When device is supplied, the information reqested by options is shown only for the specified device, otherwise all present devices are displayed.
systool uses APIs provided by libsysfs to gather information. systool runs only on Linux systems running kernels 2.5 or later, with the sysfs filesystem mounted.
|-a||Show attributes of the requested resource|
|-b bus||Show information for a specific bus|
|-c class||Show information for a specific class|
|-d||Show only devices|
|Show information for a specific module|
|-p||Show absolute sysfs path to the resource|
|-v||Show all attributes with values|
|Show attribute value for the requested resource|
|-D||Show only drivers|
Show devices parent
This man page was contributed by Martin Pitt <email@example.com> for
the Debian GNU/Linux system (but may be used by others).