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/proc_fs.h> 22 #include <linux/mutex.h> 23 #include <asm/atomic.h> 24 25 #define OF_ROOT_NODE_ADDR_CELLS_DEFAULT 2 26 #define OF_ROOT_NODE_SIZE_CELLS_DEFAULT 1 27 28 #define of_compat_cmp(s1, s2, l) strncmp((s1), (s2), (l)) 29 #define of_prop_cmp(s1, s2) strcasecmp((s1), (s2)) 30 #define of_node_cmp(s1, s2) strcmp((s1), (s2)) 31 32 struct of_irq_controller { 33 unsigned int (*irq_build)(struct device_node *, unsigned int, void *); 34 void *data; 35 }; 36 37 #define OF_IS_DYNAMIC(x) test_bit(OF_DYNAMIC, &x->_flags) 38 #define OF_MARK_DYNAMIC(x) set_bit(OF_DYNAMIC, &x->_flags) 39 40 extern struct device_node *of_find_node_by_cpuid(int cpuid); 41 extern int of_set_property(struct device_node *node, const char *name, void *val, int len); 42 extern struct mutex of_set_property_mutex; 43 extern int of_getintprop_default(struct device_node *np, 44 const char *name, 45 int def); 46 extern int of_find_in_proplist(const char *list, const char *match, int len); 47 #ifdef CONFIG_NUMA 48 extern int of_node_to_nid(struct device_node *dp); 49 #else 50 #define of_node_to_nid(dp) (-1) 51 #endif 52 53 extern void prom_build_devicetree(void); 54 extern void of_populate_present_mask(void); 55 extern void of_fill_in_cpu_data(void); 56 57 /* Dummy ref counting routines - to be implemented later */ 58 static inline struct device_node *of_node_get(struct device_node *node) 59 { 60 return node; 61 } 62 static inline void of_node_put(struct device_node *node) 63 { 64 } 65 66 /* These routines are here to provide compatibility with how powerpc 67 * handles IRQ mapping for OF device nodes. We precompute and permanently 68 * register them in the of_device objects, whereas powerpc computes them 69 * on request. 70 */ 71 extern unsigned int irq_of_parse_and_map(struct device_node *node, int index); 72 static inline void irq_dispose_mapping(unsigned int virq) 73 { 74 } 75 76 extern struct device_node *of_console_device; 77 extern char *of_console_path; 78 extern char *of_console_options; 79 80 extern void (*prom_build_more)(struct device_node *dp, struct device_node ***nextp); 81 extern char *build_full_name(struct device_node *dp); 82 83 #endif /* __KERNEL__ */ 84 #endif /* _SPARC_PROM_H */ 85