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6 <refentry id="systemd-hwdb">
8 <title>systemd-hwdb</title>
9 <productname>systemd</productname>
12 <contrib>Developer</contrib>
13 <firstname>Kay</firstname>
14 <surname>Sievers</surname>
15 <email>kay@vrfy.org</email>
18 <contrib>Developer</contrib>
19 <firstname>Tom</firstname>
20 <surname>Gundersen</surname>
21 <email>teg@jklm.no</email>
27 <refentrytitle>systemd-hwdb</refentrytitle>
28 <manvolnum>8</manvolnum>
32 <refname>systemd-hwdb</refname><refpurpose>hardware database management tool</refpurpose>
37 <command>systemd-hwdb <optional>options</optional> update</command>
40 <command>systemd-hwdb <optional>options</optional> query <replaceable>modalias</replaceable></command>
44 <refsect1><title>Description</title>
45 <para><command>systemd-hwdb</command> expects a command and command
46 specific arguments. It manages the binary hardware database.</para>
49 <refsect1><title>Options</title>
52 <term><option>-h</option></term>
53 <term><option>--help</option></term>
55 <para>Print help text.</para>
59 <term><option>--usr</option></term>
61 <para>Generate in /usr/lib/udev instead of /etc/udev.</para>
65 <term><option>-r</option></term>
66 <term><option>--root=<replaceable>PATH</replaceable></option></term>
68 <para>Alternative root path in the filesystem.</para>
73 <refsect2><title>systemd-hwdb
74 <arg choice="opt"><replaceable>options</replaceable></arg>
76 <para>Update the binary database.</para>
79 <refsect2><title>systemd-hwdb
80 <arg choice="opt"><replaceable>options</replaceable></arg>
82 <arg><replaceable>MODALIAS</replaceable></arg>
84 <para>Query database and print result.</para>
89 <title>See Also</title>
91 <refentrytitle>hwdb</refentrytitle><manvolnum>7</manvolnum>
92 </citerefentry></para>