[DWORD_IO]) ? "not" : ""); |
952 | else { |
953 | printf("\tStandby timer values: spec'd by %s", |
954 | (val[CAPAB_0] & STD_STBY) ? "standard" : "vendor"); |
955 | if ((like_std > 3) && ((val[CAPAB_1] & VALID) == VALID_VAL)) |
956 | printf(", %s device specific minimum\n", |
957 | (val[CAPAB_1] & MIN_STANDBY_TIMER) ? "with" : "no"); |
958 | else |
959 | bb_putchar('\n'); |
960 | } |
961 | printf("\tR/W multiple sector transfer: "); |
962 | if ((like_std < 3) && !(val[SECTOR_XFER_MAX] & SECTOR_XFER)) |
963 | printf("not supported\n"); |
964 | else { |
965 | printf("Max = %u\tCurrent = ", val[SECTOR_XFER_MAX] & SECTOR_XFER); |
966 | if (val[SECTOR_XFER_CUR] & MULTIPLE_SETTING_VALID) |
967 | printf("%u\n", val[SECTOR_XFER_CUR] & SECTOR_XFER); |
968 | else |
969 | printf("?\n"); |
970 | } |
971 | if ((like_std > 3) && (val[CMDS_SUPP_1] & 0x0008)) { |
972 | /* We print out elsewhere whether the APM feature is enabled or |
973 | not. If it's not enabled, let's not repeat the info; just print |
974 | nothing here. */ |
975 | printf("\tAdvancedPM level: "); |
976 | if ((val[ADV_PWR] & 0xFF00) == 0x4000) { |
977 | uint8_t apm_level = val[ADV_PWR] & 0x00FF; |
978 | printf("%u (0x%x)\n", apm_level, apm_level); |
979 | } |
980 | else |
981 | printf("unknown setting (0x%04x)\n", val[ADV_PWR]); |
982 | } |
983 | if (like_std > 5 && val[ACOUSTIC]) { |
984 | printf("\tRecommended acoustic management value: %u, current value: %u\n", |
985 | (val[ACOUSTIC] >> 8) & 0x00ff, |
986 | val[ACOUSTIC] & 0x00ff); |
987 | } |
988 | } else { |
989 | /* ATAPI */ |
990 | if (eqpt != CDROM && (val[CAPAB_0] & SWRST_REQ)) |
991 | printf("\tATA sw reset required\n"); |
992 | |
993 | if (val[PKT_REL] || val[SVC_NBSY]) { |
994 | printf("\tOverlap support:"); |
995 | if (val[PKT_REL]) |
996 | printf(" %uus to release bus.", val[PKT_REL]); |
997 | if (val[SVC_NBSY]) |
998 | printf(" %uus to clear BSY after SERVICE cmd.", |
999 | val[SVC_NBSY]); |
1000 | bb_putchar('\n'); |
1001 | } |
1002 | } |
1003 | |
1004 | /* DMA stuff. Check that only one DMA mode is selected. */ |
1005 | printf("\tDMA: "); |
1006 | if (!(val[CAPAB_0] & DMA_SUP)) |
1007 | printf("not supported\n"); |
1008 | else { |
1009 | if (val[DMA_MODE] && !val[SINGLE_DMA] && !val[MULTI_DMA]) |
1010 | printf(" sdma%u\n", (val[DMA_MODE] & MODE) >> 8); |
1011 | if (val[SINGLE_DMA]) { |
1012 | jj = val[SINGLE_DMA]; |
1013 | kk = val[SINGLE_DMA] >> 8; |
1014 | err_dma += mode_loop(jj, kk, 's', &have_mode); |
1015 | } |
1016 | if (val[MULTI_DMA]) { |
1017 | jj = val[MULTI_DMA]; |
1018 | kk = val[MULTI_DMA] >> 8; |
1019 | err_dma += mode_loop(jj, kk, 'm', &have_mode); |
1020 | } |
1021 | if ((val[WHATS_VALID] & OK_W88) && val[ULTRA_DMA]) { |
1022 | jj = val[ULTRA_DMA]; |
1023 | kk = val[ULTRA_DMA] >> 8; |
1024 | err_dma += mode_loop(jj, kk, 'u', &have_mode); |
1025 | } |
1026 | if (err_dma || !have_mode) printf("(?)"); |
1027 | bb_putchar('\n'); |
1028 | |
1029 | if ((dev == ATAPI_DEV) && (eqpt != CDROM) && (val[CAPAB_0] & DMA_IL_SUP)) |
1030 | printf("\t\tInterleaved DMA support\n"); |
1031 | |
1032 | if ((val[WHATS_VALID] & OK_W64_70) |
1033 | && (val[DMA_TIME_MIN] || val[DMA_TIME_NORM]) |
1034 | ) { |
1035 | printf("\t\tCycle time:"); |
1036 | if (val[DMA_TIME_MIN]) printf(" min=%uns", val[DMA_TIME_MIN]); |
1037 | if (val[DMA_TIME_NORM]) printf(" recommended=%uns", val[DMA_TIME_NORM]); |
1038 | bb_putchar('\n'); |
1039 | } |
1040 | } |
1041 | |
1042 | /* Programmed IO stuff */ |
1043 | printf("\tPIO: "); |
1044 | /* If a drive supports mode n (e.g. 3), it also supports all modes less |
1045 | * than n (e.g. 3, 2, 1 and 0). Print all the modes. */ |
1046 | if ((val[WHATS_VALID] & OK_W64_70) && (val[ADV_PIO_MODES] & PIO_SUP)) { |
1047 | jj = ((val[ADV_PIO_MODES] & PIO_SUP) << 3) | 0x0007; |
1048 | for (ii = 0; ii <= PIO_MODE_MAX; ii++) { |
1049 | if (jj & 0x0001) printf("pio%d ", ii); |
1050 | jj >>=1; |
1051 | } |
1052 | bb_putchar('\n'); |
1053 | } else if (((min_std < 5) || (eqpt == CDROM)) && (val[PIO_MODE] & MODE)) { |
1054 | for (ii = 0; ii <= val[PIO_MODE]>>8; ii++) |
1055 | printf("pio%d ", ii); |
1056 | bb_putchar('\n'); |
1057 | } else |
1058 | puts("unknown"); |
1059 | |
1060 | if (val[WHATS_VALID] & OK_W64_70) { |
1061 | if (val[PIO_NO_FLOW] || val[PIO_FLOW]) { |
1062 | printf("\t\tCycle time:"); |
1063 | if (val[PIO_NO_FLOW]) |
1064 | printf(" no flow control=%uns", val[PIO_NO_FLOW]); |
1065 | if (val[PIO_FLOW]) |
1066 | printf(" IORDY flow control=%uns", val[PIO_FLOW]); |
1067 | bb_putchar('\n'); |
1068 | } |
1069 | } |
1070 | |
1071 | if ((val[CMDS_SUPP_1] & VALID) == VALID_VAL) { |
1072 | printf("Commands/features:\n" |
1073 | "\tEnabled\tSupported:\n"); |
1074 | jj = val[CMDS_SUPP_0]; |
1075 | kk = val[CMDS_EN_0]; |
1076 | for (ii = 0; ii < NUM_CMD_FEAT_STR; ii++) { |
1077 | const char *feat_str = nth_string(cmd_feat_str, ii); |
1078 | if ((jj & 0x8000) && (*feat_str != '\0')) { |
1079 | printf("\t%s\t%s\n", (kk & 0x8000) ? " *" : "", feat_str); |
1080 | } |
1081 | jj <<= 1; |
1082 | kk <<= 1; |
1083 | if (ii % 16 == 15) { |
1084 | jj = val[CMDS_SUPP_0+1+(ii/16)]; |
1085 | kk = val[CMDS_EN_0+1+(ii/16)]; |
1086 | } |
1087 | if (ii == 31) { |
1088 | if ((val[CMDS_SUPP_2] & VALID) != VALID_VAL) |
1089 | ii +=16; |
