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== GRUB ==
== GRUB 2 ==
=== Packages ===
{{Box Code|emerge grub -pv|
<pre>
[ebuild    N  *] sys-boot/grub-1.99_rc1 USE="-custom-cflags -debug -multislot -static -truetype" 4,157 kB
</pre>
}}
 
=== Installation ===
{{Codeline|# mount /boot}}
 
{{Codeline|# emerge grub}}
 
{{Codeline|# grub-mkconfig -o /boot/grub/grub.cfg}}
 
"Normal" installation:
 
{{Codeline|# grub-install --recheck --no-floppy /dev/sda}}
 
HP Server /dev/cciss installation:
 
{{Codeline|# grub-install --recheck --no-floppy /dev/cciss/c0d0}}
 
/sbin/grub-setup: warn: Your embedding area is unusually small.  core.img won't fit in it..
/sbin/grub-setup: warn: Embedding is not possible.  GRUB can only be installed in this setup by using blocklists.  However, blocklists are UNRELIABLE and their use is discouraged..
/sbin/grub-setup: error: will not proceed with blocklists.
 
{{Codeline|# grub-install --recheck --no-floppy /dev/cciss/c0d0 --force}}
 
/sbin/grub-setup: warn: Your embedding area is unusually small.  core.img won't fit in it..
/sbin/grub-setup: warn: Embedding is not possible.  GRUB can only be installed in this setup by using blocklists.  However, blocklists are UNRELIABLE and their use is discouraged..
Installation finished. No error reported.
 
{{Codeline|# umount /boot}}
 
 
=== Configuration ===
 
=== simple ===
<pre>
### BEGIN /etc/grub.d/10_linux ###
menuentry "Gentoo GNU/Linux" --class gentoo --class gnu-linux --class gnu --class os {
        set gfxpayload=keep
        insmod ext2
        set root='(hd0,1)'
        search --no-floppy --fs-uuid --set ba16bd87-842c-46c2-a487-2a27d9be90dd
        echo    Loading Linux ...
        linux  /vmlinuz root=/dev/sda3 ro
}
menuentry "Gentoo GNU/Linux (recovery mode)" --class gentoo --class gnu-linux --class gnu --class os {
        set gfxpayload=keep
        insmod ext2
        set root='(hd0,1)'
        search --no-floppy --fs-uuid --set ba16bd87-842c-46c2-a487-2a27d9be90dd
        echo    Loading Linux ...
        linux  /vmlinuz root=/dev/sda3 ro single
}
menuentry "Gentoo GNU/Linux, previous kernel" --class gentoo --class gnu-linux --class gnu --class os {
        set gfxpayload=keep
        insmod ext2
        set root='(hd0,1)'
        search --no-floppy --fs-uuid --set ba16bd87-842c-46c2-a487-2a27d9be90dd
        echo    Loading Linux ...
        linux  /vmlinuz root=/dev/sda3 ro
}
menuentry "Gentoo GNU/Linux, previous kernel (recovery mode)" --class gentoo --class gnu-linux --class gnu --class os {
        set gfxpayload=keep
        insmod ext2
        set root='(hd0,1)'
        search --no-floppy --fs-uuid --set ba16bd87-842c-46c2-a487-2a27d9be90dd
        echo    Loading Linux ...
        linux  /vmlinuz root=/dev/sda3 ro single
}
### END /etc/grub.d/10_linux ###
</pre>
 
=== cciss ===
<pre>
### BEGIN /etc/grub.d/10_linux ###
menuentry 'Gentoo GNU/Linux' --class gentoo --class gnu-linux --class gnu --class os {
        load_video
        insmod part_msdos
        insmod ext2
        set root='(hd0,msdos1)'
        search --no-floppy --fs-uuid --set=root b3727853-ae78-4a00-b21c-7b974c233e1c
        echo    'Loading Linux ...'
        linux  /vmlinuzo root=/dev/cciss/c0d0p3 ro
}
menuentry 'Gentoo GNU/Linux (recovery mode)' --class gentoo --class gnu-linux --class gnu --class os {
        load_video
        insmod part_msdos
        insmod ext2
        set root='(hd0,msdos1)'
        search --no-floppy --fs-uuid --set=root b3727853-ae78-4a00-b21c-7b974c233e1c
        echo    'Loading Linux ...'
        linux  /vmlinuz root=/dev/cciss/c0d0p3 ro single
}
menuentry 'Gentoo GNU/Linux, previous kernel' --class gentoo --class gnu-linux --class gnu --class os {
        load_video
        insmod part_msdos
        insmod ext2
        set root='(hd0,msdos1)'
        search --no-floppy --fs-uuid --set=root b3727853-ae78-4a00-b21c-7b974c233e1c
        echo    'Loading Linux ...'
        linux  /vmlinuz.old root=/dev/cciss/c0d0p3 ro
}
menuentry 'Gentoo GNU/Linux, previous kernel (recovery mode)' --class gentoo --class gnu-linux --class gnu --class os {
        load_video
        insmod part_msdos
        insmod ext2
        set root='(hd0,msdos1)'
        search --no-floppy --fs-uuid --set=root b3727853-ae78-4a00-b21c-7b974c233e1c
        echo    'Loading Linux ...'
        linux  /vmlinuz.old root=/dev/cciss/c0d0p3 ro single
}
### END /etc/grub.d/10_linux ###
</pre>
 
 
=== Updating Grub 2 ===
 
{{Codeline|# mount /boot}}
 
{{Codeline|# grub-install --recheck --no-floppy /dev/sda}}
 
{{Codeline|# umount /boot}}
 
 
 
== GRUB (old) ==


=== Packages ===
=== Packages ===

Revision as of 17:01, 2 March 2011

GRUB 2

Packages

Template:Box Code

Installation

# mount /boot

# emerge grub

# grub-mkconfig -o /boot/grub/grub.cfg

"Normal" installation:

# grub-install --recheck --no-floppy /dev/sda

HP Server /dev/cciss installation:

# grub-install --recheck --no-floppy /dev/cciss/c0d0

/sbin/grub-setup: warn: Your embedding area is unusually small. core.img won't fit in it.. /sbin/grub-setup: warn: Embedding is not possible. GRUB can only be installed in this setup by using blocklists. However, blocklists are UNRELIABLE and their use is discouraged.. /sbin/grub-setup: error: will not proceed with blocklists.

