ar9287 is 2ghz only. You'll need an AR9280, AR9380.
On 27 January 2016 at 16:09, Björn Jonare <polyfe...@gmail.com> wrote:
> I recently had need for working wireless on an old iMac I use for running
> FreeBSD. As the computer originally had a unsupported broadcom card I swapped
> it out for an AR9287 I had in a drawer. Now, the problem is that while the
> card connects fine in the 2.4Ghz it won't connect, or more precisely won't
> see anything in the 5Ghz spectrum. A command like 'ifconfig wlan0 list
> regdomain' for example only lists 2.4Ghz channels.
> Now according to my dmesg (relevant bits below) this card has a 5Ghz radio
> (as it should). So what should I do to actually be able to actually connect
> or see anything over 5Ghz?
> ath0: <Atheros 9287> mem 0xc8100000-0xc810ffff irq 17 at device 0.0 on pci3
> ath0: [HT] enabling HT modes
> ath0: [HT] enabling short-GI in 20MHz mode
> ath0: [HT] 1 stream STBC receive enabled
> ath0: [HT] 1 stream STBC transmit enabled
> ath0: [HT] 2 RX streams; 2 TX streams
> ath0: AR9287 mac 384.2 RF5133 phy 15.15
> ath0: 2GHz radio: 0x0000; 5GHz radio: 0x00c0
> The relevant parts of my rc.conf would be:
> create_args_wlan0="country SE"
> ifconfig_wlan0="WPA SYNCDHCP"
> Björn Jonare
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