FreeBSD/Linux Kernel Cross Reference
sys/sys/ata.h

     /*-
      * Copyright (c) 2000 - 2006 Søren Schmidt <sos@FreeBSD.org>
      * All rights reserved.
      *
      * Redistribution and use in source and binary forms, with or without
      * modification, are permitted provided that the following conditions
      * are met:
      * 1. Redistributions of source code must retain the above copyright
      *    notice, this list of conditions and the following disclaimer,
     *    without modification, immediately at the beginning of the file.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     *
     * $FreeBSD$
     */
    
    #ifndef _SYS_ATA_H_
    #define _SYS_ATA_H_
    
    #include <sys/ioccom.h>
    
    /* ATA/ATAPI device parameters */
    struct ata_params {
    /*000*/ u_int16_t       config;         /* configuration info */
    #define ATA_PROTO_MASK                  0x8003
    #define ATA_PROTO_ATAPI                 0x8000
    #define ATA_PROTO_ATAPI_12              0x8000
    #define ATA_PROTO_ATAPI_16              0x8001
    #define ATA_PROTO_CFA                   0x848a
    #define ATA_ATAPI_TYPE_MASK             0x1f00
    #define ATA_ATAPI_TYPE_DIRECT           0x0000  /* disk/floppy */
    #define ATA_ATAPI_TYPE_TAPE             0x0100  /* streaming tape */
    #define ATA_ATAPI_TYPE_CDROM            0x0500  /* CD-ROM device */
    #define ATA_ATAPI_TYPE_OPTICAL          0x0700  /* optical disk */
    #define ATA_DRQ_MASK                    0x0060
    #define ATA_DRQ_SLOW                    0x0000  /* cpu 3 ms delay */
    #define ATA_DRQ_INTR                    0x0020  /* interrupt 10 ms delay */
    #define ATA_DRQ_FAST                    0x0040  /* accel 50 us delay */
    
    /*001*/ u_int16_t       cylinders;              /* # of cylinders */
            u_int16_t       reserved2;
    /*003*/ u_int16_t       heads;                  /* # heads */
            u_int16_t       obsolete4;
            u_int16_t       obsolete5;
    /*006*/ u_int16_t       sectors;                /* # sectors/track */
    /*007*/ u_int16_t       vendor7[3];
    /*010*/ u_int8_t        serial[20];             /* serial number */
    /*020*/ u_int16_t       retired20;
            u_int16_t       retired21;
            u_int16_t       obsolete22;
    /*023*/ u_int8_t        revision[8];            /* firmware revision */
    /*027*/ u_int8_t        model[40];              /* model name */
    /*047*/ u_int16_t       sectors_intr;           /* sectors per interrupt */
    /*048*/ u_int16_t       usedmovsd;              /* double word read/write? */
    /*049*/ u_int16_t       capabilities1;
    #define ATA_SUPPORT_DMA                 0x0100
    #define ATA_SUPPORT_LBA                 0x0200
    #define ATA_SUPPORT_IORDY               0x0400
    #define ATA_SUPPORT_IORDYDIS            0x0800
    #define ATA_SUPPORT_OVERLAP             0x4000
    
    /*050*/ u_int16_t       capabilities2;
    /*051*/ u_int16_t       retired_piomode;        /* PIO modes 0-2 */
    #define ATA_RETIRED_PIO_MASK            0x0300
    
    /*052*/ u_int16_t       retired_dmamode;        /* DMA modes */
    #define ATA_RETIRED_DMA_MASK            0x0003
    
    /*053*/ u_int16_t       atavalid;               /* fields valid */
    #define ATA_FLAG_54_58                  0x0001  /* words 54-58 valid */
    #define ATA_FLAG_64_70                  0x0002  /* words 64-70 valid */
    #define ATA_FLAG_88                     0x0004  /* word 88 valid */
    
    /*054*/ u_int16_t       current_cylinders;
    /*055*/ u_int16_t       current_heads;
    /*056*/ u_int16_t       current_sectors;
    /*057*/ u_int16_t       current_size_1;
    /*058*/ u_int16_t       current_size_2;
    /*059*/ u_int16_t       multi;
    #define ATA_MULTI_VALID                 0x0100
    
