blob: f0e9c9d757f40f9535e200970065ea5d6a7defe8
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 GPLv2 or later, see file LICENSE in this source tree. |
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 | |
15 | //usage:#define hdparm_trivial_usage |
16 | //usage: "[OPTIONS] [DEVICE]" |
17 | //usage:#define hdparm_full_usage "\n\n" |
18 | //usage: " -a Get/set fs readahead" |
19 | //usage: "\n -A Set drive read-lookahead flag (0/1)" |
20 | //usage: "\n -b Get/set bus state (0 == off, 1 == on, 2 == tristate)" |
21 | //usage: "\n -B Set Advanced Power Management setting (1-255)" |
22 | //usage: "\n -c Get/set IDE 32-bit IO setting" |
23 | //usage: "\n -C Check IDE power mode status" |
24 | //usage: IF_FEATURE_HDPARM_HDIO_GETSET_DMA( |
25 | //usage: "\n -d Get/set using_dma flag") |
26 | //usage: "\n -D Enable/disable drive defect-mgmt" |
27 | //usage: "\n -f Flush buffer cache for device on exit" |
28 | //usage: "\n -g Display drive geometry" |
29 | //usage: "\n -h Display terse usage information" |
30 | //usage: IF_FEATURE_HDPARM_GET_IDENTITY( |
31 | //usage: "\n -i Display drive identification") |
32 | //usage: IF_FEATURE_HDPARM_GET_IDENTITY( |
33 | //usage: "\n -I Detailed/current information directly from drive") |
34 | //usage: "\n -k Get/set keep_settings_over_reset flag (0/1)" |
35 | //usage: "\n -K Set drive keep_features_over_reset flag (0/1)" |
36 | //usage: "\n -L Set drive doorlock (0/1) (removable harddisks only)" |
37 | //usage: "\n -m Get/set multiple sector count" |
38 | //usage: "\n -n Get/set ignore-write-errors flag (0/1)" |
39 | //usage: "\n -p Set PIO mode on IDE interface chipset (0,1,2,3,4,...)" |
40 | //usage: "\n -P Set drive prefetch count" |
41 | /* //usage: "\n -q Change next setting quietly" - not supported ib bbox */ |
42 | //usage: "\n -Q Get/set DMA tagged-queuing depth (if supported)" |
43 | //usage: "\n -r Get/set readonly flag (DANGEROUS to set)" |
44 | //usage: IF_FEATURE_HDPARM_HDIO_SCAN_HWIF( |
45 | //usage: "\n -R Register an IDE interface (DANGEROUS)") |
46 | //usage: "\n -S Set standby (spindown) timeout" |
47 | //usage: "\n -t Perform device read timings" |
48 | //usage: "\n -T Perform cache read timings" |
49 | //usage: "\n -u Get/set unmaskirq flag (0/1)" |
50 | //usage: IF_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF( |
51 | //usage: "\n -U Unregister an IDE interface (DANGEROUS)") |
52 | //usage: "\n -v Defaults; same as -mcudkrag for IDE drives" |
53 | //usage: "\n -V Display program version and exit immediately" |
54 | //usage: IF_FEATURE_HDPARM_HDIO_DRIVE_RESET( |
55 | //usage: "\n -w Perform device reset (DANGEROUS)") |
56 | //usage: "\n -W Set drive write-caching flag (0/1) (DANGEROUS)" |
57 | //usage: IF_FEATURE_HDPARM_HDIO_TRISTATE_HWIF( |
58 | //usage: "\n -x Tristate device for hotswap (0/1) (DANGEROUS)") |
59 | //usage: "\n -X Set IDE xfer mode (DANGEROUS)" |
60 | //usage: "\n -y Put IDE drive in standby mode" |
61 | //usage: "\n -Y Put IDE drive to sleep" |
62 | //usage: "\n -Z Disable Seagate auto-powersaving mode" |
63 | //usage: "\n -z Reread partition table" |
64 | |
65 | #include "libbb.h" |
66 | /* must be _after_ libbb.h: */ |
67 | #include <linux/hdreg.h> |
68 | #include <sys/mount.h> |
69 | #if !defined(BLKGETSIZE64) |
70 | # define BLKGETSIZE64 _IOR(0x12,114,size_t) |
71 | #endif |
72 | |
73 | /* device types */ |
74 | /* ------------ */ |
75 | #define NO_DEV 0xffff |
76 | #define ATA_DEV 0x0000 |
77 | #define ATAPI_DEV 0x0001 |
78 | |
79 | /* word definitions */ |
80 | /* ---------------- */ |
81 | #define GEN_CONFIG 0 /* general configuration */ |
82 | #define LCYLS 1 /* number of logical cylinders */ |
83 | #define CONFIG 2 /* specific configuration */ |
84 | #define LHEADS 3 /* number of logical heads */ |
85 | #define TRACK_BYTES 4 /* number of bytes/track (ATA-1) */ |
86 | #define SECT_BYTES 5 /* number of bytes/sector (ATA-1) */ |
87 | #define LSECTS 6 /* number of logical sectors/track */ |
88 | #define START_SERIAL 10 /* ASCII serial number */ |
89 | #define LENGTH_SERIAL 10 /* 10 words (20 bytes or characters) */ |
90 | #define BUF_TYPE 20 /* buffer type (ATA-1) */ |
91 | #define BUFFER__SIZE 21 /* buffer size (ATA-1) */ |
92 | #define RW_LONG 22 /* extra bytes in R/W LONG cmd ( < ATA-4)*/ |
93 | #define START_FW_REV 23 /* ASCII firmware revision */ |
94 | #define LENGTH_FW_REV 4 /* 4 words (8 bytes or characters) */ |
95 | #define START_MODEL 27 /* ASCII model number */ |
96 | #define LENGTH_MODEL 20 /* 20 words (40 bytes or characters) */ |
97 | #define SECTOR_XFER_MAX 47 /* r/w multiple: max sectors xfered */ |
98 | #define DWORD_IO 48 /* can do double-word IO (ATA-1 only) */ |
99 | #define CAPAB_0 49 /* capabilities */ |
100 | #define CAPAB_1 50 |
101 | #define PIO_MODE 51 /* max PIO mode supported (obsolete)*/ |
102 | #define DMA_MODE 52 /* max Singleword DMA mode supported (obs)*/ |
103 | #define WHATS_VALID 53 /* what fields are valid */ |
104 | #define LCYLS_CUR 54 /* current logical cylinders */ |
105 | #define LHEADS_CUR 55 /* current logical heads */ |
106 | #define LSECTS_CUR 56 /* current logical sectors/track */ |
107 | #define CAPACITY_LSB 57 /* current capacity in sectors */ |
108 | #define CAPACITY_MSB 58 |
109 | #define SECTOR_XFER_CUR 59 /* r/w multiple: current sectors xfered */ |
110 | #define LBA_SECTS_LSB 60 /* LBA: total number of user */ |
111 | #define LBA_SECTS_MSB 61 /* addressable sectors */ |
112 | #define SINGLE_DMA 62 /* singleword DMA modes */ |
113 | #define MULTI_DMA 63 /* multiword DMA modes */ |
114 | #define ADV_PIO_MODES 64 /* advanced PIO modes supported */ |
115 | /* multiword DMA xfer cycle time: */ |
116 | #define DMA_TIME_MIN 65 /* - minimum */ |
117 | #define DMA_TIME_NORM 66 /* - manufacturer's recommended */ |
118 | /* minimum PIO xfer cycle time: */ |
119 | #define PIO_NO_FLOW 67 /* - without flow control */ |
120 | #define PIO_FLOW 68 /* - with IORDY flow control */ |
121 | #define PKT_REL 71 /* typical #ns from PKT cmd to bus rel */ |
122 | #define SVC_NBSY 72 /* typical #ns from SERVICE cmd to !BSY */ |
123 | #define CDR_MAJOR 73 /* CD ROM: major version number */ |
124 | #define CDR_MINOR 74 /* CD ROM: minor version number */ |
125 | #define QUEUE_DEPTH 75 /* queue depth */ |
126 | #define MAJOR 80 /* major version number */ |
127 | #define MINOR 81 /* minor version number */ |
128 | #define CMDS_SUPP_0 82 /* command/feature set(s) supported */ |
129 | #define CMDS_SUPP_1 83 |
130 | #define CMDS_SUPP_2 84 |
131 | #define CMDS_EN_0 85 /* command/feature set(s) enabled */ |
132 | #define CMDS_EN_1 86 |
133 | #define CMDS_EN_2 87 |
134 | #define ULTRA_DMA 88 /* ultra DMA modes */ |
135 | /* time to complete security erase */ |
136 | #define ERASE_TIME 89 /* - ordinary */ |
137 | #define ENH_ERASE_TIME 90 /* - enhanced */ |
138 | #define ADV_PWR 91 /* current advanced power management level |
139 | in low byte, 0x40 in high byte. */ |
140 | #define PSWD_CODE 92 /* master password revision code */ |
141 | #define HWRST_RSLT 93 /* hardware reset result */ |
142 | #define ACOUSTIC 94 /* acoustic mgmt values ( >= ATA-6) */ |
143 | #define LBA_LSB 100 /* LBA: maximum. Currently only 48 */ |
144 | #define LBA_MID 101 /* bits are used, but addr 103 */ |
145 | #define LBA_48_MSB 102 /* has been reserved for LBA in */ |
146 | #define LBA_64_MSB 103 /* the future. */ |
147 | #define RM_STAT 127 /* removable media status notification feature set support */ |
148 | #define SECU_STATUS 128 /* security status */ |
149 | #define CFA_PWR_MODE 160 /* CFA power mode 1 */ |
150 | #define START_MEDIA 176 /* media serial number */ |
151 | #define LENGTH_MEDIA 20 /* 20 words (40 bytes or characters)*/ |
152 | #define START_MANUF 196 /* media manufacturer I.D. */ |
153 | #define LENGTH_MANUF 10 /* 10 words (20 bytes or characters) */ |
154 | #define INTEGRITY 255 /* integrity word */ |
155 | |
156 | /* bit definitions within the words */ |
157 | /* -------------------------------- */ |
158 | |
159 | /* many words are considered valid if bit 15 is 0 and bit 14 is 1 */ |
160 | #define VALID 0xc000 |
161 | #define VALID_VAL 0x4000 |
162 | /* many words are considered invalid if they are either all-0 or all-1 */ |
163 | #define NOVAL_0 0x0000 |
164 | #define NOVAL_1 0xffff |
165 | |
166 | /* word 0: gen_config */ |
167 | #define NOT_ATA 0x8000 |
168 | #define NOT_ATAPI 0x4000 /* (check only if bit 15 == 1) */ |
169 | #define MEDIA_REMOVABLE 0x0080 |
170 | #define DRIVE_NOT_REMOVABLE 0x0040 /* bit obsoleted in ATA 6 */ |
171 | #define INCOMPLETE 0x0004 |
172 | #define CFA_SUPPORT_VAL 0x848a /* 848a=CFA feature set support */ |
173 | #define DRQ_RESPONSE_TIME 0x0060 |
174 | #define DRQ_3MS_VAL 0x0000 |
175 | #define DRQ_INTR_VAL 0x0020 |
176 | #define DRQ_50US_VAL 0x0040 |
177 | #define PKT_SIZE_SUPPORTED 0x0003 |
178 | #define PKT_SIZE_12_VAL 0x0000 |
179 | #define PKT_SIZE_16_VAL 0x0001 |
180 | #define EQPT_TYPE 0x1f00 |
181 | #define SHIFT_EQPT 8 |
182 | |
183 | #define CDROM 0x0005 |
184 | |
185 | /* word 1: number of logical cylinders */ |
186 | #define LCYLS_MAX 0x3fff /* maximum allowable value */ |
187 | |
188 | /* word 2: specific configuration |
189 | * (a) require SET FEATURES to spin-up |
190 | * (b) require spin-up to fully reply to IDENTIFY DEVICE |
191 | */ |
192 | #define STBY_NID_VAL 0x37c8 /* (a) and (b) */ |
193 | #define STBY_ID_VAL 0x738c /* (a) and not (b) */ |
194 | #define PWRD_NID_VAL 0x8c73 /* not (a) and (b) */ |
195 | #define PWRD_ID_VAL 0xc837 /* not (a) and not (b) */ |
196 | |
197 | /* words 47 & 59: sector_xfer_max & sector_xfer_cur */ |
198 | #define SECTOR_XFER 0x00ff /* sectors xfered on r/w multiple cmds*/ |
199 | #define MULTIPLE_SETTING_VALID 0x0100 /* 1=multiple sector setting is valid */ |
200 | |
201 | /* word 49: capabilities 0 */ |
202 | #define STD_STBY 0x2000 /* 1=standard values supported (ATA); 0=vendor specific values */ |
203 | #define IORDY_SUP 0x0800 /* 1=support; 0=may be supported */ |
204 | #define IORDY_OFF 0x0400 /* 1=may be disabled */ |
205 | #define LBA_SUP 0x0200 /* 1=Logical Block Address support */ |
206 | #define DMA_SUP 0x0100 /* 1=Direct Memory Access support */ |
207 | #define DMA_IL_SUP 0x8000 /* 1=interleaved DMA support (ATAPI) */ |
208 | #define CMD_Q_SUP 0x4000 /* 1=command queuing support (ATAPI) */ |
209 | #define OVLP_SUP 0x2000 /* 1=overlap operation support (ATAPI) */ |
210 | #define SWRST_REQ 0x1000 /* 1=ATA SW reset required (ATAPI, obsolete */ |
211 | |
212 | /* word 50: capabilities 1 */ |
