This is scsireg_31.h in view mode; [Download] [Up]
/* @(#)scsireg.h 1.0 10/23/89 (c) 1989 NeXT */
/*
* scsireg.h -- generic SCSI definitions
* KERNEL VERSION
*
* HISTORY
* 10-Feb-93 dmitch
* Added generic endian/alignment #ifdef's.
* 17-May-90 dmitch
* Added SDIOCGETCAP
* 30-Apr-90 dmitch
* Added C6S_SS_START, C6S_SS_STOP, C6S_SS_EJECT, SR_IOST_VOLNA
* 30-Oct-89 dmitch
* Deleted private #defines (--> scsivar.h)
* 25-Sep-89 dmitch at NeXT
* Added scsi_req, support for sg and st drivers
* 10-Sept-87 Mike DeMoney (mike) at NeXT
* Created.
*/
/* Garance/mCD: Copied this to the mCD directory, as I'm developing
mCD on a NS3.0 system but want to use the NS3.1 version of scsireg */
#ifndef _BSD_DEV_SCSIREG_
#define _BSD_DEV_SCSIREG_
#import <sys/ioctl.h>
#import <sys/time.h>
#import <kernserv/queue.h>
#import <sys/types.h>
/*
* status byte definitions
*/
#define STAT_GOOD 0x00 /* cmd successfully completed */
#define STAT_CHECK 0x02 /* abnormal condition occurred */
#define STAT_CONDMET 0x04 /* condition met / good */
#define STAT_BUSY 0x08 /* target busy */
#define STAT_INTMGOOD 0x10 /* intermediate / good */
#define STAT_INTMCONDMET 0x14 /* intermediate / cond met / good */
#define STAT_RESERVED 0x18 /* reservation conflict */
#define STAT_MASK 0x1e /* clears vendor unique bits */
/*
* SCSI command descriptor blocks
* (Any device level driver doing fancy things will probably define
* these locally and cast a pointer on top of the sd_cdb. We define
* them here to reserve the appropriate space, driver level routines
* can use them if they want.)
*
* 6 byte command descriptor block, random device
*/
typedef struct cdb_6 {
#if __BIG_ENDIAN__
u_int c6_opcode:8, /* device command */
c6_lun:3, /* logical unit */
c6_lba:21; /* logical block number */
u_char c6_len; /* transfer length */
u_char c6_ctrl; /* control byte */
#elif __LITTLE_ENDIAN__
u_char c6_opcode;
u_char c6_lba2 :5,
c6_lun :3;
u_char c6_lba1;
u_char c6_lba0;
u_char c6_len;
u_char c6_ctrl;
#else
#error SCSI command / data structures are compiler sensitive
#endif
} cdb_6_t;
#define CDB_6_MAX_LENGTH (255) /* max block count */
#define CDB_6_MAX_LBA ((1 << 21) - 1) /* max block address */
/*
* 6 byte command descriptor block, sequential device
*/
typedef struct cdb_6s {
#if __BIG_ENDIAN__
u_char c6s_opcode:8; /* device command */
u_char c6s_lun:3, /* logical unit */
c6s_spare:3, /* reserved */
c6s_opt:2; /* bits 1..0 - space type, fixed,
* etc. */
u_int c6s_len:24, /* transfer length */
c6s_ctrl:8; /* control byte */
#elif __LITTLE_ENDIAN__
u_char c6s_opcode;
u_char c6s_opt :2,
c6s_spare :3,
c6s_lun :3;
u_char c6s_len2;
u_char c6s_len1;
u_char c6s_len0;
u_char c6s_ctrl;
#else
#error SCSI command / data structures are compiler sensitive
#endif
} cdb_6s_t;
/*
* 10 byte command descriptor block
* This definition is machine dependent due to an int on a short boundary.
*/
typedef struct cdb_10 {
#if __BIG_ENDIAN__
#if __NATURAL_ALIGNMENT__
u_char c10_opcode; /* device command */
u_char c10_lun:3, /* logical unit */
c10_dp0:1, /* disable page out */
c10_fua:1, /* force unit access */
c10_mbz1:2, /* reserved: must be zero */
c10_reladr:1; /* addr relative to prev
* linked cmd */
/*
* Careful, this can't be an int due to natural alignment...