    /*060*/ u_int16_t       lba_size_1;
            u_int16_t       lba_size_2;
            u_int16_t       obsolete62;
    /*063*/ u_int16_t       mwdmamodes;             /* multiword DMA modes */
    /*064*/ u_int16_t       apiomodes;              /* advanced PIO modes */
    
   /*065*/ u_int16_t       mwdmamin;               /* min. M/W DMA time/word ns */
   /*066*/ u_int16_t       mwdmarec;               /* rec. M/W DMA time ns */
   /*067*/ u_int16_t       pioblind;               /* min. PIO cycle w/o flow */
   /*068*/ u_int16_t       pioiordy;               /* min. PIO cycle IORDY flow */
           u_int16_t       reserved69;
           u_int16_t       reserved70;
   /*071*/ u_int16_t       rlsovlap;               /* rel time (us) for overlap */
   /*072*/ u_int16_t       rlsservice;             /* rel time (us) for service */
           u_int16_t       reserved73;
           u_int16_t       reserved74;
   /*075*/ u_int16_t       queue;
   #define ATA_QUEUE_LEN(x)                ((x) & 0x001f)
   
   /*76*/  u_int16_t       satacapabilities;
   #define ATA_SATA_GEN1                   0x0002
   #define ATA_SATA_GEN2                   0x0004
   #define ATA_SATA_GEN3                   0x0008
   #define ATA_SUPPORT_NCQ                 0x0100
   #define ATA_SUPPORT_IFPWRMNGTRCV        0x0200
   #define ATA_SUPPORT_PHYEVENTCNT         0x0400
   #define ATA_SUPPORT_NCQ_UNLOAD          0x0800
   #define ATA_SUPPORT_NCQ_PRIO            0x1000
   #define ATA_SUPPORT_HAPST               0x2000
   #define ATA_SUPPORT_DAPST               0x4000
   #define ATA_SUPPORT_READLOGDMAEXT       0x8000
   
   /*77*/  u_int16_t       satacapabilities2;
   #define ATA_SATA_CURR_GEN_MASK          0x0006
   #define ATA_SUPPORT_NCQ_STREAM          0x0010
   #define ATA_SUPPORT_NCQ_QMANAGEMENT     0x0020
   /*78*/  u_int16_t       satasupport;
   #define ATA_SUPPORT_NONZERO             0x0002
   #define ATA_SUPPORT_AUTOACTIVATE        0x0004
   #define ATA_SUPPORT_IFPWRMNGT           0x0008
   #define ATA_SUPPORT_INORDERDATA         0x0010
   #define ATA_SUPPORT_SOFTSETPRESERVE     0x0040
   /*79*/  u_int16_t       sataenabled;
   #define ATA_ENABLED_DAPST               0x0080
   
   /*080*/ u_int16_t       version_major;
   /*081*/ u_int16_t       version_minor;
   
           struct {
   /*082/085*/ u_int16_t   command1;
   #define ATA_SUPPORT_SMART               0x0001
   #define ATA_SUPPORT_SECURITY            0x0002
   #define ATA_SUPPORT_REMOVABLE           0x0004
   #define ATA_SUPPORT_POWERMGT            0x0008
   #define ATA_SUPPORT_PACKET              0x0010
   #define ATA_SUPPORT_WRITECACHE          0x0020
   #define ATA_SUPPORT_LOOKAHEAD           0x0040
   #define ATA_SUPPORT_RELEASEIRQ          0x0080
   #define ATA_SUPPORT_SERVICEIRQ          0x0100
   #define ATA_SUPPORT_RESET               0x0200
   #define ATA_SUPPORT_PROTECTED           0x0400
   #define ATA_SUPPORT_WRITEBUFFER         0x1000
   #define ATA_SUPPORT_READBUFFER          0x2000
   #define ATA_SUPPORT_NOP                 0x4000
   