213 | #define MIN_STANDBY_TIMER 0x0001 /* 1=device specific standby timer value minimum */ |
214 | |
215 | /* words 51 & 52: PIO & DMA cycle times */ |
216 | #define MODE 0xff00 /* the mode is in the MSBs */ |
217 | |
218 | /* word 53: whats_valid */ |
219 | #define OK_W88 0x0004 /* the ultra_dma info is valid */ |
220 | #define OK_W64_70 0x0002 /* see above for word descriptions */ |
221 | #define OK_W54_58 0x0001 /* current cyl, head, sector, cap. info valid */ |
222 | |
223 | /*word 63,88: dma_mode, ultra_dma_mode*/ |
224 | #define MODE_MAX 7 /* bit definitions force udma <=7 (when |
225 | * udma >=8 comes out it'll have to be |
226 | * defined in a new dma_mode word!) */ |
227 | |
228 | /* word 64: PIO transfer modes */ |
229 | #define PIO_SUP 0x00ff /* only bits 0 & 1 are used so far, */ |
230 | #define PIO_MODE_MAX 8 /* but all 8 bits are defined */ |
231 | |
232 | /* word 75: queue_depth */ |
233 | #define DEPTH_BITS 0x001f /* bits used for queue depth */ |
234 | |
235 | /* words 80-81: version numbers */ |
236 | /* NOVAL_0 or NOVAL_1 means device does not report version */ |
237 | |
238 | /* word 81: minor version number */ |
239 | #define MINOR_MAX 0x22 |
240 | /* words 82-84: cmds/feats supported */ |
241 | #define CMDS_W82 0x77ff /* word 82: defined command locations*/ |
242 | #define CMDS_W83 0x3fff /* word 83: defined command locations*/ |
243 | #define CMDS_W84 0x002f /* word 83: defined command locations*/ |
244 | #define SUPPORT_48_BIT 0x0400 |
245 | #define NUM_CMD_FEAT_STR 48 |
246 | |
247 | /* words 85-87: cmds/feats enabled */ |
248 | /* use cmd_feat_str[] to display what commands and features have |
249 | * been enabled with words 85-87 |
250 | */ |
251 | |
252 | /* words 89, 90, SECU ERASE TIME */ |
253 | #define ERASE_BITS 0x00ff |
254 | |
255 | /* word 92: master password revision */ |
256 | /* NOVAL_0 or NOVAL_1 means no support for master password revision */ |
257 | |
258 | /* word 93: hw reset result */ |
259 | #define CBLID 0x2000 /* CBLID status */ |
260 | #define RST0 0x0001 /* 1=reset to device #0 */ |
261 | #define DEV_DET 0x0006 /* how device num determined */ |
262 | #define JUMPER_VAL 0x0002 /* device num determined by jumper */ |
263 | #define CSEL_VAL 0x0004 /* device num determined by CSEL_VAL */ |
264 | |
265 | /* word 127: removable media status notification feature set support */ |
266 | #define RM_STAT_BITS 0x0003 |
267 | #define RM_STAT_SUP 0x0001 |
268 | |
269 | /* word 128: security */ |
270 | #define SECU_ENABLED 0x0002 |
271 | #define SECU_LEVEL 0x0010 |
272 | #define NUM_SECU_STR 6 |
273 | |
274 | /* word 160: CFA power mode */ |
275 | #define VALID_W160 0x8000 /* 1=word valid */ |
276 | #define PWR_MODE_REQ 0x2000 /* 1=CFA power mode req'd by some cmds*/ |
277 | #define PWR_MODE_OFF 0x1000 /* 1=CFA power moded disabled */ |
278 | #define MAX_AMPS 0x0fff /* value = max current in ma */ |
279 | |
280 | /* word 255: integrity */ |
281 | #define SIG 0x00ff /* signature location */ |
282 | #define SIG_VAL 0x00a5 /* signature value */ |
283 | |
284 | #define TIMING_BUF_MB 1 |
285 | #define TIMING_BUF_BYTES (TIMING_BUF_MB * 1024 * 1024) |
286 | |
287 | #undef DO_FLUSHCACHE /* under construction: force cache flush on -W0 */ |
288 | |
289 | |
290 | #define IS_GET 1 |
291 | #define IS_SET 2 |
292 | |
293 | |
294 | enum { fd = 3 }; |
295 | |
296 | |
297 | struct globals { |
298 | smallint get_identity, get_geom; |
299 | smallint do_flush; |
300 | smallint do_ctimings, do_timings; |
301 | smallint reread_partn; |
302 | smallint set_piomode, noisy_piomode; |
303 | smallint getset_readahead; |
304 | smallint getset_readonly; |
305 | smallint getset_unmask; |
306 | smallint getset_mult; |
307 | #ifdef HDIO_GET_QDMA |
308 | smallint getset_dma_q; |
309 | #endif |
310 | smallint getset_nowerr; |
311 | smallint getset_keep; |
312 | smallint getset_io32bit; |
313 | int piomode; |
314 | unsigned long Xreadahead; |
315 | unsigned long readonly; |
316 | unsigned long unmask; |
317 | unsigned long mult; |
318 | #ifdef HDIO_SET_QDMA |
319 | unsigned long dma_q; |
320 | #endif |
321 | unsigned long nowerr; |
322 | unsigned long keep; |
323 | unsigned long io32bit; |
324 | #if ENABLE_FEATURE_HDPARM_HDIO_GETSET_DMA |
325 | unsigned long dma; |
326 | smallint getset_dma; |
327 | #endif |
328 | #ifdef HDIO_DRIVE_CMD |
329 | smallint set_xfermode, get_xfermode; |
330 | smallint getset_dkeep; |
331 | smallint getset_standby; |
332 | smallint getset_lookahead; |
333 | smallint getset_prefetch; |
334 | smallint getset_defects; |
335 | smallint getset_wcache; |
336 | smallint getset_doorlock; |
337 | smallint set_seagate; |
338 | smallint set_standbynow; |
339 | smallint set_sleepnow; |
340 | smallint get_powermode; |
341 | smallint getset_apmmode; |
342 | int xfermode_requested; |
343 | unsigned long dkeep; |
344 | unsigned long standby_requested; /* 0..255 */ |
345 | unsigned long lookahead; |
346 | unsigned long prefetch; |
347 | unsigned long defects; |
348 | unsigned long wcache; |
349 | unsigned long doorlock; |
350 | unsigned long apmmode; |
351 | #endif |
352 | IF_FEATURE_HDPARM_GET_IDENTITY( smallint get_IDentity;) |
353 | IF_FEATURE_HDPARM_HDIO_TRISTATE_HWIF( smallint getset_busstate;) |
354 | IF_FEATURE_HDPARM_HDIO_DRIVE_RESET( smallint perform_reset;) |
355 | IF_FEATURE_HDPARM_HDIO_TRISTATE_HWIF( smallint perform_tristate;) |
356 | IF_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF(smallint unregister_hwif;) |
357 | IF_FEATURE_HDPARM_HDIO_SCAN_HWIF( smallint scan_hwif;) |
358 | IF_FEATURE_HDPARM_HDIO_TRISTATE_HWIF( unsigned long busstate;) |
359 | IF_FEATURE_HDPARM_HDIO_TRISTATE_HWIF( unsigned long tristate;) |
360 | IF_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF(unsigned long hwif;) |
361 | #if ENABLE_FEATURE_HDPARM_HDIO_SCAN_HWIF |
362 | unsigned long hwif_data; |
363 | unsigned long hwif_ctrl; |
364 | unsigned long hwif_irq; |
365 | #endif |
366 | #ifdef DO_FLUSHCACHE |
367 | unsigned char flushcache[4] = { WIN_FLUSHCACHE, 0, 0, 0 }; |
368 | #endif |
369 | } FIX_ALIASING; |
370 | #define G (*(struct globals*)&bb_common_bufsiz1) |
371 | struct BUG_G_too_big { |
372 | char BUG_G_too_big[sizeof(G) <= COMMON_BUFSIZE ? 1 : -1]; |
373 | }; |
374 | #define get_identity (G.get_identity ) |
375 | #define get_geom (G.get_geom ) |
376 | #define do_flush (G.do_flush ) |
377 | #define do_ctimings (G.do_ctimings ) |
378 | #define do_timings (G.do_timings ) |
379 | #define reread_partn (G.reread_partn ) |
380 | #define set_piomode (G.set_piomode ) |
381 | #define noisy_piomode (G.noisy_piomode ) |
382 | #define getset_readahead (G.getset_readahead ) |
383 | #define getset_readonly (G.getset_readonly ) |
384 | #define getset_unmask (G.getset_unmask ) |
385 | #define getset_mult (G.getset_mult ) |
386 | #define getset_dma_q (G.getset_dma_q ) |
387 | #define getset_nowerr (G.getset_nowerr ) |
388 | #define getset_keep (G.getset_keep ) |
389 | #define getset_io32bit (G.getset_io32bit ) |
390 | #define piomode (G.piomode ) |
391 | #define Xreadahead (G.Xreadahead ) |
392 | #define readonly (G.readonly ) |
393 | #define unmask (G.unmask ) |
394 | #define mult (G.mult ) |
395 | #define dma_q (G.dma_q ) |
396 | #define nowerr (G.nowerr ) |
397 | #define keep (G.keep ) |
398 | #define io32bit (G.io32bit ) |
399 | #define dma (G.dma ) |
400 | #define getset_dma (G.getset_dma ) |
401 | #define set_xfermode (G.set_xfermode ) |
402 | #define get_xfermode (G.get_xfermode ) |
403 | #define getset_dkeep (G.getset_dkeep ) |
404 | #define getset_standby (G.getset_standby ) |
405 | #define getset_lookahead (G.getset_lookahead ) |
406 | #define getset_prefetch (G.getset_prefetch ) |
407 | #define getset_defects (G.getset_defects ) |
408 | #define getset_wcache (G.getset_wcache ) |
409 | #define getset_doorlock (G.getset_doorlock ) |
410 | #define set_seagate (G.set_seagate ) |
411 | #define set_standbynow (G.set_standbynow ) |
412 | #define set_sleepnow (G.set_sleepnow ) |
413 | #define get_powermode (G.get_powermode ) |
414 | #define getset_apmmode (G.getset_apmmode ) |
415 | #define xfermode_requested (G.xfermode_requested ) |
416 | #define dkeep (G.dkeep ) |
417 | #define standby_requested (G.standby_requested ) |
418 | #define lookahead (G.lookahead ) |
419 | #define prefetch (G.prefetch ) |
420 | #define defects (G.defects ) |
421 | #define wcache (G.wcache ) |
422 | #define doorlock (G.doorlock ) |
423 | #define apmmode (G.apmmode ) |
424 | #define get_IDentity (G.get_IDentity ) |
425 | #define getset_busstate (G.getset_busstate ) |
426 | #define perform_reset (G.perform_reset ) |
427 | #define perform_tristate (G.perform_tristate ) |
428 | #define unregister_hwif (G.unregister_hwif ) |
429 | #define scan_hwif (G.scan_hwif ) |
430 | #define busstate (G.busstate ) |
431 | #define tristate (G.tristate ) |
432 | #define hwif (G.hwif ) |
433 | #define hwif_data (G.hwif_data ) |
434 | #define hwif_ctrl (G.hwif_ctrl ) |
435 | #define hwif_irq (G.hwif_irq ) |
436 | #define INIT_G() do { } while (0) |
437 | |
438 | |
439 | /* Busybox messages and functions */ |
440 | #if ENABLE_IOCTL_HEX2STR_ERROR |
441 | static int ioctl_alt_func(/*int fd,*/ int cmd, unsigned char *args, int alt, const char *string) |
442 | { |
443 | if (!ioctl(fd, cmd, args)) |
444 | return 0; |
445 | args[0] = alt; |
446 | return bb_ioctl_or_warn(fd, cmd, args, string); |
447 | } |
448 | #define ioctl_alt_or_warn(cmd,args,alt) ioctl_alt_func(cmd,args,alt,#cmd) |
449 | #else |
450 | static int ioctl_alt_func(/*int fd,*/ int cmd, unsigned char *args, int alt) |
451 | { |
452 | if (!ioctl(fd, cmd, args)) |
453 | return 0; |
454 | args[0] = alt; |
455 | return bb_ioctl_or_warn(fd, cmd, args); |
456 | } |
457 | #define ioctl_alt_or_warn(cmd,args,alt) ioctl_alt_func(cmd,args,alt) |
458 | #endif |
459 | |
460 | static void on_off(int value) |
461 | { |
462 | puts(value ? " (on)" : " (off)"); |
463 | } |
464 | |
465 | static void print_flag_on_off(int get_arg, const char *s, unsigned long arg) |
466 | { |
467 | if (get_arg) { |
468 | printf(" setting %s to %lu", s, arg); |
469 | on_off(arg); |
470 | } |
471 | } |
472 | |
473 | static void print_value_on_off(const char *str, unsigned long argp) |
474 | { |
475 | printf(" %s\t= %2lu", str, argp); |
476 | on_off(argp != 0); |
477 | } |
478 | |
479 | #if ENABLE_FEATURE_HDPARM_GET_IDENTITY |
480 | static void print_ascii(const char *p, int length) |
481 | { |
482 | #if BB_BIG_ENDIAN |
483 | #define LE_ONLY(x) |
484 | enum { ofs = 0 }; |
485 | #else |
486 | #define LE_ONLY(x) x |
