ath not working after a motherboard and ram upgrade

Joshua Isom jrisom at gmail.com
Wed Apr 3 00:55:09 UTC 2013


But this really will be interesting.  It seems to be fine at 8GB of ram, 
not just at 4GB.  I'm not getting any dma issues or dropped packets so 
far.  But booting with 12GB will cause problems.


On 4/2/2013 7:28 PM, Adrian Chadd wrote:
> Nono, they're free. There's no active pages after an unload. Thus, they're fine.
>
> Ok, so now I need to go and audit things in more depth.
>
> Thanks!
>
>
>
> Adrian
>
> On 2 April 2013 17:24, Joshua Isom <jrisom at gmail.com> wrote:
>> hw.busdma.total_bpages: 8250
>> hw.busdma.zone0.total_bpages: 8250
>> hw.busdma.zone0.free_bpages: 8250
>> hw.busdma.zone0.reserved_bpages: 0
>> hw.busdma.zone0.active_bpages: 0
>> hw.busdma.zone0.total_bounced: 3836
>> hw.busdma.zone0.total_deferred: 0
>> hw.busdma.zone0.lowaddr: 0xffffffff
>> hw.busdma.zone0.alignment: 4096
>>
>> They'd not freed.
>>
>>
>> On 4/2/2013 5:33 PM, Adrian Chadd wrote:
>>>
>>> Ok, can you:
>>>
>>> * bring the interface down cleanly (ifconfig wlan0 down);
>>> * unload the ath driver (kldunload if_ath and kldunload if_ath_pci)
>>> * sysctl hw.busdma, and just add it to the list here?
>>>
>>> I'd like to make sure that it's freeing all the bounce buffer pages.
>>>
>>> Thanks,
>>>
>>>
>>> adrian
>>>
>>



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