config root man

.\"-
.\" Copyright (c) 2001 The NetBSD Foundation, Inc.
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.\" This code is derived from software contributed to The NetBSD Foundation
.\" by Paul Kranenburg.
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.\"	from: OpenBSD: sbus.4,v 1.27 2005/03/05 01:44:48 miod Exp
.\"	from: NetBSD: sbus.4,v 1.5 2002/01/21 17:54:10 wiz Exp
.\" $FreeBSD: release/9.1.0/share/man/man4/man4.sparc64/sbus.4 204605 2010-03-02 21:59:03Z joel $
.\"
.Dd September 1, 2006
.Dt SBUS 4 sparc64
.Os
.Sh NAME
.Nm sbus
.Nd SBus controller and bus
.Sh SYNOPSIS
.Cd "device sbus"
.Sh DESCRIPTION
The
.Nm
driver provides support for the SBus controllers and busses found in older
.Tn UltraSPARC
workstations and small to medium server class systems.
The SBus is an I/O interconnect bus supporting both on-board peripherals and
extension boards.
The SBus specifications define the bus protocol as well as the electrical and
mechanical properties of the extension slots.
.Sh SEE ALSO
.Xr auxio 4 ,
.Xr eeprom 4 ,
.Xr esp 4 ,
.Xr hme 4 ,
.Xr isp 4 ,
.Xr le 4 ,
.Xr scc 4 ,
.Xr snd_audiocs 4 ,
.Xr uart 4
.Sh HISTORY
The
.Nm
driver first appeared in
.Nx 1.3 .
The first
.Fx
version to include it was
.Fx 5.0 .
.Sh AUTHORS
.An -nosplit
The
.Nm
driver was written by
.An "Paul Kranenburg"
and ported to
.Fx
by
.An "Thomas Moestl" Aq tmm@FreeBSD.org .