1090 | } |
1091 | } |
1092 | } |
1093 | /* Removable Media Status Notification feature set */ |
1094 | if ((val[RM_STAT] & RM_STAT_BITS) == RM_STAT_SUP) |
1095 | printf("\t%s supported\n", nth_string(cmd_feat_str, 27)); |
1096 | |
1097 | /* security */ |
1098 | if ((eqpt != CDROM) && (like_std > 3) |
1099 | && (val[SECU_STATUS] || val[ERASE_TIME] || val[ENH_ERASE_TIME]) |
1100 | ) { |
1101 | printf("Security:\n"); |
1102 | if (val[PSWD_CODE] && (val[PSWD_CODE] != NOVAL_1)) |
1103 | printf("\tMaster password revision code = %u\n", val[PSWD_CODE]); |
1104 | jj = val[SECU_STATUS]; |
1105 | if (jj) { |
1106 | for (ii = 0; ii < NUM_SECU_STR; ii++) { |
1107 | printf("\t%s\t%s\n", |
1108 | (!(jj & 0x0001)) ? "not" : "", |
1109 | nth_string(secu_str, ii)); |
1110 | jj >>=1; |
1111 | } |
1112 | if (val[SECU_STATUS] & SECU_ENABLED) { |
1113 | printf("\tSecurity level %s\n", |
1114 | (val[SECU_STATUS] & SECU_LEVEL) ? "maximum" : "high"); |
1115 | } |
1116 | } |
1117 | jj = val[ERASE_TIME] & ERASE_BITS; |
1118 | kk = val[ENH_ERASE_TIME] & ERASE_BITS; |
1119 | if (jj || kk) { |
1120 | bb_putchar('\t'); |
1121 | if (jj) printf("%umin for %sSECURITY ERASE UNIT. ", jj==ERASE_BITS ? 508 : jj<<1, ""); |
1122 | if (kk) printf("%umin for %sSECURITY ERASE UNIT. ", kk==ERASE_BITS ? 508 : kk<<1, "ENHANCED "); |
1123 | bb_putchar('\n'); |
1124 | } |
1125 | } |
1126 | |
1127 | /* reset result */ |
1128 | jj = val[HWRST_RSLT]; |
1129 | if ((jj & VALID) == VALID_VAL) { |
1130 | oo = (jj & RST0); |
1131 | if (!oo) |
1132 | jj >>= 8; |
1133 | if ((jj & DEV_DET) == JUMPER_VAL) |
1134 | strng = " determined by the jumper"; |
1135 | else if ((jj & DEV_DET) == CSEL_VAL) |
1136 | strng = " determined by CSEL"; |
1137 | else |
1138 | strng = ""; |
1139 | printf("HW reset results:\n" |
1140 | "\tCBLID- %s Vih\n" |
1141 | "\tDevice num = %i%s\n", |
1142 | (val[HWRST_RSLT] & CBLID) ? "above" : "below", |
1143 | !(oo), strng); |
1144 | } |
1145 | |
1146 | /* more stuff from std 5 */ |
1147 | if ((like_std > 4) && (eqpt != CDROM)) { |
1148 | if (val[CFA_PWR_MODE] & VALID_W160) { |
1149 | printf("CFA power mode 1:\n" |
1150 | "\t%s%s\n", |
1151 | (val[CFA_PWR_MODE] & PWR_MODE_OFF) ? "disabled" : "enabled", |
1152 | (val[CFA_PWR_MODE] & PWR_MODE_REQ) ? " and required by some commands" : ""); |
1153 | if (val[CFA_PWR_MODE] & MAX_AMPS) |
1154 | printf("\tMaximum current = %uma\n", val[CFA_PWR_MODE] & MAX_AMPS); |
1155 | } |
1156 | if ((val[INTEGRITY] & SIG) == SIG_VAL) { |
1157 | printf("Checksum: %scorrect\n", chksum ? "in" : ""); |
1158 | } |
1159 | } |
1160 | |
1161 | exit(EXIT_SUCCESS); |
1162 | } |
1163 | #endif |
1164 | |
1165 | // Historically, if there was no HDIO_OBSOLETE_IDENTITY, then |
1166 | // then the HDIO_GET_IDENTITY only returned 142 bytes. |
1167 | // Otherwise, HDIO_OBSOLETE_IDENTITY returns 142 bytes, |
1168 | // and HDIO_GET_IDENTITY returns 512 bytes. But the latest |
1169 | // 2.5.xx kernels no longer define HDIO_OBSOLETE_IDENTITY |
1170 | // (which they should, but they should just return -EINVAL). |
1171 | // |
1172 | // So.. we must now assume that HDIO_GET_IDENTITY returns 512 bytes. |
1173 | // On a really old system, it will not, and we will be confused. |
1174 | // Too bad, really. |
1175 | |
1176 | #if ENABLE_FEATURE_HDPARM_GET_IDENTITY |
1177 | static const char cfg_str[] ALIGN1 = |
1178 | """\0" "HardSect""\0" "SoftSect""\0" "NotMFM""\0" |
1179 | "HdSw>15uSec""\0" "SpinMotCtl""\0" "Fixed""\0" "Removeable""\0" |
1180 | "DTR<=5Mbs""\0" "DTR>5Mbs""\0" "DTR>10Mbs""\0" "RotSpdTol>.5%""\0" |
1181 | "dStbOff""\0" "TrkOff""\0" "FmtGapReq""\0" "nonMagnetic" |
1182 | ; |
1183 | |
1184 | static const char BuffType[] ALIGN1 = |
1185 | "unknown""\0" "1Sect""\0" "DualPort""\0" "DualPortCache" |
1186 | ; |
1187 | |
1188 | static NOINLINE void dump_identity(const struct hd_driveid *id) |
1189 | { |
1190 | int i; |
1191 | const unsigned short *id_regs = (const void*) id; |
1192 | |
1193 | printf("\n Model=%.40s, FwRev=%.8s, SerialNo=%.20s\n Config={", |
1194 | id->model, id->fw_rev, id->serial_no); |
1195 | for (i = 0; i <= 15; i++) { |
1196 | if (id->config & (1<<i)) |
1197 | printf(" %s", nth_string(cfg_str, i)); |
1198 | } |
1199 | printf(" }\n RawCHS=%u/%u/%u, TrkSize=%u, SectSize=%u, ECCbytes=%u\n" |
1200 | " BuffType=(%u) %s, BuffSize=%ukB, MaxMultSect=%u", |
1201 | id->cyls, id->heads, id->sectors, id->track_bytes, |
1202 | id->sector_bytes, id->ecc_bytes, |
1203 | id->buf_type, |
1204 | nth_string(BuffType, (id->buf_type > 3) ? 0 : id->buf_type), |
1205 | id->buf_size/2, id->max_multsect); |
1206 | if (id->max_multsect) { |
1207 | printf(", MultSect="); |
1208 | if (!(id->multsect_valid & 1)) |
1209 | printf("?%u?", id->multsect); |
1210 | else if (id->multsect) |
1211 | printf("%u", id->multsect); |
1212 | else |
1213 | printf("off"); |
1214 | } |
1215 | bb_putchar('\n'); |
1216 | |
1217 | if (!(id->field_valid & 1)) |
1218 | printf(" (maybe):"); |
1219 | |
1220 | printf(" CurCHS=%u/%u/%u, CurSects=%lu, LBA=%s", id->cur_cyls, id->cur_heads, |
1221 | id->cur_sectors, |
1222 | (BB_BIG_ENDIAN) ? |
1223 | (unsigned long)(id->cur_capacity0 << 16) | id->cur_capacity1 : |
1224 | (unsigned long)(id->cur_capacity1 << 16) | id->cur_capacity0, |
