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1da177e4 LT |
1 | #include "ixj-ver.h" |
2 | ||
3 | #include <linux/module.h> | |
4 | ||
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> | |
11 | ||
1da177e4 LT |
12 | #include <pcmcia/cs_types.h> |
13 | #include <pcmcia/cs.h> | |
14 | #include <pcmcia/cistpl.h> | |
15 | #include <pcmcia/ds.h> | |
16 | ||
17 | #include "ixj.h" | |
18 | ||
19 | /* | |
20 | * PCMCIA service support for Quicknet cards | |
21 | */ | |
22 | ||
23 | #ifdef PCMCIA_DEBUG | |
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) | |
27 | #else | |
28 | #define DEBUG(n, args...) | |
29 | #endif | |
30 | ||
31 | typedef struct ixj_info_t { | |
32 | int ndev; | |
33 | dev_node_t node; | |
34 | struct ixj *port; | |
35 | } ixj_info_t; | |
36 | ||
cc3b4866 | 37 | static void ixj_detach(struct pcmcia_device *p_dev); |
1da177e4 LT |
38 | static void ixj_config(dev_link_t * link); |
39 | static void ixj_cs_release(dev_link_t * link); | |
1da177e4 | 40 | |
f8cfa618 | 41 | static int ixj_attach(struct pcmcia_device *p_dev) |
1da177e4 | 42 | { |
1da177e4 LT |
43 | DEBUG(0, "ixj_attach()\n"); |
44 | /* Create new ixj device */ | |
fd238232 DB |
45 | p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_8; |
46 | p_dev->io.Attributes2 = IO_DATA_PATH_WIDTH_8; | |
47 | p_dev->io.IOAddrLines = 3; | |
48 | p_dev->conf.IntType = INT_MEMORY_AND_IO; | |
49 | p_dev->priv = kmalloc(sizeof(struct ixj_info_t), GFP_KERNEL); | |
50 | if (!p_dev->priv) { | |
f8cfa618 | 51 | return -ENOMEM; |
1da177e4 | 52 | } |
fd238232 | 53 | memset(p_dev->priv, 0, sizeof(struct ixj_info_t)); |
f8cfa618 | 54 | |
fd238232 DB |
55 | p_dev->state |= DEV_PRESENT | DEV_CONFIG_PENDING; |
56 | ixj_config(p_dev); | |
f8cfa618 DB |
57 | |
58 | return 0; | |
1da177e4 LT |
59 | } |
60 | ||
cc3b4866 | 61 | static void ixj_detach(struct pcmcia_device *p_dev) |
1da177e4 | 62 | { |
cc3b4866 | 63 | dev_link_t *link = dev_to_instance(p_dev); |
cc3b4866 | 64 | |
1da177e4 | 65 | DEBUG(0, "ixj_detach(0x%p)\n", link); |
b4635811 | 66 | |
1da177e4 LT |
67 | link->state &= ~DEV_RELEASE_PENDING; |
68 | if (link->state & DEV_CONFIG) | |
69 | ixj_cs_release(link); | |
cc3b4866 | 70 | |
1da177e4 | 71 | kfree(link->priv); |
1da177e4 LT |
72 | } |
73 | ||
74 | #define CS_CHECK(fn, ret) \ | |
75 | do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) | |
76 | ||
77 | static void ixj_get_serial(dev_link_t * link, IXJ * j) | |
78 | { | |
79 | client_handle_t handle; | |
80 | tuple_t tuple; | |
81 | u_short buf[128]; | |
82 | char *str; | |
83 | int last_ret, last_fn, i, place; | |
84 | handle = link->handle; | |
85 | DEBUG(0, "ixj_get_serial(0x%p)\n", link); | |
86 | tuple.TupleData = (cisdata_t *) buf; | |
87 | tuple.TupleOffset = 0; | |
88 | tuple.TupleDataMax = 80; | |
89 | tuple.Attributes = 0; | |
90 | tuple.DesiredTuple = CISTPL_VERS_1; | |
91 | CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple)); | |
92 | CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple)); | |
93 | str = (char *) buf; | |
94 | printk("PCMCIA Version %d.%d\n", str[0], str[1]); | |
95 | str += 2; | |
96 | printk("%s", str); | |
97 | str = str + strlen(str) + 1; | |
98 | printk(" %s", str); | |
99 | str = str + strlen(str) + 1; | |
100 | place = 1; | |
101 | for (i = strlen(str) - 1; i >= 0; i--) { | |
102 | switch (str[i]) { | |
103 | case '0': | |
104 | case '1': | |
105 | case '2': | |
106 | case '3': | |
107 | case '4': | |
108 | case '5': | |
109 | case '6': | |
110 | case '7': | |
111 | case '8': | |
112 | case '9': | |
113 | j->serial += (str[i] - 48) * place; | |
114 | break; | |
115 | case 'A': | |
116 | case 'B': | |
117 | case 'C': | |
118 | case 'D': | |
119 | case 'E': | |
120 | case 'F': | |
121 | j->serial += (str[i] - 55) * place; | |
122 | break; | |
123 | case 'a': | |
124 | case 'b': | |
125 | case 'c': | |
126 | case 'd': | |
127 | case 'e': | |
128 | case 'f': | |
129 | j->serial += (str[i] - 87) * place; | |
130 | break; | |
131 | } | |
132 | place = place * 0x10; | |
133 | } | |
134 | str = str + strlen(str) + 1; | |
135 | printk(" version %s\n", str); | |
