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.Dd May 16, 2007
.Dt DMESGFS 8
.Os
.Sh NAME
.Nm dmesgfs
.Nd refuse-based virtual file system to display devices found in dmesg
.Sh SYNOPSIS
.Nm
.Op Fl f
.Op Fl l
.Op Fl n Ar nexus
.Op Fl v
.Ar mount_point
.Sh DESCRIPTION
The
.Nm
utility can be used to mount a virtual file system which
shows the tree of devices present in the computer.
This tree is found by using the output of the
.Xr dmesg 8
command.
.Pp
The following arguments can be used:
.Bl -tag -width Ds
.It Fl f
present the attachment information in the virtual file system
as files.
.It Fl l
present the attachment information in the virtual file system
as symbolic links.
This is the default mode of operation.
.It Fl n Ar nexus
Use the nexus name
as the root of the device tree.
The default value for Nexus is
.Dq mainbus0 .
.It Fl v
Produce verbose output
.El
.Pp
The 
.Nm
utility makes use of the
.Xr virtdir 3
virtual directory routines.
.Pp
The
.Xr refuse 3
library is used to provide the file system features.
.Pp
The mandatory parameter is
the local mount
point.
.Pp
The
.Xr dmesg 8
utility is used to retrieve the information.
.Sh SEE ALSO
.Xr librefuse 3 ,
.Xr puffs 3 ,
.Xr virtdir 3 ,
.Xr dmesg 8 .
.Sh HISTORY
The
.Nm
utility first appeared in
.Nx 5.0 .
.Sh AUTHORS
.An Alistair Crooks Aq Mt agc@NetBSD.org