ata.h revision 119877
118334Speter/*- 290075Sobrien * Copyright (c) 2000 - 2003 S�ren Schmidt <sos@FreeBSD.org> 3169689Skan * All rights reserved. 4169689Skan * 518334Speter * Redistribution and use in source and binary forms, with or without 690075Sobrien * modification, are permitted provided that the following conditions 718334Speter * are met: 890075Sobrien * 1. Redistributions of source code must retain the above copyright 990075Sobrien * notice, this list of conditions and the following disclaimer, 1090075Sobrien * without modification, immediately at the beginning of the file. 1190075Sobrien * 2. Redistributions in binary form must reproduce the above copyright 1218334Speter * notice, this list of conditions and the following disclaimer in the 1390075Sobrien * documentation and/or other materials provided with the distribution. 1490075Sobrien * 3. The name of the author may not be used to endorse or promote products 1590075Sobrien * derived from this software without specific prior written permission. 1690075Sobrien * 1718334Speter * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 1818334Speter * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 1990075Sobrien * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20169689Skan * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21169689Skan * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 2218334Speter * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2318334Speter * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2418334Speter * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2518334Speter * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 2618334Speter * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2718334Speter * 2818334Speter * $FreeBSD: head/sys/sys/ata.h 119877 2003-09-08 08:30:43Z sos $ 2918334Speter */ 3018334Speter 31117395Skan#ifndef _SYS_ATA_H_ 3218334Speter#define _SYS_ATA_H_ 3318334Speter 3450397Sobrien#include <sys/ioccom.h> 35132718Skan 36132718Skan/* ATA/ATAPI device parameters */ 3750397Sobrienstruct ata_params { 3850397Sobrien/*000*/ u_int16_t config; /* configuration info */ 39117395Skan#define ATA_PROTO_MASK 0x8003 4090075Sobrien#define ATA_PROTO_ATA 0x0002 4150397Sobrien#define ATA_PROTO_ATAPI_12 0x8000 4250397Sobrien#define ATA_PROTO_ATAPI_16 0x8001 4350397Sobrien#define ATA_ATAPI_TYPE_MASK 0x1f00 4490075Sobrien#define ATA_ATAPI_TYPE_DIRECT 0x0000 /* disk/floppy */ 4590075Sobrien#define ATA_ATAPI_TYPE_TAPE 0x0100 /* streaming tape */ 4690075Sobrien#define ATA_ATAPI_TYPE_CDROM 0x0500 /* CD-ROM device */ 4790075Sobrien#define ATA_ATAPI_TYPE_OPTICAL 0x0700 /* optical disk */ 4890075Sobrien#define ATA_DRQ_MASK 0x0060 49169689Skan#define ATA_DRQ_SLOW 0x0000 /* cpu 3 ms delay */ 50169689Skan#define ATA_DRQ_INTR 0x0020 /* interrupt 10 ms delay */ 51169689Skan#define ATA_DRQ_FAST 0x0040 /* accel 50 us delay */ 52169689Skan 53169689Skan/*001*/ u_int16_t cylinders; /* # of cylinders */ 5418334Speter u_int16_t reserved2; 55169689Skan/*003*/ u_int16_t heads; /* # heads */ 56169689Skan u_int16_t obsolete4; 57169689Skan u_int16_t