mmc: core: Fix PowerOff Notify suspend/resume
[linux-2.6.git] / include / linux / hdreg.h
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 #ifndef __KERNEL__
16 #define IDE_DRIVE_TASK_INVALID          -1
17 #define IDE_DRIVE_TASK_SET_XFER         1
18 #define IDE_DRIVE_TASK_IN               2
19 #define IDE_DRIVE_TASK_OUT              3
20 #endif
21 #define IDE_DRIVE_TASK_RAW_WRITE        4
22
23 /*
24  * Define standard taskfile in/out register
25  */
26 #define IDE_TASKFILE_STD_IN_FLAGS       0xFE
27 #define IDE_HOB_STD_IN_FLAGS            0x3C
28 #ifndef __KERNEL__
29 #define IDE_TASKFILE_STD_OUT_FLAGS      0xFE
30 #define IDE_HOB_STD_OUT_FLAGS           0x3C
31
32 typedef unsigned char task_ioreg_t;
33 typedef unsigned long sata_ioreg_t;
34 #endif
35
36 typedef union ide_reg_valid_s {
37         unsigned all                            : 16;
38         struct {
39                 unsigned data                   : 1;
40                 unsigned error_feature          : 1;
41                 unsigned sector                 : 1;
42                 unsigned nsector                : 1;
43                 unsigned lcyl                   : 1;
44                 unsigned hcyl                   : 1;
45                 unsigned select                 : 1;
46                 unsigned status_command         : 1;
47
48                 unsigned data_hob               : 1;
49                 unsigned error_feature_hob      : 1;
50                 unsigned sector_hob             : 1;
51                 unsigned nsector_hob            : 1;
52                 unsigned lcyl_hob               : 1;
53                 unsigned hcyl_hob               : 1;
54                 unsigned select_hob             : 1;
55                 unsigned control_hob            : 1;
56         } b;
57 } ide_reg_valid_t;
58
59 typedef struct ide_task_request_s {
60         __u8            io_ports[8];
61         __u8            hob_ports[8]; /* bytes 6 and 7 are unused */
62         ide_reg_valid_t out_flags;
63         ide_reg_valid_t in_flags;
64         int             data_phase;
65         int             req_cmd;
66         unsigned long   out_size;
67         unsigned long   in_size;
68 } ide_task_request_t;
69
70 typedef struct ide_ioctl_request_s {
71         ide_task_request_t      *task_request;
72         unsigned char           *out_buffer;
73         unsigned char           *in_buffer;
74 } ide_ioctl_request_t;
75
76 struct hd_drive_cmd_hdr {
77         __u8 command;
78         __u8 sector_number;
79         __u8 feature;
80         __u8 sector_count;
81 };
82
83 #ifndef __KERNEL__
84 typedef struct hd_drive_task_hdr {
85         __u8 data;
86         __u8 feature;
87         __u8 sector_count;
88         __u8 sector_number;
89         __u8 low_cylinder;
90         __u8 high_cylinder;
91         __u8 device_head;
92         __u8 command;
93 } task_struct_t;
94
95 typedef struct hd_drive_hob_hdr {
96         __u8 data;
97         __u8 feature;
98         __u8 sector_count;
99         __u8 sector_number;
100         __u8 low_cylinder;
101         __u8 high_cylinder;
102         __u8 device_head;
103         __u8 control;
104 } hob_struct_t;
105 #endif
106
107 #define TASKFILE_NO_DATA                0x0000
108
109 #define TASKFILE_IN                     0x0001
110 #define TASKFILE_MULTI_IN               0x0002
111
112 #define TASKFILE_OUT                    0x0004
113 #define TASKFILE_MULTI_OUT              0x0008
114 #define TASKFILE_IN_OUT                 0x0010
115
116 #define TASKFILE_IN_DMA                 0x0020
