Commit | Line | Data |
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1da177e4 LT |
1 | /*============================================================================= |
2 | * | |
3 | * A PCMCIA client driver for the Raylink wireless LAN card. | |
4 | * The starting point for this module was the skeleton.c in the | |
5 | * PCMCIA 2.9.12 package written by David Hinds, dahinds@users.sourceforge.net | |
6 | * | |
7 | * | |
8 | * Copyright (c) 1998 Corey Thomas (corey@world.std.com) | |
9 | * | |
10 | * This driver is free software; you can redistribute it and/or modify | |
141fa61f | 11 | * it under the terms of version 2 only of the GNU General Public License as |
1da177e4 LT |
12 | * published by the Free Software Foundation. |
13 | * | |
14 | * It is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License | |
20 | * along with this program; if not, write to the Free Software | |
21 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA | |
22 | * | |
23 | * Changes: | |
24 | * Arnaldo Carvalho de Melo <acme@conectiva.com.br> - 08/08/2000 | |
25 | * - reorganize kmallocs in ray_attach, checking all for failure | |
26 | * and releasing the previous allocations if one fails | |
27 | * | |
28 | * Daniele Bellucci <bellucda@tiscali.it> - 07/10/2003 | |
29 | * - Audit copy_to_user in ioctl(SIOCGIWESSID) | |
141fa61f | 30 | * |
1da177e4 LT |
31 | =============================================================================*/ |
32 | ||
1da177e4 LT |
33 | #include <linux/module.h> |
34 | #include <linux/kernel.h> | |
35 | #include <linux/proc_fs.h> | |
36 | #include <linux/ptrace.h> | |
6b914c52 | 37 | #include <linux/seq_file.h> |
1da177e4 LT |
38 | #include <linux/string.h> |
39 | #include <linux/timer.h> | |
40 | #include <linux/init.h> | |
41 | #include <linux/netdevice.h> | |
42 | #include <linux/etherdevice.h> | |
43 | #include <linux/if_arp.h> | |
44 | #include <linux/ioport.h> | |
45 | #include <linux/skbuff.h> | |
7698d697 | 46 | #include <linux/ieee80211.h> |
1da177e4 | 47 | |
1da177e4 LT |
48 | #include <pcmcia/cs.h> |
49 | #include <pcmcia/cistpl.h> | |
50 | #include <pcmcia/cisreg.h> | |
51 | #include <pcmcia/ds.h> | |
1da177e4 LT |
52 | |
53 | #include <linux/wireless.h> | |
113b898e | 54 | #include <net/iw_handler.h> |
1da177e4 LT |
55 | |
56 | #include <asm/io.h> | |
57 | #include <asm/system.h> | |
58 | #include <asm/byteorder.h> | |
59 | #include <asm/uaccess.h> | |
60 | ||
61 | /* Warning : these stuff will slow down the driver... */ | |
62 | #define WIRELESS_SPY /* Enable spying addresses */ | |
63 | /* Definitions we need for spy */ | |
141fa61f JD |
64 | typedef struct iw_statistics iw_stats; |
65 | typedef u_char mac_addr[ETH_ALEN]; /* Hardware address */ | |
1da177e4 LT |
66 | |
67 | #include "rayctl.h" | |
68 | #include "ray_cs.h" | |
69 | ||
1da177e4 | 70 | |
1da177e4 | 71 | /** Prototypes based on PCMCIA skeleton driver *******************************/ |
15b99ac1 | 72 | static int ray_config(struct pcmcia_device *link); |
fba395ee | 73 | static void ray_release(struct pcmcia_device *link); |
