1#ifndef _LINUX_HDREG_H
2#define _LINUX_HDREG_H
3
4#include <linux/types.h>
5
6/*
7 * Command Header sizes for IOCTL commands
8 */
9
10#define HDIO_DRIVE_CMD_HDR_SIZE (4 * sizeof(__u8))
11#define HDIO_DRIVE_HOB_HDR_SIZE (8 * sizeof(__u8))
12#define HDIO_DRIVE_TASK_HDR_SIZE (8 * sizeof(__u8))
13
14#define IDE_DRIVE_TASK_NO_DATA 0
15#define IDE_DRIVE_TASK_INVALID -1
16#define IDE_DRIVE_TASK_SET_XFER 1
17#define IDE_DRIVE_TASK_IN 2
18#define IDE_DRIVE_TASK_OUT 3
19#define IDE_DRIVE_TASK_RAW_WRITE 4
20
21/*
22 * Define standard taskfile in/out register
23 */
24#define IDE_TASKFILE_STD_IN_FLAGS 0xFE
25#define IDE_HOB_STD_IN_FLAGS 0x3C
26#define IDE_TASKFILE_STD_OUT_FLAGS 0xFE
27#define IDE_HOB_STD_OUT_FLAGS 0x3C
28
29typedef unsigned char task_ioreg_t;
30typedef unsigned long sata_ioreg_t;
31
32typedef union ide_reg_valid_s {
33 unsigned all : 16;
34 struct {
35 unsigned data : 1;
36 unsigned error_feature : 1;
37 unsigned sector : 1;
38 unsigned nsector : 1;
39 unsigned lcyl : 1;
40 unsigned hcyl : 1;
41 unsigned select : 1;
42 unsigned status_command : 1;
43
44 unsigned data_hob : 1;
45 unsigned error_feature_hob : 1;
46 unsigned sector_hob : 1;
47 unsigned nsector_hob : 1;
48 unsigned lcyl_hob : 1;
49 unsigned hcyl_hob : 1;
50 unsigned select_hob : 1;
51 unsigned control_hob : 1;
52 } b;
53} ide_reg_valid_t;
54
55typedef struct ide_task_request_s {
56 __u8 io_ports[8];
57 __u8 hob_ports[8]; /* bytes 6 and 7 are unused */
58 ide_reg_valid_t out_flags;
59 ide_reg_valid_t in_flags;
60 int data_phase;
61 int req_cmd;
62 unsigned long out_size;
63 unsigned long in_size;
64} ide_task_request_t;
65
66typedef struct ide_ioctl_request_s {
67 ide_task_request_t *task_request;
68 unsigned char *out_buffer;
69 unsigned char *in_buffer;
70} ide_ioctl_request_t;
71
72struct hd_drive_cmd_hdr {
73 __u8 command;
74 __u8 sector_number;
75 __u8 feature;
76 __u8 sector_count;
77};
78
79typedef struct hd_drive_task_hdr {
80 __u8 data;
81 __u8 feature;
82 __u8 sector_count;
83 __u8 sector_number;
84 __u8 low_cylinder;
85 __u8 high_cylinder;
86 __u8 device_head;
87 __u8 command;
88} task_struct_t;
89
90typedef struct hd_drive_hob_hdr {
91 __u8 data;
92 __u8 feature;
93 __u8 sector_count;
94 __u8 sector_number;
95 __u8 low_cylinder;
96 __u8 high_cylinder;
97 __u8 device_head;
98 __u8 control;
99} hob_struct_t;
100
101#define TASKFILE_NO_DATA 0x0000
102
103#define TASKFILE_IN 0x0001
104#define TASKFILE_MULTI_IN 0x0002
105
106#define TASKFILE_OUT 0x0004
107#define TASKFILE_MULTI_OUT 0x0008
108#define TASKFILE_IN_OUT 0x0010
109
110#define TASKFILE_IN_DMA 0x0020
111#define TASKFILE_OUT_DMA 0x0040
112#define TASKFILE_IN_DMAQ 0x0080
113#define TASKFILE_OUT_DMAQ 0x0100
114
115#define TASKFILE_P_IN 0x0200
116#define TASKFILE_P_OUT 0x0400
117#define TASKFILE_P_IN_DMA 0x0800
118#define TASKFILE_P_OUT_DMA 0x1000