   /*083/086*/ u_int16_t   command2;
   #define ATA_SUPPORT_MICROCODE           0x0001
   #define ATA_SUPPORT_QUEUED              0x0002
   #define ATA_SUPPORT_CFA                 0x0004
   #define ATA_SUPPORT_APM                 0x0008
   #define ATA_SUPPORT_NOTIFY              0x0010
   #define ATA_SUPPORT_STANDBY             0x0020
   #define ATA_SUPPORT_SPINUP              0x0040
   #define ATA_SUPPORT_MAXSECURITY         0x0100
   #define ATA_SUPPORT_AUTOACOUSTIC        0x0200
   #define ATA_SUPPORT_ADDRESS48           0x0400
   #define ATA_SUPPORT_OVERLAY             0x0800
   #define ATA_SUPPORT_FLUSHCACHE          0x1000
   #define ATA_SUPPORT_FLUSHCACHE48        0x2000
   
   /*084/087*/ u_int16_t   extension;
   #define ATA_SUPPORT_SMARTLOG            0x0001
   #define ATA_SUPPORT_SMARTTEST           0x0002
   #define ATA_SUPPORT_MEDIASN             0x0004
   #define ATA_SUPPORT_MEDIAPASS           0x0008
   #define ATA_SUPPORT_STREAMING           0x0010
   #define ATA_SUPPORT_GENLOG              0x0020
   #define ATA_SUPPORT_WRITEDMAFUAEXT      0x0040
   #define ATA_SUPPORT_WRITEDMAQFUAEXT     0x0080
   #define ATA_SUPPORT_64BITWWN            0x0100
   #define ATA_SUPPORT_UNLOAD              0x2000
           } __packed support, enabled;
   
   /*088*/ u_int16_t       udmamodes;              /* UltraDMA modes */
   /*089*/ u_int16_t       erase_time;
   /*090*/ u_int16_t       enhanced_erase_time;
   /*091*/ u_int16_t       apm_value;
   /*092*/ u_int16_t       master_passwd_revision;
   /*093*/ u_int16_t       hwres;
   #define ATA_CABLE_ID                    0x2000
   
   /*094*/ u_int16_t       acoustic;
   #define ATA_ACOUSTIC_CURRENT(x)         ((x) & 0x00ff)
   #define ATA_ACOUSTIC_VENDOR(x)          (((x) & 0xff00) >> 8)
   
   /*095*/ u_int16_t       stream_min_req_size;
   /*096*/ u_int16_t       stream_transfer_time;
   /*097*/ u_int16_t       stream_access_latency;
   /*098*/ u_int32_t       stream_granularity;
   /*100*/ u_int16_t       lba_size48_1;
           u_int16_t       lba_size48_2;
           u_int16_t       lba_size48_3;
           u_int16_t       lba_size48_4;
           u_int16_t       reserved104[2];
   /*106*/ u_int16_t       pss;
   #define ATA_PSS_LSPPS                   0x000F
   #define ATA_PSS_LSSABOVE512             0x1000
   #define ATA_PSS_MULTLS                  0x2000
   /*107*/ u_int16_t       isd;
   /*108*/ u_int16_t       wwn[4];
           u_int16_t       reserved112[5];
   /*117*/ u_int16_t       lss_1;
   /*118*/ u_int16_t       lss_2;
   /*119*/ u_int16_t       support2;
   #define ATA_SUPPORT_WRITEREADVERIFY     0x0002
   #define ATA_SUPPORT_WRITEUNCORREXT      0x0004
   #define ATA_SUPPORT_RWLOGDMAEXT         0x0008
   #define ATA_SUPPORT_MICROCODE3          0x0010
   #define ATA_SUPPORT_FREEFALL            0x0020
   /*120*/ u_int16_t       enabled2;
           u_int16_t       reserved121[6];
   /*127*/ u_int16_t       removable_status;
   /*128*/ u_int16_t       security_status;
           u_int16_t       reserved129[31];
   /*160*/ u_int16_t       cfa_powermode1;
           u_int16_t       reserved161;
   /*162*/ u_int16_t       cfa_kms_support;
   /*163*/ u_int16_t       cfa_trueide_modes;
   /*164*/ u_int16_t       cfa_memory_modes;
           u_int16_t       reserved165[11];
   /*176*/ u_int8_t        media_serial[60];
   /*206*/ u_int16_t       sct;
           u_int16_t       reserved206[2];
   /*209*/ u_int16_t       lbalign;
   /*210*/ u_int16_t       wrv_sectors_m3_1;
           u_int16_t       wrv_sectors_m3_2;
   /*212*/ u_int16_t       wrv_sectors_m2_1;
           u_int16_t       wrv_sectors_m2_2;
   /*214*/ u_int16_t       nv_cache_caps;
   /*215*/ u_int16_t       nv_cache_size_1;
           u_int16_t       nv_cache_size_2;
   /*217*/ u_int16_t       media_rotation_rate;
           u_int16_t       reserved218;
   /*219*/ u_int16_t       nv_cache_opt;
   /*220*/ u_int16_t       wrv_mode;
           u_int16_t       reserved221;
   /*222*/ u_int16_t       transport_major;
   /*223*/ u_int16_t       transport_minor;
           u_int16_t       reserved224[31];
   /*255*/ u_int16_t       integrity;
   } __packed;
   
