/*
* File Attributes for DIO Devices
*
* Copyright ( C ) 2004 Jochen Friedrich
*
* Loosely based on drivers / pci / pci - sysfs . c and drivers / zorro / zorro - sysfs . c
*
* This file is subject to the terms and conditions of the GNU General Public
* License . See the file COPYING in the main directory of this archive
* for more details .
*/
#include <linux/kernel.h>
#include <linux/dio.h>
#include <linux/stat.h>
/* show configuration fields */
static ssize_t dio_show_id(struct device *dev, struct device_attribute *attr, char *buf)
{
struct dio_dev *d;
d = to_dio_dev(dev);
return sprintf(buf, "0x%02x\n" , (d->id & 0 xff));
}
static DEVICE_ATTR(id, S_IRUGO, dio_show_id, NULL);
static ssize_t dio_show_ipl(struct device *dev, struct device_attribute *attr, char *buf)
{
struct dio_dev *d;
d = to_dio_dev(dev);
return sprintf(buf, "0x%02x\n" , d->ipl);
}
static DEVICE_ATTR(ipl, S_IRUGO, dio_show_ipl, NULL);
static ssize_t dio_show_secid(struct device *dev, struct device_attribute *attr, char *buf)
{
struct dio_dev *d;
d = to_dio_dev(dev);
return sprintf(buf, "0x%02x\n" , ((d->id >> 8 )& 0 xff));
}
static DEVICE_ATTR(secid, S_IRUGO, dio_show_secid, NULL);
static ssize_t dio_show_name(struct device *dev, struct device_attribute *attr, char *buf)
{
struct dio_dev *d;
d = to_dio_dev(dev);
return sprintf(buf, "%s\n" , d->name);
}
static DEVICE_ATTR(name, S_IRUGO, dio_show_name, NULL);
static ssize_t dio_show_resource(struct device *dev, struct device_attribute *attr, char *buf)
{
struct dio_dev *d = to_dio_dev(dev);
return sprintf(buf, "0x%08lx 0x%08lx 0x%08lx\n" ,
(unsigned long )dio_resource_start(d),
(unsigned long )dio_resource_end(d),
dio_resource_flags(d));
}
static DEVICE_ATTR(resource, S_IRUGO, dio_show_resource, NULL);
int dio_create_sysfs_dev_files(struct dio_dev *d)
{
struct device *dev = &d->dev;
int error;
/* current configuration's attributes */
if ((error = device_create_file(dev, &dev_attr_id)) ||
(error = device_create_file(dev, &dev_attr_ipl)) ||
(error = device_create_file(dev, &dev_attr_secid)) ||
(error = device_create_file(dev, &dev_attr_name)) ||
(error = device_create_file(dev, &dev_attr_resource)))
return error;
return 0 ;
}
Messung V0.5 in Prozent C=97 H=100 G=98
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(vorverarbeitet am 2026-09-29)
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