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1 | /* |
2 | * os_os2.c | |
3 | * | |
4 | * Home page of code is: http://smartmontools.sourceforge.net | |
5 | * | |
6 | * Copyright (C) 2004-8 Yuri Dario <smartmontools-support@lists.sourceforge.net> | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation; either version 2, or (at your option) | |
11 | * any later version. | |
12 | * | |
13 | * You should have received a copy of the GNU General Public License | |
14 | * (for example COPYING); if not, write to the Free | |
15 | * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
16 | */ | |
17 | ||
18 | /* | |
19 | * | |
20 | * Thanks to Daniela Engert for providing sample code for SMART ioctl access. | |
21 | * | |
22 | */ | |
23 | ||
24 | // These are needed to define prototypes for the functions defined below | |
25 | #include <errno.h> | |
26 | #include "atacmds.h" | |
27 | #include "scsicmds.h" | |
28 | #include "utility.h" | |
29 | ||
30 | // This is to include whatever prototypes you define in os_generic.h | |
31 | #include "os_os2.h" | |
32 | ||
33 | // Needed by '-V' option (CVS versioning) of smartd/smartctl | |
34 | const char *os_XXXX_c_cvsid="$Id: os_os2.cpp,v 1.9 2008/06/12 21:46:31 ballen4705 Exp $" \ | |
35 | ATACMDS_H_CVSID OS_XXXX_H_CVSID SCSICMDS_H_CVSID UTILITY_H_CVSID; | |
36 | ||
37 | // global handle to device driver | |
38 | static HFILE hDevice; | |
39 | ||
40 | // Please eliminate the following block: both the two #includes and | |
41 | // the 'unsupported()' function. They are only here to warn | |
42 | // unsuspecting users that their Operating System is not supported! If | |
43 | // you wish, you can use a similar warning mechanism for any of the | |
44 | // functions in this file that you can not (or choose not to) | |
45 | // implement. | |
46 | ||
47 | #include "config.h" | |
48 | ||
49 | typedef struct _IDEREGS { | |
50 | UCHAR bFeaturesReg; | |
51 | UCHAR bSectorCountReg; | |
52 | UCHAR bSectorNumberReg; | |
53 | UCHAR bCylLowReg; | |
54 | UCHAR bCylHighReg; | |
55 | UCHAR bDriveHeadReg; | |
56 | UCHAR bCommandReg; | |
57 | UCHAR bReserved; | |
58 | } IDEREGS, *PIDEREGS, *LPIDEREGS; | |
59 | ||
60 | static void unsupported(int which){ | |
61 | static int warninggiven[4]; | |
62 | ||
63 | if (which<0 || which>3) | |
64 | return; | |
65 | ||
66 | if (!warninggiven[which]) { | |
67 | char msg; | |
68 | debugmode=1; | |
69 | warninggiven[which]=1; | |
70 | ||
71 | switch (which) { | |
72 | case 0: | |
73 | msg="generate a list of devices"; | |
74 | break; | |
75 | case 1: | |
76 | msg="interface to Marvell-based SATA controllers"; | |
77 | break; | |
78 | case 2: | |
79 | msg="interface to 3ware-based RAID controllers"; | |
80 | break; | |
81 | case 3: | |
82 | msg="interface to SCSI devices"; | |
83 | break; | |
84 | } | |
85 | pout("Under OS/2, smartmontools can not %s\n"); | |
86 | } | |
87 | return; | |
88 | } | |
89 | ||
90 | // print examples for smartctl. You should modify this function so | |