cc3b4866 | 74 | static void ray_detach(struct pcmcia_device *p_dev); |
1da177e4 LT |
75 | |
76 | /***** Prototypes indicated by device structure ******************************/ | |
77 | static int ray_dev_close(struct net_device *dev); | |
78 | static int ray_dev_config(struct net_device *dev, struct ifmap *map); | |
79 | static struct net_device_stats *ray_get_stats(struct net_device *dev); | |
80 | static int ray_dev_init(struct net_device *dev); | |
1da177e4 | 81 | |
1da177e4 | 82 | static int ray_open(struct net_device *dev); |
d0cf9c0d SH |
83 | static netdev_tx_t ray_dev_start_xmit(struct sk_buff *skb, |
84 | struct net_device *dev); | |
1da177e4 LT |
85 | static void set_multicast_list(struct net_device *dev); |
86 | static void ray_update_multi_list(struct net_device *dev, int all); | |
87 | static int translate_frame(ray_dev_t *local, struct tx_msg __iomem *ptx, | |
141fa61f JD |
88 | unsigned char *data, int len); |
89 | static void ray_build_header(ray_dev_t *local, struct tx_msg __iomem *ptx, | |
90 | UCHAR msg_type, unsigned char *data); | |
1da177e4 | 91 | static void untranslate(ray_dev_t *local, struct sk_buff *skb, int len); |
141fa61f JD |
92 | static iw_stats *ray_get_wireless_stats(struct net_device *dev); |
93 | static const struct iw_handler_def ray_handler_def; | |
1da177e4 LT |
94 | |
95 | /***** Prototypes for raylink functions **************************************/ | |
1da177e4 LT |
96 | static void authenticate(ray_dev_t *local); |
97 | static int build_auth_frame(ray_dev_t *local, UCHAR *dest, int auth_type); | |
98 | static void authenticate_timeout(u_long); | |
99 | static int get_free_ccs(ray_dev_t *local); | |
100 | static int get_free_tx_ccs(ray_dev_t *local); | |
101 | static void init_startup_params(ray_dev_t *local); | |
102 | static int parse_addr(char *in_str, UCHAR *out); | |
141fa61f | 103 | static int ray_hw_xmit(unsigned char *data, int len, struct net_device *dev, UCHAR type); |
1da177e4 LT |
104 | static int ray_init(struct net_device *dev); |
105 | static int interrupt_ecf(ray_dev_t *local, int ccs); | |
106 | static void ray_reset(struct net_device *dev); | |
107 | static void ray_update_parm(struct net_device *dev, UCHAR objid, UCHAR *value, int len); | |
108 | static void verify_dl_startup(u_long); | |
109 | ||
110 | /* Prototypes for interrpt time functions **********************************/ | |
141fa61f | 111 | static irqreturn_t ray_interrupt(int reg, void *dev_id); |
1da177e4 | 112 | static void clear_interrupt(ray_dev_t *local); |
141fa61f JD |
113 | static void rx_deauthenticate(ray_dev_t *local, struct rcs __iomem *prcs, |
114 | unsigned int pkt_addr, int rx_len); | |
1da177e4 LT |
115 | static int copy_from_rx_buff(ray_dev_t *local, UCHAR *dest, int pkt_addr, int len); |
116 | static void ray_rx(struct net_device *dev, ray_dev_t *local, struct rcs __iomem *prcs); | |
117 | static void release_frag_chain(ray_dev_t *local, struct rcs __iomem *prcs); | |
118 | static void rx_authenticate(ray_dev_t *local, struct rcs __iomem *prcs, | |
