Re: [SeaBIOS] seabios does not support booting from usb-uas with nec-usb-xhci

[Gerd Hoffmann]

On Fr, 2016-05-06 at 17:00 +0800, Tom Yan wrote:
> Strangely, seabios supports booting from usb-uas with usb-ehci:
>
> https://drive.google.com/open?id=0B50PCxfm5KU1dUFTUG9HU0pEcXc
>
> and usb-bot with nec-usb-xhci:
>
> https://drive.google.com/open?id=0B50PCxfm5KU1QnVzdTBIdEFzZW8
>
> but not usb-uas with nec-usb-xhci:
>
> https://drive.google.com/open?id=0B50PCxfm5KU1Z0t1akNXaVZZLTQ
>
> This makes me wonder if it is just a missing feature of a bug.

missing support for usb3 streams in seabios.

cheers,
  Gerd

seabios does not support booting from usb-uas with nec-usb-xhci

[Tom Yan]

That's what I guessed too. Is there any plan to add it or is it out of
consideration?

On Monday, 9 May 2016, Gerd Hoffmann  wrote:
> On Fr, 2016-05-06 at 17:00 +0800, Tom Yan wrote:
> > Strangely, seabios supports booting from usb-uas with usb-ehci:
> >
> > https://drive.google.com/open?id=0B50PCxfm5KU1dUFTUG9HU0pEcXc
> >
> > and usb-bot with nec-usb-xhci:
> >
> > https://drive.google.com/open?id=0B50PCxfm5KU1QnVzdTBIdEFzZW8
> >
> > but not usb-uas with nec-usb-xhci:
> >
> > https://drive.google.com/open?id=0B50PCxfm5KU1Z0t1akNXaVZZLTQ
> >
> > This makes me wonder if it is just a missing feature of a bug.
>
> missing support for usb3 streams in seabios.
>
> cheers,
>   Gerd