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Re: Possibly erroneous "device not present" message during boot

Le 15/04/2017 à 15:55, songbird a écrit :

  maybe grub needs something provided by the

usbms, ehci, uhci or ohci?

Be careful if you're going to use driver modules (USB, PATA, AHCI...) to get direct access to a device. It disables access to *all* devices through the BIOS, including the device GRUB was booted from and reads its own files.