obsolete5; 58169689Skan/*006*/ u_int16_t sectors; /* # sectors/track */ 59169689Skan/*007*/ u_int16_t vendor7[3]; 60169689Skan/*010*/ u_int8_t serial[20]; /* serial number */ 61169689Skan/*020*/ u_int16_t retired20; 62169689Skan u_int16_t retired21; 63169689Skan u_int16_t obsolete22; 64169689Skan/*023*/ u_int8_t revision[8]; /* firmware revision */ 65169689Skan/*027*/ u_int8_t model[40]; /* model name */ 66169689Skan/*047*/ u_int16_t sectors_intr; /* sectors per interrupt */ 67169689Skan/*048*/ u_int16_t usedmovsd; /* double word read/write? */ 68169689Skan/*049*/ u_int16_t capabilities1; 69169689Skan#define ATA_SUPPORT_DMA 0x0100 70169689Skan#define ATA_SUPPORT_LBA 0x0200 71169689Skan#define ATA_SUPPORT_OVERLAP 0x4000 7290075Sobrien 73132718Skan/*050*/ u_int16_t capabilities2; 7418334Speter/*051*/ u_int16_t retired_piomode; /* PIO modes 0-2 */ 75117395Skan#define ATA_RETIRED_PIO_MASK 0x0300 7618334Speter 7718334Speter/*052*/ u_int16_t retired_dmamode; /* DMA modes */ 7890075Sobrien#define ATA_RETIRED_DMA_MASK 0x0003 7990075Sobrien 8018334Speter/*053*/ u_int16_t atavalid; /* fields valid */ 81132718Skan#define ATA_FLAG_54_58 0x0001 /* words 54-58 valid */ 8290075Sobrien#define ATA_FLAG_64_70 0x0002 /* words 64-70 valid */ 8318334Speter#define ATA_FLAG_88 0x0004 /* word 88 valid */ 8418334Speter 8518334Speter/*054*/ u_int16_t obsolete54[5]; 8618334Speter/*059*/ u_int16_t multi; 8718334Speter#define ATA_MULTI_VALID 0x0100 8818334Speter 8918334Speter/*060*/ u_int16_t lba_size_1; 9018334Speter u_int16_t lba_size_2; 9118334Speter u_int16_t obsolete62; 9218334Speter/*063*/ u_int16_t mwdmamodes; /* multiword DMA modes */ 9318334Speter/*064*/ u_int16_t apiomodes; /* advanced PIO modes */ 94169689Skan 95169689Skan/*065*/ u_int16_t mwdmamin; /* min. M/W DMA time/word ns */ 96169689Skan/*066*/ u_int16_t mwdmarec; /* rec. M/W DMA time ns */ 97169689Skan/*067*/ u_int16_t pioblind; /* min. PIO cycle w/o flow */ 9818334Speter/*068*/ u_int16_t pioiordy; /* min. PIO cycle IORDY flow */ 9918334Speter u_int16_t reserved69; 100169689Skan u_int16_t reserved70; 101169689Skan/*071*/ u_int16_t rlsovlap; /* rel time (us) for overlap */ 10218334Speter/*072*/ u_int16_t rlsservice; /* rel time (us) for service */ 103117395Skan u_int16_t reserved73; 10418334Speter u_int16_t reserved74; 10518334Speter/*075*/ u_int16_t queue; 106132718Skan#define ATA_QUEUE_LEN(x) ((x) & 0x001f) 10718334Speter 108132718Skan u_int16_t reserved76; 10918334Speter u_int16_t reserved77; 11090075Sobrien u_int16_t reserved78; 11190075Sobrien u_int16_t reserved79; 11250397Sobrien/*080*/ u_int16_t version_major; 113117395Skan/*081*/ u_int16_t version_minor; 11418334Speter 11590075Sobrien struct { 11690075Sobrien/*082/085*/ u_int16_t command1; 11790075Sobrien#define ATA_SUPPORT_SMART 0x0001 11818334Speter#define ATA_SUPPORT_SECURITY 0x0002 11990075Sobrien#define ATA_SUPPORT_REMOVABLE 0x0004 12090075Sobrien#define ATA_SUPPORT_POWERMGT 0x0008 12118334Speter#define ATA_SUPPORT_PACKET 0x0010 12290075Sobrien#define ATA_SUPPORT_WRITECACHE 0x0020 12390075Sobrien#define ATA_SUPPORT_LOOKAHEAD 0x0040 