117 #define TASKFILE_OUT_DMA                0x0040
118 #define TASKFILE_IN_DMAQ                0x0080
119 #define TASKFILE_OUT_DMAQ               0x0100
120
121 #ifndef __KERNEL__
122 #define TASKFILE_P_IN                   0x0200
123 #define TASKFILE_P_OUT                  0x0400
124 #define TASKFILE_P_IN_DMA               0x0800
125 #define TASKFILE_P_OUT_DMA              0x1000
126 #define TASKFILE_P_IN_DMAQ              0x2000
127 #define TASKFILE_P_OUT_DMAQ             0x4000
128 #define TASKFILE_48                     0x8000
129 #define TASKFILE_INVALID                0x7fff
130 #endif
131
132 #ifndef __KERNEL__
133 /* ATA/ATAPI Commands pre T13 Spec */
134 #define WIN_NOP                         0x00
135 /*
136  *      0x01->0x02 Reserved
137  */
138 #define CFA_REQ_EXT_ERROR_CODE          0x03 /* CFA Request Extended Error Code */
139 /*
140  *      0x04->0x07 Reserved
141  */
142 #define WIN_SRST                        0x08 /* ATAPI soft reset command */
143 #define WIN_DEVICE_RESET                0x08
144 /*
145  *      0x09->0x0F Reserved
146  */
147 #define WIN_RECAL                       0x10
148 #define WIN_RESTORE                     WIN_RECAL
149 /*
150  *      0x10->0x1F Reserved
151  */
152 #define WIN_READ                        0x20 /* 28-Bit */
153 #define WIN_READ_ONCE                   0x21 /* 28-Bit without retries */
154 #define WIN_READ_LONG                   0x22 /* 28-Bit */
155 #define WIN_READ_LONG_ONCE              0x23 /* 28-Bit without retries */
156 #define WIN_READ_EXT                    0x24 /* 48-Bit */
157 #define WIN_READDMA_EXT                 0x25 /* 48-Bit */
158 #define WIN_READDMA_QUEUED_EXT          0x26 /* 48-Bit */
159 #define WIN_READ_NATIVE_MAX_EXT         0x27 /* 48-Bit */
160 /*
161  *      0x28
162  */
163 #define WIN_MULTREAD_EXT                0x29 /* 48-Bit */
164 /*
165  *      0x2A->0x2F Reserved
166  */
167 #define WIN_WRITE                       0x30 /* 28-Bit */
168 #define WIN_WRITE_ONCE                  0x31 /* 28-Bit without retries */
169 #define WIN_WRITE_LONG                  0x32 /* 28-Bit */
170 #define WIN_WRITE_LONG_ONCE             0x33 /* 28-Bit without retries */
171 #define WIN_WRITE_EXT                   0x34 /* 48-Bit */
172 #define WIN_WRITEDMA_EXT                0x35 /* 48-Bit */
173 #define WIN_WRITEDMA_QUEUED_EXT         0x36 /* 48-Bit */
174 #define WIN_SET_MAX_EXT                 0x37 /* 48-Bit */
175 #define CFA_WRITE_SECT_WO_ERASE         0x38 /* CFA Write Sectors without erase */
176 #define WIN_MULTWRITE_EXT               0x39 /* 48-Bit */
177 /*
178  *      0x3A->0x3B Reserved
179  */
180 #define WIN_WRITE_VERIFY                0x3C /* 28-Bit */
181 /*
182  *      0x3D->0x3F Reserved
183  */
184 #define WIN_VERIFY                      0x40 /* 28-Bit - Read Verify Sectors */
185 #define WIN_VERIFY_ONCE                 0x41 /* 28-Bit - without retries */
186 #define WIN_VERIFY_EXT                  0x42 /* 48-Bit */
187 /*
188  *      0x43->0x4F Reserved
189  */
190 #define WIN_FORMAT                      0x50
191 /*
192  *      0x51->0x5F Reserved
193  */
194 #define WIN_INIT                        0x60
195 /*
196  *      0x61->0x5F Reserved
197  */
198 #define WIN_SEEK                        0x70 /* 0x70-0x7F Reserved */
199
200 #define CFA_TRANSLATE_SECTOR            0x87 /* CFA Translate Sector */
201 #define WIN_DIAGNOSE                    0x90
202 #define WIN_SPECIFY                     0x91 /* set drive geometry translation */
203 #define WIN_DOWNLOAD_MICROCODE          0x92
204 #define WIN_STANDBYNOW2                 0x94
205 #define WIN_STANDBY2                    0x96
