Manually reimported XNU branch

util/i386/efi/grub-dumpdevtree

@@ -1,25 +0,0 @@
-#!/bin/sh
-#
-# Copyright (C) 2009  Free Software Foundation, Inc.
-#
-# GRUB is free software: you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# GRUB is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
-
-hexify()
-{
-  echo -n "$@" | od -A n -t x1 - | sed -e 's/ //g' | tr '\n' '\0'
-}
-
-echo "`hexify efi`{	`hexify device-properties`:"
-ioreg -lw0 -p IODeviceTree -n efi -r -x |grep device-properties | sed 's/.*<//;s/>.*//;'
-echo ";}"