On Wed, Jul 08, 2015 at 09:22:32AM -0700, Blibbet wrote:
> On 07/08/2015 07:24 AM, Leif Lindholm wrote:
> > On Wed, Jul 01, 2015 at 12:59:12PM +0000, Meenakshi Aggarwal wrote:
> >> This is my first query on this list. I apologize for any mistake.
>
> This is also my first query on the list. :-)
>
> >> Is this patch tested?
> >
> > Yes.
> >
> >> Also I want to know the underline firmware volume on which this
> >> patch has been tested?
> >
> > We verified it (at least) on the microSD card on the Samsung Arndale
> > board.
>
> Forgetting the licensing issue, would the Ext2 FS driver need to be
> embedded in the main firmware volume, or could it be in a .efi file in a
> FAT-based ESP?
Should work. Don't know if anyone tested it.
> I am wondering if it'd be technically possible for a
> system with a main firmware volume that only recognizes FAT would be
> able to load and use the Ext2 FS driver, since most IBVs only ship FAT
> support (except Apple which apparently supports both FAT and HFS+) for ESP.
Yes, that should be doable.
I think that's how rEFInd works.
> What about UDF for non-FAT ESP FS? UDF was checked into TianoCore a
> while ago, so BSD licensed. Unlike FAT, I am not aware of any UDF IP
> issues.
FAT is still the filesystem mandated by the spec, so without FAT
support, it's not really UEFI.
/
Leif
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