Do ARM Cortex-A9 PMU supoort oprofile

Dave Martin dave.martin at linaro.org
Thu Mar 1 08:57:06 UTC 2012


On Wed, Feb 29, 2012 at 11:21:58PM +0800, zachary6626 wrote:
> Sorry disturbing you!
> 
> I have ask google for do ARM Cortex-A9 PMU supoort oprofile, but it do not have a answer definitely .
> 
> So i ask you do ARM Cortex-A9 PMU supoort oprofile.
> 
> Can u help me?

In general, yes it does work.  But board support is needed in addition
to the CPU PMU support.

If you're trying to work on omap4 (panda) you may need some extra
patches:


For more information on this, take a look at the following thread where
this issue was discussed recently:

http://lists.linaro.org/pipermail/linaro-dev/2012-February/010326.html

Cheers
---Dave



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