119#define TASKFILE_P_IN_DMAQ 0x2000
120#define TASKFILE_P_OUT_DMAQ 0x4000
121#define TASKFILE_48 0x8000
122#define TASKFILE_INVALID 0x7fff
123
124/* ATA/ATAPI Commands pre T13 Spec */
125#define WIN_NOP 0x00
126/*
127 * 0x01->0x02 Reserved
128 */
129#define CFA_REQ_EXT_ERROR_CODE 0x03 /* CFA Request Extended Error Code */
130/*
131 * 0x04->0x07 Reserved
132 */
133#define WIN_SRST 0x08 /* ATAPI soft reset command */
134#define WIN_DEVICE_RESET 0x08
135/*
136 * 0x09->0x0F Reserved
137 */
138#define WIN_RECAL 0x10
139#define WIN_RESTORE WIN_RECAL
140/*
141 * 0x10->0x1F Reserved
142 */
143#define WIN_READ 0x20 /* 28-Bit */
144#define WIN_READ_ONCE 0x21 /* 28-Bit without retries */
145#define WIN_READ_LONG 0x22 /* 28-Bit */
146#define WIN_READ_LONG_ONCE 0x23 /* 28-Bit without retries */
147#define WIN_READ_EXT 0x24 /* 48-Bit */
148#define WIN_READDMA_EXT 0x25 /* 48-Bit */
149#define WIN_READDMA_QUEUED_EXT 0x26 /* 48-Bit */
150#define WIN_READ_NATIVE_MAX_EXT 0x27 /* 48-Bit */
151/*
152 * 0x28
153 */
154#define WIN_MULTREAD_EXT 0x29 /* 48-Bit */
155/*
156 * 0x2A->0x2F Reserved
157 */
158#define WIN_WRITE 0x30 /* 28-Bit */
159#define WIN_WRITE_ONCE 0x31 /* 28-Bit without retries */
160#define WIN_WRITE_LONG 0x32 /* 28-Bit */
161#define WIN_WRITE_LONG_ONCE 0x33 /* 28-Bit without retries */
162#define WIN_WRITE_EXT 0x34 /* 48-Bit */
163#define WIN_WRITEDMA_EXT 0x35 /* 48-Bit */
164#define WIN_WRITEDMA_QUEUED_EXT 0x36 /* 48-Bit */
165#define WIN_SET_MAX_EXT 0x37 /* 48-Bit */
166#define CFA_WRITE_SECT_WO_ERASE 0x38 /* CFA Write Sectors without erase */
167#define WIN_MULTWRITE_EXT 0x39 /* 48-Bit */
168/*
169 * 0x3A->0x3B Reserved
170 */
171#define WIN_WRITE_VERIFY 0x3C /* 28-Bit */
172/*
173 * 0x3D->0x3F Reserved
174 */
175#define WIN_VERIFY 0x40 /* 28-Bit - Read Verify Sectors */
176#define WIN_VERIFY_ONCE 0x41 /* 28-Bit - without retries */
177#define WIN_VERIFY_EXT 0x42 /* 48-Bit */
178/*
179 * 0x43->0x4F Reserved
180 */
181#define WIN_FORMAT 0x50
182/*
183 * 0x51->0x5F Reserved
184 */
185#define WIN_INIT 0x60
186/*
187 * 0x61->0x5F Reserved
188 */
189#define WIN_SEEK 0x70 /* 0x70-0x7F Reserved */
190
191#define CFA_TRANSLATE_SECTOR 0x87 /* CFA Translate Sector */
192#define WIN_DIAGNOSE 0x90
193#define WIN_SPECIFY 0x91 /* set drive geometry translation */
194#define WIN_DOWNLOAD_MICROCODE 0x92
195#define WIN_STANDBYNOW2 0x94
196#define WIN_STANDBY2 0x96
197#define WIN_SETIDLE2 0x97
198#define WIN_CHECKPOWERMODE2 0x98
199#define WIN_SLEEPNOW2 0x99
200/*
201 * 0x9A VENDOR
202 */
203#define WIN_PACKETCMD 0xA0 /* Send a packet command. */
204#define WIN_PIDENTIFY 0xA1 /* identify ATAPI device */
205#define WIN_QUEUED_SERVICE 0xA2
206#define WIN_SMART 0xB0 /* self-monitoring and reporting */
207#define CFA_ERASE_SECTORS 0xC0
208#define WIN_MULTREAD 0xC4 /* read sectors using multiple mode*/