206 #define WIN_SETIDLE2                    0x97
207 #define WIN_CHECKPOWERMODE2             0x98
208 #define WIN_SLEEPNOW2                   0x99
209 /*
210  *      0x9A VENDOR
211  */
212 #define WIN_PACKETCMD                   0xA0 /* Send a packet command. */
213 #define WIN_PIDENTIFY                   0xA1 /* identify ATAPI device   */
214 #define WIN_QUEUED_SERVICE              0xA2
215 #define WIN_SMART                       0xB0 /* self-monitoring and reporting */
216 #define CFA_ERASE_SECTORS               0xC0
217 #define WIN_MULTREAD                    0xC4 /* read sectors using multiple mode*/
218 #define WIN_MULTWRITE                   0xC5 /* write sectors using multiple mode */
219 #define WIN_SETMULT                     0xC6 /* enable/disable multiple mode */
220 #define WIN_READDMA_QUEUED              0xC7 /* read sectors using Queued DMA transfers */
221 #define WIN_READDMA                     0xC8 /* read sectors using DMA transfers */
222 #define WIN_READDMA_ONCE                0xC9 /* 28-Bit - without retries */
223 #define WIN_WRITEDMA                    0xCA /* write sectors using DMA transfers */
224 #define WIN_WRITEDMA_ONCE               0xCB /* 28-Bit - without retries */
225 #define WIN_WRITEDMA_QUEUED             0xCC /* write sectors using Queued DMA transfers */
226 #define CFA_WRITE_MULTI_WO_ERASE        0xCD /* CFA Write multiple without erase */
227 #define WIN_GETMEDIASTATUS              0xDA
228 #define WIN_ACKMEDIACHANGE              0xDB /* ATA-1, ATA-2 vendor */
229 #define WIN_POSTBOOT                    0xDC
230 #define WIN_PREBOOT                     0xDD
231 #define WIN_DOORLOCK                    0xDE /* lock door on removable drives */
232 #define WIN_DOORUNLOCK                  0xDF /* unlock door on removable drives */
233 #define WIN_STANDBYNOW1                 0xE0
234 #define WIN_IDLEIMMEDIATE               0xE1 /* force drive to become "ready" */
235 #define WIN_STANDBY                     0xE2 /* Set device in Standby Mode */
236 #define WIN_SETIDLE1                    0xE3
237 #define WIN_READ_BUFFER                 0xE4 /* force read only 1 sector */
238 #define WIN_CHECKPOWERMODE1             0xE5
239 #define WIN_SLEEPNOW1                   0xE6
240 #define WIN_FLUSH_CACHE                 0xE7
241 #define WIN_WRITE_BUFFER                0xE8 /* force write only 1 sector */
242 #define WIN_WRITE_SAME                  0xE9 /* read ata-2 to use */
243         /* SET_FEATURES 0x22 or 0xDD */
244 #define WIN_FLUSH_CACHE_EXT             0xEA /* 48-Bit */
245 #define WIN_IDENTIFY                    0xEC /* ask drive to identify itself    */
246 #define WIN_MEDIAEJECT                  0xED
247 #define WIN_IDENTIFY_DMA                0xEE /* same as WIN_IDENTIFY, but DMA */
248 #define WIN_SETFEATURES                 0xEF /* set special drive features */
249 #define EXABYTE_ENABLE_NEST             0xF0
250 #define WIN_SECURITY_SET_PASS           0xF1
251 #define WIN_SECURITY_UNLOCK             0xF2
252 #define WIN_SECURITY_ERASE_PREPARE      0xF3
253 #define WIN_SECURITY_ERASE_UNIT         0xF4
254 #define WIN_SECURITY_FREEZE_LOCK        0xF5
255 #define WIN_SECURITY_DISABLE            0xF6
256 #define WIN_READ_NATIVE_MAX             0xF8 /* return the native maximum address */
257 #define WIN_SET_MAX                     0xF9
258 #define DISABLE_SEAGATE                 0xFB
259
260 /* WIN_SMART sub-commands */
261
262 #define SMART_READ_VALUES               0xD0
263 #define SMART_READ_THRESHOLDS           0xD1
264 #define SMART_AUTOSAVE                  0xD2
