Contents of /trunk/mkinitrd-magellan/busybox/miscutils/hdparm.c
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Sat Sep 1 22:45:15 2007 UTC (17 years ago) by niro
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Sat Sep 1 22:45:15 2007 UTC (17 years ago) by niro
File MIME type: text/plain
File size: 66839 byte(s)
-import if magellan mkinitrd; it is a fork of redhats mkinitrd-5.0.8 with all magellan patches and features; deprecates magellan-src/mkinitrd
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 | |
15 | #include "busybox.h" |
16 | #include <linux/hdreg.h> |
17 | |
18 | /* device types */ |
19 | /* ------------ */ |
20 | #define NO_DEV 0xffff |
21 | #define ATA_DEV 0x0000 |
22 | #define ATAPI_DEV 0x0001 |
23 | |
24 | /* word definitions */ |
25 | /* ---------------- */ |
26 | #define GEN_CONFIG 0 /* general configuration */ |
27 | #define LCYLS 1 /* number of logical cylinders */ |
28 | #define CONFIG 2 /* specific configuration */ |
29 | #define LHEADS 3 /* number of logical heads */ |
30 | #define TRACK_BYTES 4 /* number of bytes/track (ATA-1) */ |
31 | #define SECT_BYTES 5 /* number of bytes/sector (ATA-1) */ |
32 | #define LSECTS 6 /* number of logical sectors/track */ |
33 | #define START_SERIAL 10 /* ASCII serial number */ |
34 | #define LENGTH_SERIAL 10 /* 10 words (20 bytes or characters) */ |
35 | #define BUF_TYPE 20 /* buffer type (ATA-1) */ |
36 | #define BUFFER__SIZE 21 /* buffer size (ATA-1) */ |
37 | #define RW_LONG 22 /* extra bytes in R/W LONG cmd ( < ATA-4)*/ |
38 | #define START_FW_REV 23 /* ASCII firmware revision */ |
39 | #define LENGTH_FW_REV 4 /* 4 words (8 bytes or characters) */ |
40 | #define START_MODEL 27 /* ASCII model number */ |
41 | #define LENGTH_MODEL 20 /* 20 words (40 bytes or characters) */ |
42 | #define SECTOR_XFER_MAX 47 /* r/w multiple: max sectors xfered */ |
43 | #define DWORD_IO 48 /* can do double-word IO (ATA-1 only) */ |
44 | #define CAPAB_0 49 /* capabilities */ |
45 | #define CAPAB_1 50 |
46 | #define PIO_MODE 51 /* max PIO mode supported (obsolete)*/ |
47 | #define DMA_MODE 52 /* max Singleword DMA mode supported (obs)*/ |
48 | #define WHATS_VALID 53 /* what fields are valid */ |
49 | #define LCYLS_CUR 54 /* current logical cylinders */ |
50 | #define LHEADS_CUR 55 /* current logical heads */ |
51 | #define LSECTS_CUR 56 /* current logical sectors/track */ |
52 | #define CAPACITY_LSB 57 /* current capacity in sectors */ |
53 | #define CAPACITY_MSB 58 |
54 | #define SECTOR_XFER_CUR 59 /* r/w multiple: current sectors xfered */ |
55 | #define LBA_SECTS_LSB 60 /* LBA: total number of user */ |
56 | #define LBA_SECTS_MSB 61 /* addressable sectors */ |
57 | #define SINGLE_DMA 62 /* singleword DMA modes */ |
58 | #define MULTI_DMA 63 /* multiword DMA modes */ |
59 | #define ADV_PIO_MODES 64 /* advanced PIO modes supported */ |
60 | /* multiword DMA xfer cycle time: */ |
61 | #define DMA_TIME_MIN 65 /* - minimum */ |
62 | #define DMA_TIME_NORM 66 /* - manufacturer's recommended */ |
63 | /* minimum PIO xfer cycle time: */ |
64 | #define PIO_NO_FLOW 67 /* - without flow control */ |
65 | #define PIO_FLOW 68 /* - with IORDY flow control */ |
66 | #define PKT_REL 71 /* typical #ns from PKT cmd to bus rel */ |
67 | #define SVC_NBSY 72 /* typical #ns from SERVICE cmd to !BSY */ |
68 | #define CDR_MAJOR 73 /* CD ROM: major version number */ |
69 | #define CDR_MINOR 74 /* CD ROM: minor version number */ |
70 | #define QUEUE_DEPTH 75 /* queue depth */ |
71 | #define MAJOR 80 /* major version number */ |
72 | #define MINOR 81 /* minor version number */ |
73 | #define CMDS_SUPP_0 82 /* command/feature set(s) supported */ |
74 | #define CMDS_SUPP_1 83 |
75 | #define CMDS_SUPP_2 84 |
76 | #define CMDS_EN_0 85 /* command/feature set(s) enabled */ |
77 | #define CMDS_EN_1 86 |
78 | #define CMDS_EN_2 87 |
79 | #define ULTRA_DMA 88 /* ultra DMA modes */ |
80 | /* time to complete security erase */ |
81 | #define ERASE_TIME 89 /* - ordinary */ |
82 | #define ENH_ERASE_TIME 90 /* - enhanced */ |
83 | #define ADV_PWR 91 /* current advanced power management level |
84 | in low byte, 0x40 in high byte. */ |
85 | #define PSWD_CODE 92 /* master password revision code */ |
86 | #define HWRST_RSLT 93 /* hardware reset result */ |
87 | #define ACOUSTIC 94 /* acoustic mgmt values ( >= ATA-6) */ |
88 | #define LBA_LSB 100 /* LBA: maximum. Currently only 48 */ |
89 | #define LBA_MID 101 /* bits are used, but addr 103 */ |
90 | #define LBA_48_MSB 102 /* has been reserved for LBA in */ |
91 | #define LBA_64_MSB 103 /* the future. */ |
92 | #define RM_STAT 127 /* removable media status notification feature set support */ |
93 | #define SECU_STATUS 128 /* security status */ |
94 | #define CFA_PWR_MODE 160 /* CFA power mode 1 */ |
95 | #define START_MEDIA 176 /* media serial number */ |
96 | #define LENGTH_MEDIA 20 /* 20 words (40 bytes or characters)*/ |
97 | #define START_MANUF 196 /* media manufacturer I.D. */ |
98 | #define LENGTH_MANUF 10 /* 10 words (20 bytes or characters) */ |
99 | #define INTEGRITY 255 /* integrity word */ |
100 | |
101 | /* bit definitions within the words */ |
102 | /* -------------------------------- */ |
103 | |
104 | /* many words are considered valid if bit 15 is 0 and bit 14 is 1 */ |
105 | #define VALID 0xc000 |
106 | #define VALID_VAL 0x4000 |
107 | /* many words are considered invalid if they are either all-0 or all-1 */ |
108 | #define NOVAL_0 0x0000 |
109 | #define NOVAL_1 0xffff |
110 | |
111 | /* word 0: gen_config */ |
112 | #define NOT_ATA 0x8000 |
113 | #define NOT_ATAPI 0x4000 /* (check only if bit 15 == 1) */ |
114 | #define MEDIA_REMOVABLE 0x0080 |
115 | #define DRIVE_NOT_REMOVABLE 0x0040 /* bit obsoleted in ATA 6 */ |
116 | #define INCOMPLETE 0x0004 |
117 | #define CFA_SUPPORT_VAL 0x848a /* 848a=CFA feature set support */ |
118 | #define DRQ_RESPONSE_TIME 0x0060 |
119 | #define DRQ_3MS_VAL 0x0000 |
120 | #define DRQ_INTR_VAL 0x0020 |
121 | #define DRQ_50US_VAL 0x0040 |
122 | #define PKT_SIZE_SUPPORTED 0x0003 |
123 | #define PKT_SIZE_12_VAL 0x0000 |
124 | #define PKT_SIZE_16_VAL 0x0001 |
125 | #define EQPT_TYPE 0x1f00 |
126 | #define SHIFT_EQPT 8 |
127 | |
128 | #define CDROM 0x0005 |
129 | |
130 | #ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY |
131 | static const char * const pkt_str[] = { |
132 | "Direct-access device", /* word 0, bits 12-8 = 00 */ |
133 | "Sequential-access device", /* word 0, bits 12-8 = 01 */ |
134 | "Printer", /* word 0, bits 12-8 = 02 */ |
135 | "Processor", /* word 0, bits 12-8 = 03 */ |
136 | "Write-once device", /* word 0, bits 12-8 = 04 */ |
137 | "CD-ROM", /* word 0, bits 12-8 = 05 */ |
138 | "Scanner", /* word 0, bits 12-8 = 06 */ |
139 | "Optical memory", /* word 0, bits 12-8 = 07 */ |
140 | "Medium changer", /* word 0, bits 12-8 = 08 */ |
141 | "Communications device", /* word 0, bits 12-8 = 09 */ |
142 | "ACS-IT8 device", /* word 0, bits 12-8 = 0a */ |
143 | "ACS-IT8 device", /* word 0, bits 12-8 = 0b */ |
144 | "Array controller", /* word 0, bits 12-8 = 0c */ |
145 | "Enclosure services", /* word 0, bits 12-8 = 0d */ |
146 | "Reduced block command device", /* word 0, bits 12-8 = 0e */ |
147 | "Optical card reader/writer", /* word 0, bits 12-8 = 0f */ |
148 | "", /* word 0, bits 12-8 = 10 */ |
149 | "", /* word 0, bits 12-8 = 11 */ |
150 | "", /* word 0, bits 12-8 = 12 */ |
151 | "", /* word 0, bits 12-8 = 13 */ |
152 | "", /* word 0, bits 12-8 = 14 */ |
153 | "", /* word 0, bits 12-8 = 15 */ |
154 | "", /* word 0, bits 12-8 = 16 */ |
155 | "", /* word 0, bits 12-8 = 17 */ |
156 | "", /* word 0, bits 12-8 = 18 */ |
157 | "", /* word 0, bits 12-8 = 19 */ |
158 | "", /* word 0, bits 12-8 = 1a */ |
159 | "", /* word 0, bits 12-8 = 1b */ |
160 | "", /* word 0, bits 12-8 = 1c */ |
161 | "", /* word 0, bits 12-8 = 1d */ |
162 | "", /* word 0, bits 12-8 = 1e */ |
163 | "Unknown", /* word 0, bits 12-8 = 1f */ |
164 | }; |
165 | |
166 | static const char * const ata1_cfg_str[] = { /* word 0 in ATA-1 mode */ |
167 | "Reserved", /* bit 0 */ |
168 | "hard sectored", /* bit 1 */ |
169 | "soft sectored", /* bit 2 */ |
170 | "not MFM encoded ", /* bit 3 */ |
171 | "head switch time > 15us", /* bit 4 */ |
172 | "spindle motor control option", /* bit 5 */ |
173 | "fixed drive", /* bit 6 */ |
174 | "removable drive", /* bit 7 */ |
175 | "disk xfer rate <= 5Mbs", /* bit 8 */ |
176 | "disk xfer rate > 5Mbs, <= 10Mbs", /* bit 9 */ |
177 | "disk xfer rate > 5Mbs", /* bit 10 */ |
178 | "rotational speed tol.", /* bit 11 */ |
179 | "data strobe offset option", /* bit 12 */ |
180 | "track offset option", /* bit 13 */ |
181 | "format speed tolerance gap reqd", /* bit 14 */ |
182 | "ATAPI" /* bit 14 */ |
183 | }; |
184 | #endif |
185 | |
186 | /* word 1: number of logical cylinders */ |
187 | #define LCYLS_MAX 0x3fff /* maximum allowable value */ |
188 | |
189 | /* word 2: specific configuration |
190 | * (a) require SET FEATURES to spin-up |
191 | * (b) require spin-up to fully reply to IDENTIFY DEVICE |
192 | */ |
193 | #define STBY_NID_VAL 0x37c8 /* (a) and (b) */ |
194 | #define STBY_ID_VAL 0x738c /* (a) and not (b) */ |
195 | #define PWRD_NID_VAL 0x8c73 /* not (a) and (b) */ |
196 | #define PWRD_ID_VAL 0xc837 /* not (a) and not (b) */ |
197 | |
198 | /* words 47 & 59: sector_xfer_max & sector_xfer_cur */ |
199 | #define SECTOR_XFER 0x00ff /* sectors xfered on r/w multiple cmds*/ |
200 | #define MULTIPLE_SETTING_VALID 0x0100 /* 1=multiple sector setting is valid */ |
201 | |
202 | /* word 49: capabilities 0 */ |
203 | #define STD_STBY 0x2000 /* 1=standard values supported (ATA); |
204 | 0=vendor specific values */ |
205 | #define IORDY_SUP 0x0800 /* 1=support; 0=may be supported */ |
206 | #define IORDY_OFF 0x0400 /* 1=may be disabled */ |
207 | #define LBA_SUP 0x0200 /* 1=Logical Block Address support */ |
208 | #define DMA_SUP 0x0100 /* 1=Direct Memory Access support */ |
209 | #define DMA_IL_SUP 0x8000 /* 1=interleaved DMA support (ATAPI) */ |
210 | #define CMD_Q_SUP 0x4000 /* 1=command queuing support (ATAPI) */ |
211 | #define OVLP_SUP 0x2000 /* 1=overlap operation support (ATAPI) */ |
212 | #define SWRST_REQ 0x1000 /* 1=ATA SW reset required (ATAPI, obsolete */ |
