62 lines
1.4 KiB
Groff
62 lines
1.4 KiB
Groff
.TH UDEVINFO 8 "October 2003" "" "Linux Administrator's Manual"
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.SH NAME
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udevinfo \- retrieve information from udev
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.SH SYNOPSIS
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.B udevinfo
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.RI "[-q " query_type " -p " sysfs_path "] [-drVh]"
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.SH "DESCRIPTION"
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.B udevinfo
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allows users to query the udev database for information on any of the devices
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currently present in the system. It also provides a way to query any device
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in the sysfs tree to help in creating
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.B udev
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rule files.
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.SH "OPTIONS"
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.TP
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.B -V
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Print the version information.
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.TP
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.B -r
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Print the the
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.B udev_root
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directory. When used in conjunction with a query for the node name, the
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.B udev_root
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will be prepended.
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.TP
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.BI -q " query_type"
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Query the database for specified value of a created device node.
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.RB Needs " -p " or " -n " specified.
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.br
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Valid types are:
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.BR name ", " symlink ", " mode " ," owner " , " group " or " path.
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.TP
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.BI -p " sysfs_path"
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Specify the sysfs path of the device to query.
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.TP
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.BI -n " name"
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Specify the name of the node for the device to query.
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.TP
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.B -a
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Print all
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.BI SYSFS{ filename }
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attributes along the device chain. Useful for for finding
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unique attributes to compose a rule.
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.RB Needs " -p " specified.
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.TP
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.B -d
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Dump the whole database.
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.TP
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.B -h
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Print help text.
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.SH "FILES"
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.nf
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/etc/udev/* udev config files
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.fi
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.LP
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.SH "SEE ALSO"
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.BR udev (8)
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.SH AUTHORS
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.B udevinfo
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was developed primarily by Kay Sievers <kay.sievers@vrfy.org>, with help
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from others.
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