265 #define SMART_SAVE                      0xD3
266 #define SMART_IMMEDIATE_OFFLINE         0xD4
267 #define SMART_READ_LOG_SECTOR           0xD5
268 #define SMART_WRITE_LOG_SECTOR          0xD6
269 #define SMART_WRITE_THRESHOLDS          0xD7
270 #define SMART_ENABLE                    0xD8
271 #define SMART_DISABLE                   0xD9
272 #define SMART_STATUS                    0xDA
273 #define SMART_AUTO_OFFLINE              0xDB
274
275 /* Password used in TF4 & TF5 executing SMART commands */
276
277 #define SMART_LCYL_PASS                 0x4F
278 #define SMART_HCYL_PASS                 0xC2
279
280 /* WIN_SETFEATURES sub-commands */
281 #define SETFEATURES_EN_8BIT     0x01    /* Enable 8-Bit Transfers */
282 #define SETFEATURES_EN_WCACHE   0x02    /* Enable write cache */
283 #define SETFEATURES_DIS_DEFECT  0x04    /* Disable Defect Management */
284 #define SETFEATURES_EN_APM      0x05    /* Enable advanced power management */
285 #define SETFEATURES_EN_SAME_R   0x22    /* for a region ATA-1 */
286 #define SETFEATURES_DIS_MSN     0x31    /* Disable Media Status Notification */
287 #define SETFEATURES_DIS_RETRY   0x33    /* Disable Retry */
288 #define SETFEATURES_EN_AAM      0x42    /* Enable Automatic Acoustic Management */
289 #define SETFEATURES_RW_LONG     0x44    /* Set Length of VS bytes */
290 #define SETFEATURES_SET_CACHE   0x54    /* Set Cache segments to SC Reg. Val */
291 #define SETFEATURES_DIS_RLA     0x55    /* Disable read look-ahead feature */
292 #define SETFEATURES_EN_RI       0x5D    /* Enable release interrupt */
293 #define SETFEATURES_EN_SI       0x5E    /* Enable SERVICE interrupt */
294 #define SETFEATURES_DIS_RPOD    0x66    /* Disable reverting to power on defaults */
295 #define SETFEATURES_DIS_ECC     0x77    /* Disable ECC byte count */
296 #define SETFEATURES_DIS_8BIT    0x81    /* Disable 8-Bit Transfers */
297 #define SETFEATURES_DIS_WCACHE  0x82    /* Disable write cache */
298 #define SETFEATURES_EN_DEFECT   0x84    /* Enable Defect Management */
299 #define SETFEATURES_DIS_APM     0x85    /* Disable advanced power management */
300 #define SETFEATURES_EN_ECC      0x88    /* Enable ECC byte count */
301 #define SETFEATURES_EN_MSN      0x95    /* Enable Media Status Notification */
302 #define SETFEATURES_EN_RETRY    0x99    /* Enable Retry */
303 #define SETFEATURES_EN_RLA      0xAA    /* Enable read look-ahead feature */
304 #define SETFEATURES_PREFETCH    0xAB    /* Sets drive prefetch value */
305 #define SETFEATURES_EN_REST     0xAC    /* ATA-1 */
306 #define SETFEATURES_4B_RW_LONG  0xBB    /* Set Length of 4 bytes */
307 #define SETFEATURES_DIS_AAM     0xC2    /* Disable Automatic Acoustic Management */
308 #define SETFEATURES_EN_RPOD     0xCC    /* Enable reverting to power on defaults */
309 #define SETFEATURES_DIS_RI      0xDD    /* Disable release interrupt ATAPI */
310 #define SETFEATURES_EN_SAME_M   0xDD    /* for a entire device ATA-1 */
311 #define SETFEATURES_DIS_SI      0xDE    /* Disable SERVICE interrupt ATAPI */
312
313 /* WIN_SECURITY sub-commands */
314
315 #define SECURITY_SET_PASSWORD           0xBA
316 #define SECURITY_UNLOCK                 0xBB
317 #define SECURITY_ERASE_PREPARE          0xBC
318 #define SECURITY_ERASE_UNIT             0xBD
319 #define SECURITY_FREEZE_LOCK            0xBE
320 #define SECURITY_DISABLE_PASSWORD       0xBF
321 #endif /* __KERNEL__ */
322
323 struct hd_geometry {
324       unsigned char heads;
325       unsigned char sectors;
326       unsigned short cylinders;
327       unsigned long start;
328 };
329