91 | // that the device paths are sensible for your OS, and to eliminate | |
92 | // unsupported commands (eg, 3ware controllers). | |
93 | void print_smartctl_examples(){ | |
94 | printf("=================================================== SMARTCTL EXAMPLES =====\n\n"); | |
95 | #ifdef HAVE_GETOPT_LONG | |
96 | printf( | |
97 | " smartctl -a /dev/hda (Prints all SMART information)\n\n" | |
98 | " smartctl --smart=on --offlineauto=on --saveauto=on /dev/hda\n" | |
99 | " (Enables SMART on first disk)\n\n" | |
100 | " smartctl -t long /dev/hda (Executes extended disk self-test)\n\n" | |
101 | " smartctl --attributes --log=selftest --quietmode=errorsonly /dev/hda\n" | |
102 | " (Prints Self-Test & Attribute errors)\n" | |
103 | " smartctl -a --device=3ware,2 /dev/sda\n" | |
104 | " (Prints all SMART info for 3rd ATA disk on 3ware RAID controller)\n" | |
105 | ); | |
106 | #else | |
107 | printf( | |
108 | " smartctl -a /dev/hda (Prints all SMART information)\n" | |
109 | " smartctl -s on -o on -S on /dev/hda (Enables SMART on first disk)\n" | |
110 | " smartctl -t long /dev/hda (Executes extended disk self-test)\n" | |
111 | " smartctl -A -l selftest -q errorsonly /dev/hda\n" | |
112 | " (Prints Self-Test & Attribute errors)\n" | |
113 | " smartctl -a -d 3ware,2 /dev/sda\n" | |
114 | " (Prints all SMART info for 3rd ATA disk on 3ware RAID controller)\n" | |
115 | ); | |
116 | #endif | |
117 | return; | |
118 | } | |
119 | ||
120 | static const char * skipdev(const char * s) | |
121 | { | |
122 | return (!strncmp(s, "/dev/", 5) ? s + 5 : s); | |
123 | } | |
124 | ||
125 | // tries to guess device type given the name (a path). See utility.h | |
126 | // for return values. | |
127 | int guess_device_type (const char* dev_name) { | |
128 | ||
129 | //printf( "dev_name %s\n", dev_name); | |
130 | dev_name = skipdev(dev_name); | |
131 | if (!strncmp(dev_name, "hd", 2)) | |
132 | return CONTROLLER_ATA; | |
133 | if (!strncmp(dev_name, "scsi", 4)) | |
134 | return CONTROLLER_SCSI; | |
135 | return CONTROLLER_UNKNOWN; | |
136 | } | |
137 | ||
138 | // makes a list of ATA or SCSI devices for the DEVICESCAN directive of | |
139 | // smartd. Returns number N of devices, or -1 if out of | |
140 | // memory. Allocates N+1 arrays: one of N pointers (devlist); the | |
141 | // other N arrays each contain null-terminated character strings. In | |
142 | // the case N==0, no arrays are allocated because the array of 0 | |
143 | // pointers has zero length, equivalent to calling malloc(0). | |
144 | int make_device_names (char*** devlist, const char* name) { | |
145 | unsupported(0); | |
146 | return 0; | |
147 | } | |
148 | ||
149 | // Like open(). Return non-negative integer handle, only used by the | |
150 | // functions below. type=="ATA" or "SCSI". If you need to store | |
151 | // extra information about your devices, create a private internal | |
152 | // array within this file (see os_freebsd.cpp for an example). If you | |