209#define WIN_MULTWRITE 0xC5 /* write sectors using multiple mode */
210#define WIN_SETMULT 0xC6 /* enable/disable multiple mode */
211#define WIN_READDMA_QUEUED 0xC7 /* read sectors using Queued DMA transfers */
212#define WIN_READDMA 0xC8 /* read sectors using DMA transfers */
213#define WIN_READDMA_ONCE 0xC9 /* 28-Bit - without retries */
214#define WIN_WRITEDMA 0xCA /* write sectors using DMA transfers */
215#define WIN_WRITEDMA_ONCE 0xCB /* 28-Bit - without retries */
216#define WIN_WRITEDMA_QUEUED 0xCC /* write sectors using Queued DMA transfers */
217#define CFA_WRITE_MULTI_WO_ERASE 0xCD /* CFA Write multiple without erase */
218#define WIN_GETMEDIASTATUS 0xDA
219#define WIN_ACKMEDIACHANGE 0xDB /* ATA-1, ATA-2 vendor */
220#define WIN_POSTBOOT 0xDC
221#define WIN_PREBOOT 0xDD
222#define WIN_DOORLOCK 0xDE /* lock door on removable drives */
223#define WIN_DOORUNLOCK 0xDF /* unlock door on removable drives */
224#define WIN_STANDBYNOW1 0xE0
225#define WIN_IDLEIMMEDIATE 0xE1 /* force drive to become "ready" */
226#define WIN_STANDBY 0xE2 /* Set device in Standby Mode */
227#define WIN_SETIDLE1 0xE3
228#define WIN_READ_BUFFER 0xE4 /* force read only 1 sector */
229#define WIN_CHECKPOWERMODE1 0xE5
230#define WIN_SLEEPNOW1 0xE6
231#define WIN_FLUSH_CACHE 0xE7
232#define WIN_WRITE_BUFFER 0xE8 /* force write only 1 sector */
233#define WIN_WRITE_SAME 0xE9 /* read ata-2 to use */
234 /* SET_FEATURES 0x22 or 0xDD */
235#define WIN_FLUSH_CACHE_EXT 0xEA /* 48-Bit */
236#define WIN_IDENTIFY 0xEC /* ask drive to identify itself */
237#define WIN_MEDIAEJECT 0xED
238#define WIN_IDENTIFY_DMA 0xEE /* same as WIN_IDENTIFY, but DMA */
239#define WIN_SETFEATURES 0xEF /* set special drive features */
240#define EXABYTE_ENABLE_NEST 0xF0
241#define WIN_SECURITY_SET_PASS 0xF1
242#define WIN_SECURITY_UNLOCK 0xF2
243#define WIN_SECURITY_ERASE_PREPARE 0xF3
244#define WIN_SECURITY_ERASE_UNIT 0xF4
245#define WIN_SECURITY_FREEZE_LOCK 0xF5
246#define WIN_SECURITY_DISABLE 0xF6
247#define WIN_READ_NATIVE_MAX 0xF8 /* return the native maximum address */
248#define WIN_SET_MAX 0xF9
249#define DISABLE_SEAGATE 0xFB
250
251/* WIN_SMART sub-commands */
252
253#define SMART_READ_VALUES 0xD0
254#define SMART_READ_THRESHOLDS 0xD1
255#define SMART_AUTOSAVE 0xD2
256#define SMART_SAVE 0xD3
257#define SMART_IMMEDIATE_OFFLINE 0xD4
258#define SMART_READ_LOG_SECTOR 0xD5
259#define SMART_WRITE_LOG_SECTOR 0xD6
260#define SMART_WRITE_THRESHOLDS 0xD7
261#define SMART_ENABLE 0xD8
262#define SMART_DISABLE 0xD9
263#define SMART_STATUS 0xDA
264#define SMART_AUTO_OFFLINE 0xDB
265
266/* Password used in TF4 & TF5 executing SMART commands */
267
268#define SMART_LCYL_PASS 0x4F
269#define SMART_HCYL_PASS 0xC2
270
271/* WIN_SETFEATURES sub-commands */
272#define SETFEATURES_EN_8BIT 0x01 /* Enable 8-Bit Transfers */
