logical volume metalanguage - for file system drivers to use, network protocol metalanguage and audio support madeofstaples expressed his interest in reviewing the OpenUSBDI specification to update it for USB 3.0 === Initialisation === udi_init_t > udi_init_info > This is the only defined symbol in a UDI driver udi_primary_init_t - UDI_MAX_SCRATCH - UDI_OP_LONG_EXEC udi_secondary_init_t udi_ops_init_t udi_cb_init_t udi_cb_select_t udi_gcb_init_t udi_init_context_t udi_limits_t - UDI_MIN_ALLOC_LIMIT - UDI_MIN_TRACE_LOG_LIMIT - UDI_MIN_INSTANCE_ATTR_LIMIT udi_chan_context_t udi_child_chan_context_t