141fa61f JD |
119 | unsigned int pkt_addr, int rx_len); |
120 | static void rx_data(struct net_device *dev, struct rcs __iomem *prcs, | |
121 | unsigned int pkt_addr, int rx_len); | |
1da177e4 LT |
122 | static void associate(ray_dev_t *local); |
123 | ||
124 | /* Card command functions */ | |
125 | static int dl_startup_params(struct net_device *dev); | |
126 | static void join_net(u_long local); | |
127 | static void start_net(u_long local); | |
128 | /* void start_net(ray_dev_t *local); */ | |
129 | ||
130 | /*===========================================================================*/ | |
131 | /* Parameters that can be set with 'insmod' */ | |
132 | ||
133 | /* ADHOC=0, Infrastructure=1 */ | |
134 | static int net_type = ADHOC; | |
135 | ||
136 | /* Hop dwell time in Kus (1024 us units defined by 802.11) */ | |
137 | static int hop_dwell = 128; | |
138 | ||
139 | /* Beacon period in Kus */ | |
140 | static int beacon_period = 256; | |
141 | ||
142 | /* power save mode (0 = off, 1 = save power) */ | |
143 | static int psm; | |
144 | ||
145 | /* String for network's Extended Service Set ID. 32 Characters max */ | |
146 | static char *essid; | |
147 | ||
148 | /* Default to encapsulation unless translation requested */ | |
149 | static int translate = 1; | |
150 | ||
151 | static int country = USA; | |
152 | ||
153 | static int sniffer; | |
154 | ||
155 | static int bc; | |
156 | ||
157 | /* 48 bit physical card address if overriding card's real physical | |
158 | * address is required. Since IEEE 802.11 addresses are 48 bits | |
159 | * like ethernet, an int can't be used, so a string is used. To | |
160 | * allow use of addresses starting with a decimal digit, the first | |
161 | * character must be a letter and will be ignored. This letter is | |
162 | * followed by up to 12 hex digits which are the address. If less | |
163 | * than 12 digits are used, the address will be left filled with 0's. | |
164 | * Note that bit 0 of the first byte is the broadcast bit, and evil | |
165 | * things will happen if it is not 0 in a card address. | |
166 | */ | |
167 | static char *phy_addr = NULL; | |
168 | ||
169 | ||
fba395ee | 170 | /* A struct pcmcia_device structure has fields for most things that are needed |
1da177e4 LT |
171 | to keep track of a socket, but there will usually be some device |
172 | specific information that also needs to be kept track of. The | |
fba395ee | 173 | 'priv' pointer in a struct pcmcia_device structure can be used to point to |
1da177e4 LT |
174 | a device-specific private data structure, like this. |
175 | */ | |
176 | static unsigned int ray_mem_speed = 500; | |
177 | ||
fd238232 DB |
178 | /* WARNING: THIS DRIVER IS NOT CAPABLE OF HANDLING MULTIPLE DEVICES! */ |
179 | static struct pcmcia_device *this_device = NULL; | |
180 | ||
1da177e4 LT |
181 | MODULE_AUTHOR("Corey Thomas <corey@world.std.com>"); |
182 | MODULE_DESCRIPTION("Raylink/WebGear wireless LAN driver"); | |
183 | MODULE_LICENSE("GPL"); | |
184 | ||