487 | /* every 16bit word is big-endian (i.e. inverted) */ |
488 | /* accessing bytes in 1,0, 3,2, 5,4... sequence */ |
489 | int ofs = 1; |
490 | #endif |
491 | |
492 | length *= 2; |
493 | /* find first non-space & print it */ |
494 | while (length && p[ofs] != ' ') { |
495 | p++; |
496 | LE_ONLY(ofs = -ofs;) |
497 | length--; |
498 | } |
499 | while (length && p[ofs]) { |
500 | bb_putchar(p[ofs]); |
501 | p++; |
502 | LE_ONLY(ofs = -ofs;) |
503 | length--; |
504 | } |
505 | bb_putchar('\n'); |
506 | #undef LE_ONLY |
507 | } |
508 | |
509 | static void xprint_ascii(uint16_t *val, int i, const char *string, int n) |
510 | { |
511 | if (val[i]) { |
512 | printf("\t%-20s", string); |
513 | print_ascii((void*)&val[i], n); |
514 | } |
515 | } |
516 | |
517 | static uint8_t mode_loop(uint16_t mode_sup, uint16_t mode_sel, int cc, uint8_t *have_mode) |
518 | { |
519 | uint16_t ii; |
520 | uint8_t err_dma = 0; |
521 | |
522 | for (ii = 0; ii <= MODE_MAX; ii++) { |
523 | if (mode_sel & 0x0001) { |
524 | printf("*%cdma%u ", cc, ii); |
525 | if (*have_mode) |
526 | err_dma = 1; |
527 | *have_mode = 1; |
528 | } else if (mode_sup & 0x0001) |
529 | printf("%cdma%u ", cc, ii); |
530 | |
531 | mode_sup >>= 1; |
532 | mode_sel >>= 1; |
533 | } |
534 | return err_dma; |
535 | } |
536 | |
537 | static const char pkt_str[] ALIGN1 = |
538 | "Direct-access device" "\0" /* word 0, bits 12-8 = 00 */ |
539 | "Sequential-access device" "\0" /* word 0, bits 12-8 = 01 */ |
540 | "Printer" "\0" /* word 0, bits 12-8 = 02 */ |
541 | "Processor" "\0" /* word 0, bits 12-8 = 03 */ |
542 | "Write-once device" "\0" /* word 0, bits 12-8 = 04 */ |
543 | "CD-ROM" "\0" /* word 0, bits 12-8 = 05 */ |
544 | "Scanner" "\0" /* word 0, bits 12-8 = 06 */ |
545 | "Optical memory" "\0" /* word 0, bits 12-8 = 07 */ |
546 | "Medium changer" "\0" /* word 0, bits 12-8 = 08 */ |
547 | "Communications device" "\0" /* word 0, bits 12-8 = 09 */ |
548 | "ACS-IT8 device" "\0" /* word 0, bits 12-8 = 0a */ |
549 | "ACS-IT8 device" "\0" /* word 0, bits 12-8 = 0b */ |
550 | "Array controller" "\0" /* word 0, bits 12-8 = 0c */ |
551 | "Enclosure services" "\0" /* word 0, bits 12-8 = 0d */ |
552 | "Reduced block command device" "\0" /* word 0, bits 12-8 = 0e */ |
553 | "Optical card reader/writer" "\0" /* word 0, bits 12-8 = 0f */ |
554 | ; |
555 | |
556 | static const char ata1_cfg_str[] ALIGN1 = /* word 0 in ATA-1 mode */ |
557 | "reserved" "\0" /* bit 0 */ |
558 | "hard sectored" "\0" /* bit 1 */ |
559 | "soft sectored" "\0" /* bit 2 */ |
560 | "not MFM encoded " "\0" /* bit 3 */ |
561 | "head switch time > 15us" "\0" /* bit 4 */ |
562 | "spindle motor control option" "\0" /* bit 5 */ |
563 | "fixed drive" "\0" /* bit 6 */ |
564 | "removable drive" "\0" /* bit 7 */ |
565 | "disk xfer rate <= 5Mbs" "\0" /* bit 8 */ |
566 | "disk xfer rate > 5Mbs, <= 10Mbs" "\0" /* bit 9 */ |
567 | "disk xfer rate > 5Mbs" "\0" /* bit 10 */ |
568 | "rotational speed tol." "\0" /* bit 11 */ |
569 | "data strobe offset option" "\0" /* bit 12 */ |
570 | "track offset option" "\0" /* bit 13 */ |
571 | "format speed tolerance gap reqd" "\0" /* bit 14 */ |
572 | "ATAPI" /* bit 14 */ |
573 | ; |
574 | |
575 | static const char minor_str[] ALIGN1 = |
576 | /* word 81 value: */ |
577 | "Unspecified" "\0" /* 0x0000 */ |
578 | "ATA-1 X3T9.2 781D prior to rev.4" "\0" /* 0x0001 */ |
579 | "ATA-1 published, ANSI X3.221-1994" "\0" /* 0x0002 */ |
580 | "ATA-1 X3T9.2 781D rev.4" "\0" /* 0x0003 */ |
581 | "ATA-2 published, ANSI X3.279-1996" "\0" /* 0x0004 */ |
582 | "ATA-2 X3T10 948D prior to rev.2k" "\0" /* 0x0005 */ |
583 | "ATA-3 X3T10 2008D rev.1" "\0" /* 0x0006 */ |
584 | "ATA-2 X3T10 948D rev.2k" "\0" /* 0x0007 */ |
585 | "ATA-3 X3T10 2008D rev.0" "\0" /* 0x0008 */ |
586 | "ATA-2 X3T10 948D rev.3" "\0" /* 0x0009 */ |
587 | "ATA-3 published, ANSI X3.298-199x" "\0" /* 0x000a */ |
588 | "ATA-3 X3T10 2008D rev.6" "\0" /* 0x000b */ |
589 | "ATA-3 X3T13 2008D rev.7 and 7a" "\0" /* 0x000c */ |
590 | "ATA/ATAPI-4 X3T13 1153D rev.6" "\0" /* 0x000d */ |
591 | "ATA/ATAPI-4 T13 1153D rev.13" "\0" /* 0x000e */ |
592 | "ATA/ATAPI-4 X3T13 1153D rev.7" "\0" /* 0x000f */ |
593 | "ATA/ATAPI-4 T13 1153D rev.18" "\0" /* 0x0010 */ |
594 | "ATA/ATAPI-4 T13 1153D rev.15" "\0" /* 0x0011 */ |
595 | "ATA/ATAPI-4 published, ANSI INCITS 317-1998" "\0" /* 0x0012 */ |
596 | "ATA/ATAPI-5 T13 1321D rev.3" "\0" /* 0x0013 */ |
597 | "ATA/ATAPI-4 T13 1153D rev.14" "\0" /* 0x0014 */ |
598 | "ATA/ATAPI-5 T13 1321D rev.1" "\0" /* 0x0015 */ |
599 | "ATA/ATAPI-5 published, ANSI INCITS 340-2000" "\0" /* 0x0016 */ |
600 | "ATA/ATAPI-4 T13 1153D rev.17" "\0" /* 0x0017 */ |
601 | "ATA/ATAPI-6 T13 1410D rev.0" "\0" /* 0x0018 */ |
602 | "ATA/ATAPI-6 T13 1410D rev.3a" "\0" /* 0x0019 */ |
603 | "ATA/ATAPI-7 T13 1532D rev.1" "\0" /* 0x001a */ |
604 | "ATA/ATAPI-6 T13 1410D rev.2" "\0" /* 0x001b */ |
605 | "ATA/ATAPI-6 T13 1410D rev.1" "\0" /* 0x001c */ |
606 | "ATA/ATAPI-7 published, ANSI INCITS 397-2005" "\0" /* 0x001d */ |
607 | "ATA/ATAPI-7 T13 1532D rev.0" "\0" /* 0x001e */ |
608 | "reserved" "\0" /* 0x001f */ |
609 | "reserved" "\0" /* 0x0020 */ |
610 | "ATA/ATAPI-7 T13 1532D rev.4a" "\0" /* 0x0021 */ |
611 | "ATA/ATAPI-6 published, ANSI INCITS 361-2002" "\0" /* 0x0022 */ |
612 | "reserved" /* 0x0023-0xfffe */ |
613 | ; |
614 | static const char actual_ver[MINOR_MAX + 2] ALIGN1 = { |
615 | /* word 81 value: */ |
616 | 0, /* 0x0000 WARNING: actual_ver[] array */ |
617 | 1, /* 0x0001 WARNING: corresponds */ |
618 | 1, /* 0x0002 WARNING: *exactly* */ |
619 | 1, /* 0x0003 WARNING: to the ATA/ */ |
620 | 2, /* 0x0004 WARNING: ATAPI version */ |
621 | 2, /* 0x0005 WARNING: listed in */ |
622 | 3, /* 0x0006 WARNING: the */ |
623 | 2, /* 0x0007 WARNING: minor_str */ |
624 | 3, /* 0x0008 WARNING: array */ |
625 | 2, /* 0x0009 WARNING: above. */ |
626 | 3, /* 0x000a WARNING: */ |
627 | 3, /* 0x000b WARNING: If you change */ |
628 | 3, /* 0x000c WARNING: that one, */ |
629 | 4, /* 0x000d WARNING: change this one */ |
630 | 4, /* 0x000e WARNING: too!!! */ |
631 | 4, /* 0x000f */ |
632 | 4, /* 0x0010 */ |
633 | 4, /* 0x0011 */ |
634 | 4, /* 0x0012 */ |
635 | 5, /* 0x0013 */ |
636 | 4, /* 0x0014 */ |
637 | 5, /* 0x0015 */ |
638 | 5, /* 0x0016 */ |
639 | 4, /* 0x0017 */ |
640 | 6, /* 0x0018 */ |
641 | 6, /* 0x0019 */ |
642 | 7, /* 0x001a */ |
643 | 6, /* 0x001b */ |
644 | 6, /* 0x001c */ |
645 | 7, /* 0x001d */ |
646 | 7, /* 0x001e */ |
647 | 0, /* 0x001f */ |
648 | 0, /* 0x0020 */ |
649 | 7, /* 0x0021 */ |
650 | 6, /* 0x0022 */ |
651 | 0 /* 0x0023-0xfffe */ |
652 | }; |
653 | |
654 | static const char cmd_feat_str[] ALIGN1 = |
655 | "" "\0" /* word 82 bit 15: obsolete */ |
656 | "NOP cmd" "\0" /* word 82 bit 14 */ |
657 | "READ BUFFER cmd" "\0" /* word 82 bit 13 */ |
658 | "WRITE BUFFER cmd" "\0" /* word 82 bit 12 */ |
659 | "" "\0" /* word 82 bit 11: obsolete */ |
660 | "Host Protected Area feature set" "\0" /* word 82 bit 10 */ |
661 | "DEVICE RESET cmd" "\0" /* word 82 bit 9 */ |
662 | "SERVICE interrupt" "\0" /* word 82 bit 8 */ |
663 | "Release interrupt" "\0" /* word 82 bit 7 */ |
664 | "Look-ahead" "\0" /* word 82 bit 6 */ |
665 | "Write cache" "\0" /* word 82 bit 5 */ |
666 | "PACKET command feature set" "\0" /* word 82 bit 4 */ |
667 | "Power Management feature set" "\0" /* word 82 bit 3 */ |
668 | "Removable Media feature set" "\0" /* word 82 bit 2 */ |
669 | "Security Mode feature set" "\0" /* word 82 bit 1 */ |
670 | "SMART feature set" "\0" /* word 82 bit 0 */ |
671 | /* -------------- */ |
672 | "" "\0" /* word 83 bit 15: !valid bit */ |
673 | "" "\0" /* word 83 bit 14: valid bit */ |
674 | "FLUSH CACHE EXT cmd" "\0" /* word 83 bit 13 */ |
675 | "Mandatory FLUSH CACHE cmd " "\0" /* word 83 bit 12 */ |
676 | "Device Configuration Overlay feature set " "\0" |
677 | "48-bit Address feature set " "\0" /* word 83 bit 10 */ |
678 | "" "\0" |
679 | "SET MAX security extension" "\0" /* word 83 bit 8 */ |
680 | "Address Offset Reserved Area Boot" "\0" /* word 83 bit 7 */ |
681 | "SET FEATURES subcommand required to spinup after power up" "\0" |
682 | "Power-Up In Standby feature set" "\0" /* word 83 bit 5 */ |
683 | "Removable Media Status Notification feature set" "\0" |
684 | "Adv. Power Management feature set" "\0" /* word 83 bit 3 */ |
685 | "CFA feature set" "\0" /* word 83 bit 2 */ |
686 | "READ/WRITE DMA QUEUED" "\0" /* word 83 bit 1 */ |
687 | "DOWNLOAD MICROCODE cmd" "\0" /* word 83 bit 0 */ |
688 | /* -------------- */ |
689 | "" "\0" /* word 84 bit 15: !valid bit */ |
690 | "" "\0" /* word 84 bit 14: valid bit */ |
691 | "" "\0" /* word 84 bit 13: reserved */ |
692 | "" "\0" /* word 84 bit 12: reserved */ |
693 | "" "\0" /* word 84 bit 11: reserved */ |
694 | "" "\0" /* word 84 bit 10: reserved */ |
695 | "" "\0" /* word 84 bit 9: reserved */ |
696 | "" "\0" /* word 84 bit 8: reserved */ |
697 | "" "\0" /* word 84 bit 7: reserved */ |
698 | "" "\0" /* word 84 bit 6: reserved */ |
699 | "General Purpose Logging feature set" "\0" /* word 84 bit 5 */ |
700 | "" "\0" /* word 84 bit 4: reserved */ |
701 | "Media Card Pass Through Command feature set " "\0" |
702 | "Media serial number " "\0" /* word 84 bit 2 */ |
703 | "SMART self-test " "\0" /* word 84 bit 1 */ |
704 | "SMART error logging " /* word 84 bit 0 */ |
705 | ; |
706 | |
707 | static const char secu_str[] ALIGN1 = |
708 | "supported" "\0" /* word 128, bit 0 */ |
709 | "enabled" "\0" /* word 128, bit 1 */ |
710 | "locked" "\0" /* word 128, bit 2 */ |
711 | "frozen" "\0" /* word 128, bit 3 */ |
712 | "expired: security count" "\0" /* word 128, bit 4 */ |
713 | "supported: enhanced erase" /* word 128, bit 5 */ |
714 | ; |
715 | |
716 | // Parse 512 byte disk identification block and print much crap. |
717 | static void identify(uint16_t *val) NORETURN; |
718 | static void identify(uint16_t *val) |
719 | { |
720 | uint16_t ii, jj, kk; |
721 | uint16_t like_std = 1, std = 0, min_std = 0xffff; |
722 | uint16_t dev = NO_DEV, eqpt = NO_DEV; |
723 | uint8_t have_mode = 0, err_dma = 0; |
724 | uint8_t chksum = 0; |
725 | uint32_t ll, mm, nn, oo; |
726 | uint64_t bbbig; /* (:) */ |
727 | const char *strng; |
728 | #if BB_BIG_ENDIAN |
729 | uint16_t buf[256]; |
730 | |
731 | // Adjust for endianness |
732 | swab(val, buf, sizeof(buf)); |
733 | val = buf; |
734 | #endif |
735 | /* check if we recognize the device type */ |
736 | bb_putchar('\n'); |
737 | if (!(val[GEN_CONFIG] & NOT_ATA)) { |
738 | dev = ATA_DEV; |
739 | printf("ATA device, with "); |
740 | } else if (val[GEN_CONFIG]==CFA_SUPPORT_VAL) { |
