xref: /csrg-svn/share/man/man4/man4.vax/fl.4 (revision 47674)
1*47674Scael.\" Copyright (c) 1980, 1991 Regents of the University of California.
2*47674Scael.\" All rights reserved.
320659Smckusick.\"
4*47674Scael.\" %sccs.include.redist.man%
520659Smckusick.\"
6*47674Scael.\"     @(#)fl.4	6.3 (Berkeley) 03/27/91
7*47674Scael.\"
8*47674Scael.Dd
9*47674Scael.Dt FL 4 vax
10*47674Scael.Os BSD 4
11*47674Scael.Sh NAME
12*47674Scael.Nm fl
13*47674Scael.Nd console floppy interface
14*47674Scael.Sh DESCRIPTION
15*47674ScaelThis is a simple interface to the
16*47674Scael.Tn DEC
17*47674Scael.Tn RX01
1820659Smckusickfloppy disk unit, which is part of the console
19*47674Scael.Tn LSI-11
20*47674Scaelsubsystem for
21*47674Scael.Tn VAX-11/780 Ns s .
2220659SmckusickAccess is given to the entire
2320659Smckusickfloppy consisting of 77 tracks of 26 sectors of 128 bytes.
24*47674Scael.Pp
25*47674ScaelAll I/O is raw; the seek addresses in raw transfers should be a multiple
2620659Smckusickof 128 bytes and a multiple of 128 bytes should be transferred,
27*47674Scaelas in other
28*47674Scael.Dq raw
29*47674Scaeldisk interfaces.
30*47674Scael.Sh FILES
31*47674Scael.Bl -tag -width /dev/floppy -compact
32*47674Scael.It Pa /dev/floppy
33*47674Scael.El
34*47674Scael.Sh DIAGNOSTICS
3520659SmckusickNone.
36*47674Scael.Sh SEE ALSO
37*47674Scael.Xr arff 8
38*47674Scael.Sh HISTORY
39*47674ScaelThe
40*47674Scael.Nm
41*47674Scaeldriver appeared in
42*47674Scael.Bx 4.0 .
43*47674Scael.Sh BUGS
4420659SmckusickMultiple console floppies are not supported.
45*47674Scael.Pp
4620659SmckusickIf a write is given with a count not a multiple of 128 bytes then
4720659Smckusickthe trailing portion of the last sector will be zeroed.
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