185 | module_param(net_type, int, 0); | |
186 | module_param(hop_dwell, int, 0); | |
187 | module_param(beacon_period, int, 0); | |
188 | module_param(psm, int, 0); | |
189 | module_param(essid, charp, 0); | |
190 | module_param(translate, int, 0); | |
191 | module_param(country, int, 0); | |
192 | module_param(sniffer, int, 0); | |
193 | module_param(bc, int, 0); | |
194 | module_param(phy_addr, charp, 0); | |
195 | module_param(ray_mem_speed, int, 0); | |
196 | ||
197 | static UCHAR b5_default_startup_parms[] = { | |
141fa61f JD |
198 | 0, 0, /* Adhoc station */ |
199 | 'L', 'I', 'N', 'U', 'X', 0, 0, 0, /* 32 char ESSID */ | |
200 | 0, 0, 0, 0, 0, 0, 0, 0, | |
201 | 0, 0, 0, 0, 0, 0, 0, 0, | |
202 | 0, 0, 0, 0, 0, 0, 0, 0, | |
203 | 1, 0, /* Active scan, CA Mode */ | |
204 | 0, 0, 0, 0, 0, 0, /* No default MAC addr */ | |
205 | 0x7f, 0xff, /* Frag threshold */ | |
206 | 0x00, 0x80, /* Hop time 128 Kus */ | |
207 | 0x01, 0x00, /* Beacon period 256 Kus */ | |
208 | 0x01, 0x07, 0xa3, /* DTIM, retries, ack timeout */ | |
209 | 0x1d, 0x82, 0x4e, /* SIFS, DIFS, PIFS */ | |
210 | 0x7f, 0xff, /* RTS threshold */ | |
211 | 0x04, 0xe2, 0x38, 0xA4, /* scan_dwell, max_scan_dwell */ | |
212 | 0x05, /* assoc resp timeout thresh */ | |
213 | 0x08, 0x02, 0x08, /* adhoc, infra, super cycle max */ | |
214 | 0, /* Promiscuous mode */ | |
215 | 0x0c, 0x0bd, /* Unique word */ | |
216 | 0x32, /* Slot time */ | |
217 | 0xff, 0xff, /* roam-low snr, low snr count */ | |
218 | 0x05, 0xff, /* Infra, adhoc missed bcn thresh */ | |
219 | 0x01, 0x0b, 0x4f, /* USA, hop pattern, hop pat length */ | |
1da177e4 | 220 | /* b4 - b5 differences start here */ |
141fa61f JD |
221 | 0x00, 0x3f, /* CW max */ |
222 | 0x00, 0x0f, /* CW min */ | |
223 | 0x04, 0x08, /* Noise gain, limit offset */ | |
224 | 0x28, 0x28, /* det rssi, med busy offsets */ | |
225 | 7, /* det sync thresh */ | |
226 | 0, 2, 2, /* test mode, min, max */ | |
227 | 0, /* allow broadcast SSID probe resp */ | |
228 | 0, 0, /* privacy must start, can join */ | |
229 | 2, 0, 0, 0, 0, 0, 0, 0 /* basic rate set */ | |
1da177e4 LT |
230 | }; |
231 | ||
232 | static UCHAR b4_default_startup_parms[] = { | |
141fa61f JD |
233 | 0, 0, /* Adhoc station */ |
234 | 'L', 'I', 'N', 'U', 'X', 0, 0, 0, /* 32 char ESSID */ | |
235 | 0, 0, 0, 0, 0, 0, 0, 0, | |
236 | 0, 0, 0, 0, 0, 0, 0, 0, | |
237 | 0, 0, 0, 0, 0, 0, 0, 0, | |
238 | 1, 0, /* Active scan, CA Mode */ | |
239 | 0, 0, 0, 0, 0, 0, /* No default MAC addr */ | |
240 | 0x7f, 0xff, /* Frag threshold */ | |
241 | 0x02, 0x00, /* Hop time */ | |
242 | 0x00, 0x01, /* Beacon period */ | |
243 | 0x01, 0x07, 0xa3, /* DTIM, retries, ack timeout */ | |
244 | 0x1d, 0x82, 0xce, /* SIFS, DIFS, PIFS */ | |
245 | 0x7f, 0xff, /* RTS threshold */ | |
246 | 0xfb, 0x1e, 0xc7, 0x5c, /* scan_dwell, max_scan_dwell */ | |
247 | 0x05, /* assoc resp timeout thresh */ | |
248 | 0x04, 0x02, 0x4, /* adhoc, infra, super cycle max */ | |
249 | 0, /* Promiscuous mode */ | |
250 | 0x0c, 0x0bd, /* Unique word */ | |
251 | 0x4e, /* Slot time (TBD seems wrong) */ | |
