Attachment 53599 Details for Bug 85175 – Bootloader section

Bootloader section

hb-install-ppc64-bootloader.xml (text/plain), 7.53 KB, created by Markus Rothe (RETIRED) on 2005-03-15 21:25:33 UTC

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Creator: Markus Rothe (RETIRED)

Created: 2005-03-15 21:25:33 UTC

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><?xml version='1.0' encoding='UTF-8'?>
><!DOCTYPE sections SYSTEM "/dtd/book.dtd">
>
>
>
>
>
>
><sections>
>
><version>1.7</version>
><date>2005-01-15</date>
>
><section>
><title>Making your Choice</title>
><subsection>
><title>Introduction</title>
><body>
>
>
>Now that your kernel is configured and compiled and the necessary system
>configuration files are filled in correctly, it is time to install a
>program that will fire up your kernel when you start the system. Such a
>program is called a <e>bootloader</e>.
>
>
>
>On Linux/PPC64 we have only yaBoot as a bootloader untill grub2 is
>finished.
>
>
></body>
></subsection>
></section>
><section id="yaboot">
><title>Using yaBoot</title>
><subsection>
><title>Introduction</title>
><body>
>
><impo>
>You have to use yaboot-static instead of yaboot, because yaboot won't
>compile on PPC64.
></impo>
>
>
>There are two ways to configure yaBoot for your system. You can use the
>new and improved <c>yabootconfig</c> included with
><path>yaboot-1.3.8-r1</path> and later to automatically set up yaboot. If
>for some reason you do not want to run <c>yabootconfig</c> to
>automatically set up <path>/etc/yaboot.conf</path> or you are installing Gentoo
>on a G5 (on which <c>yabootconfig</c> does not always work), you can just edit 
>the sample file already installed on your system.
>
>
><impo>
>yabootconfig/ybin won't work on IBM. You have to install yaboot another way:
><uri link="#yaboot-ibm">Using yaboot on IBM</uri>
></impo>
>
><ul>
> <li><uri link="#yabootconfig">Default: Using yabootconfig</uri></li>
> <li>
> <uri link="#manual_yaboot">Alternative: Manual yaBoot Configuration</uri>
> </li>
></ul>
>
></body>
></subsection>
><subsection id="yabootconfig">
><title>Default: Using yabootconfig</title>
><body>
>
>
><c>yabootconfig</c> will auto-detect the partitions on your machine and will
>set up dual and triple boot combinations with Linux, Mac OS, and Mac OS
>X.
>
>
>
>To use <c>yabootconfig</c>, your drive must have a bootstrap partition, and
><path>/etc/fstab</path> must be configured with your Linux partitions. Both of 
>these should have been done already in the steps above. To start, ensure that
>you have the latest version of yaboot installed by running <c>emerge --update
>yaboot-static</c>. This is necessary as the latest version will be available via
>Portage, but it may not have made it into the stage files.
>
>
><pre caption = "Installing yaboot-static">
># emerge --update yaboot-static
></pre>
>
>
>Now run <c>yabootconfig</c>. The program will run and it will confirm
>the location of the bootstrap partition. Type <c>Y</c> if it is correct. If
>not, double check <path>/etc/fstab</path>. yabootconfig will then scan your
>system setup, create <path>/etc/yaboot.conf</path> and run <c>mkofboot</c> for
>you. <c>mkofboot</c> is used to format the bootstrap partition, and install 
>the yaboot configuration file into it.
>
>
>
>You might want to verify the contents of <path>/etc/yaboot.conf</path>. If 
>you make changes to <path>/etc/yaboot.conf</path> (like setting the 
>default/boot OS), make sure to rerun <c>ybin -v</c> to apply changes to the 
>bootstrap partition.
>
>
>
>Now continue with <uri link="#reboot">Rebooting your System</uri>.
>
>
></body>
></subsection>
><subsection id="manual_yaboot">
><title>Alternative: Manual yaBoot Configuration</title>
><body>
>
>
>First make sure you have the latest <c>yaboot-static</c> installed on your
>system:
>
>
><pre caption = "Installing yaboot">
># emerge --update yaboot-static
></pre>
>
>
>Below you find a completed <path>yaboot.conf</path> file. Alter it at
>will.
>
>
