1.\" $OpenBSD: udl.4,v 1.20 2012/09/18 17:11:41 jasper Exp $ 2.\" 3.\" Copyright (c) 2009 Marcus Glocker <mglocker@openbsd.org> 4.\" 5.\" Permission to use, copy, modify, and distribute this software for any 6.\" purpose with or without fee is hereby granted, provided that the above 7.\" copyright notice and this permission notice appear in all copies. 8.\" 9.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16.\" 17.Dd September 9, 2023 18.Dt UDL 4 19.Os 20.Sh NAME 21.Nm udl 22.Nd DisplayLink DL-120 / DL-160 USB display devices 23.Sh SYNOPSIS 24To compile this driver into the kernel, 25place the following lines in your 26kernel configuration file: 27.Bd -ragged -offset indent 28.Cd "device udl" 29.Cd "device videomode" 30.Ed 31.Pp 32Alternatively, to load the driver as a 33module at boot time, place the following line in 34.Xr loader.conf 5 : 35.Bd -literal -offset indent 36udl_load="YES" 37.Ed 38.Sh DESCRIPTION 39The 40.Nm 41driver supports USB display devices based on the DisplayLink DL-120 / DL-160 42graphic chip. 43.Sh HARDWARE 44The following devices should work: 45.Pp 46.Bl -tag -width Ds -offset indent -compact 47.It Century Corp. Japan Plus One LCD-8000U 48.It Century Corp. Japan Plus One LCD-4300U 49.It DisplayLink USB to DVI 50.It ForwardVideo EasyCAP008 USB to DVI 51.It HP USB 2.0 Docking Station (FQ834) 52.It HP USB Graphics Adapter (NL571) 53.It IOGEAR USB 2.0 External DVI (GUC2020) 54.It Koenig CMP-USBVGA10 and CMP-USBVGA11 55.It Lenovo 45K5296 USB to DVI 56.It Lenovo ThinkVision LT1421 57.It Lilliput UM-70 58.It Nanovision MiMo UM-710 and UM-740 59.It Rextron VCUD60 USB to DVI 60.It Samsung LD220 61.It StarTech CONV-USB2DVI 62.It Sunweit USB to DVI 63.It Unitek Y-2240 USB to DVI 64.It VideoHome NBdock1920 65.It i-tec USB 2.0 Docking Station (USBDVIDOCK) 66.El 67.Sh SEE ALSO 68.Xr usb 4 69