NetBSD/gnu/usr.sbin/mdsetimage/mdsetimage.8

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.\" $NetBSD: mdsetimage.8,v 1.5 2002/09/27 07:25:07 wiz Exp $
.\"
.\" Copyright (c) 1996 Christopher G. Demetriou
.\" All rights reserved.
2002-02-23 20:01:20 +03:00
.\"
.\" 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.
.\" 3. The name of the author may not be used to endorse or promote products
.\" derived from this software without specific prior written permission.
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.\"
.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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2002-02-23 20:01:20 +03:00
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.\" <<Id: LICENSE_GC,v 1.1 2001/10/01 23:24:05 cgd Exp>>
.\"
.Dd September 27, 2002
.Dt MDSETIMAGE 8
.Os
.Sh NAME
.Nm mdsetimage
.Nd set kernel RAM disk image
.Sh SYNOPSIS
.Nm
.Op Fl svx
.Op Fl b Ar bfdname
.Ar kernel
.Ar image
.Sh DESCRIPTION
The
.Nm
command copies the disk image specified by
.Ar image
into the memory disk storage area in
.Ar kernel .
The file system present in
.Ar image
will typically be used by the kernel
as the root file system.
.Pp
To recognize kernel executable format, the
.Fl b
flag specifies BFD name of kernel.
.Pp
If the
.Fl s
flags is given,
.Nm
will write back the actual disk image size back into
.Ar kernel .
.Pp
If the
.Fl v
flag is given,
.Nm
will print out status information as
it is copying the image.
.Pp
If the
.Fl x
flag is given,
.Nm
will extract the disk image from
.Ar kernel
into the file
.Ar image .
This is the opposite of the default behavior.
.Sh SEE ALSO
.Xr md 4 ,
.Xr mdconfig 8