sys/devices/virtual/tty/tty21/subsystem/tty41/subsystem/ttyS0/device/firmware_node/_[ Not.Writable ]

Name	SiizeFile	Prmisn	Modify
physical_node	-	drwxr-xr-x	# Delete Chmod Rename
power	-	drwxr-xr-x	# Delete Chmod Rename
subsystem	-	drwxr-xr-x	# Delete Chmod Rename
hid	4 KB	-r--r--r--	# Delete Chmod Rename Edit
modalias	4 KB	-r--r--r--	# Delete Chmod Rename Edit
path	4 KB	-r--r--r--	# Delete Chmod Rename Edit
status	4 KB	-r--r--r--	# Delete Chmod Rename Edit
uevent	4 KB	-rw-r--r--	# Delete Chmod Rename Edit
uid	4 KB	-r--r--r--	# Delete Chmod Rename Edit