Re: [Xen-devel] Xen ARM - Exposing a PL011 to the guest

[Julien Grall <julien.grall@xxxxxxx>]

Hi Christoffer,

On 30/11/16 16:24, Christoffer Dall wrote:
> On Wed, Nov 30, 2016 at 03:29:32PM +0000, Julien Grall wrote:
> > Hi all,
> >
> > Few months ago, Linaro has published the version 2 of the VM
> > specification [1].
> >
> > For those who don't know, the specification provides guidelines to
> > guarantee a compliant OS images could run on various hypervisor (e.g
> > Xen, KVM).
> >
> > Looking at the specification, it will require Xen to expose new
> > devices to the guest: pl011, rtc, persistent flash (for UEFI
> > variables).
> >
> > The RTC and persistent will only be used by the UEFI firwmare.
> Why would a guest booting without UEFI not want to use the RTC directly?
Sorry, I had only the VM spec in mind. Of course, an RTC could be used 
for guest booting without UEFI.
Cheers,

--
Julien Grall

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