| 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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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 |
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| 8 | <sect1 id="ch-cross-tools-linux-headers" role="wrap">
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| 9 | <?dbhtml filename="linux-headers.html"?>
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| 10 |
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| 11 | <title>Linux-Headers-&linux-version;</title>
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| 12 |
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| 13 | <indexterm zone="ch-cross-tools-linux-headers">
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| 14 | <primary sortas="a-Linux-Headers">Linux-Headers</primary>
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| 15 | <secondary>cross tools</secondary>
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| 16 | </indexterm>
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| 17 |
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| 18 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
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| 19 | href="../../final-system/common/linux-headers.xml"
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| 20 | xpointer="xpointer(//*[@role='package'])"/>
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| 21 |
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| 22 | <sect2 role="installation">
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| 23 | <title>Installation of Linux-Headers</title>
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| 24 |
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| 25 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
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| 26 | href="../../final-system/common/linux-headers.xml"
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| 27 | xpointer="xpointer(//*[@os='a'])"/>
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| 28 |
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| 29 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
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| 30 | href="../../final-system/common/linux-headers.xml"
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| 31 | xpointer="xpointer(//*[@os='b'])"/>
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| 32 |
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| 33 | <screen os="c"><userinput>install -dv /tools/include
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| 34 | make mrproper
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| 35 | make ARCH=x86_64 headers_check
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| 36 | make ARCH=x86_64 INSTALL_HDR_PATH=dest headers_install
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| 37 | cp -rv dest/include/* /tools/include</userinput></screen>
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| 38 |
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| 39 | <variablelist os="d">
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| 40 | <title>The meaning of the make commands:</title>
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| 41 |
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| 42 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
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| 43 | href="../../final-system/common/linux-headers.xml"
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| 44 | xpointer="xpointer(//*[@os='d1'])"/>
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| 45 |
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| 46 | <varlistentry os="d2">
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| 47 | <term><parameter>make ARCH=x86_64 headers_check</parameter></term>
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| 48 | <listitem>
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| 49 | <para>Sanitizes the raw kernel headers so that they can be used
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| 50 | by userspace programs.</para>
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| 51 | </listitem>
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| 52 | </varlistentry>
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| 53 |
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| 54 | <varlistentry os="d3">
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| 55 | <term><parameter>make ARCH=x86_64 INSTALL_HDR_PATH=dest headers_install</parameter></term>
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| 56 | <listitem>
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| 57 | <para>Normally the headers_install target removes the entire
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| 58 | destination directory (default
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| 59 | <filename class="directory">/usr/include</filename>) before
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| 60 | installing the headers. To prevent this, we tell the kernel to
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| 61 | install the headers to a directory inside the source dir.</para>
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| 62 | </listitem>
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| 63 | </varlistentry>
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| 64 |
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| 65 | </variablelist>
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| 66 |
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| 67 | </sect2>
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| 68 |
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| 69 | <sect2 role="content">
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| 70 | <title/>
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| 71 |
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| 72 | <para>Details on this package are located in <xref
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| 73 | linkend="contents-linux-headers" role="."/></para>
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| 74 |
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| 75 | </sect2>
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| 76 |
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| 77 | </sect1>
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