Wifi↔USB: Alpha AWUS036NHA

SBC: ODROID U3

OS: Archlinux - kernel 3.8.13.27-1-ARCH

Country: The Netherlands

Install packages:

pacman -S dialog wpa_supplicant

Install packages:

pacman -S crda wireless-regdb

Reboot

Check the boot log to make sure that CRDA is being called by cfg80211:

dmesg | grep cfg80211

Check current domain:

iw reg get

Set country:

iw reg set NL

Query list of channels and power to see if change was succesfull:

 iw list | grep -A 15 Frequencies:

To make this permanent, edit /etc/conf.d/wireless-regdom

WIRELESS_REGDOM="NL"

Check if hardware is recognized by kernel:

# dmesg |grep ath9k
[  178.742553] usb 1-3.1: ath9k_htc: Firmware htc_9271.fw requested
[  178.743195] usbcore: registered new interface driver ath9k_htc
[  179.032544] usb 1-3.1: ath9k_htc: Transferred FW: htc_9271.fw, size: 51272
[  179.267660] ath9k_htc 1-3.1:1.0: ath9k_htc: HTC initialized with 33 credits
[  179.465788] ath9k_htc 1-3.1:1.0: ath9k_htc: FW Version: 1.3

Generate WLAN profile:

wifi-menu -o

Enable for auto-start:

netctl reenable wlan0-<profile>