.RI "[\-q " query_type " \-p " sysfs_path "] [\-drVh]"
.SH "DESCRIPTION"
.B udevinfo
-allows users to query the udev database for information on any of the devices
-currently present in the system. It also provides a way to query any device
-in the sysfs tree to help in creating
+allows users to query the udev database for information on any device
+currently present on the system. It also provides a way to query any device
+in the sysfs tree to help creating
.B udev
-rule files.
+rules.
.SH "OPTIONS"
.TP
.B \-V
Print the version information.
.TP
.B \-r
-Print the the
+Print the
.B udev_root
-directory. When used in conjunction with a query for the node name, the
+directory. When used in conjunction with a query for the node name or the
+symlink names, the
.B udev_root
-will be prepended.
+will be prepended to query result.
.TP
.BI \-q " query_type"
-Query the database for specified value of a created device node.
+Query the database for specified value of a created device node or network
+interface.
.RB Needs " \-p " or " \-n " specified.
.br
Valid types are:
-.BR name ", " symlink ", " mode " ," owner " , " group " , " path " or " all.
+.BR name ", " symlink ", " path " or " all.
.TP
.BI \-p " sysfs_path"
Specify the sysfs path of the device to query.
.TP
.BI \-n " name"
-Specify the name of the node or the symlink for the device to query.
+Specify the name of the node, the symlink or the network interface for the
+device to query. Partition names generated with the NAME{all_partitons} option
+can not be queried, the main device must be used instead.
.TP
.B \-a
Print all
.BI SYSFS{ filename }
-attributes along the device chain. Useful for for finding
+attributes along the device chain. Useful for finding
unique attributes to compose a rule.
.RB Needs " \-p " specified.
.TP
-.B \-d
-Dump the whole database.
+.B \-s
+Print all sysfs devices with the major/minor number, the physical device and
+the bus value.
.TP
.B \-h
Print help text.
~ianmdlvl / elogind.git / blobdiff