213 | |
214 | /* word 50: capabilities 1 */ |
215 | #define MIN_STANDBY_TIMER 0x0001 /* 1=device specific standby timer value minimum */ |
216 | |
217 | /* words 51 & 52: PIO & DMA cycle times */ |
218 | #define MODE 0xff00 /* the mode is in the MSBs */ |
219 | |
220 | /* word 53: whats_valid */ |
221 | #define OK_W88 0x0004 /* the ultra_dma info is valid */ |
222 | #define OK_W64_70 0x0002 /* see above for word descriptions */ |
223 | #define OK_W54_58 0x0001 /* current cyl, head, sector, cap. info valid */ |
224 | |
225 | /*word 63,88: dma_mode, ultra_dma_mode*/ |
226 | #define MODE_MAX 7 /* bit definitions force udma <=7 (when |
227 | * udma >=8 comes out it'll have to be |
228 | * defined in a new dma_mode word!) */ |
229 | |
230 | /* word 64: PIO transfer modes */ |
231 | #define PIO_SUP 0x00ff /* only bits 0 & 1 are used so far, */ |
232 | #define PIO_MODE_MAX 8 /* but all 8 bits are defined */ |
233 | |
234 | /* word 75: queue_depth */ |
235 | #define DEPTH_BITS 0x001f /* bits used for queue depth */ |
236 | |
237 | /* words 80-81: version numbers */ |
238 | /* NOVAL_0 or NOVAL_1 means device does not report version */ |
239 | |
240 | /* word 81: minor version number */ |
241 | #define MINOR_MAX 0x22 |
242 | #ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY |
243 | static const char *minor_str[MINOR_MAX+2] = { /* word 81 value: */ |
244 | "Unspecified", /* 0x0000 */ |
245 | "ATA-1 X3T9.2 781D prior to rev.4", /* 0x0001 */ |
246 | "ATA-1 published, ANSI X3.221-1994", /* 0x0002 */ |
247 | "ATA-1 X3T9.2 781D rev.4", /* 0x0003 */ |
248 | "ATA-2 published, ANSI X3.279-1996", /* 0x0004 */ |
249 | "ATA-2 X3T10 948D prior to rev.2k", /* 0x0005 */ |
250 | "ATA-3 X3T10 2008D rev.1", /* 0x0006 */ |
251 | "ATA-2 X3T10 948D rev.2k", /* 0x0007 */ |
252 | "ATA-3 X3T10 2008D rev.0", /* 0x0008 */ |
253 | "ATA-2 X3T10 948D rev.3", /* 0x0009 */ |
254 | "ATA-3 published, ANSI X3.298-199x", /* 0x000a */ |
255 | "ATA-3 X3T10 2008D rev.6", /* 0x000b */ |
256 | "ATA-3 X3T13 2008D rev.7 and 7a", /* 0x000c */ |
257 | "ATA/ATAPI-4 X3T13 1153D rev.6", /* 0x000d */ |
258 | "ATA/ATAPI-4 T13 1153D rev.13", /* 0x000e */ |
259 | "ATA/ATAPI-4 X3T13 1153D rev.7", /* 0x000f */ |
260 | "ATA/ATAPI-4 T13 1153D rev.18", /* 0x0010 */ |
261 | "ATA/ATAPI-4 T13 1153D rev.15", /* 0x0011 */ |
262 | "ATA/ATAPI-4 published, ANSI INCITS 317-1998", /* 0x0012 */ |
263 | "ATA/ATAPI-5 T13 1321D rev.3", |
264 | "ATA/ATAPI-4 T13 1153D rev.14", /* 0x0014 */ |
265 | "ATA/ATAPI-5 T13 1321D rev.1", /* 0x0015 */ |
266 | "ATA/ATAPI-5 published, ANSI INCITS 340-2000", /* 0x0016 */ |
267 | "ATA/ATAPI-4 T13 1153D rev.17", /* 0x0017 */ |
268 | "ATA/ATAPI-6 T13 1410D rev.0", /* 0x0018 */ |
269 | "ATA/ATAPI-6 T13 1410D rev.3a", /* 0x0019 */ |
270 | "ATA/ATAPI-7 T13 1532D rev.1", /* 0x001a */ |
271 | "ATA/ATAPI-6 T13 1410D rev.2", /* 0x001b */ |
272 | "ATA/ATAPI-6 T13 1410D rev.1", /* 0x001c */ |
273 | "ATA/ATAPI-7 published, ANSI INCITS 397-2005", /* 0x001d */ |
274 | "ATA/ATAPI-7 T13 1532D rev.0", /* 0x001e */ |
275 | "Reserved" /* 0x001f */ |
276 | "Reserved" /* 0x0020 */ |
277 | "ATA/ATAPI-7 T13 1532D rev.4a", /* 0x0021 */ |
278 | "ATA/ATAPI-6 published, ANSI INCITS 361-2002", /* 0x0022 */ |
279 | "Reserved" /* 0x0023-0xfffe*/ |
280 | }; |
281 | #endif |
282 | static const char actual_ver[MINOR_MAX+2] = { |
283 | /* word 81 value: */ |
284 | 0, /* 0x0000 WARNING: */ |
285 | 1, /* 0x0001 WARNING: */ |
286 | 1, /* 0x0002 WARNING: */ |
287 | 1, /* 0x0003 WARNING: */ |
288 | 2, /* 0x0004 WARNING: This array */ |
289 | 2, /* 0x0005 WARNING: corresponds */ |
290 | 3, /* 0x0006 WARNING: *exactly* */ |
291 | 2, /* 0x0007 WARNING: to the ATA/ */ |
292 | 3, /* 0x0008 WARNING: ATAPI version */ |
293 | 2, /* 0x0009 WARNING: listed in */ |
294 | 3, /* 0x000a WARNING: the */ |
295 | 3, /* 0x000b WARNING: minor_str */ |
296 | 3, /* 0x000c WARNING: array */ |
297 | 4, /* 0x000d WARNING: above. */ |
298 | 4, /* 0x000e WARNING: */ |
299 | 4, /* 0x000f WARNING: if you change */ |
300 | 4, /* 0x0010 WARNING: that one, */ |
301 | 4, /* 0x0011 WARNING: change this one */ |
302 | 4, /* 0x0012 WARNING: too!!! */ |
303 | 5, /* 0x0013 WARNING: */ |
304 | 4, /* 0x0014 WARNING: */ |
305 | 5, /* 0x0015 WARNING: */ |
306 | 5, /* 0x0016 WARNING: */ |
307 | 4, /* 0x0017 WARNING: */ |
308 | 6, /* 0x0018 WARNING: */ |
309 | 6, /* 0x0019 WARNING: */ |
310 | 7, /* 0x001a WARNING: */ |
311 | 6, /* 0x001b WARNING: */ |
312 | 6, /* 0x001c WARNING: */ |
313 | 7, /* 0x001d WARNING: */ |
314 | 7, /* 0x001e WARNING: */ |
315 | 0, /* 0x001f WARNING: */ |
316 | 0, /* 0x0020 WARNING: */ |
317 | 7, /* 0x0021 WARNING: */ |
318 | 6, /* 0x0022 WARNING: */ |
319 | 0 /* 0x0023-0xfffe */ |
320 | }; |
321 | |
322 | /* words 82-84: cmds/feats supported */ |
323 | #define CMDS_W82 0x77ff /* word 82: defined command locations*/ |
324 | #define CMDS_W83 0x3fff /* word 83: defined command locations*/ |
325 | #define CMDS_W84 0x002f /* word 83: defined command locations*/ |
326 | #define SUPPORT_48_BIT 0x0400 |
327 | #define NUM_CMD_FEAT_STR 48 |
328 | |
329 | #ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY |
330 | static const char * const cmd_feat_str[] = { |
331 | "", /* word 82 bit 15: obsolete */ |
332 | "NOP cmd", /* word 82 bit 14 */ |
333 | "READ BUFFER cmd", /* word 82 bit 13 */ |
334 | "WRITE BUFFER cmd", /* word 82 bit 12 */ |
335 | "", /* word 82 bit 11: obsolete */ |
336 | "Host Protected Area feature set", /* word 82 bit 10 */ |
337 | "DEVICE RESET cmd", /* word 82 bit 9 */ |
338 | "SERVICE interrupt", /* word 82 bit 8 */ |
339 | "Release interrupt", /* word 82 bit 7 */ |
340 | "Look-ahead", /* word 82 bit 6 */ |
341 | "Write cache", /* word 82 bit 5 */ |
342 | "PACKET command feature set", /* word 82 bit 4 */ |
343 | "Power Management feature set", /* word 82 bit 3 */ |
344 | "Removable Media feature set", /* word 82 bit 2 */ |
345 | "Security Mode feature set", /* word 82 bit 1 */ |
346 | "SMART feature set", /* word 82 bit 0 */ |
347 | /* --------------*/ |
348 | "", /* word 83 bit 15: !valid bit */ |
349 | "", /* word 83 bit 14: valid bit */ |
350 | "FLUSH CACHE EXT cmd", /* word 83 bit 13 */ |
351 | "Mandatory FLUSH CACHE cmd ", /* word 83 bit 12 */ |
352 | "Device Configuration Overlay feature set ", |
353 | "48-bit Address feature set ", /* word 83 bit 10 */ |
354 | "", |
355 | "SET MAX security extension", /* word 83 bit 8 */ |
356 | "Address Offset Reserved Area Boot", /* word 83 bit 7 */ |
357 | "SET FEATURES subcommand required to spinup after power up", |
358 | "Power-Up In Standby feature set", /* word 83 bit 5 */ |
359 | "Removable Media Status Notification feature set", |
360 | "Adv. Power Management feature set",/* word 83 bit 3 */ |
361 | "CFA feature set", /* word 83 bit 2 */ |
362 | "READ/WRITE DMA QUEUED", /* word 83 bit 1 */ |
363 | "DOWNLOAD MICROCODE cmd", /* word 83 bit 0 */ |
364 | /* --------------*/ |
365 | "", /* word 84 bit 15: !valid bit */ |
366 | "", /* word 84 bit 14: valid bit */ |
367 | "", /* word 84 bit 13: reserved */ |
368 | "", /* word 84 bit 12: reserved */ |
369 | "", /* word 84 bit 11: reserved */ |
370 | "", /* word 84 bit 10: reserved */ |
371 | "", /* word 84 bit 9: reserved */ |
372 | "", /* word 84 bit 8: reserved */ |
373 | "", /* word 84 bit 7: reserved */ |
374 | "", /* word 84 bit 6: reserved */ |
375 | "General Purpose Logging feature set", /* word 84 bit 5 */ |
376 | "", /* word 84 bit 4: reserved */ |
377 | "Media Card Pass Through Command feature set ", |
378 | "Media serial number ", /* word 84 bit 2 */ |
379 | "SMART self-test ", /* word 84 bit 1 */ |
380 | "SMART error logging " /* word 84 bit 0 */ |
381 | }; |
382 | |
383 | static void identify(uint16_t *id_supplied) ATTRIBUTE_NORETURN; |
384 | static void identify_from_stdin(void) ATTRIBUTE_NORETURN; |
385 | #else |
386 | void identify_from_stdin(void); |
387 | #endif |
388 | |
389 | |
390 | /* words 85-87: cmds/feats enabled */ |
391 | /* use cmd_feat_str[] to display what commands and features have |
392 | * been enabled with words 85-87 |
393 | */ |
394 | |
395 | /* words 89, 90, SECU ERASE TIME */ |
396 | #define ERASE_BITS 0x00ff |
397 | |
398 | /* word 92: master password revision */ |
399 | /* NOVAL_0 or NOVAL_1 means no support for master password revision */ |
400 | |
401 | /* word 93: hw reset result */ |
402 | #define CBLID 0x2000 /* CBLID status */ |
403 | #define RST0 0x0001 /* 1=reset to device #0 */ |
404 | #define DEV_DET 0x0006 /* how device num determined */ |
405 | #define JUMPER_VAL 0x0002 /* device num determined by jumper */ |
406 | #define CSEL_VAL 0x0004 /* device num determined by CSEL_VAL */ |
407 | |
408 | /* word 127: removable media status notification feature set support */ |
409 | #define RM_STAT_BITS 0x0003 |
410 | #define RM_STAT_SUP 0x0001 |
411 | |
412 | /* word 128: security */ |
413 | #define SECU_ENABLED 0x0002 |
414 | #define SECU_LEVEL 0x0010 |
415 | #define NUM_SECU_STR 6 |
416 | #ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY |
417 | static const char * const secu_str[] = { |
418 | "supported", /* word 128, bit 0 */ |
419 | "enabled", /* word 128, bit 1 */ |
420 | "locked", /* word 128, bit 2 */ |
421 | "frozen", /* word 128, bit 3 */ |
422 | "expired: security count", /* word 128, bit 4 */ |
423 | "supported: enhanced erase" /* word 128, bit 5 */ |
424 | }; |
425 | #endif |
426 | |
427 | /* word 160: CFA power mode */ |
428 | #define VALID_W160 0x8000 /* 1=word valid */ |
429 | #define PWR_MODE_REQ 0x2000 /* 1=CFA power mode req'd by some cmds*/ |
430 | #define PWR_MODE_OFF 0x1000 /* 1=CFA power moded disabled */ |
431 | #define MAX_AMPS 0x0fff /* value = max current in ma */ |
432 | |
433 | /* word 255: integrity */ |
434 | #define SIG 0x00ff /* signature location */ |
435 | #define SIG_VAL 0x00A5 /* signature value */ |
436 | |
437 | #define TIMING_MB 64 |
438 | #define TIMING_BUF_MB 1 |
439 | #define TIMING_BUF_BYTES (TIMING_BUF_MB * 1024 * 1024) |
440 | #define TIMING_BUF_COUNT (timing_MB / TIMING_BUF_MB) |
441 | #define BUFCACHE_FACTOR 2 |
442 | |
443 | #undef DO_FLUSHCACHE /* under construction: force cache flush on -W0 */ |
444 | |
445 | /* Busybox messages and functions */ |