><pre caption = "/etc/yaboot.conf">
><comment>## /etc/yaboot.conf
>##
>## run: "man yaboot.conf" for details. Do not make changes until you have!!
>## see also: /usr/share/doc/yaboot/examples for example configurations.
>##
>## For a dual-boot menu, add one or more of:
>## bsd=/dev/hdaX, macos=/dev/hdaY, macosx=/dev/hdaZ
>
>## our bootstrap partition:</comment>
>
>boot=/dev/hda2
>
><comment>## ofboot is the openfirmware way to specify the bootstrap partition.
>## If this isn't defined, yaboot fails on the G5 and some G4s (unless 
>## you pass the necessary arguments to the mkofboot/ybin program).
>## hd:X means /dev/sdaX (or /dev/hdaX).</comment>
>
>ofboot=hd:2
>
><comment>## hd: is open firmware speak for hda</comment>
>device=hd:
>
>delay=5
>defaultos=macosx
>timeout=30
>install=/usr/lib/yaboot/yaboot
>magicboot=/usr/lib/yaboot/ofboot
>
><comment>#################
>## This section can be duplicated if you have more than one kernel or set of
>## boot options - replace 2.6.9 with your kernel-version
>#################</comment>
>image=/boot/kernel-2.6.9
> label=Linux
> root=/dev/hda3
> partition=3
> sysmap=/boot/System.map-2.6.9
> read-only
>
>macos=hd:13
>macosx=hd:12
>enablecdboot
>enableofboot
></pre>
>
>
>Once <path>yaboot.conf</path> is set up the way you want it, you run
><c>mkofboot -v</c> to install the settings in the bootstrap partition.
><e>Don't forget this!</e> Confirm when <c>mkofboot</c> asks you to create a new
>filesystem.
>
>
>
>If all goes well, and you have the same
>options as the sample above, your next reboot will give you a simple,
>five-entry boot menu. If you update your yaboot config later on, you'll
>just need to run <c>ybin -v</c> to update the bootstrap partition -
><c>mkofboot</c> is for initial setup only.
>
>
>
>For more information on yaboot, take a look at the <uri
>link="http://penguinppc.org/projects/yaboot">yaboot project</uri>. For
>now, continue the installation with <uri link="#reboot">Rebooting your 
>System</uri>.
>
>
></body>
></subsection>
></section>
><section id="yaboot-ibm">
><title>Using yaboot on IBM</title>
><body>
>
>
>On IBM hardware you cannot run yabootconfig or ybin. You have to proceed
>the folowing steps:
>
>
><ul>
> <li>Install yaboot-static</li>
> <li>Run 'dd if=/usr/lib/yaboot/yaboot.chrp of=/dev/sdXX' (fill in XX
> with your disk and partition for the RPeP partition; this was in our
> example /dev/sda1)</li>
> <li>Next construct your own yaboot.conf file and place into /etc.
> (Take a look at the config above, look into the man page of
> yaboot.conf or look at the below yaboot.conf example)</li>
> <li>Assuming your boot device in OF is pointing to the harddrive you
> prep boot partition is on then it'll just work, otherwise at IPL time,
> go into the multiboot menu and set the boot device to the one with
> your prep boot partition.</li>
> <li>That's it!</li>
></ul>
>
><pre caption = "yaboot.conf for IBM">
>device=disk:
>partition=2
>root=/dev/sda2
>default=2.6.8-gentoo-r3
>timeout=50
>
>image=/boot/vmlinux-2.6.8-gentoo-r3
> label=2.6.8-gentoo-r3
>	 append="console=ttyS0,9600"
>	 read-only
></pre>
>
></body>
></section>
><section id="reboot">
><title>Rebooting the System</title>
><subsection>
><body>
>
>
>Exit the chrooted environment and unmount all mounted partitions. Then type in 
>that one magical command you have been waiting for: <c>reboot</c>.
>
>
><pre caption="Exiting the chroot, unmounting all partitions and rebooting">
># exit
>livecd ~# cd
>livecd ~# umount /mnt/gentoo/boot /mnt/gentoo/proc /mnt/gentoo/dev /mnt/gentoo
>livecd ~# reboot
></pre>
>
>
>Of course, don't forget to remove the bootable CD, otherwise the CD will be
>booted again instead of your new Gentoo system.
>
>
>
>Once rebooted in your Gentoo installation, finish up with <uri
>link="?part=1&amp;chap=11">Finalizing your Gentoo Installation</uri>.
>
>
></body>
></subsection>
></section>
>
></sections>

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Attachments on bug 85175: 53520 | 53599 | 53708