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xry111/update-glibc
Rev | Line | |
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[6370fa6] | 1 | <sect1 id="ch08-lilo">
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[908631a] | 2 | <title>Making the LFS system bootable</title>
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[e12115e] | 3 | <?dbhtml filename="lilo.html" dir="chapter08"?>
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[6370fa6] | 4 |
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[50633e8] | 5 | <para>In order to be able to boot the LFS system, we need to update our
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[908631a] | 6 | bootloader. We're assuming that your host system is using Lilo (since
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[b822811] | 7 | that's the most commonly used boot loader at the moment).</para>
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[908631a] | 8 |
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[b822811] | 9 | <para>We will not be running the lilo program inside chroot. Running lilo
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[5e68b68] | 10 | inside chroot can have fatal side-effects which render your MBR useless
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[908631a] | 11 | and you'd need a boot disk to be able to start any Linux system (either
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[b822811] | 12 | the host system or the LFS system).</para>
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[908631a] | 13 |
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[b822811] | 14 | <para>First we'll exit chroot and copy the lfskernel file to the host
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| 15 | system:</para>
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[908631a] | 16 |
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[b822811] | 17 | <para><screen><userinput>logout</userinput>
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[3acb38f] | 18 | <userinput>cp $LFS/boot/lfskernel /boot</userinput></screen></para>
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[908631a] | 19 |
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[b822811] | 20 | <para>The next step is adding an entry to /etc/lilo.conf so that we can
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| 21 | choose LFS when booting the computer:</para>
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[6370fa6] | 22 |
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[b822811] | 23 | <para><screen><userinput>cat >> /etc/lilo.conf << "EOF"</userinput>
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[3229c6b] | 24 | image=/boot/lfskernel
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| 25 | label=lfs
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| 26 | root=<partition>
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| 27 | read-only
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[b822811] | 28 | <userinput>EOF</userinput></screen></para>
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[6370fa6] | 29 |
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[2bdc67d] | 30 | <para><partition> must be replaced with the LFS
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[b822811] | 31 | partition's designation.</para>
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[6370fa6] | 32 |
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[0659660] | 33 | <para>Also note that if you are using reiserfs for your root partition,
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| 34 | the line <userinput>read-only</userinput> should be changed to
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| 35 | <userinput>read-write</userinput>.</para>
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| 36 |
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[2bdc67d] | 37 | <para>Now, update the boot loader by running:</para>
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[6370fa6] | 38 |
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[3f9893b] | 39 | <para><screen><userinput>/sbin/lilo -v</userinput></screen></para>
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[6370fa6] | 40 |
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[2bdc67d] | 41 | <para>The last step is synchronizing the host system's lilo
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| 42 | configuration files with the LFS system's:</para>
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[908631a] | 43 |
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[4a7a683] | 44 | <para><screen><userinput>cp /etc/lilo.conf $LFS/etc
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[9ad0f036] | 45 | cp $(grep "image.*=" /etc/lilo.conf | cut -f 2 -d "=") $LFS/boot</userinput></screen></para>
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[908631a] | 46 |
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[6370fa6] | 47 | </sect1>
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| 48 |
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