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David S. Miller942a6bd2006-06-23 15:53:31 -07001#ifndef _SPARC_PROM_H
2#define _SPARC_PROM_H
3#ifdef __KERNEL__
4
David S. Miller942a6bd2006-06-23 15:53:31 -07005/*
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 */
David S. Miller942a6bd2006-06-23 15:53:31 -070019#include <linux/types.h>
20#include <linux/proc_fs.h>
21#include <asm/atomic.h>
22
Stephen Rothwell97e873e2007-05-01 16:26:07 +100023#define OF_ROOT_NODE_ADDR_CELLS_DEFAULT 2
24#define OF_ROOT_NODE_SIZE_CELLS_DEFAULT 1
25
David S. Miller942a6bd2006-06-23 15:53:31 -070026typedef u32 phandle;
27typedef u32 ihandle;
28
David S. Miller942a6bd2006-06-23 15:53:31 -070029struct property {
30 char *name;
31 int length;
32 void *value;
33 struct property *next;
David S. Millerfb7cd9d2006-06-25 23:18:36 -070034 unsigned long _flags;
David S. Miller87b385d2006-06-25 23:18:57 -070035 unsigned int unique_id;
David S. Miller942a6bd2006-06-23 15:53:31 -070036};
37
38struct device_node {
Stephen Rothwell711b3602007-04-12 14:38:34 -070039 const char *name;
40 const char *type;
David S. Miller942a6bd2006-06-23 15:53:31 -070041 phandle node;
David S. Miller942a6bd2006-06-23 15:53:31 -070042 char *path_component_name;
43 char *full_name;
44
45 struct property *properties;
46 struct property *deadprops; /* removed properties */
47 struct device_node *parent;
48 struct device_node *child;
49 struct device_node *sibling;
50 struct device_node *next; /* next device of same type */
51 struct device_node *allnext; /* next in list of all nodes */
52 struct proc_dir_entry *pde; /* this node's proc directory */
53 struct kref kref;
54 unsigned long _flags;
55 void *data;
David S. Miller87b385d2006-06-25 23:18:57 -070056 unsigned int unique_id;
David S. Miller942a6bd2006-06-23 15:53:31 -070057};
58
David S. Millerfb7cd9d2006-06-25 23:18:36 -070059#define OF_IS_DYNAMIC(x) test_bit(OF_DYNAMIC, &x->_flags)
60#define OF_MARK_DYNAMIC(x) set_bit(OF_DYNAMIC, &x->_flags)
61
David S. Millerfb7cd9d2006-06-25 23:18:36 -070062extern int of_set_property(struct device_node *node, const char *name, void *val, int len);
David S. Miller942a6bd2006-06-23 15:53:31 -070063extern int of_getintprop_default(struct device_node *np,
64 const char *name,
65 int def);
David S. Miller942a6bd2006-06-23 15:53:31 -070066
67extern void prom_build_devicetree(void);
68
Stephen Rothwell76c1ce72007-05-01 16:19:07 +100069/*
70 * NB: This is here while we transition from using asm/prom.h
71 * to linux/of.h
72 */
73#include <linux/of.h>
74
David S. Miller942a6bd2006-06-23 15:53:31 -070075#endif /* __KERNEL__ */
76#endif /* _SPARC_PROM_H */