On Tue, Nov 07, 2017 at 11:25:16AM +0000, Ard Biesheuvel wrote:
> >> I'd prefer the name
> >> ARM_MEMORY_REGION_ATTRIBUTE_WRITE_BACK_NONSHAREABLE but other than
> >> that, this looks sensible to me. Leif?
> >
> > And the same for NONSECURE, yes.
> > With that modification, this sounds like something absolutely required
> > in this situation.
> >
> > Does this scenario have any further implications for runtime use?
>
> I don't think so. These attributes are only used to select the
> attributes UEFI uses for its own mapping, and they should only be used
> for non-DRAM, so they shouldn't leak into the UEFI memory map in a way
> the OS would be able to notice.
Yes, that makes sense. Just wanted to double-check.
/
Leif
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