*/
u_char c10_lba[4]; /* logical block number */
u_char c10_mbz2:8; /* reserved: must be zero */
u_char c10_len[2]; /* transfer length */
u_char c10_ctrl; /* control byte */
#else __NATURAL_ALIGNMENT__
u_char c10_opcode; /* device command */
u_char c10_lun:3, /* logical unit */
c10_dp0:1, /* disable page out (cache control) */
c10_fua:1, /* force unit access (cache control) */
c10_mbz1:2, /* reserved: must be zero */
c10_reladr:1; /* addr relative to prev linked cmd */
u_int c10_lba; /* logical block number */
u_int c10_mbz2:8, /* reserved: must be zero */
c10_len:16, /* transfer length */
c10_ctrl:8; /* control byte */
#endif __NATURAL_ALIGNMENT__
#elif __LITTLE_ENDIAN__
u_char c10_opcode;
u_char c10_reladr :1,
c10_mbz1 :2,
c10_fua :1,
c10_dp0 :1,
c10_lun :3;
u_char c10_lba3;
u_char c10_lba2;
u_char c10_lba1;
u_char c10_lba0;
u_char c10_mbz2;
u_char c10_len1;
u_char c10_len0;
u_char c10_ctrl;
#else
#error SCSI command / data structures are compiler sensitive
#endif
} cdb_10_t;
/*
* 12 byte command descriptor block
* This definition is machine dependent due to an int on a short boundary.
*/
typedef struct cdb_12 {
#if __BIG_ENDIAN__
#if __NATURAL_ALIGNMENT__
u_char c12_opcode; /* device command */
u_char c12_lun:3, /* logical unit */
c12_dp0:1, /* disable page out */
c12_fua:1, /* force unit access */
c12_mbz1:2, /* reserved: must be zero */
c12_reladr:1; /* addr relative to prev
* linked cmd */
u_char c12_lba[4]; /* logical block number */
u_char c12_mbz2; /* reserved: must be zero */
u_char c12_mbz3; /* reserved: must be zero */
u_char c12_mbz4; /* reserved: must be zero */
u_char c12_len[2]; /* transfer length */
u_char c12_ctrl:8; /* control byte */
#else __NATURAL_ALIGNMENT__
u_char c12_opcode; /* device command */
u_char c12_lun:3, /* logical unit */
c12_dp0:1, /* disable page out (cache control) */
c12_fua:1, /* force unit access (cache control) */
c12_mbz1:2, /* reserved: must be zero */
c12_reladr:1; /* addr relative to prev linked cmd */
u_int c12_lba; /* logical block number */
u_char c12_mbz2; /* reserved: must be zero */
u_char c12_mbz3; /* reserved: must be zero */
u_int c12_mbz4:8, /* reserved: must be zero */
c12_len:16, /* transfer length */
c12_ctrl:8; /* control byte */
#endif __NATURAL_ALIGNMENT__
#elif __LITTLE_ENDIAN__
u_char c12_opcode;
u_char c12_reladr :1,
c12_mbz1 :2,
c12_fua :1,
c12_dp0 :1,
c12_lun :3;
u_char c12_lba3;
u_char c12_lba2;
u_char c12_lba1;
u_char c12_lba0;
u_char c12_mbz2;
u_char c12_mbz3;
u_char c12_mbz4;
u_char c12_len1;
u_char c12_len0;
u_char c12_ctrl;
#else
#error SCSI command / data structures are compiler sensitive
#endif
} cdb_12_t;
typedef union cdb {
struct cdb_6 cdb_c6;
struct cdb_6s cdb_c6s;
struct cdb_10 cdb_c10;
struct cdb_12 cdb_c12;
} cdb_t;
#define cdb_opcode cdb_c6.c6_opcode /* all opcodes in same place */
/*
* control byte values
*/
#define CTRL_LINKFLAG 0x03 /* link and flag bits */
#define CTRL_LINK 0x01 /* link only */
#define CTRL_NOLINK 0x00 /* no command linking */
/*
* six byte cdb opcodes
* (Optional commands should only be used by formatters)
*/
#define C6OP_TESTRDY 0x00 /* test unit ready */
#define C6OP_REWIND 0x01 /* rewind */
#define C6OP_REQSENSE 0x03 /* request sense */
#define C6OP_FORMAT 0x04 /* format unit */
#define C6OP_REASSIGNBLK 0x07 /* OPT: reassign block */