153 | // can not open the device (permission denied, does not exist, etc) | |
154 | // set errno as open() does and return <0. | |
155 | int deviceopen(const char *pathname, char *type){ | |
156 | ||
157 | int fd; | |
158 | APIRET rc; | |
159 | ULONG ActionTaken; | |
160 | ||
161 | //printf( "deviceopen pathname %s\n", pathname); | |
162 | rc = DosOpen ("\\DEV\\IBMS506$", &hDevice, &ActionTaken, 0, FILE_SYSTEM, | |
163 | OPEN_ACTION_OPEN_IF_EXISTS, OPEN_SHARE_DENYNONE | | |
164 | OPEN_FLAGS_NOINHERIT | OPEN_ACCESS_READONLY, NULL); | |
165 | if (rc) { | |
166 | char errmsg[256]; | |
167 | snprintf(errmsg,256,"Smartctl open driver IBMS506$ failed (%d)", rc); | |
168 | errmsg[255]='\0'; | |
169 | syserror(errmsg); | |
170 | return -1; | |
171 | } | |
172 | ||
173 | pathname = skipdev(pathname); | |
174 | fd = tolower(pathname[2]) - 'a'; | |
175 | ||
176 | return fd; | |
177 | } | |
178 | ||
179 | // Like close(). Acts only on integer handles returned by | |
180 | // deviceopen() above. | |
181 | int deviceclose(int fd){ | |
182 | ||
183 | DosClose( hDevice); | |
184 | hDevice = NULL; | |
185 | ||
186 | return 0; | |
187 | } | |
188 | ||
189 | static void print_ide_regs(const IDEREGS * r, int out) | |
190 | { | |
191 | pout("%s=0x%02x,%s=0x%02x, SC=0x%02x, NS=0x%02x, CL=0x%02x, CH=0x%02x, SEL=0x%02x\n", | |
192 | (out?"STS":"CMD"), r->bCommandReg, (out?"ERR":" FR"), r->bFeaturesReg, | |
193 | r->bSectorCountReg, r->bSectorNumberReg, r->bCylLowReg, r->bCylHighReg, r->bDriveHeadReg); | |
194 | } | |
195 | ||
196 | // | |
197 | // OS/2 direct ioctl interface to IBMS506$ | |
198 | // | |
199 | int dani_ioctl( int device, int request, void* arg) | |
200 | { | |
201 | unsigned char* buff = (unsigned char*) arg; | |
202 | APIRET rc; | |
203 | DSKSP_CommandParameters Parms; | |
204 | ULONG PLen = 1; | |
205 | ULONG DLen = 512; //sizeof (*buf); | |
206 | UCHAR temp; | |
207 | ULONG value = 0; | |
208 | IDEREGS regs; | |
209 | ||
210 | //printf( "device %d, request 0x%x, arg[0] 0x%x, arg[2] 0x%x\n", device, request, buff[0], buff[2]); | |
211 | ||
212 | Parms.byPhysicalUnit = device; | |
213 | switch( buff[0]) { | |
214 | case WIN_IDENTIFY: | |
215 | rc = DosDevIOCtl (hDevice, DSKSP_CAT_GENERIC, DSKSP_GET_INQUIRY_DATA, | |
216 | (PVOID)&Parms, PLen, &PLen, (PVOID)arg+4, DLen, &DLen); | |
217 | if (rc != 0) | |
218 | { | |
219 | printf ("DANIS506 ATA GET HD Failed (%d,0x%x)\n", rc, rc); | |
220 | return -1; | |
221 | } | |
222 | break; | |
223 | case WIN_SMART: | |
224 | switch( buff[2]) { | |
225 | case SMART_STATUS: | |
226 | DLen = sizeof(value); | |
227 | // OS/2 already checks CL/CH in IBM1S506 code!! see s506rte.c (ddk) | |
228 | // value: -1=not supported, 0=ok, 1=failing | |
229 | rc = DosDevIOCtl (hDevice, DSKSP_CAT_SMART, DSKSP_SMART_GETSTATUS, | |
230 | (PVOID)&Parms, PLen, &PLen, (PVOID)&value, DLen, &DLen); | |
231 | if (rc) | |
232 | { | |
233 | printf ("DANIS506 ATA GET SMART_STATUS failed (%d,0x%x)\n", rc, rc); | |
234 | return -1; | |
235 | } | |