252 | 0xff, 0xff, /* roam-low snr, low snr count */ | |
253 | 0x05, 0xff, /* Infra, adhoc missed bcn thresh */ | |
254 | 0x01, 0x0b, 0x4e, /* USA, hop pattern, hop pat length */ | |
1da177e4 | 255 | /* b4 - b5 differences start here */ |
141fa61f JD |
256 | 0x3f, 0x0f, /* CW max, min */ |
257 | 0x04, 0x08, /* Noise gain, limit offset */ | |
258 | 0x28, 0x28, /* det rssi, med busy offsets */ | |
259 | 7, /* det sync thresh */ | |
260 | 0, 2, 2 /* test mode, min, max */ | |
1da177e4 | 261 | }; |
141fa61f | 262 | |
1da177e4 | 263 | /*===========================================================================*/ |
141fa61f | 264 | static unsigned char eth2_llc[] = { 0xaa, 0xaa, 3, 0, 0, 0 }; |
1da177e4 LT |
265 | |
266 | static char hop_pattern_length[] = { 1, | |
141fa61f JD |
267 | USA_HOP_MOD, EUROPE_HOP_MOD, |
268 | JAPAN_HOP_MOD, KOREA_HOP_MOD, | |
269 | SPAIN_HOP_MOD, FRANCE_HOP_MOD, | |
270 | ISRAEL_HOP_MOD, AUSTRALIA_HOP_MOD, | |
271 | JAPAN_TEST_HOP_MOD | |
1da177e4 LT |
272 | }; |
273 | ||
141fa61f JD |
274 | static char rcsid[] = |
275 | "Raylink/WebGear wireless LAN - Corey <Thomas corey@world.std.com>"; | |
1da177e4 | 276 | |
32f5a330 SH |
277 | static const struct net_device_ops ray_netdev_ops = { |
278 | .ndo_init = ray_dev_init, | |
279 | .ndo_open = ray_open, | |
280 | .ndo_stop = ray_dev_close, | |
281 | .ndo_start_xmit = ray_dev_start_xmit, | |
282 | .ndo_set_config = ray_dev_config, | |
283 | .ndo_get_stats = ray_get_stats, | |
284 | .ndo_set_multicast_list = set_multicast_list, | |
285 | .ndo_change_mtu = eth_change_mtu, | |
286 | .ndo_set_mac_address = eth_mac_addr, | |
287 | .ndo_validate_addr = eth_validate_addr, | |
288 | }; | |
289 | ||
1da177e4 LT |
290 | /*============================================================================= |
291 | ray_attach() creates an "instance" of the driver, allocating | |
292 | local data structures for one device. The device is registered | |
293 | with Card Services. | |
294 | The dev_link structure is initialized, but we don't actually | |
295 | configure the card at this point -- we wait until we receive a | |
296 | card insertion event. | |
297 | =============================================================================*/ | |
15b99ac1 | 298 | static int ray_probe(struct pcmcia_device *p_dev) |
1da177e4 | 299 | { |
141fa61f JD |
300 | ray_dev_t *local; |
301 | struct net_device *dev; | |
302 | ||
624dd669 | 303 | dev_dbg(&p_dev->dev, "ray_attach()\n"); |
141fa61f JD |
304 | |
305 | /* Allocate space for private device-specific data */ | |
306 | dev = alloc_etherdev(sizeof(ray_dev_t)); | |
307 | if (!dev) | |
308 | goto fail_alloc_dev; | |
309 | ||
310 | local = netdev_priv(dev); | |
311 | local->finder = p_dev; | |
312 | ||
313 | /* The io structure describes IO port mapping. None used here */ | |
90abdc3b DB |
314 | p_dev->resource[0]->end = 0; |
315 | p_dev->resource[0]->flags |= IO_DATA_PATH_WIDTH_8; | |
141fa61f | 316 | |
141fa61f JD |
317 | /* General socket configuration */ |
318 | p_dev->conf.Attributes = CONF_ENABLE_IRQ; | |
