If anyone is looking for SM Bus Controller drivers for the bus controller with hardware ID PCI\VEN_8086&DEV_8C22&SUBSYS_20498086&REV_04, they can be found on the CD that came with your motherboard. If you want to download the drivers, see if you can get your hands on a driver disk for an Intel DH87RL or DH87MC motherboard. Alternatively, jump on the Intel website and have a look at the specs of those motherboard, work out what the SM Bus Controller is then download the specific driver.