446 | static int bb_ioctl(int fd, int request, void *argp, const char *string) |
447 | { |
448 | int e = ioctl(fd, request, argp); |
449 | if (e && string) |
450 | bb_perror_msg(" %s", string); |
451 | return e; |
452 | } |
453 | |
454 | static int bb_ioctl_alt(int fd, int cmd, unsigned char *args, int alt, const char *string) |
455 | { |
456 | if (!ioctl(fd, cmd, args)) |
457 | return 0; |
458 | args[0] = alt; |
459 | return bb_ioctl(fd, cmd, args, string); |
460 | } |
461 | |
462 | static void on_off(unsigned int value); |
463 | |
464 | static void print_flag_on_off(unsigned long get_arg, const char *s, unsigned long arg) |
465 | { |
466 | |
467 | if (get_arg) |
468 | { |
469 | printf(" setting %s to %ld", s, arg); |
470 | on_off(arg); |
471 | } |
472 | } |
473 | |
474 | static void bb_ioctl_on_off(int fd, int request, void *argp, const char *string, |
475 | const char * str) |
476 | { |
477 | if (ioctl(fd, request, &argp) != 0) |
478 | bb_perror_msg(" %s", string); |
479 | else |
480 | { |
481 | printf(" %s\t= %2ld", str, (unsigned long) argp); |
482 | on_off((unsigned long) argp); |
483 | } |
484 | } |
485 | |
486 | #ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY |
487 | static void print_ascii(uint16_t *p, uint8_t length); |
488 | |
489 | static void xprint_ascii(uint16_t *val ,int i, char * string, int n) |
490 | { |
491 | if (val[i]) |
492 | { |
493 | printf("\t%-20s",string); |
494 | print_ascii(&val[i], n); |
495 | } |
496 | } |
497 | #endif |
498 | /* end of busybox specific stuff */ |
499 | |
500 | #ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY |
501 | static uint8_t mode_loop(uint16_t mode_sup, uint16_t mode_sel, int cc, uint8_t *have_mode) |
502 | { |
503 | uint16_t ii; |
504 | uint8_t err_dma = 0; |
505 | |
506 | for (ii = 0; ii <= MODE_MAX; ii++) |
507 | { |
508 | if (mode_sel & 0x0001) |
509 | { |
510 | printf("*%cdma%u ",cc,ii); |
511 | if (*have_mode) |
512 | err_dma = 1; |
513 | *have_mode = 1; |
514 | } |
515 | else if (mode_sup & 0x0001) |
516 | printf("%cdma%u ",cc,ii); |
517 | |
518 | mode_sup >>=1; |
519 | mode_sel >>=1; |
520 | } |
521 | return err_dma; |
522 | } |
523 | |
524 | static void print_ascii(uint16_t *p, uint8_t length) { |
525 | uint8_t ii; |
526 | char cl; |
527 | |
528 | /* find first non-space & print it */ |
529 | for (ii = 0; ii< length; ii++) |
530 | { |
531 | if (((char) 0x00ff&((*p)>>8)) != ' ') |
532 | break; |
533 | if ((cl = (char) 0x00ff&(*p)) != ' ') |
534 | { |
535 | if (cl != '\0') printf("%c",cl); |
536 | p++; |
537 | ii++; |
538 | break; |
539 | } |
540 | p++; |
541 | } |
542 | /* print the rest */ |
543 | for (; ii< length; ii++) |
544 | { |
545 | if (!(*p)) |
546 | break; /* some older devices have NULLs */ |
547 | printf("%c%c",(char)0x00ff&((*p)>>8),(char)(*p)&0x00ff); |
548 | p++; |
549 | } |
550 | puts(""); |
551 | } |
552 | |
553 | // Parse 512 byte disk identification block and print much crap. |
554 | |
555 | static void identify(uint16_t *id_supplied) |
556 | { |
557 | uint16_t buf[256]; |
558 | uint16_t *val, ii, jj, kk; |
559 | uint16_t like_std = 1, std = 0, min_std = 0xffff; |
560 | uint16_t dev = NO_DEV, eqpt = NO_DEV; |
561 | uint8_t have_mode = 0, err_dma = 0; |
562 | uint8_t chksum = 0; |
563 | uint32_t ll, mm, nn, oo; |
564 | uint64_t bbbig; /* (:) */ |
565 | const char *strng; |
566 | |
567 | // Adjust for endianness if necessary. |
568 | |
569 | if (BB_BIG_ENDIAN) { |
570 | swab(id_supplied, buf, sizeof(buf)); |
571 | val = buf; |
572 | } else val = id_supplied; |
573 | |
574 | chksum &= 0xff; |
575 | |
576 | /* check if we recognise the device type */ |
577 | puts(""); |
578 | if (!(val[GEN_CONFIG] & NOT_ATA)) |
579 | { |
580 | dev = ATA_DEV; |
581 | printf("ATA device, with "); |
582 | } |
583 | else if (val[GEN_CONFIG]==CFA_SUPPORT_VAL) |
584 | { |
585 | dev = ATA_DEV; |
586 | like_std = 4; |
587 | printf("CompactFlash ATA device, with "); |
588 | } |
589 | else if (!(val[GEN_CONFIG] & NOT_ATAPI)) |
590 | { |
591 | dev = ATAPI_DEV; |
592 | eqpt = (val[GEN_CONFIG] & EQPT_TYPE) >> SHIFT_EQPT; |
593 | printf("ATAPI %s, with ", pkt_str[eqpt]); |
594 | like_std = 3; |
595 | } |
596 | else |
597 | /*"Unknown device type:\n\tbits 15&14 of general configuration word 0 both set to 1.\n"*/ |
598 | bb_error_msg_and_die("unknown device type"); |
599 | |
600 | printf("%sremovable media\n", !(val[GEN_CONFIG] & MEDIA_REMOVABLE) ? "non-" : ""); |
601 | /* Info from the specific configuration word says whether or not the |
602 | * ID command completed correctly. It is only defined, however in |
603 | * ATA/ATAPI-5 & 6; it is reserved (value theoretically 0) in prior |
604 | * standards. Since the values allowed for this word are extremely |
605 | * specific, it should be safe to check it now, even though we don't |
606 | * know yet what standard this device is using. |
607 | */ |
608 | if ((val[CONFIG]==STBY_NID_VAL) || (val[CONFIG]==STBY_ID_VAL) || |
609 | (val[CONFIG]==PWRD_NID_VAL) || (val[CONFIG]==PWRD_ID_VAL) ) |
610 | { |
611 | like_std = 5; |
612 | if ((val[CONFIG]==STBY_NID_VAL) || (val[CONFIG]==STBY_ID_VAL)) |
613 | printf("powers-up in standby; SET FEATURES subcmd spins-up.\n"); |
614 | if (((val[CONFIG]==STBY_NID_VAL) || (val[CONFIG]==PWRD_NID_VAL)) && (val[GEN_CONFIG] & INCOMPLETE)) |
615 | printf("\n\tWARNING: ID response incomplete.\n\tFollowing data may be incorrect.\n\n"); |
616 | } |
617 | |
618 | /* output the model and serial numbers and the fw revision */ |
619 | xprint_ascii(val, START_MODEL, "Model Number:", LENGTH_MODEL); |
620 | xprint_ascii(val, START_SERIAL, "Serial Number:", LENGTH_SERIAL); |
621 | xprint_ascii(val, START_FW_REV, "Firmware Revision:", LENGTH_FW_REV); |
622 | xprint_ascii(val, START_MEDIA, "Media Serial Num:", LENGTH_MEDIA); |
623 | xprint_ascii(val, START_MANUF, "Media Manufacturer:", LENGTH_MANUF); |
624 | |
625 | /* major & minor standards version number (Note: these words were not |
626 | * defined until ATA-3 & the CDROM std uses different words.) */ |
627 | printf("Standards:"); |
628 | if (eqpt != CDROM) |
629 | { |
630 | if (val[MINOR] && (val[MINOR] <= MINOR_MAX)) |
631 | { |
632 | if (like_std < 3) like_std = 3; |
633 | std = actual_ver[val[MINOR]]; |
634 | if (std) printf("\n\tUsed: %s ",minor_str[val[MINOR]]); |
635 | |
636 | } |
637 | /* looks like when they up-issue the std, they obsolete one; |
638 | * thus, only the newest 4 issues need be supported. (That's |
639 | * what "kk" and "min_std" are all about.) */ |
640 | if (val[MAJOR] && (val[MAJOR] !=NOVAL_1)) |
641 | { |
642 | printf("\n\tSupported: "); |
643 | jj = val[MAJOR] << 1; |
644 | kk = like_std >4 ? like_std-4: 0; |
645 | for (ii = 14; (ii >0)&&(ii>kk); ii--) |
646 | { |
647 | if (jj & 0x8000) |
648 | { |
649 | printf("%u ", ii); |
650 | if (like_std < ii) |
651 | { |
652 | like_std = ii; |
653 | kk = like_std >4 ? like_std-4: 0; |
654 | } |
655 | if (min_std > ii) min_std = ii; |
656 | } |
657 | jj <<= 1; |
658 | } |
659 | if (like_std < 3) like_std = 3; |
660 | } |
661 | /* Figure out what standard the device is using if it hasn't told |
662 | * us. If we know the std, check if the device is using any of |
663 | * the words from the next level up. It happens. |
664 | */ |
665 | if (like_std < std) like_std = std; |
666 | |
667 | if (((std == 5) || (!std && (like_std < 6))) && |
668 | ((((val[CMDS_SUPP_1] & VALID) == VALID_VAL) && |
669 | (( val[CMDS_SUPP_1] & CMDS_W83) > 0x00ff)) || |
670 | ((( val[CMDS_SUPP_2] & VALID) == VALID_VAL) && |
671 | ( val[CMDS_SUPP_2] & CMDS_W84) ) ) ) |
672 | { |
673 | like_std = 6; |
674 | } |
675 | else if (((std == 4) || (!std && (like_std < 5))) && |
676 | ((((val[INTEGRITY] & SIG) == SIG_VAL) && !chksum) || |
677 | (( val[HWRST_RSLT] & VALID) == VALID_VAL) || |
678 | ((( val[CMDS_SUPP_1] & VALID) == VALID_VAL) && |
679 | (( val[CMDS_SUPP_1] & CMDS_W83) > 0x001f)) ) ) |
680 | { |
681 | like_std = 5; |
682 | } |
683 | else if (((std == 3) || (!std && (like_std < 4))) && |
684 | ((((val[CMDS_SUPP_1] & VALID) == VALID_VAL) && |
685 | ((( val[CMDS_SUPP_1] & CMDS_W83) > 0x0000) || |
686 | (( val[CMDS_SUPP_0] & CMDS_W82) > 0x000f))) || |
687 | (( val[CAPAB_1] & VALID) == VALID_VAL) || |
688 | (( val[WHATS_VALID] & OK_W88) && val[ULTRA_DMA]) || |
689 | (( val[RM_STAT] & RM_STAT_BITS) == RM_STAT_SUP) ) ) |
690 | { |
691 | like_std = 4; |
692 | } |
693 | else if (((std == 2) || (!std && (like_std < 3))) && |
694 | ((val[CMDS_SUPP_1] & VALID) == VALID_VAL) ) |
695 | { |
696 | like_std = 3; |
697 | } |
698 | else if (((std == 1) || (!std && (like_std < 2))) && |
699 | ((val[CAPAB_0] & (IORDY_SUP | IORDY_OFF)) || |
700 | (val[WHATS_VALID] & OK_W64_70)) ) |
701 | { |
702 | like_std = 2; |
703 | } |
704 | if (!std) |
705 | printf("\n\tLikely used: %u\n",like_std); |
706 | else if (like_std > std) |
707 | printf("& some of %u\n",like_std); |
708 | else |
709 | puts(""); |
710 | } |
711 | else |
712 | { |
713 | /* TBD: do CDROM stuff more thoroughly. For now... */ |
714 | kk = 0; |
715 | if (val[CDR_MINOR] == 9) |
716 | { |
717 | kk = 1; |
718 | printf("\n\tUsed: ATAPI for CD-ROMs, SFF-8020i, r2.5"); |
719 | } |
720 | if (val[CDR_MAJOR] && (val[CDR_MAJOR] !=NOVAL_1)) |
721 | { |
722 | kk = 1; |
723 | printf("\n\tSupported: CD-ROM ATAPI"); |
724 | jj = val[CDR_MAJOR] >> 1; |
725 | for (ii = 1; ii <15; ii++) |
726 | { |
727 | if (jj & 0x0001) printf("-%u ", ii); |
728 | jj >>= 1; |
729 | } |
730 | } |
731 | printf("%s\n", (!kk) ? "\n\tLikely used CD-ROM ATAPI-1" : "" ); |
732 | /* the cdrom stuff is more like ATA-2 than anything else, so: */ |
733 | like_std = 2; |
734 | } |
735 | |
736 | if (min_std == 0xffff) |
737 | min_std = like_std > 4 ? like_std - 3 : 1; |
738 | |
739 | printf("Configuration:\n"); |
740 | /* more info from the general configuration word */ |
741 | if ((eqpt != CDROM) && (like_std == 1)) |
742 | { |
743 | jj = val[GEN_CONFIG] >> 1; |
744 | for (ii = 1; ii < 15; ii++) |
745 | { |
746 | if (jj & 0x0001) printf("\t%s\n",ata1_cfg_str[ii]); |
747 | jj >>=1; |
748 | } |
749 | } |
750 | if (dev == ATAPI_DEV) |
751 | { |
752 | if ((val[GEN_CONFIG] & DRQ_RESPONSE_TIME) == DRQ_3MS_VAL) |
753 | strng = "3ms"; |