330 /* hd/ide ctl's that pass (arg) ptrs to user space are numbered 0x030n/0x031n */
331 #define HDIO_GETGEO             0x0301  /* get device geometry */
332 #define HDIO_GET_UNMASKINTR     0x0302  /* get current unmask setting */
333 #define HDIO_GET_MULTCOUNT      0x0304  /* get current IDE blockmode setting */
334 #define HDIO_GET_QDMA           0x0305  /* get use-qdma flag */
335
336 #define HDIO_SET_XFER           0x0306  /* set transfer rate via proc */
337
338 #define HDIO_OBSOLETE_IDENTITY  0x0307  /* OBSOLETE, DO NOT USE: returns 142 bytes */
339 #define HDIO_GET_KEEPSETTINGS   0x0308  /* get keep-settings-on-reset flag */
340 #define HDIO_GET_32BIT          0x0309  /* get current io_32bit setting */
341 #define HDIO_GET_NOWERR         0x030a  /* get ignore-write-error flag */
342 #define HDIO_GET_DMA            0x030b  /* get use-dma flag */
343 #define HDIO_GET_NICE           0x030c  /* get nice flags */
344 #define HDIO_GET_IDENTITY       0x030d  /* get IDE identification info */
345 #define HDIO_GET_WCACHE         0x030e  /* get write cache mode on|off */
346 #define HDIO_GET_ACOUSTIC       0x030f  /* get acoustic value */
347 #define HDIO_GET_ADDRESS        0x0310  /* */
348
349 #define HDIO_GET_BUSSTATE       0x031a  /* get the bus state of the hwif */
350 #define HDIO_TRISTATE_HWIF      0x031b  /* execute a channel tristate */
351 #define HDIO_DRIVE_RESET        0x031c  /* execute a device reset */
352 #define HDIO_DRIVE_TASKFILE     0x031d  /* execute raw taskfile */
353 #define HDIO_DRIVE_TASK         0x031e  /* execute task and special drive command */
354 #define HDIO_DRIVE_CMD          0x031f  /* execute a special drive command */
355 #define HDIO_DRIVE_CMD_AEB      HDIO_DRIVE_TASK
356
357 /* hd/ide ctl's that pass (arg) non-ptr values are numbered 0x032n/0x033n */
358 #define HDIO_SET_MULTCOUNT      0x0321  /* change IDE blockmode */
359 #define HDIO_SET_UNMASKINTR     0x0322  /* permit other irqs during I/O */
360 #define HDIO_SET_KEEPSETTINGS   0x0323  /* keep ioctl settings on reset */
361 #define HDIO_SET_32BIT          0x0324  /* change io_32bit flags */
362 #define HDIO_SET_NOWERR         0x0325  /* change ignore-write-error flag */
363 #define HDIO_SET_DMA            0x0326  /* change use-dma flag */
364 #define HDIO_SET_PIO_MODE       0x0327  /* reconfig interface to new speed */
365 #ifndef __KERNEL__
366 #define HDIO_SCAN_HWIF          0x0328  /* register and (re)scan interface */
367 #define HDIO_UNREGISTER_HWIF    0x032a  /* unregister interface */
368 #endif
369 #define HDIO_SET_NICE           0x0329  /* set nice flags */
370 #define HDIO_SET_WCACHE         0x032b  /* change write cache enable-disable */
371 #define HDIO_SET_ACOUSTIC       0x032c  /* change acoustic behavior */
372 #define HDIO_SET_BUSSTATE       0x032d  /* set the bus state of the hwif */
373 #define HDIO_SET_QDMA           0x032e  /* change use-qdma flag */
374 #define HDIO_SET_ADDRESS        0x032f  /* change lba addressing modes */
375
376 /* bus states */
377 enum {
378         BUSSTATE_OFF = 0,
379         BUSSTATE_ON,
380         BUSSTATE_TRISTATE
381 };
382
383 /* hd/ide ctl's that pass (arg) ptrs to user space are numbered 0x033n/0x033n */
384 /* 0x330 is reserved - used to be HDIO_GETGEO_BIG */
385 /* 0x331 is reserved - used to be HDIO_GETGEO_BIG_RAW */
386 /* 0x338 is reserved - used to be HDIO_SET_IDE_SCSI */
387 /* 0x339 is reserved - used to be HDIO_SET_SCSI_IDE */
388
389 #define __NEW_HD_DRIVE_ID
390
391 #ifndef __KERNEL__
392 /*
393  * Structure returned by HDIO_GET_IDENTITY, as per ANSI NCITS ATA6 rev.1b spec.