#define C6OP_READ 0x08 /* read data */
#define C6OP_WRITE 0x0a /* write data */
#define C6OP_SEEK 0x0b /* seek */
#define C6OP_READREV 0x0F /* read reverse */
#define C6OP_WRTFM 0x10 /* write filemarks */
#define C6OP_SPACE 0x11 /* space records/filemarks */
#define C6OP_INQUIRY 0x12 /* get device specific info */
#define C6OP_VERIFY 0x13 /* sequential verify */
#define C6OP_MODESELECT 0x15 /* OPT: set device parameters */
#define C6OP_MODESENSE 0x1a /* OPT: get device parameters */
#define C6OP_STARTSTOP 0x1b /* OPT: start or stop device */
#define C6OP_SENDDIAG 0x1d /* send diagnostic */
/*
* ten byte cdb opcodes
*/
#define C10OP_READCAPACITY 0x25 /* read capacity */
#define C10OP_READEXTENDED 0x28 /* read extended */
#define C10OP_WRITEEXTENDED 0x2a /* write extended */
#define C10OP_READDEFECTDATA 0x37 /* OPT: read media defect info */
/*
* c6s_opt - options for 6-byte sequential device commands
*/
#define C6OPT_FIXED 0x01 /* fixed block transfer */
#define C6OPT_LONG 0x01 /* 1 = erase to EOT */
#define C6OPT_IMMED 0x01 /* immediate (for rewind, retension) */
#define C6OPT_BYTECMP 0x02 /* byte compare for C6OP_VERIFY */
#define C6OPT_SIL 0x02 /* suppress illegal length (Exabyte) */
#define C6OPT_SPACE_LB 0x00 /* space logical blocks */
#define C6OPT_SPACE_FM 0x01 /* space filemarks */
#define C6OPT_SPACE_SFM 0x02 /* space sequential filemarks */
#define C6OPT_SPACE_PEOD 0x03 /* space to physical end of data */
/*
* other 6-byte sequential command constants
*/
#define C6S_MAXLEN 0xFFFFFF
#define C6S_RETEN 0x02 /* byte 4 of load/unload - retension */
#define C6S_LOAD 0x01 /* byte 4 of load/unload - load */
/*
* these go in the c6_len fields of start/stop command
*/
#define C6S_SS_START 0x01 /* start unit */
#define C6S_SS_STOP 0x00 /* stop unit */
#define C6S_SS_EJECT 0x02 /* eject disk */
/*
* extended sense data
* returned by C6OP_REQSENSE
*/
typedef struct esense_reply {
#if __BIG_ENDIAN__
u_char er_ibvalid:1, /* information bytes valid */
er_class:3, /* error class */
er_code:4; /* error code */
u_char er_segment; /* segment number for copy cmd */
u_char er_filemark:1, /* file mark */
er_endofmedium:1, /* end-of-medium */
er_badlen:1, /* incorrect length */
er_rsvd2:1, /* reserved */
er_sensekey:4; /* sense key */
u_char er_infomsb; /* MSB of information byte */
u_int er_info:24, /* bits 23 - 0 of info "byte" */
er_addsenselen:8; /* additional sense length */
u_int er_rsvd8; /* copy status (unused) */
u_char er_addsensecode; /* additional sense code */
/* the following are used for tape only as of 27-Feb-89 */
u_char er_qualifier; /* sense code qualifier */
u_char er_rsvd_e;
u_char er_rsvd_f;
u_int er_err_count:24, /* three bytes of data error counter */
er_stat_13:8; /* byte 0x13 - discrete status bits */
u_char er_stat_14; /* byte 0x14 - discrete status bits */
u_char er_stat_15; /* byte 0x15 - discrete status bits */
#if __NATURAL_ALIGNMENT__
u_char er_rsvd_16;
u_char er_remaining[3]; /* bytes 0x17..0x19 - remaining tape */
#else __NATURAL_ALIGNMENT__
u_int er_rsvd_16:8,
er_remaining:24; /* bytes 0x17..0x19 - remaining tape */
#endif __NATURAL_ALIGNMENT__
#elif __LITTLE_ENDIAN__
u_char er_code :4,
er_class :3,
er_ibvalid :1;
u_char er_segment;
u_char er_sensekey :4,
er_rsvd2 :1,
er_badlen :1,
er_endofmedium :1,
er_filemark :1;
u_char er_info3;
u_char er_info2;
u_char er_info1;
