ath0 no longer attaches, cardbus problems?
John Baldwin
jhb at freebsd.org
Thu Aug 25 13:45:44 UTC 2011
On Wednesday, August 24, 2011 8:19:42 pm Daniel Eischen wrote:
> Hello,
>
> I have an older Dell 4150 laptop that takes forever to build
> world, so I don't update it that often. The last time I
> updated it was March 1, 2010. I just updated the system
> yesterday and ath0 (a Linksys PCCard) no longer attaches.
>
> The interesting thing is that ath0 is detected at different
> addresses between the working kernel and the non-working
> kernel:
>
> March 1, 2010 kernel
> --------------------
> ath0: <Atheros 5212> mem 0x88000000-0x8800ffff irq 11
> at device 0.0 on cardbus0
> ath0: [ITHREAD]
> ath0: AR5212 mac 5.9 RF5112 phy 4.3
>
>
> Aug 23, 2011 kernel
> -------------------
> ath0: <Atheros 5212> mem 0xf8f10000-0xf8f1ffff irq 11
> at device 0.0 on cardbus0
>
>
> I've tried forcing successful returns from
> ar5212SetPowerModeAwake() and ar5212SetResetReg()
> but it doesn't help (diffs below).
>
> Any suggestions on how to get this to work?
> Full dmesg from working and non-working kernels at
>
> http://people.freebsd.org/~deischen/ath/ath.dmesg
You can try setting 'debug.acpi.disable=hostres' at the loader prompt as a
test. If that doesn't work, a verbose dmesg from the broken case as well as
devinfo -u and devinfo -r output from the working and broken cases would be
most useful.
--
John Baldwin
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