This is one of over 4599 effects generated by Filter Forge, a Photoshop plugin that allows you to create your own filters.
To open this filter, you must have Filter Forge 1.0 or higher installed on your computer. If you don't have it installed yet, click here to download Filter Forge
Very basic bevel filter using the current selection as a height map. More of an example of using selections than an actually useful filter.
example selection bevel