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  1. /*
  2.  * Copyright (C) 2006 Jakub Jermar
  3.  * All rights reserved.
  4.  *
  5.  * Redistribution and use in source and binary forms, with or without
  6.  * modification, are permitted provided that the following conditions
  7.  * are met:
  8.  *
  9.  * - Redistributions of source code must retain the above copyright
  10.  *   notice, this list of conditions and the following disclaimer.
  11.  * - Redistributions in binary form must reproduce the above copyright
  12.  *   notice, this list of conditions and the following disclaimer in the
  13.  *   documentation and/or other materials provided with the distribution.
  14.  * - The name of the author may not be used to endorse or promote products
  15.  *   derived from this software without specific prior written permission.
  16.  *
  17.  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18.  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19.  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20.  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21.  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  22.  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23.  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24.  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25.  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26.  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27.  */
  28.  
  29. #ifndef KERN_OFW_TREE_H_
  30. #define KERN_OFW_TREE_H_
  31.  
  32. #include <arch/types.h>
  33.  
  34. #define OFW_TREE_PROPERTY_MAX_NAMELEN   32
  35.  
  36. typedef struct ofw_tree_node ofw_tree_node_t;
  37. typedef struct ofw_tree_property ofw_tree_property_t;
  38.  
  39. /** Memory representation of OpenFirmware device tree node. */
  40. struct ofw_tree_node {
  41.     ofw_tree_node_t *parent;
  42.     ofw_tree_node_t *peer;
  43.     ofw_tree_node_t *child;
  44.  
  45.     unsigned properties;            /**< Number of properties. */
  46.     ofw_tree_property_t *property;
  47. };
  48.  
  49. /** Memory representation of OpenFirmware device tree node property. */
  50. struct ofw_tree_property {
  51.     char name[OFW_TREE_PROPERTY_MAX_NAMELEN];
  52.     size_t size;
  53.     void *value;
  54. };
  55.  
  56. #endif
  57.