100644 blob c266764fe2cd9f02116712ad0b1c0c811b6cd550	BUILD.gn
040000 tree a4d3b684002710bf3f52233aa176affc98a3ce27	aml-uart
040000 tree 209d02ca541ebb351cb39054429c44438242aa79	ftdi
040000 tree 5f0d3f54250c5f212e370e4ad6867e8930a89a87	intel-serialio
040000 tree f23658a493a548677abcc45ba6df729a13e2592c	serial-async
040000 tree 8fc944d1f6855f816e81a98f94960b875e8eed5c	serial
040000 tree e632b12fbc862f58b66099b514fd6ab6381c47c0	uart16550
040000 tree 1499418109702919435ceb1754a2fdc3ec038219	usb-cdc-acm
040000 tree 1df05ddf0eb88c152a7d4d33c7f8e0300cbf6bbd	virtio-console