| 1 | <?xml version="1.0" encoding="UTF-8"?>
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| 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 | <!ENTITY lm_sensors-download-http "https://github.com/lm-sensors/lm-sensors/archive/V&lm-sensors-version;/lm-sensors-&lm-sensors-version;.tar.gz">
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| 8 | <!ENTITY lm_sensors-download-ftp " ">
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| 9 | <!ENTITY lm_sensors-md5sum "f60e47b5eb50bbeed48a9f43bb08dd5e">
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| 10 | <!ENTITY lm_sensors-size "268 KB">
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| 11 | <!ENTITY lm_sensors-buildsize "2.6 MB">
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| 12 | <!ENTITY lm_sensors-time "less than 0.1 SBU">
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| 13 | ]>
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| 14 |
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| 15 | <sect1 id="lm_sensors" xreflabel="lm-sensors-&lm-sensors-version;">
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| 16 | <?dbhtml filename="lm_sensors.html"?>
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| 17 |
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| 18 |
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| 19 | <title>Lm-sensors-&lm-sensors-version;</title>
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| 20 |
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| 21 | <indexterm zone="lm_sensors">
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| 22 | <primary sortas="a-lm_sensors">lm_sensors</primary>
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| 23 | </indexterm>
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| 24 |
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| 25 | <sect2 role="package">
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| 26 | <title>Introduction to Lm_sensors</title>
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| 27 |
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| 28 | <para>
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| 29 | The <application>lm_sensors</application> package provides userspace
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| 30 | support for the hardware monitoring drivers in the Linux kernel.
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| 31 | This is useful for monitoring the temperature of the CPU and adjusting the
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| 32 | performance of some hardware (such as cooling fans).
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| 33 | </para>
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| 34 |
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| 35 | &lfs121_checked;
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| 36 |
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| 37 | <bridgehead renderas="sect3">Package Information</bridgehead>
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| 38 | <itemizedlist spacing="compact">
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| 39 | <listitem>
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| 40 | <para>
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| 41 | Download (HTTP): <ulink url="&lm_sensors-download-http;"/>
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| 42 | </para>
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| 43 | </listitem>
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| 44 | <listitem>
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| 45 | <para>
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| 46 | Download (FTP): <ulink url="&lm_sensors-download-ftp;"/>
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| 47 | </para>
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| 48 | </listitem>
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| 49 | <listitem>
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| 50 | <para>
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| 51 | Download MD5 sum: &lm_sensors-md5sum;
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| 52 | </para>
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| 53 | </listitem>
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| 54 | <listitem>
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| 55 | <para>
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| 56 | Download size: &lm_sensors-size;
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| 57 | </para>
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| 58 | </listitem>
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| 59 | <listitem>
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| 60 | <para>
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| 61 | Estimated disk space required: &lm_sensors-buildsize;
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| 62 | </para>
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| 63 | </listitem>
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| 64 | <listitem>
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| 65 | <para>
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| 66 | Estimated build time: &lm_sensors-time;
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| 67 | </para>
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| 68 | </listitem>
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| 69 | </itemizedlist>
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| 70 |
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| 71 | <!-- <bridgehead renderas="sect3">Additional Downloads</bridgehead>
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| 72 | <itemizedlist spacing="compact">
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| 73 | <listitem>
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| 74 | <para>
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| 75 | Required patch:
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| 76 | <ulink url="&patch-root;/lm_sensors-&lm_sensors-version;-upstream_fixes-1.patch"/>
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| 77 | </para>
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| 78 | </listitem>
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| 79 | </itemizedlist> -->
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| 80 |
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| 81 | <bridgehead renderas="sect3">lm_sensors Dependencies</bridgehead>
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| 82 |
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| 83 | <bridgehead renderas="sect4">Required</bridgehead>
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| 84 | <para role="required">
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| 85 | <xref linkend="which"/>
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| 86 | </para>
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| 87 |
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| 88 | <bridgehead renderas="sect4">Optional</bridgehead>
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| 89 | <para role="optional">
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| 90 | <ulink url="https://oss.oetiker.ch/rrdtool/">RRDtool</ulink> (required to
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| 91 | build the <command>sensord</command> program) and
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| 92 | <ulink role="runtime"
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| 93 | url="https://www.nongnu.org/dmidecode/">dmidecode</ulink>
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| 94 | (runtime)
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| 95 | </para>
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| 96 |
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| 97 | </sect2>
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| 98 |
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| 99 | <sect2 role="kernel" id="lm_sensors-kernel">
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| 100 | <title>Kernel Configuration</title>
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| 101 |
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| 102 | <para>
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| 103 | The following configuration options attempt to cover the most common
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| 104 | hardware monitoring devices in a typical desktop or laptop system.
