source: BOOK/boot/common/eudev.xml @ 7cd7f99

systemd
Last change on this file since 7cd7f99 was 7cd7f99, checked in by Chris Staub <chris@…>, 8 years ago

Put one configure option per line
  • Property mode set to 100644
File size: 10.7 KB
Line 
1<?xml version="1.0" encoding="ISO-8859-1"?>
2<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
3  "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
4  <!ENTITY % general-entities SYSTEM "../../general.ent">
5  %general-entities;
6]>
7
8<sect1 id="ch-boot-eudev" role="wrap">
9  <?dbhtml filename="eudev.html"?>
10
11  <title>Eudev-&eudev-version;</title>
12
13  <indexterm zone="ch-boot-eudev">
14    <primary sortas="a-Eudev">Eudev</primary>
15  </indexterm>
16
17  <sect2 role="package">
18    <title/>
19
20    <para>The Eudev package contains programs for dynamic creation of device
21    nodes.</para>
22
23  </sect2>
24
25  <sect2 role="installation">
26    <title>Installation of Eudev</title>
27
28   <para os="a">Prepare Eudev for compilation:</para>
29
30<screen os="b"><userinput>./configure \
31    --prefix=/tools \
32    --build=${CLFS_HOST} \
33    --host=${CLFS_TARGET} \
34    --disable-introspection \
35    --disable-gtk-doc-html \
36    --disable-gudev \
37    --disable-keymap \
38    --with-firmware-path=/tools/lib/firmware \
39    --enable-libkmod</userinput></screen>
40
41    <variablelist os="b1">
42      <title>The meaning of the new configure options:</title>
43
44      <varlistentry>
45        <term><parameter>--disable-introspection --disable-gtk-doc-html
46        --disable-gudev --disable-keymap</parameter></term>
47        <listitem>
48          <para>These switches disable several features which are not needed
49          for the temporary system and have additional dependencies.</para>
50        </listitem>
51      </varlistentry>
52
53      <varlistentry>
54        <term><parameter>--with-firmware-path=/tools/lib/firmware</parameter></term>
55        <listitem>
56          <para>This allows Eudev to load firmware from
57          <filename class="directory">/tools/lib/firmware</filename> instead of
58          the default location of <filename class="directory">/lib/firmware</filename>.</para>
59        </listitem>
60      </varlistentry>
61
62      <varlistentry>
63        <term><parameter>--enable-libkmod</parameter></term>
64        <listitem>
65          <para>Allows Eudev to load modules by using
66          <filename class="libraryfile">libkmod</filename> directly.</para>
67        </listitem>
68      </varlistentry>
69
70    </variablelist>
71
72    <para os="c">Compile the package:</para>
73
74<screen os="d"><userinput>make</userinput></screen>
75
76    <para os="g">Install the package:</para>
77
78<screen os="j"><userinput>make install</userinput></screen>
79
80    <para os="i">Create a directory for storing firmware that can be
81    loaded by <command>udev</command>:</para>
82
83<screen os="k"><userinput>install -dv /tools/lib/firmware</userinput></screen>
84
85    <para os="r1">Create a dummy rule so that Eudev will name ethernet devices properly for the system.</para>
86
87<screen os="r2"><userinput>echo "# dummy, so that network is once again on eth*" &gt; \
88    /tools/etc/udev/rules.d/80-net-name-slot.rules</userinput></screen>
89
90 </sect2>
91
92  <sect2 id="contents-eudev" role="content">
93    <title>Contents of Eudev</title>
94
95    <segmentedlist>
96      <segtitle>Installed programs</segtitle>
97      <segtitle>Installed library</segtitle>
98      <segtitle>Installed directories</segtitle>
99
100      <seglistitem>
101        <seg>ata_id, cdrom_id, collect, create_floppy_devices, edd_id,
102        firmware.sh, fstab_import, path_id, scsi_id, udevadm, udevd, usb_id,
103        v4l_id, write_cd_rules, write_net_rules</seg>
104        <seg>libudev</seg>
105        <seg>/tools/etc/udev, /tools/lib/firmware, /tools/lib/udev</seg>
106      </seglistitem>
107    </segmentedlist>
108
109    <variablelist>
110      <bridgehead renderas="sect3">Short Descriptions</bridgehead>
