[3f8be484] | 1 | <?xml version="1.0" encoding="ISO-8859-1"?> |
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[aa18ac0] | 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN" |
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| 3 | "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [ |
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[3f8be484] | 4 | <!ENTITY % general-entities SYSTEM "../../general.ent"> |
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| 5 | %general-entities; |
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| 6 | ]> |
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| 7 | |
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| 8 | <sect1 id="ch-system-udev" role="wrap"> |
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| 9 | <?dbhtml filename="udev.html"?> |
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| 10 | |
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[d198125] | 11 | <title>Eudev-&udev-version;</title> |
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[3f8be484] | 12 | |
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| 13 | <indexterm zone="ch-system-udev"> |
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[d198125] | 14 | <primary sortas="a-Eudev">Eudev</primary> |
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[3f8be484] | 15 | </indexterm> |
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| 16 | |
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| 17 | <sect2 role="package"> |
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| 18 | <title/> |
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| 19 | |
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[d198125] | 20 | <para>The Eudev package contains programs for dynamic creation of device |
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[3f8be484] | 21 | nodes.</para> |
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| 22 | |
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| 23 | </sect2> |
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| 24 | |
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| 25 | <sect2 role="installation"> |
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[d198125] | 26 | <title>Installation of Eudev</title> |
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[3f8be484] | 27 | |
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[d198125] | 28 | <para os="a">Prepare Eudev for compilation:</para> |
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[3f8be484] | 29 | |
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[d198125] | 30 | <screen os="b"><userinput>./configure --prefix=/usr --sysconfdir=/etc \ |
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| 31 | --with-rootprefix="" --libexecdir=/lib --enable-split-usr \ |
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| 32 | --libdir=/usr/lib --with-rootlibdir=/lib --enable-rule_generator \ |
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| 33 | --disable-introspection --disable-keymap --disable-gudev --enable-libkmod</userinput></screen> |
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[3f8be484] | 34 | |
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[1da2a84] | 35 | <para os="c">Compile the package:</para> |
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[3f8be484] | 36 | |
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[1da2a84] | 37 | <screen os="d"><userinput>make</userinput></screen> |
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[3f8be484] | 38 | |
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[fba9a50c] | 39 | <para os="e">To test the results, issue: <userinput>make check</userinput>.</para> |
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| 40 | |
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[4faecfa] | 41 | <para os="g">Install the package:</para> |
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[3f8be484] | 42 | |
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[1da2a84] | 43 | <screen os="h"><userinput>make install</userinput></screen> |
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[3f8be484] | 44 | |
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[a10f292] | 45 | <para os="i">Create a directory for storing firmware that can be |
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[07e9936] | 46 | loaded by <command>udev</command>:</para> |
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| 47 | |
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[a10f292] | 48 | <screen os="j"><userinput>install -dv /lib/firmware</userinput></screen> |
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[9aba4a0] | 49 | |
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[dcbb278] | 50 | <para os="r1">Create a dummy rule so that eudev will name ethernet devices properly for the system.</para> |
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| 51 | |
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| 52 | <screen os="r2"><userinput>echo "# dummy, so that network is once again on eth*" \ |
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| 53 | > /etc/udev/rules.d/80-net-name-slot.rules</userinput></screen> |
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| 54 | |
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[3f8be484] | 55 | </sect2> |
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| 56 | |
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| 57 | <sect2 id="contents-udev" role="content"> |
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[d198125] | 58 | <title>Contents of Eudev</title> |
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[3f8be484] | 59 | |
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| 60 | <segmentedlist> |
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| 61 | <segtitle>Installed programs</segtitle> |
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[417c6ec] | 62 | <segtitle>Installed library</segtitle> |
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[7177438] | 63 | <segtitle>Installed directories</segtitle> |
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[3f8be484] | 64 | |
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| 65 | <seglistitem> |
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[417c6ec] | 66 | <seg>ata_id, cdrom_id, collect, create_floppy_devices, edd_id, |
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| 67 | firmware.sh, fstab_import, path_id, scsi_id, udevadm, udevd, usb_id, |
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| 68 | v4l_id, write_cd_rules, write_net_rules</seg> |
