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Index of /anon_sym/anon/proc/self/root/lib/debug
Index of /anon_sym/anon/proc/self/root/lib/debug
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„ ‚uïÈÂÆ ?– // SPDX-License-Identifier: GPL-2.0
/*
* debugfs.h - a tiny little debug file system
*
* Copyright (C) 2004 Greg Kroah-Hartman
* Copyright (C) 2004 IBM Inc.
*
* debugfs is for people to use instead of /proc or /sys.
* See Documentation/filesystems/ for more details.
*/
#ifndef _DEBUGFS_H_
#define _DEBUGFS_H_
#include
#include
#include
#include
struct device;
struct file_operations;
struct debugfs_blob_wrapper {
void *data;
unsigned long size;
};
struct debugfs_reg32 {
char *name;
unsigned long offset;
};
struct debugfs_regset32 {
const struct debugfs_reg32 *regs;
int nregs;
void __iomem *base;
struct device *dev; /* Optional device for Runtime PM */
};
struct debugfs_u32_array {
u32 *array;
u32 n_elements;
};
extern struct dentry *arch_debugfs_dir;
#define DEFINE_DEBUGFS_ATTRIBUTE_XSIGNED(__fops, __get, __set, __fmt, __is_signed) \
static int __fops ## _open(struct inode *inode, struct file *file) \
{ \
__simple_attr_check_format(__fmt, 0ull); \
return simple_attr_open(inode, file, __get, __set, __fmt); \
} \
static const struct file_operations __fops = { \
.owner = THIS_MODULE, \
.open = __fops ## _open, \
.release = simple_attr_release, \
.read = debugfs_attr_read, \
.write = (__is_signed) ? debugfs_attr_write_signed : debugfs_attr_write, \
.llseek = no_llseek, \
}
#define DEFINE_DEBUGFS_ATTRIBUTE(__fops, __get, __set, __fmt) \
DEFINE_DEBUGFS_ATTRIBUTE_XSIGNED(__fops, __get, __set, __fmt, false)
#define DEFINE_DEBUGFS_ATTRIBUTE_SIGNED(__fops, __get, __set, __fmt) \
DEFINE_DEBUGFS_ATTRIBUTE_XSIGNED(__fops, __get, __set, __fmt, true)
typedef struct vfsmount *(*debugfs_automount_t)(struct dentry *, void *);
struct debugfs_short_fops {
ssize_t (*read)(struct file *, char __user *, size_t, loff_t *);
ssize_t (*write)(struct file *, const char __user *, size_t, loff_t *);
loff_t (*llseek) (struct file *, loff_t, int);
};
#if defined(CONFIG_DEBUG_FS)
struct dentry *debugfs_lookup(const char *name, struct dentry *parent);
struct dentry *debugfs_create_file_full(const char *name, umode_t mode,
struct dentry *parent, void *data,
const void *aux,
const struct file_operations *fops);
struct dentry *debugfs_create_file_short(const char *name, umode_t mode,
struct