# USB support
#deviceuhci# UHCI PCI->USB interface
#deviceohci# OHCI PCI->USB interface
#deviceehci# EHCI PCI->USB interface (USB 2.0)
#deviceusb# USB Bus (required)
#deviceudbp# USB Double Bulk Pipe devices
#deviceugen# Generic
#deviceuhid# "Human Interface Devices"
#deviceukbd# Keyboard
#deviceulpt# Printer
#deviceumass# Disks/Mass storage - Requires scbus and da
#deviceums# Mouse
#deviceural# Ralink Technology RT2500USB wireless NICs
#deviceurio# Diamond Rio 500 MP3 player
#deviceuscanner# Scanners
# USB Ethernet, requires miibus
#deviceaue# ADMtek USB Ethernet
#deviceaxe# ASIX Electronics USB Ethernet
#devicecdce# Generic USB over Ethernet
#devicecue# CATC USB Ethernet
#devicekue# Kawasaki LSI USB Ethernet
#devicerue# RealTek RTL8150 USB Ethernet

こんな感じです。