lsmod output

Module                  Size  Used by
wlan_wep                8576  1 
wlan_scan_sta          16640  1 
ath_rate_sample        15616  1 
ath_pci               105392  0 
wlan                  225736  5 wlan_wep,wlan_scan_sta,ath_rate_sample,ath_pci
ath_hal               219888  3 ath_rate_sample,ath_pci

lspci output

00:0a.0 Bridge: nVidia Corporation CK804 Ethernet Controller (rev f3)
01:06.0 Ethernet controller: Atheros Communications, Inc. AR5212/AR5213 Multiprotocol MAC/baseband processor (rev 01)


wlanconfig ath0 list scan output

SSID            BSSID              CHAN RATE  S:N   INT CAPS
wlan-ap         00:04:ed:42:89:e1    1   54M 38:0   100 EPSs WPA
WLAN            00:12:bf:25:c0:dd    6   54M 16:0   100 EPSB WPA


iwconfig output

lo	  no wireless extensions.

eth0	  no wireless extensions.

wifi0	  no wireless extensions.

ath0      IEEE 802.11g  ESSID:""  Nickname:""
          Mode:Managed  Channel:0  Access Point: Not-Associated   
          Bit Rate:0 kb/s   Tx-Power:16 dBm   Sensitivity=1/1  
          Retry:off   RTS thr:off   Fragment thr:off
          Power Management:off
          Link Quality=0/70  Signal level=-93 dBm  Noise level=-93 dBm
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:0  Invalid misc:0   Missed beacon:0