u_char er_info0;
u_char er_addsenselen;
u_char er_rsvd8[4];
u_char er_addsensecode;
u_char er_qualifier;
u_char er_rsvd_e;
u_char er_rsvd_f;
u_char er_err_count2;
u_char er_err_count1;
u_char er_err_count0;
u_char er_stat_13;
u_char er_stat_14;
u_char er_stat_15;
u_char er_rsvd_16;
u_char er_remaining2;
u_char er_remaining1;
u_char er_remaining0;
#else
#error SCSI command / data structures are compiler sensitive
#endif
/* technically, there can be additional bytes of sense info
* here, but we don't check them, so we don't define them
*/
} esense_reply_t;
/*
* sense keys
*/
#define SENSE_NOSENSE 0x0 /* no error to report */
#define SENSE_RECOVERED 0x1 /* recovered error */
#define SENSE_NOTREADY 0x2 /* target not ready */
#define SENSE_MEDIA 0x3 /* media flaw */
#define SENSE_HARDWARE 0x4 /* hardware failure */
#define SENSE_ILLEGALREQUEST 0x5 /* illegal request */
#define SENSE_UNITATTENTION 0x6 /* drive attention */
#define SENSE_DATAPROTECT 0x7 /* drive access protected */
#define SENSE_ABORTEDCOMMAND 0xb /* target aborted command */
#define SENSE_VOLUMEOVERFLOW 0xd /* eom, some data not transfered */
#define SENSE_MISCOMPARE 0xe /* source/media data mismatch */
/*
* inquiry data
*/
typedef struct inquiry_reply {
#if __BIG_ENDIAN__
u_char ir_qual:3, /* qualifier */
ir_devicetype:5; /* device type, see below */
u_char ir_removable:1, /* removable media */
ir_typequalifier:7; /* device type qualifier */
u_char ir_isoversion:2, /* ISO version number */
ir_ecmaversion:3, /* ECMA version number */
ir_ansiversion:3; /* ANSI version number */
u_char ir_zero2:4, /* reserved */
ir_rspdatafmt:4; /* response data format */
u_char ir_addlistlen; /* additional list length */
u_char ir_zero3[2]; /* reserved */
u_char ir_reladr:1, /* relative addressing */
ir_wbus32:1, /* 32-bit wide data transfers */
ir_wbus16:1, /* 16-bit wide data transfers */
ir_sync:1, /* synchronous data transfers */
ir_linked:1, /* linked commands */
ir_zero4:1, /* reserved */
ir_cmdque:1, /* tagged command queuing */
ir_sftre:1; /* soft reset */
char ir_vendorid[8]; /* vendor name in ascii */
char ir_productid[16]; /* product name in ascii */
char ir_revision[4]; /* revision level info in ascii */
char ir_misc[28]; /* misc info */
char ir_endofid[1]; /* just a handle for end of id info */
#elif __LITTLE_ENDIAN__
u_char ir_devicetype :5,
ir_qual :3;
u_char ir_typequalifier:7,
ir_removable :1;
u_char ir_ansiversion :3,
ir_ecmaversion :3,
ir_isoversion :2;
u_char ir_rspdatafmt :4,
ir_zero2 :4;
u_char ir_addlistlen;
u_char ir_zero3[2];
u_char ir_sftre :1,
ir_cmdque :1,
ir_zero4 :1,
ir_linked :1,
ir_sync :1,
ir_wbus16 :1,
ir_wbus32 :1,
ir_reladr :1;
u_char ir_vendorid[8];
u_char ir_productid[16];
u_char ir_revision[4];
u_char ir_misc[28];
u_char ir_endofid[1];
#else
#error SCSI command / data structures are compiler sensitive
#endif
} inquiry_reply_t;
#define DEVQUAL_OK 0x00 /* device is connected to this lun */
#define DEVQUAL_MIA 0x01 /* device not connected to lun */
#define DEVQUAL_RSVD 0x02 /* reserved */
#define DEVQUAL_NODEV 0x03 /* target doesn't support dev on lun */
#define DEVQUAL_VUMASK 0x04 /* 1XXb is vendor specific */
#define DEVTYPE_DISK 0x00 /* read/write disks */
#define DEVTYPE_TAPE 0x01 /* tapes and other sequential devices*/
#define DEVTYPE_PRINTER 0x02 /* printers */
