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+.\"-
+.\" Copyright (c) 2006 Maxim Sobolev <sobomax@FreeBSD.org>
+.\" All rights reserved.
+.\"
+.\" Redistribution and use in source and binary forms, with or without
+.\" modification, are permitted provided that the following conditions
+.\" are met:
+.\" 1. Redistributions of source code must retain the above copyright
+.\"    notice, this list of conditions and the following disclaimer.
+.\" 2. Redistributions in binary form must reproduce the above copyright
+.\"    notice, this list of conditions and the following disclaimer in the
+.\"    documentation and/or other materials provided with the distribution.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+.\" WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+.\" DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
+.\" INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+.\" (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+.\" SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+.\" STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+.\" ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+.\" POSSIBILITY OF SUCH DAMAGE.
+.\"
+.\" $FreeBSD$
+.\"
+.Dd August 1, 2006
+.Dt POWERMAC_NVRAM 4 powerpc
+.Os
+.Sh NAME
+.Nm powermac_nvram
+.Nd "non-volatile RAM"
+.Sh SYNOPSIS
+To compile this driver into the kernel,
+place the following line in your
+kernel configuration file:
+.Bd -ragged -offset indent
+.Cd "device powermac_nvram"
+.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
+powermac_nvram_load="YES"
+.Ed
+.Sh DESCRIPTION
+The
+.Nm
+driver provides access to the Open Firmware configuration NVRAM
+available on the Apple PowerPC-based machines.
+.Sh SEE ALSO
+.Xr eeprom 8 ,
+.Xr nvram 8
+.Sh HISTORY
+The
+.Nm
+driver first appeared in
+.Fx 7.0 .
+.Sh AUTHORS
+The
+.Nm
+driver was written by
+.An Maxim Sobolev Aq sobomax@FreeBSD.org .
+.Sh BUGS
+Currently, the
+.Nm
+driver only supports systems equipped with an AMD flash part and is only
+tested on Apple G4-based Mac Mini machines.