12490075Sobrien#define ATA_SUPPORT_RELEASEIRQ 0x0080 12590075Sobrien#define ATA_SUPPORT_SERVICEIRQ 0x0100 12690075Sobrien#define ATA_SUPPORT_RESET 0x0200 12790075Sobrien#define ATA_SUPPORT_PROTECTED 0x0400 12818334Speter#define ATA_SUPPORT_WRITEBUFFER 0x1000 129117395Skan#define ATA_SUPPORT_READBUFFER 0x2000 130117395Skan#define ATA_SUPPORT_NOP 0x4000 13118334Speter 132169689Skan/*083/086*/ u_int16_t command2; 133169689Skan#define ATA_SUPPORT_MICROCODE 0x0001 134169689Skan#define ATA_SUPPORT_QUEUED 0x0002 135169689Skan#define ATA_SUPPORT_CFA 0x0004 136169689Skan#define ATA_SUPPORT_APM 0x0008 137169689Skan#define ATA_SUPPORT_NOTIFY 0x0010 138169689Skan#define ATA_SUPPORT_STANDBY 0x0020 139169689Skan#define ATA_SUPPORT_SPINUP 0x0040 140169689Skan#define ATA_SUPPORT_MAXSECURITY 0x0100 141169689Skan#define ATA_SUPPORT_AUTOACOUSTIC 0x0200 142169689Skan#define ATA_SUPPORT_ADDRESS48 0x0400 143169689Skan#define ATA_SUPPORT_OVERLAY 0x0800 144169689Skan#define ATA_SUPPORT_FLUSHCACHE 0x1000 145169689Skan#define ATA_SUPPORT_FLUSHCACHE48 0x2000 146169689Skan 147169689Skan/*084/087*/ u_int16_t extension; 148169689Skan } support, enabled; 149169689Skan 150169689Skan/*088*/ u_int16_t udmamodes; /* UltraDMA modes */ 151169689Skan/*089*/ u_int16_t erase_time; 152169689Skan/*090*/ u_int16_t enhanced_erase_time; 153169689Skan/*091*/ u_int16_t apm_value; 154169689Skan/*092*/ u_int16_t master_passwd_revision; 155169689Skan/*093*/ u_int16_t hwres; 156169689Skan#define ATA_CABLE_ID 0x2000 157169689Skan 158169689Skan/*094*/ u_int16_t acoustic; 159169689Skan#define ATA_ACOUSTIC_CURRENT(x) ((x) & 0x00ff) 160132718Skan#define ATA_ACOUSTIC_VENDOR(x) (((x) & 0xff00) >> 8) 161132718Skan 162132718Skan/*095*/ u_int16_t stream_min_req_size; 163169689Skan/*096*/ u_int16_t stream_transfer_time; 164169689Skan/*097*/ u_int16_t stream_access_latency; 165132718Skan/*098*/ u_int32_t stream_granularity; 166169689Skan/*100*/ u_int16_t lba_size48_1; 167169689Skan u_int16_t lba_size48_2; 168132718Skan u_int16_t lba_size48_3; 169169689Skan u_int16_t lba_size48_4; 170169689Skan u_int16_t reserved104[23]; 17118334Speter/*127*/ u_int16_t removable_status; 17290075Sobrien/*128*/ u_int16_t security_status; 17390075Sobrien u_int16_t reserved129[31]; 174169689Skan/*160*/ u_int16_t cfa_powermode1; 175169689Skan u_int16_t reserved161[14]; 176169689Skan/*176*/ u_int16_t media_serial[30]; 177169689Skan u_int16_t reserved206[49]; 178169689Skan/*255*/ u_int16_t integrity; 179169689Skan}; 180169689Skan 181169689Skan/* ATA transfer modes */ 182169689Skan#define ATA_MODE_MASK 0x0f 183169689Skan#define ATA_DMA_MASK 0xf0 184169689Skan#define ATA_PIO 0x00 185169689Skan#define ATA_PIO0 0x08 186169689Skan#define ATA_PIO1 0x09 187169689Skan#define ATA_PIO2 0x0a 188169689Skan#define ATA_PIO3 0x0b 189169689Skan#define ATA_PIO4 0x0c 190169689Skan#define ATA_PIO_MAX 0x0f 191169689Skan#define ATA_DMA 0x10 192169689Skan#define ATA_WDMA0 0x20 193169689Skan#define ATA_WDMA1 0x21 194169689Skan#define ATA_WDMA2 0x22 195169689Skan#define ATA_UDMA0 0x40 196169689Skan#define ATA_UDMA1 0x41 197169689Skan#define