> systemd-hwdb [OPTION…] COMMAND …

Update or query the hardware database.

Commands:
  query MODALIAS Query database and print result
  update         Update the hwdb database

Options:
  -h --help      Show this help
     --version   Show package version
  -s --strict    When updating, return non-zero exit value on any parsing error
  -r --root=PATH Alternative root path in the filesystem
     --usr       Generate in /usr/lib/udev instead of /etc/udev

See the systemd-hwdb(8) man page for details.