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| 69 | <seg>libudev</seg> |
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[61ad0b7f] | 70 | <seg>/etc/udev, /lib/firmware, /lib/udev, /usr/share/doc/udev</seg> |
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[3f8be484] | 71 | </seglistitem> |
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| 72 | </segmentedlist> |
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| 73 | |
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| 74 | <variablelist> |
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| 75 | <bridgehead renderas="sect3">Short Descriptions</bridgehead> |
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| 76 | <?dbfo list-presentation="list"?> |
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| 77 | <?dbhtml list-presentation="table"?> |
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| 78 | |
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[3a9adc5c] | 79 | <varlistentry id="udevadm"> |
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| 80 | <term><command>udevadm</command></term> |
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| 81 | <listitem> |
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[d198125] | 82 | <para>Controls the runtime behavior of Eudev, requests kernel |
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[1da2a84] | 83 | events, manages the event queue, and provides simple debugging.</para> |
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[3a9adc5c] | 84 | <indexterm zone="ch-system-udev udevadm"> |
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| 85 | <primary sortas="b-udevadm">udevadm</primary> |
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| 86 | </indexterm> |
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| 87 | </listitem> |
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| 88 | </varlistentry> |
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| 89 | |
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[3f8be484] | 90 | <varlistentry id="udevd"> |
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| 91 | <term><command>udevd</command></term> |
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| 92 | <listitem> |
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| 93 | <para>A daemon that reorders hotplug events before submitting them to |
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| 94 | <command>udev</command>, |
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| 95 | thus avoiding various race conditions</para> |
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| 96 | <indexterm zone="ch-system-udev udevd"> |
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| 97 | <primary sortas="b-udevd">udevd</primary> |
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| 98 | </indexterm> |
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| 99 | </listitem> |
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| 100 | </varlistentry> |
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| 101 | |
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[3a9adc5c] | 102 | <!-- Start of Helpers --> |
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[a68b59e] | 103 | <varlistentry id="ata_id"> |
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| 104 | <term><command>ata_id</command></term> |
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| 105 | <listitem> |
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[d198125] | 106 | <para>Provides Eudev with a unique string and additional |
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[a68b59e] | 107 | information (uuid, label) for an ATA drive</para> |
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| 108 | <indexterm zone="ch-system-udev ata_id"> |
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| 109 | <primary sortas="b-ata_id">ata_id</primary> |
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| 110 | </indexterm> |
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| 111 | </listitem> |
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| 112 | </varlistentry> |
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| 113 | |
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[6e8f798] | 114 | <varlistentry id="cdrom_id"> |
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| 115 | <term><command>cdrom_id</command></term> |
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[3f8be484] | 116 | <listitem> |
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[092b9f8] | 117 | <para>Prints the capabilities of a CDROM or DVDROM drive.</para> |
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[6e8f798] | 118 | <indexterm zone="ch-system-udev cdrom_id"> |
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| 119 | <primary sortas="b-cdrom_id">cdrom_id</primary> |
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[3f8be484] | 120 | </indexterm> |
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| 121 | </listitem> |
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| 122 | </varlistentry> |
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| 123 | |
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[1da2a84] | 124 | <varlistentry id="collect"> |
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| 125 | <term><command>collect</command></term> |
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[a68b59e] | 126 | <listitem> |
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[e487b49] | 127 | <para>Given an ID for the current uevent and a list of IDs |
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| 128 | (for all target uevents), registers the current ID and indicates whether |
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| 129 | all target IDs have been registered.</para> |
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[1da2a84] | 130 | <indexterm zone="ch-system-udev collect"> |
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| 131 | <primary sortas="b-collect">collect</primary> |
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[a68b59e] | 132 | </indexterm> |
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| 133 | </listitem> |
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| 134 | </varlistentry> |
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| 135 | |
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[1da2a84] | 136 | <varlistentry id="create_floppy_devices"> |
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| 137 | <term><command>create_floppy_devices</command></term> |