754 | else if ((val[GEN_CONFIG] & DRQ_RESPONSE_TIME) == DRQ_INTR_VAL) |
755 | strng = "<=10ms with INTRQ"; |
756 | else if ((val[GEN_CONFIG] & DRQ_RESPONSE_TIME) == DRQ_50US_VAL) |
757 | strng ="50us"; |
758 | else |
759 | strng = "Unknown"; |
760 | printf("\tDRQ response: %s\n\tPacket size: ", strng); /* Data Request (DRQ) */ |
761 | |
762 | if ((val[GEN_CONFIG] & PKT_SIZE_SUPPORTED) == PKT_SIZE_12_VAL) |
763 | strng = "12 bytes"; |
764 | else if ((val[GEN_CONFIG] & PKT_SIZE_SUPPORTED) == PKT_SIZE_16_VAL) |
765 | strng = "16 bytes"; |
766 | else |
767 | strng = "Unknown"; |
768 | puts(strng); |
769 | } |
770 | else |
771 | { |
772 | /* addressing...CHS? See section 6.2 of ATA specs 4 or 5 */ |
773 | ll = (uint32_t)val[LBA_SECTS_MSB] << 16 | val[LBA_SECTS_LSB]; |
774 | mm = 0; bbbig = 0; |
775 | if ( (ll > 0x00FBFC10) && (!val[LCYLS])) |
776 | printf("\tCHS addressing not supported\n"); |
777 | else |
778 | { |
779 | jj = val[WHATS_VALID] & OK_W54_58; |
780 | printf("\tLogical\t\tmax\tcurrent\n\tcylinders\t%u\t%u\n\theads\t\t%u\t%u\n\tsectors/track\t%u\t%u\n\t--\n", |
781 | val[LCYLS],jj?val[LCYLS_CUR]:0, val[LHEADS],jj?val[LHEADS_CUR]:0, val[LSECTS],jj?val[LSECTS_CUR]:0); |
782 | |
783 | if ((min_std == 1) && (val[TRACK_BYTES] || val[SECT_BYTES])) |
784 | printf("\tbytes/track: %u\tbytes/sector: %u\n",val[TRACK_BYTES], val[SECT_BYTES]); |
785 | |
786 | if (jj) |
787 | { |
788 | mm = (uint32_t)val[CAPACITY_MSB] << 16 | val[CAPACITY_LSB]; |
789 | if (like_std < 3) |
790 | { |
791 | /* check Endian of capacity bytes */ |
792 | nn = val[LCYLS_CUR] * val[LHEADS_CUR] * val[LSECTS_CUR]; |
793 | oo = (uint32_t)val[CAPACITY_LSB] << 16 | val[CAPACITY_MSB]; |
794 | if (abs(mm - nn) > abs(oo - nn)) |
795 | mm = oo; |
796 | } |
797 | printf("\tCHS current addressable sectors:%11u\n",mm); |
798 | } |
799 | } |
800 | /* LBA addressing */ |
801 | printf("\tLBA user addressable sectors:%11u\n",ll); |
802 | if ( ((val[CMDS_SUPP_1] & VALID) == VALID_VAL) && |
803 | (val[CMDS_SUPP_1] & SUPPORT_48_BIT) ) |
804 | { |
805 | bbbig = (uint64_t)val[LBA_64_MSB] << 48 | |
806 | (uint64_t)val[LBA_48_MSB] << 32 | |
807 | (uint64_t)val[LBA_MID] << 16 | |
808 | val[LBA_LSB] ; |
809 | printf("\tLBA48 user addressable sectors:%11"PRIu64"\n",bbbig); |
810 | } |
811 | |
812 | if (!bbbig) |
813 | bbbig = (uint64_t)(ll>mm ? ll : mm); /* # 512 byte blocks */ |
814 | printf("\tdevice size with M = 1024*1024: %11"PRIu64" MBytes\n",bbbig>>11); |
815 | bbbig = (bbbig<<9)/1000000; |
816 | printf("\tdevice size with M = 1000*1000: %11"PRIu64" MBytes ",bbbig); |
817 | |
818 | if (bbbig > 1000) |
819 | printf("(%"PRIu64" GB)\n", bbbig/1000); |
820 | else |
821 | puts(""); |
822 | } |
823 | |
824 | /* hw support of commands (capabilities) */ |
825 | printf("Capabilities:\n\t"); |
826 | |
827 | if (dev == ATAPI_DEV) |
828 | { |
829 | if (eqpt != CDROM && (val[CAPAB_0] & CMD_Q_SUP)) printf("Cmd queuing, "); |
830 | if (val[CAPAB_0] & OVLP_SUP) printf("Cmd overlap, "); |
831 | } |
832 | if (val[CAPAB_0] & LBA_SUP) printf("LBA, "); |
833 | |
834 | if (like_std != 1) |
835 | { |
836 | printf("IORDY%s(can%s be disabled)\n", |
837 | !(val[CAPAB_0] & IORDY_SUP) ? "(may be)" : "", |
838 | (val[CAPAB_0] & IORDY_OFF) ? "" :"not"); |
839 | } |
840 | else |
841 | printf("no IORDY\n"); |
842 | |
843 | if ((like_std == 1) && val[BUF_TYPE]) |
844 | { |
845 | printf("\tBuffer type: %04x: %s%s\n", val[BUF_TYPE], |
846 | (val[BUF_TYPE] < 2) ? "single port, single-sector" : "dual port, multi-sector", |
847 | (val[BUF_TYPE] > 2) ? " with read caching ability" : ""); |
848 | } |
849 | |
850 | if ((min_std == 1) && (val[BUFFER__SIZE] && (val[BUFFER__SIZE] != NOVAL_1))) |
851 | { |
852 | printf("\tBuffer size: %.1fkB\n",(float)val[BUFFER__SIZE]/2); |
853 | } |
854 | if ((min_std < 4) && (val[RW_LONG])) |
855 | { |
856 | printf("\tbytes avail on r/w long: %u\n",val[RW_LONG]); |
857 | } |
858 | if ((eqpt != CDROM) && (like_std > 3)) |
859 | { |
860 | printf("\tQueue depth: %u\n",(val[QUEUE_DEPTH] & DEPTH_BITS)+1); |
861 | } |
862 | |
863 | if (dev == ATA_DEV) |
864 | { |
865 | if (like_std == 1) |
866 | printf("\tCan%s perform double-word IO\n",(!val[DWORD_IO]) ?"not":""); |
867 | else |
868 | { |
869 | printf("\tStandby timer values: spec'd by %s", (val[CAPAB_0] & STD_STBY) ? "Standard" : "Vendor"); |
870 | if ((like_std > 3) && ((val[CAPAB_1] & VALID) == VALID_VAL)) |
871 | printf(", %s device specific minimum\n",(val[CAPAB_1] & MIN_STANDBY_TIMER)?"with":"no"); |
872 | else |
873 | puts(""); |
874 | } |
875 | printf("\tR/W multiple sector transfer: "); |
876 | if ((like_std < 3) && !(val[SECTOR_XFER_MAX] & SECTOR_XFER)) |
877 | printf("not supported\n"); |
878 | else |
879 | { |
880 | printf("Max = %u\tCurrent = ",val[SECTOR_XFER_MAX] & SECTOR_XFER); |
881 | if (val[SECTOR_XFER_CUR] & MULTIPLE_SETTING_VALID) |
882 | printf("%u\n", val[SECTOR_XFER_CUR] & SECTOR_XFER); |
883 | else |
884 | printf("?\n"); |
885 | } |
886 | if ((like_std > 3) && (val[CMDS_SUPP_1] & 0x0008)) |
887 | { |
888 | /* We print out elsewhere whether the APM feature is enabled or |
889 | not. If it's not enabled, let's not repeat the info; just print |
890 | nothing here. */ |
891 | printf("\tAdvancedPM level: "); |
892 | if ( (val[ADV_PWR] & 0xFF00) == 0x4000 ) |
893 | { |
894 | uint8_t apm_level = val[ADV_PWR] & 0x00FF; |
895 | printf("%u (0x%x)\n", apm_level, apm_level); |
896 | } |
897 | else |
898 | printf("unknown setting (0x%04x)\n", val[ADV_PWR]); |
899 | } |
900 | if (like_std > 5 && val[ACOUSTIC]) { |
901 | printf("\tRecommended acoustic management value: %u, current value: %u\n", |
902 | (val[ACOUSTIC] >> 8) & 0x00ff, val[ACOUSTIC] & 0x00ff); |
903 | } |
904 | } |
905 | else |
906 | { |
907 | /* ATAPI */ |
908 | if (eqpt != CDROM && (val[CAPAB_0] & SWRST_REQ)) |
909 | printf("\tATA sw reset required\n"); |
910 | |
911 | if (val[PKT_REL] || val[SVC_NBSY]) |
912 | { |
913 | printf("\tOverlap support:"); |
914 | if (val[PKT_REL]) printf(" %uus to release bus.",val[PKT_REL]); |
915 | if (val[SVC_NBSY]) printf(" %uus to clear BSY after SERVICE cmd.",val[SVC_NBSY]); |
916 | puts(""); |
917 | } |
918 | } |
919 | |
920 | /* DMA stuff. Check that only one DMA mode is selected. */ |
921 | printf("\tDMA: "); |
922 | if (!(val[CAPAB_0] & DMA_SUP)) |
923 | printf("not supported\n"); |
924 | else |
925 | { |
926 | if (val[DMA_MODE] && !val[SINGLE_DMA] && !val[MULTI_DMA]) |
927 | printf(" sdma%u\n",(val[DMA_MODE] & MODE) >> 8); |
928 | if (val[SINGLE_DMA]) |
929 | { |
930 | jj = val[SINGLE_DMA]; |
931 | kk = val[SINGLE_DMA] >> 8; |
932 | err_dma += mode_loop(jj,kk,'s',&have_mode); |
933 | } |
934 | if (val[MULTI_DMA]) |
935 | { |
936 | jj = val[MULTI_DMA]; |
937 | kk = val[MULTI_DMA] >> 8; |
938 | err_dma += mode_loop(jj,kk,'m',&have_mode); |
939 | } |
940 | if ((val[WHATS_VALID] & OK_W88) && val[ULTRA_DMA]) |
941 | { |
942 | jj = val[ULTRA_DMA]; |
943 | kk = val[ULTRA_DMA] >> 8; |
944 | err_dma += mode_loop(jj,kk,'u',&have_mode); |
945 | } |
946 | if (err_dma || !have_mode) printf("(?)"); |
947 | puts(""); |
948 | |
949 | if ((dev == ATAPI_DEV) && (eqpt != CDROM) && (val[CAPAB_0] & DMA_IL_SUP)) |
950 | printf("\t\tInterleaved DMA support\n"); |
951 | |
952 | if ((val[WHATS_VALID] & OK_W64_70) && |
953 | (val[DMA_TIME_MIN] || val[DMA_TIME_NORM])) |
954 | { |
955 | printf("\t\tCycle time:"); |
956 | if (val[DMA_TIME_MIN]) printf(" min=%uns",val[DMA_TIME_MIN]); |
957 | if (val[DMA_TIME_NORM]) printf(" recommended=%uns",val[DMA_TIME_NORM]); |
958 | puts(""); |
959 | } |
960 | } |
961 | |
962 | /* Programmed IO stuff */ |
963 | printf("\tPIO: "); |
964 | /* If a drive supports mode n (e.g. 3), it also supports all modes less |
965 | * than n (e.g. 3, 2, 1 and 0). Print all the modes. */ |
966 | if ((val[WHATS_VALID] & OK_W64_70) && (val[ADV_PIO_MODES] & PIO_SUP)) |
967 | { |
968 | jj = ((val[ADV_PIO_MODES] & PIO_SUP) << 3) | 0x0007; |
969 | for (ii = 0; ii <= PIO_MODE_MAX ; ii++) |
970 | { |
971 | if (jj & 0x0001) printf("pio%d ",ii); |
972 | jj >>=1; |
973 | } |
974 | puts(""); |
975 | } |
976 | else if (((min_std < 5) || (eqpt == CDROM)) && (val[PIO_MODE] & MODE) ) |
977 | { |
978 | for (ii = 0; ii <= val[PIO_MODE]>>8; ii++) |
979 | printf("pio%d ",ii); |
980 | puts(""); |
981 | } |
982 | else |
983 | printf("unknown\n"); |
984 | |
985 | if (val[WHATS_VALID] & OK_W64_70) |
986 | { |
987 | if (val[PIO_NO_FLOW] || val[PIO_FLOW]) |
988 | { |
989 | printf("\t\tCycle time:"); |
990 | if (val[PIO_NO_FLOW]) printf(" no flow control=%uns", val[PIO_NO_FLOW]); |
991 | if (val[PIO_FLOW]) printf(" IORDY flow control=%uns", val[PIO_FLOW]); |
992 | puts(""); |
993 | } |
994 | } |
995 | |
996 | if ((val[CMDS_SUPP_1] & VALID) == VALID_VAL) |
997 | { |
998 | printf("Commands/features:\n\tEnabled\tSupported:\n"); |
999 | jj = val[CMDS_SUPP_0]; |
1000 | kk = val[CMDS_EN_0]; |
1001 | for (ii = 0; ii < NUM_CMD_FEAT_STR; ii++) |
1002 | { |
1003 | if ((jj & 0x8000) && (*cmd_feat_str[ii] != '\0')) |
1004 | { |
1005 | printf("\t%s\t%s\n", (kk & 0x8000) ? " *" : "", cmd_feat_str[ii]); |
1006 | } |
1007 | jj <<=1; kk<<=1; |
1008 | if (ii%16 == 15) |
1009 | { |
1010 | jj = val[CMDS_SUPP_0+1+(ii/16)]; |
1011 | kk = val[CMDS_EN_0+1+(ii/16)]; |
1012 | } |
1013 | if (ii == 31) |
1014 | { |
1015 | if ((val[CMDS_SUPP_2] & VALID) != VALID_VAL) |
1016 | ii +=16; |
1017 | } |
1018 | } |
1019 | } |
1020 | /* Removable Media Status Notification feature set */ |
1021 | if ((val[RM_STAT] & RM_STAT_BITS) == RM_STAT_SUP) |
1022 | printf("\t%s supported\n", cmd_feat_str[27]); |
1023 | |
1024 | |
1025 | /* security */ |
1026 | if ((eqpt != CDROM) && (like_std > 3) && |
1027 | (val[SECU_STATUS] || val[ERASE_TIME] || val[ENH_ERASE_TIME])) |
1028 | { |
1029 | printf("Security:\n"); |
1030 | if (val[PSWD_CODE] && (val[PSWD_CODE] != NOVAL_1)) |
1031 | printf("\tMaster password revision code = %u\n",val[PSWD_CODE]); |
1032 | jj = val[SECU_STATUS]; |
1033 | if (jj) |
1034 | { |
1035 | for (ii = 0; ii < NUM_SECU_STR; ii++) |
1036 | { |
1037 | printf("\t%s\t%s\n", (!(jj & 0x0001)) ? "not" : "", secu_str[ii]); |
1038 | jj >>=1; |
1039 | } |
1040 | if (val[SECU_STATUS] & SECU_ENABLED) |
1041 | { |
