1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun * File Attributes for Zorro Devices
3*4882a593Smuzhiyun *
4*4882a593Smuzhiyun * Copyright (C) 2003 Geert Uytterhoeven
5*4882a593Smuzhiyun *
6*4882a593Smuzhiyun * Loosely based on drivers/pci/pci-sysfs.c
7*4882a593Smuzhiyun *
8*4882a593Smuzhiyun * This file is subject to the terms and conditions of the GNU General Public
9*4882a593Smuzhiyun * License. See the file COPYING in the main directory of this archive
10*4882a593Smuzhiyun * for more details.
11*4882a593Smuzhiyun */
12*4882a593Smuzhiyun
13*4882a593Smuzhiyun
14*4882a593Smuzhiyun #include <linux/kernel.h>
15*4882a593Smuzhiyun #include <linux/zorro.h>
16*4882a593Smuzhiyun #include <linux/stat.h>
17*4882a593Smuzhiyun #include <linux/string.h>
18*4882a593Smuzhiyun
19*4882a593Smuzhiyun #include <asm/byteorder.h>
20*4882a593Smuzhiyun
21*4882a593Smuzhiyun #include "zorro.h"
22*4882a593Smuzhiyun
23*4882a593Smuzhiyun
24*4882a593Smuzhiyun /* show configuration fields */
25*4882a593Smuzhiyun #define zorro_config_attr(name, field, format_string) \
26*4882a593Smuzhiyun static ssize_t name##_show(struct device *dev, \
27*4882a593Smuzhiyun struct device_attribute *attr, char *buf) \
28*4882a593Smuzhiyun { \
29*4882a593Smuzhiyun struct zorro_dev *z; \
30*4882a593Smuzhiyun \
31*4882a593Smuzhiyun z = to_zorro_dev(dev); \
32*4882a593Smuzhiyun return sprintf(buf, format_string, z->field); \
33*4882a593Smuzhiyun } \
34*4882a593Smuzhiyun static DEVICE_ATTR_RO(name);
35*4882a593Smuzhiyun
36*4882a593Smuzhiyun zorro_config_attr(id, id, "0x%08x\n");
37*4882a593Smuzhiyun zorro_config_attr(type, rom.er_Type, "0x%02x\n");
38*4882a593Smuzhiyun zorro_config_attr(slotaddr, slotaddr, "0x%04x\n");
39*4882a593Smuzhiyun zorro_config_attr(slotsize, slotsize, "0x%04x\n");
40*4882a593Smuzhiyun
serial_show(struct device * dev,struct device_attribute * attr,char * buf)41*4882a593Smuzhiyun static ssize_t serial_show(struct device *dev, struct device_attribute *attr,
42*4882a593Smuzhiyun char *buf)
43*4882a593Smuzhiyun {
44*4882a593Smuzhiyun struct zorro_dev *z;
45*4882a593Smuzhiyun
46*4882a593Smuzhiyun z = to_zorro_dev(dev);
47*4882a593Smuzhiyun return sprintf(buf, "0x%08x\n", be32_to_cpu(z->rom.er_SerialNumber));
48*4882a593Smuzhiyun }
49*4882a593Smuzhiyun static DEVICE_ATTR_RO(serial);
50*4882a593Smuzhiyun
resource_show(struct device * dev,struct device_attribute * attr,char * buf)51*4882a593Smuzhiyun static ssize_t resource_show(struct device *dev, struct device_attribute *attr,
52*4882a593Smuzhiyun char *buf)
53*4882a593Smuzhiyun {
54*4882a593Smuzhiyun struct zorro_dev *z = to_zorro_dev(dev);
55*4882a593Smuzhiyun
56*4882a593Smuzhiyun return sprintf(buf, "0x%08lx 0x%08lx 0x%08lx\n",
57*4882a593Smuzhiyun (unsigned long)zorro_resource_start(z),
58*4882a593Smuzhiyun (unsigned long)zorro_resource_end(z),
59*4882a593Smuzhiyun zorro_resource_flags(z));
60*4882a593Smuzhiyun }
61*4882a593Smuzhiyun static DEVICE_ATTR_RO(resource);
62*4882a593Smuzhiyun