319 | p_dev->conf.IntType = INT_MEMORY_AND_IO; | |
320 | p_dev->conf.ConfigIndex = 1; | |
321 | ||
322 | p_dev->priv = dev; | |
141fa61f JD |
323 | |
324 | local->finder = p_dev; | |
325 | local->card_status = CARD_INSERTED; | |
326 | local->authentication_state = UNAUTHENTICATED; | |
327 | local->num_multi = 0; | |
624dd669 | 328 | dev_dbg(&p_dev->dev, "ray_attach p_dev = %p, dev = %p, local = %p, intr = %p\n", |
141fa61f JD |
329 | p_dev, dev, local, &ray_interrupt); |
330 | ||
331 | /* Raylink entries in the device structure */ | |
32f5a330 | 332 | dev->netdev_ops = &ray_netdev_ops; |
141fa61f | 333 | dev->wireless_handlers = &ray_handler_def; |
3d5d5ac0 | 334 | #ifdef WIRELESS_SPY |
141fa61f JD |
335 | local->wireless_data.spy_data = &local->spy_data; |
336 | dev->wireless_data = &local->wireless_data; | |
337 | #endif /* WIRELESS_SPY */ | |
1da177e4 | 338 | |
1da177e4 | 339 | |
624dd669 | 340 | dev_dbg(&p_dev->dev, "ray_cs ray_attach calling ether_setup.)\n"); |
141fa61f | 341 | netif_stop_queue(dev); |
1da177e4 | 342 | |
141fa61f | 343 | init_timer(&local->timer); |
1da177e4 | 344 | |
141fa61f JD |
345 | this_device = p_dev; |
346 | return ray_config(p_dev); | |
1da177e4 LT |
347 | |
348 | fail_alloc_dev: | |
141fa61f | 349 | return -ENOMEM; |
1da177e4 | 350 | } /* ray_attach */ |
141fa61f | 351 | |
1da177e4 LT |
352 | /*============================================================================= |
353 | This deletes a driver "instance". The device is de-registered | |
354 | with Card Services. If it has been released, all local data | |
355 | structures are freed. Otherwise, the structures will be freed | |
356 | when the device is released. | |
357 | =============================================================================*/ | |
fba395ee | 358 | static void ray_detach(struct pcmcia_device *link) |
1da177e4 | 359 | { |
141fa61f JD |
360 | struct net_device *dev; |
361 | ray_dev_t *local; | |
1da177e4 | 362 | |
624dd669 | 363 | dev_dbg(&link->dev, "ray_detach\n"); |
1da177e4 | 364 | |
141fa61f JD |
365 | this_device = NULL; |
366 | dev = link->priv; | |
cc3b4866 | 367 | |
141fa61f | 368 | ray_release(link); |
cc3b4866 | 369 | |
141fa61f JD |
370 | local = netdev_priv(dev); |
371 | del_timer(&local->timer); | |
1da177e4 | 372 | |
141fa61f | 373 | if (link->priv) { |
c7c2fa07 | 374 | unregister_netdev(dev); |
141fa61f JD |
375 | free_netdev(dev); |
376 | } | |
624dd669 | 377 | dev_dbg(&link->dev, "ray_cs ray_detach ending\n"); |
1da177e4 | 378 | } /* ray_detach */ |
141fa61f | 379 | |
1da177e4 LT |
380 | /*============================================================================= |
381 | ray_config() is run after a CARD_INSERTION event | |
382 | is received, to configure the PCMCIA socket, and to make the | |
383 | ethernet device available to the system. | |
384 | =============================================================================*/ | |
1da177e4 | 385 | #define MAX_TUPLE_SIZE 128 |
15b99ac1 | 386 | static int ray_config(struct pcmcia_device *link) |
1da177e4 | 387 | { |