ATA_UDMA2 0x42 198169689Skan#define ATA_UDMA3 0x43 199169689Skan#define ATA_UDMA4 0x44 200169689Skan#define ATA_UDMA5 0x45 201169689Skan#define ATA_UDMA6 0x46 202169689Skan#define ATA_SA150 0x47 203169689Skan#define ATA_DMA_MAX 0x4f 204169689Skan 205169689Skan/* ATA commands */ 206169689Skan#define ATA_NOP 0x00 /* NOP command */ 207169689Skan#define ATA_NF_FLUSHQUEUE 0x00 /* flush queued cmd's */ 208169689Skan#define ATA_NF_AUTOPOLL 0x01 /* start autopoll function */ 209169689Skan#define ATA_ATAPI_RESET 0x08 /* reset ATAPI device */ 210169689Skan#define ATA_READ 0x20 /* read command */ 211169689Skan#define ATA_READ48 0x24 /* read command */ 212169689Skan#define ATA_READ_DMA48 0x25 /* read w/DMA command */ 21390075Sobrien#define ATA_READ_DMA_QUEUED48 0x26 /* read w/DMA QUEUED command */ 214117395Skan#define ATA_READ_MUL48 0x29 /* read multi command */ 21518334Speter#define ATA_WRITE 0x30 /* write command */ 21618334Speter#define ATA_WRITE48 0x34 /* write command */ 217132718Skan#define ATA_WRITE_DMA48 0x35 /* write w/DMA command */ 21818334Speter#define ATA_WRITE_DMA_QUEUED48 0x36 /* write w/DMA QUEUED command */ 21990075Sobrien#define ATA_WRITE_MUL48 0x39 /* write multi command */ 220132718Skan#define ATA_PACKET_CMD 0xa0 /* packet command */ 221132718Skan#define ATA_ATAPI_IDENTIFY 0xa1 /* get ATAPI params*/ 222169689Skan#define ATA_SERVICE 0xa2 /* service command */ 223169689Skan#define ATA_READ_MUL 0xc4 /* read multi command */ 224169689Skan#define ATA_WRITE_MUL 0xc5 /* write multi command */ 225169689Skan#define ATA_SET_MULTI 0xc6 /* set multi size command */ 226169689Skan#define ATA_READ_DMA_QUEUED 0xc7 /* read w/DMA QUEUED command */ 227169689Skan#define ATA_READ_DMA 0xc8 /* read w/DMA command */ 228169689Skan#define ATA_WRITE_DMA 0xca /* write w/DMA command */ 229169689Skan#define ATA_WRITE_DMA_QUEUED 0xcc /* write w/DMA QUEUED command */ 230169689Skan#define ATA_SLEEP 0xe6 /* sleep command */ 231169689Skan#define ATA_FLUSHCACHE 0xe7 /* flush cache to disk */ 232169689Skan#define ATA_FLUSHCACHE48 0xea /* flush cache to disk */ 233169689Skan#define ATA_ATA_IDENTIFY 0xec /* get ATA params */ 234169689Skan#define ATA_SETFEATURES 0xef /* features command */ 235169689Skan#define ATA_SF_SETXFER 0x03 /* set transfer mode */ 236169689Skan#define ATA_SF_ENAB_WCACHE 0x02 /* enable write cache */ 237169689Skan#define ATA_SF_DIS_WCACHE 0x82 /* disable write cache */ 238169689Skan#define ATA_SF_ENAB_RCACHE 0xaa /* enable readahead cache */ 239169689Skan#define ATA_SF_DIS_RCACHE 0x55 /* disable readahead cache */ 240169689Skan#define ATA_SF_ENAB_RELIRQ 0x5d /* enable release interrupt */ 241169689Skan#define ATA_SF_DIS_RELIRQ 0xdd /* disable release interrupt */ 242169689Skan#define ATA_SF_ENAB_SRVIRQ 0x5e /* enable service interrupt */ 243169689Skan#define ATA_SF_DIS_SRVIRQ 0xde /* disable service interrupt */ 244169689Skan 245169689Skan/* ATAPI commands */ 246169689Skan#define ATAPI_TEST_UNIT_READY 0x00 /* check if device is ready */ 247169689Skan#define ATAPI_REZERO 0x01 /* rewind */ 248169689Skan#define ATAPI_REQUEST_SENSE 0x03 /* get