串口打印信息:
Please press Enter to activate this console.
[root@FriendlyARM /]# cfg80211: Calling CRDA to update world regulatory domain
libertas_sdio: Libertas SDIO driver
libertas_sdio: Copyright Pierre Ossman
libertas: 70:f3:95:ec:38:87, fw 9.70.3p36, cap 0x00000303
libertas: wlan0: Marvell WLAN 802.11 adapter
usb 1-1.3: ath9k_htc: Transferred FW: ar9271.fw, size: 51280
usb 1-1.3: ath9k_htc: HTC initialized with 33 credits
ieee80211 phy1: Atheros AR9271 Rev:1
usb 1-1.3: ath9k_htc: USB layer initialized
usbcore: registered new interface driver ath9k_hif_usb
usbcore: registered new interface driver rt73usb
usbcore: registered new interface driver rt2800usb
usbcore: registered new interface driver zd1211rw
cfg80211: Calling CRDA for country: JP
cfg80211: Calling CRDA for country: CN
cfg80211: Calling CRDA to update world regulatory domain
cfg80211: Calling CRDA to update world regulatory domain
cfg80211: Calling CRDA to update world regulatory domain
……
后面就全部是重复的了