3 #include <linux/module.h>
5 #include <linux/init.h>
6 #include <linux/sched.h>
7 #include <linux/kernel.h> /* printk() */
8 #include <linux/fs.h> /* everything... */
9 #include <linux/errno.h> /* error codes */
10 #include <linux/slab.h>
12 #include <pcmcia/cs_types.h>
13 #include <pcmcia/cs.h>
14 #include <pcmcia/cistpl.h>
15 #include <pcmcia/ds.h>
20 * PCMCIA service support for Quicknet cards
24 static int pc_debug = PCMCIA_DEBUG;
25 module_param(pc_debug, int, 0644);
26 #define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args)
28 #define DEBUG(n, args...)
31 typedef struct ixj_info_t {
37 static dev_link_t *ixj_attach(void);
38 static void ixj_detach(struct pcmcia_device *p_dev);
39 static void ixj_config(dev_link_t * link);
40 static void ixj_cs_release(dev_link_t * link);
41 static int ixj_event(event_t event, int priority, event_callback_args_t * args);
42 static dev_info_t dev_info = "ixj_cs";
44 static dev_link_t *ixj_attach(void)
46 client_reg_t client_reg;
49 DEBUG(0, "ixj_attach()\n");
50 /* Create new ixj device */
51 link = kmalloc(sizeof(struct dev_link_t), GFP_KERNEL);
54 memset(link, 0, sizeof(struct dev_link_t));
55 link->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
56 link->io.Attributes2 = IO_DATA_PATH_WIDTH_8;
57 link->io.IOAddrLines = 3;
59 link->conf.IntType = INT_MEMORY_AND_IO;
60 link->priv = kmalloc(sizeof(struct ixj_info_t), GFP_KERNEL);
65 memset(link->priv, 0, sizeof(struct ixj_info_t));
66 /* Register with Card Services */
68 client_reg.dev_info = &dev_info;
69 client_reg.Version = 0x0210;
70 client_reg.event_callback_args.client_data = link;
71 ret = pcmcia_register_client(&link->handle, &client_reg);
72 if (ret != CS_SUCCESS) {
73 cs_error(link->handle, RegisterClient, ret);
74 ixj_detach(link->handle);
80 static void ixj_detach(struct pcmcia_device *p_dev)
82 dev_link_t *link = dev_to_instance(p_dev);
84 DEBUG(0, "ixj_detach(0x%p)\n", link);
86 link->state &= ~DEV_RELEASE_PENDING;
87 if (link->state & DEV_CONFIG)
94 #define CS_CHECK(fn, ret) \
95 do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
97 static void ixj_get_serial(dev_link_t * link, IXJ * j)
99 client_handle_t handle;
103 int last_ret, last_fn, i, place;
104 handle = link->handle;
105 DEBUG(0, "ixj_get_serial(0x%p)\n", link);
106 tuple.TupleData = (cisdata_t *) buf;
107 tuple.TupleOffset = 0;
108 tuple.TupleDataMax = 80;
109 tuple.Attributes = 0;
110 tuple.DesiredTuple = CISTPL_VERS_1;
111 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
112 CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple));
114 printk("PCMCIA Version %d.%d\n", str[0], str[1]);
117 str = str + strlen(str) + 1;
119 str = str + strlen(str) + 1;
121 for (i = strlen(str) - 1; i >= 0; i--) {
133 j->serial += (str[i] - 48) * place;
141 j->serial += (str[i] - 55) * place;
149 j->serial += (str[i] - 87) * place;
152 place = place * 0x10;
154 str = str + strlen(str) + 1;
155 printk(" version %s\n", str);
160 static void ixj_config(dev_link_t * link)
163 client_handle_t handle;
169 cistpl_cftable_entry_t *cfg = &parse.cftable_entry;
170 cistpl_cftable_entry_t dflt =
174 int last_ret, last_fn;
175 handle = link->handle;
177 DEBUG(0, "ixj_config(0x%p)\n", link);
178 tuple.TupleData = (cisdata_t *) buf;
