FreeBSD/Linux Kernel Cross Reference
sys/sys/ata.h
1 /*-
2 * Copyright (c) 2000 - 2006 Søren Schmidt <sos@FreeBSD.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer,
10 * without modification, immediately at the beginning of the file.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 *
26 * $FreeBSD$
27 */
28
29 #ifndef _SYS_ATA_H_
30 #define _SYS_ATA_H_
31
32 #include <sys/ioccom.h>
33
34 /* ATA/ATAPI device parameters */
35 struct ata_params {
36 /*000*/ u_int16_t config; /* configuration info */
37 #define ATA_PROTO_MASK 0x8003
38 #define ATA_PROTO_ATAPI 0x8000
39 #define ATA_PROTO_ATAPI_12 0x8000
40 #define ATA_PROTO_ATAPI_16 0x8001
41 #define ATA_ATAPI_TYPE_MASK 0x1f00
42 #define ATA_ATAPI_TYPE_DIRECT 0x0000 /* disk/floppy */
43 #define ATA_ATAPI_TYPE_TAPE 0x0100 /* streaming tape */
44 #define ATA_ATAPI_TYPE_CDROM 0x0500 /* CD-ROM device */
45 #define ATA_ATAPI_TYPE_OPTICAL 0x0700 /* optical disk */
46 #define ATA_DRQ_MASK 0x0060
47 #define ATA_DRQ_SLOW 0x0000 /* cpu 3 ms delay */
48 #define ATA_DRQ_INTR 0x0020 /* interrupt 10 ms delay */
49 #define ATA_DRQ_FAST 0x0040 /* accel 50 us delay */
50
51 /*001*/ u_int16_t cylinders; /* # of cylinders */
52 u_int16_t reserved2;
53 /*003*/ u_int16_t heads; /* # heads */
54 u_int16_t obsolete4;
55 u_int16_t obsolete5;
56 /*006*/ u_int16_t sectors; /* # sectors/track */
57 /*007*/ u_int16_t vendor7[3];
58 /*010*/ u_int8_t serial[20]; /* serial number */
59 /*020*/ u_int16_t retired20;
60 u_int16_t retired21;
61 u_int16_t obsolete22;
62 /*023*/ u_int8_t revision[8]; /* firmware revision */
63 /*027*/ u_int8_t model[40]; /* model name */
64 /*047*/ u_int16_t sectors_intr; /* sectors per interrupt */
65 /*048*/ u_int16_t usedmovsd; /* double word read/write? */
66 /*049*/ u_int16_t capabilities1;
67 #define ATA_SUPPORT_DMA 0x0100
68 #define ATA_SUPPORT_LBA 0x0200
69 #define ATA_SUPPORT_OVERLAP 0x4000
70
71 /*050*/ u_int16_t capabilities2;
72 /*051*/ u_int16_t retired_piomode; /* PIO modes 0-2 */
73 #define ATA_RETIRED_PIO_MASK 0x0300
74
75 /*052*/ u_int16_t retired_dmamode; /* DMA modes */
76 #define ATA_RETIRED_DMA_MASK 0x0003
77
78 /*053*/ u_int16_t atavalid; /* fields valid */
79 #define ATA_FLAG_54_58 0x0001 /* words 54-58 valid */
80 #define ATA_FLAG_64_70 0x0002 /* words 64-70 valid */
81 #define ATA_FLAG_88 0x0004 /* word 88 valid */
82
83 /*054*/ u_int16_t current_cylinders;
84 /*055*/ u_int16_t current_heads;
85 /*056*/ u_int16_t current_sectors;
86 /*057*/ u_int16_t current_size_1;
87 /*058*/ u_int16_t current_size_2;
88 /*059*/ u_int16_t multi;
89 #define ATA_MULTI_VALID 0x0100
90
91 /*060*/ u_int16_t lba_size_1;
92 u_int16_t lba_size_2;
93 u_int16_t obsolete62;
94 /*063*/ u_int16_t mwdmamodes; /* multiword DMA modes */
95 /*064*/ u_int16_t apiomodes; /* advanced PIO modes */
96
97 /*065*/ u_int16_t mwdmamin; /* min. M/W DMA time/word ns */
98 /*066*/ u_int16_t mwdmarec; /* rec. M/W DMA time ns */
