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+<table class="head">
+ <tr>
+ <td class="head-ltitle">DEVFS.CONF(5)</td>
+ <td class="head-vol">File Formats Manual</td>
+ <td class="head-rtitle">DEVFS.CONF(5)</td>
+ </tr>
+</table>
+<div class="manual-text">
+<section class="Sh">
+<h1 class="Sh" id="NAME"><a class="permalink" href="#NAME">NAME</a></h1>
+<p class="Pp"><code class="Nm">devfs.conf</code> &#x2014;
+ <span class="Nd">boot-time devfs configuration information</span></p>
+</section>
+<section class="Sh">
+<h1 class="Sh" id="DESCRIPTION"><a class="permalink" href="#DESCRIPTION">DESCRIPTION</a></h1>
+<p class="Pp">The <code class="Nm">devfs.conf</code> file provides an easy way
+ to set ownership and permissions, or create links for devices available at
+ boot.</p>
+<p class="Pp">It does not work for devices plugged in and out after the system
+ is up and running, e.g. USB devices. See <a class="Xr">devfs.rules(5)</a>
+ for setting ownership and permissions for all device nodes, and
+ <a class="Xr">devd.conf(5)</a> for actions to be taken when devices are
+ attached or detached.</p>
+<p class="Pp">Lines starting with a hash sign
+ (&#x2018;<code class="Li">#</code>&#x2019;) and empty lines are ignored. The
+ lines that specify <code class="Nm">devfs.conf</code> rules consist of three
+ parameters separated by whitespace:</p>
+<dl class="Bl-tag">
+ <dt><var class="Ar">action</var></dt>
+ <dd>The action to take for the device. The action names are only significant
+ to the first unique character.</dd>
+ <dt><var class="Ar">devname</var></dt>
+ <dd>The name of the device created by <a class="Xr">devfs(4)</a>.</dd>
+ <dt><var class="Ar">arg</var></dt>
+ <dd>The argument of the <var class="Ar">action</var>.</dd>
+</dl>
+<p class="Pp">The actions currently supported are:</p>
+<dl class="Bl-tag">
+ <dt id="link"><a class="permalink" href="#link"><code class="Ic">link</code></a></dt>
+ <dd>This action creates a symbolic link named <var class="Ar">arg</var> that
+ points to <var class="Ar">devname</var>, the name of the device created by
+ <a class="Xr">devfs(4)</a>.</dd>
+ <dt id="own"><a class="permalink" href="#own"><code class="Ic">own</code></a></dt>
+ <dd>This action changes the ownership of <var class="Ar">devname</var>. The
+ <var class="Ar">arg</var> parameter must be in the form of an
+ <var class="Ar">owner</var>:<var class="Ar">group</var> pair, in the same
+ format used by <a class="Xr">chown(8)</a>.</dd>
+ <dt id="perm"><a class="permalink" href="#perm"><code class="Ic">perm</code></a></dt>
+ <dd>This action changes the permissions of <var class="Ar">devname</var>. The
+ <var class="Ar">arg</var> parameter must be a <var class="Ar">mode</var>
+ as explained in <a class="Xr">chmod(1)</a>.</dd>
+</dl>
+</section>
+<section class="Sh">
+<h1 class="Sh" id="FILES"><a class="permalink" href="#FILES">FILES</a></h1>
+<dl class="Bl-tag Bl-compact">
+ <dt><span class="Pa">/etc/devfs.conf</span></dt>
+ <dd style="width: auto;">&#x00A0;</dd>
+ <dt><span class="Pa">/usr/share/examples/etc/devfs.conf</span></dt>
+ <dd style="width: auto;">&#x00A0;</dd>
+</dl>
+</section>
+<section class="Sh">
+<h1 class="Sh" id="EXAMPLES"><a class="permalink" href="#EXAMPLES">EXAMPLES</a></h1>
+<p class="Pp">To create a <span class="Pa">/dev/cdrom</span> link that points to
+ the first CD-ROM, the following may be added to
+ <code class="Nm">devfs.conf</code>:</p>
+<div class="Bd Pp Bd-indent Li">
+<pre>link cd0 cdrom</pre>
+</div>
+<p class="Pp">To set the owner of a device, the <code class="Ic">own</code>
+ action may be specified:</p>
+<div class="Bd Pp Bd-indent Li">
+<pre>own cd0 root:cdrom</pre>
+</div>
+<p class="Pp">To set the permissions of a device, a <code class="Ic">perm</code>
+ action should be used:</p>
+<div class="Bd Pp Bd-indent Li">
+<pre>perm cd0 0660</pre>
+</div>
+</section>
+<section class="Sh">
+<h1 class="Sh" id="SEE_ALSO"><a class="permalink" href="#SEE_ALSO">SEE
+ ALSO</a></h1>
+<p class="Pp"><a class="Xr">chmod(1)</a>, <a class="Xr">devfs(4)</a>,
+ <a class="Xr">devd.conf(5)</a>, <a class="Xr">devfs.rules(5)</a>,
+ <a class="Xr">chown(8)</a></p>
+</section>
+<section class="Sh">
+<h1 class="Sh" id="AUTHORS"><a class="permalink" href="#AUTHORS">AUTHORS</a></h1>
+<p class="Pp">This manual page was written by <span class="An">Roland
+ Smith</span>
+ &lt;<a class="Mt" href="mailto:rsmith@xs4all.nl">rsmith@xs4all.nl</a>&gt;.</p>
+</section>
+</div>
+<table class="foot">
+ <tr>
+ <td class="foot-date">May 25, 2019</td>
+ <td class="foot-os">FreeBSD 15.0</td>
+ </tr>
+</table>