1.\" $NetBSD: ustir.4,v 1.7 2019/09/23 18:43:59 wiz Exp $ 2.\" 3.\" Copyright (c) 2001 The NetBSD Foundation, Inc. 4.\" All rights reserved. 5.\" 6.\" This code is derived from software contributed to The NetBSD Foundation 7.\" by David Sainty <dsainty@NetBSD.org> 8.\" 9.\" Redistribution and use in source and binary forms, with or without 10.\" modification, are permitted provided that the following conditions 11.\" are met: 12.\" 1. Redistributions of source code must retain the above copyright 13.\" notice, this list of conditions and the following disclaimer. 14.\" 2. Redistributions in binary form must reproduce the above copyright 15.\" notice, this list of conditions and the following disclaimer in the 16.\" documentation and/or other materials provided with the distribution. 17.\" 18.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 19.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 20.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 21.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 22.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28.\" POSSIBILITY OF SUCH DAMAGE. 29.\" 30.Dd December 24, 2001 31.Dt USTIR 4 32.Os 33.Sh NAME 34.Nm ustir 35.Nd SigmaTel STIr4200-based USB-IrDA bridge support 36.Sh SYNOPSIS 37.Cd "ustir* at uhub?" 38.Cd "irframe* at ustir?" 39.Sh DESCRIPTION 40The 41.Nm 42driver provides support for USB-IrDA bridges based on the SigmaTel STIr4200. 43The driver is known to work with the following adapters: 44.Pp 45.Bl -item -offset indent -compact 46.It 47.Tn Mars II 740 USB IrDA Adapter 48.El 49.Pp 50Access to the IrDA device is through the 51.Xr irframe 4 52driver. 53.Sh SEE ALSO 54.Xr irframe 4 , 55.Xr uirda 4 , 56.Xr usb 4 57.Sh HISTORY 58The 59.Nm 60driver 61appeared in 62.Nx 1.6 . 63.Sh AUTHORS 64The 65.Nm 66driver was written by 67.An David Sainty Aq Mt dsainty@NetBSD.org . 68.Sh BUGS 69The STIr4200 cannot notify the driver when it has received data, instead it 70has to be continuously polled. 71This driver polls (when idle) at a fairly low 72rate of 10 times per second, which means that system performance is not overly 73affected by rapid polling, but latency is fairly high. 74