99 /*067*/ u_int16_t pioblind; /* min. PIO cycle w/o flow */
100 /*068*/ u_int16_t pioiordy; /* min. PIO cycle IORDY flow */
101 u_int16_t reserved69;
102 u_int16_t reserved70;
103 /*071*/ u_int16_t rlsovlap; /* rel time (us) for overlap */
104 /*072*/ u_int16_t rlsservice; /* rel time (us) for service */
105 u_int16_t reserved73;
106 u_int16_t reserved74;
107 /*075*/ u_int16_t queue;
108 #define ATA_QUEUE_LEN(x) ((x) & 0x001f)
109
110 u_int16_t satacapabilities;
111 #define ATA_SATA_GEN1 0x0002
112 #define ATA_SATA_GEN2 0x0004
113 #define ATA_SUPPORT_NCQ 0x0100
114 #define ATA_SUPPORT_IFPWRMNGTRCV 0x0200
115
116 u_int16_t reserved77;
117 u_int16_t satasupport;
118 #define ATA_SUPPORT_NONZERO 0x0002
119 #define ATA_SUPPORT_AUTOACTIVATE 0x0004
120 #define ATA_SUPPORT_IFPWRMNGT 0x0008
121 #define ATA_SUPPORT_INORDERDATA 0x0010
122 u_int16_t sataenabled;
123
124 /*080*/ u_int16_t version_major;
125 /*081*/ u_int16_t version_minor;
126
127 struct {
128 /*082/085*/ u_int16_t command1;
129 #define ATA_SUPPORT_SMART 0x0001
130 #define ATA_SUPPORT_SECURITY 0x0002
131 #define ATA_SUPPORT_REMOVABLE 0x0004
132 #define ATA_SUPPORT_POWERMGT 0x0008
133 #define ATA_SUPPORT_PACKET 0x0010
134 #define ATA_SUPPORT_WRITECACHE 0x0020
135 #define ATA_SUPPORT_LOOKAHEAD 0x0040
136 #define ATA_SUPPORT_RELEASEIRQ 0x0080
137 #define ATA_SUPPORT_SERVICEIRQ 0x0100
138 #define ATA_SUPPORT_RESET 0x0200
139 #define ATA_SUPPORT_PROTECTED 0x0400
140 #define ATA_SUPPORT_WRITEBUFFER 0x1000
141 #define ATA_SUPPORT_READBUFFER 0x2000
142 #define ATA_SUPPORT_NOP 0x4000
143
144 /*083/086*/ u_int16_t command2;
145 #define ATA_SUPPORT_MICROCODE 0x0001
146 #define ATA_SUPPORT_QUEUED 0x0002
147 #define ATA_SUPPORT_CFA 0x0004
148 #define ATA_SUPPORT_APM 0x0008
149 #define ATA_SUPPORT_NOTIFY 0x0010
150 #define ATA_SUPPORT_STANDBY 0x0020
151 #define ATA_SUPPORT_SPINUP 0x0040
152 #define ATA_SUPPORT_MAXSECURITY 0x0100
153 #define ATA_SUPPORT_AUTOACOUSTIC 0x0200
154 #define ATA_SUPPORT_ADDRESS48 0x0400
155 #define ATA_SUPPORT_OVERLAY 0x0800
156 #define ATA_SUPPORT_FLUSHCACHE 0x1000
157 #define ATA_SUPPORT_FLUSHCACHE48 0x2000
158
159 /*084/087*/ u_int16_t extension;
160 } __packed support, enabled;
161
162 /*088*/ u_int16_t udmamodes; /* UltraDMA modes */
163 /*089*/ u_int16_t erase_time;
164 /*090*/ u_int16_t enhanced_erase_time;
165 /*091*/ u_int16_t apm_value;
166 /*092*/ u_int16_t master_passwd_revision;
167 /*093*/ u_int16_t hwres;
168 #define ATA_CABLE_ID 0x2000
169
170 /*094*/ u_int16_t acoustic;
171 #define ATA_ACOUSTIC_CURRENT(x) ((x) & 0x00ff)
172 #define ATA_ACOUSTIC_VENDOR(x) (((x) & 0xff00) >> 8)
173
174 /*095*/ u_int16_t stream_min_req_size;
175 /*096*/ u_int16_t stream_transfer_time;
176 /*097*/ u_int16_t stream_access_latency;
177 /*098*/ u_int32_t stream_granularity;
178 /*100*/ u_int16_t lba_size48_1;
179 u_int16_t lba_size48_2;
180 u_int16_t lba_size48_3;
181 u_int16_t lba_size48_4;
182 u_int16_t reserved104[23];
