/* * 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 "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(serial, rom.er_SerialNumber, "0x%08x\n"); zorro_config_attr(slotaddr, slotaddr, "0x%04x\n"); zorro_config_attr(slotsize, slotsize, "0x%04x\n"); 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 kobject *kobj, struct bin_attribute *bin_attr, char *buf, loff_t off, size_t count) { struct zorro_dev *z = to_zorro_dev(container_of(kobj, struct device, kobj)); struct ConfigDev cd; unsigned int size = sizeof(cd); if (off > size) return 0; if (off+count > size) count = size-off; /* Construct a ConfigDev */ memset(&cd, 0, sizeof(cd)); cd.cd_Rom = z->rom; cd.cd_SlotAddr = z->slotaddr; cd.cd_SlotSize = z->slotsize; cd.cd_BoardAddr = (void *)zorro_resource_start(z); cd.cd_BoardSize = zorro_resource_len(z); memcpy(buf, (void *)&cd+off, count); return count; } static struct bin_attribute zorro_config_attr = { .attr = { .name = "config", .mode = S_IRUGO, }, .size = sizeof(struct ConfigDev), .read = zorro_read_config, }; void zorro_create_sysfs_dev_files(struct zorro_dev *z) { struct device *dev = &z->dev; /* current configuration's attributes */ device_create_file(dev, &dev_attr_id); device_create_file(dev, &dev_attr_type); device_create_file(dev, &dev_attr_serial); device_create_file(dev, &dev_attr_slotaddr); device_create_file(dev, &dev_attr_slotsize); device_create_file(dev, &dev_attr_resource); sysfs_create_bin_file(&dev->kobj, &zorro_config_attr); }