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1893 jermar 1
/*
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 * Copyright (C) 2006 Jakub Jermar
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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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 *
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 * - 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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 * - 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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 * - The name of the author may not be used to endorse or promote products
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 *   derived from this software without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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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#ifndef BOOT_OFW_TREE_H_
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#define BOOT_OFW_TREE_H_
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#include <types.h>
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#include <ofw.h>
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#define OFW_TREE_PROPERTY_MAX_NAMELEN   32
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typedef struct ofw_tree_node ofw_tree_node_t;
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typedef struct ofw_tree_property ofw_tree_property_t;
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/** Memory representation of OpenFirmware device tree node. */
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struct ofw_tree_node {
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    ofw_tree_node_t *parent;
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    ofw_tree_node_t *peer;
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    ofw_tree_node_t *child;
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    uint32_t node_handle;           /**< Old OpenFirmware node handle. */
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    char *da_name;              /**< Disambigued name. */
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    unsigned properties;            /**< Number of properties. */
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    ofw_tree_property_t *property;
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};
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/** Memory representation of OpenFirmware device tree node property. */
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struct ofw_tree_property {
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    char name[OFW_TREE_PROPERTY_MAX_NAMELEN];
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    size_t size;
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    void *value;
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};
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extern ofw_tree_node_t *ofw_tree_build(void);
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#endif