1225 | ((id->capability&2) == 0) ? "no" : "yes"); |
1226 | |
1227 | if (id->capability & 2) |
1228 | printf(", LBAsects=%u", id->lba_capacity); |
1229 | |
1230 | printf("\n IORDY=%s", |
1231 | (id->capability & 8) |
1232 | ? ((id->capability & 4) ? "on/off" : "yes") |
1233 | : "no"); |
1234 | |
1235 | if (((id->capability & 8) || (id->field_valid & 2)) && (id->field_valid & 2)) |
1236 | printf(", tPIO={min:%u,w/IORDY:%u}", id->eide_pio, id->eide_pio_iordy); |
1237 | |
1238 | if ((id->capability & 1) && (id->field_valid & 2)) |
1239 | printf(", tDMA={min:%u,rec:%u}", id->eide_dma_min, id->eide_dma_time); |
1240 | |
1241 | printf("\n PIO modes: "); |
1242 | if (id->tPIO <= 5) { |
1243 | printf("pio0 "); |
1244 | if (id->tPIO >= 1) printf("pio1 "); |
1245 | if (id->tPIO >= 2) printf("pio2 "); |
1246 | } |
1247 | if (id->field_valid & 2) { |
1248 | static const masks_labels_t pio_modes = { |
1249 | .masks = { 1, 2, ~3 }, |
1250 | .labels = "pio3 \0""pio4 \0""pio? \0", |
1251 | }; |
1252 | print_flags(&pio_modes, id->eide_pio_modes); |
1253 | } |
1254 | if (id->capability & 1) { |
1255 | if (id->dma_1word | id->dma_mword) { |
1256 | static const int dma_wmode_masks[] = { 0x100, 1, 0x200, 2, 0x400, 4, 0xf800, 0xf8 }; |
1257 | printf("\n DMA modes: "); |
1258 | print_flags_separated(dma_wmode_masks, |
1259 | "*\0""sdma0 \0""*\0""sdma1 \0""*\0""sdma2 \0""*\0""sdma? \0", |
1260 | id->dma_1word, NULL); |
1261 | print_flags_separated(dma_wmode_masks, |
1262 | "*\0""mdma0 \0""*\0""mdma1 \0""*\0""mdma2 \0""*\0""mdma? \0", |
1263 | id->dma_mword, NULL); |
1264 | } |
1265 | } |
1266 | if (((id->capability & 8) || (id->field_valid & 2)) && id->field_valid & 4) { |
1267 | static const masks_labels_t ultra_modes1 = { |
1268 | .masks = { 0x100, 0x001, 0x200, 0x002, 0x400, 0x004 }, |
1269 | .labels = "*\0""udma0 \0""*\0""udma1 \0""*\0""udma2 \0", |
1270 | }; |
1271 | |
1272 | printf("\n UDMA modes: "); |
1273 | print_flags(&ultra_modes1, id->dma_ultra); |
1274 | #ifdef __NEW_HD_DRIVE_ID |
1275 | if (id->hw_config & 0x2000) { |
1276 | #else /* !__NEW_HD_DRIVE_ID */ |
1277 | if (id->word93 & 0x2000) { |
1278 | #endif /* __NEW_HD_DRIVE_ID */ |
1279 | static const masks_labels_t ultra_modes2 = { |
1280 | .masks = { 0x0800, 0x0008, 0x1000, 0x0010, |
1281 | 0x2000, 0x0020, 0x4000, 0x0040, |
1282 | 0x8000, 0x0080 }, |
1283 | .labels = "*\0""udma3 \0""*\0""udma4 \0" |
1284 | "*\0""udma5 \0""*\0""udma6 \0" |
1285 | "*\0""udma7 \0" |
1286 | }; |
1287 | print_flags(&ultra_modes2, id->dma_ultra); |
1288 | } |
1289 | } |
1290 | printf("\n AdvancedPM=%s", (!(id_regs[83] & 8)) ? "no" : "yes"); |
1291 | if (id_regs[83] & 8) { |
1292 | if (!(id_regs[86] & 8)) |
1293 | printf(": disabled (255)"); |
1294 | else if ((id_regs[91] & 0xFF00) != 0x4000) |
1295 | printf(": unknown setting"); |
1296 | else |
1297 | printf(": mode=0x%02X (%u)", id_regs[91] & 0xFF, id_regs[91] & 0xFF); |
1298 | } |
1299 | if (id_regs[82] & 0x20) |
1300 | printf(" WriteCache=%s", (id_regs[85] & 0x20) ? "enabled" : "disabled"); |
1301 | #ifdef __NEW_HD_DRIVE_ID |
1302 | if ((id->minor_rev_num && id->minor_rev_num <= 31) |
1303 | || (id->major_rev_num && id->minor_rev_num <= 31) |
1304 | ) { |
1305 | printf("\n Drive conforms to: %s: ", |
1306 | (id->minor_rev_num <= 31) ? nth_string(minor_str, id->minor_rev_num) : "unknown"); |
1307 | if (id->major_rev_num != 0x0000 /* NOVAL_0 */ |
1308 | && id->major_rev_num != 0xFFFF /* NOVAL_1 */ |
1309 | ) { |
1310 | for (i = 0; i <= 15; i++) { |
1311 | if (id->major_rev_num & (1<<i)) |
1312 | printf(" ATA/ATAPI-%u", i); |
1313 | } |
1314 | } |
1315 | } |
1316 | #endif /* __NEW_HD_DRIVE_ID */ |
1317 | printf("\n\n * current active mode\n\n"); |
1318 | } |
1319 | #endif |
1320 | |
1321 | static void flush_buffer_cache(/*int fd*/ void) |
1322 | { |
1323 | fsync(fd); /* flush buffers */ |
1324 | ioctl_or_warn(fd, BLKFLSBUF, NULL); /* do it again, big time */ |
1325 | #ifdef HDIO_DRIVE_CMD |
1326 | sleep(1); |
1327 | if (ioctl(fd, HDIO_DRIVE_CMD, NULL) && errno != EINVAL) { /* await completion */ |
1328 | if (ENABLE_IOCTL_HEX2STR_ERROR) /* To be coherent with ioctl_or_warn */ |
1329 | bb_perror_msg("HDIO_DRIVE_CMD"); |
1330 | else |
1331 | bb_perror_msg("ioctl %#x failed", HDIO_DRIVE_CMD); |
1332 | } |
1333 | #endif |
1334 | } |
1335 | |
1336 | static void seek_to_zero(/*int fd*/ void) |
1337 | { |
1338 | xlseek(fd, (off_t) 0, SEEK_SET); |
1339 | } |
1340 | |
1341 | static void read_big_block(/*int fd,*/ char *buf) |
1342 | { |
1343 | int i; |
1344 | |
1345 | xread(fd, buf, TIMING_BUF_BYTES); |
1346 | /* access all sectors of buf to ensure the read fully completed */ |
1347 | for (i = 0; i < TIMING_BUF_BYTES; i += 512) |
1348 | buf[i] &= 1; |
1349 | } |
1350 | |
1351 | static unsigned dev_size_mb(/*int fd*/ void) |
1352 | { |
1353 | union { |
1354 | unsigned long long blksize64; |
1355 | unsigned blksize32; |
1356 | } u; |
1357 | |
1358 | if (0 == ioctl(fd, BLKGETSIZE64, &u.blksize64)) { // bytes |
1359 | u.blksize64 /= (1024 * 1024); |
1360 | } else { |
1361 | xioctl(fd, BLKGETSIZE, &u.blksize32); // sectors |
1362 | u.blksize64 = u.blksize32 / (2 * 1024); |
1363 | } |
1364 | if (u.blksize64 > UINT_MAX) |
1365 | return UINT_MAX; |
1366 | return u.blksize64; |
1367 | } |
1368 | |
