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1/*2 * File Attributes for Zorro Devices3 *4 * Copyright (C) 2003 Geert Uytterhoeven5 *6 * Loosely based on drivers/pci/pci-sysfs.c7 *8 * This file is subject to the terms and conditions of the GNU General Public9 * License. See the file COPYING in the main directory of this archive10 * for more details.11 */12 13 14#include <linux/kernel.h>15#include <linux/zorro.h>16#include <linux/stat.h>17#include <linux/string.h>18 19#include <asm/byteorder.h>20 21#include "zorro.h"22 23 24/* show configuration fields */25#define zorro_config_attr(name, field, format_string) \26static ssize_t name##_show(struct device *dev, \27 struct device_attribute *attr, char *buf) \28{ \29 struct zorro_dev *z; \30 \31 z = to_zorro_dev(dev); \32 return sprintf(buf, format_string, z->field); \33} \34static DEVICE_ATTR_RO(name);35 36zorro_config_attr(id, id, "0x%08x\n");37zorro_config_attr(type, rom.er_Type, "0x%02x\n");38zorro_config_attr(slotaddr, slotaddr, "0x%04x\n");39zorro_config_attr(slotsize, slotsize, "0x%04x\n");40 41static ssize_t serial_show(struct device *dev, struct device_attribute *attr,42 char *buf)43{44 struct zorro_dev *z;45 46 z = to_zorro_dev(dev);47 return sprintf(buf, "0x%08x\n", be32_to_cpu(z->rom.er_SerialNumber));48}49static DEVICE_ATTR_RO(serial);50 51static ssize_t resource_show(struct device *dev, struct device_attribute *attr,52 char *buf)53{54 struct zorro_dev *z = to_zorro_dev(dev);55 56 return sprintf(buf, "0x%08lx 0x%08lx 0x%08lx\n",57 (unsigned long)zorro_resource_start(z),58 (unsigned long)zorro_resource_end(z),59 zorro_resource_flags(z));60}61static DEVICE_ATTR_RO(resource);62 63static ssize_t modalias_show(struct device *dev, struct device_attribute *attr,64 char *buf)65{66 struct zorro_dev *z = to_zorro_dev(dev);67 68 return sprintf(buf, ZORRO_DEVICE_MODALIAS_FMT "\n", z->id);69}70static DEVICE_ATTR_RO(modalias);71 72static struct attribute *zorro_device_attrs[] = {73 &dev_attr_id.attr,74 &dev_attr_type.attr,75 &dev_attr_serial.attr,76 &dev_attr_slotaddr.attr,77 &dev_attr_slotsize.attr,78 &dev_attr_resource.attr,79 &dev_attr_modalias.attr,80 NULL81};82 83static ssize_t zorro_read_config(struct file *filp, struct kobject *kobj,84 struct bin_attribute *bin_attr,85 char *buf, loff_t off, size_t count)86{87 struct zorro_dev *z = to_zorro_dev(kobj_to_dev(kobj));88 struct ConfigDev cd;89 90 /* Construct a ConfigDev */91 memset(&cd, 0, sizeof(cd));92 cd.cd_Rom = z->rom;93 cd.cd_SlotAddr = cpu_to_be16(z->slotaddr);94 cd.cd_SlotSize = cpu_to_be16(z->slotsize);95 cd.cd_BoardAddr = cpu_to_be32(zorro_resource_start(z));96 cd.cd_BoardSize = cpu_to_be32(zorro_resource_len(z));97 98 return memory_read_from_buffer(buf, count, &off, &cd, sizeof(cd));99}100 101static struct bin_attribute zorro_config_attr = {102 .attr = {103 .name = "config",104 .mode = S_IRUGO,105 },106 .size = sizeof(struct ConfigDev),107 .read = zorro_read_config,108};109 110static struct bin_attribute *zorro_device_bin_attrs[] = {111 &zorro_config_attr,112 NULL113};114 115static const struct attribute_group zorro_device_attr_group = {116 .attrs = zorro_device_attrs,117 .bin_attrs = zorro_device_bin_attrs,118};119 120const struct attribute_group *zorro_device_attribute_groups[] = {121 &zorro_device_attr_group,122 NULL123};124