h6. [[DeviceFS]] h6(. » [[DeviceDriver_Entry]] h6((. » DeviceDriver_Entry 3 h2. DeviceDriver_Entry 3 h5. (SWI -) |_<^{width:4em}. Entry | | |<^. R0 |<^. 3 (Wake up for RX) | |<^. R2 |<^. DeviceFS stream handle | |_<^{width:4em}. Exit | | |<^. - |<^. - | h4. Use This entry point is called when DeviceFS wants data from the device. h4. Notes You should call [[DeviceFS_ReceivedCharacter]] as bytes become available. This will unblock any task waiting on data being returned. This call is not applicable to all device drivers; most interrupt-driven buffered device drivers would be ready to receive data at any time. h4. See also * [[DeviceFS]] * [[DeviceFS_ReceivedCharacter]] * [[DeviceDriver_Entry]]