624dd669 | 388 | int ret = 0; |
141fa61f JD |
389 | int i; |
390 | win_req_t req; | |
141fa61f JD |
391 | struct net_device *dev = (struct net_device *)link->priv; |
392 | ray_dev_t *local = netdev_priv(dev); | |
393 | ||
624dd669 | 394 | dev_dbg(&link->dev, "ray_config\n"); |
141fa61f JD |
395 | |
396 | /* Determine card type and firmware version */ | |
397 | printk(KERN_INFO "ray_cs Detected: %s%s%s%s\n", | |
398 | link->prod_id[0] ? link->prod_id[0] : " ", | |
399 | link->prod_id[1] ? link->prod_id[1] : " ", | |
400 | link->prod_id[2] ? link->prod_id[2] : " ", | |
401 | link->prod_id[3] ? link->prod_id[3] : " "); | |
402 | ||
403 | /* Now allocate an interrupt line. Note that this does not | |
404 | actually assign a handler to the interrupt. | |
405 | */ | |
eb14120f | 406 | ret = pcmcia_request_irq(link, ray_interrupt); |
624dd669 DB |
407 | if (ret) |
408 | goto failed; | |
eb14120f | 409 | dev->irq = link->irq; |
141fa61f JD |
410 | |
411 | /* This actually configures the PCMCIA socket -- setting up | |
412 | the I/O windows and the interrupt mapping. | |
413 | */ | |
624dd669 DB |
414 | ret = pcmcia_request_configuration(link, &link->conf); |
415 | if (ret) | |
416 | goto failed; | |
1da177e4 LT |
417 | |
418 | /*** Set up 32k window for shared memory (transmit and control) ************/ | |
141fa61f JD |
419 | req.Attributes = |
420 | WIN_DATA_WIDTH_8 | WIN_MEMORY_TYPE_CM | WIN_ENABLE | WIN_USE_WAIT; | |
421 | req.Base = 0; | |
422 | req.Size = 0x8000; | |
423 | req.AccessSpeed = ray_mem_speed; | |
6838b03f | 424 | ret = pcmcia_request_window(link, &req, &link->win); |
624dd669 DB |
425 | if (ret) |
426 | goto failed; | |
b5cb259e | 427 | ret = pcmcia_map_mem_page(link, link->win, 0); |
624dd669 DB |
428 | if (ret) |
429 | goto failed; | |
141fa61f | 430 | local->sram = ioremap(req.Base, req.Size); |
1da177e4 LT |
431 | |
432 | /*** Set up 16k window for shared memory (receive buffer) ***************/ | |
141fa61f JD |
433 | req.Attributes = |
434 | WIN_DATA_WIDTH_8 | WIN_MEMORY_TYPE_CM | WIN_ENABLE | WIN_USE_WAIT; | |
435 | req.Base = 0; | |
436 | req.Size = 0x4000; | |
437 | req.AccessSpeed = ray_mem_speed; | |
6838b03f | 438 | ret = pcmcia_request_window(link, &req, &local->rmem_handle); |
624dd669 DB |
439 | if (ret) |
440 | goto failed; | |
b5cb259e | 441 | ret = pcmcia_map_mem_page(link, local->rmem_handle, 0x8000); |
624dd669 DB |
442 | if (ret) |
443 | goto failed; | |
141fa61f | 444 | local->rmem = ioremap(req.Base, req.Size); |
1da177e4 LT |
445 | |
446 | /*** Set up window for attribute memory ***********************************/ | |
141fa61f JD |
447 | req.Attributes = |
448 | WIN_DATA_WIDTH_8 | WIN_MEMORY_TYPE_AM | WIN_ENABLE | WIN_USE_WAIT; | |
449 | req.Base = 0; | |
450 | req.Size = 0x1000; | |
451 | req.AccessSpeed = ray_mem_speed; | |
6838b03f | 452 | ret = pcmcia_request_window(link, &req, &local->amem_handle); |
624dd669 DB |
453 | if (ret) |
454 | goto failed; | |
b5cb259e | 455 | ret = pcmcia_map_mem_page(link, local->amem_handle, 0); |
624dd669 DB |
456 | if (ret) |
