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Wifi [ath9k] 在 14.04 LTS 上无法使用

tag-icon • tag-icon wireless 14.04
Wifi [ath9k] 在 14.04 LTS 上无法使用

它在 Debian 7 上可以工作，但在 ubuntu 上不行，我该如何修复它？我无法启用它。

rfkill unblock all
rfkill list
0: hci0: Bluetooth
    Soft blocked: no
    Hard blocked: no
1: phy0: Wireless LAN
    Soft blocked: no
    Hard blocked: no
2: acer-wireless: Wireless LAN
    Soft blocked: yes
    Hard blocked: no

lsmod | grep -E 'ath|brcmsmac'
ath9k                 164164  0 
ath9k_common           13551  1 ath9k
ath9k_hw              453856  2 ath9k_common,ath9k
ath                    28698  3 ath9k_common,ath9k,ath9k_hw
mac80211              626489  1 ath9k
cfg80211              484040  3 ath,ath9k,mac80211
ath3k                  13318  0 
bluetooth             395423  23 bnep,ath3k,btusb,rfcomm

dmesg | grep -E 'cfg|ath|wlan'
[    0.930410] Loaded X.509 cert 'Magrathea: Glacier signing key: 00a5a65759de474bc5c43120880c1b94a539f431'
[    9.291368] usbcore: registered new interface driver ath3k
[    9.300678] cfg80211: Calling CRDA to update world regulatory domain
[    9.320226] ath: phy0: Disable PLL PowerSave
[    9.328827] ath: phy0: ASPM enabled: 0x43
[    9.328831] ath: EEPROM regdomain: 0x60
[    9.328832] ath: EEPROM indicates we should expect a direct regpair map
[    9.328834] ath: Country alpha2 being used: 00
[    9.328835] ath: Regpair used: 0x60
[    9.454629] cfg80211: World regulatory domain updated:
[    9.454633] cfg80211:   (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp)
[    9.454634] cfg80211:   (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[    9.454636] cfg80211:   (2457000 KHz - 2482000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[    9.454638] cfg80211:   (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm)
[    9.454639] cfg80211:   (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[    9.454640] cfg80211:   (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[   10.225331] SKU: Nid=0x1d sku_cfg=0x40e5812d
[   10.225566] realtek: No valid SSID, checking pincfg 0x40e5812d for NID 0x1d
[   13.027048] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[   23.211611] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[   86.586843] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[  277.391415] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[  290.307430] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[  293.017900] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[  475.096690] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready

答案1

我的 nb 是 Asus K450J，输入 echo "blacklist acer_wmi" | sudo tee -a /etc/modprobe.d/blacklist.conf 一切正常。信用：varunendra - ubuntu 成员

答案2

升级到 14.04 后我可以报告同样的情况。

我注意到在升级过程中安装了新的内核版本 ( 3.13.0-something)，但在/lib/modules/3.13-something/中ath9k却缺失了。我不知道它应该在哪里。

当我启动时3.8.0-somethong kernel，驱动程序再次工作。

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