136 | cs_failed: | |
137 | return; | |
138 | } | |
139 | ||
140 | static void ixj_config(dev_link_t * link) | |
141 | { | |
142 | IXJ *j; | |
143 | client_handle_t handle; | |
144 | ixj_info_t *info; | |
145 | tuple_t tuple; | |
146 | u_short buf[128]; | |
147 | cisparse_t parse; | |
1da177e4 LT |
148 | cistpl_cftable_entry_t *cfg = &parse.cftable_entry; |
149 | cistpl_cftable_entry_t dflt = | |
150 | { | |
151 | 0 | |
152 | }; | |
153 | int last_ret, last_fn; | |
154 | handle = link->handle; | |
155 | info = link->priv; | |
156 | DEBUG(0, "ixj_config(0x%p)\n", link); | |
157 | tuple.TupleData = (cisdata_t *) buf; | |
158 | tuple.TupleOffset = 0; | |
159 | tuple.TupleDataMax = 255; | |
160 | tuple.Attributes = 0; | |
161 | tuple.DesiredTuple = CISTPL_CONFIG; | |
162 | CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple)); | |
163 | CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple)); | |
164 | CS_CHECK(ParseTuple, pcmcia_parse_tuple(handle, &tuple, &parse)); | |
165 | link->conf.ConfigBase = parse.config.base; | |
166 | link->conf.Present = parse.config.rmask[0]; | |
167 | link->state |= DEV_CONFIG; | |
1da177e4 LT |
168 | tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; |
169 | tuple.Attributes = 0; | |
170 | CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple)); | |
171 | while (1) { | |
172 | if (pcmcia_get_tuple_data(handle, &tuple) != 0 || | |
173 | pcmcia_parse_tuple(handle, &tuple, &parse) != 0) | |
174 | goto next_entry; | |
175 | if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) { | |
176 | cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt.io; | |
177 | link->conf.ConfigIndex = cfg->index; | |
178 | link->io.BasePort1 = io->win[0].base; | |
179 | link->io.NumPorts1 = io->win[0].len; | |
180 | if (io->nwin == 2) { | |
181 | link->io.BasePort2 = io->win[1].base; | |
182 | link->io.NumPorts2 = io->win[1].len; | |
183 | } | |
184 | if (pcmcia_request_io(link->handle, &link->io) != 0) | |
185 | goto next_entry; | |
186 | /* If we've got this far, we're done */ | |
187 | break; | |
188 | } | |
189 | next_entry: | |
190 | if (cfg->flags & CISTPL_CFTABLE_DEFAULT) | |
191 | dflt = *cfg; | |
192 | CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(handle, &tuple)); | |
193 | } | |
194 | ||
195 | CS_CHECK(RequestConfiguration, pcmcia_request_configuration(handle, &link->conf)); | |
196 | ||
197 | /* | |
198 | * Register the card with the core. | |
199 | */ | |
200 | j=ixj_pcmcia_probe(link->io.BasePort1,link->io.BasePort1 + 0x10); | |
201 | ||
202 | info->ndev = 1; | |
203 | info->node.major = PHONE_MAJOR; | |
fd238232 | 204 | link->dev_node = &info->node; |
1da177e4 LT |
205 | ixj_get_serial(link, j); |
206 | link->state &= ~DEV_CONFIG_PENDING; | |
207 | return; | |
208 | cs_failed: | |
209 | cs_error(link->handle, last_fn, last_ret); | |
210 | ixj_cs_release(link); | |
211 | } | |
212 | ||
213 | static void ixj_cs_release(dev_link_t *link) | |
214 | { | |
215 | ixj_info_t *info = link->priv; | |
216 | DEBUG(0, "ixj_cs_release(0x%p)\n", link); | |
217 | info->ndev = 0; | |
50db3fdb | 218 | pcmcia_disable_device(link->handle); |
1da177e4 LT |
219 | } |
220 | ||
07081273 DB |
221 | static struct pcmcia_device_id ixj_ids[] = { |
222 | PCMCIA_DEVICE_MANF_CARD(0x0257, 0x0600), | |
223 | PCMCIA_DEVICE_NULL | |
224 | }; | |
225 | MODULE_DEVICE_TABLE(pcmcia, ixj_ids); | |
226 | ||
1da177e4 LT |
227 | static struct pcmcia_driver ixj_driver = { |
228 | .owner = THIS_MODULE, | |
229 | .drv = { | |
230 | .name = "ixj_cs", | |
231 | }, | |
f8cfa618 | 232 | .probe = ixj_attach, |
cc3b4866 | 233 | .remove = ixj_detach, |
07081273 | 234 | .id_table = ixj_ids, |
1da177e4 LT |
235 | }; |
236 | ||
237 | static int __init ixj_pcmcia_init(void) | |
238 | { | |
239 | return pcmcia_register_driver(&ixj_driver); | |
240 | } | |
241 | ||
242 | static void ixj_pcmcia_exit(void) | |
243 | { | |
244 | pcmcia_unregister_driver(&ixj_driver); | |
1da177e4 LT |
245 | } |
246 | ||
247 | module_init(ixj_pcmcia_init); | |
248 | module_exit(ixj_pcmcia_exit); | |
249 | ||
250 | MODULE_LICENSE("GPL"); |