1.\" $OpenBSD: xhci.4,v 1.1 2014/03/10 12:18:18 mpi Exp $ 2.\" 3.\" Copyright (c) 2014 Martin Pieuchot 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 $Mdocdate: March 10 2014 $ 18.Dt XHCI 4 19.Os 20.Sh NAME 21.Nm xhci 22.Nd USB eXtensible Host Controller Interface 23.Sh SYNOPSIS 24.Cd "xhci* at pci?" 25.Cd "usb* at xhci?" 26.Sh DESCRIPTION 27The 28.Nm 29driver provides support for the USB eXtensible Host Controller Interface, 30which provides an interface to 31.Xr usb 4 32devices. 33.Pp 34xHCI controllers support all USB 3.0, 2.0 and 1.x device speeds. 35.Sh SEE ALSO 36.Xr pci 4 , 37.Xr usb 4 38.Sh HISTORY 39The 40.Nm 41driver 42appeared in 43.Ox 5.6 . 44.Sh AUTHORS 45.An -nosplit 46The 47.Nm 48driver was written by 49.An Martin Pieuchot Aq Mt mpi@openbsd.org . 50