741 | dev = ATA_DEV; |
742 | like_std = 4; |
743 | printf("CompactFlash ATA device, with "); |
744 | } else if (!(val[GEN_CONFIG] & NOT_ATAPI)) { |
745 | dev = ATAPI_DEV; |
746 | eqpt = (val[GEN_CONFIG] & EQPT_TYPE) >> SHIFT_EQPT; |
747 | printf("ATAPI %s, with ", eqpt <= 0xf ? nth_string(pkt_str, eqpt) : "unknown"); |
748 | like_std = 3; |
749 | } else |
750 | /* "Unknown device type:\n\tbits 15&14 of general configuration word 0 both set to 1.\n" */ |
751 | bb_error_msg_and_die("unknown device type"); |
752 | |
753 | printf("%sremovable media\n", !(val[GEN_CONFIG] & MEDIA_REMOVABLE) ? "non-" : ""); |
754 | /* Info from the specific configuration word says whether or not the |
755 | * ID command completed correctly. It is only defined, however in |
756 | * ATA/ATAPI-5 & 6; it is reserved (value theoretically 0) in prior |
757 | * standards. Since the values allowed for this word are extremely |
758 | * specific, it should be safe to check it now, even though we don't |
759 | * know yet what standard this device is using. |
760 | */ |
761 | if ((val[CONFIG]==STBY_NID_VAL) || (val[CONFIG]==STBY_ID_VAL) |
762 | || (val[CONFIG]==PWRD_NID_VAL) || (val[CONFIG]==PWRD_ID_VAL) |
763 | ) { |
764 | like_std = 5; |
765 | if ((val[CONFIG]==STBY_NID_VAL) || (val[CONFIG]==STBY_ID_VAL)) |
766 | printf("powers-up in standby; SET FEATURES subcmd spins-up.\n"); |
767 | if (((val[CONFIG]==STBY_NID_VAL) || (val[CONFIG]==PWRD_NID_VAL)) && (val[GEN_CONFIG] & INCOMPLETE)) |
768 | printf("\n\tWARNING: ID response incomplete.\n\tFollowing data may be incorrect.\n\n"); |
769 | } |
770 | |
771 | /* output the model and serial numbers and the fw revision */ |
772 | xprint_ascii(val, START_MODEL, "Model Number:", LENGTH_MODEL); |
773 | xprint_ascii(val, START_SERIAL, "Serial Number:", LENGTH_SERIAL); |
774 | xprint_ascii(val, START_FW_REV, "Firmware Revision:", LENGTH_FW_REV); |
775 | xprint_ascii(val, START_MEDIA, "Media Serial Num:", LENGTH_MEDIA); |
776 | xprint_ascii(val, START_MANUF, "Media Manufacturer:", LENGTH_MANUF); |
777 | |
778 | /* major & minor standards version number (Note: these words were not |
779 | * defined until ATA-3 & the CDROM std uses different words.) */ |
780 | printf("Standards:"); |
781 | if (eqpt != CDROM) { |
782 | if (val[MINOR] && (val[MINOR] <= MINOR_MAX)) { |
783 | if (like_std < 3) like_std = 3; |
784 | std = actual_ver[val[MINOR]]; |
785 | if (std) |
786 | printf("\n\tUsed: %s ", nth_string(minor_str, val[MINOR])); |
787 | } |
788 | /* looks like when they up-issue the std, they obsolete one; |
789 | * thus, only the newest 4 issues need be supported. (That's |
790 | * what "kk" and "min_std" are all about.) */ |
791 | if (val[MAJOR] && (val[MAJOR] != NOVAL_1)) { |
792 | printf("\n\tSupported: "); |
793 | jj = val[MAJOR] << 1; |
794 | kk = like_std >4 ? like_std-4: 0; |
795 | for (ii = 14; (ii >0)&&(ii>kk); ii--) { |
796 | if (jj & 0x8000) { |
797 | printf("%u ", ii); |
798 | if (like_std < ii) { |
799 | like_std = ii; |
800 | kk = like_std >4 ? like_std-4: 0; |
801 | } |
802 | if (min_std > ii) min_std = ii; |
803 | } |
804 | jj <<= 1; |
805 | } |
806 | if (like_std < 3) like_std = 3; |
807 | } |
808 | /* Figure out what standard the device is using if it hasn't told |
809 | * us. If we know the std, check if the device is using any of |
810 | * the words from the next level up. It happens. |
811 | */ |
812 | if (like_std < std) like_std = std; |
813 | |
814 | if (((std == 5) || (!std && (like_std < 6))) && |
815 | ((((val[CMDS_SUPP_1] & VALID) == VALID_VAL) && |
816 | (( val[CMDS_SUPP_1] & CMDS_W83) > 0x00ff)) || |
817 | ((( val[CMDS_SUPP_2] & VALID) == VALID_VAL) && |
818 | ( val[CMDS_SUPP_2] & CMDS_W84) ) ) |
819 | ) { |
820 | like_std = 6; |
821 | } else if (((std == 4) || (!std && (like_std < 5))) && |
822 | ((((val[INTEGRITY] & SIG) == SIG_VAL) && !chksum) || |
823 | (( val[HWRST_RSLT] & VALID) == VALID_VAL) || |
824 | ((( val[CMDS_SUPP_1] & VALID) == VALID_VAL) && |
825 | (( val[CMDS_SUPP_1] & CMDS_W83) > 0x001f)) ) ) |
826 | { |
827 | like_std = 5; |
828 | } else if (((std == 3) || (!std && (like_std < 4))) && |
829 | ((((val[CMDS_SUPP_1] & VALID) == VALID_VAL) && |
830 | ((( val[CMDS_SUPP_1] & CMDS_W83) > 0x0000) || |
831 | (( val[CMDS_SUPP_0] & CMDS_W82) > 0x000f))) || |
832 | (( val[CAPAB_1] & VALID) == VALID_VAL) || |
833 | (( val[WHATS_VALID] & OK_W88) && val[ULTRA_DMA]) || |
834 | (( val[RM_STAT] & RM_STAT_BITS) == RM_STAT_SUP) ) |
835 | ) { |
836 | like_std = 4; |
837 | } else if (((std == 2) || (!std && (like_std < 3))) |
838 | && ((val[CMDS_SUPP_1] & VALID) == VALID_VAL) |
839 | ) { |
840 | like_std = 3; |
841 | } else if (((std == 1) || (!std && (like_std < 2))) && |
842 | ((val[CAPAB_0] & (IORDY_SUP | IORDY_OFF)) || |
843 | (val[WHATS_VALID] & OK_W64_70)) ) |
844 | { |
845 | like_std = 2; |
846 | } |
847 | |
848 | if (!std) |
849 | printf("\n\tLikely used: %u\n", like_std); |
850 | else if (like_std > std) |
851 | printf("& some of %u\n", like_std); |
852 | else |
853 | bb_putchar('\n'); |
854 | } else { |
855 | /* TBD: do CDROM stuff more thoroughly. For now... */ |
856 | kk = 0; |
857 | if (val[CDR_MINOR] == 9) { |
858 | kk = 1; |
859 | printf("\n\tUsed: ATAPI for CD-ROMs, SFF-8020i, r2.5"); |
860 | } |
861 | if (val[CDR_MAJOR] && (val[CDR_MAJOR] !=NOVAL_1)) { |
862 | kk = 1; |
863 | printf("\n\tSupported: CD-ROM ATAPI"); |
864 | jj = val[CDR_MAJOR] >> 1; |
865 | for (ii = 1; ii < 15; ii++) { |
866 | if (jj & 0x0001) printf("-%u ", ii); |
867 | jj >>= 1; |
868 | } |
869 | } |
870 | puts(kk ? "" : "\n\tLikely used CD-ROM ATAPI-1"); |
871 | /* the cdrom stuff is more like ATA-2 than anything else, so: */ |
872 | like_std = 2; |
873 | } |
874 | |
875 | if (min_std == 0xffff) |
876 | min_std = like_std > 4 ? like_std - 3 : 1; |
877 | |
878 | printf("Configuration:\n"); |
879 | /* more info from the general configuration word */ |
880 | if ((eqpt != CDROM) && (like_std == 1)) { |
881 | jj = val[GEN_CONFIG] >> 1; |
882 | for (ii = 1; ii < 15; ii++) { |
883 | if (jj & 0x0001) |
884 | printf("\t%s\n", nth_string(ata1_cfg_str, ii)); |
885 | jj >>=1; |
886 | } |
887 | } |
888 | if (dev == ATAPI_DEV) { |
889 | if ((val[GEN_CONFIG] & DRQ_RESPONSE_TIME) == DRQ_3MS_VAL) |
890 | strng = "3ms"; |
891 | else if ((val[GEN_CONFIG] & DRQ_RESPONSE_TIME) == DRQ_INTR_VAL) |
892 | strng = "<=10ms with INTRQ"; |
893 | else if ((val[GEN_CONFIG] & DRQ_RESPONSE_TIME) == DRQ_50US_VAL) |
894 | strng ="50us"; |
895 | else |
896 | strng = "unknown"; |
897 | printf("\tDRQ response: %s\n\tPacket size: ", strng); /* Data Request (DRQ) */ |
898 | |
899 | if ((val[GEN_CONFIG] & PKT_SIZE_SUPPORTED) == PKT_SIZE_12_VAL) |
900 | strng = "12 bytes"; |
901 | else if ((val[GEN_CONFIG] & PKT_SIZE_SUPPORTED) == PKT_SIZE_16_VAL) |
902 | strng = "16 bytes"; |
903 | else |
904 | strng = "unknown"; |
905 | puts(strng); |
906 | } else { |
907 | /* addressing...CHS? See section 6.2 of ATA specs 4 or 5 */ |
908 | ll = (uint32_t)val[LBA_SECTS_MSB] << 16 | val[LBA_SECTS_LSB]; |
909 | mm = 0; |
910 | bbbig = 0; |
911 | if ((ll > 0x00FBFC10) && (!val[LCYLS])) |
912 | printf("\tCHS addressing not supported\n"); |
913 | else { |
914 | jj = val[WHATS_VALID] & OK_W54_58; |
915 | printf("\tLogical\t\tmax\tcurrent\n" |
916 | "\tcylinders\t%u\t%u\n" |
917 | "\theads\t\t%u\t%u\n" |
918 | "\tsectors/track\t%u\t%u\n" |
919 | "\t--\n", |
920 | val[LCYLS], |
921 | jj ? val[LCYLS_CUR] : 0, |
922 | val[LHEADS], |
923 | jj ? val[LHEADS_CUR] : 0, |
924 | val[LSECTS], |
925 | jj ? val[LSECTS_CUR] : 0); |
926 | |
927 | if ((min_std == 1) && (val[TRACK_BYTES] || val[SECT_BYTES])) |
928 | printf("\tbytes/track: %u\tbytes/sector: %u\n", |
929 | val[TRACK_BYTES], val[SECT_BYTES]); |
930 | |
931 | if (jj) { |
932 | mm = (uint32_t)val[CAPACITY_MSB] << 16 | val[CAPACITY_LSB]; |
933 | if (like_std < 3) { |
934 | /* check Endian of capacity bytes */ |
935 | nn = val[LCYLS_CUR] * val[LHEADS_CUR] * val[LSECTS_CUR]; |
936 | oo = (uint32_t)val[CAPACITY_LSB] << 16 | val[CAPACITY_MSB]; |
937 | if (abs(mm - nn) > abs(oo - nn)) |
938 | mm = oo; |
939 | } |
940 | printf("\tCHS current addressable sectors:%11u\n", mm); |
941 | } |
942 | } |
943 | /* LBA addressing */ |
944 | printf("\tLBA user addressable sectors:%11u\n", ll); |
945 | if (((val[CMDS_SUPP_1] & VALID) == VALID_VAL) |
946 | && (val[CMDS_SUPP_1] & SUPPORT_48_BIT) |
947 | ) { |
948 | bbbig = (uint64_t)val[LBA_64_MSB] << 48 | |
949 | (uint64_t)val[LBA_48_MSB] << 32 | |
950 | (uint64_t)val[LBA_MID] << 16 | |
951 | val[LBA_LSB]; |
952 | printf("\tLBA48 user addressable sectors:%11"PRIu64"\n", bbbig); |
953 | } |
954 | |
955 | if (!bbbig) |
956 | bbbig = (uint64_t)(ll>mm ? ll : mm); /* # 512 byte blocks */ |
957 | printf("\tdevice size with M = 1024*1024: %11"PRIu64" MBytes\n", bbbig>>11); |
958 | bbbig = (bbbig << 9) / 1000000; |
959 | printf("\tdevice size with M = 1000*1000: %11"PRIu64" MBytes ", bbbig); |
960 | |
961 | if (bbbig > 1000) |
962 | printf("(%"PRIu64" GB)\n", bbbig/1000); |
963 | else |
964 | bb_putchar('\n'); |
965 | } |
966 | |
967 | /* hw support of commands (capabilities) */ |
968 | printf("Capabilities:\n\t"); |
969 | |
970 | if (dev == ATAPI_DEV) { |
971 | if (eqpt != CDROM && (val[CAPAB_0] & CMD_Q_SUP)) |
972 | printf("Cmd queuing, "); |
973 | if (val[CAPAB_0] & OVLP_SUP) |
974 | printf("Cmd overlap, "); |
975 | } |
976 | if (val[CAPAB_0] & LBA_SUP) printf("LBA, "); |
977 | |
978 | if (like_std != 1) { |
979 | printf("IORDY%s(can%s be disabled)\n", |
980 | !(val[CAPAB_0] & IORDY_SUP) ? "(may be)" : "", |
981 | (val[CAPAB_0] & IORDY_OFF) ? "" :"not"); |
982 | } else |
983 | printf("no IORDY\n"); |
984 | |
985 | if ((like_std == 1) && val[BUF_TYPE]) { |
986 | printf("\tBuffer type: %04x: %s%s\n", val[BUF_TYPE], |
987 | (val[BUF_TYPE] < 2) ? "single port, single-sector" : "dual port, multi-sector", |
988 | (val[BUF_TYPE] > 2) ? " with read caching ability" : ""); |
989 | } |
990 | |
991 | if ((min_std == 1) && (val[BUFFER__SIZE] && (val[BUFFER__SIZE] != NOVAL_1))) { |
992 | printf("\tBuffer size: %.1fkB\n", (float)val[BUFFER__SIZE]/2); |
993 | } |
994 | if ((min_std < 4) && (val[RW_LONG])) { |
995 | printf("\tbytes avail on r/w long: %u\n", val[RW_LONG]); |
996 | } |
997 | if ((eqpt != CDROM) && (like_std > 3)) { |
998 | printf("\tQueue depth: %u\n", (val[QUEUE_DEPTH] & DEPTH_BITS) + 1); |
999 | } |
1000 | |
1001 | if (dev == ATA_DEV) { |
1002 | if (like_std == 1) |
1003 | printf("\tCan%s perform double-word IO\n", (!val[DWORD_IO]) ? "not" : ""); |
1004 | else { |
