[yocto] GRUB fix for 1.1: Preferred approach for default grub version

[Tom Zanussi]

On Mon, 2011-10-03 at 11:48 -0700, Darren Hart wrote:
> When grub2 was merged int oe-core, it became the default (rather than
> being explicitly requested by the 64b meta-intel BSPs). This breaks the
> live install on 32b systems, like the n450 - installing grub v1.99 with
> a grub v1 config.
> 
> We have a couple options on how to fix this.
> 
> 1) Set PREFERRED_PROVIDER_grub="0.97" in all 32b x86 machine configs
> 2) Set DEFAULT_PREFERENCE="-1" in the grub_1.99.bb recipe which would
>    affect all of oe-core.
> 3) Some alternate approach which would be the equivalent of
>    DEFAULT_PREFERENCE, but only for meta-yocto BSPs or the poky
>    "distro".
> 
> Given the time frame, I'd prefer to agree on the approach before writing
> and testing patches. Preferences?
> 

Not sure why it wouldn't work for the n450 - it worked for the other
32-bit BSPs in meta-intel.  Let me take a look...

Tom

> Thanks,
>