[ 2867.512848] firmware: requesting b43/ucode5.fw [ 2867.533778] b43-phy0 ERROR: Firmware file "b43/ucode5.fw" not found or load failed. [ 2867.533790] b43-phy0 ERROR: You must go to http://linuxwireless.org/en/users/Drivers/b43#devicefirmware and download the latest firmware (version 4).
If you see this, simply follow instructions from:
$ sudo aptitude install b43-fwcutter wireless-tools $ sudo modprobe b4
You should then see in dmesg:
[ 2989.676732] input: b43-phy0 as /class/input/input43 [ 2989.712889] firmware: requesting b43/ucode5.fw [ 2989.782452] firmware: requesting b43/pcm5.fw [ 2989.833275] firmware: requesting b43/b0g0initvals5.fw [ 2989.889185] firmware: requesting b43/b0g0bsinitvals5.fw [ 2990.092695] b43-phy0: Loading firmware version 410.2160 (2007-05-26 15:32:10) [ 2992.174225] Registered led device: b43-phy0::tx [ 2992.174256] Registered led device: b43-phy0::rx [ 2992.174282] Registered led device: b43-phy0::radio [ 2992.225487] ADDRCONF(NETDEV_UP): wlan0: link is not ready