xref: /linux/arch/sparc/include/asm/prom.h (revision 348324c5b10bcba8d9daabdfb85a6927311be34f)
1 #include <linux/of.h>	/* linux/of.h gets to determine #include ordering */
2 #ifndef _SPARC_PROM_H
3 #define _SPARC_PROM_H
4 #ifdef __KERNEL__
5 
6 /*
7  * Definitions for talking to the Open Firmware PROM on
8  * Power Macintosh computers.
9  *
10  * Copyright (C) 1996-2005 Paul Mackerras.
11  *
12  * Updates for PPC64 by Peter Bergner & David Engebretsen, IBM Corp.
13  * Updates for SPARC by David S. Miller
14  *
15  * This program is free software; you can redistribute it and/or
16  * modify it under the terms of the GNU General Public License
17  * as published by the Free Software Foundation; either version
18  * 2 of the License, or (at your option) any later version.
19  */
20 #include <linux/types.h>
21 #include <linux/of_pdt.h>
22 #include <linux/proc_fs.h>
23 #include <linux/mutex.h>
24 #include <linux/atomic.h>
25 #include <linux/irqdomain.h>
26 
27 #define OF_ROOT_NODE_ADDR_CELLS_DEFAULT	2
28 #define OF_ROOT_NODE_SIZE_CELLS_DEFAULT	1
29 
30 #define of_compat_cmp(s1, s2, l)	strncmp((s1), (s2), (l))
31 #define of_prop_cmp(s1, s2)		strcasecmp((s1), (s2))
32 #define of_node_cmp(s1, s2)		strcmp((s1), (s2))
33 
34 struct of_irq_controller {
35 	unsigned int	(*irq_build)(struct device_node *, unsigned int, void *);
36 	void		*data;
37 };
38 
39 extern struct device_node *of_find_node_by_cpuid(int cpuid);
40 extern int of_set_property(struct device_node *node, const char *name, void *val, int len);
41 extern struct mutex of_set_property_mutex;
42 extern int of_getintprop_default(struct device_node *np,
43 				 const char *name,
44 				 int def);
45 extern int of_find_in_proplist(const char *list, const char *match, int len);
46 
47 extern void prom_build_devicetree(void);
48 extern void of_populate_present_mask(void);
49 extern void of_fill_in_cpu_data(void);
50 
51 struct resource;
52 extern void __iomem *of_ioremap(struct resource *res, unsigned long offset, unsigned long size, char *name);
53 extern void of_iounmap(struct resource *res, void __iomem *base, unsigned long size);
54 
55 extern struct device_node *of_console_device;
56 extern char *of_console_path;
57 extern char *of_console_options;
58 
59 extern void irq_trans_init(struct device_node *dp);
60 extern char *build_path_component(struct device_node *dp);
61 
62 #endif /* __KERNEL__ */
63 #endif /* _SPARC_PROM_H */
64