[Info-vax] $SETIMR granularity

Snowshoe no at spam.please
Tue Oct 25 00:36:23 EDT 2011


On 10/24/2011 11:22 PM, Steven Schweda wrote:
> On Oct 24, 9:49 pm, Snowshoe<n... at spam.please>  wrote:
>
>> Does $SETIMR have the same (1/100 second) granularity on Itanium and
>> Alpha as it does on the VAX?  [...]
>
>     Is there some ambiguity in the documentation?
>
>> [...]  Or is it 1/1024 second due to the clock speed?
>
>     Due to which "clock speed"?  How?  Why?

Alpha clock speed.  I think Itanium is the same.
>
>> (if 1/100 second, how is this done, 1024 doesn't divide 100 evenly)
>
>      From where is this "1024" coming?
>
>     What are you talking about?

The Alpha clock ticks 1024 times a second.  (VAX ticks 100 times a second)



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