1/* 2 * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved. 3 * 4 * @APPLE_LICENSE_HEADER_START@ 5 * 6 * The contents of this file constitute Original Code as defined in and 7 * are subject to the Apple Public Source License Version 1.1 (the 8 * "License"). You may not use this file except in compliance with the 9 * License. Please obtain a copy of the License at 10 * http://www.apple.com/publicsource and read it before using this file. 11 * 12 * This Original Code and all software distributed under the License are 13 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER 14 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 15 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the 17 * License for the specific language governing rights and limitations 18 * under the License. 19 * 20 * @APPLE_LICENSE_HEADER_END@ 21 */ 22/* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */ 23/* 24 * Copyright (c) 1982, 1986, 1993 25 * The Regents of the University of California. All rights reserved. 26 * 27 * Redistribution and use in source and binary forms, with or without 28 * modification, are permitted provided that the following conditions 29 * are met: 30 * 1. Redistributions of source code must retain the above copyright 31 * notice, this list of conditions and the following disclaimer. 32 * 2. Redistributions in binary form must reproduce the above copyright 33 * notice, this list of conditions and the following disclaimer in the 34 * documentation and/or other materials provided with the distribution. 35 * 3. All advertising materials mentioning features or use of this software 36 * must display the following acknowledgement: 37 * This product includes software developed by the University of 38 * California, Berkeley and its contributors. 39 * 4. Neither the name of the University nor the names of its contributors 40 * may be used to endorse or promote products derived from this software 41 * without specific prior written permission. 42 * 43 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 44 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 45 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 46 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 47 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 48 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 49 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 50 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 51 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 52 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 53 * SUCH DAMAGE. 54 * 55 * @(#)mtio.h 8.1 (Berkeley) 6/2/93 56 */ 57 58#ifndef _SYS_MTIO_H_ 59#define _SYS_MTIO_H_ 60 61#include <sys/appleapiopts.h> 62#include <sys/cdefs.h> 63 64#ifdef __APPLE_API_OBSOLETE 65 66/* 67 * Structures and definitions for mag tape io control commands 68 */ 69 70/* structure for MTIOCTOP - mag tape op command */ 71/* LP64todo - not 64-bit safe */ 72struct mtop { 73 short mt_op; /* operations defined below */ 74 daddr_t mt_count; /* how many of them */ 75}; 76 77/* operations */ 78#define MTWEOF 0 /* write an end-of-file record */ 79#define MTFSF 1 /* forward space file */ 80#define MTBSF 2 /* backward space file */ 81#define MTFSR 3 /* forward space record */ 82#define MTBSR 4 /* backward space record */ 83#define MTREW 5 /* rewind */ 84#define MTOFFL 6 /* rewind and put the drive offline */ 85#define MTNOP 7 /* no operation, sets status only */ 86#define MTRETEN 8 /* retension */ 87#define MTERASE 9 /* erase entire tape */ 88#define MTEOM 10 /* forward to end of media */ 89#define MTNBSF 11 /* backward space to beginning of file */ 90#define MTCACHE 12 /* enable controller cache */ 91#define MTNOCACHE 13 /* disable controller cache */ 92#define MTSETBSIZ 14 /* set block size; 0 for variable */ 93#define MTSETDNSTY 15 /* set density code for current mode */ 94 95/* structure for MTIOCGET - mag tape get status command */ 96/* LP64todo - not 64-bit safe */ 97struct mtget { 98 short mt_type; /* type of magtape device */ 99/* the following two registers are grossly device dependent */ 100 u_short mt_dsreg; /* ``drive status'' register. SCSI sense byte 0x02. */ 101 u_short mt_erreg; /* ``error'' register. SCSI sense byte 0x0C. */ 102 u_short mt_ext_err0; /* SCSI sense bytes 0x13..0x14 */ 103 u_short mt_ext_err1; /* SCSI sense bytes 0x15..0x16 */ 104/* end device-dependent registers */ 105 short mt_resid; /* residual count */ 106/* the following two are not yet implemented */ 107 daddr_t mt_fileno; /* file number of current position */ 108 daddr_t mt_blkno; /* block number of current position */ 109/* end not yet implemented */ 110 daddr_t mt_blksiz; /* current block size */ 111 daddr_t mt_density; /* current density code */ 112 daddr_t mt_mblksiz[4]; /* block size for different modes */ 113 daddr_t mt_mdensity[4]; /* density codes for different modes */ 114}; 115 116/* 117 * Constants for mt_type byte. These are the same 118 * for controllers compatible with the types listed. 119 */ 120#define MT_ISTS 0x01 /* TS-11 */ 121#define MT_ISHT 0x02 /* TM03 Massbus: TE16, TU45, TU77 */ 122#define MT_ISTM 0x03 /* TM11/TE10 Unibus */ 123#define MT_ISMT 0x04 /* TM78/TU78 Massbus */ 124#define MT_ISUT 0x05 /* SI TU-45 emulation on Unibus */ 125#define MT_ISCPC 0x06 /* SUN */ 126#define MT_ISAR 0x07 /* SUN */ 127#define MT_ISTMSCP 0x08 /* DEC TMSCP protocol (TU81, TK50) */ 128#define MT_ISCY 0x09 /* CCI Cipher */ 129#define MT_ISCT 0x0a /* HP 1/4 tape */ 130#define MT_ISFHP 0x0b /* HP 7980 1/2 tape */ 131#define MT_ISEXABYTE 0x0c /* Exabyte */ 132#define MT_ISEXA8200 0x0c /* Exabyte EXB-8200 */ 133#define MT_ISEXA8500 0x0d /* Exabyte EXB-8500 */ 134#define MT_ISVIPER1 0x0e /* Archive Viper-150 */ 135#define MT_ISPYTHON 0x0f /* Archive Python (DAT) */ 136#define MT_ISHPDAT 0x10 /* HP 35450A DAT drive */ 137#define MT_ISWANGTEK 0x11 /* WANGTEK 5150ES */ 138#define MT_ISCALIPER 0x12 /* Caliper CP150 */ 139#define MT_ISWTEK5099 0x13 /* WANGTEK 5099ES */ 140#define MT_ISVIPER2525 0x14 /* Archive Viper 2525 */ 141#define MT_ISMFOUR 0x11 /* M4 Data 1/2 9track drive */ 142#define MT_ISTK50 0x12 /* DEC SCSI TK50 */ 143#define MT_ISMT02 0x13 /* Emulex MT02 SCSI tape controller */ 144#define MT_ISGS 0x14 /* Generic SCSI Tape */ 145 146/* mag tape io control commands */ 147#define MTIOCTOP _IOW('m', 1, struct mtop) /* do a mag tape op */ 148#define MTIOCGET _IOR('m', 2, struct mtget) /* get tape status */ 149#define MTIOCIEOT _IO('m', 3) /* ignore EOT error */ 150#define MTIOCEEOT _IO('m', 4) /* enable EOT error */ 151 152#ifndef KERNEL 153#define DEFTAPE "/dev/rst0" 154#endif 155 156#ifdef KERNEL 157/* 158 * minor device number 159 */ 160 161#define T_UNIT 003 /* unit selection */ 162#define T_NOREWIND 004 /* no rewind on close */ 163#define T_DENSEL 030 /* density select */ 164#define T_800BPI 000 /* select 800 bpi */ 165#define T_1600BPI 010 /* select 1600 bpi */ 166#define T_6250BPI 020 /* select 6250 bpi */ 167#define T_BADBPI 030 /* undefined selection */ 168#endif 169 170#endif /* __APPLE_API_OBSOLETE */ 171 172#endif /* !_SYS_MTIO_H_ */ 173