Re: EHCI, BIOS handoff warning/error?

From: Michael S. Zick
Date: Fri Jul 10 2009 - 11:05:48 EST


On Thu July 9 2009, Robert Hancock wrote:
> On 07/09/2009 07:57 AM, Michael S. Zick wrote:
> > Anyone with thoughts on this one?
> > Even a translation of the message might help.
> >
> > pci 0000:00:01.0: disabling DAC on VIA PCI bridge
> > pci 0000:00:10.0: uhci_check_and_reset_hc: legsup = 0x2000
> > pci 0000:00:10.0: Performing full reset
> > pci 0000:00:10.1: uhci_check_and_reset_hc: legsup = 0x2000
> > pci 0000:00:10.1: Performing full reset
> > pci 0000:00:10.2: uhci_check_and_reset_hc: legsup = 0x2000
> > pci 0000:00:10.2: Performing full reset
> > pci 0000:00:10.4: EHCI: BIOS handoff
> > pci 0000:00:10.4: EHCI: BIOS handoff failed (BIOS bug?) 01010001
> > pci 0000:01:00.0: Boot video device
>
> That would mean the BIOS failed to indicate it has given up control of
> the EHCI controller within the allowed time period.
>

Thanks. I'll just toss that one onto the "timing fixups" stack.

Mike
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