236 | buff[4] = (unsigned char)value; | |
237 | break; | |
238 | case SMART_READ_VALUES: | |
239 | rc = DosDevIOCtl (hDevice, DSKSP_CAT_SMART, DSKSP_SMART_GET_ATTRIBUTES, | |
240 | (PVOID)&Parms, PLen, &PLen, (PVOID)arg+4, DLen, &DLen); | |
241 | if (rc) | |
242 | { | |
243 | printf ("DANIS506 ATA GET DSKSP_SMART_GET_ATTRIBUTES failed (%d,0x%x)\n", rc, rc); | |
244 | return -1; | |
245 | } | |
246 | break; | |
247 | case SMART_READ_THRESHOLDS: | |
248 | rc = DosDevIOCtl (hDevice, DSKSP_CAT_SMART, DSKSP_SMART_GET_THRESHOLDS, | |
249 | (PVOID)&Parms, PLen, &PLen, (PVOID)arg+4, DLen, &DLen); | |
250 | if (rc) | |
251 | { | |
252 | printf ("DANIS506 ATA GET DSKSP_SMART_GET_THRESHOLDS failed (%d,0x%x)\n", rc, rc); | |
253 | return -1; | |
254 | } | |
255 | break; | |
256 | case SMART_READ_LOG_SECTOR: | |
257 | buff[4] = buff[1]; // copy select field | |
258 | rc = DosDevIOCtl (hDevice, DSKSP_CAT_SMART, DSKSP_SMART_READ_LOG, | |
259 | (PVOID)&Parms, PLen, &PLen, (PVOID)arg+4, DLen, &DLen); | |
260 | if (rc) | |
261 | { | |
262 | printf ("DANIS506 ATA GET DSKSP_SMART_READ_LOG failed (%d,0x%x)\n", rc, rc); | |
263 | return -1; | |
264 | } | |
265 | break; | |
266 | case SMART_ENABLE: | |
267 | buff[0] = 1; // enable | |
268 | DLen = 1; | |
269 | rc = DosDevIOCtl (hDevice, DSKSP_CAT_SMART, DSKSP_SMART_ONOFF, | |
270 | (PVOID)&Parms, PLen, &PLen, (PVOID)buff, DLen, &DLen); | |
271 | if (rc) { | |
272 | printf ("DANIS506 ATA GET DSKSP_SMART_ONOFF failed (%d,0x%x)\n", rc, rc); | |
273 | return -1; | |
274 | } | |
275 | break; | |
276 | case SMART_DISABLE: | |
277 | buff[0] = 0; // disable | |
278 | DLen = 1; | |
279 | rc = DosDevIOCtl (hDevice, DSKSP_CAT_SMART, DSKSP_SMART_ONOFF, | |
280 | (PVOID)&Parms, PLen, &PLen, (PVOID)buff, DLen, &DLen); | |
281 | if (rc) { | |
282 | printf ("DANIS506 ATA GET DSKSP_SMART_ONOFF failed (%d,0x%x)\n", rc, rc); | |
283 | return -1; | |
284 | } | |
285 | break; | |
286 | #if 0 | |
287 | case SMART_AUTO_OFFLINE: | |
288 | buff[0] = buff[3]; // select field | |
289 | DLen = 1; | |
290 | rc = DosDevIOCtl (hDevice, DSKSP_CAT_SMART, DSKSP_SMART_AUTO_OFFLINE, | |
291 | (PVOID)&Parms, PLen, &PLen, (PVOID)buff, DLen, &DLen); | |
292 | if (rc) { | |
293 | printf ("DANIS506 ATA GET DSKSP_SMART_ONOFF failed (%d,0x%x)\n", rc, rc); | |
294 | return -1; | |
295 | } | |
296 | break; | |
297 | #endif | |
298 | case SMART_AUTOSAVE: | |
299 | buff[0] = buff[3]; // select field | |
300 | DLen = 1; | |
301 | rc = DosDevIOCtl (hDevice, DSKSP_CAT_SMART, DSKSP_SMART_AUTOSAVE_ONOFF, | |
302 | (PVOID)&Parms, PLen, &PLen, (PVOID)buff, DLen, &DLen); | |
303 | if (rc) { | |
304 | printf ("DANIS506 ATA DSKSP_SMART_AUTOSAVE_ONOFF failed (%d,0x%x)\n", rc, rc); | |
305 | return -1; | |
306 | } | |
307 | break; | |
308 | case SMART_IMMEDIATE_OFFLINE: | |
309 | buff[0] = buff[1]; // select field | |
310 | DLen = 1; | |
311 | rc = DosDevIOCtl (hDevice, DSKSP_CAT_SMART, DSKSP_SMART_EOLI, | |
312 | (PVOID)&Parms, PLen, &PLen, (PVOID)buff, DLen, &DLen); | |
