1.\" $NetBSD: dk.4,v 1.5 2010/05/18 23:34:40 wiz Exp $ 2.\" 3.\" Copyright (c) 2006 The NetBSD Foundation, Inc. 4.\" All rights reserved. 5.\" 6.\" This code is derived from software contributed to The NetBSD Foundation 7.\" by Jason R. Thorpe. 8.\" 9.\" Redistribution and use in source and binary forms, with or without 10.\" modification, are permitted provided that the following conditions 11.\" are met: 12.\" 1. Redistributions of source code must retain the above copyright 13.\" notice, this list of conditions and the following disclaimer. 14.\" 2. Redistributions in binary form must reproduce the above copyright 15.\" notice, this list of conditions and the following disclaimer in the 16.\" documentation and/or other materials provided with the distribution. 17.\" 18.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 19.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 20.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 21.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 22.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28.\" POSSIBILITY OF SUCH DAMAGE. 29.\" 30.\" Jonathan A. Kollasch used vnd(4) as the template for this man page. 31.\" 32.Dd May 19, 2010 33.Dt DK 4 34.Os 35.Sh NAME 36.Nm dk 37.Nd Disk partition 38.Pq wedge 39driver 40.Sh SYNOPSIS 41.Cd "options DKWEDGE_AUTODISCOVER" 42.Cd "options DKWEDGE_METHOD_BSDLABEL" 43.Cd "options DKWEDGE_METHOD_GPT" 44.Cd "options DKWEDGE_METHOD_MBR" 45.Sh DESCRIPTION 46The 47.Nm 48driver provides a disk-like interface to an area of a physical disk. 49Wedges may be configured manually with 50.Xr dkctl 8 51or automatically by the kernel upon the attachment of the physical disk. 52.Sh KERNEL OPTIONS 53.Bl -tag -width DKWEDGE_METHOD_BSDLABEL 54.It Dv DKWEDGE_AUTODISCOVER 55Automatically detect and configure wedges using any available methods. 56.It Dv DKWEDGE_METHOD_BSDLABEL 57BSD disklabel detection method. 58.It Dv DKWEDGE_METHOD_GPT 59Extensible Firmware Interface Globally Unique Identifier Partition Table 60(GPT) detection method. 61.It Dv DKWEDGE_METHOD_MBR 62IBM PC-compatible Master Boot Record (MBR) partitioning detection method, 63with support for Extended MBRs. 64.El 65.Sh FILES 66.Bl -tag -width /dev/XXrXdkX -compact 67.It Pa /dev/{,r}dk* 68.Nm 69device special files. 70.El 71.Sh SEE ALSO 72.Xr config 1 , 73.Xr disklabel 8 , 74.Xr dkctl 8 , 75.Xr fdisk 8 , 76.Xr gpt 8 , 77.Xr MAKEDEV 8 78.Sh HISTORY 79The 80.Nm 81driver first appeared in 82.Nx 3.0 . 83.Sh AUTHORS 84The 85.Nm 86driver was written by 87.An Jason R. Thorpe . 88