modalias_show(struct device * dev,struct device_attribute * attr,char * buf)63*4882a593Smuzhiyun static ssize_t modalias_show(struct device *dev, struct device_attribute *attr,
64*4882a593Smuzhiyun char *buf)
65*4882a593Smuzhiyun {
66*4882a593Smuzhiyun struct zorro_dev *z = to_zorro_dev(dev);
67*4882a593Smuzhiyun
68*4882a593Smuzhiyun return sprintf(buf, ZORRO_DEVICE_MODALIAS_FMT "\n", z->id);
69*4882a593Smuzhiyun }
70*4882a593Smuzhiyun static DEVICE_ATTR_RO(modalias);
71*4882a593Smuzhiyun
72*4882a593Smuzhiyun static struct attribute *zorro_device_attrs[] = {
73*4882a593Smuzhiyun &dev_attr_id.attr,
74*4882a593Smuzhiyun &dev_attr_type.attr,
75*4882a593Smuzhiyun &dev_attr_serial.attr,
76*4882a593Smuzhiyun &dev_attr_slotaddr.attr,
77*4882a593Smuzhiyun &dev_attr_slotsize.attr,
78*4882a593Smuzhiyun &dev_attr_resource.attr,
79*4882a593Smuzhiyun &dev_attr_modalias.attr,
80*4882a593Smuzhiyun NULL
81*4882a593Smuzhiyun };
82*4882a593Smuzhiyun
zorro_read_config(struct file * filp,struct kobject * kobj,struct bin_attribute * bin_attr,char * buf,loff_t off,size_t count)83*4882a593Smuzhiyun static ssize_t zorro_read_config(struct file *filp, struct kobject *kobj,
84*4882a593Smuzhiyun struct bin_attribute *bin_attr,
85*4882a593Smuzhiyun char *buf, loff_t off, size_t count)
86*4882a593Smuzhiyun {
87*4882a593Smuzhiyun struct zorro_dev *z = to_zorro_dev(kobj_to_dev(kobj));
88*4882a593Smuzhiyun struct ConfigDev cd;
89*4882a593Smuzhiyun
90*4882a593Smuzhiyun /* Construct a ConfigDev */
91*4882a593Smuzhiyun memset(&cd, 0, sizeof(cd));
92*4882a593Smuzhiyun cd.cd_Rom = z->rom;
93*4882a593Smuzhiyun cd.cd_SlotAddr = cpu_to_be16(z->slotaddr);
94*4882a593Smuzhiyun cd.cd_SlotSize = cpu_to_be16(z->slotsize);
95*4882a593Smuzhiyun cd.cd_BoardAddr = cpu_to_be32(zorro_resource_start(z));
96*4882a593Smuzhiyun cd.cd_BoardSize = cpu_to_be32(zorro_resource_len(z));
97*4882a593Smuzhiyun
98*4882a593Smuzhiyun return memory_read_from_buffer(buf, count, &off, &cd, sizeof(cd));
99*4882a593Smuzhiyun }
100*4882a593Smuzhiyun
101*4882a593Smuzhiyun static struct bin_attribute zorro_config_attr = {
102*4882a593Smuzhiyun .attr = {
103*4882a593Smuzhiyun .name = "config",
104*4882a593Smuzhiyun .mode = S_IRUGO,
105*4882a593Smuzhiyun },
106*4882a593Smuzhiyun .size = sizeof(struct ConfigDev),
107*4882a593Smuzhiyun .read = zorro_read_config,
108*4882a593Smuzhiyun };
109*4882a593Smuzhiyun
110*4882a593Smuzhiyun static struct bin_attribute *zorro_device_bin_attrs[] = {
111*4882a593Smuzhiyun &zorro_config_attr,
112*4882a593Smuzhiyun NULL
113*4882a593Smuzhiyun };
114*4882a593Smuzhiyun
115*4882a593Smuzhiyun static const struct attribute_group zorro_device_attr_group = {
116*4882a593Smuzhiyun .attrs = zorro_device_attrs,
117*4882a593Smuzhiyun .bin_attrs = zorro_device_bin_attrs,
118*4882a593Smuzhiyun };
119*4882a593Smuzhiyun
120*4882a593Smuzhiyun const struct attribute_group *zorro_device_attribute_groups[] = {
121*4882a593Smuzhiyun &zorro_device_attr_group,
122*4882a593Smuzhiyun NULL
123*4882a593Smuzhiyun };
124