315 lines
12 KiB
C
315 lines
12 KiB
C
/* cygwin/mtio.h
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Written by Corinna Vinschen <corinna@vinschen.de>
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This file is part of Cygwin.
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This software is a copyrighted work licensed under the terms of the
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Cygwin license. Please consult the file "CYGWIN_LICENSE" for
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details. */
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/* cygwin/mtio.h header file for Cygwin.
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by C. Vinschen. */
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#ifndef _CYGWIN_MTIO_H
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#define _CYGWIN_MTIO_H
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#include <sys/ioctl.h>
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#include <asm/socket.h>
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#ifndef DEFTAPE
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#define DEFTAPE "/dev/tape"
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#endif
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/*
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* Structures and definitions for mag tape io control commands
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*/
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/* structure for MTIOCTOP - mag tape op command */
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struct mtop {
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short mt_op; /* operations defined below */
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int mt_count; /* how many of them */
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};
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/* Magnetic Tape operations [Not all operations supported by all drivers]: */
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#define MTRESET 0 /* reset drive in case of problems */
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#define MTFSF 1 /* forward space over FileMark,
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* position at first record of next file
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*/
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#define MTBSF 2 /* backward space FileMark (position before FM) */
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#define MTFSR 3 /* forward space record */
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#define MTBSR 4 /* backward space record */
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#define MTWEOF 5 /* write an end-of-file record (mark) */
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#define MTREW 6 /* rewind */
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#define MTOFFL 7 /* rewind and put the drive offline (eject?) */
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#define MTNOP 8 /* no op, set status only (read with MTIOCGET) */
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#define MTRETEN 9 /* retension tape */
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#define MTBSFM 10 /* +backward space FileMark, position at FM */
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#define MTFSFM 11 /* +forward space FileMark, position at FM */
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#define MTEOM 12 /* goto end of recorded media (for appending files).
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* MTEOM positions after the last FM, ready for
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* appending another file.
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*/
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#define MTERASE 13 /* erase tape -- be careful! */
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#define MTRAS1 14 /* run self test 1 (nondestructive) */
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#define MTRAS2 15 /* run self test 2 (destructive) */
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#define MTRAS3 16 /* reserved for self test 3 */
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#define MTSETBLK 20 /* set block length (SCSI) */
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#define MTSETDENSITY 21 /* set tape density (SCSI) */
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#define MTSEEK 22 /* seek to block (Tandberg, etc.) */
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#define MTTELL 23 /* tell block (Tandberg, etc.) */
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#define MTSETDRVBUFFER 24 /* set the drive buffering according to SCSI-2 */
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/* ordinary buffered operation with code 1 */
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#define MTFSS 25 /* space forward over setmarks */
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#define MTBSS 26 /* space backward over setmarks */
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#define MTWSM 27 /* write setmarks */
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#define MTLOCK 28 /* lock the drive door */
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#define MTUNLOCK 29 /* unlock the drive door */
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#define MTLOAD 30 /* execute the SCSI load command */
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#define MTUNLOAD 31 /* execute the SCSI unload command */
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#define MTCOMPRESSION 32/* control compression with SCSI mode page 15 */
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#define MTSETPART 33 /* Change the active tape partition */
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#define MTMKPART 34 /* Format the tape with one or two partitions */
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/* structure for MTIOCGET - mag tape get status command */
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struct mtget {
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long mt_type; /* type of magtape device */
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long mt_resid; /* residual count: (not sure)
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* number of bytes ignored, or
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* number of files not skipped, or
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* number of records not skipped.
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* Cygwin:
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* remaining KB until 1.5.7.
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* active partition until 1.7.24.
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* active partition in low 16 bits,
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* number of partitions on this tape
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* in next 16 bits, since 1.7.25.
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*/
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/* the following registers are device dependent */
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long mt_dsreg; /* status register, Contains blocksize and
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density code. See MT_ST_xxx macros below */
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long mt_gstat; /* generic (device independent) status */
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long mt_erreg; /* error register */
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/* The next two fields are not always used */
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long mt_fileno; /* number of current file on tape */
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long mt_blkno; /* current block number */
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/* The next are Windows NT specific */
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long long mt_capacity; /* Tape capacity in bytes */
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long long mt_remaining; /* Remaining bytes */
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int mt_minblksize;
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int mt_maxblksize;
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int mt_defblksize;
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unsigned long mt_featureslow;
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unsigned long mt_featureshigh;
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unsigned long mt_eotwarningzonesize;
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};
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/* structure for MTIOCPOS - mag tape get position command */
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struct mtpos {
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long mt_blkno; /* current block number */
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};
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/* mag tape io control commands */
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#define MTIOCTOP _IOW('m', 1, struct mtop) /* do a mag tape op */
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#define MTIOCGET _IOR('m', 2, struct mtget) /* get tape status */
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#define MTIOCPOS _IOR('m', 3, struct mtpos) /* get tape position */
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/* Generic Mag Tape (device independent) status macros for examining
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* mt_gstat -- HP-UX compatible.