1042 | printf("\tSecurity level %s\n", (val[SECU_STATUS] & SECU_LEVEL) ? "maximum" : "high"); |
1043 | } |
1044 | } |
1045 | jj = val[ERASE_TIME] & ERASE_BITS; |
1046 | kk = val[ENH_ERASE_TIME] & ERASE_BITS; |
1047 | if (jj || kk) |
1048 | { |
1049 | printf("\t"); |
1050 | if (jj) printf("%umin for %sSECURITY ERASE UNIT. ", jj==ERASE_BITS ? 508 : jj<<1, ""); |
1051 | if (kk) printf("%umin for %sSECURITY ERASE UNIT. ", kk==ERASE_BITS ? 508 : kk<<1, "ENHANCED "); |
1052 | puts(""); |
1053 | } |
1054 | } |
1055 | |
1056 | /* reset result */ |
1057 | jj = val[HWRST_RSLT]; |
1058 | if ((jj & VALID) == VALID_VAL) |
1059 | { |
1060 | if (!(oo = (jj & RST0))) |
1061 | jj >>= 8; |
1062 | if ((jj & DEV_DET) == JUMPER_VAL) |
1063 | strng = " determined by the jumper"; |
1064 | else if ((jj & DEV_DET) == CSEL_VAL) |
1065 | strng = " determined by CSEL"; |
1066 | else |
1067 | strng = ""; |
1068 | printf("HW reset results:\n\tCBLID- %s Vih\n\tDevice num = %i%s\n", |
1069 | (val[HWRST_RSLT] & CBLID) ? "above" : "below", !(oo), strng); |
1070 | } |
1071 | |
1072 | /* more stuff from std 5 */ |
1073 | if ((like_std > 4) && (eqpt != CDROM)) |
1074 | { |
1075 | if (val[CFA_PWR_MODE] & VALID_W160) |
1076 | { |
1077 | printf("CFA power mode 1:\n\t%s%s\n", (val[CFA_PWR_MODE] & PWR_MODE_OFF) ? "disabled" : "enabled", |
1078 | (val[CFA_PWR_MODE] & PWR_MODE_REQ) ? " and required by some commands" : ""); |
1079 | |
1080 | if (val[CFA_PWR_MODE] & MAX_AMPS) printf("\tMaximum current = %uma\n",val[CFA_PWR_MODE] & MAX_AMPS); |
1081 | } |
1082 | if ((val[INTEGRITY] & SIG) == SIG_VAL) |
1083 | { |
1084 | printf("Checksum: %scorrect\n", chksum ? "in" : ""); |
1085 | } |
1086 | } |
1087 | |
1088 | exit(EXIT_SUCCESS); |
1089 | } |
1090 | #endif |
1091 | |
1092 | static int get_identity, get_geom; |
1093 | static int do_flush; |
1094 | static int do_ctimings, do_timings; |
1095 | static unsigned long set_readahead, get_readahead, Xreadahead; |
1096 | static unsigned long set_readonly, get_readonly, readonly; |
1097 | static unsigned long set_unmask, get_unmask, unmask; |
1098 | static unsigned long set_mult, get_mult, mult; |
1099 | #ifdef CONFIG_FEATURE_HDPARM_HDIO_GETSET_DMA |
1100 | static unsigned long set_dma, get_dma, dma; |
1101 | #endif |
1102 | static unsigned long set_dma_q, get_dma_q, dma_q; |
1103 | static unsigned long set_nowerr, get_nowerr, nowerr; |
1104 | static unsigned long set_keep, get_keep, keep; |
1105 | static unsigned long set_io32bit, get_io32bit, io32bit; |
1106 | static unsigned long set_piomode, noisy_piomode; |
1107 | static int piomode; |
1108 | #ifdef HDIO_DRIVE_CMD |
1109 | static unsigned long set_dkeep, get_dkeep, dkeep; |
1110 | static unsigned long set_standby, get_standby, standby_requested; |
1111 | static unsigned long set_xfermode, get_xfermode; |
1112 | static int xfermode_requested; |
1113 | static unsigned long set_lookahead, get_lookahead, lookahead; |
1114 | static unsigned long set_prefetch, get_prefetch, prefetch; |
1115 | static unsigned long set_defects, get_defects, defects; |
1116 | static unsigned long set_wcache, get_wcache, wcache; |
1117 | static unsigned long set_doorlock, get_doorlock, doorlock; |
1118 | static unsigned long set_seagate, get_seagate; |
1119 | static unsigned long set_standbynow, get_standbynow; |
1120 | static unsigned long set_sleepnow, get_sleepnow; |
1121 | static unsigned long get_powermode; |
1122 | static unsigned long set_apmmode, get_apmmode, apmmode; |
1123 | #endif |
1124 | #ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY |
1125 | static int get_IDentity; |
1126 | #endif |
1127 | #ifdef CONFIG_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF |
1128 | static unsigned long unregister_hwif; |
1129 | static unsigned long hwif; |
1130 | #endif |
1131 | #ifdef CONFIG_FEATURE_HDPARM_HDIO_SCAN_HWIF |
1132 | static unsigned long scan_hwif; |
1133 | static unsigned long hwif_data; |
1134 | static unsigned long hwif_ctrl; |
1135 | static unsigned long hwif_irq; |
1136 | #endif |
1137 | #ifdef CONFIG_FEATURE_HDPARM_HDIO_TRISTATE_HWIF |
1138 | static unsigned long set_busstate, get_busstate, busstate; |
1139 | #endif |
1140 | static int reread_partn; |
1141 | |
1142 | #ifdef CONFIG_FEATURE_HDPARM_HDIO_DRIVE_RESET |
1143 | static int perform_reset; |
1144 | #endif /* CONFIG_FEATURE_HDPARM_HDIO_DRIVE_RESET */ |
1145 | #ifdef CONFIG_FEATURE_HDPARM_HDIO_TRISTATE_HWIF |
1146 | static unsigned long perform_tristate, tristate; |
1147 | #endif /* CONFIG_FEATURE_HDPARM_HDIO_TRISTATE_HWIF */ |
1148 | |
1149 | // Historically, if there was no HDIO_OBSOLETE_IDENTITY, then |
1150 | // then the HDIO_GET_IDENTITY only returned 142 bytes. |
1151 | // Otherwise, HDIO_OBSOLETE_IDENTITY returns 142 bytes, |
1152 | // and HDIO_GET_IDENTITY returns 512 bytes. But the latest |
1153 | // 2.5.xx kernels no longer define HDIO_OBSOLETE_IDENTITY |
1154 | // (which they should, but they should just return -EINVAL). |
1155 | // |
1156 | // So.. we must now assume that HDIO_GET_IDENTITY returns 512 bytes. |
1157 | // On a really old system, it will not, and we will be confused. |
1158 | // Too bad, really. |
1159 | |
1160 | #ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY |
1161 | static const char * const cfg_str[] = |
1162 | { "", "HardSect", "SoftSect", "NotMFM", |
1163 | "HdSw>15uSec", "SpinMotCtl", "Fixed", "Removeable", |
1164 | "DTR<=5Mbs", "DTR>5Mbs", "DTR>10Mbs", "RotSpdTol>.5%", |
1165 | "dStbOff", "TrkOff", "FmtGapReq", "nonMagnetic" |
1166 | }; |
1167 | |
1168 | static const char * const BuffType[] = {"Unknown", "1Sect", "DualPort", "DualPortCache"}; |
1169 | |
1170 | static void dump_identity(const struct hd_driveid *id) |
1171 | { |
1172 | int i; |
1173 | const unsigned short int *id_regs= (const void*) id; |
1174 | |
1175 | printf("\n Model=%.40s, FwRev=%.8s, SerialNo=%.20s\n Config={", |
1176 | id->model, id->fw_rev, id->serial_no); |
1177 | for (i=0; i<=15; i++) { |
1178 | if (id->config & (1<<i)) |
1179 | printf(" %s", cfg_str[i]); |
1180 | } |
1181 | printf( " }\n RawCHS=%u/%u/%u, TrkSize=%u, SectSize=%u, ECCbytes=%u\n" |
1182 | " BuffType=(%u) %s, BuffSize=%ukB, MaxMultSect=%u", |
1183 | id->cyls, id->heads, id->sectors, id->track_bytes, |
1184 | id->sector_bytes, id->ecc_bytes, |
1185 | id->buf_type, BuffType[(id->buf_type > 3) ? 0 : id->buf_type], |
1186 | id->buf_size/2, id->max_multsect); |
1187 | if (id->max_multsect) |
1188 | { |
1189 | printf(", MultSect="); |
1190 | if (!(id->multsect_valid&1)) |
1191 | printf("?%u?", id->multsect); |
1192 | else if (id->multsect) |
1193 | printf("%u", id->multsect); |
1194 | else |
1195 | printf("off"); |
1196 | } |
1197 | puts(""); |
1198 | |
1199 | if (!(id->field_valid&1)) |
1200 | printf(" (maybe):"); |
1201 | |
1202 | printf(" CurCHS=%u/%u/%u, CurSects=%lu, LBA=%s",id->cur_cyls, id->cur_heads, |
1203 | id->cur_sectors, |
1204 | (BB_BIG_ENDIAN) ? |
1205 | (long unsigned int)(id->cur_capacity0 << 16) | id->cur_capacity1 : |
1206 | (long unsigned int)(id->cur_capacity1 << 16) | id->cur_capacity0, |
1207 | ((id->capability&2) == 0) ? "no" : "yes"); |
1208 | |
1209 | if (id->capability&2) |
1210 | printf(", LBAsects=%u", id->lba_capacity); |
1211 | |
1212 | printf("\n IORDY=%s", (id->capability&8) ? (id->capability&4) ? "on/off" : "yes" : "no"); |
1213 | |
1214 | if (((id->capability&8) || (id->field_valid&2)) && id->field_valid&2) |
1215 | printf(", tPIO={min:%u,w/IORDY:%u}", id->eide_pio, id->eide_pio_iordy); |
1216 | |
1217 | if ((id->capability&1) && (id->field_valid&2)) |
1218 | printf(", tDMA={min:%u,rec:%u}", id->eide_dma_min, id->eide_dma_time); |
1219 | |
1220 | printf("\n PIO modes: "); |
1221 | if (id->tPIO <= 5) |
1222 | { |
1223 | printf("pio0 "); |
1224 | if (id->tPIO >= 1) printf("pio1 "); |
1225 | if (id->tPIO >= 2) printf("pio2 "); |
1226 | } |
1227 | if (id->field_valid&2) |
1228 | { |
1229 | if (id->eide_pio_modes & 1) printf("pio3 "); |
1230 | if (id->eide_pio_modes & 2) printf("pio4 "); |
1231 | if (id->eide_pio_modes &~3) printf("pio? "); |
1232 | } |
1233 | if (id->capability&1) |
1234 | { |
1235 | if (id->dma_1word | id->dma_mword) |
1236 | { |
1237 | printf("\n DMA modes: "); |
1238 | if (id->dma_1word & 0x100) printf("*"); |
1239 | if (id->dma_1word & 1) printf("sdma0 "); |
1240 | if (id->dma_1word & 0x200) printf("*"); |
1241 | if (id->dma_1word & 2) printf("sdma1 "); |
1242 | if (id->dma_1word & 0x400) printf("*"); |
1243 | if (id->dma_1word & 4) printf("sdma2 "); |
1244 | if (id->dma_1word & 0xf800) printf("*"); |
1245 | if (id->dma_1word & 0xf8) printf("sdma? "); |
1246 | if (id->dma_mword & 0x100) printf("*"); |
1247 | if (id->dma_mword & 1) printf("mdma0 "); |
1248 | if (id->dma_mword & 0x200) printf("*"); |
1249 | if (id->dma_mword & 2) printf("mdma1 "); |
1250 | if (id->dma_mword & 0x400) printf("*"); |
1251 | if (id->dma_mword & 4) printf("mdma2 "); |
1252 | if (id->dma_mword & 0xf800) printf("*"); |
1253 | if (id->dma_mword & 0xf8) printf("mdma? "); |
1254 | } |
1255 | } |
1256 | if (((id->capability&8) || (id->field_valid&2)) && id->field_valid&4) |
1257 | { |
1258 | printf("\n UDMA modes: "); |
1259 | if (id->dma_ultra & 0x100) printf("*"); |
1260 | if (id->dma_ultra & 0x001) printf("udma0 "); |
1261 | if (id->dma_ultra & 0x200) printf("*"); |
1262 | if (id->dma_ultra & 0x002) printf("udma1 "); |
1263 | if (id->dma_ultra & 0x400) printf("*"); |
1264 | if (id->dma_ultra & 0x004) printf("udma2 "); |
1265 | #ifdef __NEW_HD_DRIVE_ID |
1266 | if (id->hw_config & 0x2000) |
1267 | { |
1268 | #else /* !__NEW_HD_DRIVE_ID */ |
1269 | if (id->word93 & 0x2000) |
1270 | { |
1271 | #endif /* __NEW_HD_DRIVE_ID */ |
1272 | if (id->dma_ultra & 0x0800) printf("*"); |
1273 | if (id->dma_ultra & 0x0008) printf("udma3 "); |
1274 | if (id->dma_ultra & 0x1000) printf("*"); |
1275 | if (id->dma_ultra & 0x0010) printf("udma4 "); |
1276 | if (id->dma_ultra & 0x2000) printf("*"); |
1277 | if (id->dma_ultra & 0x0020) printf("udma5 "); |
1278 | if (id->dma_ultra & 0x4000) printf("*"); |
1279 | if (id->dma_ultra & 0x0040) printf("udma6 "); |
1280 | if (id->dma_ultra & 0x8000) printf("*"); |
1281 | if (id->dma_ultra & 0x0080) printf("udma7 "); |
1282 | } |
1283 | } |
