Index of /proc/self/cwd/sys/class/tty/ttyS21/device/subsystem/

../
devices/                                           14-Dec-2025 20:15                   -
drivers/                                           14-Dec-2025 19:45                   -
drivers_autoprobe                                  14-Dec-2025 20:19                4096
drivers_probe                                      14-Dec-2025 20:15                4096
uevent                                             14-Dec-2025 20:15                4096