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* There is room for more generic status bits here, but I don't
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* know which of them are reserved. At least three or so should
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* be added to make this really useful.
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*/
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#define GMT_EOF(x) ((x) & 0x80000000)
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#define GMT_BOT(x) ((x) & 0x40000000)
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#define GMT_EOT(x) ((x) & 0x20000000)
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#define GMT_SM(x) ((x) & 0x10000000) /* DDS setmark */
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#define GMT_EOD(x) ((x) & 0x08000000) /* DDS EOD */
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#define GMT_WR_PROT(x) ((x) & 0x04000000)
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#define GMT_REP_SM(x) ((x) & 0x02000000) /* Cygwin: rep. setmarks */
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#define GMT_ONLINE(x) ((x) & 0x01000000)
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#define GMT_D_6250(x) ((x) & 0x00800000)
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#define GMT_D_1600(x) ((x) & 0x00400000)
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#define GMT_D_800(x) ((x) & 0x00200000)
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#define GMT_PADDING(x) ((x) & 0x00100000) /* Cygwin: data padding */
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#define GMT_HW_ECC(x) ((x) & 0x00080000) /* Cygwin: HW error corr. */
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#define GMT_DR_OPEN(x) ((x) & 0x00040000) /* door open (no tape) */
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#define GMT_HW_COMP(x) ((x) & 0x00020000) /* Cygwin: HW compression */
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#define GMT_IM_REP_EN(x) ((x) & 0x00010000) /* immediate report mode */
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#define GMT_CLN(x) ((x) & 0x00008000) /* cleaning requested */
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/* 15 generic status bits unused */
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/* Cygwin only: The below settings are also used by the GNU-Linux SCSI tape
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driver but they aren't usually reported here. Unfortunately, there's no
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other official method to retrieve the values of these settings and
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reporting them here apparently doesn't hurt. */
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#define GMT_TWO_FM(x) ((x) & 0x00000080) /* two fm after write */
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#define GMT_FAST_MTEOM(x) ((x) & 0x00000040) /* fast seek to eom */
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#define GMT_AUTO_LOCK(x) ((x) & 0x00000020) /* auto door lock on r/w */
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#define GMT_SYSV(x) ((x) & 0x00000010) /* SYSV read semantics */
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#define GMT_NOWAIT(x) ((x) & 0x00000008) /* don't wait for positioning commands */
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#define GMT_ASYNC(x) ((x) & 0x00000004) /* asynchronous writes */
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/* SCSI-tape specific definitions */
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/* Bitfield shifts in the status mt_dsreg */
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#define MT_ST_BLKSIZE_SHIFT 0
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#define MT_ST_BLKSIZE_MASK 0xffffff
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#define MT_ST_DENSITY_SHIFT 24
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#define MT_ST_DENSITY_MASK 0xff000000
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#define MT_ST_SOFTERR_SHIFT 0
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#define MT_ST_SOFTERR_MASK 0xffff
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/* Bitfields for the MTSETDRVBUFFER ioctl. */
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#define MT_ST_OPTIONS 0xf0000000
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#define MT_ST_BOOLEANS 0x10000000
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#define MT_ST_SETBOOLEANS 0x30000000
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#define MT_ST_CLEARBOOLEANS 0x40000000
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#define MT_ST_WRITE_THRESHOLD 0x20000000 /* Not supported */
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#define MT_ST_DEF_OPTIONS 0x60000000 /* Not supported */
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#define MT_ST_EOT_WZ_SIZE 0xf0000000 /* Cygwin only */
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#define MT_ST_BUFFER_WRITES 0x00000001
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#define MT_ST_ASYNC_WRITES 0x00000002
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#define MT_ST_READ_AHEAD 0x00000004 /* Not supported */
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#define MT_ST_DEBUGGING 0x00000008 /* Not supported */
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#define MT_ST_TWO_FM 0x00000010
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#define MT_ST_FAST_MTEOM 0x00000020
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#define MT_ST_AUTO_LOCK 0x00000040
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#define MT_ST_DEF_WRITES 0x00000080 /* Not supported */
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#define MT_ST_CAN_BSR 0x00000100 /* Not supported */
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#define MT_ST_NO_BLKLIMS 0x00000200 /* Not supported */
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#define MT_ST_CAN_PARTITIONS 0x00000400 /* Not supported */
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#define MT_ST_SCSI2LOGICAL 0x00000800 /* Not supported */
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#define MT_ST_SYSV 0x00001000
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#define MT_ST_NOWAIT 0x00002000
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#define MT_ST_ECC 0x00010000 /* Cygwin only */
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#define MT_ST_PADDING 0x00020000 /* Cygwin only */
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#define MT_ST_REPORT_SM 0x00040000 /* Cygwin only */
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/*
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* Constants for mt_type. Not all of these are supported,
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* and these are not all of the ones that are supported.
