/* * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License (the "License"). * You may not use this file except in compliance with the License. * * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE * or http://www.opensolaris.org/os/licensing. * See the License for the specific language governing permissions * and limitations under the License. * * When distributing Covered Code, include this CDDL HEADER in each * file and include the License file at usr/src/OPENSOLARIS.LICENSE. * If applicable, add the following below this CDDL HEADER, with the * fields enclosed by brackets "[]" replaced with your own identifying * information: Portions Copyright [yyyy] [name of copyright owner] * * CDDL HEADER END */ /* * Copyright 2008 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. * * Copyright (c) 1983-1989 by AT&T. * All rights reserved. */ /* * Portions of this source code were derived from Berkeley 4.3 BSD * under license from the Regents of the University of California. */ #ifndef _SYS_MTIO_H #define _SYS_MTIO_H #include #ifdef __cplusplus extern "C" { #endif /* * Structures and definitions for mag tape io control commands */ /* * structure for MTIOCTOP - mag tape op command */ struct mtop { short mt_op; /* operations defined below */ daddr_t mt_count; /* how many of them */ }; #if defined(_SYSCALL32) struct mtop32 { short mt_op; /* operations defined below */ daddr32_t mt_count; /* how many of them */ }; #endif /* _SYSCALL32 */ /* * structure for MTIOCLTOP - mag tape op command */ struct mtlop { short mt_op; short pad[3]; int64_t mt_count; }; /* * values for mt_op */ #define MTWEOF 0 /* write an end-of-file record */ #define MTFSF 1 /* forward space over file mark */ #define MTBSF 2 /* backward space over file mark (1/2" only ) */ #define MTFSR 3 /* forward space to inter-record gap */ #define MTBSR 4 /* backward space to inter-record gap */ #define MTREW 5 /* rewind */ #define MTOFFL 6 /* rewind and put the drive offline */ #define MTNOP 7 /* no operation, sets status only */ #define MTRETEN 8 /* retension the tape (cartridge tape only) */ #define MTERASE 9 /* erase the entire tape */ #define MTEOM 10 /* position to end of media */ #define MTNBSF 11 /* backward space file to BOF */ #define MTSRSZ 12 /* set record size */ #define MTGRSZ 13 /* get record size */ #define MTLOAD 14 /* for loading a tape (use o_delay to open */ /* the tape device) */ #define MTBSSF 15 /* Backward space to x sequential filemarks */ #define MTFSSF 16 /* Forward space to x sequential filemarks */ #define MTTELL 17 /* get current logical block position */ #define MTSEEK 18 /* position to logical block position */ #define MTLOCK 19 /* lock media */ #define MTUNLOCK 20 /* unlock media */ /* * structure for MTIOCGET - mag tape get status command */ struct mtget { short mt_type; /* type of magtape device */ /* the following two registers are grossly device dependent */ short mt_dsreg; /* ``drive status'' register */ short mt_erreg; /* ``error'' register */ /* optional error info. */ daddr_t mt_resid; /* residual count */ daddr_t mt_fileno; /* file number of current position */ daddr_t mt_blkno; /* block number of current position */ ushort_t mt_flags; short mt_bf; /* optimum blocking factor */ }; #if defined(_SYSCALL32) struct mtget32 { short mt_type; /* type of magtape device */ /* the following two registers are grossly device dependent */ short mt_dsreg; /* ``drive status'' register */ short mt_erreg; /* ``error'' register */ /* optional error info. */ daddr32_t mt_resid; /* residual count */ daddr32_t mt_fileno; /* file number of current position */ daddr32_t mt_blkno; /* block number of current position */ ushort_t mt_flags; short mt_bf; /* optimum blocking factor */ }; #endif /* _SYSCALL32 */ #define MT_NDENSITIES 4 #define MT_NSPEEDS 4 /* * struct for MTIOCGETDRIVETYPE - get tape config data */ struct mtdrivetype { char name[64]; /* Name, for debug */ char vid[25]; /* Vendor