1284 | printf("\n AdvancedPM=%s",((id_regs[83]&8)==0)?"no":"yes"); |
1285 | if (id_regs[83] & 8) |
1286 | { |
1287 | if (!(id_regs[86]&8)) |
1288 | printf(": disabled (255)"); |
1289 | else if ((id_regs[91]&0xFF00)!=0x4000) |
1290 | printf(": unknown setting"); |
1291 | else |
1292 | printf(": mode=0x%02X (%u)",id_regs[91]&0xFF,id_regs[91]&0xFF); |
1293 | } |
1294 | if (id_regs[82]&0x20) |
1295 | printf(" WriteCache=%s",(id_regs[85]&0x20) ? "enabled" : "disabled"); |
1296 | #ifdef __NEW_HD_DRIVE_ID |
1297 | if ((id->minor_rev_num && id->minor_rev_num <= 31) || (id->major_rev_num && id->minor_rev_num <= 31)) |
1298 | { |
1299 | printf("\n Drive conforms to: %s: ", (id->minor_rev_num <= 31) ? minor_str[id->minor_rev_num] : "Unknown"); |
1300 | if (id->major_rev_num != 0x0000 && /* NOVAL_0 */ |
1301 | id->major_rev_num != 0xFFFF) { /* NOVAL_1 */ |
1302 | for (i=0; i <= 15; i++) { |
1303 | if (id->major_rev_num & (1<<i)) |
1304 | printf(" ATA/ATAPI-%u", i); |
1305 | } |
1306 | } |
1307 | } |
1308 | #endif /* __NEW_HD_DRIVE_ID */ |
1309 | printf("\n\n * current active mode\n\n"); |
1310 | } |
1311 | #endif |
1312 | |
1313 | static void flush_buffer_cache(int fd) |
1314 | { |
1315 | fsync(fd); /* flush buffers */ |
1316 | bb_ioctl(fd, BLKFLSBUF, NULL,"BLKFLSBUF" ) ;/* do it again, big time */ |
1317 | #ifdef HDIO_DRIVE_CMD |
1318 | sleep(1); |
1319 | if (ioctl(fd, HDIO_DRIVE_CMD, NULL) && errno != EINVAL) /* await completion */ |
1320 | bb_perror_msg("HDIO_DRIVE_CMD"); |
1321 | #endif |
1322 | } |
1323 | |
1324 | static int seek_to_zero(int fd) |
1325 | { |
1326 | if (lseek(fd, (off_t) 0, SEEK_SET)) |
1327 | return 1; |
1328 | return 0; |
1329 | } |
1330 | |
1331 | static int read_big_block(int fd, char *buf) |
1332 | { |
1333 | int i; |
1334 | |
1335 | if ((i = read(fd, buf, TIMING_BUF_BYTES)) != TIMING_BUF_BYTES) { |
1336 | bb_error_msg("read(%d bytes) failed (rc=%d)", TIMING_BUF_BYTES, i); |
1337 | return 1; |
1338 | } |
1339 | /* access all sectors of buf to ensure the read fully completed */ |
1340 | for (i = 0; i < TIMING_BUF_BYTES; i += 512) |
1341 | buf[i] &= 1; |
1342 | return 0; |
1343 | } |
1344 | |
1345 | static void print_timing(int t, double e) |
1346 | { |
1347 | if (t >= e) /* more than 1MB/s */ |
1348 | printf("%2d MB in %5.2f seconds =%6.2f %cB/sec\n", t, e, t / e, 'M'); |
1349 | else |
1350 | printf("%2d MB in %5.2f seconds =%6.2f %cB/sec\n", t, e, t / e * 1024, 'k'); |
1351 | } |
1352 | |
1353 | static int do_blkgetsize (int fd, unsigned long long *blksize64) |
1354 | { |
1355 | int rc; |
1356 | unsigned int blksize32 = 0; |
1357 | |
1358 | if (0 == ioctl(fd, BLKGETSIZE64, blksize64)) { // returns bytes |
1359 | *blksize64 /= 512; |
1360 | return 0; |
1361 | } |
1362 | rc = ioctl(fd, BLKGETSIZE, &blksize32); // returns sectors |
1363 | if (rc) |
1364 | bb_perror_msg("BLKGETSIZE"); |
1365 | *blksize64 = blksize32; |
1366 | return rc; |
1367 | } |
1368 | |
1369 | static void do_time(int flag, int fd) |
1370 | /* |
1371 | flag = 0 time_cache |
1372 | flag = 1 time_device |
1373 | */ |
1374 | { |
1375 | struct itimerval e1, e2; |
1376 | double elapsed, elapsed2; |
1377 | unsigned int max_iterations = 1024, total_MB, iterations; |
1378 | unsigned long long blksize; |
1379 | RESERVE_CONFIG_BUFFER(buf, TIMING_BUF_BYTES); |
1380 | |
1381 | if (mlock(buf, TIMING_BUF_BYTES)) { |
1382 | bb_perror_msg("mlock"); |
1383 | goto quit2; |
1384 | } |
1385 | |
1386 | if (0 == do_blkgetsize(fd, &blksize)) { |
1387 | max_iterations = blksize / (2 * 1024) / TIMING_BUF_MB; |
1388 | } |
1389 | |
1390 | /* Clear out the device request queues & give them time to complete */ |
1391 | sync(); |
1392 | sleep(3); |
1393 | |
1394 | setitimer(ITIMER_REAL, &(struct itimerval){{1000,0},{1000,0}}, NULL); |
1395 | |
1396 | if (flag == 0) /* Time cache */ |
1397 | { |
1398 | if (seek_to_zero (fd)) return; |
1399 | if (read_big_block (fd, buf)) return; |
1400 | printf(" Timing cached reads: "); |
1401 | fflush(stdout); |
1402 | |
1403 | /* Now do the timing */ |
1404 | iterations = 0; |
1405 | getitimer(ITIMER_REAL, &e1); |
1406 | do { |
1407 | ++iterations; |
1408 | if (seek_to_zero (fd) || read_big_block (fd, buf)) |
1409 | goto quit; |
1410 | getitimer(ITIMER_REAL, &e2); |
1411 | elapsed = (e1.it_value.tv_sec - e2.it_value.tv_sec) |
1412 | + ((e1.it_value.tv_usec - e2.it_value.tv_usec) / 1000000.0); |
1413 | } while (elapsed < 2.0); |
1414 | total_MB = iterations * TIMING_BUF_MB; |
1415 | |
1416 | /* Now remove the lseek() and getitimer() overheads from the elapsed time */ |
1417 | getitimer(ITIMER_REAL, &e1); |
1418 | do { |
1419 | if (seek_to_zero (fd)) |
1420 | goto quit; |
1421 | getitimer(ITIMER_REAL, &e2); |
1422 | elapsed2 = (e1.it_value.tv_sec - e2.it_value.tv_sec) |
1423 | + ((e1.it_value.tv_usec - e2.it_value.tv_usec) / 1000000.0); |
1424 | } while (--iterations); |
1425 | |
1426 | elapsed -= elapsed2; |
1427 | print_timing(BUFCACHE_FACTOR * total_MB, elapsed); |
1428 | flush_buffer_cache(fd); |
1429 | sleep(1); |
1430 | } |
1431 | else /* Time device */ |
1432 | { |
1433 | printf(" Timing buffered disk reads: "); |
1434 | fflush(stdout); |
1435 | /* |
1436 | * getitimer() is used rather than gettimeofday() because |
1437 | * it is much more consistent (on my machine, at least). |
1438 | */ |
1439 | /* Now do the timings for real */ |
1440 | iterations = 0; |
1441 | getitimer(ITIMER_REAL, &e1); |
1442 | do { |
1443 | ++iterations; |
1444 | if (read_big_block (fd, buf)) |
1445 | goto quit; |
1446 | getitimer(ITIMER_REAL, &e2); |
1447 | elapsed = (e1.it_value.tv_sec - e2.it_value.tv_sec) |
1448 | + ((e1.it_value.tv_usec - e2.it_value.tv_usec) / 1000000.0); |
1449 | } while (elapsed < 3.0 && iterations < max_iterations); |
1450 | |
1451 | total_MB = iterations * TIMING_BUF_MB; |
1452 | print_timing(total_MB, elapsed); |
1453 | } |
1454 | quit: |
1455 | munlock(buf, TIMING_BUF_BYTES); |
1456 | quit2: |
1457 | RELEASE_CONFIG_BUFFER(buf); |
1458 | } |
1459 | |
1460 | static void on_off (unsigned int value) |
1461 | { |
1462 | printf(value ? " (on)\n" : " (off)\n"); |
1463 | } |
1464 | |
1465 | #ifdef CONFIG_FEATURE_HDPARM_HDIO_TRISTATE_HWIF |
1466 | static void bus_state_value(unsigned int value) |
1467 | { |
1468 | if (value == BUSSTATE_ON) |
1469 | on_off(1); |
1470 | else if (value == BUSSTATE_OFF) |
1471 | on_off(0); |
1472 | else if (value == BUSSTATE_TRISTATE) |
1473 | printf(" (tristate)\n"); |
1474 | else |
1475 | printf(" (unknown: %d)\n", value); |
1476 | } |
1477 | #endif |
1478 | |
1479 | #ifdef HDIO_DRIVE_CMD |
1480 | static void interpret_standby(unsigned int standby) |
1481 | { |
1482 | unsigned int t; |
1483 | |
1484 | printf(" ("); |
1485 | if (standby == 0) |
1486 | printf("off"); |
1487 | else if (standby == 252) |
1488 | printf("21 minutes"); |
1489 | else if (standby == 253) |
1490 | printf("vendor-specific"); |
1491 | else if (standby == 254) |
1492 | printf("Reserved"); |
1493 | else if (standby == 255) |
1494 | printf("21 minutes + 15 seconds"); |
1495 | else { |
1496 | if (standby <= 240) { |
1497 | t = standby * 5; |
1498 | printf("%u minutes + %u seconds", t / 60, t % 60); |
1499 | } else if (standby <= 251) { |
1500 | t = (standby - 240) * 30; |
1501 | printf("%u hours + %u minutes", t / 60, t % 60); |
1502 | } else |
1503 | printf("illegal value"); |
1504 | } |
1505 | printf(")\n"); |
1506 | } |
1507 | |
1508 | struct xfermode_entry { |
1509 | int val; |
1510 | const char *name; |
1511 | }; |
1512 | |
1513 | static const struct xfermode_entry xfermode_table[] = { |
1514 | { 8, "pio0" }, |
1515 | { 9, "pio1" }, |
1516 | { 10, "pio2" }, |
1517 | { 11, "pio3" }, |
1518 | { 12, "pio4" }, |
1519 | { 13, "pio5" }, |
1520 | { 14, "pio6" }, |
1521 | { 15, "pio7" }, |
1522 | { 16, "sdma0" }, |
1523 | { 17, "sdma1" }, |
1524 | { 18, "sdma2" }, |
1525 | { 19, "sdma3" }, |
1526 | { 20, "sdma4" }, |
1527 | { 21, "sdma5" }, |
1528 | { 22, "sdma6" }, |
1529 | { 23, "sdma7" }, |
1530 | { 32, "mdma0" }, |
1531 | { 33, "mdma1" }, |
1532 | { 34, "mdma2" }, |
1533 | { 35, "mdma3" }, |
1534 | { 36, "mdma4" }, |
1535 | { 37, "mdma5" }, |
1536 | { 38, "mdma6" }, |
1537 | { 39, "mdma7" }, |
1538 | { 64, "udma0" }, |
1539 | { 65, "udma1" }, |
1540 | { 66, "udma2" }, |
1541 | { 67, "udma3" }, |
1542 | { 68, "udma4" }, |
1543 | { 69, "udma5" }, |
1544 | { 70, "udma6" }, |
1545 | { 71, "udma7" }, |
1546 | { 0, NULL } |
1547 | }; |
1548 | |
1549 | static int translate_xfermode(char * name) |
1550 | { |
1551 | const struct xfermode_entry *tmp; |
1552 | char *endptr; |
1553 | int val = -1; |
1554 | |
1555 | |
1556 | for (tmp = xfermode_table; tmp->name != NULL; ++tmp) |
1557 | { |
1558 | if (!strcmp(name, tmp->name)) |
1559 | return tmp->val; |
1560 | } |
1561 | |
1562 | val = strtol(name, &endptr, 10); |
1563 | if (*endptr == '\0') |
1564 | return val; |
1565 | |
1566 | return -1; |
1567 | } |
1568 | |
1569 | static void interpret_xfermode(unsigned int xfermode) |
1570 | { |
1571 | printf(" ("); |
1572 | if (xfermode == 0) |
1573 | printf("default PIO mode"); |
1574 | else if (xfermode == 1) |
1575 | printf("default PIO mode, disable IORDY"); |
1576 | else if (xfermode >= 8 && xfermode <= 15) |
1577 | printf("PIO flow control mode%u", xfermode-8); |
1578 | else if (xfermode >= 16 && xfermode <= 23) |
1579 | printf("singleword DMA mode%u", xfermode-16); |
1580 | else if (xfermode >= 32 && xfermode <= 39) |
1581 | printf("multiword DMA mode%u", xfermode-32); |
1582 | else if (xfermode >= 64 && xfermode <= 71) |
1583 | printf("UltraDMA mode%u", xfermode-64); |
1584 | else |
1585 | printf("Unknown"); |
1586 | printf(")\n"); |
1587 | } |
1588 | #endif /* HDIO_DRIVE_CMD */ |
1589 | |
1590 | static void print_flag(unsigned long flag, char *s, unsigned long value) |
1591 | { |
1592 | if (flag) |
1593 | printf(" setting %s to %ld\n", s, value); |
1594 | } |
1595 | |
1596 | static void process_dev(char *devname) |
1597 | { |
1598 | int fd; |
1599 | static long parm, multcount; |
1600 | #ifndef HDIO_DRIVE_CMD |
1601 | int force_operation = 0; |
1602 | #endif |
1603 | /* Please restore args[n] to these values after each ioctl |
1604 | except for args[2] */ |
1605 | unsigned char args[4] = {WIN_SETFEATURES,0,0,0}; |
