Index of /sys/dev/char/4:21/subsystem/ttyS21/device/

../
driver/                                            13-Oct-2026 03:08                   -
power/                                             13-Oct-2026 03:08                   -
subsystem/                                         13-Oct-2026 03:08                   -
tty/                                               13-Oct-2026 03:06                   -
uevent                                             13-Oct-2026 03:08                4096