source: general/sysutils/usbutils.xml@ d0d2c85a

<?xml version="1.0" encoding="ISO-8859-1"?>
<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
   "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
  <!ENTITY % general-entities SYSTEM "../../general.ent">
  %general-entities;

  <!ENTITY usbutils-download-http "&kernel-dl;/linux/utils/usb/usbutils/usbutils-&usbutils-version;.tar.xz">
  <!ENTITY usbutils-download-ftp  " ">
  <!ENTITY usbutils-md5sum        "91b0c9a3382d6f4c382df7a98462de2e">
  <!ENTITY usbutils-size          "96 KB">
  <!ENTITY usbutils-buildsize     "4.5 MB">
  <!ENTITY usbutils-time          "0.1 SBU">
]>

<sect1 id="usbutils" xreflabel="usbutils-&usbutils-version;">
  <?dbhtml filename="usbutils.html"?>

  <sect1info>
    <date>$Date$</date>
  </sect1info>

  <title>usbutils-&usbutils-version;</title>

  <indexterm zone="usbutils">
    <primary sortas="a-usbutils">usbutils</primary>
  </indexterm>

  <sect2 role="package">
    <title>Introduction to USB Utils</title>

    <para>
      The <application>USB Utils</application> package contains utilities
      used to display information about USB buses in the system and the
      devices connected to them.
    </para>

    &lfs101_checked;

    <bridgehead renderas="sect3">Package Information</bridgehead>
    <itemizedlist spacing="compact">
      <listitem>
        <para>
          Download (HTTP): <ulink url="&usbutils-download-http;"/>
        </para>
      </listitem>
      <listitem>
        <para>
          Download (FTP): <ulink url="&usbutils-download-ftp;"/>
        </para>
      </listitem>
      <listitem>
        <para>
          Download MD5 sum: &usbutils-md5sum;
        </para>
      </listitem>
      <listitem>
        <para>
          Download size: &usbutils-size;
        </para>
      </listitem>
      <listitem>
        <para>
          Estimated disk space required: &usbutils-buildsize;
        </para>
      </listitem>
      <listitem>
        <para>
          Estimated build time: &usbutils-time;
        </para>
      </listitem>
    </itemizedlist>
<!--
    <bridgehead renderas="sect3">Additional Downloads</bridgehead>
    <itemizedlist spacing="compact">
      <listitem>
        <para>
          Required patch:
          <ulink url="&patch-root;/usbutils-&usbutils-version;-lsusb_bugfixes-1.patch"/>
        </para>
      </listitem>
    </itemizedlist>
-->
    <bridgehead renderas="sect3">USB Utils Dependencies</bridgehead>

    <bridgehead renderas="sect4">Required</bridgehead>
    <para role="required">
      <xref linkend="libusb"/> and
      <xref linkend="wget"/>
      <!-- In the systemd book, a unit/timer is installed to update the
      usb.ids file automatically. 
      
      wget is used in the instructions below.
      -->
    </para>

<!-- lsusb.py has been ported to Python 3, and it is the only Python user
    <bridgehead renderas="sect4">Required Runtime</bridgehead>
    <para role="required">
      <xref role="runtime" linkend="python2"/>
    </para>
-->
    <para condition="html" role="usernotes">User Notes:
      <ulink url="&blfs-wiki;/usbutils"/>
    </para>
  </sect2>

  <sect2 role="installation">
    <title>Installation of USB Utils</title>

    <para>
      Install <application>USB Utils</application> by
      running the following commands:
    </para>

<screen><userinput>./autogen.sh --prefix=/usr --datadir=/usr/share/hwdata &amp;&amp;
make</userinput></screen>

    <para>
      This package does not come with a test suite.
    </para>

    <para>
      Now, as the <systemitem class="username">root</systemitem> user:
    </para>

<screen role="root"><userinput>make install</userinput></screen>

    <para>
      To install the <filename>usb.ids</filename> data file, using
      <xref linkend="wget"/>, run, as the
      <systemitem class="username">root</systemitem> user:
    </para>

<screen role="root"><userinput>install -dm755 /usr/share/hwdata/ &amp;&amp;
wget http://www.linux-usb.org/usb.ids -O /usr/share/hwdata/usb.ids</userinput></screen>

    <para>
      The script <command>lsusb.py</command> displays information in a more
      easily readable form than <command>lsusb</command>. To find the options,
      use <command>lsusb.py -h</command>. One form of use recommended by the
      developer is <command>lsusb.py -ciu</command>.
    </para>

  </sect2>
<!-- No longer needed
  <sect2 role="commands">
    <title>Command Explanations</title>