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| 105 | View the help of each (by pressing the <keycap>H</keycap> button
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| 106 | with the option focused in the <command>make menuconfig</command>)
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| 107 | to know if you need it. There are many platform-specific hardware
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| 108 | monitoring devices so it's impossible to list the configuration for
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| 109 | all of them here. You may investigate the content of
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| 110 | <filename class='directory'>/sys/class/hwmon</filename> within a
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| 111 | <quote>mainstream</quote> distro running on the system to know which
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| 112 | drivers you need.
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| 113 | </para>
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| 114 |
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| 115 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 116 | href="lm_sensors-kernel.xml"/>
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| 117 |
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| 118 | <para>
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| 119 | Recompile your kernel and reboot into the new kernel.
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| 120 | </para>
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| 121 |
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| 122 | <indexterm zone="lm_sensors lm_sensors-kernel">
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| 123 | <primary sortas="d-lm_sensors">lm_sensors</primary>
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| 124 | </indexterm>
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| 125 | </sect2>
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| 126 |
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| 127 | <sect2 role="installation">
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| 128 | <title>Installation of Lm_sensors</title>
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| 129 |
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| 130 | <para>
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| 131 | Install <application>Lm_sensors</application> by running the following
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| 132 | commands:
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| 133 | </para>
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| 134 |
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| 135 | <!-- <screen><userinput>patch -Np1 -i ../lm_sensors-&lm_sensors-version;-upstream_fixes-1.patch && -->
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| 136 | <screen><userinput>make PREFIX=/usr \
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| 137 | BUILD_STATIC_LIB=0 \
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| 138 | MANDIR=/usr/share/man \
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| 139 | EXLDFLAGS=</userinput></screen>
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| 140 |
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| 141 | <para>
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| 142 | This package does not come with a test suite.
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| 143 | </para>
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| 144 |
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| 145 | <para>
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| 146 | Now, as the <systemitem class="username">root</systemitem> user:
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| 147 | </para>
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| 148 |
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| 149 | <screen role="root"><userinput>make PREFIX=/usr \
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| 150 | BUILD_STATIC_LIB=0 \
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| 151 | MANDIR=/usr/share/man install &&
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| 152 |
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| 153 | install -v -m755 -d /usr/share/doc/lm_sensors-&lm-sensors-version; &&
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| 154 | cp -rv README INSTALL doc/* \
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| 155 | /usr/share/doc/lm_sensors-&lm-sensors-version;</userinput></screen>
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| 156 | </sect2>
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| 157 |
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| 158 | <sect2 role="commands">
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| 159 | <title>Command Explanations</title>
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| 160 |
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| 161 | <para>
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| 162 | <parameter>BUILD_STATIC_LIB=0</parameter>: This parameter disables
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| 163 | compiling and installing the static version of
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| 164 | <filename class="libraryfile">libsensors</filename>.
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| 165 | </para>
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| 166 |
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| 167 | <para>
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| 168 | <parameter>EXLDFLAGS=</parameter>: This parameter disables
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| 169 | hard coding library search paths (rpath) into the
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| 170 | binary executable files and shared libraries. This package does not
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| 171 | need rpath for an installtion into the standard location, and rpath
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| 172 | may sometimes cause unwanted effects or even security issues.
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| 173 | </para>
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| 174 |
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| 175 | <para>
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| 176 | <option>PROG_EXTRA=sensord</option>: This parameter enables
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| 177 | compiling <command>sensord</command>, a daemon that can monitor your
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| 178 | system at regular intervals. Compiling <command>sensord</command> requires
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| 179 | <ulink url="https://oss.oetiker.ch/rrdtool/">RRDtool</ulink>. Be sure
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| 180 | to install RRDtool in <filename class="directory">/usr</filename>
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| 181 | by running <command>make prefix=/usr</command> when building it.
