Comment 18 for bug 224498

hmm... actually ath5k seems to work :-) (modified /etc/modprobe.d/madwifi)

root@glossy:/etc/modprobe.d# uname -a
Linux glossy 2.6.27-7-generic #1 SMP Fri Oct 10 03:55:01 UTC 2008 x86_64 GNU/Linux

root@glossy:/etc/modprobe.d# cat /etc/modprobe.d/madwifi
## ath5k (mac80211)
#blacklist ath5k

## madwifi (non-free)
blacklist ath_hal
blacklist ath_pci
blacklist ath_rate_amrr
blacklist ath_rate_onoe
blacklist ath_rate_sample
blacklist wlan
blacklist wlan_acl
blacklist wlan_ccmp
blacklist wlan_scan_ap
blacklist wlan_scan_sta
blacklist wlan_tkip
blacklist wlan_wep
blacklist wlan_xauth

root@glossy:/etc/modprobe.d# modprobe -r ath_pci
root@glossy:/etc/modprobe.d# modprobe -r ath_rate_sample
root@glossy:/etc/modprobe.d# modprobe -r ath_hal
root@glossy:/etc/modprobe.d# modprobe ath5k
root@glossy:/etc/modprobe.d# dmesg
[22851.757637] ath_pci 0000:01:00.0: PCI INT A disabled
[22923.597554] ath5k_pci 0000:01:00.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
[22923.597589] ath5k_pci 0000:01:00.0: setting latency timer to 64
[22923.599925] ath5k_pci 0000:01:00.0: registered as 'phy0'
[22923.604733] ath5k phy0: Support for RF2425 is under development.
[22923.648670] phy0: Selected rate control algorithm 'pid'
[22923.772139] ath5k phy0: Atheros AR2425 chip found (MAC: 0xe2, PHY: 0x70)

root@glossy:/etc/modprobe.d# lspci
...
01:00.0 Ethernet controller: Atheros Communications Inc. AR242x 802.11abg Wireless PCI Express Adapter (rev 01)

root@glossy:/etc/modprobe.d# iwconfig wlan0
wlan0 IEEE 802.11bg ESSID:"MyNet"
          Mode:Managed Frequency:2.462 GHz Access Point: 00:11:55:39:67:EF
          Bit Rate=54 Mb/s Tx-Power=27 dBm
          Retry min limit:7 RTS thr:off Fragment thr=2352 B
          Encryption key:EEEE-EEE-08 Security mode:open
          Power Management:off
          Link Quality=85/100 Signal level:-46 dBm Noise level=-101 dBm
          Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
          Tx excessive retries:0 Invalid misc:0 Missed beacon:0