old-www/HOWTO/Hard-Disk-Upgrade/prepare.html

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>Prepare LILO to boot the new disk</TITLE
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NAME="PREPARE"
>9. Prepare <SPAN
CLASS="ACRONYM"
>LILO</SPAN
> to boot the new disk</A
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><I
><P
><I
>(Thanks to Rick Masters for helping with this.)</I
></P
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><P
>We're assuming that <SPAN
CLASS="ACRONYM"
>LILO</SPAN
> is installed on the hard
disk's Master Boot Record (<SPAN
CLASS="ACRONYM"
>MBR</SPAN
>); this seems to be the
most common configuration. You want to install <SPAN
CLASS="ACRONYM"
>LILO</SPAN
> on
what's presently the second hard disk but will become the first hard disk.</P
><P
>Edit the file <TT
CLASS="FILENAME"
>/new-disk/etc/lilo.conf</TT
> as follows:
<TABLE
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><PRE
CLASS="PROGRAMLISTING"
>disk=/dev/hdb bios=0x80 # Tell LILO to treat the second
# disk as if it were the first
# disk (BIOS ID 0x80).
boot=/dev/hdb # Install LILO on second hard
# disk.
map=/new-disk/boot/map # Location of "map file".
install=/new-disk/boot/boot.b # File to copy to hard disk's
# boot sector.
prompt # Have LILO show "LILO boot:"
# prompt.
timeout=50 # Boot default system after 5
# seconds. (Value is in tenths of
# seconds.)
image=/new-disk/boot/vmlinuz # Location of Linux kernel. The
# actual name may include a version
# number, for example
# "vmlinuz-2.0.35".
label=linux # Label for Linux system.
root=/dev/hda1 # Location of root partition on
# new hard disk. Modify this as
# appropriate for your system.
# Note that you must use the name
# of the future location, once the
# old disk has been removed.
read-only # Mount partition read-only at
# first, to run fsck.</PRE
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</P
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><P
><B
>Slackware only. </B
>Use <B
CLASS="COMMAND"
>image=/new-disk/vmlinuz</B
>.</P
></DIV
><P
>If you're using a <SPAN
CLASS="ACRONYM"
>SCSI</SPAN
> hard disk, you may have to
add a line with <B
CLASS="COMMAND"
>initrd</B
>. See your existing file
<TT
CLASS="FILENAME"
>/etc/lilo.conf</TT
>.</P
><P
>Install <SPAN
CLASS="ACRONYM"
>LILO</SPAN
> on the new disk:
<TABLE
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><PRE
CLASS="PROGRAMLISTING"
>/sbin/lilo -C /new-disk/etc/lilo.conf</PRE
></TD
></TR
></TABLE
>
</P
><P
>The <TT
CLASS="OPTION"
>-C</TT
> option tells <SPAN
CLASS="ACRONYM"
>LILO</SPAN
> what
configuration file to use.</P
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> as appropriate</TD
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