# grub-install --recheck --no-floppy /dev/cciss/c0d0 --force

/sbin/grub-setup: warn: Your embedding area is unusually small. core.img won't fit in it.. /sbin/grub-setup: warn: Embedding is not possible. GRUB can only be installed in this setup by using blocklists. However, blocklists are UNRELIABLE and their use is discouraged.. Installation finished. No error reported.

# umount /boot


Configuration

simple

### BEGIN /etc/grub.d/10_linux ###
menuentry "Gentoo GNU/Linux" --class gentoo --class gnu-linux --class gnu --class os {
        set gfxpayload=keep
        insmod ext2
        set root='(hd0,1)'
        search --no-floppy --fs-uuid --set ba16bd87-842c-46c2-a487-2a27d9be90dd
        echo    Loading Linux ...
        linux   /vmlinuz root=/dev/sda3 ro
}
menuentry "Gentoo GNU/Linux (recovery mode)" --class gentoo --class gnu-linux --class gnu --class os {
        set gfxpayload=keep
        insmod ext2
        set root='(hd0,1)'
        search --no-floppy --fs-uuid --set ba16bd87-842c-46c2-a487-2a27d9be90dd
        echo    Loading Linux ...
        linux   /vmlinuz root=/dev/sda3 ro single
}
menuentry "Gentoo GNU/Linux, previous kernel" --class gentoo --class gnu-linux --class gnu --class os {
        set gfxpayload=keep
        insmod ext2
        set root='(hd0,1)'
        search --no-floppy --fs-uuid --set ba16bd87-842c-46c2-a487-2a27d9be90dd
        echo    Loading Linux ...
        linux   /vmlinuz root=/dev/sda3 ro
}
menuentry "Gentoo GNU/Linux, previous kernel (recovery mode)" --class gentoo --class gnu-linux --class gnu --class os {
        set gfxpayload=keep
        insmod ext2
        set root='(hd0,1)'
        search --no-floppy --fs-uuid --set ba16bd87-842c-46c2-a487-2a27d9be90dd
        echo    Loading Linux ...
        linux   /vmlinuz root=/dev/sda3 ro single
}
### END /etc/grub.d/10_linux ###

cciss

### BEGIN /etc/grub.d/10_linux ###
menuentry 'Gentoo GNU/Linux' --class gentoo --class gnu-linux --class gnu --class os {
        load_video
        insmod part_msdos
        insmod ext2
        set root='(hd0,msdos1)'
        search --no-floppy --fs-uuid --set=root b3727853-ae78-4a00-b21c-7b974c233e1c
        echo    'Loading Linux ...'
        linux   /vmlinuzo root=/dev/cciss/c0d0p3 ro
}
menuentry 'Gentoo GNU/Linux (recovery mode)' --class gentoo --class gnu-linux --class gnu --class os {
        load_video
        insmod part_msdos
        insmod ext2
        set root='(hd0,msdos1)'
        search --no-floppy --fs-uuid --set=root b3727853-ae78-4a00-b21c-7b974c233e1c
        echo    'Loading Linux ...'
        linux   /vmlinuz root=/dev/cciss/c0d0p3 ro single
}
menuentry 'Gentoo GNU/Linux, previous kernel' --class gentoo --class gnu-linux --class gnu --class os {
        load_video
        insmod part_msdos
        insmod ext2
        set root='(hd0,msdos1)'
        search --no-floppy --fs-uuid --set=root b3727853-ae78-4a00-b21c-7b974c233e1c
        echo    'Loading Linux ...'
        linux   /vmlinuz.old root=/dev/cciss/c0d0p3 ro
}
menuentry 'Gentoo GNU/Linux, previous kernel (recovery mode)' --class gentoo --class gnu-linux --class gnu --class os {
        load_video
        insmod part_msdos
        insmod ext2
        set root='(hd0,msdos1)'
        search --no-floppy --fs-uuid --set=root b3727853-ae78-4a00-b21c-7b974c233e1c
        echo    'Loading Linux ...'
        linux   /vmlinuz.old root=/dev/cciss/c0d0p3 ro single
}
### END /etc/grub.d/10_linux ###


Updating Grub 2

# mount /boot

# grub-install --recheck --no-floppy /dev/sda

# umount /boot


GRUB (old)

Packages

32bit

Template:Box Code

Installation

# mount /boot

# emerge grub

Configuration

Normal

1 HDD 3 Partitions (boot/swap/root) - Linux only

Template:Box File # grub-install --no-floppy /dev/sda

1 HDD - Linux and Windows
2 HDD - Linux and Windows
x HDD - Linux and Windows

Software RAID-1

Hardware RAID (HP/Compaq Smart Array RAID controller)

Template:Box File

Template:Box File

# grub-install --no-floppy /dev/cciss/c0d0

Finalize

If the menu.lst symlink doesn't exist we MUST create it

# cd /boot/grub

# ln -snf grub.conf menu.lst

Retrieved from "https://q-old.deltaquadrant.org/index.php?title=GRUB&oldid=3289"