id and model (product) id */ char type; /* Drive type for driver */ int bsize; /* Block size */ int options; /* Drive options */ int max_rretries; /* Max read retries */ int max_wretries; /* Max write retries */ uchar_t densities[MT_NDENSITIES]; /* density codes, low->hi */ uchar_t default_density; /* Default density chosen */ uchar_t speeds[MT_NSPEEDS]; /* speed codes, low->hi */ ushort_t non_motion_timeout; /* Inquiry type commands */ ushort_t io_timeout; /* io timeout. seconds */ ushort_t rewind_timeout; /* rewind timeout. seconds */ ushort_t space_timeout; /* space cmd timeout. seconds */ ushort_t load_timeout; /* load tape time in seconds */ ushort_t unload_timeout; /* Unload tape time in scounds */ ushort_t erase_timeout; /* erase timeout. seconds */ }; /* * struct for MTIOCGETERROR - get recent error entry command */ struct mterror_entry { size_t mtee_cdb_len; /* CDB length */ uchar_t *mtee_cdb_buf; /* CDB sent to the device */ size_t mtee_arq_status_len; /* length of scsi arq status */ struct scsi_arq_status *mtee_arq_status; /* scsi arq status buffer */ }; #define MTERROR_ENTRY_SIZE_64 (sizeof (struct mterror_entry)) #if defined(_SYSCALL32) struct mterror_entry32 { size32_t mtee_cdb_len; /* CDB length */ caddr32_t mtee_cdb_buf; /* CDB sent to the device */ size32_t mtee_arq_status_len; /* length of scsi arq status */ caddr32_t mtee_arq_status; /* scsi arq status buffer */ }; #define MTERROR_ENTRY_SIZE_32 (sizeof (struct mterror_entry32)) #endif /* _SYSCALL32 */ /* * error entry stack */ struct mterror_entry_stack { struct mterror_entry mtees_entry; struct mterror_entry_stack *mtees_nextp; }; #define MTERROR_LINK_ENTRY_SIZE (sizeof (struct mterror_entry_stack)) struct mtdrivetype_request { int size; struct mtdrivetype *mtdtp; }; #if defined(_SYSCALL32) struct mtdrivetype_request32 { int size; caddr32_t mtdtp; }; #endif /* _SYSCALL32 */ /* * values for mt_flags */ #define MTF_SCSI 0x01 #define MTF_REEL 0x02 #define MTF_ASF 0x04 #define MTF_TAPE_HEAD_DIRTY 0x08 #define MTF_TAPE_CLN_SUPPORTED 0x10 #define MTF_WORM_MEDIA 0x20 #define MTF_LOGICAL_BLOCK 0x40 /* * Constants for mt_type byte (these are somewhat obsolete) */ #define MT_ISTS 0x01 /* vax: unibus ts-11 */ #define MT_ISHT 0x02 /* vax: massbus tu77, etc */ #define MT_ISTM 0x03 /* vax: unibus tm-11 */ #define MT_ISMT 0x04 /* vax: massbus tu78 */ #define MT_ISUT 0x05 /* vax: unibus gcr */ #define MT_ISCPC 0x06 /* sun: multibus cpc */ #define MT_ISAR 0x07 /* sun: multibus archive */ #define MT_ISSC 0x08 /* sun: SCSI archive */ #define MT_ISSYSGEN11 0x10 /* sun: SCSI Sysgen, QIC-11 only */ #define MT_ISSYSGEN 0x11 /* sun: SCSI Sysgen QIC-24/11 */ #define MT_ISDEFAULT 0x12 /* sun: SCSI default CCS */ #define MT_ISCCS3 0x13 /* sun: SCSI generic (unknown) CCS */ #define MT_ISMT02 0x14 /* sun: SCSI Emulex MT02 */ #define MT_ISVIPER1 0x15 /* sun: SCSI Archive QIC-150 Viper */ #define MT_ISWANGTEK1 0x16 /* sun: SCSI Wangtek QIC-150 */ #define MT_ISCCS7 0x17 /* sun: SCSI generic (unknown) CCS */ #define MT_ISCCS8 0x18 /* sun: SCSI generic (unknown) CCS */ #define MT_ISCCS9 0x19 /* sun: SCSI generic (unknown) CCS */ #define MT_ISCCS11 0x1a /* sun: SCSI generic (unknown) CCS */ #define MT_ISCCS12 0x1b /* sun: SCSI generic (unknown) CCS */ #define MT_ISCCS13 0x1c /* sun: SCSI generic (unknown) CCS */ #define MT_ISCCS14 0x1d /* sun: SCSI generic (unknown) CCS */ #define MT_ISCCS15 0x1e /* sun: SCSI generic (unknown) CCS */ #define MT_ISCCS16 0x1f /* sun: SCSI generic (unknown) CCS */ #define MT_ISCDC 0x20 /* sun: SCSI CDC 1/2" cartridge */ #define MT_ISFUJI 0x21 /* sun: SCSI Fujitsu 1/2" cartridge */ #define MT_ISKENNEDY 0x22 /* sun: SCSI Kennedy 1/2" reel */ #define MT_ISHP 0x23 /* sun: SCSI HP 1/2" reel */ #define MT_ISSTC 0x24 /* sun: SCSI IBM STC 3490 */ #define MT_ISANRITSU 0x25 /* nihon sun: Anritsu 1/2" reel */ #define MT_ISCCS23 0x26 /* sun: SCSI generic 1/2" */ #define MT_ISCCS24 0x27 /* sun: SCSI