273#define SETFEATURES_EN_WCACHE 0x02 /* Enable write cache */
274#define SETFEATURES_DIS_DEFECT 0x04 /* Disable Defect Management */
275#define SETFEATURES_EN_APM 0x05 /* Enable advanced power management */
276#define SETFEATURES_EN_SAME_R 0x22 /* for a region ATA-1 */
277#define SETFEATURES_DIS_MSN 0x31 /* Disable Media Status Notification */
278#define SETFEATURES_DIS_RETRY 0x33 /* Disable Retry */
279#define SETFEATURES_EN_AAM 0x42 /* Enable Automatic Acoustic Management */
280#define SETFEATURES_RW_LONG 0x44 /* Set Length of VS bytes */
281#define SETFEATURES_SET_CACHE 0x54 /* Set Cache segments to SC Reg. Val */
282#define SETFEATURES_DIS_RLA 0x55 /* Disable read look-ahead feature */
283#define SETFEATURES_EN_RI 0x5D /* Enable release interrupt */
284#define SETFEATURES_EN_SI 0x5E /* Enable SERVICE interrupt */
285#define SETFEATURES_DIS_RPOD 0x66 /* Disable reverting to power on defaults */
286#define SETFEATURES_DIS_ECC 0x77 /* Disable ECC byte count */
287#define SETFEATURES_DIS_8BIT 0x81 /* Disable 8-Bit Transfers */
288#define SETFEATURES_DIS_WCACHE 0x82 /* Disable write cache */
289#define SETFEATURES_EN_DEFECT 0x84 /* Enable Defect Management */
290#define SETFEATURES_DIS_APM 0x85 /* Disable advanced power management */
291#define SETFEATURES_EN_ECC 0x88 /* Enable ECC byte count */
292#define SETFEATURES_EN_MSN 0x95 /* Enable Media Status Notification */
293#define SETFEATURES_EN_RETRY 0x99 /* Enable Retry */
294#define SETFEATURES_EN_RLA 0xAA /* Enable read look-ahead feature */
295#define SETFEATURES_PREFETCH 0xAB /* Sets drive prefetch value */
296#define SETFEATURES_EN_REST 0xAC /* ATA-1 */
297#define SETFEATURES_4B_RW_LONG 0xBB /* Set Length of 4 bytes */
298#define SETFEATURES_DIS_AAM 0xC2 /* Disable Automatic Acoustic Management */
299#define SETFEATURES_EN_RPOD 0xCC /* Enable reverting to power on defaults */
300#define SETFEATURES_DIS_RI 0xDD /* Disable release interrupt ATAPI */
301#define SETFEATURES_EN_SAME_M 0xDD /* for a entire device ATA-1 */
302#define SETFEATURES_DIS_SI 0xDE /* Disable SERVICE interrupt ATAPI */
303
304/* WIN_SECURITY sub-commands */
305
306#define SECURITY_SET_PASSWORD 0xBA
307#define SECURITY_UNLOCK 0xBB
308#define SECURITY_ERASE_PREPARE 0xBC
309#define SECURITY_ERASE_UNIT 0xBD
310#define SECURITY_FREEZE_LOCK 0xBE
311#define SECURITY_DISABLE_PASSWORD 0xBF
312
313struct hd_geometry {
314 unsigned char heads;
315 unsigned char sectors;
316 unsigned short cylinders;
317 unsigned long start;
318};
319
320/* hd/ide ctl's that pass (arg) ptrs to user space are numbered 0x030n/0x031n */
321#define HDIO_GETGEO 0x0301 /* get device geometry */
322#define HDIO_GET_UNMASKINTR 0x0302 /* get current unmask setting */
323#define HDIO_GET_MULTCOUNT 0x0304 /* get current IDE blockmode setting */
324#define HDIO_GET_QDMA 0x0305 /* get use-qdma flag */
325
