1.\" $OpenBSD: octciu.4,v 1.2 2017/08/06 05:49:12 visa Exp $ 2.\" 3.\" Copyright (c) 2017 Visa Hankala 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: August 6 2017 $ 18.Dt OCTCIU 4 octeon 19.Os 20.Sh NAME 21.Nm octciu 22.Nd OCTEON central interrupt unit 23.Sh SYNOPSIS 24.Cd "octciu* at fdt?" 25.Sh DESCRIPTION 26The 27.Nm 28driver provides support for the OCTEON central interrupt unit (CIU). 29The CIU is present at least on the following system on chips: 30.Pp 31.Bl -item -offset indent -compact 32.It 33CN3xxx 34.It 35CN5xxx 36.It 37CN60xx 38.It 39CN61xx 40.It 41CN70xx 42.It 43CN71xx 44.El 45.Sh SEE ALSO 46.Xr octcib 4 , 47.Xr octcit 4 48.Sh HISTORY 49Control code for the CIU first appeared in 50.Ox 5.4 . 51