This is an old revision of the document!
The current API, this will hopefully change for http://lists.freebsd.org/pipermail/freebsd-usb/2009-March/006631.html
Probiing
struct usb2_attach_arg; struct usb2_device_id; usb2_lookup_id_by_uaa() device_set_usb2_desc()
Descriptors
usb2_get_iface() usb2_get_config_descriptor() usb2_get_interface_descriptor() usb2_req_set_config() usb2_set_parent_iface()
Xfers
usb2_callback_t; struct usb2_config; usb2_transfer_setup() usb2_transfer_unsetup() usb2_transfer_start() usb2_transfer_stop() usb2_transfer_set_stall() usb2_start_hardware() USB_GET_STATE()
Procs
usb2_proc_create() usb2_proc_free() usb2_proc_drain() usb2_proc_msignal() usb2_proc_mwait()
Control requests
struct usb2_device_request; usb2_do_request()
Misc
usb2_ether_pause()