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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 | /* * 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(container_of(kobj, struct device, 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; } |