[7152faa] | 1 | <?xml version="1.0" encoding="UTF-8"?>
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[2442205] | 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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| 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-kmod" role="wrap">
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| 9 | <?dbhtml filename="kmod.html"?>
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| 10 |
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| 11 | <sect1info condition="script">
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| 12 | <productname>kmod</productname>
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| 13 | <productnumber>&kmod-version;</productnumber>
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| 14 | <address>&kmod-url;</address>
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| 15 | </sect1info>
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| 16 |
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| 17 | <title>Kmod-&kmod-version;</title>
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| 18 |
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| 19 | <indexterm zone="ch-system-kmod">
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| 20 | <primary sortas="a-Kmod">Kmod</primary>
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| 21 | </indexterm>
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| 22 |
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| 23 | <sect2 role="package">
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| 24 | <title/>
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| 25 |
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| 26 | <para>The Kmod package contains libraries and utilities for loading kernel
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| 27 | modules</para>
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| 28 |
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| 29 | <segmentedlist>
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| 30 | <segtitle>&buildtime;</segtitle>
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| 31 | <segtitle>&diskspace;</segtitle>
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| 32 |
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| 33 | <seglistitem>
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[6dfcfecc] | 34 | <seg>&kmod-fin-sbu;</seg>
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| 35 | <seg>&kmod-fin-du;</seg>
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[2442205] | 36 | </seglistitem>
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| 37 | </segmentedlist>
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| 38 |
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| 39 | </sect2>
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| 40 |
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| 41 | <sect2 role="installation">
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| 42 | <title>Installation of Kmod</title>
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| 43 |
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| 44 | <para>Prepare Kmod for compilation:</para>
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| 45 |
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[17c46c2] | 46 | <screen><userinput remap="configure">./configure --prefix=/usr \
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| 47 | --sysconfdir=/etc \
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[f5923aa] | 48 | --with-openssl \
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[17c46c2] | 49 | --with-xz \
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[edd83dc] | 50 | --with-zstd \
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[9f5aaf7] | 51 | --with-zlib</userinput></screen>
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[2442205] | 52 |
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| 53 | <variablelist>
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| 54 | <title>The meaning of the configure options:</title>
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| 55 |
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| 56 | <varlistentry>
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[f5923aa] | 57 | <term>
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| 58 | <parameter>--with-openssl</parameter>
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| 59 | </term>
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| 60 | <listitem>
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| 61 | <para>This option enables Kmod to handle PKCS7 signatures for
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| 62 | kernel modules.</para>
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| 63 | </listitem>
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| 64 | </varlistentry>
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| 65 |
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| 66 | <varlistentry>
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| 67 | <term>
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| 68 | <parameter>--with-xz</parameter>,
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| 69 | <parameter>--with-zlib</parameter>, and
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| 70 | <parameter>--with-zstd</parameter>
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| 71 | </term>
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[2442205] | 72 | <listitem>
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[0844c14] | 73 | <para>These options enable Kmod to handle compressed kernel modules.</para>
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[2442205] | 74 | </listitem>
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[a4d96cea] | 75 | </varlistentry>
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[aa976fe] | 76 |
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[2442205] | 77 | </variablelist>
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| 78 |
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| 79 | <para>Compile the package:</para>
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| 80 |
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| 81 | <screen><userinput remap="make">make</userinput></screen>
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| 82 |
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[f26f74cb] | 83 | <para>The test suite of this package requires raw kernel headers
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| 84 | (not the <quote>sanitized</quote> kernel headers installed earlier),
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| 85 | which are beyond the scope of LFS.</para>
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[fd162f6] | 86 |
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[e723142] | 87 | <para>Install the package and recreate some symlinks for
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[e043985] | 88 | compatibility with Module-Init-Tools (the package that previously handled
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[e2d3b4b] | 89 | Linux kernel modules). The building system will create all these
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| 90 | symlinks in <filename class='directory'>/usr/bin</filename>, but we
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| 91 | only want <command>lsmod</command> there and all other symlinks in
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| 92 | <filename class='directory'>/usr/sbin</filename> instead:</para>
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[2442205] | 93 |
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[4ea67ff] | 94 | <screen><userinput remap="install">make install
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[9f5aaf7] | 95 |
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[c31e35b] | 96 | for target in depmod insmod modinfo modprobe rmmod; do
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[e3471c8] | 97 | ln -sfv ../bin/kmod /usr/sbin/$target
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[dcf5543] | 98 | rm -fv /usr/bin/$target
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[e723142] | 99 | done</userinput></screen>
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[2442205] | 100 |
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| 101 | </sect2>
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| 102 |