1369 | static void print_timing(unsigned m, unsigned elapsed_us) |
1370 | { |
1371 | unsigned sec = elapsed_us / 1000000; |
1372 | unsigned hs = (elapsed_us % 1000000) / 10000; |
1373 | |
1374 | printf("%5u MB in %u.%02u seconds = %u kB/s\n", |
1375 | m, sec, hs, |
1376 | /* "| 1" prevents div-by-0 */ |
1377 | (unsigned) ((unsigned long long)m * (1024 * 1000000) / (elapsed_us | 1)) |
1378 | // ~= (m * 1024) / (elapsed_us / 1000000) |
1379 | // = kb / elapsed_sec |
1380 | ); |
1381 | } |
1382 | |
1383 | static void do_time(int cache /*,int fd*/) |
1384 | /* cache=1: time cache: repeatedly read N MB at offset 0 |
1385 | * cache=0: time device: linear read, starting at offset 0 |
1386 | */ |
1387 | { |
1388 | unsigned max_iterations, iterations; |
1389 | unsigned start; /* doesn't need to be long long */ |
1390 | unsigned elapsed, elapsed2; |
1391 | unsigned total_MB; |
1392 | char *buf = xmalloc(TIMING_BUF_BYTES); |
1393 | |
1394 | if (mlock(buf, TIMING_BUF_BYTES)) |
1395 | bb_perror_msg_and_die("mlock"); |
1396 | |
1397 | /* Clear out the device request queues & give them time to complete. |
1398 | * NB: *small* delay. User is expected to have a clue and to not run |
1399 | * heavy io in parallel with measurements. */ |
1400 | sync(); |
1401 | sleep(1); |
1402 | if (cache) { /* Time cache */ |
1403 | seek_to_zero(); |
1404 | read_big_block(buf); |
1405 | printf("Timing buffer-cache reads: "); |
1406 | } else { /* Time device */ |
1407 | printf("Timing buffered disk reads:"); |
1408 | } |
1409 | fflush_all(); |
1410 | |
1411 | /* Now do the timing */ |
1412 | iterations = 0; |
1413 | /* Max time to run (small for cache, avoids getting |
1414 | * huge total_MB which can overlow unsigned type) */ |
1415 | elapsed2 = 510000; /* cache */ |
1416 | max_iterations = UINT_MAX; |
1417 | if (!cache) { |
1418 | elapsed2 = 3000000; /* not cache */ |
1419 | /* Don't want to read past the end! */ |
1420 | max_iterations = dev_size_mb() / TIMING_BUF_MB; |
1421 | } |
1422 | start = monotonic_us(); |
1423 | do { |
1424 | if (cache) |
1425 | seek_to_zero(); |
1426 | read_big_block(buf); |
1427 | elapsed = (unsigned)monotonic_us() - start; |
1428 | ++iterations; |
1429 | } while (elapsed < elapsed2 && iterations < max_iterations); |
1430 | total_MB = iterations * TIMING_BUF_MB; |
1431 | //printf(" elapsed:%u iterations:%u ", elapsed, iterations); |
1432 | if (cache) { |
1433 | /* Cache: remove lseek() and monotonic_us() overheads |
1434 | * from elapsed */ |
1435 | start = monotonic_us(); |
1436 | do { |
1437 | seek_to_zero(); |
1438 | elapsed2 = (unsigned)monotonic_us() - start; |
1439 | } while (--iterations); |
1440 | //printf(" elapsed2:%u ", elapsed2); |
1441 | elapsed -= elapsed2; |
1442 | total_MB *= 2; // BUFCACHE_FACTOR (why?) |
1443 | flush_buffer_cache(); |
1444 | } |
1445 | print_timing(total_MB, elapsed); |
1446 | munlock(buf, TIMING_BUF_BYTES); |
1447 | free(buf); |
1448 | } |
1449 | |
1450 | #if ENABLE_FEATURE_HDPARM_HDIO_TRISTATE_HWIF |
1451 | static void bus_state_value(unsigned value) |
1452 | { |
1453 | if (value == BUSSTATE_ON) |
1454 | on_off(1); |
1455 | else if (value == BUSSTATE_OFF) |
1456 | on_off(0); |
1457 | else if (value == BUSSTATE_TRISTATE) |
1458 | printf(" (tristate)\n"); |
1459 | else |
1460 | printf(" (unknown: %d)\n", value); |
1461 | } |
1462 | #endif |
1463 | |
1464 | #ifdef HDIO_DRIVE_CMD |
1465 | static void interpret_standby(uint8_t standby) |
1466 | { |
1467 | printf(" ("); |
1468 | if (standby == 0) { |
1469 | printf("off"); |
1470 | } else if (standby <= 240 || standby == 252 || standby == 255) { |
1471 | /* standby is in 5 sec units */ |
1472 | unsigned t = standby * 5; |
1473 | printf("%u minutes %u seconds", t / 60, t % 60); |
1474 | } else if (standby <= 251) { |
1475 | unsigned t = (standby - 240); /* t is in 30 min units */; |
1476 | printf("%u.%c hours", t / 2, (t & 1) ? '5' : '0'); |
1477 | } |
1478 | if (standby == 253) |
1479 | printf("vendor-specific"); |
1480 | if (standby == 254) |
1481 | printf("reserved"); |
1482 | printf(")\n"); |
1483 | } |
1484 | |
1485 | static const uint8_t xfermode_val[] ALIGN1 = { |
1486 | 8, 9, 10, 11, 12, 13, 14, 15, |
1487 | 16, 17, 18, 19, 20, 21, 22, 23, |
1488 | 32, 33, 34, 35, 36, 37, 38, 39, |
1489 | 64, 65, 66, 67, 68, 69, 70, 71 |
1490 | }; |
1491 | /* NB: we save size by _not_ storing terninating NUL! */ |
1492 | static const char xfermode_name[][5] ALIGN1 = { |
1493 | "pio0", "pio1", "pio2", "pio3", "pio4", "pio5", "pio6", "pio7", |
1494 | "sdma0","sdma1","sdma2","sdma3","sdma4","sdma5","sdma6","sdma7", |
1495 | "mdma0","mdma1","mdma2","mdma3","mdma4","mdma5","mdma6","mdma7", |
1496 | "udma0","udma1","udma2","udma3","udma4","udma5","udma6","udma7" |
1497 | }; |
1498 | |
1499 | static int translate_xfermode(const char *name) |
1500 | { |
1501 | int val; |
1502 | unsigned i; |
1503 | |
1504 | for (i = 0; i < ARRAY_SIZE(xfermode_val); i++) { |
1505 | if (!strncmp(name, xfermode_name[i], 5)) |
1506 | if (strlen(name) <= 5) |
1507 | return xfermode_val[i]; |
1508 | } |
1509 | /* Negative numbers are invalid and are caught later */ |
1510 | val = bb_strtoi(name, NULL, 10); |
1511 | if (!errno) |
1512 | return val; |
1513 | return -1; |
1514 | } |
1515 | |
1516 | static void interpret_xfermode(unsigned xfermode) |