111      <?dbfo list-presentation="list"?>
112      <?dbhtml list-presentation="table"?>
113
114      <varlistentry id="udevadm-eudev">
115        <term><command>udevadm</command></term>
116        <listitem>
117        <para>Controls the runtime behavior of Eudev, requests kernel
118        events, manages the event queue, and provides simple debugging.</para>
119          <indexterm zone="ch-boot-eudev udevadm-eudev">
120            <primary sortas="b-udevadm-eudev">udevadm</primary>
121          </indexterm>
122        </listitem>
123      </varlistentry>
124
125      <varlistentry id="udevd">
126        <term><command>udevd</command></term>
127        <listitem>
128          <para>A daemon that reorders hotplug events before submitting them to
129          <command>udev</command>,
130          thus avoiding various race conditions</para>
131          <indexterm zone="ch-boot-eudev udevd">
132            <primary sortas="b-udevd">udevd</primary>
133          </indexterm>
134        </listitem>
135      </varlistentry>
136
137 <!-- Start of Helpers -->
138      <varlistentry id="ata_id">
139        <term><command>ata_id</command></term>
140        <listitem>
141          <para>Provides Eudev with a unique string and additional
142          information (uuid, label) for an ATA drive</para>
143          <indexterm zone="ch-boot-eudev ata_id">
144            <primary sortas="b-ata_id">ata_id</primary>
145          </indexterm>
146        </listitem>
147      </varlistentry>
148
149      <varlistentry id="cdrom_id">
150        <term><command>cdrom_id</command></term>
151        <listitem>
152          <para>Prints the capabilities of a CDROM or DVDROM drive.</para>
153          <indexterm zone="ch-boot-eudev cdrom_id">
154            <primary sortas="b-cdrom_id">cdrom_id</primary>
155          </indexterm>
156        </listitem>
157      </varlistentry>
158
159      <varlistentry id="collect">
160        <term><command>collect</command></term>
161        <listitem>
162          <para>Given an ID for the current uevent and a list of IDs
163(for all target uevents), registers the current ID and indicates whether
164all target IDs have been registered.</para>
165          <indexterm zone="ch-boot-eudev collect">
166            <primary sortas="b-collect">collect</primary>
167          </indexterm>
168        </listitem>
169      </varlistentry>
170
171      <varlistentry id="create_floppy_devices">
172        <term><command>create_floppy_devices</command></term>
173        <listitem>
174          <para>Creates all possible floppy devices based on the CMOS type</para>
175          <indexterm zone="ch-boot-eudev create_floppy_devices">
176            <primary sortas="b-create_floppy_devices">create_floppy_devices</primary>
177          </indexterm>
178        </listitem>
179      </varlistentry>
180
181      <varlistentry id="edd_id">
182        <term><command>edd_id</command></term>
183        <listitem>
184          <para>Identifies x86 disk drives from Enhanced Disk Drive calls</para>
185          <indexterm zone="ch-boot-eudev edd_id">
186            <primary sortas="b-edd_id">edd_id</primary>
187          </indexterm>
188        </listitem>
189      </varlistentry>
190
191      <varlistentry id="firmware.sh">
192        <term><command>firmware.sh</command></term>
193        <listitem>
194          <para>Script to load firmware for a device</para>
195          <indexterm zone="ch-boot-eudev firmware.sh">
196            <primary sortas="b-firmware.sh">firmware.sh</primary>
197          </indexterm>
198        </listitem>
199      </varlistentry>
200
201      <varlistentry id="fstab_import">
202        <term><command>fstab_import</command></term>
203        <listitem>
204          <para>Finds an entry in <filename>/etc/fstab</filename> that matches
205the current device, and provides its information to Udev.</para>
206          <indexterm zone="ch-boot-eudev fstab_import">
207            <primary sortas="b-fstab_import">fstab_import</primary>