394  *
395  * If you change something here, please remember to update fix_driveid() in
396  * ide/probe.c.
397  */
398 struct hd_driveid {
399         unsigned short  config;         /* lots of obsolete bit flags */
400         unsigned short  cyls;           /* Obsolete, "physical" cyls */
401         unsigned short  reserved2;      /* reserved (word 2) */
402         unsigned short  heads;          /* Obsolete, "physical" heads */
403         unsigned short  track_bytes;    /* unformatted bytes per track */
404         unsigned short  sector_bytes;   /* unformatted bytes per sector */
405         unsigned short  sectors;        /* Obsolete, "physical" sectors per track */
406         unsigned short  vendor0;        /* vendor unique */
407         unsigned short  vendor1;        /* vendor unique */
408         unsigned short  vendor2;        /* Retired vendor unique */
409         unsigned char   serial_no[20];  /* 0 = not_specified */
410         unsigned short  buf_type;       /* Retired */
411         unsigned short  buf_size;       /* Retired, 512 byte increments
412                                          * 0 = not_specified
413                                          */
414         unsigned short  ecc_bytes;      /* for r/w long cmds; 0 = not_specified */
415         unsigned char   fw_rev[8];      /* 0 = not_specified */
416         unsigned char   model[40];      /* 0 = not_specified */
417         unsigned char   max_multsect;   /* 0=not_implemented */
418         unsigned char   vendor3;        /* vendor unique */
419         unsigned short  dword_io;       /* 0=not_implemented; 1=implemented */
420         unsigned char   vendor4;        /* vendor unique */
421         unsigned char   capability;     /* (upper byte of word 49)
422                                          *  3:  IORDYsup
423                                          *  2:  IORDYsw
424                                          *  1:  LBA
425                                          *  0:  DMA
426                                          */
427         unsigned short  reserved50;     /* reserved (word 50) */
428         unsigned char   vendor5;        /* Obsolete, vendor unique */
429         unsigned char   tPIO;           /* Obsolete, 0=slow, 1=medium, 2=fast */
430         unsigned char   vendor6;        /* Obsolete, vendor unique */
431         unsigned char   tDMA;           /* Obsolete, 0=slow, 1=medium, 2=fast */
432         unsigned short  field_valid;    /* (word 53)
433                                          *  2:  ultra_ok        word  88
434                                          *  1:  eide_ok         words 64-70
435                                          *  0:  cur_ok          words 54-58
436                                          */
437         unsigned short  cur_cyls;       /* Obsolete, logical cylinders */
438         unsigned short  cur_heads;      /* Obsolete, l heads */
439         unsigned short  cur_sectors;    /* Obsolete, l sectors per track */
440         unsigned short  cur_capacity0;  /* Obsolete, l total sectors on drive */
441         unsigned short  cur_capacity1;  /* Obsolete, (2 words, misaligned int)     */
442         unsigned char   multsect;       /* current multiple sector count */
443         unsigned char   multsect_valid; /* when (bit0==1) multsect is ok */
444         unsigned int    lba_capacity;   /* Obsolete, total number of sectors */
445         unsigned short  dma_1word;      /* Obsolete, single-word dma info */
446         unsigned short  dma_mword;      /* multiple-word dma info */
447         unsigned short  eide_pio_modes; /* bits 0:mode3 1:mode4 */
448         unsigned short  eide_dma_min;   /* min mword dma cycle time (ns) */
449         unsigned short  eide_dma_time;  /* recommended mword dma cycle time (ns) */
450         unsigned short  eide_pio;       /* min cycle time (ns), no IORDY  */
451         unsigned short  eide_pio_iordy; /* min cycle time (ns), with IORDY */
452         unsigned short  words69_70[2];  /* reserved words 69-70
453                                          * future command overlap and queuing
454                                          */
455         unsigned short  words71_74[4];  /* reserved words 71-74
456                                          * for IDENTIFY PACKET DEVICE command
457                                          */
458         unsigned short  queue_depth;    /* (word 75)
459                                          * 15:5 reserved
460                                          *  4:0 Maximum queue depth -1
461                                          */
462         unsigned short  words76_79[4];  /* reserved words 76-79 */
463         unsigned short  major_rev_num;  /* (word 80) */
464         unsigned short  minor_rev_num;  /* (word 81) */
465         unsigned short  command_set_1;  /* (word 82) supported
466                                          * 15:  Obsolete
467                                          * 14:  NOP command
468                                          * 13:  READ_BUFFER
469                                          * 12:  WRITE_BUFFER
470                                          * 11:  Obsolete
471                                          * 10:  Host Protected Area
472                                          *  9:  DEVICE Reset
473                                          *  8:  SERVICE Interrupt
474                                          *  7:  Release Interrupt
475                                          *  6:  look-ahead
476                                          *  5:  write cache
477                                          *  4:  PACKET Command
478                                          *  3:  Power Management Feature Set
