890db403d5
We need to split up the cpu present mask setup from the cpu_data initialization, and this is a first step towards that. Signed-off-by: David S. Miller <davem@davemloft.net>
123 lines
3.3 KiB
C
123 lines
3.3 KiB
C
#ifndef _SPARC_PROM_H
|
|
#define _SPARC_PROM_H
|
|
#ifdef __KERNEL__
|
|
|
|
/*
|
|
* Definitions for talking to the Open Firmware PROM on
|
|
* Power Macintosh computers.
|
|
*
|
|
* Copyright (C) 1996-2005 Paul Mackerras.
|
|
*
|
|
* Updates for PPC64 by Peter Bergner & David Engebretsen, IBM Corp.
|
|
* Updates for SPARC by David S. Miller
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation; either version
|
|
* 2 of the License, or (at your option) any later version.
|
|
*/
|
|
#include <linux/types.h>
|
|
#include <linux/proc_fs.h>
|
|
#include <linux/mutex.h>
|
|
#include <asm/atomic.h>
|
|
|
|
#define OF_ROOT_NODE_ADDR_CELLS_DEFAULT 2
|
|
#define OF_ROOT_NODE_SIZE_CELLS_DEFAULT 1
|
|
|
|
#define of_compat_cmp(s1, s2, l) strncmp((s1), (s2), (l))
|
|
#define of_prop_cmp(s1, s2) strcasecmp((s1), (s2))
|
|
#define of_node_cmp(s1, s2) strcmp((s1), (s2))
|
|
|
|
typedef u32 phandle;
|
|
typedef u32 ihandle;
|
|
|
|
struct property {
|
|
char *name;
|
|
int length;
|
|
void *value;
|
|
struct property *next;
|
|
unsigned long _flags;
|
|
unsigned int unique_id;
|
|
};
|
|
|
|
struct of_irq_controller;
|
|
struct device_node {
|
|
const char *name;
|
|
const char *type;
|
|
phandle node;
|
|
char *path_component_name;
|
|
char *full_name;
|
|
|
|
struct property *properties;
|
|
struct property *deadprops; /* removed properties */
|
|
struct device_node *parent;
|
|
struct device_node *child;
|
|
struct device_node *sibling;
|
|
struct device_node *next; /* next device of same type */
|
|
struct device_node *allnext; /* next in list of all nodes */
|
|
struct proc_dir_entry *pde; /* this node's proc directory */
|
|
struct kref kref;
|
|
unsigned long _flags;
|
|
void *data;
|
|
unsigned int unique_id;
|
|
|
|
struct of_irq_controller *irq_trans;
|
|
};
|
|
|
|
struct of_irq_controller {
|
|
unsigned int (*irq_build)(struct device_node *, unsigned int, void *);
|
|
void *data;
|
|
};
|
|
|
|
#define OF_IS_DYNAMIC(x) test_bit(OF_DYNAMIC, &x->_flags)
|
|
#define OF_MARK_DYNAMIC(x) set_bit(OF_DYNAMIC, &x->_flags)
|
|
|
|
extern struct device_node *of_find_node_by_cpuid(int cpuid);
|
|
extern int of_set_property(struct device_node *node, const char *name, void *val, int len);
|
|
extern struct mutex of_set_property_mutex;
|
|
extern int of_getintprop_default(struct device_node *np,
|
|
const char *name,
|
|
int def);
|
|
extern int of_find_in_proplist(const char *list, const char *match, int len);
|
|
#ifdef CONFIG_NUMA
|
|
extern int of_node_to_nid(struct device_node *dp);
|
|
#else
|
|
#define of_node_to_nid(dp) (-1)
|
|
#endif
|
|
|
|
extern void prom_build_devicetree(void);
|
|
extern void of_populate_present_mask(void);
|
|
extern void of_fill_in_cpu_data(void);
|
|
|
|
/* Dummy ref counting routines - to be implemented later */
|
|
static inline struct device_node *of_node_get(struct device_node *node)
|
|
{
|
|
return node;
|
|
}
|
|
static inline void of_node_put(struct device_node *node)
|
|
{
|
|
}
|
|
|
|
/* These routines are here to provide compatibility with how powerpc
|
|
* handles IRQ mapping for OF device nodes. We precompute and permanently
|
|
* register them in the of_device objects, whereas powerpc computes them
|
|
* on request.
|
|
*/
|
|
extern unsigned int irq_of_parse_and_map(struct device_node *node, int index);
|
|
static inline void irq_dispose_mapping(unsigned int virq)
|
|
{
|
|
}
|
|
|
|
/*
|
|
* NB: This is here while we transition from using asm/prom.h
|
|
* to linux/of.h
|
|
*/
|
|
#include <linux/of.h>
|
|
|
|
extern struct device_node *of_console_device;
|
|
extern char *of_console_path;
|
|
extern char *of_console_options;
|
|
|
|
#endif /* __KERNEL__ */
|
|
#endif /* _SPARC_PROM_H */
|