cc37381f9f
obtained from NetBSD. This is the OpenBSD version of the manual page with a few fixes. Approved by: jake (mentor) Obtained from: OpenBSD
79 lines
2.4 KiB
Groff
79 lines
2.4 KiB
Groff
.\" $FreeBSD$
|
|
.\" $OpenBSD: sab.4,v 1.6 2003/06/06 10:29:42 jmc Exp $
|
|
.\"
|
|
.\" Copyright (c) 2001 Jason L. Wright (jason@thought.net)
|
|
.\" All rights reserved.
|
|
.\"
|
|
.\" Redistribution and use in source and binary forms, with or without
|
|
.\" modification, are permitted provided that the following conditions
|
|
.\" are met:
|
|
.\" 1. Redistributions of source code must retain the above copyright
|
|
.\" notice, this list of conditions and the following disclaimer.
|
|
.\" 2. Redistributions in binary form must reproduce the above copyright
|
|
.\" notice, this list of conditions and the following disclaimer in the
|
|
.\" documentation and/or other materials provided with the distribution.
|
|
.\"
|
|
.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
|
.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
|
.\" WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
.\" DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
|
|
.\" INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
.\" (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
|
.\" SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
|
|
.\" STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
|
.\" ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
.\" POSSIBILITY OF SUCH DAMAGE.
|
|
.\"
|
|
.Dd October 29, 2001
|
|
.Dt SAB 4 sparc64
|
|
.Os
|
|
.Sh NAME
|
|
.Nm sab
|
|
.Nd Infineon SAB82532 (ESCC2) serial communications driver
|
|
.Sh SYNOPSIS
|
|
.Cd "device sab"
|
|
.Sh DESCRIPTION
|
|
The
|
|
.Nm
|
|
is a
|
|
.Tn Infineon
|
|
(formerly
|
|
.Tn Siemens )
|
|
SAB82532 (ESCC2) serial interface chip used in PCI-based UltraSPARC
|
|
.Tn Sun
|
|
workstations.
|
|
The ESCC2 provides two independent input/output channels per instance.
|
|
These chips are normally used to provide RS-423 and RS232 serial ports
|
|
for general purpose use.
|
|
.Pp
|
|
The
|
|
.Nm
|
|
driver supports all of the standard
|
|
.Xr tty 4
|
|
ioctl calls.
|
|
The status of the DTR, RTS, CTS, and DCD signals can be queried with
|
|
TIOCMGET command, but, due to limitations in the hardware,
|
|
only the DTR and RTS signals can be modified with TIOCMSET, TIOCMBIC,
|
|
and TIOCMBIS
|
|
.Xr ioctl 2
|
|
commands.
|
|
.Sh FILES
|
|
.Bl -tag -width /dev/ttyh[0-1] -compact
|
|
.It /dev/tty[a-b]
|
|
Serial ports
|
|
.El
|
|
.Sh SEE ALSO
|
|
.Xr ioctl 2 ,
|
|
.Xr intro 4 ,
|
|
.Xr tty 4
|
|
.Sh HISTORY
|
|
The
|
|
.Nm
|
|
driver first appeared in
|
|
.Fx 5.1 .
|
|
.Sh BUGS
|
|
The
|
|
.Nm
|
|
does not support cua minor devices.
|