projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | /* |
| 2 | * File Attributes for Zorro Devices | |
| 3 | * | |
| 4 | * Copyright (C) 2003 Geert Uytterhoeven | |
| 5 | * | |
| 6 | * Loosely based on drivers/pci/pci-sysfs.c | |
| 7 | * | |
| 8 | * This file is subject to the terms and conditions of the GNU General Public | |
| 9 | * License. See the file COPYING in the main directory of this archive | |
| 10 | * for more details. | |
| 11 | */ | |
| 12 | ||
| 13 | ||
| 14 | #include <linux/kernel.h> | |
| 15 | #include <linux/zorro.h> | |
| 16 | #include <linux/stat.h> | |
| 4e57b681 | 17 | #include <linux/string.h> |
| 1da177e4 LT |
18 | |
| 19 | #include "zorro.h" | |
| 20 | ||
| 21 | ||
| 22 | /* show configuration fields */ | |
| 23 | #define zorro_config_attr(name, field, format_string) \ | |
| 24 | static ssize_t \ | |
| 060b8845 | 25 | show_##name(struct device *dev, struct device_attribute *attr, char *buf) \ |
| 1da177e4 LT |
26 | { \ |
| 27 | struct zorro_dev *z; \ | |
| 28 | \ | |
| 29 | z = to_zorro_dev(dev); \ | |
| 30 | return sprintf(buf, format_string, z->field); \ | |
| 31 | } \ | |
| 32 | static DEVICE_ATTR(name, S_IRUGO, show_##name, NULL); | |
| 33 | ||
| 34 | zorro_config_attr(id, id, "0x%08x\n"); | |
| 35 | zorro_config_attr(type, rom.er_Type, "0x%02x\n"); | |
| 36 | zorro_config_attr(serial, rom.er_SerialNumber, "0x%08x\n"); | |
| 37 | zorro_config_attr(slotaddr, slotaddr, "0x%04x\n"); | |
| 38 | zorro_config_attr(slotsize, slotsize, "0x%04x\n"); | |
| 39 | ||
| 060b8845 | 40 | static ssize_t zorro_show_resource(struct device *dev, struct device_attribute *attr, char *buf) |
| 1da177e4 LT |
41 | { |
| 42 | struct zorro_dev *z = to_zorro_dev(dev); | |
| 43 | ||
| 44 | return sprintf(buf, "0x%08lx 0x%08lx 0x%08lx\n", | |
| 31817576 GU |
45 | (unsigned long)zorro_resource_start(z), |
| 46 | (unsigned long)zorro_resource_end(z), | |
| 1da177e4 LT |
47 | zorro_resource_flags(z)); |
| 48 | } | |
| 49 | ||
| 50 | static DEVICE_ATTR(resource, S_IRUGO, zorro_show_resource, NULL); | |
| 51 | ||
| 91a69029 ZR |
52 | static ssize_t zorro_read_config(struct kobject *kobj, |
| 53 | struct bin_attribute *bin_attr, | |
| 54 | char *buf, loff_t off, size_t count) | |
| 1da177e4 LT |
55 | { |
| 56 | struct zorro_dev *z = to_zorro_dev(container_of(kobj, struct device, | |
| 57 | kobj)); | |
| 58 | struct ConfigDev cd; | |
| 59 | unsigned int size = sizeof(cd); | |
| 60 | ||
| 61 | if (off > size) | |
| 62 | return 0; | |
| 63 | if (off+count > size) | |
| 64 | count = size-off; | |
| 65 | ||
| 66 | /* Construct a ConfigDev */ | |
| 67 | memset(&cd, 0, sizeof(cd)); | |
| 68 | cd.cd_Rom = z->rom; | |
| 69 | cd.cd_SlotAddr = z->slotaddr; | |
| 70 | cd.cd_SlotSize = z->slotsize; | |
| 71 | cd.cd_BoardAddr = (void *)zorro_resource_start(z); | |
| 72 | cd.cd_BoardSize = zorro_resource_len(z); | |
| 73 | ||
| 74 | memcpy(buf, (void *)&cd+off, count); | |
| 75 | return count; | |
| 76 | } | |
| 77 | ||
| 78 | static struct bin_attribute zorro_config_attr = { | |
| 79 | .attr = { | |
| 80 | .name = "config", | |
| 81 | .mode = S_IRUGO | S_IWUSR, | |
| 1da177e4 LT |
82 | }, |
| 83 | .size = sizeof(struct ConfigDev), | |
| 84 | .read = zorro_read_config, | |
| 85 | }; | |
| 86 | ||
| 87 | void zorro_create_sysfs_dev_files(struct zorro_dev *z) | |
| 88 | { | |
| 89 | struct device *dev = &z->dev; | |
| 90 | ||
| 91 | /* current configuration's attributes */ | |
| 92 | device_create_file(dev, &dev_attr_id); | |
| 93 | device_create_file(dev, &dev_attr_type); | |
| 94 | device_create_file(dev, &dev_attr_serial); | |
| 95 | device_create_file(dev, &dev_attr_slotaddr); | |
| 96 | device_create_file(dev, &dev_attr_slotsize); | |
| 97 | device_create_file(dev, &dev_attr_resource); | |
| 98 | sysfs_create_bin_file(&dev->kobj, &zorro_config_attr); | |
| 99 | } | |
| 100 |