Index of /sys/dev/char/4:20/subsystem/ttyS21/device/driver/serial8250/tty/ttyS20/subsystem/tty1/

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power/                                             26-Dec-2025 22:39                   -
subsystem/                                         26-Dec-2025 22:30                   -
dev                                                26-Dec-2025 22:32                4096
uevent                                             26-Dec-2025 22:31                4096