   
   /* ATA transfer modes */
   #define ATA_MODE_MASK           0x0f
   #define ATA_DMA_MASK            0xf0
   #define ATA_PIO                 0x00
   #define ATA_PIO0                0x08
   #define ATA_PIO1                0x09
   #define ATA_PIO2                0x0a
   #define ATA_PIO3                0x0b
   #define ATA_PIO4                0x0c
   #define ATA_PIO_MAX             0x0f
   #define ATA_DMA                 0x10
   #define ATA_WDMA0               0x20
   #define ATA_WDMA1               0x21
   #define ATA_WDMA2               0x22
   #define ATA_UDMA0               0x40
   #define ATA_UDMA1               0x41
   #define ATA_UDMA2               0x42
   #define ATA_UDMA3               0x43
   #define ATA_UDMA4               0x44
   #define ATA_UDMA5               0x45
   #define ATA_UDMA6               0x46
   #define ATA_SA150               0x47
   #define ATA_SA300               0x48
   #define ATA_DMA_MAX             0x4f
   #define ATA_USB                 0x80
   #define ATA_USB1                0x81
   #define ATA_USB2                0x82
   
   
   /* ATA commands */
   #define ATA_NOP                         0x00    /* NOP */
   #define         ATA_NF_FLUSHQUEUE       0x00    /* flush queued cmd's */
   #define         ATA_NF_AUTOPOLL         0x01    /* start autopoll function */
   #define ATA_DEVICE_RESET                0x08    /* reset device */
   #define ATA_READ                        0x20    /* read */
   #define ATA_READ48                      0x24    /* read 48bit LBA */
   #define ATA_READ_DMA48                  0x25    /* read DMA 48bit LBA */
   #define ATA_READ_DMA_QUEUED48           0x26    /* read DMA QUEUED 48bit LBA */
   #define ATA_READ_NATIVE_MAX_ADDDRESS48  0x27    /* read native max addr 48bit */
   #define ATA_READ_MUL48                  0x29    /* read multi 48bit LBA */
   #define ATA_WRITE                       0x30    /* write */
   #define ATA_WRITE48                     0x34    /* write 48bit LBA */
   #define ATA_WRITE_DMA48                 0x35    /* write DMA 48bit LBA */
   #define ATA_WRITE_DMA_QUEUED48          0x36    /* write DMA QUEUED 48bit LBA*/
   #define ATA_SET_MAX_ADDRESS48           0x37    /* set max address 48bit */
   #define ATA_WRITE_MUL48                 0x39    /* write multi 48bit LBA */
   #define ATA_READ_FPDMA_QUEUED           0x60    /* read DMA NCQ */
   #define ATA_WRITE_FPDMA_QUEUED          0x61    /* write DMA NCQ */
   #define ATA_SEEK                        0x70    /* seek */
   #define ATA_PACKET_CMD                  0xa0    /* packet command */
   #define ATA_ATAPI_IDENTIFY              0xa1    /* get ATAPI params*/
   #define ATA_SERVICE                     0xa2    /* service command */
   #define ATA_SMART_CMD                   0xb0    /* SMART command */
   #define ATA_CFA_ERASE                   0xc0    /* CFA erase */
   #define ATA_READ_MUL                    0xc4    /* read multi */
   #define ATA_WRITE_MUL                   0xc5    /* write multi */
   #define ATA_SET_MULTI                   0xc6    /* set multi size */
   #define ATA_READ_DMA_QUEUED             0xc7    /* read DMA QUEUED */
   #define ATA_READ_DMA                    0xc8    /* read DMA */
   #define ATA_WRITE_DMA                   0xca    /* write DMA */
   #define ATA_WRITE_DMA_QUEUED            0xcc    /* write DMA QUEUED */
   #define ATA_STANDBY_IMMEDIATE           0xe0    /* standby immediate */
   #define ATA_IDLE_IMMEDIATE              0xe1    /* idle immediate */
   #define ATA_STANDBY_CMD                 0xe2    /* standby */
   #define ATA_IDLE_CMD                    0xe3    /* idle */
   #define ATA_READ_BUFFER                 0xe4    /* read buffer */
   #define ATA_SLEEP                       0xe6    /* sleep */
   #define ATA_FLUSHCACHE                  0xe7    /* flush cache to disk */
   #define ATA_FLUSHCACHE48                0xea    /* flush cache to disk */
   #define ATA_ATA_IDENTIFY                0xec    /* get ATA params */
   #define ATA_SETFEATURES                 0xef    /* features command */
   #define         ATA_SF_SETXFER          0x03    /* set transfer mode */
   #define         ATA_SF_ENAB_WCACHE      0x02    /* enable write cache */
   #define         ATA_SF_DIS_WCACHE       0x82    /* disable write cache */
   #define         ATA_SF_ENAB_RCACHE      0xaa    /* enable readahead cache */
   #define         ATA_SF_DIS_RCACHE       0x55    /* disable readahead cache */
   #define         ATA_SF_ENAB_RELIRQ      0x5d    /* enable release interrupt */
   #define         ATA_SF_DIS_RELIRQ       0xdd    /* disable release interrupt */
   #define         ATA_SF_ENAB_SRVIRQ      0x5e    /* enable service interrupt */
   #define         ATA_SF_DIS_SRVIRQ       0xde    /* disable service interrupt */
   #define ATA_SECURITY_FREEE_LOCK         0xf5    /* freeze security config */
   #define ATA_READ_NATIVE_MAX_ADDDRESS    0xf8    /* read native max address */
   #define ATA_SET_MAX_ADDRESS             0xf9    /* set max address */
   