326#define HDIO_SET_XFER 0x0306 /* set transfer rate via proc */
327
328#define HDIO_OBSOLETE_IDENTITY 0x0307 /* OBSOLETE, DO NOT USE: returns 142 bytes */
329#define HDIO_GET_KEEPSETTINGS 0x0308 /* get keep-settings-on-reset flag */
330#define HDIO_GET_32BIT 0x0309 /* get current io_32bit setting */
331#define HDIO_GET_NOWERR 0x030a /* get ignore-write-error flag */
332#define HDIO_GET_DMA 0x030b /* get use-dma flag */
333#define HDIO_GET_NICE 0x030c /* get nice flags */
334#define HDIO_GET_IDENTITY 0x030d /* get IDE identification info */
335#define HDIO_GET_WCACHE 0x030e /* get write cache mode on|off */
336#define HDIO_GET_ACOUSTIC 0x030f /* get acoustic value */
337#define HDIO_GET_ADDRESS 0x0310 /* */
338
339#define HDIO_GET_BUSSTATE 0x031a /* get the bus state of the hwif */
340#define HDIO_TRISTATE_HWIF 0x031b /* execute a channel tristate */
341#define HDIO_DRIVE_RESET 0x031c /* execute a device reset */
342#define HDIO_DRIVE_TASKFILE 0x031d /* execute raw taskfile */
343#define HDIO_DRIVE_TASK 0x031e /* execute task and special drive command */
344#define HDIO_DRIVE_CMD 0x031f /* execute a special drive command */
345#define HDIO_DRIVE_CMD_AEB HDIO_DRIVE_TASK
346
347/* hd/ide ctl's that pass (arg) non-ptr values are numbered 0x032n/0x033n */
348#define HDIO_SET_MULTCOUNT 0x0321 /* change IDE blockmode */
349#define HDIO_SET_UNMASKINTR 0x0322 /* permit other irqs during I/O */
350#define HDIO_SET_KEEPSETTINGS 0x0323 /* keep ioctl settings on reset */
351#define HDIO_SET_32BIT 0x0324 /* change io_32bit flags */
352#define HDIO_SET_NOWERR 0x0325 /* change ignore-write-error flag */
353#define HDIO_SET_DMA 0x0326 /* change use-dma flag */
354#define HDIO_SET_PIO_MODE 0x0327 /* reconfig interface to new speed */
355#define HDIO_SCAN_HWIF 0x0328 /* register and (re)scan interface */
356#define HDIO_UNREGISTER_HWIF 0x032a /* unregister interface */
357#define HDIO_SET_NICE 0x0329 /* set nice flags */
358#define HDIO_SET_WCACHE 0x032b /* change write cache enable-disable */
359#define HDIO_SET_ACOUSTIC 0x032c /* change acoustic behavior */
360#define HDIO_SET_BUSSTATE 0x032d /* set the bus state of the hwif */
361#define HDIO_SET_QDMA 0x032e /* change use-qdma flag */
362#define HDIO_SET_ADDRESS 0x032f /* change lba addressing modes */
363
364/* bus states */
365enum {
366 BUSSTATE_OFF = 0,
367 BUSSTATE_ON,
368 BUSSTATE_TRISTATE
369};
370
371/* hd/ide ctl's that pass (arg) ptrs to user space are numbered 0x033n/0x033n */
372/* 0x330 is reserved - used to be HDIO_GETGEO_BIG */
373/* 0x331 is reserved - used to be HDIO_GETGEO_BIG_RAW */
374/* 0x338 is reserved - used to be HDIO_SET_IDE_SCSI */
375/* 0x339 is reserved - used to be HDIO_SET_SCSI_IDE */
376
377#define __NEW_HD_DRIVE_ID
378
379/*
380 * Structure returned by HDIO_GET_IDENTITY, as per ANSI NCITS ATA6 rev.1b spec.