183 /*127*/ u_int16_t removable_status;
184 /*128*/ u_int16_t security_status;
185 u_int16_t reserved129[31];
186 /*160*/ u_int16_t cfa_powermode1;
187 u_int16_t reserved161[15];
188 /*176*/ u_int16_t media_serial[30];
189 u_int16_t reserved206[49];
190 /*255*/ u_int16_t integrity;
191 } __packed;
192
193
194 /* ATA transfer modes */
195 #define ATA_MODE_MASK 0x0f
196 #define ATA_DMA_MASK 0xf0
197 #define ATA_PIO 0x00
198 #define ATA_PIO0 0x08
199 #define ATA_PIO1 0x09
200 #define ATA_PIO2 0x0a
201 #define ATA_PIO3 0x0b
202 #define ATA_PIO4 0x0c
203 #define ATA_PIO_MAX 0x0f
204 #define ATA_DMA 0x10
205 #define ATA_WDMA0 0x20
206 #define ATA_WDMA1 0x21
207 #define ATA_WDMA2 0x22
208 #define ATA_UDMA0 0x40
209 #define ATA_UDMA1 0x41
210 #define ATA_UDMA2 0x42
211 #define ATA_UDMA3 0x43
212 #define ATA_UDMA4 0x44
213 #define ATA_UDMA5 0x45
214 #define ATA_UDMA6 0x46
215 #define ATA_SA150 0x47
216 #define ATA_SA300 0x48
217 #define ATA_DMA_MAX 0x4f
218 #define ATA_USB 0x80
219 #define ATA_USB1 0x81
220 #define ATA_USB2 0x82
221
222
223 /* ATA commands */
224 #define ATA_NOP 0x00 /* NOP */
225 #define ATA_NF_FLUSHQUEUE 0x00 /* flush queued cmd's */
226 #define ATA_NF_AUTOPOLL 0x01 /* start autopoll function */
227 #define ATA_DEVICE_RESET 0x08 /* reset device */
228 #define ATA_READ 0x20 /* read */
229 #define ATA_READ48 0x24 /* read 48bit LBA */
230 #define ATA_READ_DMA48 0x25 /* read DMA 48bit LBA */
231 #define ATA_READ_DMA_QUEUED48 0x26 /* read DMA QUEUED 48bit LBA */
232 #define ATA_READ_NATIVE_MAX_ADDDRESS48 0x27 /* read native max addr 48bit */
233 #define ATA_READ_MUL48 0x29 /* read multi 48bit LBA */
234 #define ATA_WRITE 0x30 /* write */
235 #define ATA_WRITE48 0x34 /* write 48bit LBA */
236 #define ATA_WRITE_DMA48 0x35 /* write DMA 48bit LBA */
237 #define ATA_WRITE_DMA_QUEUED48 0x36 /* write DMA QUEUED 48bit LBA*/
238 #define ATA_SET_MAX_ADDRESS48 0x37 /* set max address 48bit */
239 #define ATA_WRITE_MUL48 0x39 /* write multi 48bit LBA */
240 #define ATA_READ_FPDMA_QUEUED 0x60 /* read DMA NCQ */
241 #define ATA_WRITE_FPDMA_QUEUED 0x61 /* write DMA NCQ */
242 #define ATA_SEEK 0x70 /* seek */
243 #define ATA_PACKET_CMD 0xa0 /* packet command */
244 #define ATA_ATAPI_IDENTIFY 0xa1 /* get ATAPI params*/
245 #define ATA_SERVICE 0xa2 /* service command */
246 #define ATA_SMART_CMD 0xb0 /* SMART command */
247 #define ATA_CFA_ERASE 0xc0 /* CFA erase */
248 #define ATA_READ_MUL 0xc4 /* read multi */
249 #define ATA_WRITE_MUL 0xc5 /* write multi */
250 #define ATA_SET_MULTI 0xc6 /* set multi size */
251 #define ATA_READ_DMA_QUEUED 0xc7 /* read DMA QUEUED */
252 #define ATA_READ_DMA 0xc8 /* read DMA */
253 #define ATA_WRITE_DMA 0xca /* write DMA */
254 #define ATA_WRITE_DMA_QUEUED 0xcc /* write DMA QUEUED */
255 #define ATA_STANDBY_IMMEDIATE 0xe0 /* standby immediate */
256 #define ATA_IDLE_IMMEDIATE 0xe1 /* idle immediate */
257 #define ATA_STANDBY_CMD 0xe2 /* standby */
