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1.1 root 1: .\" Copyright (c) 1990 The Regents of the University of California.
2: .\" All rights reserved.
3: .\"
4: .\" This code is derived from software contributed to Berkeley by
5: .\" the Systems Programming Group of the University of Utah Computer
6: .\" Science Department.
7: .\"
8: .\" Redistribution and use in source and binary forms are permitted provided
9: .\" that: (1) source distributions retain this entire copyright notice and
10: .\" comment, and (2) distributions including binaries display the following
11: .\" acknowledgement: ``This product includes software developed by the
12: .\" University of California, Berkeley and its contributors'' in the
13: .\" documentation or other materials provided with the distribution and in
14: .\" all advertising materials mentioning features or use of this software.
15: .\" Neither the name of the University nor the names of its contributors may
16: .\" be used to endorse or promote products derived from this software without
17: .\" specific prior written permission.
18: .\" THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
19: .\" WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
20: .\" MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
21: .\"
22: .\" @(#)ct.4 5.1 (Berkeley) 6/29/90
23: .\"
24: .TH CT 4 "June 29, 1990"
25: .UC 7
26: .SH NAME
27: ct \- CS/80 cartridge tape interface
28: .SH SYNOPSIS
29: .B "tape ct0 at hpib? slave ?"
30: .SH DESCRIPTION
31: The cartridge tape interface as found in the 7946 and 9144 products
32: provides a standard tape drive interface as described in
33: .IR mtio (4)
34: with the following exceptions:
35: .TP 3
36: 1.
37: There is only one density.
38: .TP 3
39: 2.
40: Only the ``raw'' interface is supported.
41: .TP 3
42: 3.
43: The MTIOCTOP
44: .I ioctl
45: is limited.
46: In particular, the command, MTFSR is not supported.
47: .TP 3
48: 4.
49: The MTIOCGET
50: .I ioctl
51: is not supported.
52: .TP 3
53: 5.
54: The record size for read and write operations must be between
55: 1K and 64K inclusive.
56: .PP
57: Special files
58: .I rct0
59: through
60: .I rct3
61: refer to rewind on close interfaces to drives 0 to 3.
62: .I Rct4
63: through
64: .I rct7
65: refer to no-rewind interfaces.
66: .I Rct8
67: through
68: .I rct11
69: refer to streaming rewind on close interfaces. (Only 9144 type devices
70: can stream.)
71: .I Rct12
72: through
73: .I rct15
74: refer to streaming no-rewind interfaces.
75: .SH BUGS
76: Read and writes of less than 1024 bytes will not behave as expected.
77: .SH "SEE ALSO"
78: mt(1),
79: tar(1),
80: tp(1),
81: mtio(4).
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