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*
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* Only used when not colliding with Windows codes (see below)
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*/
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#define MT_ISUNKNOWN 0x01
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#define MT_ISQIC02 0x02 /* Generic QIC-02 tape streamer */
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#define MT_ISWT5150 0x03 /* Wangtek 5150EQ, QIC-150, QIC-02 */
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#define MT_ISARCHIVE_5945L2 0x04 /* Archive 5945L-2, QIC-24, QIC-02? */
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#define MT_ISCMSJ500 0x05 /* CMS Jumbo 500 (QIC-02?) */
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#define MT_ISTDC3610 0x06 /* Tandberg 6310, QIC-24 */
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#define MT_ISARCHIVE_VP60I 0x07 /* Archive VP60i, QIC-02 */
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#define MT_ISARCHIVE_2150L 0x08 /* Archive Viper 2150L */
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#define MT_ISARCHIVE_2060L 0x09 /* Archive Viper 2060L */
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#define MT_ISARCHIVESC499 0x0A /* Archive SC-499 QIC-36 controller */
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#define MT_ISQIC02_ALL_FEATURES 0x0F /* Generic QIC-02 with all features */
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#define MT_ISWT5099EEN24 0x11 /* Wangtek 5099-een24, 60MB, QIC-24 */
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#define MT_ISTEAC_MT2ST 0x12 /* Teac MT-2ST 155mb drive, Teac DC-1 card (Wangtek type) */
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#define MT_ISEVEREX_FT40A 0x32 /* Everex FT40A (QIC-40) */
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#define MT_ISDDS1 0x51 /* DDS device without partitions */
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#define MT_ISDDS2 0x52 /* DDS device with partitions */
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#define MT_ISSCSI1 0x71 /* Generic ANSI SCSI-1 tape unit */
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#define MT_ISSCSI2 0x72 /* Generic ANSI SCSI-2 tape unit */
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/* More constants for mt_type. These are the codes used by Windows >= 5.1 */
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#define MT_ISDDS_4mm 0x20
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#define MT_ISMiniQic 0x21
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#define MT_ISTravan 0x22
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#define MT_ISQIC 0x23
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#define MT_ISMP_8mm 0x24
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#define MT_ISAME_8mm 0x25
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#define MT_ISAIT1_8mm 0x26
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#define MT_ISDLT 0x27
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#define MT_ISNCTP 0x28
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#define MT_ISIBM_3480 0x29
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#define MT_ISIBM_3490E 0x2a
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#define MT_ISIBM_Magstar_3590 0x2b
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#define MT_ISIBM_Magstar_MP 0x2c
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#define MT_ISSTK_DATA_D3 0x2d
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#define MT_ISSONY_DTF 0x2e
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#define MT_ISDV_6mm 0x2f
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#define MT_ISDMI 0x30
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#define MT_ISSONY_D2 0x31
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#define MT_ISCLEANER_CARTRIDGE 0x32
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#define MT_ISAVATAR_F2 0x4f
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#define MT_ISMP2_8mm 0x50
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#define MT_ISDST_S 0x51
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#define MT_ISDST_M 0x52
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#define MT_ISDST_L 0x53
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#define MT_ISVXATape_1 0x54
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#define MT_ISVXATape_2 0x55
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#define MT_ISSTK_9840 0x56
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#define MT_ISLTO_Ultrium 0x57
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#define MT_ISLTO_Accelis 0x58
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#define MT_ISAIT_8mm 0x5a
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#define MT_ISADR_1 0x5b
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#define MT_ISADR_2 0x5c
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#define MT_ISSTK_9940 0x5d
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struct mt_tape_info {
