Re: [PATCH v2 7/9] arm64: KVM: add trap handlers for AArch32 debug registers

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On Wed, May 28, 2014 at 05:00:48PM +0100, Marc Zyngier wrote:
> On 25/05/14 16:35, Christoffer Dall wrote:
> > On Tue, May 20, 2014 at 05:55:43PM +0100, Marc Zyngier wrote:

[...]

> >> +
> >> +	/* DBGDSAR (32bit) */
> >> +	{ Op1( 0), CRn( 2), CRm( 0), Op2( 0), trap_raz_wi },
> >> +
> > 
> > we don't handle access to any implementation defined debug registers?
> > Did we actually check what would be implemented for the cores we
> > support?
> 
> No. So far, I've stuck with what the ARM ARM describe. Unless you're
> thinking of a particular register I may ignored?
> 
I was just wondering if there are any implementation defined registers
on the cores we claim to support (a15/a57/a53), and if so, if we
shouldn't add some handlers for those for completeness sake.  I didn't
actually check.  Did you?

-Christoffer
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