Index of /sys/devices/virtual/tty/tty21/subsystem/ttyS0/device/firmware_node/

../
physical_node/                                     29-Jan-2026 02:33       -
power/                                             29-Jan-2026 02:33       -
subsystem/                                         29-Jan-2026 02:33       -
hid                                                29-Jan-2026 02:33    4096
modalias                                           29-Jan-2026 02:33    4096
path                                               29-Jan-2026 02:33    4096
status                                             29-Jan-2026 02:33    4096
uevent                                             29-Jan-2026 02:33    4096
uid                                                29-Jan-2026 02:33    4096