   
   /* ATAPI commands */
   #define ATAPI_TEST_UNIT_READY           0x00    /* check if device is ready */
   #define ATAPI_REZERO                    0x01    /* rewind */
   #define ATAPI_REQUEST_SENSE             0x03    /* get sense data */
   #define ATAPI_FORMAT                    0x04    /* format unit */
   #define ATAPI_READ                      0x08    /* read data */
   #define ATAPI_WRITE                     0x0a    /* write data */
   #define ATAPI_WEOF                      0x10    /* write filemark */
   #define         ATAPI_WF_WRITE          0x01
   #define ATAPI_SPACE                     0x11    /* space command */
   #define         ATAPI_SP_FM             0x01
   #define         ATAPI_SP_EOD            0x03
   #define ATAPI_INQUIRY                   0x12    /* get inquiry data */
   #define ATAPI_MODE_SELECT               0x15    /* mode select */
   #define ATAPI_ERASE                     0x19    /* erase */
   #define ATAPI_MODE_SENSE                0x1a    /* mode sense */
   #define ATAPI_START_STOP                0x1b    /* start/stop unit */
   #define         ATAPI_SS_LOAD           0x01
   #define         ATAPI_SS_RETENSION      0x02
   #define         ATAPI_SS_EJECT          0x04
   #define ATAPI_PREVENT_ALLOW             0x1e    /* media removal */
   #define ATAPI_READ_FORMAT_CAPACITIES    0x23    /* get format capacities */
   #define ATAPI_READ_CAPACITY             0x25    /* get volume capacity */
   #define ATAPI_READ_BIG                  0x28    /* read data */
   #define ATAPI_WRITE_BIG                 0x2a    /* write data */
   #define ATAPI_LOCATE                    0x2b    /* locate to position */
   #define ATAPI_READ_POSITION             0x34    /* read position */
   #define ATAPI_SYNCHRONIZE_CACHE         0x35    /* flush buf, close channel */
   #define ATAPI_WRITE_BUFFER              0x3b    /* write device buffer */
   #define ATAPI_READ_BUFFER               0x3c    /* read device buffer */
   #define ATAPI_READ_SUBCHANNEL           0x42    /* get subchannel info */
   #define ATAPI_READ_TOC                  0x43    /* get table of contents */
   #define ATAPI_PLAY_10                   0x45    /* play by lba */
   #define ATAPI_PLAY_MSF                  0x47    /* play by MSF address */
   #define ATAPI_PLAY_TRACK                0x48    /* play by track number */
   #define ATAPI_PAUSE                     0x4b    /* pause audio operation */
   #define ATAPI_READ_DISK_INFO            0x51    /* get disk info structure */
   #define ATAPI_READ_TRACK_INFO           0x52    /* get track info structure */
   #define ATAPI_RESERVE_TRACK             0x53    /* reserve track */
   #define ATAPI_SEND_OPC_INFO             0x54    /* send OPC structurek */
   #define ATAPI_MODE_SELECT_BIG           0x55    /* set device parameters */
   #define ATAPI_REPAIR_TRACK              0x58    /* repair track */
   #define ATAPI_READ_MASTER_CUE           0x59    /* read master CUE info */
   #define ATAPI_MODE_SENSE_BIG            0x5a    /* get device parameters */
   #define ATAPI_CLOSE_TRACK               0x5b    /* close track/session */
   #define ATAPI_READ_BUFFER_CAPACITY      0x5c    /* get buffer capicity */
   #define ATAPI_SEND_CUE_SHEET            0x5d    /* send CUE sheet */
   #define ATAPI_SERVICE_ACTION_IN         0x96    /* get service data */
   #define ATAPI_BLANK                     0xa1    /* blank the media */
   #define ATAPI_SEND_KEY                  0xa3    /* send DVD key structure */
   #define ATAPI_REPORT_KEY                0xa4    /* get DVD key structure */
   #define ATAPI_PLAY_12                   0xa5    /* play by lba */
   #define ATAPI_LOAD_UNLOAD               0xa6    /* changer control command */
   #define ATAPI_READ_STRUCTURE            0xad    /* get DVD structure */
   #define ATAPI_PLAY_CD                   0xb4    /* universal play command */
   #define ATAPI_SET_SPEED                 0xbb    /* set drive speed */
   #define ATAPI_MECH_STATUS               0xbd    /* get changer status */
   #define ATAPI_READ_CD                   0xbe    /* read data */
   #define ATAPI_POLL_DSC                  0xff    /* poll DSC status bit */
   
