1 #ifndef _SPARC_PROM_H 2 #define _SPARC_PROM_H 3 #ifdef __KERNEL__ 4 5 /* 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 SPARC 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 */ 19 #include <linux/types.h> 20 #include <linux/proc_fs.h> 21 #include <asm/atomic.h> 22 23 #define OF_ROOT_NODE_ADDR_CELLS_DEFAULT 2 24 #define OF_ROOT_NODE_SIZE_CELLS_DEFAULT 1 25 26 #define of_compat_cmp(s1, s2, l) strncmp((s1), (s2), (l)) 27 #define of_prop_cmp(s1, s2) strcasecmp((s1), (s2)) 28 #define of_node_cmp(s1, s2) strcmp((s1), (s2)) 29 30 typedef u32 phandle; 31 typedef u32 ihandle; 32 33 struct property { 34 char *name; 35 int length; 36 void *value; 37 struct property *next; 38 unsigned long _flags; 39 unsigned int unique_id; 40 }; 41 42 struct of_irq_controller; 43 struct device_node { 44 const char *name; 45 const char *type; 46 phandle node; 47 char *path_component_name; 48 char *full_name; 49 50 struct property *properties; 51 struct property *deadprops; /* removed properties */ 52 struct device_node *parent; 53 struct device_node *child; 54 struct device_node *sibling; 55 struct device_node *next; /* next device of same type */ 56 struct device_node *allnext; /* next in list of all nodes */ 57 struct proc_dir_entry *pde; /* this node's proc directory */ 58 struct kref kref; 59 unsigned long _flags; 60 void *data; 61 unsigned int unique_id; 62 63 struct of_irq_controller *irq_trans; 64 }; 65 66 struct of_irq_controller { 67 unsigned int (*irq_build)(struct device_node *, unsigned int, void *); 68 void *data; 69 }; 70 71 #define OF_IS_DYNAMIC(x) test_bit(OF_DYNAMIC, &x->_flags) 72 #define OF_MARK_DYNAMIC(x) set_bit(OF_DYNAMIC, &x->_flags) 73 74 extern struct device_node *of_find_node_by_cpuid(int cpuid); 75 extern int of_set_property(struct device_node *node, const char *name, void *val, int len); 76 extern int of_getintprop_default(struct device_node *np, 77 const char *name, 78 int def); 79 extern int of_find_in_proplist(const char *list, const char *match, int len); 80 #ifdef CONFIG_NUMA 81 extern int of_node_to_nid(struct device_node *dp); 82 #else 83 #define of_node_to_nid(dp) (-1) 84 #endif 85 86 extern void prom_build_devicetree(void); 87 88 /* Dummy ref counting routines - to be implemented later */ 89 static inline struct device_node *of_node_get(struct device_node *node) 90 { 91 return node; 92 } 93 static inline void of_node_put(struct device_node *node) 94 { 95 } 96 97 /* 98 * NB: This is here while we transition from using asm/prom.h 99 * to linux/of.h 100 */ 101 #include <linux/of.h> 102 103 extern struct device_node *of_console_device; 104 extern char *of_console_path; 105 extern char *of_console_options; 106 107 #endif /* __KERNEL__ */ 108 #endif /* _SPARC_PROM_H */ 109