24 Jan
2011
24 Jan
'11
2:02 p.m.
Dear Albert ARIBAUD,
In message 4D3D2942.4060600@free.fr you wrote:
That is assuming a 64-bit timebase, isn't it? for CPUs / SoCs that don't > have such a timebase but only a 32-bit timer, the bogo_ms/jiffy would > not go through the full 32-bit range, which would cause issues with the > timing loops on rollover -- and while a timeout of more than 65 sec may > not be too likely, a timeout starting near the wraparound value of > bogo_ms still could happen.
Sorry, but I don't get it. What exactly is the problem with a 32 bit counter, and why would it not go through the full 32-bit range?
Best regards,
Wolfgang Denk
--
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