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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); |
15b99ac1 | 38 | static int ixj_config(struct pcmcia_device * link); |
fba395ee | 39 | static void ixj_cs_release(struct pcmcia_device * link); |
1da177e4 | 40 | |
15b99ac1 | 41 | static int ixj_probe(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 | |
15b99ac1 | 55 | return ixj_config(p_dev); |
1da177e4 LT |
56 | } |
57 | ||
fba395ee | 58 | static void ixj_detach(struct pcmcia_device *link) |
1da177e4 | 59 | { |
1da177e4 | 60 | DEBUG(0, "ixj_detach(0x%p)\n", link); |
b4635811 | 61 | |
e2d40963 | 62 | ixj_cs_release(link); |
cc3b4866 | 63 | |
1da177e4 | 64 | kfree(link->priv); |
1da177e4 LT |
65 | } |
66 | ||
67 | #define CS_CHECK(fn, ret) \ | |
68 | do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) | |
69 | ||
fba395ee | 70 | static void ixj_get_serial(struct pcmcia_device * link, IXJ * j) |
1da177e4 | 71 | { |
1da177e4 LT |
72 | tuple_t tuple; |
73 | u_short buf[128]; | |
74 | char *str; | |
75 | int last_ret, last_fn, i, place; | |
1da177e4 LT |
76 | DEBUG(0, "ixj_get_serial(0x%p)\n", link); |
77 | tuple.TupleData = (cisdata_t *) buf; | |
78 | tuple.TupleOffset = 0; | |
79 | tuple.TupleDataMax = 80; | |
80 | tuple.Attributes = 0; | |
81 | tuple.DesiredTuple = CISTPL_VERS_1; | |
fba395ee DB |
82 | CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple)); |
83 | CS_CHECK(GetTupleData, pcmcia_get_tuple_data(link, &tuple)); | |
1da177e4 LT |
84 | str = (char *) buf; |
85 | printk("PCMCIA Version %d.%d\n", str[0], str[1]); | |
86 | str += 2; | |
87 | printk("%s", str); | |
88 | str = str + strlen(str) + 1; | |
89 | printk(" %s", str); | |
90 | str = str + strlen(str) + 1; | |
91 | place = 1; | |
92 | for (i = strlen(str) - 1; i >= 0; i--) { | |
93 | switch (str[i]) { | |
94 | case '0': | |
95 | case '1': | |
96 | case '2': | |
97 | case '3': | |
98 | case '4': | |
99 | case '5': | |
100 | case '6': | |
101 | case '7': | |
102 | case '8': | |
103 | case '9': | |
104 | j->serial += (str[i] - 48) * place; | |
105 | break; | |
106 | case 'A': | |
107 | case 'B': | |
108 | case 'C': | |
109 | case 'D': | |
110 | case 'E': | |
111 | case 'F': | |
112 | j->serial += (str[i] - 55) * place; | |
113 | break; | |
114 | case 'a': | |
115 | case 'b': | |
116 | case 'c': | |
117 | case 'd': | |
118 | case 'e': | |
119 | case 'f': | |
120 | j->serial += (str[i] - 87) * place; | |
121 | break; | |
122 | } | |
123 | place = place * 0x10; | |
124 | } | |
125 | str = str + strlen(str) + 1; | |
126 | printk(" version %s\n", str); | |
127 | cs_failed: | |
128 | return; | |
129 | } | |
130 | ||
15b99ac1 | 131 | static int ixj_config(struct pcmcia_device * link) |
1da177e4 LT |
132 | { |
133 | IXJ *j; | |
1da177e4 LT |
134 | ixj_info_t *info; |
135 | tuple_t tuple; | |
136 | u_short buf[128]; | |
137 | cisparse_t parse; | |
1da177e4 LT |
138 | cistpl_cftable_entry_t *cfg = &parse.cftable_entry; |
139 | cistpl_cftable_entry_t dflt = | |
140 | { | |
141 | 0 | |
142 | }; | |
143 | int last_ret, last_fn; | |
1da177e4 LT |
144 | info = link->priv; |
145 | DEBUG(0, "ixj_config(0x%p)\n", link); | |
146 | tuple.TupleData = (cisdata_t *) buf; | |
147 | tuple.TupleOffset = 0; | |
148 | tuple.TupleDataMax = 255; | |
149 | tuple.Attributes = 0; | |
150 | tuple.DesiredTuple = CISTPL_CONFIG; | |
fba395ee DB |
