.\"-
.\" Copyright (c) 2008 Nathan Whitehorn <nwhitehorn@FreeBSD.org>
.\" All rights reserved.
.\"
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.\" modification, are permitted provided that the following conditions
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.\" $FreeBSD$
.\"
.Dd July 3, 2008
.Dt BM 4
.Os
.Sh NAME
.Nm bm
.Nd BMAC Ethernet device driver
.Sh SYNOPSIS
To compile this driver into the kernel,
place the following lines in your
kernel configuration file:
.Bd -ragged -offset indent
.Cd "device miibus"
.Cd "device bm"
.Ed
.Pp
Alternatively, to load the driver as a
module at boot time, place the following line in
.Xr loader.conf 5 :
.Bd -literal -offset indent
if_bm_load="YES"
.Ed
.Sh DESCRIPTION
The
.Nm
driver provides support for the BMac ethernet hardware found mostly in
G3-based Apple hardware. 
It is a close relative of the Sun HME controller found in contemporary 
Sun workstations.
.Sh HARDWARE
.Pp
Chips supported by the
.Nm
driver include:
.Pp
.Bl -bullet -compact
.It
Apple BMAC Onboard Ethernet
.It
Apple BMAC+ Onboard Ethernet
.El
.Pp
.Sh SEE ALSO
.Xr altq 4 ,
.Xr hme 4 ,
.Xr miibus 4 ,
.Xr netintro 4 ,
.Xr ifconfig 8
.Sh HISTORY
The
.Nm
device driver appeared in
.Fx 7.1 .
.Sh AUTHORS
.An -nosplit
The
.Nm
driver was written by
.An Nathan Whitehorn
.Aq nwhitehorn@freebsd.org
based on work by
.An Peter Grehan
.Aq grehan@freebsd.org .