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[6dfcfecc] | 103 | <!-- - - - - - - - - - -->
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| 104 | <!-- Multilib - 32bit -->
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| 105 | <!-- - - - - - - - - - -->
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[fd48baa] | 106 |
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| 107 | <sect2 arch="ml_32,ml_all" role="installation">
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[6dfcfecc] | 108 | <title>Installation of Kmod - 32bit</title>
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[b3f1ebb3] | 109 |
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[6dfcfecc] | 110 | <para>Clean previous build but keep man pages as they cannot
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| 111 | be recreated since xsltproc isn't installed yet:</para>
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[b3f1ebb3] | 112 |
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[6dfcfecc] | 113 | <screen><userinput remap="pre">sed -e "s/^CLEANFILES =.*/CLEANFILES =/" -i man/Makefile
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[b3f1ebb3] | 114 | make clean</userinput></screen>
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| 115 |
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| 116 | <para>Prepare Kmod for compilation:</para>
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| 117 |
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[6dfcfecc] | 118 | <screen><userinput remap="configure">CC="gcc -m32" ./configure \
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[70aadfb] | 119 | --host=i686-pc-linux-gnu \
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[6dfcfecc] | 120 | --prefix=/usr \
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[70aadfb] | 121 | --libdir=/usr/lib32 \
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[6dfcfecc] | 122 | --sysconfdir=/etc \
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[9282602] | 123 | --with-openssl \
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[6dfcfecc] | 124 | --with-xz \
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[9ea5b3d] | 125 | --with-zstd \
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[6dfcfecc] | 126 | --with-zlib \
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[0ebda11] | 127 | --with-rootlibdir=/usr/lib32</userinput></screen>
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[b3f1ebb3] | 128 |
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| 129 | <para>Compile the package:</para>
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| 130 |
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| 131 | <screen><userinput remap="make">make</userinput></screen>
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| 132 |
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| 133 | <para>Install the package:</para>
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| 134 |
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| 135 | <screen><userinput remap="install">make DESTDIR=$PWD/DESTDIR install
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[0ebda11] | 136 | cp -Rv DESTDIR/usr/lib32/* /usr/lib32
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[b3f1ebb3] | 137 | rm -rf DESTDIR</userinput></screen>
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| 138 |
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[6dfcfecc] | 139 | </sect2><!-- m32 -->
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[b3f1ebb3] | 140 |
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[6dfcfecc] | 141 | <!-- - - - - - - - - - -->
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| 142 | <!-- Multilib - x32bit -->
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| 143 | <!-- - - - - - - - - - -->
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[fd48baa] | 144 |
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| 145 | <sect2 arch="ml_x32,ml_all" role="installation">
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[6dfcfecc] | 146 | <title>Installation of Kmod - x32bit</title>
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[b3f1ebb3] | 147 |
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[6dfcfecc] | 148 | <para>Clean previous build but keep man pages as they cannot
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| 149 | be recreated since xsltproc isn't installed yet:</para>
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[b3f1ebb3] | 150 |
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[6dfcfecc] | 151 | <screen><userinput remap="pre">sed -e "s/^CLEANFILES =.*/CLEANFILES =/" -i man/Makefile
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[b3f1ebb3] | 152 | make clean</userinput></screen>
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| 153 |
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| 154 | <para>Prepare Kmod for compilation:</para>
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| 155 |
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[6dfcfecc] | 156 | <screen><userinput remap="configure">CC="gcc -mx32" ./configure \
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[70aadfb] | 157 | --host=x86_64-pc-linux-gnux32 \
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[b3f1ebb3] | 158 | --prefix=/usr \
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[0ebda11] | 159 | --libdir=/usr/libx32 \
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[b3f1ebb3] | 160 | --sysconfdir=/etc \
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[9282602] | 161 | --with-openssl \
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[b3f1ebb3] | 162 | --with-xz \
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[9ea5b3d] | 163 | --with-zstd \
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[b3f1ebb3] | 164 | --with-zlib \
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[0ebda11] | 165 | --with-rootlibdir=/usr/libx32</userinput></screen>
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[b3f1ebb3] | 166 |
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| 167 | <para>Compile the package:</para>
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| 168 |
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| 169 | <screen><userinput remap="make">make</userinput></screen>
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| 170 |
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| 171 | <para>Install the package:</para>
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| 172 |
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| 173 | <screen><userinput remap="install">make DESTDIR=$PWD/DESTDIR install
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[0ebda11] | 174 | cp -Rv DESTDIR/usr/libx32/* /usr/libx32
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[b3f1ebb3] | 175 | rm -rf DESTDIR</userinput></screen>
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| 176 |
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[6dfcfecc] | 177 | </sect2><!-- mx32 -->
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[b3f1ebb3] | 178 |
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[2442205] | 179 | <sect2 id="contents-kmod" role="content">
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| 180 | <title>Contents of Kmod</title>
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| 181 |
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| 182 | <segmentedlist>
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| 183 | <segtitle>Installed programs</segtitle>
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[1d6f204] | 184 | <segtitle>Installed library</segtitle>
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[2442205] | 185 |
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| 186 | <seglistitem>
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[d672ab7] | 187 | <seg>depmod (link to kmod), insmod (link to kmod), kmod,
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[2442205] | 188 | lsmod (link to kmod), modinfo (link to kmod), modprobe (link to kmod),
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| 189 | and rmmod (link to kmod)</seg>
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[5aabbac4] | 190 | <seg>libkmod.so</seg>
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[2442205] | 191 | </seglistitem>
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| 192 | </segmentedlist>
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| 193 |
