I ran the command
sudo lshw -c network and here is the hardware info. for my network adapter. I have build all the modules related to Atheros, and have load them already. But none of them could help me active my network adapter.
*-network UNCLAIMED description: Ethernet controller product: AR8162 Fast Ethernet vendor: Atheros Communications Inc. physical id: 0 bus info: pci@0000:03:00.0 version: 10 width: 64 bits clock: 33MHz capabilities: pm pciexpress msi msix bus_master cap_list configuration: latency=0 resources: memory:f1800000-f183ffff ioport:2000(size=128)