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Date:      Tue, 03 Jul 2001 02:17:19 -0700
From:      Jeffrey Hsu <hsu@FreeBSD.org>
To:        Luigi Rizzo <luigi@info.iet.unipi.it>
Cc:        freebsd-net@FreeBSD.ORG
Subject:   Re: fastforwarding?
Message-ID:  <0GFW00BTB4H5QP@mta5.snfc21.pbi.net>
In-Reply-To: Message from Luigi Rizzo <luigi@info.iet.unipi.it> "of Tue, 03 Jul 2001 10:55:42 %2B0200." <200107030855.KAA43664@info.iet.unipi.it>

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  > Some versions of the 21143 have a "interrupt mitigation" register
  > which acts more or less as the VMIN/VTIME termios fields.
  > But the 21143 is hard to find these days, and it is the
  > only one i know with this feature.

Both the Alteon Tigon II (if_ti) and the National Semiconductor (if_nge)
gigabit NICs have some form of interrupt coalescing or interrupt moderation.





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