setup Ethernet controller
00:19.0 Ethernet controller: Intel Corporation: Unknown device 1502 (rev 04)
Subsystem: Hewlett-Packard Company: Unknown device 1497
Flags: bus master, fast devsel, latency 0, IRQ 185
Memory at fe500000 (32-bit, non-prefetchable) [size=128K]
Memory at fe527000 (32-bit, non-prefetchable) [size=4K]
I/O ports at f060 [size=32]
Capabilities: [c8] Power Management version 2
Capabilities: [d0] Message Signalled Interrupts: 64bit+ Queue=0/0 Enable-
Capabilities: [e0] #13 
this controller is integrated in the motherboard,the hardwre seems not recognised by the linux os.
any friends can help me solve this problem?