313 | if (rc) { | |
314 | printf ("DANIS506 ATA GET DSKSP_SMART_EXEC_OFFLINE failed (%d,0x%x)\n", rc, rc); | |
315 | return -1; | |
316 | } | |
317 | break; | |
318 | ||
319 | default: | |
320 | fprintf( stderr, "device %d, request 0x%x, arg[0] 0x%x, arg[2] 0x%x\n", device, request, buff[0], buff[2]); | |
321 | fprintf( stderr, "unknown ioctl\n"); | |
322 | return -1; | |
323 | break; | |
324 | } | |
325 | break; | |
326 | //case WIN_PIDENTIFY: | |
327 | // break; | |
328 | default: | |
329 | fprintf( stderr, "unknown ioctl\n"); | |
330 | return -1; | |
331 | break; | |
332 | } | |
333 | ||
334 | // ok | |
335 | return 0; | |
336 | } | |
337 | ||
338 | // Interface to ATA devices. See os_linux.cpp for the cannonical example. | |
339 | // DETAILED DESCRIPTION OF ARGUMENTS | |
340 | // device: is the integer handle provided by deviceopen() | |
341 | // command: defines the different operations, see atacmds.h | |
342 | // select: additional input data IF NEEDED (which log, which type of | |
343 | // self-test). | |
344 | // data: location to write output data, IF NEEDED (1 or 512 bytes). | |
345 | // Note: not all commands use all arguments. | |
346 | // RETURN VALUES (for all commands BUT command==STATUS_CHECK) | |
347 | // -1 if the command failed | |
348 | // 0 if the command succeeded, | |
349 | // RETURN VALUES if command==STATUS_CHECK | |
350 | // -1 if the command failed OR the disk SMART status can't be determined | |
351 | // 0 if the command succeeded and disk SMART status is "OK" | |
352 | // 1 if the command succeeded and disk SMART status is "FAILING" | |
353 | ||
354 | // huge value of buffer size needed because HDIO_DRIVE_CMD assumes | |
355 | // that buff[3] is the data size. Since the ATA_SMART_AUTOSAVE and | |
356 | // ATA_SMART_AUTO_OFFLINE use values of 0xf1 and 0xf8 we need the space. | |
357 | // Otherwise a 4+512 byte buffer would be enough. | |
358 | #define STRANGE_BUFFER_LENGTH (4+512*0xf8) | |
359 | ||
360 | int ata_command_interface(int device, smart_command_set command, int select, char *data){ | |
361 | unsigned char buff[STRANGE_BUFFER_LENGTH]; | |
362 | // positive: bytes to write to caller. negative: bytes to READ from | |
363 | // caller. zero: non-data command | |
364 | int copydata=0; | |
365 | ||
366 | const int HDIO_DRIVE_CMD_OFFSET = 4; | |
367 | ||
368 | // See struct hd_drive_cmd_hdr in hdreg.h. Before calling ioctl() | |
369 | // buff[0]: ATA COMMAND CODE REGISTER | |
370 | // buff[1]: ATA SECTOR NUMBER REGISTER == LBA LOW REGISTER | |
371 | // buff[2]: ATA FEATURES REGISTER | |
372 | // buff[3]: ATA SECTOR COUNT REGISTER | |
373 | ||
374 | // Note that on return: | |
375 | // buff[2] contains the ATA SECTOR COUNT REGISTER | |
376 | ||
377 | // clear out buff. Large enough for HDIO_DRIVE_CMD (4+512 bytes) | |
378 | memset(buff, 0, STRANGE_BUFFER_LENGTH); | |
379 | ||
380 | //printf( "command, select %d,%d\n", command, select); | |
381 | buff[0]=ATA_SMART_CMD; | |
382 | switch (command){ | |
