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Re: [Xen-devel] pvgrub2 is merged

On 26/11/13 18:12, Andrey Borzenkov wrote:
> Ð Tue, 26 Nov 2013 18:58:47 +0100
> Fabio Fantoni <fabio.fantoni@xxxxxxx> ÐÐÑÐÑ:
>> I have also another question:
>> Is possible specify multiple path where search the grub.cfg for support 
>> all mainly distributions and add a custom cfg path support taking it 
>> from arguments?
> You can do something like
> if search --set root --file /boot/grub2/grub.cfg ; then
>   configfile /boot/grub2/grub.cfg
> elif search --set root --file /boot/grub/grub.cfg ; then
>   configfile /boot/grub/grub.cfg
> elif ...
>   ...
> fi
> If xen provides way to pass arguments to kernel, it sure could be
> implemented as arguments to grub. Actually someone asked for a way to
> pass arguments to grub on EFI, so this could share implementation.

The way PV guests get a command line from the toolstack is via the
start_info.cmd_line, which is up to 1024 bytes.

This will be available to anything which gets its hand on the start info


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