[55ab27c] | 1 | <?xml version="1.0" encoding="ISO-8859-1"?> |
---|
[aa18ac0] | 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN" |
---|
| 3 | "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [ |
---|
[55ab27c] | 4 | <!ENTITY % general-entities SYSTEM "../../general.ent"> |
---|
| 5 | %general-entities; |
---|
| 6 | ]> |
---|
| 7 | |
---|
| 8 | <sect1 id="ch-system-yaboot" role="wrap"> |
---|
| 9 | <?dbhtml filename="yaboot.html"?> |
---|
| 10 | |
---|
| 11 | <title>Yaboot-&yaboot-version;</title> |
---|
| 12 | |
---|
| 13 | <indexterm zone="ch-system-yaboot"> |
---|
| 14 | <primary sortas="a-Yaboot">Yaboot</primary> |
---|
| 15 | </indexterm> |
---|
| 16 | |
---|
[c06e893] | 17 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
---|
| 18 | href="../ppc/yaboot.xml" |
---|
| 19 | xpointer="xpointer(//*[@role='package'])"/> |
---|
[55ab27c] | 20 | |
---|
| 21 | <sect2 role="installation"> |
---|
| 22 | <title>Installation of Yaboot</title> |
---|
| 23 | |
---|
[c06e893] | 24 | <para>Existing multilib distributions alter gcc to default to 32-bit |
---|
| 25 | output. Because our gcc defaults to 64-bit, we need to pass appropriate |
---|
| 26 | options to both the compiler and the linker. The Makefile already |
---|
| 27 | overrides any CC and ignores LDFLAGS in favour of its own variables, so we |
---|
| 28 | need to use the following seds for a successful compile and install.</para> |
---|
[55ab27c] | 29 | |
---|
[c06e893] | 30 | <screen><userinput>sed -i -e "s/\(-print-libgcc-file-name\)/${BUILD32} \1/" \ |
---|
| 31 | -e "s/\(-Bstatic\)/-melf32ppclinux \1/" Makefile |
---|
| 32 | </userinput></screen> |
---|
[55ab27c] | 33 | |
---|
[c06e893] | 34 | <variablelist os="j"> |
---|
| 35 | <title>The meaning of the sed parameters:</title> |
---|
[55ab27c] | 36 | |
---|
[c06e893] | 37 | <varlistentry> |
---|
| 38 | <term><parameter>"s/\(-print-libgcc-file-name\)/${BUILD32} \1/"</parameter></term> |
---|
[55ab27c] | 39 | <listitem> |
---|
[c06e893] | 40 | <para>This picks a convenient place within the Makefile's lgcc |
---|
| 41 | variable and inserts the flag to force <command>gcc</command> to |
---|
| 42 | create 32-bit code when compiling yaboot.</para> |
---|
[55ab27c] | 43 | </listitem> |
---|
| 44 | </varlistentry> |
---|
[c06e893] | 45 | <varlistentry> |
---|
| 46 | <term><parameter>"s/\(-Bstatic\)/-melf32ppclinux \1/"</parameter></term> |
---|
[55ab27c] | 47 | <listitem> |
---|
[c06e893] | 48 | <para>This picks the end of the LFLAGS which the Makefile passes to |
---|
| 49 | the linker to create the second-stage linux loader, and inserts a |
---|
| 50 | flag to force <command>ld</command> to use a suitable 32-bit |
---|
| 51 | emulation picked from the output of <command>'ld -V'</command>.</para> |
---|
[55ab27c] | 52 | </listitem> |
---|
| 53 | </varlistentry> |
---|
| 54 | |
---|
[c06e893] | 55 | </variablelist> |
---|
[55ab27c] | 56 | |
---|
[c06e893] | 57 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
---|
| 58 | href="../ppc/yaboot.xml" |
---|
[291bd8b] | 59 | xpointer="xpointer(//*[@os='a'])"/> |
---|
[55ab27c] | 60 | |
---|
[c06e893] | 61 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
---|
| 62 | href="../ppc/yaboot.xml" |
---|
[291bd8b] | 63 | xpointer="xpointer(//*[@os='b'])"/> |
---|
[55ab27c] | 64 | |
---|
[c06e893] | 65 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
---|
| 66 | href="../ppc/yaboot.xml" |
---|
[291bd8b] | 67 | xpointer="xpointer(//*[@os='c'])"/> |
---|
[55ab27c] | 68 | |
---|
[291bd8b] | 69 | <screen os="d"><userinput>CFLAGS="${BUILD32}" make PREFIX=/usr</userinput></screen> |
---|
[9619f1a] | 70 | |
---|
[c06e893] | 71 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
---|
| 72 | href="../ppc/yaboot.xml" |
---|
[291bd8b] | 73 | xpointer="xpointer(//*[@os='e'])"/> |
---|
[c06e893] | 74 | |
---|
[bc5db55] | 75 | <important os="j0"> |
---|
| 76 | <para>The multilib install of yaboot can fail if you miss any of the |
---|
| 77 | patches or seds, or omit the CFLAGS variable. <command>ld</command> will |
---|
| 78 | issue warnings, but the install will appear to complete successfully. |
---|
| 79 | That would result in an unbootable system, so you need to log the output |
---|
| 80 | to check it.</para> |
---|
| 81 | </important> |
---|
| 82 | |
---|
[291bd8b] | 83 | <screen os='f'><userinput>make PREFIX=/usr install 2>&1 | tee instlog</userinput></screen> |
---|
[9619f1a] | 84 | |
---|
[291bd8b] | 85 | <para os='g'>To ensure that the install was successful, run the following |
---|
[9619f1a] | 86 | command:</para> |
---|
| 87 | |
---|
[291bd8b] | 88 | <screen os='h'><userinput>grep 'powerpc:common64' instlog</userinput></screen> |
---|
[9619f1a] | 89 | |
---|
[291bd8b] | 90 | <para os='i'>If the command gave you <emphasis>any</emphasis> output |
---|
[bc5db55] | 91 | (... is incompatible with powerpc:common output) the build of yaboot is |
---|
| 92 | broken and you will have to correct your error(s) and repeat it.</para> |
---|
[55ab27c] | 93 | |
---|
| 94 | </sect2> |
---|
| 95 | |
---|
[c06e893] | 96 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
---|
| 97 | href="../ppc/yaboot.xml" |
---|
| 98 | xpointer="xpointer(id('contents-yaboot'))"/> |
---|
| 99 | |
---|
[55ab27c] | 100 | </sect1> |
---|