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[4ce2d9d] | 138 | <listitem> |
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[1da2a84] | 139 | <para>Creates all possible floppy devices based on the CMOS type</para> |
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| 140 | <indexterm zone="ch-system-udev create_floppy_devices"> |
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| 141 | <primary sortas="b-create_floppy_devices">create_floppy_devices</primary> |
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[4ce2d9d] | 142 | </indexterm> |
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| 143 | </listitem> |
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| 144 | </varlistentry> |
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| 145 | |
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| 146 | <varlistentry id="edd_id"> |
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| 147 | <term><command>edd_id</command></term> |
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| 148 | <listitem> |
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[092b9f8] | 149 | <para>Identifies x86 disk drives from Enhanced Disk Drive calls</para> |
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[4ce2d9d] | 150 | <indexterm zone="ch-system-udev edd_id"> |
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| 151 | <primary sortas="b-edd_id">edd_id</primary> |
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| 152 | </indexterm> |
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| 153 | </listitem> |
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| 154 | </varlistentry> |
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| 155 | |
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[a68b59e] | 156 | <varlistentry id="firmware.sh"> |
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[9e18eea] | 157 | <term><command>firmware.sh</command></term> |
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[3f8be484] | 158 | <listitem> |
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[3a9adc5c] | 159 | <para>Script to load firmware for a device</para> |
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[a68b59e] | 160 | <indexterm zone="ch-system-udev firmware.sh"> |
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| 161 | <primary sortas="b-firmware.sh">firmware.sh</primary> |
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[6e8f798] | 162 | </indexterm> |
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| 163 | </listitem> |
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| 164 | </varlistentry> |
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| 165 | |
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[1da2a84] | 166 | <varlistentry id="fstab_import"> |
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| 167 | <term><command>fstab_import</command></term> |
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| 168 | <listitem> |
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[e487b49] | 169 | <para>Finds an entry in <filename>/etc/fstab</filename> that matches |
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| 170 | the current device, and provides its information to Udev.</para> |
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[1da2a84] | 171 | <indexterm zone="ch-system-udev fstab_import"> |
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| 172 | <primary sortas="b-fstab_import">fstab_import</primary> |
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| 173 | </indexterm> |
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| 174 | </listitem> |
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| 175 | </varlistentry> |
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| 176 | |
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[a68b59e] | 177 | <varlistentry id="path_id"> |
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| 178 | <term><command>path_id</command></term> |
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[6e8f798] | 179 | <listitem> |
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[092b9f8] | 180 | <para>Provides the shortest possible unique hardware path to a |
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[a68b59e] | 181 | device</para> |
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| 182 | <indexterm zone="ch-system-udev path_id"> |
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| 183 | <primary sortas="b-path_id">path_id</primary> |
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[6e8f798] | 184 | </indexterm> |
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| 185 | </listitem> |
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| 186 | </varlistentry> |
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| 187 | |
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[a68b59e] | 188 | <varlistentry id="scsi_id"> |
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| 189 | <term><command>scsi_id</command></term> |
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[6e8f798] | 190 | <listitem> |
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[092b9f8] | 191 | <para>Retrieves or generates a unique SCSI identifier.</para> |
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[a68b59e] | 192 | <indexterm zone="ch-system-udev scsi_id"> |
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| 193 | <primary sortas="b-scsi_id">scsi_id</primary> |
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[6e8f798] | 194 | </indexterm> |
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| 195 | </listitem> |
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| 196 | </varlistentry> |
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| 197 | |
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| 198 | <varlistentry id="usb_id"> |
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| 199 | <term><command>usb_id</command></term> |
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| 200 | <listitem> |
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[092b9f8] | 201 | <para>Identifies a USB block device.</para> |
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[6e8f798] | 202 | <indexterm zone="ch-system-udev usb_id"> |
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| 203 | <primary sortas="b-usb_id">usb_id</primary> |
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| 204 | </indexterm> |
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| 205 | </listitem> |
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[092b9f8] | 206 | </varlistentry> |
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| 207 | |