179 tuple.TupleOffset = 0;
180 tuple.TupleDataMax = 255;
181 tuple.Attributes = 0;
182 tuple.DesiredTuple = CISTPL_CONFIG;
183 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
184 CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple));
185 CS_CHECK(ParseTuple, pcmcia_parse_tuple(handle, &tuple, &parse));
186 link->conf.ConfigBase = parse.config.base;
187 link->conf.Present = parse.config.rmask[0];
188 link->state |= DEV_CONFIG;
189 CS_CHECK(GetConfigurationInfo, pcmcia_get_configuration_info(handle, &conf));
190 tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
191 tuple.Attributes = 0;
192 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
194 if (pcmcia_get_tuple_data(handle, &tuple) != 0 ||
195 pcmcia_parse_tuple(handle, &tuple, &parse) != 0)
197 if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) {
198 cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt.io;
199 link->conf.ConfigIndex = cfg->index;
200 link->io.BasePort1 = io->win[0].base;
201 link->io.NumPorts1 = io->win[0].len;
203 link->io.BasePort2 = io->win[1].base;
204 link->io.NumPorts2 = io->win[1].len;
206 if (pcmcia_request_io(link->handle, &link->io) != 0)
208 /* If we've got this far, we're done */
212 if (cfg->flags & CISTPL_CFTABLE_DEFAULT)
214 CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(handle, &tuple));
217 CS_CHECK(RequestConfiguration, pcmcia_request_configuration(handle, &link->conf));
220 * Register the card with the core.
222 j=ixj_pcmcia_probe(link->io.BasePort1,link->io.BasePort1 + 0x10);
225 info->node.major = PHONE_MAJOR;
226 link->dev = &info->node;
227 ixj_get_serial(link, j);
228 link->state &= ~DEV_CONFIG_PENDING;
231 cs_error(link->handle, last_fn, last_ret);
232 ixj_cs_release(link);
235 static void ixj_cs_release(dev_link_t *link)
237 ixj_info_t *info = link->priv;
238 DEBUG(0, "ixj_cs_release(0x%p)\n", link);
241 pcmcia_release_configuration(link->handle);
242 pcmcia_release_io(link->handle, &link->io);
243 link->state &= ~DEV_CONFIG;
246 static int ixj_suspend(struct pcmcia_device *dev)
248 dev_link_t *link = dev_to_instance(dev);
250 link->state |= DEV_SUSPEND;
251 if (link->state & DEV_CONFIG)
252 pcmcia_release_configuration(link->handle);
257 static int ixj_resume(struct pcmcia_device *dev)
259 dev_link_t *link = dev_to_instance(dev);
261 link->state &= ~DEV_SUSPEND;
263 pcmcia_request_configuration(link->handle, &link->conf);
268 static int ixj_event(event_t event, int priority, event_callback_args_t * args)
270 dev_link_t *link = args->client_data;
271 DEBUG(1, "ixj_event(0x%06x)\n", event);
273 case CS_EVENT_CARD_INSERTION:
274 link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
281 static struct pcmcia_device_id ixj_ids[] = {
282 PCMCIA_DEVICE_MANF_CARD(0x0257, 0x0600),
285 MODULE_DEVICE_TABLE(pcmcia, ixj_ids);
287 static struct pcmcia_driver ixj_driver = {
288 .owner = THIS_MODULE,
292 .attach = ixj_attach,
294 .remove = ixj_detach,
296 .suspend = ixj_suspend,
297 .resume = ixj_resume,
300 static int __init ixj_pcmcia_init(void)
302 return pcmcia_register_driver(&ixj_driver);
305 static void ixj_pcmcia_exit(void)
307 pcmcia_unregister_driver(&ixj_driver);
310 module_init(ixj_pcmcia_init);
311 module_exit(ixj_pcmcia_exit);
313 MODULE_LICENSE("GPL");