Broadcom

wget http://downloads.openwrt.org/sources/wl_apsta-3.130.20.0.o
wget http://ftp.us.debian.org/debian/pool/contrib/b/b43-fwcutter/b43-fwcutter_015-1_i386.deb
wget http://mirror2.openwrt.org/sources/broadcom-wl-4.150.10.5.tar.bz2
dpkg -i b43-fwcutter_015-1_i386.deb
tar xfvj broadcom-wl-4.150.10.5.tar.bz2
b43-fwcutter -w /lib/firmware wl_apsta-3.130.20.0.o
b43-fwcutter --unsupported -w /lib/firmware broadcom-wl-4.150.10.5/driver/wl_apsta_mimo.o

um jeito:

wget http://bu3sch.de/b43/fwcutter/b43-fwcutter-011.tar.bz2
tar -xjvf b43-fwcutter-011.tar.bz2
cd b43-fwcutter-011
make
cd 
wget http://downloads.openwrt.org/sources/broadcom-wl-4.80.53.0.tar.bz2
tar -xjvf broadcom-wl-4.80.53.0.tar.bz2
cd broadcom-wl-4.80.53.0/kmod
../../b43-fwcutter-011/b43-fwcutter -w "/lib/firmware" wl_apsta.o

ref: http://blog.liquuid.net/2008/03/30/configurando-wireless-broadcom-no-fedora-8/

outro jeito:

echo ‘blacklist bcm43xx’ | sudo tee -a /etc/modprobe.d/blacklist
sudo apt-get install ndiswrapper-utils-1.9
mkdir ~/bcm43xx; cd ~/bcm43xx
wget http://ftp.us.dell.com/network/R151517.EXE
unzip -a R151517.EXE
cd DRIVERS
sudo apt-get install ndiswrapper-utils-1.9 ndiswrapper-common
sudo ndiswrapper -i bcmwl5.inf
ndiswrapper -l
sudo depmod -a
sudo modprobe ndiswrapper
sudo cp /etc/network/interfaces /etc/network/interfaces.orig
echo -e ‘auto lo\niface lo inet loopback\n’ | sudo tee /etc/network/interfaces
sudo ndiswrapper -m
echo ‘ndiswrapper’ | sudo tee -a /etc/modules
echo ‘ENABLED=0′ | sudo tee -a /etc/default/wpasupplicant

ref: