Recommended wireless card (or is there a chance to get either iwi or ath fixed)?

Christian Walther cptsalek at gmail.com
Mon Feb 23 07:50:24 PST 2009


Hi,

after some time without FreeBSD I installed 7.1 on an IBM Thinkpad T30
(with ZFS root on encrypted geli, works great).
Config is:

FreeBSD hasking.alashan.nongo 7.1-STABLE FreeBSD 7.1-STABLE #3: Thu
Feb  5 21:10:45 CET 2009
root at hasking.alashan.nongo:/usr/obj/usr/src/sys/HASKING  i386

I tried using my ath based D-Link DWL G650, which still seems to have
some issues in regard to interrupt handling:

Feb 17 20:15:21 hasking kernel: ath0: <Atheros 5212> mem
0xd0210000-0xd021ffff irq 3 at device 0.0 on cardbus0
Feb 17 20:15:21 hasking kernel: ath0: [ITHREAD]
Feb 17 20:15:21 hasking kernel: ath0: WARNING: using obsoleted
if_watchdog interface
Feb 17 20:15:21 hasking kernel: ath0: Ethernet address: 00:19:5b:3a:82:be
Feb 17 20:15:21 hasking kernel: ath0: mac 7.9 phy 4.5 radio 5.6
...
Feb 17 21:39:19 hasking kernel: ath0: link state changed to UP
Feb 17 21:39:19 hasking kernel: ath0: link state changed to DOWN
Feb 17 21:39:23 hasking kernel: ath0: link state changed to UP
Feb 17 21:39:23 hasking kernel: ath0: link state changed to DOWN
Feb 17 21:39:24 hasking kernel: interrupt storm detected on "irq3:";
throttling interrupt source


Next I gave the following card a try:
iwi0: <Intel(R) PRO/Wireless 2915ABG> mem 0xd0200000-0xd0200fff irq 5
at device 2.0 on pci2
iwi0: Ethernet address: 00:15:00:31:f3:76
iwi0: [ITHREAD]

...and it regularly drops/looses connection to the WLAN router, as
stated in the following PR:
http://www.freebsd.org/cgi/query-pr.cgi?pr=124767

Basically, my question is if there is a fix for any of these issues
that I haven't found so far, so that I can eventually use one of my
existing wireless cards, or if I should switch to a different
brand/model. If the latter is the case I'd like to know which one to
choose.

Regards
Christian Walther


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