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942a6bdd DM |
1 | #ifndef _SPARC_PROM_H |
2 | #define _SPARC_PROM_H | |
3 | #ifdef __KERNEL__ | |
4 | ||
942a6bdd DM |
5 | /* |
6 | * Definitions for talking to the Open Firmware PROM on | |
7 | * Power Macintosh computers. | |
8 | * | |
9 | * Copyright (C) 1996-2005 Paul Mackerras. | |
10 | * | |
11 | * Updates for PPC64 by Peter Bergner & David Engebretsen, IBM Corp. | |
12 | * Updates for SPARC32 by David S. Miller | |
13 | * | |
14 | * This program is free software; you can redistribute it and/or | |
15 | * modify it under the terms of the GNU General Public License | |
16 | * as published by the Free Software Foundation; either version | |
17 | * 2 of the License, or (at your option) any later version. | |
18 | */ | |
942a6bdd DM |
19 | #include <linux/types.h> |
20 | #include <linux/proc_fs.h> | |
21 | #include <asm/atomic.h> | |
22 | ||
97e873e5 SR |
23 | #define OF_ROOT_NODE_ADDR_CELLS_DEFAULT 2 |
24 | #define OF_ROOT_NODE_SIZE_CELLS_DEFAULT 1 | |
25 | ||
0081cbc3 | 26 | #define of_compat_cmp(s1, s2, l) strncmp((s1), (s2), (l)) |
581b605a | 27 | #define of_prop_cmp(s1, s2) strcasecmp((s1), (s2)) |
1ef4d424 | 28 | #define of_node_cmp(s1, s2) strcmp((s1), (s2)) |
0081cbc3 | 29 | |
942a6bdd DM |
30 | typedef u32 phandle; |
31 | typedef u32 ihandle; | |
32 | ||
942a6bdd DM |
33 | struct property { |
34 | char *name; | |
35 | int length; | |
36 | void *value; | |
37 | struct property *next; | |
fb7cd9d9 | 38 | unsigned long _flags; |
87b385da | 39 | unsigned int unique_id; |
942a6bdd DM |
40 | }; |
41 | ||
42 | struct device_node { | |
711b360d SR |
43 | const char *name; |
44 | const char *type; | |
942a6bdd | 45 | phandle node; |
942a6bdd DM |
46 | char *path_component_name; |
47 | char *full_name; | |
48 | ||
49 | struct property *properties; | |
50 | struct property *deadprops; /* removed properties */ | |
51 | struct device_node *parent; | |
52 | struct device_node *child; | |
53 | struct device_node *sibling; | |
54 | struct device_node *next; /* next device of same type */ | |
55 | struct device_node *allnext; /* next in list of all nodes */ | |
56 | struct proc_dir_entry *pde; /* this node's proc directory */ | |
57 | struct kref kref; | |
58 | unsigned long _flags; | |
59 | void *data; | |
87b385da | 60 | unsigned int unique_id; |
942a6bdd DM |
61 | }; |
62 | ||
fb7cd9d9 DM |
63 | #define OF_IS_DYNAMIC(x) test_bit(OF_DYNAMIC, &x->_flags) |
64 | #define OF_MARK_DYNAMIC(x) set_bit(OF_DYNAMIC, &x->_flags) | |
65 | ||
fb7cd9d9 | 66 | extern int of_set_property(struct device_node *node, const char *name, void *val, int len); |
942a6bdd DM |
67 | extern int of_getintprop_default(struct device_node *np, |
68 | const char *name, | |
69 | int def); | |
46bcea77 | 70 | extern int of_find_in_proplist(const char *list, const char *match, int len); |
942a6bdd DM |
71 | |
72 | extern void prom_build_devicetree(void); | |
73 | ||
e679c5f4 SR |
74 | /* Dummy ref counting routines - to be implemented later */ |
75 | static inline struct device_node *of_node_get(struct device_node *node) | |
76 | { | |
77 | return node; | |
78 | } | |
79 | static inline void of_node_put(struct device_node *node) | |
80 | { | |
81 | } | |
82 | ||
76c1ce78 SR |
83 | /* |
84 | * NB: This is here while we transition from using asm/prom.h | |
85 | * to linux/of.h | |
86 | */ | |
87 | #include <linux/of.h> | |
88 | ||
c73fcc84 DM |
89 | extern struct device_node *of_console_device; |
90 | extern char *of_console_path; | |
91 | extern char *of_console_options; | |
92 | ||
942a6bdd DM |
93 | #endif /* __KERNEL__ */ |
94 | #endif /* _SPARC_PROM_H */ |