View system device information by bus, and classes. This command is part of the
sysfspackage. More information: https://manned.org/systool.
pci, usb). View all buses using ls /sys/bus:systool -b {{bus}} -v
drm, block). View all classes using ls /sys/class:systool -c {{class}} -v
pci, usb):systool -b {{bus}} -D