1#ifndef _SPARC64_PROM_H 2#define _SPARC64_PROM_H 3#ifdef __KERNEL__ 4 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 SPARC64 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 21#include <linux/types.h> 22#include <linux/proc_fs.h> 23#include <asm/atomic.h> 24 25typedef u32 phandle; 26typedef u32 ihandle; 27 28struct property { 29 char *name; 30 int length; 31 void *value; 32 struct property *next; 33 unsigned long _flags; 34 unsigned int unique_id; 35}; 36 37struct of_irq_controller; 38struct device_node { 39 const char *name; 40 const char *type; 41 phandle node; 42 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; 56 unsigned int unique_id; 57 58 struct of_irq_controller *irq_trans; 59}; 60 61struct of_irq_controller { 62 unsigned int (*irq_build)(struct device_node *, unsigned int, void *); 63 void *data; 64}; 65 66/* flag descriptions */ 67#define OF_DYNAMIC 1 /* node and properties were allocated via kmalloc */ 68 69#define OF_IS_DYNAMIC(x) test_bit(OF_DYNAMIC, &x->_flags) 70#define OF_MARK_DYNAMIC(x) set_bit(OF_DYNAMIC, &x->_flags) 71 72#define OF_BAD_ADDR ((u64)-1) 73 74static inline void set_node_proc_entry(struct device_node *dn, struct proc_dir_entry *de) 75{ 76 dn->pde = de; 77} 78 79extern struct device_node *of_find_node_by_name(struct device_node *from, 80 const char *name); 81#define for_each_node_by_name(dn, name) \ 82 for (dn = of_find_node_by_name(NULL, name); dn; \ 83 dn = of_find_node_by_name(dn, name)) 84extern struct device_node *of_find_node_by_type(struct device_node *from, 85 const char *type); 86#define for_each_node_by_type(dn, type) \ 87 for (dn = of_find_node_by_type(NULL, type); dn; \ 88 dn = of_find_node_by_type(dn, type)) 89extern struct device_node *of_find_compatible_node(struct device_node *from, 90 const char *type, const char *compat); 91extern struct device_node *of_find_node_by_path(const char *path); 92extern struct device_node *of_find_node_by_phandle(phandle handle); 93extern struct device_node *of_find_node_by_cpuid(int cpuid); 94extern struct device_node *of_get_parent(const struct device_node *node); 95extern struct device_node *of_get_next_child(const struct device_node *node, 96 struct device_node *prev); 97extern struct property *of_find_property(const struct device_node *np, 98 const char *name, 99 int *lenp); 100extern int of_device_is_compatible(const struct device_node *device, 101 const char *); 102extern const void *of_get_property(const struct device_node *node, 103 const char *name, 104 int *lenp); 105#define get_property(node,name,lenp) of_get_property(node,name,lenp) 106extern int of_set_property(struct device_node *node, const char *name, void *val, int len); 107extern int of_getintprop_default(struct device_node *np, 108 const char *name, 109 int def); 110extern int of_n_addr_cells(struct device_node *np); 111extern int of_n_size_cells(struct device_node *np); 112 113extern void prom_build_devicetree(void); 114 115#endif /* __KERNEL__ */ 116#endif /* _SPARC64_PROM_H */ 117