1517 | { |
1518 | printf(" ("); |
1519 | if (xfermode == 0) |
1520 | printf("default PIO mode"); |
1521 | else if (xfermode == 1) |
1522 | printf("default PIO mode, disable IORDY"); |
1523 | else if (xfermode >= 8 && xfermode <= 15) |
1524 | printf("PIO flow control mode%u", xfermode - 8); |
1525 | else if (xfermode >= 16 && xfermode <= 23) |
1526 | printf("singleword DMA mode%u", xfermode - 16); |
1527 | else if (xfermode >= 32 && xfermode <= 39) |
1528 | printf("multiword DMA mode%u", xfermode - 32); |
1529 | else if (xfermode >= 64 && xfermode <= 71) |
1530 | printf("UltraDMA mode%u", xfermode - 64); |
1531 | else |
1532 | printf("unknown"); |
1533 | printf(")\n"); |
1534 | } |
1535 | #endif /* HDIO_DRIVE_CMD */ |
1536 | |
1537 | static void print_flag(int flag, const char *s, unsigned long value) |
1538 | { |
1539 | if (flag) |
1540 | printf(" setting %s to %ld\n", s, value); |
1541 | } |
1542 | |
1543 | static void process_dev(char *devname) |
1544 | { |
1545 | /*int fd;*/ |
1546 | long parm, multcount; |
1547 | #ifndef HDIO_DRIVE_CMD |
1548 | int force_operation = 0; |
1549 | #endif |
1550 | /* Please restore args[n] to these values after each ioctl |
1551 | except for args[2] */ |
1552 | unsigned char args[4] = { WIN_SETFEATURES, 0, 0, 0 }; |
1553 | const char *fmt = " %s\t= %2ld"; |
1554 | |
1555 | /*fd = xopen_nonblocking(devname);*/ |
1556 | xmove_fd(xopen_nonblocking(devname), fd); |
1557 | printf("\n%s:\n", devname); |
1558 | |
1559 | if (getset_readahead == IS_SET) { |
1560 | print_flag(getset_readahead, "fs readahead", Xreadahead); |
1561 | ioctl_or_warn(fd, BLKRASET, (int *)Xreadahead); |
1562 | } |
1563 | #if ENABLE_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF |
1564 | if (unregister_hwif) { |
1565 | printf(" attempting to unregister hwif#%lu\n", hwif); |
1566 | ioctl_or_warn(fd, HDIO_UNREGISTER_HWIF, (int *)(unsigned long)hwif); |
1567 | } |
1568 | #endif |
1569 | #if ENABLE_FEATURE_HDPARM_HDIO_SCAN_HWIF |
1570 | if (scan_hwif == IS_SET) { |
1571 | printf(" attempting to scan hwif (0x%lx, 0x%lx, %lu)\n", hwif_data, hwif_ctrl, hwif_irq); |
1572 | args[0] = hwif_data; |
1573 | args[1] = hwif_ctrl; |
1574 | args[2] = hwif_irq; |
1575 | ioctl_or_warn(fd, HDIO_SCAN_HWIF, args); |
1576 | args[0] = WIN_SETFEATURES; |
1577 | args[1] = 0; |
1578 | } |
1579 | #endif |
1580 | if (set_piomode) { |
1581 | if (noisy_piomode) { |
1582 | printf(" attempting to "); |
1583 | if (piomode == 255) |
1584 | printf("auto-tune PIO mode\n"); |
1585 | else if (piomode < 100) |
1586 | printf("set PIO mode to %d\n", piomode); |
1587 | else if (piomode < 200) |
1588 | printf("set MDMA mode to %d\n", (piomode-100)); |
1589 | else |
1590 | printf("set UDMA mode to %d\n", (piomode-200)); |
1591 | } |
1592 | ioctl_or_warn(fd, HDIO_SET_PIO_MODE, (int *)(unsigned long)piomode); |
1593 | } |
1594 | if (getset_io32bit == IS_SET) { |
1595 | print_flag(getset_io32bit, "32-bit IO_support flag", io32bit); |
1596 | ioctl_or_warn(fd, HDIO_SET_32BIT, (int *)io32bit); |
1597 | } |
1598 | if (getset_mult == IS_SET) { |
1599 | print_flag(getset_mult, "multcount", mult); |
1600 | #ifdef HDIO_DRIVE_CMD |
1601 | ioctl_or_warn(fd, HDIO_SET_MULTCOUNT, (void *)mult); |
1602 | #else |
1603 | force_operation |= (!ioctl_or_warn(fd, HDIO_SET_MULTCOUNT, (void *)mult)); |
1604 | #endif |
1605 | } |
1606 | if (getset_readonly == IS_SET) { |
1607 | print_flag_on_off(getset_readonly, "readonly", readonly); |
1608 | ioctl_or_warn(fd, BLKROSET, &readonly); |
1609 | } |
1610 | if (getset_unmask == IS_SET) { |
1611 | print_flag_on_off(getset_unmask, "unmaskirq", unmask); |
1612 | ioctl_or_warn(fd, HDIO_SET_UNMASKINTR, (int *)unmask); |
1613 | } |
1614 | #if ENABLE_FEATURE_HDPARM_HDIO_GETSET_DMA |
1615 | if (getset_dma == IS_SET) { |
1616 | print_flag_on_off(getset_dma, "using_dma", dma); |
1617 | ioctl_or_warn(fd, HDIO_SET_DMA, (int *)dma); |
1618 | } |
1619 | #endif /* FEATURE_HDPARM_HDIO_GETSET_DMA */ |
1620 | #ifdef HDIO_SET_QDMA |
1621 | if (getset_dma_q == IS_SET) { |
1622 | print_flag_on_off(getset_dma_q, "DMA queue_depth", dma_q); |
1623 | ioctl_or_warn(fd, HDIO_SET_QDMA, (int *)dma_q); |
1624 | } |
1625 | #endif |
1626 | if (getset_nowerr == IS_SET) { |
1627 | print_flag_on_off(getset_nowerr, "nowerr", nowerr); |
1628 | ioctl_or_warn(fd, HDIO_SET_NOWERR, (int *)nowerr); |
1629 | } |
1630 | if (getset_keep == IS_SET) { |
1631 | print_flag_on_off(getset_keep, "keep_settings", keep); |
1632 | ioctl_or_warn(fd, HDIO_SET_KEEPSETTINGS, (int *)keep); |
1633 | } |
1634 | #ifdef HDIO_DRIVE_CMD |
1635 | if (getset_doorlock == IS_SET) { |
1636 | args[0] = doorlock ? WIN_DOORLOCK : WIN_DOORUNLOCK; |
1637 | args[2] = 0; |
1638 | print_flag_on_off(getset_doorlock, "drive doorlock", doorlock); |
1639 | ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); |
1640 | args[0] = WIN_SETFEATURES; |
1641 | } |
1642 | if (getset_dkeep == IS_SET) { |
1643 | /* lock/unlock the drive's "feature" settings */ |
1644 | print_flag_on_off(getset_dkeep, "drive keep features", dkeep); |
1645 | args[2] = dkeep ? 0x66 : 0xcc; |
1646 | ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); |
1647 | } |
1648 | if (getset_defects == IS_SET) { |
1649 | args[2] = defects ? 0x04 : 0x84; |
