On 07/28/2010 05:45 PM, Lennart Sorensen wrote:
> On Wed, Jul 28, 2010 at 05:27:33PM +0300, Vladimir 'φ-coder/phcoder'
> Serbinenko wrote:
>
>> On 07/23/2010 11:02 PM, Lennart Sorensen wrote:
>>
>>> So how would one explain to grub-install that it needs part_msdos when
>>> the partition tables that the md devices are running on are of type msdos?
>>> How would one make it automatically add the correct prefix (since it
>>> needs either (hd,msdos#)/boot/grub or (md0)/boot/grub or similar added
>>> instead of the default)? And of course finally it would have to dd to
>>> the target device, rather than just create a file and try to make the
>>> firmware boot that file. The boot device also has to be the full disk
>>> on the IBM, not a disk,partition,file combination.
>>>
>>>
>> Normally it should be all autodetected. Could you file a bug report for
>> this? Could you tell the commands to reproduce it? I have a PPC box but
>> it has only one disk but a mdraid on partitions should do it.
>>
> Well the problem appears to be that grub-install does this:
>
> # Then the partition map module. In order to support partition-less media,
> # this command is allowed to fail (--target=fs already grants us that the
> # filesystem will be accessible).
> partmap_module=
> for x in `$grub_probe --target=partmap --device ${grub_device} 2> /dev/null`;
> do
> partmap_module="$partmap_module part_$x";
> done
>
> Unfortunately there is nothing that defines ${grub_device} in the script.
> If it used the target install device, it would in fact get the right
> result.
>
Thanks, fixed.
> Now of course another issue is that the script aborts if /boot/grub is
> not a seperate mount point. Well on the IBM powerpc there is no reason
> to make it a seperate mount point since you can't boot from a partition
> with a filesystem anyhow.
>
> I am not sure how one would go about getting grub-install to figure out
> the grub name for the filesystem holding /boot/grub so that it can pass
> the prefix, since it could be (md0)/boot/grub or (md/0)/boot/grub
>
> So where is the bug track system?
>
>
https://savannah.gnu.org/bugs/?group=grub-- Regards Vladimir 'φ-coder/phcoder' Serbinenko
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