479                                          *  2:  Removable Feature Set
480                                          *  1:  Security Feature Set
481                                          *  0:  SMART Feature Set
482                                          */
483         unsigned short  command_set_2;  /* (word 83)
484                                          * 15:  Shall be ZERO
485                                          * 14:  Shall be ONE
486                                          * 13:  FLUSH CACHE EXT
487                                          * 12:  FLUSH CACHE
488                                          * 11:  Device Configuration Overlay
489                                          * 10:  48-bit Address Feature Set
490                                          *  9:  Automatic Acoustic Management
491                                          *  8:  SET MAX security
492                                          *  7:  reserved 1407DT PARTIES
493                                          *  6:  SetF sub-command Power-Up
494                                          *  5:  Power-Up in Standby Feature Set
495                                          *  4:  Removable Media Notification
496                                          *  3:  APM Feature Set
497                                          *  2:  CFA Feature Set
498                                          *  1:  READ/WRITE DMA QUEUED
499                                          *  0:  Download MicroCode
500                                          */
501         unsigned short  cfsse;          /* (word 84)
502                                          * cmd set-feature supported extensions
503                                          * 15:  Shall be ZERO
504                                          * 14:  Shall be ONE
505                                          * 13:6 reserved
506                                          *  5:  General Purpose Logging
507                                          *  4:  Streaming Feature Set
508                                          *  3:  Media Card Pass Through
509                                          *  2:  Media Serial Number Valid
510                                          *  1:  SMART selt-test supported
511                                          *  0:  SMART error logging
512                                          */
513         unsigned short  cfs_enable_1;   /* (word 85)
514                                          * command set-feature enabled
515                                          * 15:  Obsolete
516                                          * 14:  NOP command
517                                          * 13:  READ_BUFFER
518                                          * 12:  WRITE_BUFFER
519                                          * 11:  Obsolete
520                                          * 10:  Host Protected Area
521                                          *  9:  DEVICE Reset
522                                          *  8:  SERVICE Interrupt
523                                          *  7:  Release Interrupt
524                                          *  6:  look-ahead
525                                          *  5:  write cache
526                                          *  4:  PACKET Command
527                                          *  3:  Power Management Feature Set
528                                          *  2:  Removable Feature Set
529                                          *  1:  Security Feature Set
530                                          *  0:  SMART Feature Set
531                                          */
532         unsigned short  cfs_enable_2;   /* (word 86)
533                                          * command set-feature enabled
534                                          * 15:  Shall be ZERO
535                                          * 14:  Shall be ONE
536                                          * 13:  FLUSH CACHE EXT
537                                          * 12:  FLUSH CACHE
538                                          * 11:  Device Configuration Overlay
539                                          * 10:  48-bit Address Feature Set
540                                          *  9:  Automatic Acoustic Management
541                                          *  8:  SET MAX security
542                                          *  7:  reserved 1407DT PARTIES
543                                          *  6:  SetF sub-command Power-Up
544                                          *  5:  Power-Up in Standby Feature Set
545                                          *  4:  Removable Media Notification
546                                          *  3:  APM Feature Set
547                                          *  2:  CFA Feature Set
548                                          *  1:  READ/WRITE DMA QUEUED
549                                          *  0:  Download MicroCode
550                                          */
551         unsigned short  csf_default;    /* (word 87)
552                                          * command set-feature default
553                                          * 15:  Shall be ZERO
554                                          * 14:  Shall be ONE
555                                          * 13:6 reserved
556                                          *  5:  General Purpose Logging enabled
557                                          *  4:  Valid CONFIGURE STREAM executed
558                                          *  3:  Media Card Pass Through enabled
559                                          *  2:  Media Serial Number Valid
560                                          *  1:  SMART selt-test supported
561                                          *  0:  SMART error logging
