systemd-hwdb - Man Page

• Update the binary hardware database in /etc/udev: systemd-hwdb update
• Query the hardware database and print the result for a specific modalias: systemd-hwdb query modalias
• Update the binary hardware database, returning a non-zero exit value on any parsing error: systemd-hwdb --strict update
• Update the binary hardware database in /usr/lib/udev: systemd-hwdb --usr update
• Update the binary hardware database in the specified root path: systemd-hwdb --root=path/to/root update

tldr.sh

systemd-hwdb [options] update

systemd-hwdb [options] query modalias

systemd-hwdb expects a command and command specific arguments. It manages the binary hardware database.

--usr

Generate in /usr/lib/udev instead of /etc/udev.

Added in version 219.

-r,  --root=PATH

Alternate root path in the filesystem.

Added in version 219.

-s,  --strict

When updating, return non-zero exit value on any parsing error.

Added in version 239.

-h,  --help

Print a short help text and exit.

hwdb(7)

gmobile.udev(5), hwdb(7), sd-hwdb(3), sd_hwdb_get(3), sd_hwdb_new(3), systemd.directives(7), systemd.index(7).