#define DEVTYPE_PROCESSOR 0x03 /* cpu's */
#define DEVTYPE_WORM 0x04 /* write-once optical disks */
#define DEVTYPE_CDROM 0x05 /* cd rom's, etc */
#define DEVTYPE_SCANNER 0x06
#define DEVTYPE_OPTICAL 0x07 /* other optical storage */
#define DEVTYPE_CHANGER 0x08 /* jukebox */
#define DEVTYPE_COMM 0x09 /* communication device */
#define DEVTYPE_GRAPH_A 0x0a /* ASC IT8 graphics */
#define DEVTYPE_GRAPH_B 0x0b /* ASC IT8 graphics */
#define DEVTYPE_NOTPRESENT 0x1f /* logical unit not present */
/*
* read capacity reply
*/
typedef struct capacity_reply {
#if __BIG_ENDIAN__
u_int cr_lastlba; /* last logical block address */
u_int cr_blklen; /* block length */
#elif __LITTLE_ENDIAN__
u_char cr_lastlba3;
u_char cr_lastlba2;
u_char cr_lastlba1;
u_char cr_lastlba0;
u_char cr_blklen3;
u_char cr_blklen2;
u_char cr_blklen1;
u_char cr_blklen0;
#else
#error SCSI command / data structures are compiler sensitive
#endif
} capacity_reply_t;
/*
* Standard Mode Select/Mode Sense data structures
*/
typedef struct mode_sel_hdr {
#if __BIG_ENDIAN__
u_char msh_sd_length_0; /* byte 0 - length (mode sense
* only) */
u_char msh_med_type; /* medium type - random access
* devices only */
u_char msh_wp:1, /* byte 2 bit 7 - write protect
* mode sense only) */
msh_bufmode:3, /* buffered mode - sequential
* access devices only */
msh_speed:4; /* speed - sequential access
* devices only */
u_char msh_bd_length; /* block descriptor length */
#elif __LITTLE_ENDIAN__
u_char msh_sd_length_0;
u_char msh_med_type;
u_char msh_speed :4,
msh_bufmode :3,
msh_wp :1;
u_char msh_bd_length;
#else
#error SCSI command / data structures are compiler sensitive
#endif
} mode_sel_hdr_t;
typedef struct mode_sel_bd { /* block descriptor */
#if __BIG_ENDIAN__
u_int msbd_density:8,
msbd_numblocks:24;
u_int msbd_rsvd_0:8, /* byte 4 - reserved */
msbd_blocklength:24;
#elif __LITTLE_ENDIAN__
u_char msbd_density;
u_char msbd_numblocks2;
u_char msbd_numblocks1;
u_char msbd_numblocks0;
u_char msbd_rsvd_0;
u_char msbd_blocklength2;
u_char msbd_blocklength1;
u_char msbd_blocklength0;
#else
#error SCSI command / data structures are compiler sensitive
#endif
} mode_sel_bd_t;
#define MODSEL_DATA_LEN 0x30
typedef struct mode_sel_data {
/* transferred to/from target during mode select/mode sense */
struct mode_sel_hdr msd_header;
struct mode_sel_bd msd_blockdescript;
u_char msd_vudata[MODSEL_DATA_LEN]; /* for vendor unique data */
} mode_sel_data_t;
/*
* struct for MTIOCMODSEL/ MTIOCMODSEN
*/
typedef struct modesel_parms {
struct mode_sel_data msp_data;
int msp_bcount; /* # of bytes to DMA */
} modesel_parms_t;
/*
* Day-to-day constants in the SCSI world
*/
#define SCSI_NTARGETS 8 /* 0 - 7 for target numbers */
#define SCSI_NLUNS 8 /* 0 - 7 luns for each target */
/*
* Defect list header
* Used by FORMAT and REASSIGN BLOCK commands
*/
struct defect_header {
#if __BIG_ENDIAN__
u_char dh_mbz1;
u_char dh_fov:1, /* format options valid */
dh_dpry:1, /* disable primary */
dh_dcrt:1, /* disable certification */
dh_stpf:1, /* stop format */
dh_mbz2:4;
u_short dh_len; /* items in defect list */
#elif __LITTLE_ENDIAN__
u_char dh_mbz1;
u_char dh_mbz2 :4,
dh_stpf :1,
dh_dcrt :1,
dh_dpry :1,
dh_fov :1;
u_char dh_len1;
u_char dh_len0;
#else
#error SCSI command / data structures are compiler sensitive
#endif
};
/*
* Status for scsi_req (see below).