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| 182 | Otherwise, Lm_sensors will not find it easily.
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| 183 | </para>
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| 184 |
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| 185 | </sect2>
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| 186 |
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| 187 | <sect2 role="configuration">
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| 188 | <title>Configuring Lm_sensors</title>
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| 189 |
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| 190 | <sect3 id="lm_sensors-config">
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| 191 | <title>Config File</title>
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| 192 |
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| 193 | <para>
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| 194 | <filename>/etc/sensors3.conf</filename>
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| 195 | </para>
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| 196 |
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| 197 | <indexterm zone="lm_sensors lm_sensors-config">
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| 198 | <primary
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| 199 | sortas="e-etc-path-Configfilename2">/etc/sensors3.conf</primary>
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| 200 | </indexterm>
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| 201 |
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| 202 | </sect3>
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| 203 | <!-- Completely outdated. It only sets a list of kernel modules which
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| 204 | should be loaded by lm_sensors. But today udev will load them
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| 205 | once the sensor device is detected by the kernel.
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| 206 | <sect3><title>Configuration Information</title>
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| 207 |
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| 208 | <para>
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| 209 | To find out what hardware sensors your system has, issue the following
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| 210 | command as the <systemitem class="username">root</systemitem> user:
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| 211 | </para>
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| 212 |
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| 213 | <screen role="root"><userinput>sensors-detect</userinput></screen>
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| 214 |
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| 215 | <para>
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| 216 | The appropriate modules should have been loaded and a summary is
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| 217 | displayed at the end. Now you know what is needed and you can recompile
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| 218 | your kernel to enable just the options you need (i.e., don't enable the
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| 219 | modules you cannot use).
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| 220 | </para>
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| 221 |
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| 222 | </sect3>
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| 223 | -->
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| 224 | </sect2>
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| 225 |
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| 226 | <sect2 role="content">
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| 227 | <title>Contents</title>
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| 228 |
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| 229 | <segmentedlist>
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| 230 | <segtitle>Installed Programs</segtitle>
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| 231 | <segtitle>Installed Library</segtitle>
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| 232 | <segtitle>Installed Directories</segtitle>
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| 233 |
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| 234 | <seglistitem>
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| 235 | <seg>
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| 236 | fancontrol, isadump, isaset, pwmconfig, sensors, sensors-conf-convert,
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| 237 | sensors-detect, and optionally, sensord
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| 238 | </seg>
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| 239 | <seg>
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| 240 | libsensors.so
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| 241 | </seg>
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| 242 | <seg>
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| 243 | /etc/sensors.d,
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| 244 | /usr/include/sensors and
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| 245 | /usr/share/doc/lm_sensors-&lm-sensors-version;
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| 246 | </seg>
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| 247 | </seglistitem>
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| 248 | </segmentedlist>
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| 249 |
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| 250 | <variablelist>
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| 251 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 252 | <?dbfo list-presentation="list"?>
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| 253 | <?dbhtml list-presentation="table"?>
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| 254 |
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| 255 | <varlistentry id="fancontrol">
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| 256 | <term><command>fancontrol</command></term>
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| 257 | <listitem>
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| 258 | <para>
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| 259 | is a shell script for use with <application>lm_sensors</application>.
