Re: [Xen-devel] [PATCH v2 09/15] xen/arm: segregate VGIC low level functionality

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Fri, 2014-04-04 at 15:13 +0100, Julien Grall wrote:
> > +DT_DEVICE_START(gicv2, "VGIC", DEVICE_VGIC)
> > +        .compatible = vgicv2_dt_compat,
> > +        .init = vgic_v2_init,
> > +DT_DEVICE_END
> > +
> 
> hrm ... VGIC is not a device, if you don't plan to support different
> VGIC per domain then you can directly return the vgic callbacks for the
> gic drivers.

Agreed, and if we were to support different VGIC per domain then it
would have to be driven by some sort of toolstack config option, domctl
etc, and not by the compat strings in the host DT.

So best to just register the vgic v2 ops when initialising gic v2 and
similar for v3 I think.

Ian.


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