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long t_type; /* device type id (mt_type) */
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char *t_name; /* descriptive name */
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};
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#define MT_TAPE_INFO { \
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{MT_ISUNKNOWN, "Unknown type of tape device"}, \
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{MT_ISQIC02, "Generic QIC-02 tape streamer"}, \
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{MT_ISWT5150, "Wangtek 5150, QIC-150"}, \
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{MT_ISARCHIVE_5945L2, "Archive 5945L-2"}, \
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{MT_ISCMSJ500, "CMS Jumbo 500"}, \
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{MT_ISTDC3610, "Tandberg TDC 3610, QIC-24"}, \
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{MT_ISARCHIVE_VP60I, "Archive VP60i, QIC-02"}, \
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{MT_ISARCHIVE_2150L, "Archive Viper 2150L"}, \
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{MT_ISARCHIVE_2060L, "Archive Viper 2060L"}, \
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{MT_ISARCHIVESC499, "Archive SC-499 QIC-36 controller"}, \
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{MT_ISQIC02_ALL_FEATURES, "Generic QIC-02 tape, all features"}, \
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{MT_ISWT5099EEN24, "Wangtek 5099-een24, 60MB"}, \
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{MT_ISTEAC_MT2ST, "Teac MT-2ST 155mb data cassette drive"}, \
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{MT_ISDDS_4mm, "DDS"}, \
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{MT_ISMiniQic, "MiniQic"}, \
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{MT_ISTravan, "Travan tape"}, \
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{MT_ISQIC, "QIC tape"}, \
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{MT_ISMP_8mm, "8mm Exabyte metal particle tape"}, \
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{MT_ISAME_8mm, "8mm Exabyte advanced metal evap tape"}, \
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{MT_ISAIT1_8mm, "8mm Sony AIT1 tape"}, \
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{MT_ISDLT, "DLT compact tape)"}, \
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{MT_ISNCTP, "Philips NCTP tape"}, \
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{MT_ISIBM_3480, "IBM 3480 tape"}, \
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{MT_ISIBM_3490E, "IBM 3490E tape"}, \
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{MT_ISIBM_Magstar_3590, "IBM Magstar 3590 tape"}, \
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{MT_ISIBM_Magstar_MP, "IBM Magstar MP tape"}, \
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{MT_ISSTK_DATA_D3, "STK data D3 tape"}, \
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{MT_ISSONY_DTF, "Sony DTF tape"}, \
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{MT_ISDV_6mm, "6mm digital video tape"}, \
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{MT_ISDMI, "Exabyte DMI tape"}, \
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{MT_ISSONY_D2, "Sony D2S or D2L tape"}, \
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{MT_ISCLEANER_CARTRIDGE, "Cleaner (all drive types that support cleaners)"}, \
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{MT_ISAVATAR_F2, "Avatar 2"}, \
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{MT_ISMP2_8mm, "8mm Hitachi tape"}, \
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{MT_ISDST_S, "Ampex DST small tape"}, \
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{MT_ISDST_M, "Ampex DST medium tape"}, \
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{MT_ISDST_L, "Ampex DST large tape"}, \
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{MT_ISVXATape_1, "Ecrix 8mm tape"}, \
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{MT_ISVXATape_2, "Ecrix 8mm tape"}, \
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{MT_ISSTK_9840, "STK 9840"}, \
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{MT_ISLTO_Ultrium, "LTO Ultrium (IBM, HP, Seagate)"}, \
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{MT_ISLTO_Accelis, "LTO Accelis (IBM, HP, Seagate)"}, \
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{MT_ISAIT_8mm, "AIT tape (AIT2 or higher)"}, \
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{MT_ISADR_1, "OnStream ADR1"}, \
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{MT_ISADR_2, "OnStream ADR2"}, \
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{MT_ISSTK_9940, "STK 9940"}, \
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{MT_ISSCSI1, "Generic SCSI-1 tape"}, \
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{MT_ISSCSI2, "Generic SCSI-2 tape"}, \
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{0, NULL} \
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}
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#endif /* _CYGWIN_MTIO_H */
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