258 #define ATA_IDLE_CMD 0xe3 /* idle */
259 #define ATA_READ_BUFFER 0xe4 /* read buffer */
260 #define ATA_SLEEP 0xe6 /* sleep */
261 #define ATA_FLUSHCACHE 0xe7 /* flush cache to disk */
262 #define ATA_FLUSHCACHE48 0xea /* flush cache to disk */
263 #define ATA_ATA_IDENTIFY 0xec /* get ATA params */
264 #define ATA_SETFEATURES 0xef /* features command */
265 #define ATA_SF_SETXFER 0x03 /* set transfer mode */
266 #define ATA_SF_ENAB_WCACHE 0x02 /* enable write cache */
267 #define ATA_SF_DIS_WCACHE 0x82 /* disable write cache */
268 #define ATA_SF_ENAB_RCACHE 0xaa /* enable readahead cache */
269 #define ATA_SF_DIS_RCACHE 0x55 /* disable readahead cache */
270 #define ATA_SF_ENAB_RELIRQ 0x5d /* enable release interrupt */
271 #define ATA_SF_DIS_RELIRQ 0xdd /* disable release interrupt */
272 #define ATA_SF_ENAB_SRVIRQ 0x5e /* enable service interrupt */
273 #define ATA_SF_DIS_SRVIRQ 0xde /* disable service interrupt */
274 #define ATA_SECURITY_FREEE_LOCK 0xf5 /* freeze security config */
275 #define ATA_READ_NATIVE_MAX_ADDDRESS 0xf8 /* read native max address */
276 #define ATA_SET_MAX_ADDRESS 0xf9 /* set max address */
277
278
279 /* ATAPI commands */
280 #define ATAPI_TEST_UNIT_READY 0x00 /* check if device is ready */
281 #define ATAPI_REZERO 0x01 /* rewind */
282 #define ATAPI_REQUEST_SENSE 0x03 /* get sense data */
283 #define ATAPI_FORMAT 0x04 /* format unit */
284 #define ATAPI_READ 0x08 /* read data */
285 #define ATAPI_WRITE 0x0a /* write data */
286 #define ATAPI_WEOF 0x10 /* write filemark */
287 #define ATAPI_WF_WRITE 0x01
288 #define ATAPI_SPACE 0x11 /* space command */
289 #define ATAPI_SP_FM 0x01
290 #define ATAPI_SP_EOD 0x03
291 #define ATAPI_INQUIRY 0x12 /* get inquiry data */
292 #define ATAPI_MODE_SELECT 0x15 /* mode select */
293 #define ATAPI_ERASE 0x19 /* erase */
294 #define ATAPI_MODE_SENSE 0x1a /* mode sense */
295 #define ATAPI_START_STOP 0x1b /* start/stop unit */
296 #define ATAPI_SS_LOAD 0x01
297 #define ATAPI_SS_RETENSION 0x02
298 #define ATAPI_SS_EJECT 0x04
299 #define ATAPI_PREVENT_ALLOW 0x1e /* media removal */
300 #define ATAPI_READ_FORMAT_CAPACITIES 0x23 /* get format capacities */
301 #define ATAPI_READ_CAPACITY 0x25 /* get volume capacity */
302 #define ATAPI_READ_BIG 0x28 /* read data */
303 #define ATAPI_WRITE_BIG 0x2a /* write data */
304 #define ATAPI_LOCATE 0x2b /* locate to position */
305 #define ATAPI_READ_POSITION 0x34 /* read position */
306 #define ATAPI_SYNCHRONIZE_CACHE 0x35 /* flush buf, close channel */
307 #define ATAPI_WRITE_BUFFER 0x3b /* write device buffer */
308 #define ATAPI_READ_BUFFER 0x3c /* read device buffer */
309 #define ATAPI_READ_SUBCHANNEL 0x42 /* get subchannel info */
310 #define ATAPI_READ_TOC 0x43 /* get table of contents */
311 #define ATAPI_PLAY_10 0x45 /* play by lba */
312 #define ATAPI_PLAY_MSF 0x47 /* play by MSF address */
313 #define ATAPI_PLAY_TRACK 0x48 /* play by track number */