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| 260 | It reads its configuration from a file<!--what file?-->, then
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| 261 | calculates fan speeds from temperatures and sets the corresponding
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| 262 | PWM outputs to the computed values
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| 263 | </para>
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| 264 | <indexterm zone="lm_sensors fancontrol">
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| 265 | <primary sortas="b-fancontrol">fancontrol</primary>
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| 266 | </indexterm>
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| 267 | </listitem>
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| 268 | </varlistentry>
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| 269 |
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| 270 | <varlistentry id="isadump">
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| 271 | <term><command>isadump</command></term>
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| 272 | <listitem>
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| 273 | <para>
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| 274 | is a small helper program to examine registers visible through the
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| 275 | ISA bus. It is intended to probe any chip that lives on the ISA bus
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| 276 | working with an address register and a data register (I2C-like
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| 277 | access) or a flat range (of up to 256 bytes)
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| 278 | </para>
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| 279 | <indexterm zone="lm_sensors isadump">
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| 280 | <primary sortas="b-isadump">isadump</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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| 285 | <varlistentry id="isaset">
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| 286 | <term><command>isaset</command></term>
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| 287 | <listitem>
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| 288 | <para>
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| 289 | is a small helper program to set registers visible through the ISA
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| 290 | bus
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| 291 | </para>
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| 292 | <indexterm zone="lm_sensors isaset">
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| 293 | <primary sortas="b-isaset">isaset</primary>
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| 294 | </indexterm>
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| 295 | </listitem>
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| 296 | </varlistentry>
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| 297 |
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| 298 | <varlistentry id="pwmconfig">
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| 299 | <term><command>pwmconfig</command></term>
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| 300 | <listitem>
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| 301 | <para>
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| 302 | tests the pulse width modulation (PWM) outputs of sensors and
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| 303 | configures fancontrol
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| 304 | </para>
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| 305 | <indexterm zone="lm_sensors pwmconfig">
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| 306 | <primary sortas="b-pwmconfig">pwmconfig</primary>
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| 307 | </indexterm>
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| 308 | </listitem>
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| 309 | </varlistentry>
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| 310 |
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| 311 | <varlistentry id="sensors">
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| 312 | <term><command>sensors</command></term>
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| 313 | <listitem>
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| 314 | <para>
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| 315 | prints the current readings of all sensor chips
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| 316 | </para>
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| 317 | <indexterm zone="lm_sensors sensors">
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| 318 | <primary sortas="b-sensors">sensors</primary>
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| 319 | </indexterm>
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| 320 | </listitem>
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| 321 | </varlistentry>
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| 322 |
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| 323 | <varlistentry id="sensors-conf-convert">
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| 324 | <term><command>sensors-conf-convert</command></term>
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| 325 | <listitem>
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| 326 | <para>
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| 327 | is a <application>Perl</application> script to convert
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| 328 | <application>lm-sensors</application> version 2 configuration files
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| 329 | to work with version 3
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| 330 | </para>
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| 331 | <indexterm zone="lm_sensors sensors-conf-convert">
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| 332 | <primary sortas="b-sensors-conf-convert">sensors-conf-convert</primary>
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| 333 | </indexterm>
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| 334 | </listitem>
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| 335 | </varlistentry>
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| 336 |
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| 337 | <varlistentry id="sensors-detect">
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| 338 | <term><command>sensors-detect</command></term>
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| 339 | <listitem>
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| 340 | <para>
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| 341 | is a <application>Perl</application> script that will walk you
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| 342 | through the process of scanning your system for various hardware
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| 343 | monitoring chips (sensors) supported by
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| 344 | <filename class="libraryfile">libsensors</filename>, or more
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| 345 | generally by the <application>lm_sensors</application> tool suite
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| 346 | </para>
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| 347 | <indexterm zone="lm_sensors sensors-detect">
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| 348 | <primary sortas="b-sensors-detect">sensors-detect</primary>
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| 349 | </indexterm>
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| 350 | </listitem>
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| 351 | </varlistentry>
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| 352 |
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| 353 | <varlistentry id="sensord">
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| 354 | <term><command>sensord</command></term>
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| 355 | <listitem>
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| 356 | <para>
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| 357 | (optional) is a daemon that can be used to periodically log sensor
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| 358 | readings
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| 359 | </para>
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| 360 | <indexterm zone="lm_sensors sensord">
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| 361 | <primary sortas="b-sensord">sensord</primary>
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| 362 | </indexterm>
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| 363 | </listitem>
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| 364 | </varlistentry>
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| 365 |
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| 366 | <varlistentry id="libsensors">
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| 367 | <term><filename class="libraryfile">libsensors.so</filename></term>
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| 368 | <listitem>
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| 369 | <para>
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| 370 | contains the <application>lm_sensors</application> API functions
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| 371 | </para>
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| 372 | <indexterm zone="lm_sensors libsensors">
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| 373 | <primary sortas="c-libsensors">libsensors.so</primary>
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| 374 | </indexterm>
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| 375 | </listitem>
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| 376 | </varlistentry>
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| 377 |
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| 378 | </variablelist>
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| 379 |
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| 380 | </sect2>
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| 381 |
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| 382 | </sect1>
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