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

Tom, could you:

1. compile kernel WITH_IWNDEBUG
2. sysctl dev.iwn.0.debug=0x1
3. wlandebug -i wlan0 auth+assoc
4. Associate with AP in 11n mode
5. Send us appropriate /var/log/messages

Then I try to compare it with my log.

27.02.2014 09:32, Adrian Chadd пишет:
> 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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