[issue1947] GA-880GM-UD2H (rev. 1.3) AHCI fails to detect disks at the end of the RAID controller

Matthew Dillon dillon at apollo.backplane.com
Fri Dec 31 07:57:29 PST 2010

:New submission from Edward O'Callaghan <eocallaghan at auroraux.org>:
:Attached is the verbose boot of the machine when two 1TB disks are in a RAI=
:D 1
:behind the controller. If the AMD RAID controller is set to AHCI mode the d=
:show fine.

    Mmm.  I'm not aware of any hardware AMD RAID controller.  Are you
    sure this isn't some sort of BIOS soft-raid feature?  If the BIOS
    is taking over the AHCI controller the OS won't have any visibility
    into it.


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