1650 | print_flag(getset_defects, "drive defect-mgmt", defects); |
1651 | ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); |
1652 | } |
1653 | if (getset_prefetch == IS_SET) { |
1654 | args[1] = prefetch; |
1655 | args[2] = 0xab; |
1656 | print_flag(getset_prefetch, "drive prefetch", prefetch); |
1657 | ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); |
1658 | args[1] = 0; |
1659 | } |
1660 | if (set_xfermode) { |
1661 | args[1] = xfermode_requested; |
1662 | args[2] = 3; |
1663 | print_flag(1, "xfermode", xfermode_requested); |
1664 | interpret_xfermode(xfermode_requested); |
1665 | ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); |
1666 | args[1] = 0; |
1667 | } |
1668 | if (getset_lookahead == IS_SET) { |
1669 | args[2] = lookahead ? 0xaa : 0x55; |
1670 | print_flag_on_off(getset_lookahead, "drive read-lookahead", lookahead); |
1671 | ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); |
1672 | } |
1673 | if (getset_apmmode == IS_SET) { |
1674 | /* feature register */ |
1675 | args[2] = (apmmode == 255) ? 0x85 /* disable */ : 0x05 /* set */; |
1676 | args[1] = apmmode; /* sector count register 1-255 */ |
1677 | printf(" setting APM level to %s 0x%02lX (%ld)\n", |
1678 | (apmmode == 255) ? "disabled" : "", |
1679 | apmmode, apmmode); |
1680 | ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); |
1681 | args[1] = 0; |
1682 | } |
1683 | if (getset_wcache == IS_SET) { |
1684 | #ifdef DO_FLUSHCACHE |
1685 | #ifndef WIN_FLUSHCACHE |
1686 | #define WIN_FLUSHCACHE 0xe7 |
1687 | #endif |
1688 | #endif /* DO_FLUSHCACHE */ |
1689 | args[2] = wcache ? 0x02 : 0x82; |
1690 | print_flag_on_off(getset_wcache, "drive write-caching", wcache); |
1691 | #ifdef DO_FLUSHCACHE |
1692 | if (!wcache) |
1693 | ioctl_or_warn(fd, HDIO_DRIVE_CMD, &flushcache); |
1694 | #endif /* DO_FLUSHCACHE */ |
1695 | ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); |
1696 | #ifdef DO_FLUSHCACHE |
1697 | if (!wcache) |
1698 | ioctl_or_warn(fd, HDIO_DRIVE_CMD, &flushcache); |
1699 | #endif /* DO_FLUSHCACHE */ |
1700 | } |
1701 | |
1702 | /* In code below, we do not preserve args[0], but the rest |
1703 | is preserved, including args[2] */ |
1704 | args[2] = 0; |
1705 | |
1706 | if (set_standbynow) { |
1707 | #ifndef WIN_STANDBYNOW1 |
1708 | #define WIN_STANDBYNOW1 0xE0 |
1709 | #endif |
1710 | #ifndef WIN_STANDBYNOW2 |
1711 | #define WIN_STANDBYNOW2 0x94 |
1712 | #endif |
1713 | printf(" issuing standby command\n"); |
1714 | args[0] = WIN_STANDBYNOW1; |
1715 | ioctl_alt_or_warn(HDIO_DRIVE_CMD, args, WIN_STANDBYNOW2); |
1716 | } |
1717 | if (set_sleepnow) { |
1718 | #ifndef WIN_SLEEPNOW1 |
1719 | #define WIN_SLEEPNOW1 0xE6 |
1720 | #endif |
1721 | #ifndef WIN_SLEEPNOW2 |
1722 | #define WIN_SLEEPNOW2 0x99 |
1723 | #endif |
1724 | printf(" issuing sleep command\n"); |
1725 | args[0] = WIN_SLEEPNOW1; |
1726 | ioctl_alt_or_warn(HDIO_DRIVE_CMD, args, WIN_SLEEPNOW2); |
1727 | } |
1728 | if (set_seagate) { |
1729 | args[0] = 0xfb; |
1730 | printf(" disabling Seagate auto powersaving mode\n"); |
1731 | ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); |
1732 | } |
1733 | if (getset_standby == IS_SET) { |
1734 | args[0] = WIN_SETIDLE1; |
1735 | args[1] = standby_requested; |
1736 | print_flag(1, "standby", standby_requested); |
1737 | interpret_standby(standby_requested); |
1738 | ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); |
1739 | args[1] = 0; |
1740 | } |
1741 | #else /* HDIO_DRIVE_CMD */ |
1742 | if (force_operation) { |
1743 | char buf[512]; |
1744 | flush_buffer_cache(); |
1745 | if (-1 == read(fd, buf, sizeof(buf))) |
1746 | bb_perror_msg("read of 512 bytes failed"); |
1747 | } |
1748 | #endif /* HDIO_DRIVE_CMD */ |
1749 | if (getset_mult || get_identity) { |
1750 | multcount = -1; |
1751 | if (ioctl(fd, HDIO_GET_MULTCOUNT, &multcount)) { |
1752 | /* To be coherent with ioctl_or_warn. */ |
1753 | if (getset_mult && ENABLE_IOCTL_HEX2STR_ERROR) |
1754 | bb_perror_msg("HDIO_GET_MULTCOUNT"); |
1755 | else |
1756 | bb_perror_msg("ioctl %#x failed", HDIO_GET_MULTCOUNT); |
1757 | } else if (getset_mult) { |
1758 | printf(fmt, "multcount", multcount); |
1759 | on_off(multcount != 0); |
1760 | } |
1761 | } |
1762 | if (getset_io32bit) { |
1763 | if (!ioctl_or_warn(fd, HDIO_GET_32BIT, &parm)) { |
1764 | printf(" IO_support\t=%3ld (", parm); |
1765 | if (parm == 0) |
1766 | printf("default 16-bit)\n"); |
1767 | else if (parm == 2) |
1768 | printf("16-bit)\n"); |
1769 | else if (parm == 1) |
1770 | printf("32-bit)\n"); |
1771 | else if (parm == 3) |
1772 | printf("32-bit w/sync)\n"); |
1773 | else if (parm == 8) |
1774 | printf("Request-Queue-Bypass)\n"); |
1775 | else |
1776 | printf("\?\?\?)\n"); |
1777 | } |
1778 | } |
1779 | if (getset_unmask) { |
1780 | if (!ioctl_or_warn(fd, HDIO_GET_UNMASKINTR, &parm)) |
1781 | print_value_on_off("unmaskirq", parm); |
1782 | } |
1783 | #if ENABLE_FEATURE_HDPARM_HDIO_GETSET_DMA |
1784 | if (getset_dma) { |
1785 | if (!ioctl_or_warn(fd, HDIO_GET_DMA, &parm)) { |
1786 | printf(fmt, "using_dma", parm); |
1787 | if (parm == 8) |
1788 | printf(" (DMA-Assisted-PIO)\n"); |
1789 | else |
1790 | on_off(parm != 0); |
1791 | } |
1792 | } |
1793 | #endif |
1794 | #ifdef HDIO_GET_QDMA |
1795 | if (getset_dma_q) { |
