Debugging Fedora UEFI boot problems on Intel DQ77MK

[Peter Jones]

On Mon, 2012-07-30 at 21:23 +0300, Pasi Kärkkäinen wrote:
> On Thu, Jul 26, 2012 at 11:02:07PM +0300, Pasi Kärkkäinen wrote:
> > 
> > > >I'm pretty sure this is a Intel firmware bug, but it'd be nice to be able to
> > > >confirm that somehow..
> > > 
> > > Well, either the bootloader or the kernel (or something after that) is not
> > > succeeding If Windows works in UEFI mode on the machine, then we would still
> > > consider it to be a bug we should fix, even if the firmware fails to comply to
> > > precisely to our previous interpretation of the spec.
> > > 
> > 
> > I'll try installing Windows aswell.
> > 
> 
> I just tried Win7 SP1 x64, and it seems to install and work OK in UEFI mode.
> After installation I verified it had created GPT system partition,
> and also I used "bcdedit" to verify windows has booted using bootmgfw.efi and winload.efi.
> 
> So yes, win7 works in UEFI mode, but f16/f17/rhel63 x64 fail in UEFI mode.
> 
> Should I open a fedora bugzilla ticket?

Probably - but first, could you try booting the iso at
http://pjones.fedorapeople.org/sb/boot-sb4.iso ?  It's using a boot
process that's a bit different (and more like what F18 will have), so
and the code is different enough that there's some chance any given
bug is incidentally fixed.