On Thu, Oct 30, 2008 at 06:58:21AM +0100, Christian Brueffer wrote:
> On Thu, Oct 30, 2008 at 01:06:37PM +0900, Pyun YongHyeon wrote:
> >
> > Hi,
> >
> > I had been working on writing a driver for Atheros AR8121(L1E),
> > AR8113/AR8114(L2E) ethernet controllers since Jeremy Chadwick sent
> > the hardware to me. I think it's feature complete state and time
> > for more testing for stability or some edge cases. I guess AR81xx
> > is commonly found on newer Asus EeePC or P5Q series of Asus
> > motherboard. If you have AR81xx controller would you give it spin
> > and let me know how it goes? You can get the latest driver at the
> > following URL.
> > http://people.freebsd.org/~yongari/ate/if_ate.c
> > http://people.freebsd.org/~yongari/ate/if_atereg.h
> > http://people.freebsd.org/~yongari/ate/if_atevar.h
> > http://people.freebsd.org/~yongari/ate/Makefile
> > or
> > http://people.freebsd.org/~yongari/a...0081030.tar.gz
> > The driver should build without problems on CURRENT, stable/7.
> >
> > ATM the driver supports the following hardware features.
> > - TSO
> > - Rx TCP/UDP/IP checksum offload
> > - VLAN tag insertion/stripping
> > - Jumbo frame
> > - WOL
> > It seems that hardware supports Tx checksum offload but I couldn't
> > make it work for TCP segments. Only short TCP segments seem to work
> > so I disabled Tx checksum offload.
> > Note, the hardware does not support descriptor based DMA on Rx side
> > so driver have to copy recevied frames to pass them to upper stack
> > so it will consume a lot of CPU cycles if you push the hardware to
> > the limit.
> >

>
> Great work! The driver could use a different name though, there's
> already an ate(4) for arm, see src/sys/arm/at91/if_ate.c.
>


Ah... You're right. It's getting harder to name a driver these
days.

Thanks for pointing out!
--
Regards,
Pyun YongHyeon
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