Re: iwn(4) in -HEAD supporting Centrino Wireless-N 135

Yeah, try to verify if it's this or not.

It's quite possible that there's some NIC setup for 11n that isn't
completely correct.


-a



On 26 February 2014 23:23, Alexandr <shuriku_at_shurik.kiev.ua> wrote:
> May be it is similar to my problem. It connects to AP for a few seconds
> and then drop a connection. It situation 100% reproducible in 11n mode,
> but in 11g works fine.
>
> http://docs.freebsd.org/cgi/mid.cgi?5304B48E.8070404
>
> 26.02.2014 17:09, Adrian Chadd пишет:
>> Hi,
>>
>> Yeah, there's likely something missing. But I just at the moment have
>> no time to debug this.
>>
>>
>> -a
>>
>>
>> On 26 February 2014 04:37, Tom Murphy <freebsd_at_pertho.net> wrote:
>>> Hi all,
>>>
>>>   I compiled a fresh kernel from -HEAD and rebooted in the hope that my
>>> laptop's wifi would now be supported (I saw the commit messages in January
>>> about it possibly supporting Centrino Wireless-N 135). However, while
>>> it does attempt to bring the wifi up, the link just goes up and down
>>> and does not work properly.
>>>
>>>   Knowing that the BSDs are fairly close and share some code, I did try
>>> the OpenBSD driver and it works. Is there some code that could be missing
>>> from the FreeBSD iwn(4) to stabilize it? I'd be happy to test any patches.
>>>
>>> Kind regards,
>>> Tom
>>>
>>> wlan0: no link ......wlan0: link state changed to UP
>>> wlan0 link stage up -> down
>>> DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 14
>>> DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 7
>>> wlan0: link state changed to UP
>>> wlan0: link state down -> up
>>> (more DHCPDISCOVER)
>>> wlan0 link stage up -> down
>>>
>>> Rise and repeat.
>>>
>>> iwn0: <Intel Centrino Wireless-N 135> mem 0xf7900000-0xf7901fff irq 18 at device 0.0 on pci3
>>>
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