*/
typedef enum {
SR_IOST_GOOD = 0, /* successful */
SR_IOST_SELTO = 1, /* selection timeout */
SR_IOST_CHKSV = 2, /* check status, sr_esense */
/* valid */
SR_IOST_CHKSNV = 3, /* check status, sr_esense */
/* not valid */
SR_IOST_DMAOR = 4, /* target attempted to move */
/* more than sr_dma_max */
/* bytes */
SR_IOST_IOTO = 5, /* sr_ioto exceeded */
SR_IOST_BV = 6, /* SCSI Bus violation */
SR_IOST_CMDREJ = 7, /* command reject (by
* driver) */
SR_IOST_MEMALL = 8, /* memory allocation failure */
SR_IOST_MEMF = 9, /* memory fault */
SR_IOST_PERM = 10, /* not super user */
SR_IOST_NOPEN = 11, /* device not open */
SR_IOST_TABT = 12, /* target aborted command */
ST_IOST_BADST = 13, /* bad SCSI status byte */
/* (other than check status)*/
#define SR_IOST_BADST ST_IOST_BADST
ST_IOST_INT = 14, /* internal driver error */
#define SR_IOST_INT ST_IOST_INT
SR_IOST_BCOUNT = 15, /* unexpected byte count */
/* seen on SCSI bus */
SR_IOST_VOLNA = 16, /* desired volume not available */
SR_IOST_WP = 17, /* Media Write Protected */
SR_IOST_ALIGN = 18, /* DMA alignment error */
SR_IOST_IPCFAIL = 19, /* Mach IPC failure */
SR_IOST_RESET = 20, /* bus was reset during
* processing of command */
SR_IOST_PARITY = 21, /* SCSI Bus Parity Error */
SR_IOST_HW = 22, /* Gross Hardware Failure */
SR_IOST_DMA = 23, /* DMA error */
SR_IOST_INVALID = 100, /* should never be seen */
} sc_status_t;
/*
* DMA Direction.
*/
typedef enum {
SR_DMA_RD = 0, /* DMA from device to host */
SR_DMA_WR = 1, /* DMA from host to device */
} sc_dma_dir_t;
/*
* SCSI Request used by sg driver via SGIOCREQ and internally in st driver
*/
typedef struct scsi_req {
/*** inputs ***/
cdb_t sr_cdb; /* command descriptor block -
* one of three formats */
sc_dma_dir_t sr_dma_dir; /* DMA direction */
caddr_t sr_addr; /* memory addr for data
* transfers */
int sr_dma_max; /* maximum number of bytes to
* transfer */
int sr_ioto; /* I/O timeout in seconds */
/*** outputs ***/
int sr_io_status; /* driver status */
u_char sr_scsi_status; /* SCSI status byte */
esense_reply_t sr_esense; /* extended sense in case of
* check status */
int sr_dma_xfr; /* actual number of bytes
* transferred by DMA */
struct timeval sr_exec_time; /* execution time in
* microseconds */
/*** for driver's internal use ***/
u_char sr_flags;
queue_chain_t sr_io_q; /* for linking onto sgdp->
* sdg_io_q */
} scsi_req_t;
typedef struct scsi_adr {
u_char sa_target;
u_char sa_lun;
} scsi_adr_t;
/*
* Generic SCSI ioctl requests
*/
#define SGIOCSTL _IOW ('s', 0, struct scsi_adr) /* set target/lun */
#define SGIOCREQ _IOWR('s', 1, struct scsi_req) /* cmd request */
#define SGIOCENAS _IO( 's', 2) /* enable autosense */
#define SGIOCDAS _IO( 's', 3) /* disable autosense */
#define SGIOCRST _IO( 's', 4) /* reset SCSI bus */
#define SGIOCCNTR _IOW( 's', 6, int) /* select controller */
/*
* ioctl requests specific to SCSI disks
*/
#define SDIOCSRQ _IOWR('s', 1, struct scsi_req) /* cmd request using */
/* struct scsi_req */
#define SDIOCGETCAP _IOR ('s', 5, struct capacity_reply)
/* Get Read
* Capacity info */
/*
* ioctl requests specific to SCSI tapes
*/
#define MTIOCFIXBLK _IOW('m', 5, int ) /* set fixed block mode */
#define MTIOCVARBLK _IO('m', 6) /* set variable block mode */
#define MTIOCMODSEL _IOW('m', 7, struct modesel_parms)
/* mode select */
#define MTIOCMODSEN _IOWR('m',8, struct modesel_parms)
/* mode sense */
#define MTIOCINILL _IO('m', 9) /* inhibit illegal length */
/* errors */
#define MTIOCALILL _IO('m', 10) /* allow illegal length */
/* errors */
#define MTIOCSRQ _IOWR('m', 11, struct scsi_req)
/* cmd request using
* struct scsi_req */
/*
* constants used in scsi_req
*/
/*** sr_dma_dir ***/
#endif _BSD_DEV_SCSIREG_
These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.