Date: Fri, 5 Jul 2002 15:25:42 -0400 (EDT) From: Andrew Gallatin <gallatin@cs.duke.edu> To: John Polstra <jdp@polstra.com> Cc: net@freebsd.org, bmilekic@unixdaemons.com Subject: Re: virtually contig jumbo mbufs (was Re: new zero copy sockets snapshot) Message-ID: <15653.62134.521004.349089@grasshopper.cs.duke.edu> In-Reply-To: <200207051747.g65HliO2003668@vashon.polstra.com> References: <20020619090046.A2063@panzer.kdm.org> <15653.35606.290023.621040@grasshopper.cs.duke.edu> <200207051645.g65Gj1lM003467@vashon.polstra.com> <20020705132735.A873@unixdaemons.com> <200207051747.g65HliO2003668@vashon.polstra.com>
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John Polstra writes: > In article <20020705132735.A873@unixdaemons.com>, > Bosko Milekic <bmilekic@unixdaemons.com> wrote: > > > > On Fri, Jul 05, 2002 at 09:45:01AM -0700, John Polstra wrote: > > > The BCM570x chips (bge driver) definitely need a single physically > > > contiguous buffer for each received packet. > > > > This is totally ridiculous for gigE hardware, IMO. > > WHOOPS, I'm afraid I have to correct myself. The BCM570x chips do > indeed support multiple buffers for jumbo packets. I'm sorry for the > earlier misinformation! Are programming docs for this board available? BTW, it looks like nge will do scatter/gather too. Drew To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message
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