(In reply to Dean Martin from comment #7) > (In reply to Takashi Iwai from comment #5) > > I wonder what the Dell-specific package (for use with Ubuntu 14.04) provides > that allows this BIOS function to operate correctly? No idea. Also it's possible that Dell BIOS behaves differently, even depending on Linux distro. I heard a rumor once that some of Dell EFI boots only from Ubuntu and RHEL...