1.\" $OpenBSD: bios.4,v 1.2 2007/05/31 19:19:53 jmc Exp $ 2.\" 3.\" Copyright (c) 2001 Michael Shalayeff 4.\" All rights reserved. 5.\" 6.\" Redistribution and use in source and binary forms, with or without 7.\" modification, are permitted provided that the following conditions 8.\" are met: 9.\" 1. Redistributions of source code must retain the above copyright 10.\" notice, this list of conditions and the following disclaimer. 11.\" 2. Redistributions in binary form must reproduce the above copyright 12.\" notice, this list of conditions and the following disclaimer in the 13.\" documentation and/or other materials provided with the distribution. 14.\" 15.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF MIND, 21.\" USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25.\" 26.Dd $Mdocdate: May 31 2007 $ 27.Dt BIOS 4 amd64 28.Os 29.Sh NAME 30.Nm bios 31.Nd a driver for PC Firmware, aka BIOS 32.Sh SYNOPSIS 33.Cd "bios0 at mainbus0" 34.Sh DESCRIPTION 35.Ox 36provides support for a limited subset of PC firmware (aka BIOS) subsystems 37on this platform. 38Only SMBIOS is supported. 39.Pp 40SMBIOS provides detail about system hardware configuration 41and is used to attach 42.Xr ipmi 4 43on most systems. 44.Sh SEE ALSO 45.Xr intro 4 , 46.Xr ipmi 4 47.Sh HISTORY 48The 49.Nm 50driver was introduced to this platform in 51.Ox 4.0 . 52