1796 | if (!ioctl_or_warn(fd, HDIO_GET_QDMA, &parm)) |
1797 | print_value_on_off("queue_depth", parm); |
1798 | } |
1799 | #endif |
1800 | if (getset_keep) { |
1801 | if (!ioctl_or_warn(fd, HDIO_GET_KEEPSETTINGS, &parm)) |
1802 | print_value_on_off("keepsettings", parm); |
1803 | } |
1804 | if (getset_nowerr) { |
1805 | if (!ioctl_or_warn(fd, HDIO_GET_NOWERR, &parm)) |
1806 | print_value_on_off("nowerr", parm); |
1807 | } |
1808 | if (getset_readonly) { |
1809 | if (!ioctl_or_warn(fd, BLKROGET, &parm)) |
1810 | print_value_on_off("readonly", parm); |
1811 | } |
1812 | if (getset_readahead) { |
1813 | if (!ioctl_or_warn(fd, BLKRAGET, &parm)) |
1814 | print_value_on_off("readahead", parm); |
1815 | } |
1816 | if (get_geom) { |
1817 | if (!ioctl_or_warn(fd, BLKGETSIZE, &parm)) { |
1818 | struct hd_geometry g; |
1819 | |
1820 | if (!ioctl_or_warn(fd, HDIO_GETGEO, &g)) |
1821 | printf(" geometry\t= %u/%u/%u, sectors = %ld, start = %ld\n", |
1822 | g.cylinders, g.heads, g.sectors, parm, g.start); |
1823 | } |
1824 | } |
1825 | #ifdef HDIO_DRIVE_CMD |
1826 | if (get_powermode) { |
1827 | #ifndef WIN_CHECKPOWERMODE1 |
1828 | #define WIN_CHECKPOWERMODE1 0xE5 |
1829 | #endif |
1830 | #ifndef WIN_CHECKPOWERMODE2 |
1831 | #define WIN_CHECKPOWERMODE2 0x98 |
1832 | #endif |
1833 | const char *state; |
1834 | |
1835 | args[0] = WIN_CHECKPOWERMODE1; |
1836 | if (ioctl_alt_or_warn(HDIO_DRIVE_CMD, args, WIN_CHECKPOWERMODE2)) { |
1837 | if (errno != EIO || args[0] != 0 || args[1] != 0) |
1838 | state = "unknown"; |
1839 | else |
1840 | state = "sleeping"; |
1841 | } else |
1842 | state = (args[2] == 255) ? "active/idle" : "standby"; |
1843 | args[1] = args[2] = 0; |
1844 | |
1845 | printf(" drive state is: %s\n", state); |
1846 | } |
1847 | #endif |
1848 | #if ENABLE_FEATURE_HDPARM_HDIO_DRIVE_RESET |
1849 | if (perform_reset) { |
1850 | ioctl_or_warn(fd, HDIO_DRIVE_RESET, NULL); |
1851 | } |
1852 | #endif /* FEATURE_HDPARM_HDIO_DRIVE_RESET */ |
1853 | #if ENABLE_FEATURE_HDPARM_HDIO_TRISTATE_HWIF |
1854 | if (perform_tristate) { |
1855 | args[0] = 0; |
1856 | args[1] = tristate; |
1857 | ioctl_or_warn(fd, HDIO_TRISTATE_HWIF, &args); |
1858 | } |
1859 | #endif /* FEATURE_HDPARM_HDIO_TRISTATE_HWIF */ |
1860 | #if ENABLE_FEATURE_HDPARM_GET_IDENTITY |
1861 | if (get_identity) { |
1862 | struct hd_driveid id; |
1863 | |
1864 | if (!ioctl(fd, HDIO_GET_IDENTITY, &id)) { |
1865 | if (multcount != -1) { |
1866 | id.multsect = multcount; |
1867 | id.multsect_valid |= 1; |
1868 | } else |
1869 | id.multsect_valid &= ~1; |
1870 | dump_identity(&id); |
1871 | } else if (errno == -ENOMSG) |
1872 | printf(" no identification info available\n"); |
1873 | else if (ENABLE_IOCTL_HEX2STR_ERROR) /* To be coherent with ioctl_or_warn */ |
1874 | bb_perror_msg("HDIO_GET_IDENTITY"); |
1875 | else |
1876 | bb_perror_msg("ioctl %#x failed", HDIO_GET_IDENTITY); |
1877 | } |
1878 | |
1879 | if (get_IDentity) { |
1880 | unsigned char args1[4+512]; /* = { ... } will eat 0.5k of rodata! */ |
1881 | |
1882 | memset(args1, 0, sizeof(args1)); |
1883 | args1[0] = WIN_IDENTIFY; |
1884 | args1[3] = 1; |
1885 | if (!ioctl_alt_or_warn(HDIO_DRIVE_CMD, args1, WIN_PIDENTIFY)) |
1886 | identify((void *)(args1 + 4)); |
1887 | } |
1888 | #endif |
1889 | #if ENABLE_FEATURE_HDPARM_HDIO_TRISTATE_HWIF |
1890 | if (getset_busstate == IS_SET) { |
1891 | print_flag(1, "bus state", busstate); |
1892 | bus_state_value(busstate); |
1893 | ioctl_or_warn(fd, HDIO_SET_BUSSTATE, (int *)(unsigned long)busstate); |
1894 | } |
1895 | if (getset_busstate) { |
1896 | if (!ioctl_or_warn(fd, HDIO_GET_BUSSTATE, &parm)) { |
1897 | printf(fmt, "bus state", parm); |
1898 | bus_state_value(parm); |
1899 | } |
1900 | } |
1901 | #endif |
1902 | if (reread_partn) |
1903 | ioctl_or_warn(fd, BLKRRPART, NULL); |
1904 | |
1905 | if (do_ctimings) |
1906 | do_time(1 /*,fd*/); /* time cache */ |
1907 | if (do_timings) |
1908 | do_time(0 /*,fd*/); /* time device */ |
1909 | if (do_flush) |
1910 | flush_buffer_cache(); |
1911 | close(fd); |
1912 | } |
1913 | |
1914 | #if ENABLE_FEATURE_HDPARM_GET_IDENTITY |
1915 | static int fromhex(unsigned char c) |
1916 | { |
1917 | if (isdigit(c)) |
1918 | return (c - '0'); |
1919 | if (c >= 'a' && c <= 'f') |
1920 | return (c - ('a' - 10)); |
1921 | bb_error_msg_and_die("bad char: '%c' 0x%02x", c, c); |
1922 | } |
1923 | |
1924 | static void identify_from_stdin(void) NORETURN; |
1925 | static void identify_from_stdin(void) |
1926 | { |
1927 | uint16_t sbuf[256]; |
1928 | unsigned char buf[1280]; |
1929 | unsigned char *b = (unsigned char *)buf; |
1930 | int i; |
1931 | |
1932 | xread(STDIN_FILENO, buf, 1280); |
1933 | |
1934 | // Convert the newline-separated hex data into an identify block. |
1935 | |
1936 | for (i = 0; i < 256; i++) { |
1937 | int j; |
1938 | for (j = 0; j < 4; j++) |
1939 | sbuf[i] = (sbuf[i] << 4) + fromhex(*(b++)); |
1940 | } |
1941 | |
1942 | // Parse the data. |
1943 | |
1944 | identify(sbuf); |
1945 | } |
1946 | #else |
1947 | void identify_from_stdin(void); |
1948 | #endif |
1949 | |
1950 | /* busybox specific stuff */ |
1951 | static int parse_opts(unsigned long *value, int min, int max) |
1952 | { |
1953 | if (optarg) { |
1954 | *value = xatol_range(optarg, min, max); |
1955 | return IS_SET; |
