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
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
|
#include "ixj-ver.h"
#include <linux/module.h>
#include <linux/init.h>
#include <linux/kernel.h> /* printk() */
#include <linux/fs.h> /* everything... */
#include <linux/errno.h> /* error codes */
#include <linux/slab.h>
#include <pcmcia/cs_types.h>
#include <pcmcia/cs.h>
#include <pcmcia/cistpl.h>
#include <pcmcia/ds.h>
#include "ixj.h"
/*
* PCMCIA service support for Quicknet cards
*/
#ifdef PCMCIA_DEBUG
static int pc_debug = PCMCIA_DEBUG;
module_param(pc_debug, int, 0644);
#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args)
#else
#define DEBUG(n, args...)
#endif
typedef struct ixj_info_t {
int ndev;
dev_node_t node;
struct ixj *port;
} ixj_info_t;
static void ixj_detach(struct pcmcia_device *p_dev);
static int ixj_config(struct pcmcia_device * link);
static void ixj_cs_release(struct pcmcia_device * link);
static int ixj_probe(struct pcmcia_device *p_dev)
{
DEBUG(0, "ixj_attach()\n");
/* Create new ixj device */
p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
p_dev->io.Attributes2 = IO_DATA_PATH_WIDTH_8;
p_dev->io.IOAddrLines = 3;
p_dev->conf.IntType = INT_MEMORY_AND_IO;
p_dev->priv = kzalloc(sizeof(struct ixj_info_t), GFP_KERNEL);
if (!p_dev->priv) {
return -ENOMEM;
}
return ixj_config(p_dev);
}
static void ixj_detach(struct pcmcia_device *link)
{
DEBUG(0, "ixj_detach(0x%p)\n", link);
ixj_cs_release(link);
kfree(link->priv);
}
#define CS_CHECK(fn, ret) \
do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
static void ixj_get_serial(struct pcmcia_device * link, IXJ * j)
{
char *str;
int i, place;
DEBUG(0, "ixj_get_serial(0x%p)\n", link);
str = link->prod_id[0];
if (!str)
goto cs_failed;
printk("%s", str);
str = link->prod_id[1];
if (!str)
goto cs_failed;
printk(" %s", str);
str = link->prod_id[2];
if (!str)
goto cs_failed;
place = 1;
for (i = strlen(str) - 1; i >= 0; i--) {
switch (str[i]) {
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
case '9':
j->serial += (str[i] - 48) * place;
break;
case 'A':
case 'B':
case 'C':
case 'D':
case 'E':
case 'F':
j->serial += (str[i] - 55) * place;
break;
case 'a':
case 'b':
case 'c':
case 'd':
case 'e':
case 'f':
j->serial += (str[i] - 87) * place;
break;
}
place = place * 0x10;
}
str = link->prod_id[3];
if (!str)
goto cs_failed;
printk(" version %s\n", str);
cs_failed:
return;
}
static int ixj_config_check(struct pcmcia_device *p_dev,
cistpl_cftable_entry_t *cfg,
void *priv_data)
{
cistpl_cftable_entry_t *dflt = priv_data;
if ((cfg->io.nwin > 0) || (dflt->io.nwin > 0)) {
cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt->io;
p_dev->conf.ConfigIndex = cfg->index;
p_dev->io.BasePort1 = io->win[0].base;
p_dev->io.NumPorts1 = io->win[0].len;
if (io->nwin == 2) {
p_dev->io.BasePort2 = io->win[1].base;
p_dev->io.NumPorts2 = io->win[1].len;
}
if (pcmcia_request_io(p_dev, &p_dev->io)) {
if (cfg->flags & CISTPL_CFTABLE_DEFAULT)
*dflt = *cfg;
} else
return 0;
}
return -ENODEV;
}
static int ixj_config(struct pcmcia_device * link)
{
IXJ *j;
ixj_info_t *info;
cistpl_cftable_entry_t dflt = { 0 };
info = link->priv;
DEBUG(0, "ixj_config(0x%p)\n", link);
if (pcmcia_loop_config(link, ixj_config_check, &dflt))
goto cs_failed;
if (pcmcia_request_configuration(link, &link->conf))
goto cs_failed;
/*
* Register the card with the core.
*/
j = ixj_pcmcia_probe(link->io.BasePort1, link->io.BasePort1 + 0x10);
info->ndev = 1;
info->node.major = PHONE_MAJOR;
link->dev_node = &info->node;
ixj_get_serial(link, j);
return 0;
cs_failed:
ixj_cs_release(link);
return -ENODEV;
}
static void ixj_cs_release(struct pcmcia_device *link)
{
ixj_info_t *info = link->priv;
DEBUG(0, "ixj_cs_release(0x%p)\n", link);
info->ndev = 0;
pcmcia_disable_device(link);
}
static struct pcmcia_device_id ixj_ids[] = {
PCMCIA_DEVICE_MANF_CARD(0x0257, 0x0600),
PCMCIA_DEVICE_NULL
};
MODULE_DEVICE_TABLE(pcmcia, ixj_ids);
static struct pcmcia_driver ixj_driver = {
.owner = THIS_MODULE,
.drv = {
.name = "ixj_cs",
},
.probe = ixj_probe,
.remove = ixj_detach,
.id_table = ixj_ids,
};
static int __init ixj_pcmcia_init(void)
{
return pcmcia_register_driver(&ixj_driver);
}
static void ixj_pcmcia_exit(void)
{
pcmcia_unregister_driver(&ixj_driver);
}
module_init(ixj_pcmcia_init);
module_exit(ixj_pcmcia_exit);
MODULE_LICENSE("GPL");
|
