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Re: [Xen-devel] [PATCH v4 1/4] xen/arm: observe itargets setting in vgic_enable_irqs and vgic_disable_irqs

On 06/09/2014 11:47 AM, Stefano Stabellini wrote:
>> Write in GICD_ITARGETSR can be either half-word or word. If I'm not mistaken
>> you sanity check only handle word access.
> I realize that it is a bit tricky to read, but this works for both word
> and half-word accesses.

I think you have to mask the unused bits in the register. We can't
assume that they will be all-zeroed.


Julien Grall

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