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-<?xml version="1.0" encoding="ISO-8859-1"?>
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-<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
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- "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
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- <!ENTITY % general-entities SYSTEM "../general.ent">
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- %general-entities;
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-]>
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-
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-<sect1 id="ch-system-udev" role="wrap">
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- <?dbhtml filename="udev.html"?>
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-
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- <sect1info condition="script">
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- <productname>udev</productname>
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- <productnumber>&udev-version;</productnumber>
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- <address>&udev-url;</address>
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- </sect1info>
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-
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- <title>Udev-&udev-version;</title>
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-
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- <indexterm zone="ch-system-udev">
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- <primary sortas="a-Udev">Udev</primary>
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- </indexterm>
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-
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- <sect2 role="package">
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- <title/>
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-
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- <para>The Udev package contains programs for dynamic creation of device
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- nodes.</para>
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-
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- <segmentedlist>
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- <segtitle>&buildtime;</segtitle>
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- <segtitle>&diskspace;</segtitle>
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-
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- <seglistitem>
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- <seg>&udev-ch6-sbu;</seg>
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- <seg>&udev-ch6-du;</seg>
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- </seglistitem>
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- </segmentedlist>
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- </sect2>
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-
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- <sect2 role="installation">
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- <title>Installation of Udev</title>
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-
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- <para>The udev-config tarball contains LFS-specific files used to configure
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- Udev. Unpack it into the Udev source directory:</para>
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-
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-<screen><userinput remap="pre">tar -xvf ../&udev-config;.tar.bz2</userinput></screen>
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-
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- <para>Create some devices and directories that Udev cannot handle due to
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- them being required very early in the boot process, or by Udev itself:</para>
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-
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-<screen><userinput remap="install">install -dv /lib/{firmware,udev/devices/pts}
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-mknod -m0666 /lib/udev/devices/null c 1 3</userinput></screen>
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-
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- <para>Prepare the package for compilation:</para>
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-
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-<!-- Note that "libdir=/usr/lib64" would be required for multilib. -->
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-<screen><userinput remap="configure">./configure --prefix=/usr \
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- --with-rootprefix='' \
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- --bindir=/sbin \
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- --sysconfdir=/etc \
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- --libexecdir=/lib \
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- --enable-rule_generator \
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- --disable-introspection \
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- --disable-keymap \
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- --disable-gudev \
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- --with-usb-ids-path=no \
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- --with-pci-ids-path=no \
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- --with-systemdsystemunitdir=no</userinput></screen>
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-
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- <variablelist>
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- <title>The meaning of the new configure options</title>
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-
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- <!-- Note that libexecdir *MUST* stay /lib, even on a 64-bit
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- / multilib system where udev is compiled for 64-bit. The udev
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- configure system automatically adds "udev" onto this path, and other
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- packages require /lib/udev; the udev maintainers have
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- said this is part of the udev API. -->
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- <varlistentry>
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- <term><parameter>--libexecdir=/lib</parameter></term>
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- <listitem>
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- <para>This controls where Udev-internal rules and helper programs
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- are installed.</para>
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- </listitem>
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- </varlistentry>
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-
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- <varlistentry>
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- <term><parameter>--enable-rule_generator</parameter></term>
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- <listitem>
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- <para>This allows persistent rules to be generated for network and
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- optical media devices</para>
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- </listitem>
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- </varlistentry>
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-
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- <varlistentry>
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- <term><parameter>--disable-* and --with-*</parameter></term>
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- <listitem>
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- <para>These options prevent Udev from installing helper programs and
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- other extras which require more external libraries. These libraries
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- are not part of the base LFS system. See the Udev
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- <filename>README</filename> file for more information.</para>
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- </listitem>
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- </varlistentry>
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- </variablelist>
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-
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- <para>Compile the package:</para>
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-
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-<screen><userinput remap="make">make</userinput></screen>
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-
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- <para>Test the package.</para>
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-
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-<screen><userinput remap="test">make check</userinput></screen>
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-
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- <para>Install the package:</para>
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-