381 *
382 * If you change something here, please remember to update fix_driveid() in
383 * ide/probe.c.
384 */
385struct hd_driveid {
386 unsigned short config; /* lots of obsolete bit flags */
387 unsigned short cyls; /* Obsolete, "physical" cyls */
388 unsigned short reserved2; /* reserved (word 2) */
389 unsigned short heads; /* Obsolete, "physical" heads */
390 unsigned short track_bytes; /* unformatted bytes per track */
391 unsigned short sector_bytes; /* unformatted bytes per sector */
392 unsigned short sectors; /* Obsolete, "physical" sectors per track */
393 unsigned short vendor0; /* vendor unique */
394 unsigned short vendor1; /* vendor unique */
395 unsigned short vendor2; /* Retired vendor unique */
396 unsigned char serial_no[20]; /* 0 = not_specified */
397 unsigned short buf_type; /* Retired */
398 unsigned short buf_size; /* Retired, 512 byte increments
399 * 0 = not_specified
400 */
401 unsigned short ecc_bytes; /* for r/w long cmds; 0 = not_specified */
402 unsigned char fw_rev[8]; /* 0 = not_specified */
403 unsigned char model[40]; /* 0 = not_specified */
404 unsigned char max_multsect; /* 0=not_implemented */
405 unsigned char vendor3; /* vendor unique */
406 unsigned short dword_io; /* 0=not_implemented; 1=implemented */
407 unsigned char vendor4; /* vendor unique */
408 unsigned char capability; /* (upper byte of word 49)
409 * 3: IORDYsup
410 * 2: IORDYsw
411 * 1: LBA
412 * 0: DMA
413 */
414 unsigned short reserved50; /* reserved (word 50) */
415 unsigned char vendor5; /* Obsolete, vendor unique */
416 unsigned char tPIO; /* Obsolete, 0=slow, 1=medium, 2=fast */
417 unsigned char vendor6; /* Obsolete, vendor unique */
418 unsigned char tDMA; /* Obsolete, 0=slow, 1=medium, 2=fast */
419 unsigned short field_valid; /* (word 53)
420 * 2: ultra_ok word 88
421 * 1: eide_ok words 64-70
422 * 0: cur_ok words 54-58
423 */
424 unsigned short cur_cyls; /* Obsolete, logical cylinders */
425 unsigned short cur_heads; /* Obsolete, l heads */
426 unsigned short cur_sectors; /* Obsolete, l sectors per track */
427 unsigned short cur_capacity0; /* Obsolete, l total sectors on drive */
428 unsigned short cur_capacity1; /* Obsolete, (2 words, misaligned int) */
429 unsigned char multsect; /* current multiple sector count */
430 unsigned char multsect_valid; /* when (bit0==1) multsect is ok */
431 unsigned int lba_capacity; /* Obsolete, total number of sectors */
432 unsigned short dma_1word; /* Obsolete, single-word dma info */
433 unsigned short dma_mword; /* multiple-word dma info */
434 unsigned short eide_pio_modes; /* bits 0:mode3 1:mode4 */
435 unsigned short eide_dma_min; /* min mword dma cycle time (ns) */
436 unsigned short eide_dma_time; /* recommended mword dma cycle time (ns) */
437 unsigned short eide_pio; /* min cycle time (ns), no IORDY */
438 unsigned short eide_pio_iordy; /* min cycle time (ns), with IORDY */
439 unsigned short words69_70[2]; /* reserved words 69-70
440 * future command overlap and queuing
441 */
442 unsigned short words71_74[4]; /* reserved words 71-74