383 | case CHECK_POWER_MODE: | |
384 | buff[0]=ATA_CHECK_POWER_MODE; | |
385 | copydata=1; | |
386 | break; | |
387 | case READ_VALUES: | |
388 | buff[2]=ATA_SMART_READ_VALUES; | |
389 | buff[3]=1; | |
390 | copydata=512; | |
391 | break; | |
392 | case READ_THRESHOLDS: | |
393 | buff[2]=ATA_SMART_READ_THRESHOLDS; | |
394 | buff[1]=buff[3]=1; | |
395 | copydata=512; | |
396 | break; | |
397 | case READ_LOG: | |
398 | buff[2]=ATA_SMART_READ_LOG_SECTOR; | |
399 | buff[1]=select; | |
400 | buff[3]=1; | |
401 | copydata=512; | |
402 | break; | |
403 | case WRITE_LOG: | |
404 | break; | |
405 | case IDENTIFY: | |
406 | buff[0]=ATA_IDENTIFY_DEVICE; | |
407 | buff[3]=1; | |
408 | copydata=512; | |
409 | break; | |
410 | case PIDENTIFY: | |
411 | buff[0]=ATA_IDENTIFY_PACKET_DEVICE; | |
412 | buff[3]=1; | |
413 | copydata=512; | |
414 | break; | |
415 | case ENABLE: | |
416 | buff[2]=ATA_SMART_ENABLE; | |
417 | buff[1]=1; | |
418 | break; | |
419 | case DISABLE: | |
420 | buff[2]=ATA_SMART_DISABLE; | |
421 | buff[1]=1; | |
422 | break; | |
423 | case STATUS: | |
424 | case STATUS_CHECK: | |
425 | // this command only says if SMART is working. It could be | |
426 | // replaced with STATUS_CHECK below. | |
427 | buff[2]=ATA_SMART_STATUS; | |
428 | buff[4]=0; | |
429 | break; | |
430 | case AUTO_OFFLINE: | |
431 | buff[2]=ATA_SMART_AUTO_OFFLINE; | |
432 | buff[3]=select; // YET NOTE - THIS IS A NON-DATA COMMAND!! | |
433 | break; | |
434 | case AUTOSAVE: | |
435 | buff[2]=ATA_SMART_AUTOSAVE; | |
436 | buff[3]=select; // YET NOTE - THIS IS A NON-DATA COMMAND!! | |
437 | break; | |
438 | case IMMEDIATE_OFFLINE: | |
439 | buff[2]=ATA_SMART_IMMEDIATE_OFFLINE; | |
440 | buff[1]=select; | |
441 | break; | |
442 | //case STATUS_CHECK: | |
443 | // // This command uses HDIO_DRIVE_TASK and has different syntax than | |
444 | // // the other commands. | |
445 | // buff[1]=ATA_SMART_STATUS; | |
446 | // break; | |
447 | default: | |
448 | pout("Unrecognized command %d in linux_ata_command_interface()\n" | |
449 | "Please contact " PACKAGE_BUGREPORT "\n", command); | |
450 | errno=ENOSYS; | |
451 | return -1; | |
452 | } | |
453 | ||
454 | #if 0 | |
455 | // This command uses the HDIO_DRIVE_TASKFILE ioctl(). This is the | |
456 | // only ioctl() that can be used to WRITE data to the disk. | |
457 | if (command==WRITE_LOG) { | |
458 | unsigned char task[sizeof(ide_task_request_t)+512]; | |
459 | ide_task_request_t *reqtask=(ide_task_request_t *) task; | |
460 | task_struct_t *taskfile=(task_struct_t *) reqtask->io_ports; | |
461 | int retval; | |
462 | ||
463 | memset(task, 0, sizeof(task)); | |
464 | ||
465 | taskfile->data = 0; | |
466 | taskfile->feature = ATA_SMART_WRITE_LOG_SECTOR; | |
467 | taskfile->sector_count = 1; | |
468 | taskfile->sector_number = select; | |
469 | taskfile->low_cylinder = 0x4f; | |
470 | taskfile->high_cylinder = 0xc2; | |
471 | taskfile->device_head = 0; | |
472 | taskfile->command = ATA_SMART_CMD; | |
473 | ||
474 | reqtask->data_phase = TASKFILE_OUT; | |
