Re: Broadcom 5700/5701 Gigabit Ethernet Adapters

[Jeff Garzik <jgarzik@mandrakesoft.com>]

Richard Gooch wrote:
> 
> David S. Miller writes:
> >    From: Richard Gooch <rgooch@ras.ucalgary.ca>
> >    Date: Sun, 10 Mar 2002 17:55:44 -0700
> >
> >    David S. Miller writes:
> >    > The hardware is not capable of doing it, due to bugs in the hw
> >    > checksum implementation of the sk98 chipset.  They aren't being
> >    > "slow" they just can't possibly implement it for you.
> >
> >    So what is currently the best combination of gige card/driver/cost?
> >    What do you recommend to the budget-conscious?
> >
> > I can only tell you what I know performance wise about cards,
> > and currently it looks like:
> >
> > 1) Intel E1000
> > 2) Tigon2, aka. Acenic
> > 3) SysKonnect sk98, but has broken TX checksums.  If it had
> >    working TX checksums it would be in 2nd place instead of Acenic.
> >    This hw bug is essentially why Acenics were used for all the
> >    TUX benchmarks runs instead of SysKonnect cards.
> > 4) Tigon3, aka. bcm57xx
> >
> > This may surprise some people, but frankly I think the Tigon3's PCI
> > dma engine is junk based upon my current knowledge of the card.  It is
> > always possible I may find out something new which kills this
> > perception I have of the card, but we'll see...
> 
> I note the Intel card is pretty expensive. What are these "Addtron"
> cards I see listed on www.pricewatch.com for US$36 ?Is that a
> supported card under another name?
> 
> > All the cards listed above have good GPL'd drivers available.
> 
> When is the E1000 driver going to be added to the kernel?

It's already in 2.5.

It will be added to 2.4.x after further testing and review in 2.5.x.

	Jeff



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