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

Hi Adrian,

  If I set -ht on wlan0 it works. I have to put it in rc.conf for it to
work, though.

ifconfig_wlan0="DHCP WPA -country GB -ht"

  So it does look like 11n isn't right.

Kind regards,
Tom

On Wed, Feb 26, 2014 at 11:32:17PM -0800, Adrian Chadd wrote:
> 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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