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52 lines
2.0 KiB
Groff
52 lines
2.0 KiB
Groff
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.\"
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.\" Copyright (c) 2018 Oleksandr Tymoshenko <gonzo@FreeBSD.org>
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.\"
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.\" All rights reserved.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY EXPRESS OR
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.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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.\" IN NO EVENT SHALL THE DEVELOPERS BE LIABLE FOR ANY DIRECT, INDIRECT,
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.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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.\"
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.Dd April 9, 2018
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.Dt OF_PACKAGE_TO_PATH 9
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.Os
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.Sh NAME
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.Nm OF_package_to_path
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.Nd get fully qualified path to a device tree node
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.Sh SYNOPSIS
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.In dev/ofw/ofw_bus.h
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.In dev/ofw/ofw_bus_subr.h
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.Ft ssize_t
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.Fn OF_package_to_path "phandle_t node" "char *buf" "size_t len"
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.Sh DESCRIPTION
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.Fn OF_package_to_path
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copies at most
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.Fa len
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bytes of the fully qualified path to the device tree node
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.Fa node
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into the memory specified by
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.Fa buf .
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The function returns the number of bytes copied or -1 in case of the error.
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.Sh SEE ALSO
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.Xr OF_finddevice 9
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.Sh AUTHORS
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.An -nosplit
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This manual page was written by
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.An Oleksandr Tymoshenko Aq Mt gonzo@FreeBSD.org .
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