support for Asus K8N-DL

[dshiels at cox.net (Dave Shiels)]

This is the Nvidia Crush chip output from lspci -v
00:01.1 SMBus: nVidia Corporation CK804 SMBus (rev a2)
        Subsystem: ASUSTeK Computer Inc.: Unknown device 8162
        Flags: 66Mhz, fast devsel, IRQ 5
        I/O ports at fc00 [size=32]
        I/O ports at 1c00 [size=64]
        I/O ports at 1c40 [size=64]
        Capabilities: [44] Power Management version 2

I suspect the nforce4 will not works here.