xref: /openbmc/linux/arch/sparc/include/asm/prom.h (revision 842ed298)
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 #include <linux/of.h>	/* linux/of.h gets to determine #include ordering */
3 #ifndef _SPARC_PROM_H
4 #define _SPARC_PROM_H
5 #ifdef __KERNEL__
6 
7 /*
8  * Definitions for talking to the Open Firmware PROM on
9  * Power Macintosh computers.
10  *
11  * Copyright (C) 1996-2005 Paul Mackerras.
12  *
13  * Updates for PPC64 by Peter Bergner & David Engebretsen, IBM Corp.
14  * Updates for SPARC by David S. Miller
15  */
16 #include <linux/types.h>
17 #include <linux/of_pdt.h>
18 #include <linux/proc_fs.h>
19 #include <linux/mutex.h>
20 #include <linux/atomic.h>
21 #include <linux/irqdomain.h>
22 
23 #define of_compat_cmp(s1, s2, l)	strncmp((s1), (s2), (l))
24 #define of_prop_cmp(s1, s2)		strcasecmp((s1), (s2))
25 #define of_node_cmp(s1, s2)		strcmp((s1), (s2))
26 
27 struct of_irq_controller {
28 	unsigned int	(*irq_build)(struct device_node *, unsigned int, void *);
29 	void		*data;
30 };
31 
32 struct device_node *of_find_node_by_cpuid(int cpuid);
33 int of_set_property(struct device_node *node, const char *name, void *val, int len);
34 extern struct mutex of_set_property_mutex;
35 int of_getintprop_default(struct device_node *np,
36 			  const char *name,
37 				 int def);
38 int of_find_in_proplist(const char *list, const char *match, int len);
39 
40 void prom_build_devicetree(void);
41 void of_populate_present_mask(void);
42 void of_fill_in_cpu_data(void);
43 
44 struct resource;
45 void __iomem *of_ioremap(struct resource *res, unsigned long offset, unsigned long size, char *name);
46 void of_iounmap(struct resource *res, void __iomem *base, unsigned long size);
47 
48 extern struct device_node *of_console_device;
49 extern char *of_console_path;
50 extern char *of_console_options;
51 
52 void irq_trans_init(struct device_node *dp);
53 char *build_path_component(struct device_node *dp);
54 
55 #endif /* __KERNEL__ */
56 #endif /* _SPARC_PROM_H */
57