NetBSD/share/man/man4/dk.4

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.\" $NetBSD: dk.4,v 1.7 2017/02/26 11:56:49 rin Exp $
.\"
.\" Copyright (c) 2006 The NetBSD Foundation, Inc.
.\" All rights reserved.
.\"
.\" This code is derived from software contributed to The NetBSD Foundation
.\" by Jason R. Thorpe.
.\"
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.\" modification, are permitted provided that the following conditions
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.\" notice, this list of conditions and the following disclaimer.
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.\" Jonathan A. Kollasch used vnd(4) as the template for this man page.
.\"
.Dd February 26, 2017
.Dt DK 4
.Os
.Sh NAME
.Nm dk
.Nd disk partition
.Pq wedge
driver
.Sh SYNOPSIS
.Cd "options DKWEDGE_AUTODISCOVER"
.Cd "options DKWEDGE_METHOD_BSDLABEL"
.Cd "options DKWEDGE_METHOD_GPT"
.Cd "options DKWEDGE_METHOD_MBR"
.Cd "options DKWEDGE_METHOD_RDB"
.Sh DESCRIPTION
The
.Nm
driver provides a disk-like interface, or
.Em wedge ,
to an area of a physical disk.
Wedges may be configured manually with
.Xr dkctl 8
or automatically by the kernel upon the attachment of the physical disk.
.Sh KERNEL OPTIONS
.Bl -tag -width DKWEDGE_METHOD_BSDLABEL
.It Dv DKWEDGE_AUTODISCOVER
Automatically detect and configure wedges using any available methods.
.It Dv DKWEDGE_METHOD_BSDLABEL
BSD disklabel detection method.
.It Dv DKWEDGE_METHOD_GPT
Extensible Firmware Interface Globally Unique Identifier Partition Table
(GPT) detection method.
.It Dv DKWEDGE_METHOD_MBR
IBM PC-compatible Master Boot Record (MBR) partitioning detection method,
with support for Extended MBRs.
.It Dv DKWEDGE_METHOD_RDB
Amiga Rigid Disk Block (RDB) partitioning detection method.
.El
.Sh FILES
.Bl -tag -width /dev/XXrXdkX -compact
.It Pa /dev/{,r}dk*
.Nm
device special files.
.El
.Sh SEE ALSO
.Xr config 1 ,
.Xr disklabel 8 ,
.Xr dkctl 8 ,
.Xr fdisk 8 ,
.Xr gpt 8 ,
.Xr MAKEDEV 8
.Sh HISTORY
The
.Nm
driver first appeared in
.Nx 3.0 .
.Sh AUTHORS
The
.Nm
driver was written by
.An Jason R. Thorpe .