    <para>
      <command>sed ... lsusb.py</command>: Instructs lsusb.py where to search
      <filename>usb.ids</filename>.
    </para>

  </sect2>
-->
  <sect2 role="configuration">
    <title>Configuring USB Utils</title>

    <para revision="sysv">
      The <filename>usb.ids</filename> data file is constantly being updated.
      To get a current version of this file, using <xref linkend="wget"/>,
      periodically run again, as the
      <systemitem class="username">root</systemitem> user:
    </para>

<screen role="root" revision="sysv"><userinput>wget http://www.linux-usb.org/usb.ids -O /usr/share/hwdata/usb.ids</userinput></screen>

    <para>
      You should update the <filename>/usr/share/hwdata/usb.ids</filename> file
      periodically. <phrase revision="sysv">If you've installed
      <xref linkend="fcron"/> and completed the section on periodic jobs,
      execute</phrase><phrase revision="systemd">Execute</phrase> the following       commands, as the  <systemitem class="username">root</systemitem> user,
      to create a <phrase revision="sysv">weekly cron job:</phrase>
      <phrase revision="systemd">systemd timer to update it weekly on Sundays
      at 2:30 A.M. (local time):</phrase>
    </para>

<screen role="nodump" revision="sysv"><userinput>cat &gt; /etc/cron.weekly/update-usbids.sh &lt;&lt; "EOF" &amp;&amp;
<literal>#!/bin/bash
/usr/bin/wget http://www.linux-usb.org/usb.ids -O /usr/share/hwdata/usb.ids</literal>
EOF
chmod 754 /etc/cron.weekly/update-usbids.sh</userinput></screen>

<screen role="root" revision="systemd"><userinput>cat &gt; /usr/lib/systemd/system/update-usbids.service &lt;&lt; "EOF" &amp;&amp;
<literal>[Unit]
Description=Update usb.ids file
Documentation=man:lsusb(8)
DefaultDependencies=no
After=local-fs.target network-online.target
Before=shutdown.target

[Service]
Type=oneshot
RemainAfterExit=yes
ExecStart=/usr/bin/wget http://www.linux-usb.org/usb.ids -O /usr/share/hwdata/usb.ids</literal>
EOF
cat &gt; /usr/lib/systemd/system/update-usbids.timer &lt;&lt; "EOF" &amp;&amp;
<literal>[Unit]
Description=Update usb.ids file weekly

[Timer]
OnCalendar=Sun 03:00:00
Persistent=true

[Install]
WantedBy=timers.target</literal>
EOF
systemctl enable update-usbids.timer</userinput></screen>

  </sect2>

  <sect2 role="content">
    <title>Contents</title>

    <segmentedlist>
      <segtitle>Installed Programs</segtitle>
      <segtitle>Installed Libraries</segtitle>
      <segtitle>Installed Directories</segtitle>

      <seglistitem>
        <seg>
          lsusb, lsusb.py, usb-devices, and usbhid-dump
        </seg>
        <seg>
          None
        </seg>
        <seg>
          None
        </seg>
      </seglistitem>
    </segmentedlist>

    <variablelist>
      <bridgehead renderas="sect3">Short Descriptions</bridgehead>
      <?dbfo list-presentation="list"?>
      <?dbhtml list-presentation="table"?>

      <varlistentry id="lsusb">
        <term><command>lsusb</command></term>
        <listitem>
          <para>
            is a utility for displaying information about all USB buses
            in the system and all devices connected to them, but not in human
            friendly form
          </para>
          <indexterm zone="usbutils lsusb">
            <primary sortas="b-lsusb">lsusb</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="lsusb.py">
        <term><command>lsusb.py</command></term>
        <listitem>
          <para>
            displays information about all USB buses in the system and all
            devices connected to them in reasonable human friendly form
          </para>
          <indexterm zone="usbutils lsusb.py">
            <primary sortas="b-lsusb.py">lsusb.py</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="usb-devices">
        <term><command>usb-devices</command></term>
        <listitem>
          <para>
            is a shell script that displays details of USB buses and devices
            connected to them. It is designed to be used if /proc/bus/usb/devices
            is not available on your system
          </para>
          <indexterm zone="usbutils usb-devices">
            <primary sortas="b-usb-devices">usb-devices</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="usbhid-dump">
        <term><command>usbhid-dump</command></term>
        <listitem>
          <para>
            is used to dump report descriptors and streams from HID
            (human interface device) interfaces of USB devices
          </para>
          <indexterm zone="usbutils usbhid-dump">
            <primary sortas="b-usbhid-dump">usbhid-dump</primary>
          </indexterm>
        </listitem>
      </varlistentry>

    </variablelist>

  </sect2>

</sect1>