francois@francois:~$ dmesg | grep bcm
[259810.001000] bcm43xx driver
[259810.255000] bcm43xx: Firmware: no support for microcode extracted from version 4.x binary drivers.
[259812.814000] bcm43xx: Firmware: no support for microcode extracted from version 4.x binary drivers.
[259835.457000] bcm43xx: Firmware: no support for microcode extracted from version 4.x binary drivers.
[259858.127000] bcm43xx: Firmware: no support for microcode extracted from version 4.x binary drivers.
[259880.685000] bcm43xx: Firmware: no support for microcode extracted from version 4.x binary drivers.
[259903.245000] bcm43xx: Firmware: no support for microcode extracted from version 4.x binary drivers.
[259925.863000] bcm43xx: Firmware: no support for microcode extracted from version 4.x binary drivers.
[259948.433000] bcm43xx: Firmware: no support for microcode extracted from version 4.x binary drivers.
[260071.023000] bcm43xx: Firmware: no support for microcode extracted from version 4.x binary drivers.
[260107.727000] bcm43xx: Firmware: no support for microcode extracted from version 4.x binary drivers.
[260108.346000] bcm43xx: Firmware: no support for microcode extracted from version 4.x binary drivers.
[260108.580000] bcm43xx: Firmware: no support for microcode extracted from version 4.x binary drivers.
[260193.625000] bcm43xx: Firmware: no support for microcode extracted from version 4.x binary drivers.
[260216.191000] bcm43xx: Firmware: no support for microcode extracted from version 4.x binary drivers.
[260238.742000] bcm43xx: Firmware: no support for microcode extracted from version 4.x binary drivers.
[260261.381000] bcm43xx: Firmware: no support for microcode extracted from version 4.x binary drivers.
[260283.944000] bcm43xx: Firmware: no support for microcode extracted from version 4.x binary drivers.
[260294.519000] bcm43xx: Firmware: no support for microcode extracted from version 4.x binary drivers.
[260294.643000] bcm43xx: Firmware: no support for microcode extracted from version 4.x binary drivers.
[260294.742000] bcm43xx: Firmware: no support for microcode extracted from version 4.x binary drivers.
[260366.513000] bcm43xx: Firmware: no support for microcode extracted from version 4.x binary drivers.
[260389.150000] bcm43xx: Firmware: no support for microcode extracted from version 4.x binary drivers.
[260411.742000] bcm43xx: Firmware: no support for microcode extracted from version 4.x binary drivers.
[260434.344000] bcm43xx: Firmware: no support for microcode extracted from version 4.x binary drivers.
[260556.953000] bcm43xx: Firmware: no support for microcode extracted from version 4.x binary drivers.
[260679.588000] bcm43xx: Firmware: no support for microcode extracted from version 4.x binary drivers.
[260802.201000] bcm43xx: Firmware: no support for microcode extracted from version 4.x binary drivers.
[260924.818000] bcm43xx: Firmware: no support for microcode extracted from version 4.x binary drivers.
[261047.419000] bcm43xx: Firmware: no support for microcode extracted from version 4.x binary drivers.