[Info-vax] Timer resolution for sys$setimr() ?

Arne Vajhøj arne at vajhoej.dk
Thu Dec 5 09:28:22 EST 2024


On 12/5/2024 8:13 AM, Simon Clubley wrote:
> On 2024-12-04, Arne Vajhøj <arne at vajhoej.dk> wrote:
>>
>> https://hunter.goatley.com/writing-vms-privileged-code/part-v-timer-queues/
>>
>> has a lot of details.
>>
>> But is about the same age as the old IDS.
> 
>  From that page:
> 
> |The VAX architecture stipulates the interval timer must generate a hardware
> |interrupt every 10 milliseconds, or ten times per second, and the VAX
> |hardware guarantees a hardware interrupt every 10 ms.
> 
> I didn't see a way to leave feedback on that page.

It is an old mostly historic document.

But Hunter is still around so you can email him.

I have not seen Heinrich around for a few decades.

Arne



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