1606 | const char *fmt = " %s\t= %2ld"; |
1607 | |
1608 | fd = xopen(devname, O_RDONLY|O_NONBLOCK); |
1609 | printf("\n%s:\n", devname); |
1610 | |
1611 | if (set_readahead) |
1612 | { |
1613 | print_flag(get_readahead,"fs readahead", Xreadahead); |
1614 | bb_ioctl(fd, BLKRASET,(int *)Xreadahead,"BLKRASET"); |
1615 | } |
1616 | #ifdef CONFIG_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF |
1617 | if (unregister_hwif) |
1618 | { |
1619 | printf(" attempting to unregister hwif#%lu\n", hwif); |
1620 | bb_ioctl(fd, HDIO_UNREGISTER_HWIF,(int *)(unsigned long)hwif,"HDIO_UNREGISTER_HWIF"); |
1621 | } |
1622 | #endif |
1623 | #ifdef CONFIG_FEATURE_HDPARM_HDIO_SCAN_HWIF |
1624 | if (scan_hwif) |
1625 | { |
1626 | printf(" attempting to scan hwif (0x%lx, 0x%lx, %lu)\n", hwif_data, hwif_ctrl, hwif_irq); |
1627 | args[0] = hwif_data; |
1628 | args[1] = hwif_ctrl; |
1629 | args[2] = hwif_irq; |
1630 | bb_ioctl(fd, HDIO_SCAN_HWIF, args, "HDIO_SCAN_HWIF"); |
1631 | args[0] = WIN_SETFEATURES; |
1632 | args[1] = 0; |
1633 | } |
1634 | #endif |
1635 | if (set_piomode) |
1636 | { |
1637 | if (noisy_piomode) |
1638 | { |
1639 | printf(" attempting to "); |
1640 | if (piomode == 255) |
1641 | printf("auto-tune PIO mode\n"); |
1642 | else if (piomode < 100) |
1643 | printf("set PIO mode to %d\n", piomode); |
1644 | else if (piomode < 200) |
1645 | printf("set MDMA mode to %d\n", (piomode-100)); |
1646 | else |
1647 | printf("set UDMA mode to %d\n", (piomode-200)); |
1648 | } |
1649 | bb_ioctl(fd, HDIO_SET_PIO_MODE, (int *)(unsigned long)piomode, "HDIO_SET_PIO_MODE"); |
1650 | } |
1651 | if (set_io32bit) |
1652 | { |
1653 | print_flag(get_io32bit,"32-bit IO_support flag", io32bit); |
1654 | bb_ioctl(fd, HDIO_SET_32BIT, (int *)io32bit, "HDIO_SET_32BIT"); |
1655 | } |
1656 | if (set_mult) |
1657 | { |
1658 | print_flag(get_mult, "multcount", mult); |
1659 | #ifdef HDIO_DRIVE_CMD |
1660 | bb_ioctl(fd, HDIO_SET_MULTCOUNT, &mult, "HDIO_SET_MULTCOUNT"); |
1661 | #else |
1662 | force_operation |= (!bb_ioctl(fd, HDIO_SET_MULTCOUNT, &mult, "HDIO_SET_MULTCOUNT")); |
1663 | #endif |
1664 | } |
1665 | if (set_readonly) |
1666 | { |
1667 | print_flag_on_off(get_readonly,"readonly", readonly); |
1668 | bb_ioctl(fd, BLKROSET, &readonly, "BLKROSET"); |
1669 | } |
1670 | if (set_unmask) |
1671 | { |
1672 | print_flag_on_off(get_unmask,"unmaskirq", unmask); |
1673 | bb_ioctl(fd, HDIO_SET_UNMASKINTR, (int *)unmask, "HDIO_SET_UNMASKINTR"); |
1674 | } |
1675 | #ifdef CONFIG_FEATURE_HDPARM_HDIO_GETSET_DMA |
1676 | if (set_dma) |
1677 | { |
1678 | print_flag_on_off(get_dma, "using_dma", dma); |
1679 | bb_ioctl(fd, HDIO_SET_DMA, (int *)dma, "HDIO_SET_DMA"); |
1680 | } |
1681 | #endif /* CONFIG_FEATURE_HDPARM_HDIO_GETSET_DMA */ |
1682 | if (set_dma_q) |
1683 | { |
1684 | print_flag_on_off(get_dma_q,"DMA queue_depth", dma_q); |
1685 | bb_ioctl(fd, HDIO_SET_QDMA, (int *)dma_q, "HDIO_SET_QDMA"); |
1686 | } |
1687 | if (set_nowerr) |
1688 | { |
1689 | print_flag_on_off(get_nowerr,"nowerr", nowerr); |
1690 | bb_ioctl(fd, HDIO_SET_NOWERR, (int *)nowerr,"HDIO_SET_NOWERR"); |
1691 | } |
1692 | if (set_keep) |
1693 | { |
1694 | print_flag_on_off(get_keep,"keep_settings", keep); |
1695 | bb_ioctl(fd, HDIO_SET_KEEPSETTINGS, (int *)keep,"HDIO_SET_KEEPSETTINGS"); |
1696 | } |
1697 | #ifdef HDIO_DRIVE_CMD |
1698 | if (set_doorlock) |
1699 | { |
1700 | args[0] = doorlock ? WIN_DOORLOCK : WIN_DOORUNLOCK; |
1701 | args[2] = 0; |
1702 | print_flag_on_off(get_doorlock,"drive doorlock", doorlock); |
1703 | bb_ioctl(fd, HDIO_DRIVE_CMD, &args,"HDIO_DRIVE_CMD(doorlock)"); |
1704 | args[0] = WIN_SETFEATURES; |
1705 | } |
1706 | if (set_dkeep) |
1707 | { |
1708 | /* lock/unlock the drive's "feature" settings */ |
1709 | print_flag_on_off(get_dkeep,"drive keep features", dkeep); |
1710 | args[2] = dkeep ? 0x66 : 0xcc; |
1711 | bb_ioctl(fd, HDIO_DRIVE_CMD, &args,"HDIO_DRIVE_CMD(keepsettings)"); |
1712 | } |
1713 | if (set_defects) |
1714 | { |
1715 | args[2] = defects ? 0x04 : 0x84; |
1716 | print_flag(get_defects,"drive defect-mgmt", defects); |
1717 | bb_ioctl(fd, HDIO_DRIVE_CMD, &args,"HDIO_DRIVE_CMD(defectmgmt)"); |
1718 | } |
1719 | if (set_prefetch) |
1720 | { |
1721 | args[1] = prefetch; |
1722 | args[2] = 0xab; |
1723 | print_flag(get_prefetch,"drive prefetch", prefetch); |
1724 | bb_ioctl(fd, HDIO_DRIVE_CMD, &args, "HDIO_DRIVE_CMD(setprefetch)"); |
1725 | args[1] = 0; |
1726 | } |
1727 | if (set_xfermode) |
1728 | { |
1729 | args[1] = xfermode_requested; |
1730 | args[2] = 3; |
1731 | if (get_xfermode) |
1732 | { |
1733 | print_flag(1,"xfermode", xfermode_requested); |
1734 | interpret_xfermode(xfermode_requested); |
1735 | } |
1736 | bb_ioctl(fd, HDIO_DRIVE_CMD, &args,"HDIO_DRIVE_CMD(setxfermode)"); |
1737 | args[1] = 0; |
1738 | } |
1739 | if (set_lookahead) |
1740 | { |
1741 | args[2] = lookahead ? 0xaa : 0x55; |
1742 | print_flag_on_off(get_lookahead,"drive read-lookahead", lookahead); |
1743 | bb_ioctl(fd, HDIO_DRIVE_CMD, &args, "HDIO_DRIVE_CMD(setreadahead)"); |
1744 | } |
1745 | if (set_apmmode) |
1746 | { |
1747 | args[2] = (apmmode == 255) ? 0x85 /* disable */ : 0x05 /* set */; /* feature register */ |
1748 | args[1] = apmmode; /* sector count register 1-255 */ |
1749 | if (get_apmmode) |
1750 | printf(" setting APM level to %s 0x%02lX (%ld)\n", (apmmode == 255) ? "disabled" : "", apmmode, apmmode); |
1751 | bb_ioctl(fd, HDIO_DRIVE_CMD, &args,"HDIO_DRIVE_CMD"); |
1752 | args[1] = 0; |
1753 | } |
1754 | if (set_wcache) |
1755 | { |
1756 | #ifdef DO_FLUSHCACHE |
1757 | #ifndef WIN_FLUSHCACHE |
1758 | #define WIN_FLUSHCACHE 0xe7 |
1759 | #endif |
1760 | static unsigned char flushcache[4] = {WIN_FLUSHCACHE,0,0,0}; |
1761 | #endif /* DO_FLUSHCACHE */ |
1762 | args[2] = wcache ? 0x02 : 0x82; |
1763 | print_flag_on_off(get_wcache,"drive write-caching", wcache); |
1764 | #ifdef DO_FLUSHCACHE |
1765 | if (!wcache) |
1766 | bb_ioctl(fd, HDIO_DRIVE_CMD, &flushcache, "HDIO_DRIVE_CMD(flushcache)"); |
1767 | #endif /* DO_FLUSHCACHE */ |
1768 | bb_ioctl(fd, HDIO_DRIVE_CMD, &args, "HDIO_DRIVE_CMD(setcache)"); |
1769 | #ifdef DO_FLUSHCACHE |
1770 | if (!wcache) |
1771 | bb_ioctl(fd, HDIO_DRIVE_CMD, &flushcache, "HDIO_DRIVE_CMD(flushcache)"); |
1772 | #endif /* DO_FLUSHCACHE */ |
1773 | } |
1774 | |
1775 | /* In code below, we do not preserve args[0], but the rest |
1776 | is preserved, including args[2] */ |
1777 | args[2] = 0; |
1778 | |
1779 | if (set_standbynow) |
1780 | { |
1781 | #ifndef WIN_STANDBYNOW1 |
1782 | #define WIN_STANDBYNOW1 0xE0 |
1783 | #endif |
1784 | #ifndef WIN_STANDBYNOW2 |
1785 | #define WIN_STANDBYNOW2 0x94 |
1786 | #endif |
1787 | if (get_standbynow) printf(" issuing standby command\n"); |
1788 | args[0] = WIN_STANDBYNOW1; |
1789 | bb_ioctl_alt(fd, HDIO_DRIVE_CMD, args, WIN_STANDBYNOW2, "HDIO_DRIVE_CMD(standby)"); |
1790 | } |
1791 | if (set_sleepnow) |
1792 | { |
1793 | #ifndef WIN_SLEEPNOW1 |
1794 | #define WIN_SLEEPNOW1 0xE6 |
1795 | #endif |
1796 | #ifndef WIN_SLEEPNOW2 |
1797 | #define WIN_SLEEPNOW2 0x99 |
1798 | #endif |
1799 | if (get_sleepnow) printf(" issuing sleep command\n"); |
1800 | args[0] = WIN_SLEEPNOW1; |
1801 | bb_ioctl_alt(fd, HDIO_DRIVE_CMD, args, WIN_SLEEPNOW2, "HDIO_DRIVE_CMD(sleep)"); |
1802 | } |
1803 | if (set_seagate) |
1804 | { |
1805 | args[0] = 0xfb; |
1806 | if (get_seagate) printf(" disabling Seagate auto powersaving mode\n"); |
1807 | bb_ioctl(fd, HDIO_DRIVE_CMD, &args, "HDIO_DRIVE_CMD(seagatepwrsave)"); |
1808 | } |
1809 | if (set_standby) |
1810 | { |
1811 | args[0] = WIN_SETIDLE1; |
1812 | args[1] = standby_requested; |
1813 | if (get_standby) |
1814 | { |
1815 | print_flag(1,"standby", standby_requested); |
1816 | interpret_standby(standby_requested); |
1817 | } |
1818 | bb_ioctl(fd, HDIO_DRIVE_CMD, &args, "HDIO_DRIVE_CMD(setidle1)"); |
1819 | args[1] = 0; |
1820 | } |
1821 | #else /* HDIO_DRIVE_CMD */ |
1822 | if (force_operation) |
1823 | { |
1824 | char buf[512]; |
1825 | flush_buffer_cache(fd); |
1826 | if (-1 == read(fd, buf, sizeof(buf))) |
1827 | bb_perror_msg("read(%d bytes) failed (rc=%d)", sizeof(buf), -1); |
1828 | } |
1829 | #endif /* HDIO_DRIVE_CMD */ |
1830 | |
1831 | if (get_mult || get_identity) |
1832 | { |
1833 | multcount = -1; |
1834 | if (ioctl(fd, HDIO_GET_MULTCOUNT, &multcount)) |
1835 | { |
1836 | if (get_mult) |
1837 | bb_perror_msg("HDIO_GET_MULTCOUNT"); |
1838 | } |
1839 | else if (get_mult) |
1840 | { |
1841 | printf(fmt, "multcount", multcount); |
1842 | on_off(multcount); |
1843 | } |
1844 | } |
1845 | if (get_io32bit) |
1846 | { |
1847 | if (!bb_ioctl(fd, HDIO_GET_32BIT, &parm, "HDIO_GET_32BIT")) |
1848 | { |
1849 | printf(" IO_support\t=%3ld (", parm); |
1850 | if (parm == 0) |
1851 | printf("default 16-bit)\n"); |
1852 | else if (parm == 2) |
1853 | printf("16-bit)\n"); |
1854 | else if (parm == 1) |
1855 | printf("32-bit)\n"); |
1856 | else if (parm == 3) |
1857 | printf("32-bit w/sync)\n"); |
1858 | else if (parm == 8) |
1859 | printf("Request-Queue-Bypass)\n"); |
1860 | else |
1861 | printf("\?\?\?)\n"); |
1862 | } |
1863 | } |
1864 | if (get_unmask) |
1865 | { |
1866 | bb_ioctl_on_off(fd, HDIO_GET_UNMASKINTR,(unsigned long *)parm, |
1867 | "HDIO_GET_UNMASKINTR","unmaskirq"); |
1868 | } |
1869 | |
1870 | |
1871 | #ifdef CONFIG_FEATURE_HDPARM_HDIO_GETSET_DMA |
1872 | if (get_dma) { |
1873 | if (!bb_ioctl(fd, HDIO_GET_DMA, &parm, "HDIO_GET_DMA")) |
1874 | { |
1875 | printf(fmt, "using_dma", parm); |
1876 | if (parm == 8) |
1877 | printf(" (DMA-Assisted-PIO)\n"); |
1878 | else |
1879 | on_off(parm); |
1880 | } |
1881 | } |
1882 | #endif |
1883 | if (get_dma_q) |
1884 | { |
1885 | bb_ioctl_on_off (fd, HDIO_GET_QDMA,(unsigned long *)parm, |
1886 | "HDIO_GET_QDMA","queue_depth"); |
1887 | } |
1888 | if (get_keep) |
1889 | { |
1890 | bb_ioctl_on_off (fd, HDIO_GET_KEEPSETTINGS,(unsigned long *)parm, |
1891 | "HDIO_GET_KEEPSETTINGS","keepsettings"); |
1892 | } |
1893 | |
1894 | if (get_nowerr) |
1895 | { |
1896 | bb_ioctl_on_off (fd, HDIO_GET_NOWERR,(unsigned long *)&parm, |
1897 | "HDIO_GET_NOWERR","nowerr"); |
1898 | } |
1899 | if (get_readonly) |
1900 | { |
1901 | bb_ioctl_on_off(fd, BLKROGET,(unsigned long *)parm, |