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-<screen><userinput remap="install">make install</userinput></screen>
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-
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- <para>Remove an empty documentation directory:</para>
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-
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-<screen><userinput remap="install">rmdir -v /usr/share/doc/udev</userinput></screen>
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-
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- <para>Now install the LFS-specific custom rules files:</para>
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-
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-<screen><userinput remap="install">cd &udev-config;
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-make install</userinput></screen>
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-
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- <para>Install the documentation that explains the LFS-specific rules
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- files:</para>
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-
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-<screen><userinput remap="install">make install-doc</userinput></screen>
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-
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- </sect2>
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-
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- <sect2 id="contents-udev" role="content">
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- <title>Contents of Udev</title>
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-
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- <segmentedlist>
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- <segtitle>Installed programs</segtitle>
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- <segtitle>Installed libraries</segtitle>
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- <segtitle>Installed directories</segtitle>
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-
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- <seglistitem>
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- <seg>ata_id, cdrom_id, collect, create_floppy_devices, edd_id,
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- firmware.sh, fstab_import, path_id, scsi_id, udevadm, udevd,
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- usb_id, write_cd_rules, and write_net_rules</seg>
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- <seg>libudev.{a,so}</seg>
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- <seg>/etc/udev, /lib/udev, /lib/firmware, /usr/share/doc/udev-config,
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- /usr/share/gtk-doc/html/libudev</seg>
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- </seglistitem>
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- </segmentedlist>
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-
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- <variablelist>
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- <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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- <?dbfo list-presentation="list"?>
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- <?dbhtml list-presentation="table"?>
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-
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- <varlistentry id="ata_id">
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- <term><command>ata_id</command></term>
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- <listitem>
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- <para>Provides Udev with a unique string and
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- additional information (uuid, label) for an ATA drive</para>
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- <indexterm zone="ch-system-udev ata_id">
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- <primary sortas="b-ata_id">ata_id</primary>
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- </indexterm>
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- </listitem>
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- </varlistentry>
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-
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- <varlistentry id="cdrom_id">
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- <term><command>cdrom_id</command></term>
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- <listitem>
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- <para>Provides Udev with the capabilities of a
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- CD-ROM or DVD-ROM drive</para>
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- <indexterm zone="ch-system-udev cdrom_id">
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- <primary sortas="b-cdrom_id">cdrom_id</primary>
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- </indexterm>
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- </listitem>
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- </varlistentry>
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-
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- <varlistentry id="collect">
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- <term><command>collect</command></term>
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- <listitem>
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- <para>Given an ID for the current uevent and a list of
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- IDs (for all target uevents), registers the current ID
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- and indicates whether all target IDs have been registered</para>
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- <indexterm zone="ch-system-udev collect">
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- <primary sortas="b-collect">collect</primary>
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- </indexterm>
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- </listitem>
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- </varlistentry>
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-
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- <varlistentry id="create_floppy_devices">
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- <term><command>create_floppy_devices</command></term>
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- <listitem>
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- <para>Creates all possible floppy devices based on the CMOS type</para>
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- <indexterm zone="ch-system-udev create_floppy_devices">
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- <primary sortas="b-create_floppy_devices">create_floppy_devices</primary>
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- </indexterm>
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- </listitem>
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- </varlistentry>
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-
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- <varlistentry id="edd_id">
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- <term><command>edd_id</command></term>
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- <listitem>
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- <para>Provides Udev with the EDD ID for a BIOS disk drive</para>
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- <indexterm zone="ch-system-udev edd_id">
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- <primary sortas="b-edd_id">edd_id</primary>
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- </indexterm>
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- </listitem>
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- </varlistentry>
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-
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- <varlistentry id="firmware.sh">
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- <term><command>firmware.sh</command></term>
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- <listitem>
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- <para>Uploads firmware to devices</para>
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- <indexterm zone="ch-system-udev firmware.sh">
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- <primary sortas="b-firmware.sh">firmware.sh</primary>
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- </indexterm>
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- </listitem>
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- </varlistentry>
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-
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- <varlistentry id="fstab_import">
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- <term><command>fstab_import</command></term>
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- <listitem>
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- <para>Finds an entry in <filename>/etc/fstab</filename> that
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- matches the current device, and provides its information to
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- Udev</para>
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- <indexterm zone="ch-system-udev fstab_import">
