[PATCH 1/2]: powerpc/cell spidernet bottom half

David Miller davem at davemloft.net
Thu Aug 17 08:29:19 EST 2006


From: Arnd Bergmann <arnd at arndb.de>
Date: Thu, 17 Aug 2006 00:16:46 +0200

> Am Wednesday 16 August 2006 23:32 schrieb David Miller:
> > Can spidernet be told these kinds of parameters?  "N packets or
> > X usecs"?
> 
> It can not do exactly this but probably we can get close to it by

Oh, you can only control TX packet counts using bits in the TX ring
entries :(

Tigon3 can even be told to use different interrupt mitigation
parameters when the cpu is actively servicing an interrupt for
the chip.

Didn't you say spidernet's facilities were sophisticated? :)
This Tigon3 stuff is like 5+ year old technology.



More information about the Linuxppc-dev mailing list