sense data */ 249169689Skan#define ATAPI_FORMAT 0x04 /* format unit */ 250169689Skan#define ATAPI_READ 0x08 /* read data */ 251169689Skan#define ATAPI_WRITE 0x0a /* write data */ 252169689Skan#define ATAPI_WEOF 0x10 /* write filemark */ 253169689Skan#define ATAPI_WF_WRITE 0x01 254169689Skan#define ATAPI_SPACE 0x11 /* space command */ 255169689Skan#define ATAPI_SP_FM 0x01 256169689Skan#define ATAPI_SP_EOD 0x03 257169689Skan#define ATAPI_MODE_SELECT 0x15 /* mode select */ 258169689Skan#define ATAPI_ERASE 0x19 /* erase */ 259169689Skan#define ATAPI_MODE_SENSE 0x1a /* mode sense */ 260169689Skan#define ATAPI_START_STOP 0x1b /* start/stop unit */ 261169689Skan#define ATAPI_SS_LOAD 0x01 262169689Skan#define ATAPI_SS_RETENSION 0x02 263169689Skan#define ATAPI_SS_EJECT 0x04 264169689Skan#define ATAPI_PREVENT_ALLOW 0x1e /* media removal */ 265169689Skan#define ATAPI_READ_FORMAT_CAPACITIES 0x23 /* get format capacities */ 266169689Skan#define ATAPI_READ_CAPACITY 0x25 /* get volume capacity */ 267169689Skan#define ATAPI_READ_BIG 0x28 /* read data */ 268169689Skan#define ATAPI_WRITE_BIG 0x2a /* write data */ 269169689Skan#define ATAPI_LOCATE 0x2b /* locate to position */ 270169689Skan#define ATAPI_READ_POSITION 0x34 /* read position */ 271169689Skan#define ATAPI_SYNCHRONIZE_CACHE 0x35 /* flush buf, close channel */ 272169689Skan#define ATAPI_WRITE_BUFFER 0x3b /* write device buffer */ 273169689Skan#define ATAPI_READ_BUFFER 0x3c /* read device buffer */ 274169689Skan#define ATAPI_READ_SUBCHANNEL 0x42 /* get subchannel info */ 275169689Skan#define ATAPI_READ_TOC 0x43 /* get table of contents */ 276169689Skan#define ATAPI_PLAY_10 0x45 /* play by lba */ 277169689Skan#define ATAPI_PLAY_MSF 0x47 /* play by MSF address */ 278169689Skan#define ATAPI_PLAY_TRACK 0x48 /* play by track number */ 279169689Skan#define ATAPI_PAUSE 0x4b /* pause audio operation */ 280169689Skan#define ATAPI_READ_DISK_INFO 0x51 /* get disk info structure */ 281169689Skan#define ATAPI_READ_TRACK_INFO 0x52 /* get track info structure */ 282169689Skan#define ATAPI_RESERVE_TRACK 0x53 /* reserve track */ 283169689Skan#define ATAPI_SEND_OPC_INFO 0x54 /* send OPC structurek */ 284169689Skan#define ATAPI_MODE_SELECT_BIG 0x55 /* set device parameters */ 285169689Skan#define ATAPI_REPAIR_TRACK 0x58 /* repair track */ 286169689Skan#define ATAPI_READ_MASTER_CUE 0x59 /* read master CUE info */ 287169689Skan#define ATAPI_MODE_SENSE_BIG 0x5a /* get device parameters */ 288169689Skan#define ATAPI_CLOSE_TRACK 0x5b /* close track/session */ 289169689Skan#define ATAPI_READ_BUFFER_CAPACITY 0x5c /* get buffer capicity */ 290169689Skan#define ATAPI_SEND_CUE_SHEET 0x5d /* send CUE sheet */ 291169689Skan#define ATAPI_BLANK 0xa1 /* blank the media */ 292169689Skan#define ATAPI_SEND_KEY 0xa3 /* send DVD key structure */ 293169689Skan#define ATAPI_REPORT_KEY 0xa4 /* get DVD key structure */ 294169689Skan#define ATAPI_PLAY_12 0xa5 /* play by lba */ 29518334Speter#define ATAPI_LOAD_UNLOAD 0xa6 /* changer control command */ 29618334Speter#define ATAPI_READ_STRUCTURE 0xad /* get DVD structure */ 