Re: Read CCNT on PXA255

[Gilles Chanteperdrix <gilles.chanteperdrix@xxxxxxxxxxx>]

Junaid Jamil wrote:
>> When an overflow occurs between two read, the second value you will read
>> will be smaller than the first one. If you compute the difference
>> between the two reads as an unsigned, it will do the right thing, and
>> you will not have to take care about overflows.
> 
> Well the approach you told me is ok but only for 1 overflow and I m
> already doing this. If my program run for more than 38 minutes, then
> it will overflow twice or more. So how to cater about this?

As I already told you, if you want to measure an interval longer than 38
minutes you do not need the OSCR, you can do this perfectly with
gettimeofday.

-- 
					    Gilles.

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