arch/sparc/include/asm/prom.h

   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
  26 #define OF_ROOT_NODE_ADDR_CELLS_DEFAULT 2
  27 #define OF_ROOT_NODE_SIZE_CELLS_DEFAULT 1
  28
  29 #define of_compat_cmp(s1, s2, l)        strncmp((s1), (s2), (l))
  30 #define of_prop_cmp(s1, s2)             strcasecmp((s1), (s2))
  31 #define of_node_cmp(s1, s2)             strcmp((s1), (s2))
  32
  33 struct of_irq_controller {
  34         unsigned int    (*irq_build)(struct device_node *, unsigned int, void *);
  35         void            *data;
  36 };
  37
  38 extern struct device_node *of_find_node_by_cpuid(int cpuid);
  39 extern int of_set_property(struct device_node *node, const char *name, void *val, int len);
  40 extern struct mutex of_set_property_mutex;
  41 extern int of_getintprop_default(struct device_node *np,
  42                                  const char *name,
  43                                  int def);
  44 extern int of_find_in_proplist(const char *list, const char *match, int len);
  45 #ifdef CONFIG_NUMA
  46 extern int of_node_to_nid(struct device_node *dp);
  47 #define of_node_to_nid of_node_to_nid
  48 #endif
  49
  50 extern void prom_build_devicetree(void);
  51 extern void of_populate_present_mask(void);
  52 extern void of_fill_in_cpu_data(void);
  53
  54 struct resource;
  55 extern void __iomem *of_ioremap(struct resource *res, unsigned long offset, unsigned long size, char *name);
  56 extern void of_iounmap(struct resource *res, void __iomem *base, unsigned long size);
  57
  58 /* These routines are here to provide compatibility with how powerpc
  59  * handles IRQ mapping for OF device nodes.  We precompute and permanently
  60  * register them in the platform_device objects, whereas powerpc computes them
  61  * on request.
  62  */
  63 static inline void irq_dispose_mapping(unsigned int virq)
  64 {
  65 }
  66
  67 extern struct device_node *of_console_device;
  68 extern char *of_console_path;
  69 extern char *of_console_options;
  70
  71 extern void irq_trans_init(struct device_node *dp);
  72 extern char *build_path_component(struct device_node *dp);
  73
  74 #endif /* __KERNEL__ */
  75 #endif /* _SPARC_PROM_H */