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| 1 | /* |
1 | /* |
| 2 | * Copyright (c) 2006 Jakub Jermar |
2 | * Copyright (c) 2006 Jakub Jermar |
| 3 | * All rights reserved. |
3 | * All rights reserved. |
| 4 | * |
4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions |
6 | * modification, are permitted provided that the following conditions |
| 7 | * are met: |
7 | * are met: |
| 8 | * |
8 | * |
| 9 | * - Redistributions of source code must retain the above copyright |
9 | * - Redistributions of source code must retain the above copyright |
| 10 | * notice, this list of conditions and the following disclaimer. |
10 | * notice, this list of conditions and the following disclaimer. |
| 11 | * - Redistributions in binary form must reproduce the above copyright |
11 | * - Redistributions in binary form must reproduce the above copyright |
| 12 | * notice, this list of conditions and the following disclaimer in the |
12 | * notice, this list of conditions and the following disclaimer in the |
| 13 | * documentation and/or other materials provided with the distribution. |
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 |
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. |
15 | * derived from this software without specific prior written permission. |
| 16 | * |
16 | * |
| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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 |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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 |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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 |
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. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | */ |
27 | */ |
| 28 | 28 | ||
| 29 | #ifndef BOOT_OFW_TREE_H_ |
29 | #ifndef BOOT_OFW_TREE_H_ |
| 30 | #define BOOT_OFW_TREE_H_ |
30 | #define BOOT_OFW_TREE_H_ |
| 31 | 31 | ||
| 32 | #include <types.h> |
32 | #include <types.h> |
| 33 | #include <ofw.h> |
33 | #include <ofw.h> |
| 34 | 34 | ||
| 35 | #define OFW_TREE_PROPERTY_MAX_NAMELEN 32 |
35 | #define OFW_TREE_PROPERTY_MAX_NAMELEN 32 |
| 36 | 36 | ||
| 37 | typedef struct ofw_tree_node ofw_tree_node_t; |
37 | typedef struct ofw_tree_node ofw_tree_node_t; |
| 38 | typedef struct ofw_tree_property ofw_tree_property_t; |
38 | typedef struct ofw_tree_property ofw_tree_property_t; |
| 39 | 39 | ||
| 40 | /** Memory representation of OpenFirmware device tree node. */ |
40 | /** Memory representation of OpenFirmware device tree node. */ |
| 41 | struct ofw_tree_node { |
41 | struct ofw_tree_node { |
| 42 | ofw_tree_node_t *parent; |
42 | ofw_tree_node_t *parent; |
| 43 | ofw_tree_node_t *peer; |
43 | ofw_tree_node_t *peer; |
| 44 | ofw_tree_node_t *child; |
44 | ofw_tree_node_t *child; |
| 45 | 45 | ||
| 46 | uint32_t node_handle; /**< Old OpenFirmware node handle. */ |
46 | uint32_t node_handle; /**< Old OpenFirmware node handle. */ |
| 47 | 47 | ||
| 48 | char *da_name; /**< Disambigued name. */ |
48 | char *da_name; /**< Disambigued name. */ |
| 49 | 49 | ||
| 50 | unsigned properties; /**< Number of properties. */ |
50 | unsigned properties; /**< Number of properties. */ |
| 51 | ofw_tree_property_t *property; |
51 | ofw_tree_property_t *property; |
| 52 | 52 | ||
| 53 | void *device; /**< Member used solely by the kernel. */ |
53 | void *device; /**< Member used solely by the kernel. */ |
| 54 | }; |
54 | }; |
| 55 | 55 | ||
| 56 | /** Memory representation of OpenFirmware device tree node property. */ |
56 | /** Memory representation of OpenFirmware device tree node property. */ |
| 57 | struct ofw_tree_property { |
57 | struct ofw_tree_property { |
| 58 | char name[OFW_TREE_PROPERTY_MAX_NAMELEN]; |
58 | char name[OFW_TREE_PROPERTY_MAX_NAMELEN]; |
| 59 | size_t size; |
59 | size_t size; |
| 60 | void *value; |
60 | void *value; |
| 61 | }; |
61 | }; |
| 62 | 62 | ||
| 63 | extern ofw_tree_node_t *ofw_tree_build(void); |
63 | extern ofw_tree_node_t *ofw_tree_build(void); |
| 64 | 64 | ||
| 65 | #endif |
65 | #endif |
| 66 | 66 | ||