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On Fri, Jun 29, 2012 at 3:15 PM, Rich Freeman <rich0@g.o> wrote:
> On Fri, Jun 29, 2012 at 3:01 PM, Mike Gilbert <floppym@g.o> wrote:
>> 3. grub2-install calls grub2-bios-setup which installs boot.img into
>> the MBR and embeds core.img into the sectors immediately after the
>> MBR.
>
> Ok, that isn't all that unlike grub1 - that is what stage1.5 is. It
> just sounds like these aren't static files that are copied out of
> /boot/grub, but rather they're built on-demand from other files there.
> Grub1 figures out which static stage1.5 you need based on where /boot
> is. They probably went to a more dynamic model so that they can
> support stuff like LVM+MD+LUKS+etc without having every permutation of
> static code. I'm not sure how smart the bootloader code ends up being
> - it wouldn't surprise me if at time of install the installer does all
> the work and just loads a simple bootloader on the diagnostic cylinder
> with just enough smarts to find /boot if it hasn't changed.
Spot on. :-)
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