centos6.4 怎样用wifi，Atheros AR9462 Wireless型号的网卡怎样装驱动?

[root@cw ~]# lspci | grep Network

04:00.0 Network controller: Atheros Communications Inc. AR9462 Wireless Network Adapter (rev 01)

[root@cw ~]# uname -a

Linux cw 2.6.32-358.18.1.el6.x86_64 #1 SMP Wed Aug 28 17:19:38 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux

我的本本是acer 471