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1/*
2 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
db839b1d 6 * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved.
04fee52e 7 *
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8 * This file contains Original Code and/or Modifications of Original Code
9 * as defined in and that are subject to the Apple Public Source License
10 * Version 2.0 (the 'License'). You may not use this file except in
11 * compliance with the License. Please obtain a copy of the License at
12 * http://www.opensource.apple.com/apsl/ and read it before using this
13 * file.
14 *
15 * The Original Code and all software distributed under the License are
16 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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17 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
18 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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19 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
20 * Please see the License for the specific language governing rights and
21 * limitations under the License.
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22 *
23 * @APPLE_LICENSE_HEADER_END@
24 */
25/*
26 * device_tree.h - Data structures for the flattened device tree.
27 *
28 * Copyright (c) 1998-2000 Apple Computer, Inc.
29 *
30 * DRI: Josh de Cesare
31 */
32
33#ifndef _BOOTX_DEVICE_TREE_H_
34#define _BOOTX_DEVICE_TREE_H_
35
36#define kPropNameLength (32)
37#define kPropValueMaxLength (0x100000)
38
39struct DTProperty {
40 char name[kPropNameLength]; // NUL terminated property name
41 unsigned long length; // Length (bytes) of property value that follows
42 //unsigned long value[1]; // Variable length value of property
43 // Padded to a multiple of a longword
44};
45typedef struct DTProperty DTProperty, *DTPropertyPtr;
46
47struct DTNode {
48 unsigned long nProperties; // Number of props[] elements (0 => end of list)
49 unsigned long nChildren; // Number of children[] elements
50 //DTProperty props[]; // nProperties DeviceTreeNodeProperty structs
51 //DTNode children[]; // nChildren DeviceTreeNode structs
52};
53typedef struct DTNode DTNode, *DTNodePtr;
54
55#endif /* ! _BOOTX_DEVICE_TREE_H_ */