| /* |
| * File Attributes for Zorro Devices |
| * |
| * Copyright (C) 2003 Geert Uytterhoeven |
| * |
| * Loosely based on drivers/pci/pci-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/zorro.h> |
| #include <linux/stat.h> |
| #include <linux/string.h> |
| |
| #include <asm/byteorder.h> |
| |
| #include "zorro.h" |
| |
| |
| /* show configuration fields */ |
| #define zorro_config_attr(name, field, format_string) \ |
| static ssize_t \ |
| show_##name(struct device *dev, struct device_attribute *attr, char *buf) \ |
| { \ |
| struct zorro_dev *z; \ |
| \ |
| z = to_zorro_dev(dev); \ |
| return sprintf(buf, format_string, z->field); \ |
| } \ |
| static DEVICE_ATTR(name, S_IRUGO, show_##name, NULL); |
| |
| zorro_config_attr(id, id, "0x%08x\n"); |
| zorro_config_attr(type, rom.er_Type, "0x%02x\n"); |
| zorro_config_attr(slotaddr, slotaddr, "0x%04x\n"); |
| zorro_config_attr(slotsize, slotsize, "0x%04x\n"); |
| |
| static ssize_t |
| show_serial(struct device *dev, struct device_attribute *attr, char *buf) |
| { |
| struct zorro_dev *z; |
| |
| z = to_zorro_dev(dev); |
| return sprintf(buf, "0x%08x\n", be32_to_cpu(z->rom.er_SerialNumber)); |
| } |
| |
| static DEVICE_ATTR(serial, S_IRUGO, show_serial, NULL); |
| |
| static ssize_t zorro_show_resource(struct device *dev, struct device_attribute *attr, char *buf) |
| { |
| struct zorro_dev *z = to_zorro_dev(dev); |
| |
| return sprintf(buf, "0x%08lx 0x%08lx 0x%08lx\n", |
| (unsigned long)zorro_resource_start(z), |
| (unsigned long)zorro_resource_end(z), |
| zorro_resource_flags(z)); |
| } |
| |
| static DEVICE_ATTR(resource, S_IRUGO, zorro_show_resource, NULL); |
| |
| static ssize_t zorro_read_config(struct file *filp, struct kobject *kobj, |
| struct bin_attribute *bin_attr, |
| char *buf, loff_t off, size_t count) |
| { |
| struct zorro_dev *z = to_zorro_dev(kobj_to_dev(kobj)); |
| struct ConfigDev cd; |
| |
| /* Construct a ConfigDev */ |
| memset(&cd, 0, sizeof(cd)); |
| cd.cd_Rom = z->rom; |
| cd.cd_SlotAddr = cpu_to_be16(z->slotaddr); |
| cd.cd_SlotSize = cpu_to_be16(z->slotsize); |
| cd.cd_BoardAddr = cpu_to_be32(zorro_resource_start(z)); |
| cd.cd_BoardSize = cpu_to_be32(zorro_resource_len(z)); |
| |
| return memory_read_from_buffer(buf, count, &off, &cd, sizeof(cd)); |
| } |
| |
| static struct bin_attribute zorro_config_attr = { |
| .attr = { |
| .name = "config", |
| .mode = S_IRUGO, |
| }, |
| .size = sizeof(struct ConfigDev), |
| .read = zorro_read_config, |
| }; |
| |
| static ssize_t modalias_show(struct device *dev, struct device_attribute *attr, |
| char *buf) |
| { |
| struct zorro_dev *z = to_zorro_dev(dev); |
| |
| return sprintf(buf, ZORRO_DEVICE_MODALIAS_FMT "\n", z->id); |
| } |
| |
| static DEVICE_ATTR(modalias, S_IRUGO, modalias_show, NULL); |
| |
| int zorro_create_sysfs_dev_files(struct zorro_dev *z) |
| { |
| struct device *dev = &z->dev; |
| int error; |
| |
| /* current configuration's attributes */ |
| if ((error = device_create_file(dev, &dev_attr_id)) || |
| (error = device_create_file(dev, &dev_attr_type)) || |
| (error = device_create_file(dev, &dev_attr_serial)) || |
| (error = device_create_file(dev, &dev_attr_slotaddr)) || |
| (error = device_create_file(dev, &dev_attr_slotsize)) || |
| (error = device_create_file(dev, &dev_attr_resource)) || |
| (error = device_create_file(dev, &dev_attr_modalias)) || |
| (error = sysfs_create_bin_file(&dev->kobj, &zorro_config_attr))) |
| return error; |
| |
| return 0; |
| } |
| |