314 #define ATAPI_PAUSE 0x4b /* pause audio operation */
315 #define ATAPI_READ_DISK_INFO 0x51 /* get disk info structure */
316 #define ATAPI_READ_TRACK_INFO 0x52 /* get track info structure */
317 #define ATAPI_RESERVE_TRACK 0x53 /* reserve track */
318 #define ATAPI_SEND_OPC_INFO 0x54 /* send OPC structurek */
319 #define ATAPI_MODE_SELECT_BIG 0x55 /* set device parameters */
320 #define ATAPI_REPAIR_TRACK 0x58 /* repair track */
321 #define ATAPI_READ_MASTER_CUE 0x59 /* read master CUE info */
322 #define ATAPI_MODE_SENSE_BIG 0x5a /* get device parameters */
323 #define ATAPI_CLOSE_TRACK 0x5b /* close track/session */
324 #define ATAPI_READ_BUFFER_CAPACITY 0x5c /* get buffer capicity */
325 #define ATAPI_SEND_CUE_SHEET 0x5d /* send CUE sheet */
326 #define ATAPI_SERVICE_ACTION_IN 0x96 /* get service data */
327 #define ATAPI_BLANK 0xa1 /* blank the media */
328 #define ATAPI_SEND_KEY 0xa3 /* send DVD key structure */
329 #define ATAPI_REPORT_KEY 0xa4 /* get DVD key structure */
330 #define ATAPI_PLAY_12 0xa5 /* play by lba */
331 #define ATAPI_LOAD_UNLOAD 0xa6 /* changer control command */
332 #define ATAPI_READ_STRUCTURE 0xad /* get DVD structure */
333 #define ATAPI_PLAY_CD 0xb4 /* universal play command */
334 #define ATAPI_SET_SPEED 0xbb /* set drive speed */
335 #define ATAPI_MECH_STATUS 0xbd /* get changer status */
336 #define ATAPI_READ_CD 0xbe /* read data */
337 #define ATAPI_POLL_DSC 0xff /* poll DSC status bit */
338
339
340 struct ata_ioc_devices {
341 int channel;
342 char name[2][32];
343 struct ata_params params[2];
344 };
345
346 /* pr channel ATA ioctl calls */
347 #define IOCATAGMAXCHANNEL _IOR('a', 1, int)
348 #define IOCATAREINIT _IOW('a', 2, int)
349 #define IOCATAATTACH _IOW('a', 3, int)
350 #define IOCATADETACH _IOW('a', 4, int)
351 #define IOCATADEVICES _IOWR('a', 5, struct ata_ioc_devices)
352
353 /* ATAPI request sense structure */
354 struct atapi_sense {
355 u_int8_t error; /* current or deferred errors */
356 #define ATA_SENSE_VALID 0x80
357
358 u_int8_t segment; /* segment number */
359 u_int8_t key; /* sense key */
360 #define ATA_SENSE_KEY_MASK 0x0f /* sense key mask */
361 #define ATA_SENSE_NO_SENSE 0x00 /* no specific sense key info */
362 #define ATA_SENSE_RECOVERED_ERROR 0x01 /* command OK, data recovered */
363 #define ATA_SENSE_NOT_READY 0x02 /* no access to drive */
364 #define ATA_SENSE_MEDIUM_ERROR 0x03 /* non-recovered data error */
365 #define ATA_SENSE_HARDWARE_ERROR 0x04 /* non-recoverable HW failure */
366 #define ATA_SENSE_ILLEGAL_REQUEST 0x05 /* invalid command param(s) */
367 #define ATA_SENSE_UNIT_ATTENTION 0x06 /* media changed */
368 #define ATA_SENSE_DATA_PROTECT 0x07 /* write protect */
369 #define ATA_SENSE_BLANK_CHECK 0x08 /* blank check */
370 #define ATA_SENSE_VENDOR_SPECIFIC 0x09 /* vendor specific skey */
371 #define ATA_SENSE_COPY_ABORTED 0x0a /* copy aborted */
372 #define ATA_SENSE_ABORTED_COMMAND 0x0b /* command aborted, try again */
