[7357219] | 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-system-yaboot" role="wrap"> |
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| 9 | <?dbhtml filename="yaboot.html"?> |
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| 10 | |
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| 11 | <title>Yaboot-&yaboot-version;</title> |
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| 12 | |
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| 13 | <indexterm zone="ch-system-yaboot"> |
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| 14 | <primary sortas="a-Yaboot">Yaboot</primary> |
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| 15 | </indexterm> |
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| 16 | |
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| 17 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" |
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| 18 | href="../ppc/yaboot.xml" |
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| 19 | xpointer="xpointer(//*[@role='package'])"/> |
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| 20 | |
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| 21 | <sect2 role="installation"> |
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| 22 | <title>Installation of Yaboot</title> |
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| 23 | |
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| 24 | <para>Yaboot defaults to build as 32bit, so we need to pass appropriate |
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| 25 | options to both the compiler and the linker. To prevent the build from |
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[24b004c] | 26 | failing due to compiler warnings, the -Werror flag is removed. The |
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| 27 | Makefile already overrides any CC and ignores LDFLAGS in favour of |
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| 28 | its own variables, so we need to use the following seds for a |
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[7357219] | 29 | successful compile and install.</para> |
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| 30 | |
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| 31 | <screen><userinput>sed -i -e "s/m32/m64/g" \ |
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| 32 | -e "s/-Werror//" \ |
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[e8d0520] | 33 | -e "s/elf32ppclinux/elf64ppc/" Makefile |
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[7357219] | 34 | </userinput></screen> |
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| 35 | |
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| 36 | <variablelist os="j"> |
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| 37 | <title>The meaning of the sed parameters:</title> |
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| 38 | |
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| 39 | <varlistentry> |
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| 40 | <term><parameter>"s/m32/m64/g"</parameter></term> |
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| 41 | <listitem> |
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[eaf863f] | 42 | <para>Replaces -m32 with -m64 to force <command>gcc</command> to |
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[7357219] | 43 | create 64-bit code when compiling yaboot.</para> |
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| 44 | </listitem> |
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| 45 | </varlistentry> |
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| 46 | <varlistentry> |
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| 47 | <term><parameter>"s/-Werror//"</parameter></term> |
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| 48 | <listitem> |
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| 49 | <para>This deletes the -Werror flag from the Makefile.</para> |
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| 50 | </listitem> |
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| 51 | </varlistentry> |
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| 52 | <varlistentry> |
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| 53 | <term><parameter>"s/elf32ppclinux/elf64ppc/"</parameter></term> |
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| 54 | <listitem> |
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| 55 | <para>This replaces the 32 bit emulation with a 64 bit emulation |
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| 56 | flag to force <command>ld</command> to use a suitable 64-bit |
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| 57 | emulation picked from the output of <command>'ld -V'</command>.</para> |
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| 58 | </listitem> |
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| 59 | </varlistentry> |
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| 60 | |
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| 61 | </variablelist> |
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| 62 | |
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| 63 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" |
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| 64 | href="../ppc/yaboot.xml" |
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| 65 | xpointer="xpointer(//*[@os='p3'])"/> |
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| 66 | |
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| 67 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" |
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| 68 | href="../ppc/yaboot.xml" |
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| 69 | xpointer="xpointer(//*[@os='p4'])"/> |
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| 70 | |
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[396b325] | 71 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" |
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| 72 | href="../ppc/yaboot.xml" |
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| 73 | xpointer="xpointer(//*[@os='p5'])"/> |
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| 74 | |
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| 75 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" |
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| 76 | href="../ppc/yaboot.xml" |
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| 77 | xpointer="xpointer(//*[@os='p6'])"/> |
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| 78 | |
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[7357219] | 79 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" |
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| 80 | href="../ppc/yaboot.xml" |
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| 81 | xpointer="xpointer(//*[@os='a'])"/> |
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| 82 | |
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| 83 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" |
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| 84 | href="../ppc/yaboot.xml" |
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| 85 | xpointer="xpointer(//*[@os='b'])"/> |
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| 86 | |
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| 87 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" |
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| 88 | href="../ppc/yaboot.xml" |
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| 89 | xpointer="xpointer(//*[@os='c'])"/> |
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| 90 | |
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| 91 | <screen os="d"><userinput>make PREFIX=/usr</userinput></screen> |
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| 92 | |
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| 93 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" |
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| 94 | href="../ppc/yaboot.xml" |
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| 95 | xpointer="xpointer(//*[@os='e'])"/> |
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| 96 | |
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| 97 | <important os="j0"> |
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| 98 | <para>The install of yaboot can fail if you miss any of the |
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| 99 | patches or seds. <command>ld</command> will issue warnings, |
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| 100 | but the install will appear to complete successfully. That |
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| 101 | would result in an unbootable system, so you need to log the |
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| 102 | output to check it.</para> |
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| 103 | </important> |
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| 104 | |
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| 105 | <screen os='f'><userinput>make PREFIX=/usr install 2>&1 | tee instlog</userinput></screen> |
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| 106 | |
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| 107 | <para os='g'>To ensure that the install was successful, run the following |
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| 108 | command:</para> |
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| 109 | |
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| 110 | <screen os='h'><userinput>grep 'powerpc:common64' instlog</userinput></screen> |
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| 111 | |
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| 112 | <para os='i'>If the command gave you <emphasis>any</emphasis> output |
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| 113 | (... is incompatible with powerpc:common output) the build of yaboot is |
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| 114 | broken and you will have to correct your error(s) and repeat it.</para> |
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| 115 | |
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| 116 | </sect2> |
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| 117 | |
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| 118 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" |
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| 119 | href="../ppc/yaboot.xml" |
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| 120 | xpointer="xpointer(id('contents-yaboot'))"/> |
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| 121 | |
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| 122 | </sect1> |
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