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- <primary sortas="b-fstab_import">fstab_import</primary>
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- </indexterm>
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- </listitem>
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- </varlistentry>
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-
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- <varlistentry id="path_id">
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- <term><command>path_id</command></term>
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- <listitem>
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- <para>Provides the shortest possible unique hardware path to a
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- device</para>
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- <indexterm zone="ch-system-udev path_id">
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- <primary sortas="b-path_id">path_id</primary>
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- </indexterm>
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- </listitem>
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- </varlistentry>
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-
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- <varlistentry id="scsi_id">
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- <term><command>scsi_id</command></term>
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- <listitem>
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- <para>Provides Udev with a unique SCSI identifier
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- based on the data returned from sending a SCSI INQUIRY command to
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- the specified device</para>
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- <indexterm zone="ch-system-udev scsi_id">
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- <primary sortas="b-scsi_id">scsi_id</primary>
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- </indexterm>
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- </listitem>
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- </varlistentry>
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-
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- <varlistentry id="udevadm">
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- <term><command>udevadm</command></term>
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- <listitem>
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- <para>Generic udev administration tool: controls the udevd daemon,
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- provides info from the Udev database, monitors uevents, waits for
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- uevents to finish, tests Udev configuration, and triggers uevents
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- for a given device</para>
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- <indexterm zone="ch-system-udev udevadm">
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- <primary sortas="b-udevadm">udevadm</primary>
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- </indexterm>
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- </listitem>
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- </varlistentry>
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-
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- <varlistentry id="udevd">
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- <term><command>udevd</command></term>
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- <listitem>
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- <para>A daemon that listens for uevents on the netlink socket,
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- creates devices and runs the configured external programs in
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- response to these uevents</para>
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- <indexterm zone="ch-system-udev udevd">
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- <primary sortas="b-udevd">udevd</primary>
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- </indexterm>
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- </listitem>
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- </varlistentry>
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-
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- <varlistentry id="usb_id">
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- <term><command>usb_id</command></term>
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- <listitem>
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- <para>Provides Udev with information about USB
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- devices</para>
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- <indexterm zone="ch-system-udev usb_id">
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- <primary sortas="b-usb_id">usb_id</primary>
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- </indexterm>
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- </listitem>
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- </varlistentry>
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-
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- <varlistentry id="write_cd_rules">
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- <term><command>write_cd_rules</command></term>
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- <listitem>
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- <para>A script which generates Udev rules to provide stable names for
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- optical drives (see also <xref linkend="ch-scripts-symlinks"/>)</para>
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- <indexterm zone="ch-system-udev write_cd_rules">
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- <primary sortas="b-write_cd_rules">write_cd_rules</primary>
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- </indexterm>
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- </listitem>
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- </varlistentry>
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-
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- <varlistentry id="write_net_rules">
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- <term><command>write_net_rules</command></term>
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- <listitem>
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- <para>A script which generates rules to provide stable names for
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- network interfaces (see also <xref linkend="ch-scripts-network"/>)
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- </para>
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- <indexterm zone="ch-system-udev write_net_rules">
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- <primary sortas="b-write_net_rules">write_net_rules</primary>
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- </indexterm>
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- </listitem>
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- </varlistentry>
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-
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- <varlistentry id="libudev">
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- <term><filename class="libraryfile">libudev</filename></term>
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- <listitem>
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- <para>A library interface to udev device information</para>
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- <indexterm zone="ch-system-udev libudev">
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- <primary sortas="c-libudev">libudev</primary>
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- </indexterm>
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- </listitem>
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- </varlistentry>
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-
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- <varlistentry id="etc-udev">
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- <term><filename class="directory">/etc/udev</filename></term>
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- <listitem>
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- <para>Contains Udev configuration files,
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- device permissions, and rules for device naming</para>
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- <indexterm zone="ch-system-udev etc-udev">
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- <primary sortas="e-/etc/udev">/etc/udev</primary>
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- </indexterm>
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- </listitem>
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- </varlistentry>
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-
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- </variablelist>
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-
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- </sect2>
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-
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-</sect1>
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Bruce Dubbs