Commit | Line | Data |
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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> |
fa7f2893 | 18 | #include <linux/fs.h> |
1da177e4 LT |
19 | |
20 | #include "zorro.h" | |
21 | ||
22 | ||
23 | /* show configuration fields */ | |
24 | #define zorro_config_attr(name, field, format_string) \ | |
25 | static ssize_t \ | |
060b8845 | 26 | show_##name(struct device *dev, struct device_attribute *attr, char *buf) \ |
1da177e4 LT |
27 | { \ |
28 | struct zorro_dev *z; \ | |
29 | \ | |
30 | z = to_zorro_dev(dev); \ | |
31 | return sprintf(buf, format_string, z->field); \ | |
32 | } \ | |
33 | static DEVICE_ATTR(name, S_IRUGO, show_##name, NULL); | |
34 | ||
35 | zorro_config_attr(id, id, "0x%08x\n"); | |
36 | zorro_config_attr(type, rom.er_Type, "0x%02x\n"); | |
37 | zorro_config_attr(serial, rom.er_SerialNumber, "0x%08x\n"); | |
38 | zorro_config_attr(slotaddr, slotaddr, "0x%04x\n"); | |
39 | zorro_config_attr(slotsize, slotsize, "0x%04x\n"); | |
40 | ||
060b8845 | 41 | static ssize_t zorro_show_resource(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
42 | { |
43 | struct zorro_dev *z = to_zorro_dev(dev); | |
44 | ||
45 | return sprintf(buf, "0x%08lx 0x%08lx 0x%08lx\n", | |
31817576 GU |
46 | (unsigned long)zorro_resource_start(z), |
47 | (unsigned long)zorro_resource_end(z), | |
1da177e4 LT |
48 | zorro_resource_flags(z)); |
49 | } | |
50 | ||
51 | static DEVICE_ATTR(resource, S_IRUGO, zorro_show_resource, NULL); | |
52 | ||
91a69029 ZR |
53 | static ssize_t zorro_read_config(struct kobject *kobj, |
54 | struct bin_attribute *bin_attr, | |
55 | char *buf, loff_t off, size_t count) | |
1da177e4 LT |
56 | { |
57 | struct zorro_dev *z = to_zorro_dev(container_of(kobj, struct device, | |
58 | kobj)); | |
59 | struct ConfigDev cd; | |
1da177e4 LT |
60 | |
61 | /* Construct a ConfigDev */ | |
62 | memset(&cd, 0, sizeof(cd)); | |
63 | cd.cd_Rom = z->rom; | |
64 | cd.cd_SlotAddr = z->slotaddr; | |
65 | cd.cd_SlotSize = z->slotsize; | |
66 | cd.cd_BoardAddr = (void *)zorro_resource_start(z); | |
67 | cd.cd_BoardSize = zorro_resource_len(z); | |
68 | ||
fa7f2893 | 69 | return memory_read_from_buffer(buf, count, &off, &cd, sizeof(cd)); |
1da177e4 LT |
70 | } |
71 | ||
72 | static struct bin_attribute zorro_config_attr = { | |
73 | .attr = { | |
74 | .name = "config", | |
a0108668 | 75 | .mode = S_IRUGO, |
1da177e4 LT |
76 | }, |
77 | .size = sizeof(struct ConfigDev), | |
78 | .read = zorro_read_config, | |
79 | }; | |
80 | ||
81 | void zorro_create_sysfs_dev_files(struct zorro_dev *z) | |
82 | { | |
83 | struct device *dev = &z->dev; | |
84 | ||
85 | /* current configuration's attributes */ | |
86 | device_create_file(dev, &dev_attr_id); | |
87 | device_create_file(dev, &dev_attr_type); | |
88 | device_create_file(dev, &dev_attr_serial); | |
89 | device_create_file(dev, &dev_attr_slotaddr); | |
90 | device_create_file(dev, &dev_attr_slotsize); | |
91 | device_create_file(dev, &dev_attr_resource); | |
92 | sysfs_create_bin_file(&dev->kobj, &zorro_config_attr); | |
93 | } | |
94 |