   
   struct ata_ioc_devices {
       int                 channel;
       char                name[2][32];
       struct ata_params   params[2];
   };
   
   /* pr channel ATA ioctl calls */
   #define IOCATAGMAXCHANNEL       _IOR('a',  1, int)
   #define IOCATAREINIT            _IOW('a',  2, int)
   #define IOCATAATTACH            _IOW('a',  3, int)
   #define IOCATADETACH            _IOW('a',  4, int)
   #define IOCATADEVICES           _IOWR('a',  5, struct ata_ioc_devices)
   
   /* ATAPI request sense structure */
   struct atapi_sense {
       u_int8_t    error;                          /* current or deferred errors */
   #define ATA_SENSE_VALID                 0x80
   
       u_int8_t    segment;                        /* segment number */
       u_int8_t    key;                            /* sense key */
   #define ATA_SENSE_KEY_MASK              0x0f    /* sense key mask */
   #define ATA_SENSE_NO_SENSE              0x00    /* no specific sense key info */
   #define ATA_SENSE_RECOVERED_ERROR       0x01    /* command OK, data recovered */
   #define ATA_SENSE_NOT_READY             0x02    /* no access to drive */
   #define ATA_SENSE_MEDIUM_ERROR          0x03    /* non-recovered data error */
   #define ATA_SENSE_HARDWARE_ERROR        0x04    /* non-recoverable HW failure */
   #define ATA_SENSE_ILLEGAL_REQUEST       0x05    /* invalid command param(s) */
   #define ATA_SENSE_UNIT_ATTENTION        0x06    /* media changed */
   #define ATA_SENSE_DATA_PROTECT          0x07    /* write protect */
   #define ATA_SENSE_BLANK_CHECK           0x08    /* blank check */
   #define ATA_SENSE_VENDOR_SPECIFIC       0x09    /* vendor specific skey */
   #define ATA_SENSE_COPY_ABORTED          0x0a    /* copy aborted */
   #define ATA_SENSE_ABORTED_COMMAND       0x0b    /* command aborted, try again */
   #define ATA_SENSE_EQUAL                 0x0c    /* equal */
   #define ATA_SENSE_VOLUME_OVERFLOW       0x0d    /* volume overflow */
   #define ATA_SENSE_MISCOMPARE            0x0e    /* data dont match the medium */
   #define ATA_SENSE_RESERVED              0x0f
   #define ATA_SENSE_ILI                   0x20;
   #define ATA_SENSE_EOM                   0x40;
   #define ATA_SENSE_FILEMARK              0x80;
   