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| 208 | <varlistentry id="v4l_id"> |
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| 209 | <term><command>v4l_id</command></term> |
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| 210 | <listitem> |
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[e487b49] | 211 | <para>Determines V4L capabilities for a given device.</para> |
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[092b9f8] | 212 | <indexterm zone="ch-system-udev v4l_id"> |
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| 213 | <primary sortas="b-v4l_id">v4l_id</primary> |
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| 214 | </indexterm> |
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| 215 | </listitem> |
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[6e8f798] | 216 | </varlistentry> |
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| 217 | |
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[1da2a84] | 218 | <varlistentry id="write_cd_rules"> |
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| 219 | <term><command>write_cd_rules</command></term> |
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| 220 | <listitem> |
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[e487b49] | 221 | <para>A script which generates Eudev rules to provide stable names |
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| 222 | for network interfaces.</para> |
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[1da2a84] | 223 | <indexterm zone="ch-system-udev write_cd_rules"> |
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| 224 | <primary sortas="b-write_cd_rules">write_cd_rules</primary> |
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| 225 | </indexterm> |
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| 226 | </listitem> |
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| 227 | </varlistentry> |
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| 228 | |
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| 229 | <varlistentry id="write_net_rules"> |
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| 230 | <term><command>write_net_rules</command></term> |
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| 231 | <listitem> |
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[e487b49] | 232 | <para>A script which generates Eudev rules to provide stable names |
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| 233 | for network interfaces.</para> |
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[1da2a84] | 234 | <indexterm zone="ch-system-udev write_net_rules"> |
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| 235 | <primary sortas="b-write_net_rules">write_net_rules</primary> |
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| 236 | </indexterm> |
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| 237 | </listitem> |
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| 238 | </varlistentry> |
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[3a9adc5c] | 239 | <!-- End of Helpers --> |
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[3f8be484] | 240 | |
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[1da2a84] | 241 | <varlistentry id="libudev"> |
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| 242 | <term><filename class="libraryfile">libudev</filename></term> |
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| 243 | <listitem> |
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[e487b49] | 244 | <para>A library interface to eudev device information.</para> |
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[1da2a84] | 245 | <indexterm zone="ch-system-udev libudev"> |
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[f4ab0fd] | 246 | <primary sortas="c-libudev">libudev</primary> |
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[1da2a84] | 247 | </indexterm> |
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| 248 | </listitem> |
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| 249 | </varlistentry> |
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| 250 | |
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[3f8be484] | 251 | <varlistentry id="etc-udev"> |
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| 252 | <term><filename class="directory">/etc/udev</filename></term> |
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| 253 | <listitem> |
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[8fd11cd] | 254 | <para>Contains <command>udev</command> configuration files, |
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[3f8be484] | 255 | device permissions, and rules for device naming</para> |
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| 256 | <indexterm zone="ch-system-udev etc-udev"> |
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| 257 | <primary sortas="e-/etc/udev">/etc/udev</primary> |
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| 258 | </indexterm> |
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| 259 | </listitem> |
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| 260 | </varlistentry> |
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| 261 | |
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[6e8f798] | 262 | <varlistentry id="lib-udev"> |
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| 263 | <term><filename class="directory">/lib/udev</filename></term> |
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| 264 | <listitem> |
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| 265 | <para>Contains <command>udev</command> helper programs |
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| 266 | and static devices which get copied to /dev when booted.</para> |
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| 267 | <indexterm zone="ch-system-udev lib-udev"> |
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| 268 | <primary sortas="e-/lib/udev">/lib/udev</primary> |
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| 269 | </indexterm> |
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| 270 | </listitem> |
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| 271 | </varlistentry> |
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[3f8be484] | 272 | </variablelist> |
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| 273 | |
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| 274 | </sect2> |
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| 275 | |
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| 276 | </sect1> |
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