Call for testers : age(4),
Attansic/Atheros L1 gigabit ethernet controller
Pyun YongHyeon
pyunyh at gmail.com
Wed Mar 12 20:43:30 PDT 2008
On Mon, Mar 10, 2008 at 04:31:50PM +0900, To freebsd-current at FreeBSD.org wrote:
> On Mon, Mar 10, 2008 at 01:34:12PM +0900, To freebsd-current at FreeBSD.org wrote:
> > Hi,
> >
> > Due to high pressure from FreeBSD user community to get a working
> > driver for Attansic/Atheros L1 giagabit ethernet I had changed
> > priorities in my TODO list. I had spent several weeks to write
> > this driver and I managed to get a working driver. From my very
> > limited testing the driver seems to work as expected.
> >
> > ATM the performance is horrible so there must be mis-programmed
> > registers or incorrectly configured parameters. Due to the
> > existence several variants of L1 hardware and lack of publicly
> > available documentation I'd like to know how many variants are
> > supported by this driver. L1 gigabit ethernet controller is
> > frequently found in ASUS motherboard. Note, it seems that there are
> > other variants of hardware as known as L2(Fast ethernet) and newer
> > gigabit ethernet(AR81xx) from Atheros. These are not supported by
> > this driver and they require a seperate driver. The following
> > hardware features are supported by age(4).
> >
> > - TCP Segmentation Offload.
> > - Hardware VLAN tag insertion/stripping.
> > - TCP/UDP checksum offload.
> > - Interrupt moderation.
> > - Hardware statistics counter support.
> > - Jumbo frame support.
> > - WOL support.
> >
> > As I said, I already know poor performance issue of age(4) but I'm
> > more interested in getting a stable driver. If you're owner of L1
> > gigabit ethernet controller please give it spin and let me know
> > how it goes on your system.
> >
> > Install:
> > o Get age(4) jumbo diff at the following URL. The diff was
> > generated against HEAD but I guess it would also apply to RELENG_7
> > and 7.0-RELEASE.
> > http://people.freebsd.org/~yongari/age/age.HEAD.diff
>
> For 7.0-RELEASE, use the following URL.
> http://people.freebsd.org/~yongari/age/age.7.0R.diff
>
It seems that previous version have a bug in getting ethernet
hardware address. To diagnose it I've updated age(4) again and
put updated files to the same URL.
For CURRENT:
http://people.freebsd.org/~yongari/age/age.HEAD.diff
For RELENG_7/7.0-RELEASE:
http://people.freebsd.org/~yongari/age/age.7.0R.diff
> > o Patch kernel srouce and rebuild/reboot your kernel.
> > #cd /usr/src
> > #patch -p0 < /path/to/age.HEAD.diff
> >
> > Test:
> > Use age(4) for your normal network activities and report success or
> > any issues you've encountered. The driver may be chatty to ease of
> > debugging.
> >
--
Regards,
Pyun YongHyeon
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