1956 | } |
1957 | return IS_GET; |
1958 | } |
1959 | static int parse_opts_0_max(unsigned long *value, int max) |
1960 | { |
1961 | return parse_opts(value, 0, max); |
1962 | } |
1963 | static int parse_opts_0_1(unsigned long *value) |
1964 | { |
1965 | return parse_opts(value, 0, 1); |
1966 | } |
1967 | static int parse_opts_0_INTMAX(unsigned long *value) |
1968 | { |
1969 | return parse_opts(value, 0, INT_MAX); |
1970 | } |
1971 | |
1972 | static void parse_xfermode(int flag, smallint *get, smallint *set, int *value) |
1973 | { |
1974 | if (flag) { |
1975 | *get = IS_GET; |
1976 | if (optarg) { |
1977 | *value = translate_xfermode(optarg); |
1978 | *set = (*value > -1); |
1979 | } |
1980 | } |
1981 | } |
1982 | |
1983 | /*------- getopt short options --------*/ |
1984 | static const char hdparm_options[] ALIGN1 = |
1985 | "gfu::n::p:r::m::c::k::a::B:tT" |
1986 | IF_FEATURE_HDPARM_GET_IDENTITY("iI") |
1987 | IF_FEATURE_HDPARM_HDIO_GETSET_DMA("d::") |
1988 | #ifdef HDIO_DRIVE_CMD |
1989 | "S:D:P:X:K:A:L:W:CyYzZ" |
1990 | #endif |
1991 | IF_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF("U:") |
1992 | #ifdef HDIO_GET_QDMA |
1993 | #ifdef HDIO_SET_QDMA |
1994 | "Q:" |
1995 | #else |
1996 | "Q" |
1997 | #endif |
1998 | #endif |
1999 | IF_FEATURE_HDPARM_HDIO_DRIVE_RESET("w") |
2000 | IF_FEATURE_HDPARM_HDIO_TRISTATE_HWIF("x::b:") |
2001 | IF_FEATURE_HDPARM_HDIO_SCAN_HWIF("R:"); |
2002 | /*-------------------------------------*/ |
2003 | |
2004 | /* our main() routine: */ |
2005 | int hdparm_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; |
2006 | int hdparm_main(int argc, char **argv) |
2007 | { |
2008 | int c; |
2009 | int flagcount = 0; |
2010 | |
2011 | while ((c = getopt(argc, argv, hdparm_options)) >= 0) { |
2012 | flagcount++; |
2013 | IF_FEATURE_HDPARM_GET_IDENTITY(get_IDentity |= (c == 'I')); |
2014 | IF_FEATURE_HDPARM_GET_IDENTITY(get_identity |= (c == 'i')); |
2015 | get_geom |= (c == 'g'); |
2016 | do_flush |= (c == 'f'); |
2017 | if (c == 'u') getset_unmask = parse_opts_0_1(&unmask); |
2018 | IF_FEATURE_HDPARM_HDIO_GETSET_DMA( |
2019 | if (c == 'd') getset_dma = parse_opts_0_max(&dma, 9); |
2020 | ) |
2021 | if (c == 'n') getset_nowerr = parse_opts_0_1(&nowerr); |
2022 | parse_xfermode((c == 'p'), &noisy_piomode, &set_piomode, &piomode); |
2023 | if (c == 'r') getset_readonly = parse_opts_0_1(&readonly); |
2024 | if (c == 'm') getset_mult = parse_opts_0_INTMAX(&mult /*32*/); |
2025 | if (c == 'c') getset_io32bit = parse_opts_0_INTMAX(&io32bit /*8*/); |
2026 | if (c == 'k') getset_keep = parse_opts_0_1(&keep); |
2027 | if (c == 'a') getset_readahead = parse_opts_0_INTMAX(&Xreadahead); |
2028 | if (c == 'B') getset_apmmode = parse_opts(&apmmode, 1, 255); |
2029 | do_flush |= do_timings |= (c == 't'); |
2030 | do_flush |= do_ctimings |= (c == 'T'); |
2031 | #ifdef HDIO_DRIVE_CMD |
2032 | if (c == 'S') getset_standby = parse_opts_0_max(&standby_requested, 255); |
2033 | if (c == 'D') getset_defects = parse_opts_0_INTMAX(&defects); |
2034 | if (c == 'P') getset_prefetch = parse_opts_0_INTMAX(&prefetch); |
2035 | parse_xfermode((c == 'X'), &get_xfermode, &set_xfermode, &xfermode_requested); |
2036 | if (c == 'K') getset_dkeep = parse_opts_0_1(&prefetch); |
2037 | if (c == 'A') getset_lookahead = parse_opts_0_1(&lookahead); |
2038 | if (c == 'L') getset_doorlock = parse_opts_0_1(&doorlock); |
2039 | if (c == 'W') getset_wcache = parse_opts_0_1(&wcache); |
2040 | get_powermode |= (c == 'C'); |
2041 | set_standbynow |= (c == 'y'); |
2042 | set_sleepnow |= (c == 'Y'); |
2043 | reread_partn |= (c == 'z'); |
2044 | set_seagate |= (c == 'Z'); |
2045 | #endif |
2046 | IF_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF(if (c == 'U') unregister_hwif = parse_opts_0_INTMAX(&hwif)); |
2047 | #ifdef HDIO_GET_QDMA |
2048 | if (c == 'Q') { |
2049 | getset_dma_q = parse_opts_0_INTMAX(&dma_q); |
2050 | } |
2051 | #endif |
2052 | IF_FEATURE_HDPARM_HDIO_DRIVE_RESET(perform_reset = (c == 'r')); |
2053 | IF_FEATURE_HDPARM_HDIO_TRISTATE_HWIF(if (c == 'x') perform_tristate = parse_opts_0_1(&tristate)); |
2054 | IF_FEATURE_HDPARM_HDIO_TRISTATE_HWIF(if (c == 'b') getset_busstate = parse_opts_0_max(&busstate, 2)); |
2055 | #if ENABLE_FEATURE_HDPARM_HDIO_SCAN_HWIF |
2056 | if (c == 'R') { |
2057 | scan_hwif = parse_opts_0_INTMAX(&hwif_data); |
2058 | hwif_ctrl = xatoi_u((argv[optind]) ? argv[optind] : ""); |
2059 | hwif_irq = xatoi_u((argv[optind+1]) ? argv[optind+1] : ""); |
2060 | /* Move past the 2 additional arguments */ |
2061 | argv += 2; |
2062 | argc -= 2; |
2063 | } |
2064 | #endif |
2065 | } |
2066 | /* When no flags are given (flagcount = 0), -acdgkmnru is assumed. */ |
2067 | if (!flagcount) { |
2068 | getset_mult = getset_io32bit = getset_unmask = getset_keep = getset_readonly = getset_readahead = get_geom = IS_GET; |
2069 | IF_FEATURE_HDPARM_HDIO_GETSET_DMA(getset_dma = IS_GET); |
2070 | } |
2071 | argv += optind; |
2072 | |
2073 | if (!*argv) { |
2074 | if (ENABLE_FEATURE_HDPARM_GET_IDENTITY && !isatty(STDIN_FILENO)) |
2075 | identify_from_stdin(); /* EXIT */ |
2076 | bb_show_usage(); |
2077 | } |
2078 | |
2079 | do { |
2080 | process_dev(*argv++); |
2081 | } while (*argv); |
2082 | |
2083 | return EXIT_SUCCESS; |
2084 | } |