1005 | printf("\tStandby timer values: spec'd by %s", |
1006 | (val[CAPAB_0] & STD_STBY) ? "standard" : "vendor"); |
1007 | if ((like_std > 3) && ((val[CAPAB_1] & VALID) == VALID_VAL)) |
1008 | printf(", %s device specific minimum\n", |
1009 | (val[CAPAB_1] & MIN_STANDBY_TIMER) ? "with" : "no"); |
1010 | else |
1011 | bb_putchar('\n'); |
1012 | } |
1013 | printf("\tR/W multiple sector transfer: "); |
1014 | if ((like_std < 3) && !(val[SECTOR_XFER_MAX] & SECTOR_XFER)) |
1015 | printf("not supported\n"); |
1016 | else { |
1017 | printf("Max = %u\tCurrent = ", val[SECTOR_XFER_MAX] & SECTOR_XFER); |
1018 | if (val[SECTOR_XFER_CUR] & MULTIPLE_SETTING_VALID) |
1019 | printf("%u\n", val[SECTOR_XFER_CUR] & SECTOR_XFER); |
1020 | else |
1021 | printf("?\n"); |
1022 | } |
1023 | if ((like_std > 3) && (val[CMDS_SUPP_1] & 0x0008)) { |
1024 | /* We print out elsewhere whether the APM feature is enabled or |
1025 | * not. If it's not enabled, let's not repeat the info; just print |
1026 | * nothing here. */ |
1027 | printf("\tAdvancedPM level: "); |
1028 | if ((val[ADV_PWR] & 0xFF00) == 0x4000) { |
1029 | uint8_t apm_level = val[ADV_PWR] & 0x00FF; |
1030 | printf("%u (0x%x)\n", apm_level, apm_level); |
1031 | } |
1032 | else |
1033 | printf("unknown setting (0x%04x)\n", val[ADV_PWR]); |
1034 | } |
1035 | if (like_std > 5 && val[ACOUSTIC]) { |
1036 | printf("\tRecommended acoustic management value: %u, current value: %u\n", |
1037 | (val[ACOUSTIC] >> 8) & 0x00ff, |
1038 | val[ACOUSTIC] & 0x00ff); |
1039 | } |
1040 | } else { |
1041 | /* ATAPI */ |
1042 | if (eqpt != CDROM && (val[CAPAB_0] & SWRST_REQ)) |
1043 | printf("\tATA sw reset required\n"); |
1044 | |
1045 | if (val[PKT_REL] || val[SVC_NBSY]) { |
1046 | printf("\tOverlap support:"); |
1047 | if (val[PKT_REL]) |
1048 | printf(" %uus to release bus.", val[PKT_REL]); |
1049 | if (val[SVC_NBSY]) |
1050 | printf(" %uus to clear BSY after SERVICE cmd.", |
1051 | val[SVC_NBSY]); |
1052 | bb_putchar('\n'); |
1053 | } |
1054 | } |
1055 | |
1056 | /* DMA stuff. Check that only one DMA mode is selected. */ |
1057 | printf("\tDMA: "); |
1058 | if (!(val[CAPAB_0] & DMA_SUP)) |
1059 | printf("not supported\n"); |
1060 | else { |
1061 | if (val[DMA_MODE] && !val[SINGLE_DMA] && !val[MULTI_DMA]) |
1062 | printf(" sdma%u\n", (val[DMA_MODE] & MODE) >> 8); |
1063 | if (val[SINGLE_DMA]) { |
1064 | jj = val[SINGLE_DMA]; |
1065 | kk = val[SINGLE_DMA] >> 8; |
1066 | err_dma += mode_loop(jj, kk, 's', &have_mode); |
1067 | } |
1068 | if (val[MULTI_DMA]) { |
1069 | jj = val[MULTI_DMA]; |
1070 | kk = val[MULTI_DMA] >> 8; |
1071 | err_dma += mode_loop(jj, kk, 'm', &have_mode); |
1072 | } |
1073 | if ((val[WHATS_VALID] & OK_W88) && val[ULTRA_DMA]) { |
1074 | jj = val[ULTRA_DMA]; |
1075 | kk = val[ULTRA_DMA] >> 8; |
1076 | err_dma += mode_loop(jj, kk, 'u', &have_mode); |
1077 | } |
1078 | if (err_dma || !have_mode) printf("(?)"); |
1079 | bb_putchar('\n'); |
1080 | |
1081 | if ((dev == ATAPI_DEV) && (eqpt != CDROM) && (val[CAPAB_0] & DMA_IL_SUP)) |
1082 | printf("\t\tInterleaved DMA support\n"); |
1083 | |
1084 | if ((val[WHATS_VALID] & OK_W64_70) |
1085 | && (val[DMA_TIME_MIN] || val[DMA_TIME_NORM]) |
1086 | ) { |
1087 | printf("\t\tCycle time:"); |
1088 | if (val[DMA_TIME_MIN]) printf(" min=%uns", val[DMA_TIME_MIN]); |
1089 | if (val[DMA_TIME_NORM]) printf(" recommended=%uns", val[DMA_TIME_NORM]); |
1090 | bb_putchar('\n'); |
1091 | } |
1092 | } |
1093 | |
1094 | /* Programmed IO stuff */ |
1095 | printf("\tPIO: "); |
1096 | /* If a drive supports mode n (e.g. 3), it also supports all modes less |
1097 | * than n (e.g. 3, 2, 1 and 0). Print all the modes. */ |
1098 | if ((val[WHATS_VALID] & OK_W64_70) && (val[ADV_PIO_MODES] & PIO_SUP)) { |
1099 | jj = ((val[ADV_PIO_MODES] & PIO_SUP) << 3) | 0x0007; |
1100 | for (ii = 0; ii <= PIO_MODE_MAX; ii++) { |
1101 | if (jj & 0x0001) printf("pio%d ", ii); |
1102 | jj >>=1; |
1103 | } |
1104 | bb_putchar('\n'); |
1105 | } else if (((min_std < 5) || (eqpt == CDROM)) && (val[PIO_MODE] & MODE)) { |
1106 | for (ii = 0; ii <= val[PIO_MODE]>>8; ii++) |
1107 | printf("pio%d ", ii); |
1108 | bb_putchar('\n'); |
1109 | } else |
1110 | puts("unknown"); |
1111 | |
1112 | if (val[WHATS_VALID] & OK_W64_70) { |
1113 | if (val[PIO_NO_FLOW] || val[PIO_FLOW]) { |
1114 | printf("\t\tCycle time:"); |
1115 | if (val[PIO_NO_FLOW]) |
1116 | printf(" no flow control=%uns", val[PIO_NO_FLOW]); |
1117 | if (val[PIO_FLOW]) |
1118 | printf(" IORDY flow control=%uns", val[PIO_FLOW]); |
1119 | bb_putchar('\n'); |
1120 | } |
1121 | } |
1122 | |
1123 | if ((val[CMDS_SUPP_1] & VALID) == VALID_VAL) { |
1124 | printf("Commands/features:\n" |
1125 | "\tEnabled\tSupported:\n"); |
1126 | jj = val[CMDS_SUPP_0]; |
1127 | kk = val[CMDS_EN_0]; |
1128 | for (ii = 0; ii < NUM_CMD_FEAT_STR; ii++) { |
1129 | const char *feat_str = nth_string(cmd_feat_str, ii); |
1130 | if ((jj & 0x8000) && (*feat_str != '\0')) { |
1131 | printf("\t%s\t%s\n", (kk & 0x8000) ? " *" : "", feat_str); |
1132 | } |
1133 | jj <<= 1; |
1134 | kk <<= 1; |
1135 | if (ii % 16 == 15) { |
1136 | jj = val[CMDS_SUPP_0+1+(ii/16)]; |
1137 | kk = val[CMDS_EN_0+1+(ii/16)]; |
1138 | } |
1139 | if (ii == 31) { |
1140 | if ((val[CMDS_SUPP_2] & VALID) != VALID_VAL) |
1141 | ii +=16; |
1142 | } |
1143 | } |
1144 | } |
1145 | /* Removable Media Status Notification feature set */ |
1146 | if ((val[RM_STAT] & RM_STAT_BITS) == RM_STAT_SUP) |
1147 | printf("\t%s supported\n", nth_string(cmd_feat_str, 27)); |
1148 | |
1149 | /* security */ |
1150 | if ((eqpt != CDROM) && (like_std > 3) |
1151 | && (val[SECU_STATUS] || val[ERASE_TIME] || val[ENH_ERASE_TIME]) |
1152 | ) { |
1153 | printf("Security:\n"); |
1154 | if (val[PSWD_CODE] && (val[PSWD_CODE] != NOVAL_1)) |
1155 | printf("\tMaster password revision code = %u\n", val[PSWD_CODE]); |
1156 | jj = val[SECU_STATUS]; |
1157 | if (jj) { |
1158 | for (ii = 0; ii < NUM_SECU_STR; ii++) { |
1159 | printf("\t%s\t%s\n", |
1160 | (!(jj & 0x0001)) ? "not" : "", |
1161 | nth_string(secu_str, ii)); |
1162 | jj >>=1; |
1163 | } |
1164 | if (val[SECU_STATUS] & SECU_ENABLED) { |
1165 | printf("\tSecurity level %s\n", |
1166 | (val[SECU_STATUS] & SECU_LEVEL) ? "maximum" : "high"); |
1167 | } |
1168 | } |
1169 | jj = val[ERASE_TIME] & ERASE_BITS; |
1170 | kk = val[ENH_ERASE_TIME] & ERASE_BITS; |
1171 | if (jj || kk) { |
1172 | bb_putchar('\t'); |
1173 | if (jj) printf("%umin for %sSECURITY ERASE UNIT. ", jj==ERASE_BITS ? 508 : jj<<1, ""); |
1174 | if (kk) printf("%umin for %sSECURITY ERASE UNIT. ", kk==ERASE_BITS ? 508 : kk<<1, "ENHANCED "); |
1175 | bb_putchar('\n'); |
1176 | } |
1177 | } |
1178 | |
1179 | /* reset result */ |
1180 | jj = val[HWRST_RSLT]; |
1181 | if ((jj & VALID) == VALID_VAL) { |
1182 | oo = (jj & RST0); |
1183 | if (!oo) |
1184 | jj >>= 8; |
1185 | if ((jj & DEV_DET) == JUMPER_VAL) |
1186 | strng = " determined by the jumper"; |
1187 | else if ((jj & DEV_DET) == CSEL_VAL) |
1188 | strng = " determined by CSEL"; |
1189 | else |
1190 | strng = ""; |
1191 | printf("HW reset results:\n" |
1192 | "\tCBLID- %s Vih\n" |
1193 | "\tDevice num = %i%s\n", |
1194 | (val[HWRST_RSLT] & CBLID) ? "above" : "below", |
1195 | !(oo), strng); |
1196 | } |
1197 | |
1198 | /* more stuff from std 5 */ |
1199 | if ((like_std > 4) && (eqpt != CDROM)) { |
1200 | if (val[CFA_PWR_MODE] & VALID_W160) { |
1201 | printf("CFA power mode 1:\n" |
1202 | "\t%s%s\n", |
1203 | (val[CFA_PWR_MODE] & PWR_MODE_OFF) ? "disabled" : "enabled", |
1204 | (val[CFA_PWR_MODE] & PWR_MODE_REQ) ? " and required by some commands" : ""); |
1205 | if (val[CFA_PWR_MODE] & MAX_AMPS) |
1206 | printf("\tMaximum current = %uma\n", val[CFA_PWR_MODE] & MAX_AMPS); |
1207 | } |
1208 | if ((val[INTEGRITY] & SIG) == SIG_VAL) { |
1209 | printf("Checksum: %scorrect\n", chksum ? "in" : ""); |
1210 | } |
1211 | } |
1212 | |
1213 | exit(EXIT_SUCCESS); |
1214 | } |
1215 | #endif |
1216 | |
1217 | // Historically, if there was no HDIO_OBSOLETE_IDENTITY, then |
1218 | // then the HDIO_GET_IDENTITY only returned 142 bytes. |
1219 | // Otherwise, HDIO_OBSOLETE_IDENTITY returns 142 bytes, |
1220 | // and HDIO_GET_IDENTITY returns 512 bytes. But the latest |
1221 | // 2.5.xx kernels no longer define HDIO_OBSOLETE_IDENTITY |
1222 | // (which they should, but they should just return -EINVAL). |
1223 | // |
1224 | // So.. we must now assume that HDIO_GET_IDENTITY returns 512 bytes. |
1225 | // On a really old system, it will not, and we will be confused. |
1226 | // Too bad, really. |
1227 | |
1228 | #if ENABLE_FEATURE_HDPARM_GET_IDENTITY |
1229 | static const char cfg_str[] ALIGN1 = |
1230 | """\0" "HardSect""\0" "SoftSect""\0" "NotMFM""\0" |
1231 | "HdSw>15uSec""\0" "SpinMotCtl""\0" "Fixed""\0" "Removeable""\0" |
1232 | "DTR<=5Mbs""\0" "DTR>5Mbs""\0" "DTR>10Mbs""\0" "RotSpdTol>.5%""\0" |
1233 | "dStbOff""\0" "TrkOff""\0" "FmtGapReq""\0" "nonMagnetic" |
1234 | ; |
1235 | |
1236 | static const char BuffType[] ALIGN1 = |
1237 | "unknown""\0" "1Sect""\0" "DualPort""\0" "DualPortCache" |
1238 | ; |
1239 | |
1240 | static NOINLINE void dump_identity(const struct hd_driveid *id) |
1241 | { |
1242 | int i; |
1243 | const unsigned short *id_regs = (const void*) id; |
1244 | |
1245 | printf("\n Model=%.40s, FwRev=%.8s, SerialNo=%.20s\n Config={", |
1246 | id->model, id->fw_rev, id->serial_no); |
1247 | for (i = 0; i <= 15; i++) { |
1248 | if (id->config & (1<<i)) |
1249 | printf(" %s", nth_string(cfg_str, i)); |
1250 | } |
1251 | printf(" }\n RawCHS=%u/%u/%u, TrkSize=%u, SectSize=%u, ECCbytes=%u\n" |
1252 | " BuffType=(%u) %s, BuffSize=%ukB, MaxMultSect=%u", |
1253 | id->cyls, id->heads, id->sectors, id->track_bytes, |
1254 | id->sector_bytes, id->ecc_bytes, |
1255 | id->buf_type, |
1256 | nth_string(BuffType, (id->buf_type > 3) ? 0 : id->buf_type), |
1257 | id->buf_size/2, id->max_multsect); |
1258 | if (id->max_multsect) { |
1259 | printf(", MultSect="); |
1260 | if (!(id->multsect_valid & 1)) |
1261 | printf("?%u?", id->multsect); |
1262 | else if (id->multsect) |
1263 | printf("%u", id->multsect); |
1264 | else |
1265 | printf("off"); |
1266 | } |
1267 | bb_putchar('\n'); |
1268 | |
1269 | if (!(id->field_valid & 1)) |
1270 | printf(" (maybe):"); |
1271 | |
1272 | printf(" CurCHS=%u/%u/%u, CurSects=%lu, LBA=%s", id->cur_cyls, id->cur_heads, |
1273 | id->cur_sectors, |
1274 | (BB_BIG_ENDIAN) ? |
1275 | (unsigned long)(id->cur_capacity0 << 16) | id->cur_capacity1 : |
1276 | (unsigned long)(id->cur_capacity1 << 16) | id->cur_capacity0, |
1277 | ((id->capability&2) == 0) ? "no" : "yes"); |
