โ Vแป Kanban OS
๐
/
/
sys
/
dev
/
char
/
4:60
/
subsystem
/
ttyS20
/
device
๐
/sys/devices/platform/serial8250/serial8250:0/serial8250:0.20
๐
driver
๐
power
๐
subsystem
๐
tty
๐
uevent