1902 | "BLKROGET","readonly"); |
1903 | } |
1904 | if (get_readahead) |
1905 | { |
1906 | bb_ioctl_on_off (fd, BLKRAGET, (unsigned long *) parm, |
1907 | "BLKRAGET","readahead"); |
1908 | } |
1909 | if (get_geom) |
1910 | { |
1911 | if (!bb_ioctl(fd, BLKGETSIZE, &parm, "BLKGETSIZE")) |
1912 | { |
1913 | struct hd_geometry g; |
1914 | |
1915 | if (!bb_ioctl(fd, HDIO_GETGEO, &g, "HDIO_GETGEO")) |
1916 | printf(" geometry\t= %u/%u/%u, sectors = %ld, start = %ld\n", |
1917 | g.cylinders, g.heads, g.sectors, parm, g.start); |
1918 | } |
1919 | } |
1920 | #ifdef HDIO_DRIVE_CMD |
1921 | if (get_powermode) |
1922 | { |
1923 | #ifndef WIN_CHECKPOWERMODE1 |
1924 | #define WIN_CHECKPOWERMODE1 0xE5 |
1925 | #endif |
1926 | #ifndef WIN_CHECKPOWERMODE2 |
1927 | #define WIN_CHECKPOWERMODE2 0x98 |
1928 | #endif |
1929 | const char *state; |
1930 | |
1931 | args[0] = WIN_CHECKPOWERMODE1; |
1932 | if (bb_ioctl_alt(fd, HDIO_DRIVE_CMD, args, WIN_CHECKPOWERMODE2, 0)) |
1933 | { |
1934 | if (errno != EIO || args[0] != 0 || args[1] != 0) |
1935 | state = "Unknown"; |
1936 | else |
1937 | state = "sleeping"; |
1938 | } |
1939 | else |
1940 | state = (args[2] == 255) ? "active/idle" : "standby"; |
1941 | args[1] = args[2] = 0; |
1942 | |
1943 | printf(" drive state is: %s\n", state); |
1944 | } |
1945 | #endif |
1946 | #ifdef CONFIG_FEATURE_HDPARM_HDIO_DRIVE_RESET |
1947 | if (perform_reset) |
1948 | { |
1949 | bb_ioctl(fd, HDIO_DRIVE_RESET, NULL, "HDIO_DRIVE_RESET"); |
1950 | } |
1951 | #endif /* CONFIG_FEATURE_HDPARM_HDIO_DRIVE_RESET */ |
1952 | #ifdef CONFIG_FEATURE_HDPARM_HDIO_TRISTATE_HWIF |
1953 | if (perform_tristate) |
1954 | { |
1955 | args[0] = 0; |
1956 | args[1] = tristate; |
1957 | bb_ioctl(fd, HDIO_TRISTATE_HWIF, &args, "HDIO_TRISTATE_HWIF"); |
1958 | } |
1959 | #endif /* CONFIG_FEATURE_HDPARM_HDIO_TRISTATE_HWIF */ |
1960 | #ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY |
1961 | if (get_identity) |
1962 | { |
1963 | static struct hd_driveid id; |
1964 | |
1965 | if (!ioctl(fd, HDIO_GET_IDENTITY, &id)) |
1966 | { |
1967 | if (multcount != -1) |
1968 | { |
1969 | id.multsect = multcount; |
1970 | id.multsect_valid |= 1; |
1971 | } |
1972 | else |
1973 | id.multsect_valid &= ~1; |
1974 | dump_identity(&id); |
1975 | } |
1976 | else if (errno == -ENOMSG) |
1977 | printf(" no identification info available\n"); |
1978 | else |
1979 | bb_perror_msg("HDIO_GET_IDENTITY"); |
1980 | } |
1981 | |
1982 | if (get_IDentity) |
1983 | { |
1984 | unsigned char args1[4+512]; /* = { ... } will eat 0.5k of rodata! */ |
1985 | |
1986 | memset(args1, 0, sizeof(args1)); |
1987 | args1[0] = WIN_IDENTIFY; |
1988 | args1[3] = 1; |
1989 | if (!bb_ioctl_alt(fd, HDIO_DRIVE_CMD, args1, WIN_PIDENTIFY, "HDIO_DRIVE_CMD(identify)")) |
1990 | identify((void *)(args1 + 4)); |
1991 | } |
1992 | #endif |
1993 | #ifdef CONFIG_FEATURE_HDPARM_HDIO_TRISTATE_HWIF |
1994 | if (set_busstate) |
1995 | { |
1996 | if (get_busstate) |
1997 | { |
1998 | print_flag(1, "bus state", busstate); |
1999 | bus_state_value(busstate); |
2000 | } |
2001 | bb_ioctl(fd, HDIO_SET_BUSSTATE, (int *)(unsigned long)busstate, "HDIO_SET_BUSSTATE"); |
2002 | } |
2003 | if (get_busstate) |
2004 | { |
2005 | if (!bb_ioctl(fd, HDIO_GET_BUSSTATE, &parm, "HDIO_GET_BUSSTATE")) |
2006 | { |
2007 | printf(fmt, "bus state", parm); |
2008 | bus_state_value(parm); |
2009 | } |
2010 | } |
2011 | #endif |
2012 | if (reread_partn) |
2013 | bb_ioctl(fd, BLKRRPART, NULL, "BLKRRPART"); |
2014 | |
2015 | |
2016 | if (do_ctimings) |
2017 | do_time(0,fd); /*time cache */ |
2018 | if (do_timings) |
2019 | do_time(1,fd); /*time device */ |
2020 | if (do_flush) |
2021 | flush_buffer_cache(fd); |
2022 | close(fd); |
2023 | } |
2024 | |
2025 | #ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY |
2026 | static int fromhex(unsigned char c) |
2027 | { |
2028 | if (isdigit(c)) |
2029 | return (c - '0'); |
2030 | if (c >= 'a' && c <= 'f') |
2031 | return (c - ('a' - 10)); |
2032 | bb_error_msg_and_die("bad char: '%c' 0x%02x", c, c); |
2033 | } |
2034 | |
2035 | static void identify_from_stdin(void) |
2036 | { |
2037 | uint16_t sbuf[256]; |
2038 | unsigned char buf[1280]; |
2039 | unsigned char *b = (unsigned char *)buf; |
2040 | int i; |
2041 | |
2042 | xread(0, buf, 1280); |
2043 | |
2044 | // Convert the newline-separated hex data into an identify block. |
2045 | |
2046 | for (i = 0; i<256; i++) { |
2047 | int j; |
2048 | for (j = 0; j < 4; j++) |
2049 | sbuf[i] = (sbuf[i] << 4) + fromhex(*(b++)); |
2050 | } |
2051 | |
2052 | // Parse the data. |
2053 | |
2054 | identify(sbuf); |
2055 | } |
2056 | #endif |
2057 | |
2058 | /* busybox specific stuff */ |
2059 | static void parse_opts(unsigned long *get, unsigned long *set, unsigned long *value, int min, int max) |
2060 | { |
2061 | if (get) { |
2062 | *get = 1; |
2063 | } |
2064 | if (optarg) { |
2065 | *set = 1; |
2066 | *value = xatol_range(optarg, min, max); |
2067 | } |
2068 | } |
2069 | |
2070 | static void parse_xfermode(int flag, unsigned long *get, unsigned long *set, int *value) |
2071 | { |
2072 | if (flag) { |
2073 | *get = 1; |
2074 | if (optarg) { |
2075 | *set = ((*value = translate_xfermode(optarg)) > -1); |
2076 | } |
2077 | } |
2078 | } |
2079 | |
2080 | /*------- getopt short options --------*/ |
2081 | static const char hdparm_options[] = "gfu::n::p:r::m::c::k::a::B:tTh" |
2082 | USE_FEATURE_HDPARM_GET_IDENTITY("iI") |
2083 | USE_FEATURE_HDPARM_HDIO_GETSET_DMA("d::") |
2084 | #ifdef HDIO_DRIVE_CMD |
2085 | "S:D:P:X:K:A:L:W:CyYzZ" |
2086 | #endif |
2087 | USE_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF("U:") |
2088 | #ifdef HDIO_GET_QDMA |
2089 | #ifdef HDIO_SET_QDMA |
2090 | "Q:" |
2091 | #else |
2092 | "Q" |
2093 | #endif |
2094 | #endif |
2095 | USE_FEATURE_HDPARM_HDIO_DRIVE_RESET("w") |
2096 | USE_FEATURE_HDPARM_HDIO_TRISTATE_HWIF("x::b:") |
2097 | USE_FEATURE_HDPARM_HDIO_SCAN_HWIF("R:"); |
2098 | /*-------------------------------------*/ |
2099 | |
2100 | /* our main() routine: */ |
2101 | int hdparm_main(int argc, char **argv) ATTRIBUTE_NORETURN; |
2102 | int hdparm_main(int argc, char **argv) |
2103 | { |
2104 | int c; |
2105 | int flagcount = 0; |
2106 | |
2107 | while ((c = getopt(argc, argv, hdparm_options)) >= 0) { |
2108 | flagcount++; |
2109 | if (c == 'h') bb_show_usage(); /* EXIT */ |
2110 | USE_FEATURE_HDPARM_GET_IDENTITY(get_IDentity |= (c == 'I')); |
2111 | USE_FEATURE_HDPARM_GET_IDENTITY(get_identity |= (c == 'i')); |
2112 | get_geom |= (c == 'g'); |
2113 | do_flush |= (c == 'f'); |
2114 | if (c == 'u') parse_opts(&get_unmask, &set_unmask, &unmask, 0, 1); |
2115 | USE_FEATURE_HDPARM_HDIO_GETSET_DMA(if (c == 'd') parse_opts(&get_dma, &set_dma, &dma, 0, 9)); |
2116 | if (c == 'n') parse_opts(&get_nowerr, &set_nowerr, &nowerr, 0, 1); |
2117 | parse_xfermode((c == 'p'),&noisy_piomode, &set_piomode, &piomode); |
2118 | if (c == 'r') parse_opts(&get_readonly, &set_readonly, &readonly, 0, 1); |
2119 | if (c == 'm') parse_opts(&get_mult, &set_mult, &mult, 0, INT_MAX /*32*/); |
2120 | if (c == 'c') parse_opts(&get_io32bit, &set_io32bit, &io32bit, 0, INT_MAX /*8*/); |
2121 | if (c == 'k') parse_opts(&get_keep, &set_keep, &keep, 0, 1); |
2122 | if (c == 'a') parse_opts(&get_readahead, &set_readahead, &Xreadahead, 0, INT_MAX); |
2123 | if (c == 'B') parse_opts(&get_apmmode, &set_apmmode, &apmmode, 1, 255); |
2124 | do_flush |= do_timings |= (c == 't'); |
2125 | do_flush |= do_ctimings |= (c == 'T'); |
2126 | #ifdef HDIO_DRIVE_CMD |
2127 | if (c == 'S') parse_opts(&get_standby, &set_standby, &standby_requested, 0, INT_MAX); |
2128 | if (c == 'D') parse_opts(&get_defects, &set_defects, &defects, 0, INT_MAX); |
2129 | if (c == 'P') parse_opts(&get_prefetch, &set_prefetch, &prefetch, 0, INT_MAX); |
2130 | parse_xfermode((c == 'X'), &get_xfermode, &set_xfermode, &xfermode_requested); |
2131 | if (c == 'K') parse_opts(&get_dkeep, &set_dkeep, &prefetch, 0, 1); |
2132 | if (c == 'A') parse_opts(&get_lookahead, &set_lookahead, &lookahead, 0, 1); |
2133 | if (c == 'L') parse_opts(&get_doorlock, &set_doorlock, &doorlock, 0, 1); |
2134 | if (c == 'W') parse_opts(&get_wcache, &set_wcache, &wcache, 0, 1); |
2135 | get_powermode |= (c == 'C'); |
2136 | get_standbynow = set_standbynow |= (c == 'y'); |
2137 | get_sleepnow = set_sleepnow |= (c == 'Y'); |
2138 | reread_partn |= (c == 'z'); |
2139 | get_seagate = set_seagate |= (c == 'Z'); |
2140 | #endif |
2141 | USE_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF(if (c == 'U') parse_opts(NULL, &unregister_hwif, &hwif, 0, INT_MAX)); |
2142 | #ifdef HDIO_GET_QDMA |
2143 | if (c == 'Q') { |
2144 | #ifdef HDIO_SET_QDMA |
2145 | parse_opts(&get_dma_q, &set_dma_q, &dma_q, 0, INT_MAX); |
2146 | #else |
2147 | parse_opts(&get_dma_q, NULL, NULL, 0, 0); |
2148 | #endif |
2149 | } |
2150 | #endif |
2151 | USE_FEATURE_HDPARM_HDIO_DRIVE_RESET(perform_reset = (c == 'r')); |
2152 | USE_FEATURE_HDPARM_HDIO_TRISTATE_HWIF(if (c == 'x') parse_opts(NULL, &perform_tristate, &tristate, 0, 1)); |
2153 | USE_FEATURE_HDPARM_HDIO_TRISTATE_HWIF(if (c == 'b') parse_opts(&get_busstate, &set_busstate, &busstate, 0, 2)); |
2154 | #if ENABLE_FEATURE_HDPARM_HDIO_SCAN_HWIF |
2155 | if (c == 'R') { |
2156 | parse_opts(NULL, &scan_hwif, &hwif_data, 0, INT_MAX); |
2157 | hwif_ctrl = xatoi_u((argv[optind]) ? argv[optind] : ""); |
2158 | hwif_irq = xatoi_u((argv[optind+1]) ? argv[optind+1] : ""); |
2159 | /* Move past the 2 additional arguments */ |
2160 | argv += 2; |
2161 | argc -= 2; |
2162 | } |
2163 | #endif |
2164 | } |
2165 | /* When no flags are given (flagcount = 0), -acdgkmnru is assumed. */ |
2166 | if (!flagcount) { |
2167 | get_mult = get_io32bit = get_unmask = get_keep = get_readonly = get_readahead = get_geom = 1; |
2168 | USE_FEATURE_HDPARM_HDIO_GETSET_DMA(get_dma = 1); |
2169 | } |
2170 | argc -= optind; |
2171 | argv += optind; |
2172 | |
2173 | if (argc < 1) { |
2174 | if (ENABLE_FEATURE_HDPARM_GET_IDENTITY && !isatty(STDIN_FILENO)) |
2175 | identify_from_stdin(); /* EXIT */ |
2176 | else bb_show_usage(); |
2177 | } |
2178 | |
2179 | while (argc--) { |
2180 | process_dev(*argv); |
2181 | argv++; |
2182 | } |
2183 | exit(EXIT_SUCCESS); |
2184 | } |