1278 | |
1279 | if (id->capability & 2) |
1280 | printf(", LBAsects=%u", id->lba_capacity); |
1281 | |
1282 | printf("\n IORDY=%s", |
1283 | (id->capability & 8) |
1284 | ? ((id->capability & 4) ? "on/off" : "yes") |
1285 | : "no"); |
1286 | |
1287 | if (((id->capability & 8) || (id->field_valid & 2)) && (id->field_valid & 2)) |
1288 | printf(", tPIO={min:%u,w/IORDY:%u}", id->eide_pio, id->eide_pio_iordy); |
1289 | |
1290 | if ((id->capability & 1) && (id->field_valid & 2)) |
1291 | printf(", tDMA={min:%u,rec:%u}", id->eide_dma_min, id->eide_dma_time); |
1292 | |
1293 | printf("\n PIO modes: "); |
1294 | if (id->tPIO <= 5) { |
1295 | printf("pio0 "); |
1296 | if (id->tPIO >= 1) printf("pio1 "); |
1297 | if (id->tPIO >= 2) printf("pio2 "); |
1298 | } |
1299 | if (id->field_valid & 2) { |
1300 | static const masks_labels_t pio_modes = { |
1301 | .masks = { 1, 2, ~3 }, |
1302 | .labels = "pio3 \0""pio4 \0""pio? \0", |
1303 | }; |
1304 | print_flags(&pio_modes, id->eide_pio_modes); |
1305 | } |
1306 | if (id->capability & 1) { |
1307 | if (id->dma_1word | id->dma_mword) { |
1308 | static const int dma_wmode_masks[] = { 0x100, 1, 0x200, 2, 0x400, 4, 0xf800, 0xf8 }; |
1309 | printf("\n DMA modes: "); |
1310 | print_flags_separated(dma_wmode_masks, |
1311 | "*\0""sdma0 \0""*\0""sdma1 \0""*\0""sdma2 \0""*\0""sdma? \0", |
1312 | id->dma_1word, NULL); |
1313 | print_flags_separated(dma_wmode_masks, |
1314 | "*\0""mdma0 \0""*\0""mdma1 \0""*\0""mdma2 \0""*\0""mdma? \0", |
1315 | id->dma_mword, NULL); |
1316 | } |
1317 | } |
1318 | if (((id->capability & 8) || (id->field_valid & 2)) && id->field_valid & 4) { |
1319 | static const masks_labels_t ultra_modes1 = { |
1320 | .masks = { 0x100, 0x001, 0x200, 0x002, 0x400, 0x004 }, |
1321 | .labels = "*\0""udma0 \0""*\0""udma1 \0""*\0""udma2 \0", |
1322 | }; |
1323 | |
1324 | printf("\n UDMA modes: "); |
1325 | print_flags(&ultra_modes1, id->dma_ultra); |
1326 | #ifdef __NEW_HD_DRIVE_ID |
1327 | if (id->hw_config & 0x2000) { |
1328 | #else /* !__NEW_HD_DRIVE_ID */ |
1329 | if (id->word93 & 0x2000) { |
1330 | #endif /* __NEW_HD_DRIVE_ID */ |
1331 | static const masks_labels_t ultra_modes2 = { |
1332 | .masks = { 0x0800, 0x0008, 0x1000, 0x0010, |
1333 | 0x2000, 0x0020, 0x4000, 0x0040, |
1334 | 0x8000, 0x0080 }, |
1335 | .labels = "*\0""udma3 \0""*\0""udma4 \0" |
1336 | "*\0""udma5 \0""*\0""udma6 \0" |
1337 | "*\0""udma7 \0" |
1338 | }; |
1339 | print_flags(&ultra_modes2, id->dma_ultra); |
1340 | } |
1341 | } |
1342 | printf("\n AdvancedPM=%s", (!(id_regs[83] & 8)) ? "no" : "yes"); |
1343 | if (id_regs[83] & 8) { |
1344 | if (!(id_regs[86] & 8)) |
1345 | printf(": disabled (255)"); |
1346 | else if ((id_regs[91] & 0xFF00) != 0x4000) |
1347 | printf(": unknown setting"); |
1348 | else |
1349 | printf(": mode=0x%02X (%u)", id_regs[91] & 0xFF, id_regs[91] & 0xFF); |
1350 | } |
1351 | if (id_regs[82] & 0x20) |
1352 | printf(" WriteCache=%s", (id_regs[85] & 0x20) ? "enabled" : "disabled"); |
1353 | #ifdef __NEW_HD_DRIVE_ID |
1354 | if ((id->minor_rev_num && id->minor_rev_num <= 31) |
1355 | || (id->major_rev_num && id->minor_rev_num <= 31) |
1356 | ) { |
1357 | printf("\n Drive conforms to: %s: ", |
1358 | (id->minor_rev_num <= 31) ? nth_string(minor_str, id->minor_rev_num) : "unknown"); |
1359 | if (id->major_rev_num != 0x0000 /* NOVAL_0 */ |
1360 | && id->major_rev_num != 0xFFFF /* NOVAL_1 */ |
1361 | ) { |
1362 | for (i = 0; i <= 15; i++) { |
1363 | if (id->major_rev_num & (1<<i)) |
1364 | printf(" ATA/ATAPI-%u", i); |
1365 | } |
1366 | } |
1367 | } |
1368 | #endif /* __NEW_HD_DRIVE_ID */ |
1369 | printf("\n\n * current active mode\n\n"); |
1370 | } |
1371 | #endif |
1372 | |
1373 | static void flush_buffer_cache(/*int fd*/ void) |
1374 | { |
1375 | fsync(fd); /* flush buffers */ |
1376 | ioctl_or_warn(fd, BLKFLSBUF, NULL); /* do it again, big time */ |
1377 | #ifdef HDIO_DRIVE_CMD |
1378 | sleep(1); |
1379 | if (ioctl(fd, HDIO_DRIVE_CMD, NULL) && errno != EINVAL) { /* await completion */ |
1380 | if (ENABLE_IOCTL_HEX2STR_ERROR) /* To be coherent with ioctl_or_warn */ |
1381 | bb_perror_msg("HDIO_DRIVE_CMD"); |
1382 | else |
1383 | bb_perror_msg("ioctl %#x failed", HDIO_DRIVE_CMD); |
1384 | } |
1385 | #endif |
1386 | } |
1387 | |
1388 | static void seek_to_zero(/*int fd*/ void) |
1389 | { |
1390 | xlseek(fd, (off_t) 0, SEEK_SET); |
1391 | } |
1392 | |
1393 | static void read_big_block(/*int fd,*/ char *buf) |
1394 | { |
1395 | int i; |
1396 | |
1397 | xread(fd, buf, TIMING_BUF_BYTES); |
1398 | /* access all sectors of buf to ensure the read fully completed */ |
1399 | for (i = 0; i < TIMING_BUF_BYTES; i += 512) |
1400 | buf[i] &= 1; |
1401 | } |
1402 | |
1403 | static unsigned dev_size_mb(/*int fd*/ void) |
1404 | { |
1405 | union { |
1406 | unsigned long long blksize64; |
1407 | unsigned blksize32; |
1408 | } u; |
1409 | |
1410 | if (0 == ioctl(fd, BLKGETSIZE64, &u.blksize64)) { // bytes |
1411 | u.blksize64 /= (1024 * 1024); |
1412 | } else { |
1413 | xioctl(fd, BLKGETSIZE, &u.blksize32); // sectors |
1414 | u.blksize64 = u.blksize32 / (2 * 1024); |
1415 | } |
1416 | if (u.blksize64 > UINT_MAX) |
1417 | return UINT_MAX; |
1418 | return u.blksize64; |
1419 | } |
1420 | |
1421 | static void print_timing(unsigned m, unsigned elapsed_us) |
1422 | { |
1423 | unsigned sec = elapsed_us / 1000000; |
1424 | unsigned hs = (elapsed_us % 1000000) / 10000; |
1425 | |
1426 | printf("%5u MB in %u.%02u seconds = %u kB/s\n", |
1427 | m, sec, hs, |
1428 | /* "| 1" prevents div-by-0 */ |
1429 | (unsigned) ((unsigned long long)m * (1024 * 1000000) / (elapsed_us | 1)) |
1430 | // ~= (m * 1024) / (elapsed_us / 1000000) |
1431 | // = kb / elapsed_sec |
1432 | ); |
1433 | } |
1434 | |
1435 | static void do_time(int cache /*,int fd*/) |
1436 | /* cache=1: time cache: repeatedly read N MB at offset 0 |
1437 | * cache=0: time device: linear read, starting at offset 0 |
1438 | */ |
1439 | { |
1440 | unsigned max_iterations, iterations; |
1441 | unsigned start; /* doesn't need to be long long */ |
1442 | unsigned elapsed, elapsed2; |
1443 | unsigned total_MB; |
1444 | char *buf = xmalloc(TIMING_BUF_BYTES); |
1445 | |
1446 | if (mlock(buf, TIMING_BUF_BYTES)) |
1447 | bb_perror_msg_and_die("mlock"); |
1448 | |
1449 | /* Clear out the device request queues & give them time to complete. |
1450 | * NB: *small* delay. User is expected to have a clue and to not run |
1451 | * heavy io in parallel with measurements. */ |
1452 | sync(); |
1453 | sleep(1); |
1454 | if (cache) { /* Time cache */ |
1455 | seek_to_zero(); |
1456 | read_big_block(buf); |
1457 | printf("Timing buffer-cache reads: "); |
1458 | } else { /* Time device */ |
1459 | printf("Timing buffered disk reads:"); |
1460 | } |
1461 | fflush_all(); |
1462 | |
1463 | /* Now do the timing */ |
1464 | iterations = 0; |
1465 | /* Max time to run (small for cache, avoids getting |
1466 | * huge total_MB which can overlow unsigned type) */ |
1467 | elapsed2 = 510000; /* cache */ |
1468 | max_iterations = UINT_MAX; |
1469 | if (!cache) { |
1470 | elapsed2 = 3000000; /* not cache */ |
1471 | /* Don't want to read past the end! */ |
1472 | max_iterations = dev_size_mb() / TIMING_BUF_MB; |
1473 | } |
1474 | start = monotonic_us(); |
1475 | do { |
1476 | if (cache) |
1477 | seek_to_zero(); |
1478 | read_big_block(buf); |
1479 | elapsed = (unsigned)monotonic_us() - start; |
1480 | ++iterations; |
1481 | } while (elapsed < elapsed2 && iterations < max_iterations); |
1482 | total_MB = iterations * TIMING_BUF_MB; |
1483 | //printf(" elapsed:%u iterations:%u ", elapsed, iterations); |
1484 | if (cache) { |
1485 | /* Cache: remove lseek() and monotonic_us() overheads |
1486 | * from elapsed */ |
1487 | start = monotonic_us(); |
1488 | do { |
1489 | seek_to_zero(); |
1490 | elapsed2 = (unsigned)monotonic_us() - start; |
1491 | } while (--iterations); |
1492 | //printf(" elapsed2:%u ", elapsed2); |
1493 | elapsed -= elapsed2; |
1494 | total_MB *= 2; // BUFCACHE_FACTOR (why?) |
1495 | flush_buffer_cache(); |
1496 | } |
1497 | print_timing(total_MB, elapsed); |
1498 | munlock(buf, TIMING_BUF_BYTES); |
1499 | free(buf); |
1500 | } |
1501 | |
1502 | #if ENABLE_FEATURE_HDPARM_HDIO_TRISTATE_HWIF |
1503 | static void bus_state_value(unsigned value) |
1504 | { |
1505 | if (value == BUSSTATE_ON) |
1506 | on_off(1); |
1507 | else if (value == BUSSTATE_OFF) |
1508 | on_off(0); |
1509 | else if (value == BUSSTATE_TRISTATE) |
1510 | printf(" (tristate)\n"); |
1511 | else |
1512 | printf(" (unknown: %u)\n", value); |
1513 | } |
1514 | #endif |
1515 | |
1516 | #ifdef HDIO_DRIVE_CMD |
1517 | static void interpret_standby(uint8_t standby) |
1518 | { |
1519 | printf(" ("); |
1520 | if (standby == 0) { |
1521 | printf("off"); |
1522 | } else if (standby <= 240 || standby == 252 || standby == 255) { |
1523 | /* standby is in 5 sec units */ |
1524 | unsigned t = standby * 5; |
1525 | printf("%u minutes %u seconds", t / 60, t % 60); |
1526 | } else if (standby <= 251) { |
1527 | unsigned t = (standby - 240); /* t is in 30 min units */; |
1528 | printf("%u.%c hours", t / 2, (t & 1) ? '5' : '0'); |
1529 | } |
1530 | if (standby == 253) |
1531 | printf("vendor-specific"); |
1532 | if (standby == 254) |
1533 | printf("reserved"); |
1534 | printf(")\n"); |
1535 | } |
1536 | |
1537 | static const uint8_t xfermode_val[] ALIGN1 = { |
1538 | 8, 9, 10, 11, 12, 13, 14, 15, |
1539 | 16, 17, 18, 19, 20, 21, 22, 23, |
1540 | 32, 33, 34, 35, 36, 37, 38, 39, |
1541 | 64, 65, 66, 67, 68, 69, 70, 71 |
1542 | }; |
1543 | /* NB: we save size by _not_ storing terninating NUL! */ |
1544 | static const char xfermode_name[][5] ALIGN1 = { |
1545 | "pio0", "pio1", "pio2", "pio3", "pio4", "pio5", "pio6", "pio7", |
1546 | "sdma0","sdma1","sdma2","sdma3","sdma4","sdma5","sdma6","sdma7", |
1547 | "mdma0","mdma1","mdma2","mdma3","mdma4","mdma5","mdma6","mdma7", |
1548 | "udma0","udma1","udma2","udma3","udma4","udma5","udma6","udma7" |
1549 | }; |
1550 | |
1551 | static int translate_xfermode(const char *name) |
1552 | { |
1553 | int val; |
1554 | unsigned i; |
1555 | |
1556 | for (i = 0; i < ARRAY_SIZE(xfermode_val); i++) { |
1557 | if (!strncmp(name, xfermode_name[i], 5)) |
1558 | if (strlen(name) <= 5) |
1559 | return xfermode_val[i]; |
1560 | } |
1561 | /* Negative numbers are invalid and are caught later */ |
1562 | val = bb_strtoi(name, NULL, 10); |
1563 | if (!errno) |
1564 | return val; |
1565 | return -1; |
1566 | } |
1567 | |
1568 | static void interpret_xfermode(unsigned xfermode) |
