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1c79356b 1/*
9bccf70c 2 * Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved.
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3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
43866e37 6 * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved.
1c79356b 7 *
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8 * This file contains Original Code and/or Modifications of Original Code
9 * as defined in and that are subject to the Apple Public Source License
10 * Version 2.0 (the 'License'). You may not use this file except in
11 * compliance with the License. Please obtain a copy of the License at
12 * http://www.opensource.apple.com/apsl/ and read it before using this
13 * file.
14 *
15 * The Original Code and all software distributed under the License are
16 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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17 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
18 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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19 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
20 * Please see the License for the specific language governing rights and
21 * limitations under the License.
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22 *
23 * @APPLE_LICENSE_HEADER_END@
24 */
25/* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
26/*
27 * Copyright (c) 1982, 1986, 1993
28 * The Regents of the University of California. All rights reserved.
29 *
30 * Redistribution and use in source and binary forms, with or without
31 * modification, are permitted provided that the following conditions
32 * are met:
33 * 1. Redistributions of source code must retain the above copyright
34 * notice, this list of conditions and the following disclaimer.
35 * 2. Redistributions in binary form must reproduce the above copyright
36 * notice, this list of conditions and the following disclaimer in the
37 * documentation and/or other materials provided with the distribution.
38 * 3. All advertising materials mentioning features or use of this software
39 * must display the following acknowledgement:
40 * This product includes software developed by the University of
41 * California, Berkeley and its contributors.
42 * 4. Neither the name of the University nor the names of its contributors
43 * may be used to endorse or promote products derived from this software
44 * without specific prior written permission.
45 *
46 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
47 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
48 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
49 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
50 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
51 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
52 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
53 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
54 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
55 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
56 * SUCH DAMAGE.
57 *
58 * @(#)mtio.h 8.1 (Berkeley) 6/2/93
59 */
60
61#ifndef _SYS_MTIO_H_
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62#define _SYS_MTIO_H_
63
64#include <sys/appleapiopts.h>
65
66#ifdef __APPLE_API_OBSOLETE
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67
68/*
69 * Structures and definitions for mag tape io control commands
70 */
71
72/* structure for MTIOCTOP - mag tape op command */
73struct mtop {
74 short mt_op; /* operations defined below */
75 daddr_t mt_count; /* how many of them */
76};
77
78/* operations */
79#define MTWEOF 0 /* write an end-of-file record */
80#define MTFSF 1 /* forward space file */
81#define MTBSF 2 /* backward space file */
82#define MTFSR 3 /* forward space record */
83#define MTBSR 4 /* backward space record */
84#define MTREW 5 /* rewind */
85#define MTOFFL 6 /* rewind and put the drive offline */
86#define MTNOP 7 /* no operation, sets status only */
87#define MTRETEN 8 /* retension */
88#define MTERASE 9 /* erase entire tape */
89#define MTEOM 10 /* forward to end of media */
90#define MTNBSF 11 /* backward space to beginning of file */
91#define MTCACHE 12 /* enable controller cache */
92#define MTNOCACHE 13 /* disable controller cache */
93#define MTSETBSIZ 14 /* set block size; 0 for variable */
94#define MTSETDNSTY 15 /* set density code for current mode */
95
96/* structure for MTIOCGET - mag tape get status command */
97
98struct mtget {
99 short mt_type; /* type of magtape device */
100/* the following two registers are grossly device dependent */
101 u_short mt_dsreg; /* ``drive status'' register. SCSI sense byte 0x02. */
102 u_short mt_erreg; /* ``error'' register. SCSI sense byte 0x0C. */
103 u_short mt_ext_err0; /* SCSI sense bytes 0x13..0x14 */
104 u_short mt_ext_err1; /* SCSI sense bytes 0x15..0x16 */
105/* end device-dependent registers */
106 short mt_resid; /* residual count */
107/* the following two are not yet implemented */
108 daddr_t mt_fileno; /* file number of current position */
109 daddr_t mt_blkno; /* block number of current position */
110/* end not yet implemented */
111 daddr_t mt_blksiz; /* current block size */
112 daddr_t mt_density; /* current density code */
113 daddr_t mt_mblksiz[4]; /* block size for different modes */
114 daddr_t mt_mdensity[4]; /* density codes for different modes */
115};
116
117/*
118 * Constants for mt_type byte. These are the same
119 * for controllers compatible with the types listed.
120 */
121#define MT_ISTS 0x01 /* TS-11 */
122#define MT_ISHT 0x02 /* TM03 Massbus: TE16, TU45, TU77 */
123#define MT_ISTM 0x03 /* TM11/TE10 Unibus */
124#define MT_ISMT 0x04 /* TM78/TU78 Massbus */
125#define MT_ISUT 0x05 /* SI TU-45 emulation on Unibus */
126#define MT_ISCPC 0x06 /* SUN */
127#define MT_ISAR 0x07 /* SUN */
128#define MT_ISTMSCP 0x08 /* DEC TMSCP protocol (TU81, TK50) */
129#define MT_ISCY 0x09 /* CCI Cipher */
130#define MT_ISCT 0x0a /* HP 1/4 tape */
131#define MT_ISFHP 0x0b /* HP 7980 1/2 tape */
132#define MT_ISEXABYTE 0x0c /* Exabyte */
133#define MT_ISEXA8200 0x0c /* Exabyte EXB-8200 */
134#define MT_ISEXA8500 0x0d /* Exabyte EXB-8500 */
135#define MT_ISVIPER1 0x0e /* Archive Viper-150 */
136#define MT_ISPYTHON 0x0f /* Archive Python (DAT) */
137#define MT_ISHPDAT 0x10 /* HP 35450A DAT drive */
138#define MT_ISWANGTEK 0x11 /* WANGTEK 5150ES */
139#define MT_ISCALIPER 0x12 /* Caliper CP150 */
140#define MT_ISWTEK5099 0x13 /* WANGTEK 5099ES */
141#define MT_ISVIPER2525 0x14 /* Archive Viper 2525 */
142#define MT_ISMFOUR 0x11 /* M4 Data 1/2 9track drive */
143#define MT_ISTK50 0x12 /* DEC SCSI TK50 */
144#define MT_ISMT02 0x13 /* Emulex MT02 SCSI tape controller */
145#define MT_ISGS 0x14 /* Generic SCSI Tape */
146
147/* mag tape io control commands */
148#define MTIOCTOP _IOW('m', 1, struct mtop) /* do a mag tape op */
149#define MTIOCGET _IOR('m', 2, struct mtget) /* get tape status */
150#define MTIOCIEOT _IO('m', 3) /* ignore EOT error */
151#define MTIOCEEOT _IO('m', 4) /* enable EOT error */
152
153#ifndef KERNEL
154#define DEFTAPE "/dev/rst0"
155#endif
156
157#ifdef KERNEL
158/*
159 * minor device number
160 */
161
162#define T_UNIT 003 /* unit selection */
163#define T_NOREWIND 004 /* no rewind on close */
164#define T_DENSEL 030 /* density select */
165#define T_800BPI 000 /* select 800 bpi */
166#define T_1600BPI 010 /* select 1600 bpi */
167#define T_6250BPI 020 /* select 6250 bpi */
168#define T_BADBPI 030 /* undefined selection */
169#endif
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170
171#endif /* __APPLE_API_OBSOLETE */
172
1c79356b 173#endif /* !_SYS_MTIO_H_ */