On Tue, Jul 31, 2012 at 09:41:48PM +0300, Pasi Kärkkäinen wrote:
Secure boot not enabled
error: failure reading sector 0x40 from `cd0Ž.
Try changing the firmware from AHCI to IDE mode. We're pretty sure this
is a bug in Intel's AHCI driver, but we'll try to figure out a
workaround in grub.
Matthew Garrett | mjg59(a)srcf.ucam.org