151 | CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple)); |
152 | CS_CHECK(GetTupleData, pcmcia_get_tuple_data(link, &tuple)); | |
153 | CS_CHECK(ParseTuple, pcmcia_parse_tuple(link, &tuple, &parse)); | |
1da177e4 LT |
154 | link->conf.ConfigBase = parse.config.base; |
155 | link->conf.Present = parse.config.rmask[0]; | |
1da177e4 LT |
156 | tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; |
157 | tuple.Attributes = 0; | |
fba395ee | 158 | CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple)); |
1da177e4 | 159 | while (1) { |
fba395ee DB |
160 | if (pcmcia_get_tuple_data(link, &tuple) != 0 || |
161 | pcmcia_parse_tuple(link, &tuple, &parse) != 0) | |
1da177e4 LT |
162 | goto next_entry; |
163 | if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) { | |
164 | cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt.io; | |
165 | link->conf.ConfigIndex = cfg->index; | |
166 | link->io.BasePort1 = io->win[0].base; | |
167 | link->io.NumPorts1 = io->win[0].len; | |
168 | if (io->nwin == 2) { | |
169 | link->io.BasePort2 = io->win[1].base; | |
170 | link->io.NumPorts2 = io->win[1].len; | |
171 | } | |
fba395ee | 172 | if (pcmcia_request_io(link, &link->io) != 0) |
1da177e4 LT |
173 | goto next_entry; |
174 | /* If we've got this far, we're done */ | |
175 | break; | |
176 | } | |
177 | next_entry: | |
178 | if (cfg->flags & CISTPL_CFTABLE_DEFAULT) | |
179 | dflt = *cfg; | |
fba395ee | 180 | CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(link, &tuple)); |
1da177e4 LT |
181 | } |
182 | ||
fba395ee | 183 | CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf)); |
1da177e4 LT |
184 | |
185 | /* | |
186 | * Register the card with the core. | |
187 | */ | |
188 | j=ixj_pcmcia_probe(link->io.BasePort1,link->io.BasePort1 + 0x10); | |
189 | ||
190 | info->ndev = 1; | |
191 | info->node.major = PHONE_MAJOR; | |
fd238232 | 192 | link->dev_node = &info->node; |
1da177e4 | 193 | ixj_get_serial(link, j); |
15b99ac1 | 194 | return 0; |
1da177e4 | 195 | cs_failed: |
fba395ee | 196 | cs_error(link, last_fn, last_ret); |
1da177e4 | 197 | ixj_cs_release(link); |
15b99ac1 | 198 | return -ENODEV; |
1da177e4 LT |
199 | } |
200 | ||
fba395ee | 201 | static void ixj_cs_release(struct pcmcia_device *link) |
1da177e4 LT |
202 | { |
203 | ixj_info_t *info = link->priv; | |
204 | DEBUG(0, "ixj_cs_release(0x%p)\n", link); | |
205 | info->ndev = 0; | |
fba395ee | 206 | pcmcia_disable_device(link); |
1da177e4 LT |
207 | } |
208 | ||
07081273 DB |
209 | static struct pcmcia_device_id ixj_ids[] = { |
210 | PCMCIA_DEVICE_MANF_CARD(0x0257, 0x0600), | |
211 | PCMCIA_DEVICE_NULL | |
212 | }; | |
213 | MODULE_DEVICE_TABLE(pcmcia, ixj_ids); | |
214 | ||
1da177e4 LT |
215 | static struct pcmcia_driver ixj_driver = { |
216 | .owner = THIS_MODULE, | |
217 | .drv = { | |
218 | .name = "ixj_cs", | |
219 | }, | |
15b99ac1 | 220 | .probe = ixj_probe, |
cc3b4866 | 221 | .remove = ixj_detach, |
07081273 | 222 | .id_table = ixj_ids, |
1da177e4 LT |
223 | }; |
224 | ||
225 | static int __init ixj_pcmcia_init(void) | |
226 | { | |
227 | return pcmcia_register_driver(&ixj_driver); | |
228 | } | |
229 | ||
230 | static void ixj_pcmcia_exit(void) | |
231 | { | |
232 | pcmcia_unregister_driver(&ixj_driver); | |
1da177e4 LT |
233 | } |
234 | ||
235 | module_init(ixj_pcmcia_init); | |
236 | module_exit(ixj_pcmcia_exit); | |
237 | ||
238 | MODULE_LICENSE("GPL"); |