373 #define ATA_SENSE_EQUAL 0x0c /* equal */
374 #define ATA_SENSE_VOLUME_OVERFLOW 0x0d /* volume overflow */
375 #define ATA_SENSE_MISCOMPARE 0x0e /* data dont match the medium */
376 #define ATA_SENSE_RESERVED 0x0f
377 #define ATA_SENSE_ILI 0x20;
378 #define ATA_SENSE_EOM 0x40;
379 #define ATA_SENSE_FILEMARK 0x80;
380
381 u_int32_t cmd_info; /* cmd information */
382 u_int8_t sense_length; /* additional sense len (n-7) */
383 u_int32_t cmd_specific_info; /* additional cmd spec info */
384 u_int8_t asc; /* additional sense code */
385 u_int8_t ascq; /* additional sense code qual */
386 u_int8_t replaceable_unit_code; /* replaceable unit code */
387 u_int8_t specific; /* sense key specific */
388 #define ATA_SENSE_SPEC_VALID 0x80
389 #define ATA_SENSE_SPEC_MASK 0x7f
390
391 u_int8_t specific1; /* sense key specific */
392 u_int8_t specific2; /* sense key specific */
393 } __packed;
394
395 struct ata_ioc_request {
396 union {
397 struct {
398 u_int8_t command;
399 u_int8_t feature;
400 u_int64_t lba;
401 u_int16_t count;
402 } ata;
403 struct {
404 char ccb[16];
405 struct atapi_sense sense;
406 } atapi;
407 } u;
408 caddr_t data;
409 int count;
410 int flags;
411 #define ATA_CMD_CONTROL 0x01
412 #define ATA_CMD_READ 0x02
413 #define ATA_CMD_WRITE 0x04
414 #define ATA_CMD_ATAPI 0x08
415
416 int timeout;
417 int error;
418 };
419
420 /* pr device ATA ioctl calls */
421 #define IOCATAREQUEST _IOWR('a', 100, struct ata_ioc_request)
422 #define IOCATAGPARM _IOR('a', 101, struct ata_params)
423 #define IOCATAGMODE _IOR('a', 102, int)
424 #define IOCATASMODE _IOW('a', 103, int)
425
426
427 struct ata_ioc_raid_config {
428 int lun;
429 int type;
430 #define AR_JBOD 0x0001
431 #define AR_SPAN 0x0002
432 #define AR_RAID0 0x0004
433 #define AR_RAID1 0x0008
434 #define AR_RAID01 0x0010
435 #define AR_RAID3 0x0020
436 #define AR_RAID4 0x0040
437 #define AR_RAID5 0x0080
438
439 int interleave;
440 int status;
441 #define AR_READY 1
442 #define AR_DEGRADED 2
443 #define AR_REBUILDING 4
444
445 int progress;
446 int total_disks;
447 int disks[16];
448 };
449
450 struct ata_ioc_raid_status {
451 int lun;
452 int type;
453 int interleave;
454 int status;
455 int progress;
456 int total_disks;
457 struct {
458 int state;
459 #define AR_DISK_ONLINE 0x01
460 #define AR_DISK_PRESENT 0x02
461 #define AR_DISK_SPARE 0x04
462 int lun;
463 } disks[16];
464 };
465
466 /* ATA RAID ioctl calls */
467 #define IOCATARAIDCREATE _IOWR('a', 200, struct ata_ioc_raid_config)
468 #define IOCATARAIDDELETE _IOW('a', 201, int)
469 #define IOCATARAIDSTATUS_OLD _IOWR('a', 202, struct ata_ioc_raid_config)
470 #define IOCATARAIDSTATUS _IOWR('a', 202, struct ata_ioc_raid_status)
471 #define IOCATARAIDADDSPARE _IOW('a', 203, struct ata_ioc_raid_config)
472 #define IOCATARAIDREBUILD _IOW('a', 204, int)
473
474 #endif /* _SYS_ATA_H_ */
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