Re: [Xen-devel] [PATCH] xen/arm: remove check for generic timer support for arm64

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Mon, 2014-06-02 at 19:38 +0530, Vijay Kilari wrote:
> On Mon, Jun 2, 2014 at 7:32 PM, Ian Campbell <Ian.Campbell@xxxxxxxxxx> wrote:
> > On Mon, 2014-06-02 at 19:29 +0530, Vijay Kilari wrote:
> >> However generic timer is required for aarch64 mode.
> >
> > Do you have an ARM ARM reference for that? If true it would indeed
> > simplify things, but I was unable to find a statement along those
> > lines...
> 
>   Sorry, I too didn't not get any reference for this.
> But in arm64 where Aarch32 is optional, why should one rely on Aarch32
> feature register
> if generic timer is anyway required for Aarch64

We shouldn't, the bug is that we are checking the AArch32 feature
register instead of the AArch64 one in this case (see the rest of this
thread).

Ian.


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