29718334Speter#define ATAPI_PLAY_CD 0xb4 /* universal play command */ 298117395Skan#define ATAPI_SET_SPEED 0xbb /* set drive speed */ 299117395Skan#define ATAPI_MECH_STATUS 0xbd /* get changer status */ 300117395Skan#define ATAPI_READ_CD 0xbe /* read data */ 301117395Skan#define ATAPI_POLL_DSC 0xff /* poll DSC status bit */ 302132718Skan 30318334Speterstruct ata_cmd { 304117395Skan int channel; 305169689Skan int device; 306169689Skan int cmd; 30718334Speter#define ATAGMAXCHANNEL 0x0101 30818334Speter#define ATAGPARM 0x0102 309169689Skan#define ATAGMODE 0x0103 310169689Skan#define ATASMODE 0x0104 311169689Skan#define ATAREQUEST 0x0108 31290075Sobrien#define ATAREINIT 0x0110 313169689Skan#define ATAATTACH 0x0111 31418334Speter#define ATADETACH 0x0112 31590075Sobrien#define ATARAIDCREATE 0x0120 31690075Sobrien#define ATARAIDDELETE 0x0121 317169689Skan#define ATARAIDSTATUS 0x0122 318169689Skan#define ATARAIDADDSPARE 0x0123 319169689Skan#define ATARAIDREBUILD 0x0124 320169689Skan#define ATAENCSTAT 0x0130 321169689Skan 322169689Skan union { 323169689Skan int maxchan; 324169689Skan 325169689Skan struct { 326169689Skan int type[2]; 327169689Skan char name[2][32]; 328169689Skan struct ata_params params[2]; 329169689Skan } param; 330169689Skan 331169689Skan struct { 332169689Skan int mode[2]; 333169689Skan } mode; 334169689Skan 335169689Skan struct { 336169689Skan union { 337169689Skan struct { 338169689Skan u_int8_t command; 339169689Skan u_int8_t feature; 340169689Skan u_int64_t lba; 341169689Skan u_int16_t count; 342169689Skan } ata; 343169689Skan struct { 344169689Skan char ccb[16]; 345169689Skan } atapi; 34650397Sobrien } u; 347169689Skan caddr_t data; 34890075Sobrien int count; 34918334Speter int flags; 350169689Skan#define ATA_CMD_CONTROL 0x01 351169689Skan#define ATA_CMD_READ 0x02 352169689Skan#define ATA_CMD_WRITE 0x04 353169689Skan#define ATA_CMD_ATAPI 0x08 354169689Skan 355169689Skan int timeout; 35690075Sobrien int error; 357169689Skan } request; 35818334Speter 359169689Skan struct raid_setup { 360132718Skan int type; 361132718Skan#define AR_RAID0 1 362132718Skan#define AR_RAID1 2 363132718Skan#define AR_SPAN 4 364132718Skan 365132718Skan int total_disks; 366169689Skan int disks[16]; 367132718Skan int interleave; 368169689Skan int unit; 369132718Skan } raid_setup; 37018334Speter 371169689Skan struct raid_status { 372132718Skan int type; 373132718Skan int total_disks; 374132718Skan int disks[16]; 375132718Skan int interleave; 37618334Speter int status; 377132718Skan#define AR_READY 1 378132718Skan#define AR_DEGRADED 2 379132718Skan#define AR_REBUILDING 4 380169689Skan 381169689Skan int progress; 382169689Skan } raid_status; 383169689Skan 384169689Skan struct { 385169689Skan int disk; 386169689Skan } raid_spare; 387169689Skan 388169689Skan struct { 389169689Skan int fan; 390169689Skan int temp; 391132718Skan int v05; 392169689Skan int v12; 393132718Skan } enclosure; 394132718Skan } u; 39590075Sobrien}; 396169689Skan 39790075Sobrien#define IOCATA _IOWR('a', 1, struct ata_cmd) 39818334Speter 39918334Speter#endif /* _SYS_ATA_H_ */ 400169689Skan