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mirror of https://git.FreeBSD.org/src.git synced 2024-12-04 09:09:56 +00:00

Polish the formatting.

This commit is contained in:
Ruslan Ermilov 2005-01-27 10:30:53 +00:00
parent a1d57b9a52
commit 802e13ab9b
Notes: svn2git 2020-12-20 02:59:44 +00:00
svn path=/head/; revision=140899

View File

@ -21,7 +21,7 @@
.\"
.\" $FreeBSD$
.\"
.Dd July 7, 2001
.Dd January 27, 2005
.Dt NMDM 4
.Os
.Sh NAME
@ -32,23 +32,30 @@
.Sh DESCRIPTION
The
.Nm
driver provides two
driver provides two
.Xr tty 4
devices connected
by a virtual "null modem" cable.
by a virtual
.Dq "null modem"
cable.
.Pp
If either of the two tty devices have the CDSR_OFLOW bit
("stty dsrflow")
set in their line discipline, the
If either of the two tty devices have the
.Dv CDSR_OFLOW
bit
.Pq Dq Li "stty dsrflow"
set in their line discipline, the
.Nm
device will emulate the speed configured in the
.Xr termios 4
settings.
The speed emulation works independently in the two directions,
controlled by the slower ends termios settings (c_ispeed, c_ospeed,
CS5...CS8, CSTOPB and PARENB).
controlled by the slower end's termios settings
.Va ( c_ispeed , c_ospeed ,
.Dv CS5 ... CS8 , CSTOPB
and
.Dv PARENB ) .
.Sh FILES
.Bl -tag -width /dev/nmdm[N][AB] -compact
.Bl -tag -width ".Pa /dev/nmdm Ns Ar N Ns Op Pa AB" -compact
.It Pa /dev/nmdm Ns Ar N Ns Op Pa AB
nullmodem device nodes.
Where the
@ -60,8 +67,11 @@ node.
.Pp
The
.Nm
driver implements "on-demand device creation" so simply accessing a
given instance in /dev will create it.
driver implements
.Dq "on-demand device creation"
so simply accessing a given instance in
.Pa /dev
will create it.
.Sh DIAGNOSTICS
None.
.Sh SEE ALSO