475 | reqtask->req_cmd = IDE_DRIVE_TASK_OUT; | |
476 | reqtask->out_size = 512; | |
477 | reqtask->in_size = 0; | |
478 | ||
479 | // copy user data into the task request structure | |
480 | memcpy(task+sizeof(ide_task_request_t), data, 512); | |
481 | ||
482 | if ((retval=dani_ioctl(device, HDIO_DRIVE_TASKFILE, task))) { | |
483 | if (retval==-EINVAL) | |
484 | pout("Kernel lacks HDIO_DRIVE_TASKFILE support; compile kernel with CONFIG_IDE_TASKFILE_IO set\n"); | |
485 | return -1; | |
486 | } | |
487 | return 0; | |
488 | } | |
489 | #endif // 0 | |
490 | ||
491 | // We are now doing the HDIO_DRIVE_CMD type ioctl. | |
492 | if ((dani_ioctl(device, HDIO_DRIVE_CMD, buff))) | |
493 | return -1; | |
494 | ||
495 | // There are two different types of ioctls(). The HDIO_DRIVE_TASK | |
496 | // one is this: | |
497 | if (command==STATUS_CHECK){ | |
498 | int retval; | |
499 | ||
500 | // Cyl low and Cyl high unchanged means "Good SMART status" | |
501 | if (buff[4]==0) | |
502 | return 0; | |
503 | ||
504 | // These values mean "Bad SMART status" | |
505 | if (buff[4]==1) | |
506 | return 1; | |
507 | ||
508 | // We haven't gotten output that makes sense; print out some debugging info | |
509 | syserror("Error SMART Status command failed"); | |
510 | pout("Please get assistance from " PACKAGE_HOMEPAGE "\n"); | |
511 | return -1; | |
512 | } | |
513 | ||
514 | // CHECK POWER MODE command returns information in the Sector Count | |
515 | // register (buff[3]). Copy to return data buffer. | |
516 | if (command==CHECK_POWER_MODE) | |
517 | buff[HDIO_DRIVE_CMD_OFFSET]=buff[2]; | |
518 | ||
519 | // if the command returns data then copy it back | |
520 | if (copydata) | |
521 | memcpy(data, buff+HDIO_DRIVE_CMD_OFFSET, copydata); | |
522 | ||
523 | return 0; | |
524 | } | |
525 | ||
526 | int marvell_command_interface(int fd, smart_command_set command, int select, char *data){ | |
527 | unsupported(1); | |
528 | return -1; | |
529 | } | |
530 | ||
531 | int highpoint_command_interface(int fd, smart_command_set command, int select, char *data) | |
532 | { | |
533 | unsupported(1); | |
534 | return -1; | |
535 | } | |
536 | ||
537 | // Interface to ATA devices behind 3ware escalade RAID controller | |
538 | // cards. Same description as ata_command_interface() above except | |
539 | // that 0 <= disknum <= 15 specifies the ATA disk attached to the | |
540 | // controller. | |
541 | int escalade_command_interface(int fd, int disknum, int escalade_type, smart_command_set command, int select, char *data){ | |
542 | unsupported(2); | |
543 | return -1; | |
544 | } | |
545 | ||
546 | int areca_command_interface(int fd, int disknum, smart_command_set command, int select, char *data){ | |
547 | unsupported(2); | |
548 | return -1; | |
549 | } | |
550 | ||
551 | // Interface to SCSI devices. See os_linux.c | |
552 | int do_scsi_cmnd_io(int fd, struct scsi_cmnd_io * iop, int report) { | |
553 | unsupported(3); | |
554 | return -ENOSYS; | |
555 | } |