D-Link DWL-G520

Install Driver

$ cvs -z3 -d:pserver:anonymous@cvs.sourceforge.net:/cvsroot/madwifi co madwifi

or

$ emerge madwifi-driver madwifi-tools

or

$ wget http://snapshots.madwifi.org/madwifi-ng-current.tar.gz

$ make && make install

$ emerge shareutils wireless-tools

* sysctl support
* crypto: aes

$ modprobe ath_pci

ath_hal: module license 'Proprietary' taints kernel.
ath_hal: 0.9.16.3 (AR5210, AR5211, AR5212, RF5111, RF5112, RF2413, RF5413, DFS)
wlan: 0.8.4.2 (Atheros/multi-bss)
ath_rate_sample: 1.2
ath_pci: 0.9.4.5 (Atheros/multi-bss)
wifi0: 11b rates: 1Mbps 2Mbps 5.5Mbps 11Mbps
wifi0: 11g rates: 1Mbps 2Mbps 5.5Mbps 11Mbps 6Mbps 9Mbps 12Mbps 18Mbps 24Mbps 36Mbps 48Mbps 54Mbps
wifi0: H/W encryption support: WEP AES AES_CCM TKIP
wifi0: mac 5.6 phy 4.1 radio 1.7
wifi0: Use hw queue 1 for WME_AC_BE traffic
wifi0: Use hw queue 0 for WME_AC_BK traffic
wifi0: Use hw queue 2 for WME_AC_VI traffic
wifi0: Use hw queue 3 for WME_AC_VO traffic
wifi0: Use hw queue 8 for CAB traffic
wifi0: Use hw queue 9 for beacons
wifi0: Atheros 5212: mem=0xde010000, irq=11

$ wlanconfig ath0 create wlandev wifi0 wlanmode ap

$ iwconfig ath0 essid "MyAccessPoint"

$ ifconfig ath0 192.168.5.1 netmask 255.255.255.0 up

$ ifconfig ath0 down

$ chmod 600 /etc/wpa_supplicant

Check for Interface

$ /sbin/iwconfig ath0

ath0      IEEE 802.11  ESSID:""
          Mode:*Managed*  Frequency:2.412 GHz  Access Point: Not-Associated
          Bit Rate:0 kb/s   Tx-Power:50 dBm   Sensitivity=0/3
          Retry:off   RTS thr:off   Fragment thr:off
          Encryption key:off
          Power Management:off
          Link Quality=0/94  Signal level=-95 dBm  Noise level=-95 dBm
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:0  Invalid misc:0   Missed beacon:0