208          </indexterm>
209        </listitem>
210      </varlistentry>
211
212      <varlistentry id="path_id">
213        <term><command>path_id</command></term>
214        <listitem>
215          <para>Provides the shortest possible unique hardware path to a
216          device</para>
217          <indexterm zone="ch-boot-eudev path_id">
218            <primary sortas="b-path_id">path_id</primary>
219          </indexterm>
220        </listitem>
221      </varlistentry>
222
223      <varlistentry id="scsi_id">
224        <term><command>scsi_id</command></term>
225        <listitem>
226          <para>Retrieves or generates a unique SCSI identifier.</para>
227          <indexterm zone="ch-boot-eudev scsi_id">
228            <primary sortas="b-scsi_id">scsi_id</primary>
229          </indexterm>
230        </listitem>
231      </varlistentry>
232
233      <varlistentry id="usb_id">
234        <term><command>usb_id</command></term>
235        <listitem>
236          <para>Identifies a USB block device.</para>
237          <indexterm zone="ch-boot-eudev usb_id">
238            <primary sortas="b-usb_id">usb_id</primary>
239          </indexterm>
240        </listitem>
241      </varlistentry>
242
243      <varlistentry id="v4l_id">
244        <term><command>v4l_id</command></term>
245        <listitem>
246          <para>Determines V4L capabilities for a given device.</para>
247          <indexterm zone="ch-boot-eudev v4l_id">
248            <primary sortas="b-v4l_id">v4l_id</primary>
249          </indexterm>
250        </listitem>
251      </varlistentry>
252
253      <varlistentry id="write_cd_rules">
254        <term><command>write_cd_rules</command></term>
255        <listitem>
256          <para>A script which generates Eudev rules to provide stable names
257for network interfaces.</para>
258          <indexterm zone="ch-boot-eudev write_cd_rules">
259            <primary sortas="b-write_cd_rules">write_cd_rules</primary>
260          </indexterm>
261        </listitem>
262      </varlistentry>
263
264      <varlistentry id="write_net_rules">
265        <term><command>write_net_rules</command></term>
266        <listitem>
267          <para>A script which generates Eudev rules to provide stable names
268for network interfaces.</para>
269          <indexterm zone="ch-boot-eudev write_net_rules">
270            <primary sortas="b-write_net_rules">write_net_rules</primary>
271          </indexterm>
272        </listitem>
273      </varlistentry>
274<!-- End of Helpers -->
275
276      <varlistentry id="libudev-eudev">
277        <term><filename class="libraryfile">libudev</filename></term>
278        <listitem>
279          <para>A library interface to eudev device information.</para>
280          <indexterm zone="ch-boot-eudev libudev-eudev">
281            <primary sortas="c-libudev-eudev">libudev</primary>
282          </indexterm>
283        </listitem>
284      </varlistentry>
285
286      <varlistentry id="etc-eudev">
287        <term><filename class="directory">/etc/udev</filename></term>
288        <listitem>
289          <para>Contains <command>udev</command> configuration files,
290          device permissions, and rules for device naming</para>
291          <indexterm zone="ch-boot-eudev etc-eudev">
292            <primary sortas="e-/etc/udev">/etc/udev</primary>
293          </indexterm>
294        </listitem>
295      </varlistentry>
296
297      <varlistentry id="lib-eudev">
298        <term><filename class="directory">/lib/udev</filename></term>
299        <listitem>
300          <para>Contains <command>udev</command> helper programs
301          and static devices which get copied to /dev when booted.</para>
302          <indexterm zone="ch-boot-eudev lib-eudev">
303            <primary sortas="e-/lib/udev">/lib/udev</primary>
304          </indexterm>
305        </listitem>
306      </varlistentry>
307    </variablelist>
308
309  </sect2>
310
311</sect1>
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