Exibir código-fonte para Bcm4312

broadcom bcm4312 - hp com processador amd64

 09:00.0 Network controller: Broadcom Corporation BCM4312 802.11b/g (rev 01)

 wget -c http://www.broadcom.com/docs/linux_sta/hybrid-portsrc-x86_64-v5_10_91_9.tar.gz
 tar zxvf hybrid-portsrc-x86_64-v5_10_91_9.tar.gz -C /tmp
 cd /tmp
 make -C /lib/modules/`uname -r`/build M=`pwd`
 modprobe ieee80211_crypt_tkip
 insmod wl.ko 
 cp wl.ko /lib/modules/`uname -r`/kernel/net/wireless/

 modprobe wl

referencias:
* http://www.vivaolinux.com.br/dica/Broadcom-BCM4312-com-driver-nativo-do-Linux
* http://www.broadcom.com/support/802.11/linux_sta.php