Re: ICU_LEN with IO APIC

On Fri, May 31, 2002 at 12:12:00PM +0300, Aaro J Koskinen wrote:
> Hello,
> 
> Is there any particular reason why the number of interrupts is limited
> to 32 on APIC systems? Is it just a conservative guess on the number of
> interrupts anyone might want to need...?

  I'm not sure but perhaps this is historical (and now also required
  again), but if we use a word to mask out interrupts than after 32 we
  run out of bits.  "Who needs more than 32 interrupts anyway?!" :-)

> A.
> 
> -- 
> Aaro Koskinen
> E-mail: [e-mail]            "I'm the ocean, I'm the giant undertow."
> http://www.iki.fi/aaro

Regards,
-- 
Bosko Milekic
[e-mail]
[e-mail]


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