Messages in this thread | | | Subject | Re: [PATCH v2] clocksource/arm_arch_timer: Enable and verify MMIO access | From | Daniel Lezcano <> | Date | Mon, 8 Feb 2016 15:30:56 +0100 |
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On 02/01/2016 01:00 PM, Robin Murphy wrote: > So far, we have been blindly assuming that having access to a > memory-mapped timer frame implies that the individual elements of that > frame frame are already enabled. Whilst it's the firmware's job to give > us non-secure access to frames in the first place, we should not rely > on implementations always being generous enough to also configure CNTACR > for those non-secure frames (e.g. [1]). > > Explicitly enable feature-level access per-frame, and verify that the > access we want is really implemented before trying to make use of it. > > [1]:https://github.com/ARM-software/tf-issues/issues/170 > > Signed-off-by: Robin Murphy <robin.murphy@arm.com> > ---
Applied to my tree for 4.6.
Thanks
- Daniel
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