       u_int32_t   cmd_info;               /* cmd information */
       u_int8_t    sense_length;           /* additional sense len (n-7) */
       u_int32_t   cmd_specific_info;      /* additional cmd spec info */
       u_int8_t    asc;                    /* additional sense code */
       u_int8_t    ascq;                   /* additional sense code qual */
       u_int8_t    replaceable_unit_code;  /* replaceable unit code */
       u_int8_t    specific;               /* sense key specific */
   #define ATA_SENSE_SPEC_VALID    0x80
   #define ATA_SENSE_SPEC_MASK     0x7f
           
       u_int8_t    specific1;              /* sense key specific */
       u_int8_t    specific2;              /* sense key specific */
   } __packed;
   
   struct ata_ioc_request {
       union {
           struct {
               u_int8_t            command;
               u_int8_t            feature;
               u_int64_t           lba;
               u_int16_t           count;
           } ata;
           struct {
               char                ccb[16];
               struct atapi_sense  sense;
           } atapi;
       } u;
       caddr_t             data;
       int                 count;
       int                 flags;
   #define ATA_CMD_CONTROL                 0x01
   #define ATA_CMD_READ                    0x02
   #define ATA_CMD_WRITE                   0x04
   #define ATA_CMD_ATAPI                   0x08
   
       int                 timeout;
       int                 error;
   };
   
   /* pr device ATA ioctl calls */
   #define IOCATAREQUEST           _IOWR('a', 100, struct ata_ioc_request)
   #define IOCATAGPARM             _IOR('a', 101, struct ata_params)
   #define IOCATAGMODE             _IOR('a', 102, int)
   #define IOCATASMODE             _IOW('a', 103, int)
   
   #define IOCATAGSPINDOWN         _IOR('a', 104, int)
   #define IOCATASSPINDOWN         _IOW('a', 105, int)
   
   
   struct ata_ioc_raid_config {
               int                 lun;
               int                 type;
   #define AR_JBOD                         0x0001
   #define AR_SPAN                         0x0002
   #define AR_RAID0                        0x0004
   #define AR_RAID1                        0x0008
   #define AR_RAID01                       0x0010
   #define AR_RAID3                        0x0020
   #define AR_RAID4                        0x0040
   #define AR_RAID5                        0x0080
   
               int                 interleave;
               int                 status;
   #define AR_READY                        1
   #define AR_DEGRADED                     2
   #define AR_REBUILDING                   4
   
               int                 progress;
               int                 total_disks;
               int                 disks[16];
   };
   
   struct ata_ioc_raid_status {
               int                 lun;
               int                 type;
               int                 interleave;
               int                 status;
               int                 progress;
               int                 total_disks;
               struct {
                       int         state;
   #define AR_DISK_ONLINE                  0x01
   #define AR_DISK_PRESENT                 0x02
   #define AR_DISK_SPARE                   0x04
                       int         lun;
               } disks[16];
   };
   
   /* ATA RAID ioctl calls */
   #define IOCATARAIDCREATE        _IOWR('a', 200, struct ata_ioc_raid_config)
   #define IOCATARAIDDELETE        _IOW('a', 201, int)
   #define IOCATARAIDSTATUS        _IOWR('a', 202, struct ata_ioc_raid_status)
   #define IOCATARAIDADDSPARE      _IOW('a', 203, struct ata_ioc_raid_config)
   #define IOCATARAIDREBUILD       _IOW('a', 204, int)
   
   #endif /* _SYS_ATA_H_ */

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