generic 1/2" */ #define MT_ISEXABYTE 0x28 /* sun: SCSI Exabyte 8mm cartridge */ #define MT_ISEXB8500 0x29 /* sun: SCSI Exabyte 8500 8mm cart */ #define MT_ISWANGTHS 0x2a /* sun: SCSI Wangtek 6130HS RDAT */ #define MT_ISWANGDAT 0x2b /* sun: SCSI WangDAT */ #define MT_ISPYTHON 0x2c /* sun: SCSI Archive Python DAT */ #define MT_ISCCS28 0x2d /* sun: SCSI generic DAT CCS */ #define MT_ISCCS29 0x2e /* sun: SCSI generic (unknown) CCS */ #define MT_ISCCS30 0x2f /* sun: SCSI generic (unknown) CCS */ #define MT_ISCCS31 0x30 /* sun: SCSI generic (unknown) CCS */ #define MT_ISCCS32 0x31 /* sun: SCSI generic (unknown) CCS */ /* * these are recommended */ #define MT_ISQIC 0x32 /* generic QIC tape drive */ #define MT_ISREEL 0x33 /* generic reel tape drive */ #define MT_ISDAT 0x34 /* generic DAT tape drive */ #define MT_IS8MM 0x35 /* generic 8mm tape drive */ #define MT_ISOTHER 0x36 /* generic other type of tape drive */ /* more Sun devices */ #define MT_ISTAND25G 0x37 /* sun: SCSI Tandberg 2.5 Gig QIC */ #define MT_ISDLT 0x38 /* sun: SCSI DLT tape drive */ #define MT_ISSTK9840 0x39 /* sun: STK 9840, 9940, 9840B */ #define MT_ISBMDLT1 0x3a /* sun: Benchmark DLT1 */ #define MT_LTO 0x3b /* sun: LTO,s by Hp, Seagate, IBM .. */ #define MT_ISAIT 0x3c /* Sony: AIT I II III and SAIT */ /* * Device table structure and data for looking tape name from * tape id number. Used by mt.c. */ struct mt_tape_info { short t_type; /* type of magtape device */ char *t_name; /* printing name */ char *t_dsbits; /* "drive status" register */ char *t_erbits; /* "error" register */ }; /* mag tape io control commands */ #define MTIOC ('m'<<8) #define MTIOCTOP (MTIOC|1) /* do a mag tape op */ #define MTIOCGET (MTIOC|2) /* get tape status */ #define MTIOCGETDRIVETYPE (MTIOC|3) /* get tape config data */ #define MTIOCPERSISTENT (MTIOC|4) /* turn on persistent errors */ #define MTIOCPERSISTENTSTATUS (MTIOC|5) /* query persis. err status */ #define MTIOCLRERR (MTIOC|6) /* clear a persitent error */ #define MTIOCGUARANTEEDORDER (MTIOC|7) /* check for guaranteed order */ #define MTIOCRESERVE (MTIOC|8) /* preserve reserve */ #define MTIOCRELEASE (MTIOC|9) /* turnoff preserve reserve */ #define MTIOCFORCERESERVE (MTIOC|10) /* break reservation drive */ #define MTIOCGETERROR (MTIOC|11) /* Get recently error record */ #define MTIOCSTATE (MTIOC|13) /* Inquire insert/eject state */ #define MTIOCREADIGNOREILI (MTIOC|14) /* Enable/Disable ILI */ #define MTIOCREADIGNOREEOFS (MTIOC|15) /* Enable/Disable Ignore EOF */ #define MTIOCSHORTFMK (MTIOC|16) /* Enable/Disable Short FMK */ #define MTIOCGETPOS (MTIOC|17) /* Get drive position */ #define MTIOCRESTPOS (MTIOC|18) /* Go back to position */ #define MTIOCLTOP (MTIOC|19) /* do a mag tape op */ /* * This state enum is the argument passed to the MTIOCSTATE ioctl. */ enum mtio_state { MTIO_NONE, MTIO_EJECTED, MTIO_INSERTED }; #ifndef KERNEL /* * don't use DEFTAPE. */ #define DEFTAPE "/dev/rmt/0" #endif /* * Layout of minor device byte * 15 - 8 7 6 5 4 3 2 1 0 * -------------------------------------------- * | | | | | | | | |----| Unit #. lower 2 bits * | | | | | | | |---------- No rewind on close bit.... * | | | | | |----|--------------- Density Select * | | | | |------------------------- Resrvd.(add. campus dens. bit) * | | | |------------------------------ BSD behavior * |----|----|----------------------------------- Unit # bit 2-10 */ #define MTUNIT(dev) (((getminor(dev) & 0xff80) >> 5) + \ (getminor(dev) & 0x3)) #define MT_NOREWIND (1 <<2) #define MT_DENSITY_MASK (3 <<3) #define MT_DENSITY1 (0 <<3) /* Lowest density/format */ #define MT_DENSITY2 (1 <<3) #define MT_DENSITY3 (2 <<3) #define MT_DENSITY4 (3 <<3) /* Highest density/format */ #define MTMINOR(unit) ((((unit) & 0x7fc) << 5) + ((unit) & 0x3)) #define MT_BSD (1 <<6) /* BSD behavior on close */ #define MT_DENSITY(dev) ((getminor(dev) & MT_DENSITY_MASK) >> 3) #ifdef __cplusplus } #endif #endif /* _SYS_MTIO_H */