562                                          */
563         unsigned short  dma_ultra;      /* (word 88) */
564         unsigned short  trseuc;         /* time required for security erase */
565         unsigned short  trsEuc;         /* time required for enhanced erase */
566         unsigned short  CurAPMvalues;   /* current APM values */
567         unsigned short  mprc;           /* master password revision code */
568         unsigned short  hw_config;      /* hardware config (word 93)
569                                          * 15:  Shall be ZERO
570                                          * 14:  Shall be ONE
571                                          * 13:
572                                          * 12:
573                                          * 11:
574                                          * 10:
575                                          *  9:
576                                          *  8:
577                                          *  7:
578                                          *  6:
579                                          *  5:
580                                          *  4:
581                                          *  3:
582                                          *  2:
583                                          *  1:
584                                          *  0:  Shall be ONE
585                                          */
586         unsigned short  acoustic;       /* (word 94)
587                                          * 15:8 Vendor's recommended value
588                                          *  7:0 current value
589                                          */
590         unsigned short  msrqs;          /* min stream request size */
591         unsigned short  sxfert;         /* stream transfer time */
592         unsigned short  sal;            /* stream access latency */
593         unsigned int    spg;            /* stream performance granularity */
594         unsigned long long lba_capacity_2;/* 48-bit total number of sectors */
595         unsigned short  words104_125[22];/* reserved words 104-125 */
596         unsigned short  last_lun;       /* (word 126) */
597         unsigned short  word127;        /* (word 127) Feature Set
598                                          * Removable Media Notification
599                                          * 15:2 reserved
600                                          *  1:0 00 = not supported
601                                          *      01 = supported
602                                          *      10 = reserved
603                                          *      11 = reserved
604                                          */
605         unsigned short  dlf;            /* (word 128)
606                                          * device lock function
607                                          * 15:9 reserved
608                                          *  8   security level 1:max 0:high
609                                          *  7:6 reserved
610                                          *  5   enhanced erase
611                                          *  4   expire
612                                          *  3   frozen
613                                          *  2   locked
614                                          *  1   en/disabled
615                                          *  0   capability
616                                          */
617         unsigned short  csfo;           /*  (word 129)
618                                          * current set features options
619                                          * 15:4 reserved
620                                          *  3:  auto reassign
621                                          *  2:  reverting
622                                          *  1:  read-look-ahead
623                                          *  0:  write cache
624                                          */
625         unsigned short  words130_155[26];/* reserved vendor words 130-155 */
626         unsigned short  word156;        /* reserved vendor word 156 */
627         unsigned short  words157_159[3];/* reserved vendor words 157-159 */
628         unsigned short  cfa_power;      /* (word 160) CFA Power Mode
629                                          * 15 word 160 supported
630                                          * 14 reserved
631                                          * 13
632                                          * 12
633                                          * 11:0
634                                          */
635         unsigned short  words161_175[15];/* Reserved for CFA */
636         unsigned short  words176_205[30];/* Current Media Serial Number */
637         unsigned short  words206_254[49];/* reserved words 206-254 */
638         unsigned short  integrity_word; /* (word 255)
639                                          * 15:8 Checksum
640                                          *  7:0 Signature
641                                          */
642 };
643 #endif /* __KERNEL__ */
644
645 /*
646  * IDE "nice" flags. These are used on a per drive basis to determine
647  * when to be nice and give more bandwidth to the other devices which
648  * share the same IDE bus.
649  */
650 #define IDE_NICE_DSC_OVERLAP    (0)     /* per the DSC overlap protocol */
651 #define IDE_NICE_ATAPI_OVERLAP  (1)     /* not supported yet */
652 #define IDE_NICE_1              (3)     /* when probably won't affect us much */
653 #ifndef __KERNEL__
654 #define IDE_NICE_0              (2)     /* when sure that it won't affect us */
655 #define IDE_NICE_2              (4)     /* when we know it's on our expense */
656 #endif
657
658 #endif  /* _LINUX_HDREG_H */