1569 | { |
1570 | printf(" ("); |
1571 | if (xfermode == 0) |
1572 | printf("default PIO mode"); |
1573 | else if (xfermode == 1) |
1574 | printf("default PIO mode, disable IORDY"); |
1575 | else if (xfermode >= 8 && xfermode <= 15) |
1576 | printf("PIO flow control mode%u", xfermode - 8); |
1577 | else if (xfermode >= 16 && xfermode <= 23) |
1578 | printf("singleword DMA mode%u", xfermode - 16); |
1579 | else if (xfermode >= 32 && xfermode <= 39) |
1580 | printf("multiword DMA mode%u", xfermode - 32); |
1581 | else if (xfermode >= 64 && xfermode <= 71) |
1582 | printf("UltraDMA mode%u", xfermode - 64); |
1583 | else |
1584 | printf("unknown"); |
1585 | printf(")\n"); |
1586 | } |
1587 | #endif /* HDIO_DRIVE_CMD */ |
1588 | |
1589 | static void print_flag(int flag, const char *s, unsigned long value) |
1590 | { |
1591 | if (flag) |
1592 | printf(" setting %s to %lu\n", s, value); |
1593 | } |
1594 | |
1595 | static void process_dev(char *devname) |
1596 | { |
1597 | /*int fd;*/ |
1598 | long parm, multcount; |
1599 | #ifndef HDIO_DRIVE_CMD |
1600 | int force_operation = 0; |
1601 | #endif |
1602 | /* Please restore args[n] to these values after each ioctl |
1603 | except for args[2] */ |
1604 | unsigned char args[4] = { WIN_SETFEATURES, 0, 0, 0 }; |
1605 | const char *fmt = " %s\t= %2ld"; |
1606 | |
1607 | /*fd = xopen_nonblocking(devname);*/ |
1608 | xmove_fd(xopen_nonblocking(devname), fd); |
1609 | printf("\n%s:\n", devname); |
1610 | |
1611 | if (getset_readahead == IS_SET) { |
1612 | print_flag(getset_readahead, "fs readahead", Xreadahead); |
1613 | ioctl_or_warn(fd, BLKRASET, (int *)Xreadahead); |
1614 | } |
1615 | #if ENABLE_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF |
1616 | if (unregister_hwif) { |
1617 | printf(" attempting to unregister hwif#%lu\n", hwif); |
1618 | ioctl_or_warn(fd, HDIO_UNREGISTER_HWIF, (int *)(unsigned long)hwif); |
1619 | } |
1620 | #endif |
1621 | #if ENABLE_FEATURE_HDPARM_HDIO_SCAN_HWIF |
1622 | if (scan_hwif == IS_SET) { |
1623 | printf(" attempting to scan hwif (0x%lx, 0x%lx, %lu)\n", hwif_data, hwif_ctrl, hwif_irq); |
1624 | args[0] = hwif_data; |
1625 | args[1] = hwif_ctrl; |
1626 | args[2] = hwif_irq; |
1627 | ioctl_or_warn(fd, HDIO_SCAN_HWIF, args); |
1628 | args[0] = WIN_SETFEATURES; |
1629 | args[1] = 0; |
1630 | } |
1631 | #endif |
1632 | if (set_piomode) { |
1633 | if (noisy_piomode) { |
1634 | printf(" attempting to "); |
1635 | if (piomode == 255) |
1636 | printf("auto-tune PIO mode\n"); |
1637 | else if (piomode < 100) |
1638 | printf("set PIO mode to %d\n", piomode); |
1639 | else if (piomode < 200) |
1640 | printf("set MDMA mode to %d\n", (piomode-100)); |
1641 | else |
1642 | printf("set UDMA mode to %d\n", (piomode-200)); |
1643 | } |
1644 | ioctl_or_warn(fd, HDIO_SET_PIO_MODE, (int *)(unsigned long)piomode); |
1645 | } |
1646 | if (getset_io32bit == IS_SET) { |
1647 | print_flag(getset_io32bit, "32-bit IO_support flag", io32bit); |
1648 | ioctl_or_warn(fd, HDIO_SET_32BIT, (int *)io32bit); |
1649 | } |
1650 | if (getset_mult == IS_SET) { |
1651 | print_flag(getset_mult, "multcount", mult); |
1652 | #ifdef HDIO_DRIVE_CMD |
1653 | ioctl_or_warn(fd, HDIO_SET_MULTCOUNT, (void *)mult); |
1654 | #else |
1655 | force_operation |= (!ioctl_or_warn(fd, HDIO_SET_MULTCOUNT, (void *)mult)); |
1656 | #endif |
1657 | } |
1658 | if (getset_readonly == IS_SET) { |
1659 | print_flag_on_off(getset_readonly, "readonly", readonly); |
1660 | ioctl_or_warn(fd, BLKROSET, &readonly); |
1661 | } |
1662 | if (getset_unmask == IS_SET) { |
1663 | print_flag_on_off(getset_unmask, "unmaskirq", unmask); |
1664 | ioctl_or_warn(fd, HDIO_SET_UNMASKINTR, (int *)unmask); |
1665 | } |
1666 | #if ENABLE_FEATURE_HDPARM_HDIO_GETSET_DMA |
1667 | if (getset_dma == IS_SET) { |
1668 | print_flag_on_off(getset_dma, "using_dma", dma); |
1669 | ioctl_or_warn(fd, HDIO_SET_DMA, (int *)dma); |
1670 | } |
1671 | #endif /* FEATURE_HDPARM_HDIO_GETSET_DMA */ |
1672 | #ifdef HDIO_SET_QDMA |
1673 | if (getset_dma_q == IS_SET) { |
1674 | print_flag_on_off(getset_dma_q, "DMA queue_depth", dma_q); |
1675 | ioctl_or_warn(fd, HDIO_SET_QDMA, (int *)dma_q); |
1676 | } |
1677 | #endif |
1678 | if (getset_nowerr == IS_SET) { |
1679 | print_flag_on_off(getset_nowerr, "nowerr", nowerr); |
1680 | ioctl_or_warn(fd, HDIO_SET_NOWERR, (int *)nowerr); |
1681 | } |
1682 | if (getset_keep == IS_SET) { |
1683 | print_flag_on_off(getset_keep, "keep_settings", keep); |
1684 | ioctl_or_warn(fd, HDIO_SET_KEEPSETTINGS, (int *)keep); |
1685 | } |
1686 | #ifdef HDIO_DRIVE_CMD |
1687 | if (getset_doorlock == IS_SET) { |
1688 | args[0] = doorlock ? WIN_DOORLOCK : WIN_DOORUNLOCK; |
1689 | args[2] = 0; |
1690 | print_flag_on_off(getset_doorlock, "drive doorlock", doorlock); |
1691 | ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); |
1692 | args[0] = WIN_SETFEATURES; |
1693 | } |
1694 | if (getset_dkeep == IS_SET) { |
1695 | /* lock/unlock the drive's "feature" settings */ |
1696 | print_flag_on_off(getset_dkeep, "drive keep features", dkeep); |
1697 | args[2] = dkeep ? 0x66 : 0xcc; |
1698 | ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); |
1699 | } |
1700 | if (getset_defects == IS_SET) { |
1701 | args[2] = defects ? 0x04 : 0x84; |
1702 | print_flag(getset_defects, "drive defect-mgmt", defects); |
1703 | ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); |
1704 | } |
1705 | if (getset_prefetch == IS_SET) { |
1706 | args[1] = prefetch; |
1707 | args[2] = 0xab; |
1708 | print_flag(getset_prefetch, "drive prefetch", prefetch); |
1709 | ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); |
1710 | args[1] = 0; |
1711 | } |
1712 | if (set_xfermode) { |
1713 | args[1] = xfermode_requested; |
1714 | args[2] = 3; |
1715 | print_flag(1, "xfermode", xfermode_requested); |
1716 | interpret_xfermode(xfermode_requested); |
1717 | ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); |
1718 | args[1] = 0; |
1719 | } |
1720 | if (getset_lookahead == IS_SET) { |
1721 | args[2] = lookahead ? 0xaa : 0x55; |
1722 | print_flag_on_off(getset_lookahead, "drive read-lookahead", lookahead); |
1723 | ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); |
1724 | } |
1725 | if (getset_apmmode == IS_SET) { |
1726 | /* feature register */ |
1727 | args[2] = (apmmode == 255) ? 0x85 /* disable */ : 0x05 /* set */; |
1728 | args[1] = apmmode; /* sector count register 1-255 */ |
1729 | printf(" setting APM level to %s 0x%02lX (%ld)\n", |
1730 | (apmmode == 255) ? "disabled" : "", |
1731 | apmmode, apmmode); |
1732 | ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); |
1733 | args[1] = 0; |
1734 | } |
1735 | if (getset_wcache == IS_SET) { |
1736 | #ifdef DO_FLUSHCACHE |
1737 | #ifndef WIN_FLUSHCACHE |
1738 | #define WIN_FLUSHCACHE 0xe7 |
1739 | #endif |
1740 | #endif /* DO_FLUSHCACHE */ |
1741 | args[2] = wcache ? 0x02 : 0x82; |
1742 | print_flag_on_off(getset_wcache, "drive write-caching", wcache); |
1743 | #ifdef DO_FLUSHCACHE |
1744 | if (!wcache) |
1745 | ioctl_or_warn(fd, HDIO_DRIVE_CMD, &flushcache); |
1746 | #endif /* DO_FLUSHCACHE */ |
1747 | ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); |
1748 | #ifdef DO_FLUSHCACHE |
1749 | if (!wcache) |
1750 | ioctl_or_warn(fd, HDIO_DRIVE_CMD, &flushcache); |
1751 | #endif /* DO_FLUSHCACHE */ |
1752 | } |
1753 | |
1754 | /* In code below, we do not preserve args[0], but the rest |
1755 | is preserved, including args[2] */ |
1756 | args[2] = 0; |
1757 | |
1758 | if (set_standbynow) { |
1759 | #ifndef WIN_STANDBYNOW1 |
1760 | #define WIN_STANDBYNOW1 0xE0 |
1761 | #endif |
1762 | #ifndef WIN_STANDBYNOW2 |
1763 | #define WIN_STANDBYNOW2 0x94 |
1764 | #endif |
1765 | printf(" issuing standby command\n"); |
1766 | args[0] = WIN_STANDBYNOW1; |
1767 | ioctl_alt_or_warn(HDIO_DRIVE_CMD, args, WIN_STANDBYNOW2); |
1768 | } |
1769 | if (set_sleepnow) { |
1770 | #ifndef WIN_SLEEPNOW1 |
1771 | #define WIN_SLEEPNOW1 0xE6 |
1772 | #endif |
1773 | #ifndef WIN_SLEEPNOW2 |
1774 | #define WIN_SLEEPNOW2 0x99 |
1775 | #endif |
1776 | printf(" issuing sleep command\n"); |
1777 | args[0] = WIN_SLEEPNOW1; |
1778 | ioctl_alt_or_warn(HDIO_DRIVE_CMD, args, WIN_SLEEPNOW2); |
1779 | } |
1780 | if (set_seagate) { |
1781 | args[0] = 0xfb; |
1782 | printf(" disabling Seagate auto powersaving mode\n"); |
1783 | ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); |
1784 | } |
1785 | if (getset_standby == IS_SET) { |
1786 | args[0] = WIN_SETIDLE1; |
1787 | args[1] = standby_requested; |
1788 | print_flag(1, "standby", standby_requested); |
1789 | interpret_standby(standby_requested); |
1790 | ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); |
1791 | args[1] = 0; |
1792 | } |
1793 | #else /* HDIO_DRIVE_CMD */ |
1794 | if (force_operation) { |
1795 | char buf[512]; |
1796 | flush_buffer_cache(); |
1797 | if (-1 == read(fd, buf, sizeof(buf))) |
1798 | bb_perror_msg("read of 512 bytes failed"); |
1799 | } |
1800 | #endif /* HDIO_DRIVE_CMD */ |
1801 | if (getset_mult || get_identity) { |
1802 | multcount = -1; |
1803 | if (ioctl(fd, HDIO_GET_MULTCOUNT, &multcount)) { |
1804 | /* To be coherent with ioctl_or_warn. */ |
1805 | if (getset_mult && ENABLE_IOCTL_HEX2STR_ERROR) |
1806 | bb_perror_msg("HDIO_GET_MULTCOUNT"); |
1807 | else |
1808 | bb_perror_msg("ioctl %#x failed", HDIO_GET_MULTCOUNT); |
1809 | } else if (getset_mult) { |
1810 | printf(fmt, "multcount", multcount); |
1811 | on_off(multcount != 0); |
1812 | } |
1813 | } |
1814 | if (getset_io32bit) { |
1815 | if (!ioctl_or_warn(fd, HDIO_GET_32BIT, &parm)) { |
1816 | printf(" IO_support\t=%3ld (", parm); |
1817 | if (parm == 0) |
1818 | printf("default 16-bit)\n"); |
1819 | else if (parm == 2) |
1820 | printf("16-bit)\n"); |
1821 | else if (parm == 1) |
1822 | printf("32-bit)\n"); |
1823 | else if (parm == 3) |
1824 | printf("32-bit w/sync)\n"); |
1825 | else if (parm == 8) |
1826 | printf("Request-Queue-Bypass)\n"); |
1827 | else |
1828 | printf("\?\?\?)\n"); |
1829 | } |
1830 | } |
1831 | if (getset_unmask) { |
1832 | if (!ioctl_or_warn(fd, HDIO_GET_UNMASKINTR, &parm)) |
1833 | print_value_on_off("unmaskirq", parm); |
1834 | } |
1835 | #if ENABLE_FEATURE_HDPARM_HDIO_GETSET_DMA |
1836 | if (getset_dma) { |
1837 | if (!ioctl_or_warn(fd, HDIO_GET_DMA, &parm)) { |
1838 | printf(fmt, "using_dma", parm); |
1839 | if (parm == 8) |
1840 | printf(" (DMA-Assisted-PIO)\n"); |
1841 | else |
1842 | on_off(parm != 0); |
1843 | } |
1844 | } |
1845 | #endif |
1846 | #ifdef HDIO_GET_QDMA |
1847 | if (getset_dma_q) { |
1848 | if (!ioctl_or_warn(fd, HDIO_GET_QDMA, &parm)) |