443 * for IDENTIFY PACKET DEVICE command
444 */
445 unsigned short queue_depth; /* (word 75)
446 * 15:5 reserved
447 * 4:0 Maximum queue depth -1
448 */
449 unsigned short words76_79[4]; /* reserved words 76-79 */
450 unsigned short major_rev_num; /* (word 80) */
451 unsigned short minor_rev_num; /* (word 81) */
452 unsigned short command_set_1; /* (word 82) supported
453 * 15: Obsolete
454 * 14: NOP command
455 * 13: READ_BUFFER
456 * 12: WRITE_BUFFER
457 * 11: Obsolete
458 * 10: Host Protected Area
459 * 9: DEVICE Reset
460 * 8: SERVICE Interrupt
461 * 7: Release Interrupt
462 * 6: look-ahead
463 * 5: write cache
464 * 4: PACKET Command
465 * 3: Power Management Feature Set
466 * 2: Removable Feature Set
467 * 1: Security Feature Set
468 * 0: SMART Feature Set
469 */
470 unsigned short command_set_2; /* (word 83)
471 * 15: Shall be ZERO
472 * 14: Shall be ONE
473 * 13: FLUSH CACHE EXT
474 * 12: FLUSH CACHE
475 * 11: Device Configuration Overlay
476 * 10: 48-bit Address Feature Set
477 * 9: Automatic Acoustic Management
478 * 8: SET MAX security
479 * 7: reserved 1407DT PARTIES
480 * 6: SetF sub-command Power-Up
481 * 5: Power-Up in Standby Feature Set
482 * 4: Removable Media Notification
483 * 3: APM Feature Set
484 * 2: CFA Feature Set
485 * 1: READ/WRITE DMA QUEUED
486 * 0: Download MicroCode
487 */
488 unsigned short cfsse; /* (word 84)
489 * cmd set-feature supported extensions
490 * 15: Shall be ZERO
491 * 14: Shall be ONE
492 * 13:6 reserved
493 * 5: General Purpose Logging
494 * 4: Streaming Feature Set
495 * 3: Media Card Pass Through
496 * 2: Media Serial Number Valid
497 * 1: SMART selt-test supported
498 * 0: SMART error logging
499 */
500 unsigned short cfs_enable_1; /* (word 85)
501 * command set-feature enabled
502 * 15: Obsolete
503 * 14: NOP command
504 * 13: READ_BUFFER
505 * 12: WRITE_BUFFER
506 * 11: Obsolete
507 * 10: Host Protected Area
508 * 9: DEVICE Reset
509 * 8: SERVICE Interrupt
510 * 7: Release Interrupt
511 * 6: look-ahead
512 * 5: write cache
513 * 4: PACKET Command
514 * 3: Power Management Feature Set
515 * 2: Removable Feature Set
516 * 1: Security Feature Set
517 * 0: SMART Feature Set
518 */
519 unsigned short cfs_enable_2; /* (word 86)
520 * command set-feature enabled
521 * 15: Shall be ZERO
522 * 14: Shall be ONE
523 * 13: FLUSH CACHE EXT
524 * 12: FLUSH CACHE
525 * 11: Device Configuration Overlay
526 * 10: 48-bit Address Feature Set
527 * 9: Automatic Acoustic Management
528 * 8: SET MAX security
529 * 7: reserved 1407DT PARTIES
530 * 6: SetF sub-command Power-Up
531 * 5: Power-Up in Standby Feature Set
532 * 4: Removable Media Notification
533 * 3: APM Feature Set
534 * 2: CFA Feature Set
535 * 1: READ/WRITE DMA QUEUED
536 * 0: Download MicroCode
537 */
538 unsigned short csf_default; /* (word 87)
539 * command set-feature default
540 * 15: Shall be ZERO
541 * 14: Shall be ONE
542 * 13:6 reserved
543 * 5: General Purpose Logging enabled
544 * 4: Valid CONFIGURE STREAM executed
545 * 3: Media Card Pass Through enabled
