AR9280 "bb hang" and other

Ian FREISLICH ianf at clue.co.za
Tue Aug 17 11:17:54 UTC 2010


Rui Paulo wrote:
> 
> On 17 Aug 2010, at 09:17, Ian FREISLICH wrote:
> > 2. I'm getting these messages fairly often.  Transmission stops
> > briefly around these times:
> >=20
> > Aug 17 08:58:47 mini kernel: ath0: bb hang detected (0x80)
> > Aug 17 09:01:59 mini kernel: ath0: bb hang detected (0x80)
> > Aug 17 09:05:47 mini kernel: ath0: hardware error; resetting
> > Aug 17 09:05:47 mini kernel: ath0: 0x00000000 0x00002000 0x00000000, =
> 0x00000000 0x00000000 0x00000000
> > Aug 17 09:29:08 mini kernel: ath0: bb hang detected (0x80), resetting
> > Aug 17 09:37:57 mini kernel: ath0: bb hang detected (0x80), resetting
> > Aug 17 09:49:10 mini kernel: ath0: bb hang detected (0x80), resetting
> > Aug 17 10:06:17 mini kernel: ath0: bb hang detected (0x80), resetting
> >=20
> 
> BB hangs are a problem with the 9280 but I don't know how to fix.

Do you have a card to play with?  (Since I'm offering hardware at the moment)

> Hardware errors shouldn't happen, but this might mean you have very =
> aggressive power reduction settings (ACPI C3, etc.) that are interfering =
> with the atheros card. This has happened to me in the past.

I don't think it's that:

hw.acpi.cpu.cx_lowest: C1

Ian


-- 
Ian Freislich


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