1849 | print_value_on_off("queue_depth", parm); |
1850 | } |
1851 | #endif |
1852 | if (getset_keep) { |
1853 | if (!ioctl_or_warn(fd, HDIO_GET_KEEPSETTINGS, &parm)) |
1854 | print_value_on_off("keepsettings", parm); |
1855 | } |
1856 | if (getset_nowerr) { |
1857 | if (!ioctl_or_warn(fd, HDIO_GET_NOWERR, &parm)) |
1858 | print_value_on_off("nowerr", parm); |
1859 | } |
1860 | if (getset_readonly) { |
1861 | if (!ioctl_or_warn(fd, BLKROGET, &parm)) |
1862 | print_value_on_off("readonly", parm); |
1863 | } |
1864 | if (getset_readahead) { |
1865 | if (!ioctl_or_warn(fd, BLKRAGET, &parm)) |
1866 | print_value_on_off("readahead", parm); |
1867 | } |
1868 | if (get_geom) { |
1869 | if (!ioctl_or_warn(fd, BLKGETSIZE, &parm)) { |
1870 | struct hd_geometry g; |
1871 | |
1872 | if (!ioctl_or_warn(fd, HDIO_GETGEO, &g)) |
1873 | printf(" geometry\t= %u/%u/%u, sectors = %ld, start = %ld\n", |
1874 | g.cylinders, g.heads, g.sectors, parm, g.start); |
1875 | } |
1876 | } |
1877 | #ifdef HDIO_DRIVE_CMD |
1878 | if (get_powermode) { |
1879 | #ifndef WIN_CHECKPOWERMODE1 |
1880 | #define WIN_CHECKPOWERMODE1 0xE5 |
1881 | #endif |
1882 | #ifndef WIN_CHECKPOWERMODE2 |
1883 | #define WIN_CHECKPOWERMODE2 0x98 |
1884 | #endif |
1885 | const char *state; |
1886 | |
1887 | args[0] = WIN_CHECKPOWERMODE1; |
1888 | if (ioctl_alt_or_warn(HDIO_DRIVE_CMD, args, WIN_CHECKPOWERMODE2)) { |
1889 | if (errno != EIO || args[0] != 0 || args[1] != 0) |
1890 | state = "unknown"; |
1891 | else |
1892 | state = "sleeping"; |
1893 | } else |
1894 | state = (args[2] == 255) ? "active/idle" : "standby"; |
1895 | args[1] = args[2] = 0; |
1896 | |
1897 | printf(" drive state is: %s\n", state); |
1898 | } |
1899 | #endif |
1900 | #if ENABLE_FEATURE_HDPARM_HDIO_DRIVE_RESET |
1901 | if (perform_reset) { |
1902 | ioctl_or_warn(fd, HDIO_DRIVE_RESET, NULL); |
1903 | } |
1904 | #endif /* FEATURE_HDPARM_HDIO_DRIVE_RESET */ |
1905 | #if ENABLE_FEATURE_HDPARM_HDIO_TRISTATE_HWIF |
1906 | if (perform_tristate) { |
1907 | args[0] = 0; |
1908 | args[1] = tristate; |
1909 | ioctl_or_warn(fd, HDIO_TRISTATE_HWIF, &args); |
1910 | } |
1911 | #endif /* FEATURE_HDPARM_HDIO_TRISTATE_HWIF */ |
1912 | #if ENABLE_FEATURE_HDPARM_GET_IDENTITY |
1913 | if (get_identity) { |
1914 | struct hd_driveid id; |
1915 | |
1916 | if (!ioctl(fd, HDIO_GET_IDENTITY, &id)) { |
1917 | if (multcount != -1) { |
1918 | id.multsect = multcount; |
1919 | id.multsect_valid |= 1; |
1920 | } else |
1921 | id.multsect_valid &= ~1; |
1922 | dump_identity(&id); |
1923 | } else if (errno == -ENOMSG) |
1924 | printf(" no identification info available\n"); |
1925 | else if (ENABLE_IOCTL_HEX2STR_ERROR) /* To be coherent with ioctl_or_warn */ |
1926 | bb_perror_msg("HDIO_GET_IDENTITY"); |
1927 | else |
1928 | bb_perror_msg("ioctl %#x failed", HDIO_GET_IDENTITY); |
1929 | } |
1930 | |
1931 | if (get_IDentity) { |
1932 | unsigned char args1[4+512]; /* = { ... } will eat 0.5k of rodata! */ |
1933 | |
1934 | memset(args1, 0, sizeof(args1)); |
1935 | args1[0] = WIN_IDENTIFY; |
1936 | args1[3] = 1; |
1937 | if (!ioctl_alt_or_warn(HDIO_DRIVE_CMD, args1, WIN_PIDENTIFY)) |
1938 | identify((void *)(args1 + 4)); |
1939 | } |
1940 | #endif |
1941 | #if ENABLE_FEATURE_HDPARM_HDIO_TRISTATE_HWIF |
1942 | if (getset_busstate == IS_SET) { |
1943 | print_flag(1, "bus state", busstate); |
1944 | bus_state_value(busstate); |
1945 | ioctl_or_warn(fd, HDIO_SET_BUSSTATE, (int *)(unsigned long)busstate); |
1946 | } |
1947 | if (getset_busstate) { |
1948 | if (!ioctl_or_warn(fd, HDIO_GET_BUSSTATE, &parm)) { |
1949 | printf(fmt, "bus state", parm); |
1950 | bus_state_value(parm); |
1951 | } |
1952 | } |
1953 | #endif |
1954 | if (reread_partn) |
1955 | ioctl_or_warn(fd, BLKRRPART, NULL); |
1956 | |
1957 | if (do_ctimings) |
1958 | do_time(1 /*,fd*/); /* time cache */ |
1959 | if (do_timings) |
1960 | do_time(0 /*,fd*/); /* time device */ |
1961 | if (do_flush) |
1962 | flush_buffer_cache(); |
1963 | close(fd); |
1964 | } |
1965 | |
1966 | #if ENABLE_FEATURE_HDPARM_GET_IDENTITY |
1967 | static int fromhex(unsigned char c) |
1968 | { |
1969 | if (isdigit(c)) |
1970 | return (c - '0'); |
1971 | if (c >= 'a' && c <= 'f') |
1972 | return (c - ('a' - 10)); |
1973 | bb_error_msg_and_die("bad char: '%c' 0x%02x", c, c); |
1974 | } |
1975 | |
1976 | static void identify_from_stdin(void) NORETURN; |
1977 | static void identify_from_stdin(void) |
1978 | { |
1979 | uint16_t sbuf[256]; |
1980 | unsigned char buf[1280]; |
1981 | unsigned char *b = (unsigned char *)buf; |
1982 | int i; |
1983 | |
1984 | xread(STDIN_FILENO, buf, 1280); |
1985 | |
1986 | // Convert the newline-separated hex data into an identify block. |
1987 | |
1988 | for (i = 0; i < 256; i++) { |
1989 | int j; |
1990 | for (j = 0; j < 4; j++) |
1991 | sbuf[i] = (sbuf[i] << 4) + fromhex(*(b++)); |
1992 | } |
1993 | |
1994 | // Parse the data. |
1995 | |
1996 | identify(sbuf); |
1997 | } |
1998 | #else |
1999 | void identify_from_stdin(void); |
2000 | #endif |
2001 | |
2002 | /* busybox specific stuff */ |
2003 | static int parse_opts(unsigned long *value, int min, int max) |
2004 | { |
2005 | if (optarg) { |
2006 | *value = xatol_range(optarg, min, max); |
2007 | return IS_SET; |
2008 | } |
2009 | return IS_GET; |
2010 | } |
2011 | static int parse_opts_0_max(unsigned long *value, int max) |
2012 | { |
2013 | return parse_opts(value, 0, max); |
2014 | } |
2015 | static int parse_opts_0_1(unsigned long *value) |
2016 | { |
2017 | return parse_opts(value, 0, 1); |
2018 | } |
2019 | static int parse_opts_0_INTMAX(unsigned long *value) |
2020 | { |
2021 | return parse_opts(value, 0, INT_MAX); |
2022 | } |
2023 | |
2024 | static void parse_xfermode(int flag, smallint *get, smallint *set, int *value) |
2025 | { |
2026 | if (flag) { |
2027 | *get = IS_GET; |
2028 | if (optarg) { |
2029 | *value = translate_xfermode(optarg); |
2030 | *set = (*value > -1); |
2031 | } |
2032 | } |
2033 | } |
2034 | |
2035 | /*------- getopt short options --------*/ |
2036 | static const char hdparm_options[] ALIGN1 = |
2037 | "gfu::n::p:r::m::c::k::a::B:tT" |
2038 | IF_FEATURE_HDPARM_GET_IDENTITY("iI") |
2039 | IF_FEATURE_HDPARM_HDIO_GETSET_DMA("d::") |
2040 | #ifdef HDIO_DRIVE_CMD |
2041 | "S:D:P:X:K:A:L:W:CyYzZ" |
2042 | #endif |
2043 | IF_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF("U:") |
2044 | #ifdef HDIO_GET_QDMA |
2045 | #ifdef HDIO_SET_QDMA |
2046 | "Q:" |
2047 | #else |
2048 | "Q" |
2049 | #endif |
2050 | #endif |
2051 | IF_FEATURE_HDPARM_HDIO_DRIVE_RESET("w") |
2052 | IF_FEATURE_HDPARM_HDIO_TRISTATE_HWIF("x::b:") |
2053 | IF_FEATURE_HDPARM_HDIO_SCAN_HWIF("R:"); |
2054 | /*-------------------------------------*/ |
2055 | |
2056 | /* our main() routine: */ |
2057 | int hdparm_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; |
2058 | int hdparm_main(int argc, char **argv) |
2059 | { |
2060 | int c; |
2061 | int flagcount = 0; |
2062 | |
2063 | INIT_G(); |
2064 | |
2065 | while ((c = getopt(argc, argv, hdparm_options)) >= 0) { |
2066 | flagcount++; |
2067 | IF_FEATURE_HDPARM_GET_IDENTITY(get_IDentity |= (c == 'I')); |
2068 | IF_FEATURE_HDPARM_GET_IDENTITY(get_identity |= (c == 'i')); |
2069 | get_geom |= (c == 'g'); |
2070 | do_flush |= (c == 'f'); |
2071 | if (c == 'u') getset_unmask = parse_opts_0_1(&unmask); |
2072 | IF_FEATURE_HDPARM_HDIO_GETSET_DMA( |
2073 | if (c == 'd') getset_dma = parse_opts_0_max(&dma, 9); |
2074 | ) |
2075 | if (c == 'n') getset_nowerr = parse_opts_0_1(&nowerr); |
2076 | parse_xfermode((c == 'p'), &noisy_piomode, &set_piomode, &piomode); |
2077 | if (c == 'r') getset_readonly = parse_opts_0_1(&readonly); |
2078 | if (c == 'm') getset_mult = parse_opts_0_INTMAX(&mult /*32*/); |
2079 | if (c == 'c') getset_io32bit = parse_opts_0_INTMAX(&io32bit /*8*/); |
2080 | if (c == 'k') getset_keep = parse_opts_0_1(&keep); |
2081 | if (c == 'a') getset_readahead = parse_opts_0_INTMAX(&Xreadahead); |
2082 | if (c == 'B') getset_apmmode = parse_opts(&apmmode, 1, 255); |
2083 | do_flush |= do_timings |= (c == 't'); |
2084 | do_flush |= do_ctimings |= (c == 'T'); |
2085 | #ifdef HDIO_DRIVE_CMD |
2086 | if (c == 'S') getset_standby = parse_opts_0_max(&standby_requested, 255); |
2087 | if (c == 'D') getset_defects = parse_opts_0_INTMAX(&defects); |
2088 | if (c == 'P') getset_prefetch = parse_opts_0_INTMAX(&prefetch); |
2089 | parse_xfermode((c == 'X'), &get_xfermode, &set_xfermode, &xfermode_requested); |
2090 | if (c == 'K') getset_dkeep = parse_opts_0_1(&prefetch); |
2091 | if (c == 'A') getset_lookahead = parse_opts_0_1(&lookahead); |
2092 | if (c == 'L') getset_doorlock = parse_opts_0_1(&doorlock); |
2093 | if (c == 'W') getset_wcache = parse_opts_0_1(&wcache); |
2094 | get_powermode |= (c == 'C'); |
2095 | set_standbynow |= (c == 'y'); |
2096 | set_sleepnow |= (c == 'Y'); |
2097 | reread_partn |= (c == 'z'); |
2098 | set_seagate |= (c == 'Z'); |
2099 | #endif |
2100 | IF_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF(if (c == 'U') unregister_hwif = parse_opts_0_INTMAX(&hwif)); |
2101 | #ifdef HDIO_GET_QDMA |
2102 | if (c == 'Q') { |
2103 | getset_dma_q = parse_opts_0_INTMAX(&dma_q); |
2104 | } |
2105 | #endif |
2106 | IF_FEATURE_HDPARM_HDIO_DRIVE_RESET(perform_reset = (c == 'r')); |
2107 | IF_FEATURE_HDPARM_HDIO_TRISTATE_HWIF(if (c == 'x') perform_tristate = parse_opts_0_1(&tristate)); |
2108 | IF_FEATURE_HDPARM_HDIO_TRISTATE_HWIF(if (c == 'b') getset_busstate = parse_opts_0_max(&busstate, 2)); |
2109 | #if ENABLE_FEATURE_HDPARM_HDIO_SCAN_HWIF |
2110 | if (c == 'R') { |
2111 | scan_hwif = parse_opts_0_INTMAX(&hwif_data); |
2112 | hwif_ctrl = xatoi_positive((argv[optind]) ? argv[optind] : ""); |
2113 | hwif_irq = xatoi_positive((argv[optind+1]) ? argv[optind+1] : ""); |
2114 | /* Move past the 2 additional arguments */ |
2115 | argv += 2; |
2116 | argc -= 2; |
2117 | } |
2118 | #endif |
2119 | } |
2120 | /* When no flags are given (flagcount = 0), -acdgkmnru is assumed. */ |
2121 | if (!flagcount) { |
2122 | getset_mult = getset_io32bit = getset_unmask = getset_keep = getset_readonly = getset_readahead = get_geom = IS_GET; |
2123 | IF_FEATURE_HDPARM_HDIO_GETSET_DMA(getset_dma = IS_GET); |
2124 | } |
2125 | argv += optind; |
2126 | |
2127 | if (!*argv) { |
2128 | if (ENABLE_FEATURE_HDPARM_GET_IDENTITY && !isatty(STDIN_FILENO)) |
2129 | identify_from_stdin(); /* EXIT */ |
2130 | bb_show_usage(); |
2131 | } |
2132 | |
2133 | do { |
2134 | process_dev(*argv++); |
2135 | } while (*argv); |
2136 | |
2137 | return EXIT_SUCCESS; |
2138 | } |
2139 |