Re: [Xen-devel] [RFC PATCH] xen/arm: GICv3 support for domU

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Mon, 2014-09-22 at 18:45 +0530, Vijay Kilari wrote:

> > Why do you need to get those information? You should define yourself the
> > regions of the GICv3 in the guest layout and not relying on the host DT.
> 
> In make_intc_node() in llibxl_arm.c the compatibility and mmio regions are
> hardcoded to GICv2. So to make it GICv3 I think of two options
> 
> 1) Generate GIC node for domU that host DT supports.
>     With this approach I thought of using the hypercalls that you have 
> created.
> 2) Parse domU config file and generate GIC accordingly?

You should do 2, but with the default (v2 vs v3) set based on what the
host supports (i.e. it's two or three-ness, not the actual
properties/addresses which should be made up for the virtual platform
not the host).

Ian.


_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxx
http://lists.xen.org/xen-devel