Subversion Repositories HelenOS

Rev

Rev 2071 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
1893 jermar 1
/*
2071 jermar 2
 * Copyright (c) 2006 Jakub Jermar
1893 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 BOOT_OFW_TREE_H_
30
#define BOOT_OFW_TREE_H_
31
 
32
#include <types.h>
33
#include <ofw.h>
34
 
35
#define OFW_TREE_PROPERTY_MAX_NAMELEN   32
36
 
37
typedef struct ofw_tree_node ofw_tree_node_t;
38
typedef struct ofw_tree_property ofw_tree_property_t;
39
 
1894 jermar 40
/** Memory representation of OpenFirmware device tree node. */
1893 jermar 41
struct ofw_tree_node {
42
    ofw_tree_node_t *parent;
43
    ofw_tree_node_t *peer;
44
    ofw_tree_node_t *child;
45
 
1907 jermar 46
    uint32_t node_handle;           /**< Old OpenFirmware node handle. */
47
 
1895 jermar 48
    char *da_name;              /**< Disambigued name. */
49
 
1894 jermar 50
    unsigned properties;            /**< Number of properties. */
1893 jermar 51
    ofw_tree_property_t *property;
1909 jermar 52
 
53
    void *device;               /**< Member used solely by the kernel. */
1893 jermar 54
};
55
 
1894 jermar 56
/** Memory representation of OpenFirmware device tree node property. */
1893 jermar 57
struct ofw_tree_property {
58
    char name[OFW_TREE_PROPERTY_MAX_NAMELEN];
59
    size_t size;
60
    void *value;
61
};
62
 
63
extern ofw_tree_node_t *ofw_tree_build(void);
64
 
65
#endif