linux/arch/x86/kernel/ksysfs.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Architecture specific sysfs attributes in /sys/kernel
 *
 * Copyright (C) 2007, Intel Corp.
 *      Huang Ying <[email protected]>
 * Copyright (C) 2013, 2013 Red Hat, Inc.
 *      Dave Young <[email protected]>
 */

#include <linux/kobject.h>
#include <linux/string.h>
#include <linux/sysfs.h>
#include <linux/init.h>
#include <linux/stat.h>
#include <linux/slab.h>
#include <linux/mm.h>
#include <linux/io.h>

#include <asm/setup.h>

static ssize_t version_show(struct kobject *kobj,
			    struct kobj_attribute *attr, char *buf)
{ … }

static struct kobj_attribute boot_params_version_attr = …;

static ssize_t boot_params_data_read(struct file *fp, struct kobject *kobj,
				     struct bin_attribute *bin_attr,
				     char *buf, loff_t off, size_t count)
{ … }

static struct bin_attribute boot_params_data_attr = …;

static struct attribute *boot_params_version_attrs[] = …;

static struct bin_attribute *boot_params_data_attrs[] = …;

static const struct attribute_group boot_params_attr_group = …;

static int kobj_to_setup_data_nr(struct kobject *kobj, int *nr)
{ … }

static int get_setup_data_paddr(int nr, u64 *paddr)
{ … }

static int __init get_setup_data_size(int nr, size_t *size)
{ … }

static ssize_t type_show(struct kobject *kobj,
			 struct kobj_attribute *attr, char *buf)
{ … }

static ssize_t setup_data_data_read(struct file *fp,
				    struct kobject *kobj,
				    struct bin_attribute *bin_attr,
				    char *buf,
				    loff_t off, size_t count)
{ … }

static struct kobj_attribute type_attr = …;

static struct bin_attribute data_attr __ro_after_init = …;

static struct attribute *setup_data_type_attrs[] = …;

static struct bin_attribute *setup_data_data_attrs[] = …;

static const struct attribute_group setup_data_attr_group = …;

static int __init create_setup_data_node(struct kobject *parent,
					 struct kobject **kobjp, int nr)
{ … }

static void __init cleanup_setup_data_node(struct kobject *kobj)
{ … }

static int __init get_setup_data_total_num(u64 pa_data, int *nr)
{ … }

static int __init create_setup_data_nodes(struct kobject *parent)
{ … }

static int __init boot_params_ksysfs_init(void)
{ … }

arch_initcall(boot_params_ksysfs_init);