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Re: [Xen-devel] [PATCH 04/25 v6] xen/arm: vpl011: Add support for vuart in libxl

On Tue, Jul 25, 2017 at 11:08:24PM +0530, Bhupinder Thakur wrote:
> Hi,
> On 18 July 2017 at 17:00, Wei Liu <wei.liu2@xxxxxxxxxx> wrote:
> > CC x86 maintainers
> >
> > On Tue, Jul 18, 2017 at 12:19:19PM +0100, Julien Grall wrote:
> >> >
> >> >      ("arch_arm", Struct(None, [("gic_version", libxl_gic_version),
> >> > +                               ("vuart", libxl_vuart_type),
> >>
> >> ... here it is ARM specific. I am not convinced that we should tie vuart to
> >> ARM only. I cannot see why x86 would not be able to use it in the future.
> >> Any opinions?
> >
> > I don't know. I asked Bhupinder to put it here because it looked arm
> > specific to me. I will let x86 maintainers to decide whether they want
> > such thing.
> What is the decision on this?

Unfortunately this email probably slipped through the crack for Andrew
and Jan.

I've prodded Andrew on IRC so he might chime in.

> I believe that since most of the vuart code added in libxl is arch
> agnostic, it should be fine to keep the libxl_vuart_type as a generic
> type.

What about the actual emulation code? Is that arch-agnostic? If not, I
personally don't see a chance of having vuart emulation for x86 in the
near future and I'm inclined to keep the code as-is.

There is always the option to lift the struct to common code in the

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