546 * 2: Media Serial Number Valid
547 * 1: SMART selt-test supported
548 * 0: SMART error logging
549 */
550 unsigned short dma_ultra; /* (word 88) */
551 unsigned short trseuc; /* time required for security erase */
552 unsigned short trsEuc; /* time required for enhanced erase */
553 unsigned short CurAPMvalues; /* current APM values */
554 unsigned short mprc; /* master password revision code */
555 unsigned short hw_config; /* hardware config (word 93)
556 * 15: Shall be ZERO
557 * 14: Shall be ONE
558 * 13:
559 * 12:
560 * 11:
561 * 10:
562 * 9:
563 * 8:
564 * 7:
565 * 6:
566 * 5:
567 * 4:
568 * 3:
569 * 2:
570 * 1:
571 * 0: Shall be ONE
572 */
573 unsigned short acoustic; /* (word 94)
574 * 15:8 Vendor's recommended value
575 * 7:0 current value
576 */
577 unsigned short msrqs; /* min stream request size */
578 unsigned short sxfert; /* stream transfer time */
579 unsigned short sal; /* stream access latency */
580 unsigned int spg; /* stream performance granularity */
581 unsigned long long lba_capacity_2;/* 48-bit total number of sectors */
582 unsigned short words104_125[22];/* reserved words 104-125 */
583 unsigned short last_lun; /* (word 126) */
584 unsigned short word127; /* (word 127) Feature Set
585 * Removable Media Notification
586 * 15:2 reserved
587 * 1:0 00 = not supported
588 * 01 = supported
589 * 10 = reserved
590 * 11 = reserved
591 */
592 unsigned short dlf; /* (word 128)
593 * device lock function
594 * 15:9 reserved
595 * 8 security level 1:max 0:high
596 * 7:6 reserved
597 * 5 enhanced erase
598 * 4 expire
599 * 3 frozen
600 * 2 locked
601 * 1 en/disabled
602 * 0 capability
603 */
604 unsigned short csfo; /* (word 129)
605 * current set features options
606 * 15:4 reserved
607 * 3: auto reassign
608 * 2: reverting
609 * 1: read-look-ahead
610 * 0: write cache
611 */
612 unsigned short words130_155[26];/* reserved vendor words 130-155 */
613 unsigned short word156; /* reserved vendor word 156 */
614 unsigned short words157_159[3];/* reserved vendor words 157-159 */
615 unsigned short cfa_power; /* (word 160) CFA Power Mode
616 * 15 word 160 supported
617 * 14 reserved
618 * 13
619 * 12
620 * 11:0
621 */
622 unsigned short words161_175[15];/* Reserved for CFA */
623 unsigned short words176_205[30];/* Current Media Serial Number */
624 unsigned short words206_254[49];/* reserved words 206-254 */
625 unsigned short integrity_word; /* (word 255)
626 * 15:8 Checksum
627 * 7:0 Signature
628 */
629};
630
631/*
632 * IDE "nice" flags. These are used on a per drive basis to determine
633 * when to be nice and give more bandwidth to the other devices which
634 * share the same IDE bus.
635 */
636#define IDE_NICE_DSC_OVERLAP (0) /* per the DSC overlap protocol */
637#define IDE_NICE_ATAPI_OVERLAP (1) /* not supported yet */
638#define IDE_NICE_1 (3) /* when probably won't affect us much */
639#define IDE_NICE_0 (2) /* when sure that it won't affect us */
640#define IDE_NICE_2 (4) /* when we know it's on our expense */
641
642#endif /* _LINUX_HDREG_H */
643