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| 194 | <variablelist>
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| 195 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 196 | <?dbfo list-presentation="list"?>
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| 197 | <?dbhtml list-presentation="table"?>
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| 198 |
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| 199 | <varlistentry id="depmod">
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| 200 | <term><command>depmod</command></term>
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| 201 | <listitem>
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| 202 | <para>Creates a dependency file based on the symbols it finds in the
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| 203 | existing set of modules; this dependency file is used by
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| 204 | <command>modprobe</command> to automatically load the required
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| 205 | modules</para>
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| 206 | <indexterm zone="ch-system-kmod depmod">
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| 207 | <primary sortas="b-depmod">depmod</primary>
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| 208 | </indexterm>
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| 209 | </listitem>
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| 210 | </varlistentry>
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| 211 |
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| 212 | <varlistentry id="insmod">
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| 213 | <term><command>insmod</command></term>
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| 214 | <listitem>
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| 215 | <para>Installs a loadable module in the running kernel</para>
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| 216 | <indexterm zone="ch-system-kmod insmod">
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| 217 | <primary sortas="b-insmod">insmod</primary>
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| 218 | </indexterm>
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| 219 | </listitem>
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| 220 | </varlistentry>
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| 221 |
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| 222 | <varlistentry id="kmod">
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| 223 | <term><command>kmod</command></term>
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| 224 | <listitem>
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| 225 | <para>Loads and unloads kernel modules</para>
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| 226 | <indexterm zone="ch-system-kmod kmod">
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| 227 | <primary sortas="b-kmod">kmod</primary>
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| 228 | </indexterm>
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| 229 | </listitem>
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| 230 | </varlistentry>
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| 231 |
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| 232 | <varlistentry id="lsmod">
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| 233 | <term><command>lsmod</command></term>
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| 234 | <listitem>
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| 235 | <para>Lists currently loaded modules</para>
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| 236 | <indexterm zone="ch-system-kmod lsmod">
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| 237 | <primary sortas="b-lsmod">lsmod</primary>
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| 238 | </indexterm>
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| 239 | </listitem>
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| 240 | </varlistentry>
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| 241 |
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| 242 | <varlistentry id="modinfo">
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| 243 | <term><command>modinfo</command></term>
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| 244 | <listitem>
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| 245 | <para>Examines an object file associated with a kernel module and
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| 246 | displays any information that it can glean</para>
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| 247 | <indexterm zone="ch-system-kmod modinfo">
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| 248 | <primary sortas="b-modinfo">modinfo</primary>
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| 249 | </indexterm>
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| 250 | </listitem>
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| 251 | </varlistentry>
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| 252 |
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| 253 | <varlistentry id="modprobe">
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| 254 | <term><command>modprobe</command></term>
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| 255 | <listitem>
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| 256 | <para>Uses a dependency file, created by
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| 257 | <command>depmod</command>, to automatically load relevant modules</para>
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| 258 | <indexterm zone="ch-system-kmod modprobe">
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| 259 | <primary sortas="b-modprobe">modprobe</primary>
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| 260 | </indexterm>
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| 261 | </listitem>
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| 262 | </varlistentry>
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| 263 |
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| 264 | <varlistentry id="rmmod">
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| 265 | <term><command>rmmod</command></term>
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| 266 | <listitem>
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| 267 | <para>Unloads modules from the running kernel</para>
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| 268 | <indexterm zone="ch-system-kmod rmmod">
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| 269 | <primary sortas="b-rmmod">rmmod</primary>
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| 270 | </indexterm>
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| 271 | </listitem>
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| 272 | </varlistentry>
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| 273 |
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[5aabbac4] | 274 | <varlistentry id="libkmod">
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| 275 | <term><filename class="libraryfile">libkmod</filename></term>
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| 276 | <listitem>
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| 277 | <para>This library is used by other programs to load and unload kernel
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| 278 | modules</para>
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| 279 | <indexterm zone="ch-system-kmod">
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| 280 | <primary sortas="c-libkmod">libkmod</primary>
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| 281 | </indexterm>
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| 282 | </listitem>
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| 283 | </varlistentry>
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| 284 |
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[2442205] | 285 | </variablelist>
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| 286 |
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| 287 | </sect2>
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| 288 |
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| 289 | </sect1>
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| 290 |
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