1*3fe1c122Sjmc.\" $OpenBSD: sab.4,v 1.9 2015/11/21 08:04:20 jmc Exp $ 296e58789Sjason.\" 396e58789Sjason.\" Copyright (c) 2001 Jason L. Wright (jason@thought.net) 496e58789Sjason.\" All rights reserved. 596e58789Sjason.\" 696e58789Sjason.\" Redistribution and use in source and binary forms, with or without 796e58789Sjason.\" modification, are permitted provided that the following conditions 896e58789Sjason.\" are met: 996e58789Sjason.\" 1. Redistributions of source code must retain the above copyright 1096e58789Sjason.\" notice, this list of conditions and the following disclaimer. 1196e58789Sjason.\" 2. Redistributions in binary form must reproduce the above copyright 1296e58789Sjason.\" notice, this list of conditions and the following disclaimer in the 1396e58789Sjason.\" documentation and/or other materials provided with the distribution. 1496e58789Sjason.\" 1596e58789Sjason.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 1696e58789Sjason.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 1796e58789Sjason.\" WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 1896e58789Sjason.\" DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, 1996e58789Sjason.\" INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 2096e58789Sjason.\" (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 2196e58789Sjason.\" SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2296e58789Sjason.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 2396e58789Sjason.\" STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 2496e58789Sjason.\" ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 2596e58789Sjason.\" POSSIBILITY OF SUCH DAMAGE. 2696e58789Sjason.\" 27*3fe1c122Sjmc.Dd $Mdocdate: November 21 2015 $ 2896e58789Sjason.Dt SAB 4 sparc64 2996e58789Sjason.Os 3096e58789Sjason.Sh NAME 31*3fe1c122Sjmc.Nm sab , 32*3fe1c122Sjmc.Nm sabtty 3396e58789Sjason.Nd Infineon SAB82532 (ESCC2) serial communications driver 3496e58789Sjason.Sh SYNOPSIS 3596e58789Sjason.Cd "sab* at ebus?" 3696e58789Sjason.Cd "sabtty* at sab?" 3796e58789Sjason.Sh DESCRIPTION 3896e58789SjasonThe 3996e58789Sjason.Nm 40c7784f3fSjmcis an 4196e58789Sjason.Tn Infineon 4296e58789Sjason(formerly 4396e58789Sjason.Tn Siemens ) 4496e58789SjasonSAB82532 (ESCC2) serial interface chip used in PCI-based UltraSPARC 4596e58789Sjason.Tn Sun 4696e58789Sjasonworkstations. 4796e58789SjasonThe ESCC2 provides two independent input/output channels per instance. 4896e58789SjasonThese chips are normally used to provide RS-423 and RS232 serial ports 4996e58789Sjasonfor general purpose use. 5096e58789Sjason.Pp 5196e58789SjasonThe 5296e58789Sjason.Nm 5396e58789Sjasondriver supports all of the standard 5496e58789Sjason.Xr tty 4 5596e58789Sjasonioctl calls. 5696e58789SjasonThe status of the DTR, RTS, CTS, and DCD signals can be queried with 5796e58789SjasonTIOCMGET command, but, due to limitations in the hardware, 5896e58789Sjasononly the DTR and RTS signals can be modified with TIOCMSET, TIOCMBIC, 5996e58789Sjasonand TIOCMBIS 6096e58789Sjason.Xr ioctl 2 6196e58789Sjasoncommands. 627cf893d6Sjason.Sh FILES 637cf893d6Sjason.Bl -tag -width /dev/ttyh[0-1] -compact 647cf893d6Sjason.It /dev/ttyh[0-1] 657cf893d6SjasonSerial ports 667cf893d6Sjason.El 6796e58789Sjason.Sh SEE ALSO 6896e58789Sjason.Xr ioctl 2 , 699cf9dc59Smiod.Xr ebus 4 , 709cf9dc59Smiod.Xr intro 4 , 7196e58789Sjason.Xr tty 4 7296e58789Sjason.Sh HISTORY 7396e58789SjasonThe 7496e58789Sjason.Nm 7596e58789Sjasondriver first appeared in 7696e58789Sjason.Ox 3.1 . 77908a2779Sjmc.Sh BUGS 78908a2779SjmcThe 79908a2779Sjmc.Nm 80908a2779Sjmcdoes not support cua minor devices. 81