Re: Broadcom 5700/5701 Gigabit Ethernet Adapters

Jeff Garzik
2002-03-11T01:31:38Z

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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