457 | goto failed; | |
141fa61f JD |
458 | local->amem = ioremap(req.Base, req.Size); |
459 | ||
624dd669 DB |
460 | dev_dbg(&link->dev, "ray_config sram=%p\n", local->sram); |
461 | dev_dbg(&link->dev, "ray_config rmem=%p\n", local->rmem); | |
462 | dev_dbg(&link->dev, "ray_config amem=%p\n", local->amem); | |
141fa61f JD |
463 | if (ray_init(dev) < 0) { |
464 | ray_release(link); | |
465 | return -ENODEV; | |
466 | } | |
467 | ||
dd2e5a15 | 468 | SET_NETDEV_DEV(dev, &link->dev); |
141fa61f JD |
469 | i = register_netdev(dev); |
470 | if (i != 0) { | |
471 | printk("ray_config register_netdev() failed\n"); | |
472 | ray_release(link); | |
473 | return i; | |
474 | } | |
475 | ||
141fa61f JD |
476 | printk(KERN_INFO "%s: RayLink, irq %d, hw_addr %pM\n", |
477 | dev->name, dev->irq, dev->dev_addr); | |
478 | ||
479 | return 0; | |
1da177e4 | 480 | |
624dd669 | 481 | failed: |
141fa61f JD |
482 | ray_release(link); |
483 | return -ENODEV; | |
1da177e4 LT |
484 | } /* ray_config */ |
485 | ||
486 | static inline struct ccs __iomem *ccs_base(ray_dev_t *dev) | |
487 | { | |
488 | return dev->sram + CCS_BASE; | |
489 | } | |
490 | ||
491 | static inline struct rcs __iomem *rcs_base(ray_dev_t *dev) | |
492 | { | |
493 | /* | |
494 | * This looks nonsensical, since there is a separate | |
495 | * RCS_BASE. But the difference between a "struct rcs" | |
496 | * and a "struct ccs" ends up being in the _index_ off | |
497 | * the base, so the base pointer is the same for both | |
498 | * ccs/rcs. | |
499 | */ | |
500 | return dev->sram + CCS_BASE; | |
501 | } | |
502 | ||
503 | /*===========================================================================*/ | |
504 | static int ray_init(struct net_device *dev) | |
505 | { | |
141fa61f JD |
506 | int i; |
507 | UCHAR *p; | |
508 | struct ccs __iomem *pccs; | |
509 | ray_dev_t *local = netdev_priv(dev); | |
510 | struct pcmcia_device *link = local->finder; | |
624dd669 | 511 | dev_dbg(&link->dev, "ray_init(0x%p)\n", dev); |
141fa61f | 512 | if (!(pcmcia_dev_present(link))) { |
624dd669 | 513 | dev_dbg(&link->dev, "ray_init - device not present\n"); |
141fa61f JD |
514 | return -1; |
515 | } | |
516 | ||
517 | local->net_type = net_type; | |
518 | local->sta_type = TYPE_STA; | |
519 | ||
520 | /* Copy the startup results to local memory */ | |
521 | memcpy_fromio(&local->startup_res, local->sram + ECF_TO_HOST_BASE, | |
522 | sizeof(struct startup_res_6)); | |
523 | ||
524 | /* Check Power up test status and get mac address from card */ | |
525 | if (local->startup_res.startup_word != 0x80) { | |
526 | printk(KERN_INFO "ray_init ERROR card status = %2x\n", | |
527 | local->startup_res.startup_word); | |
528 | local->card_status = CARD_INIT_ERROR; | |
529 | return -1; | |
530 | } | |
531 | ||
532 | local->fw_ver = local->startup_res.firmware_version[0]; | |
533 | local->fw_bld = local->startup_res.firmware_version[1]; | |
534 | local->fw_var = local->startup_res.firmware_version[2]; | |
cb01b09c | 535 | dev_dbg(&link->dev, "ray_init firmware version %d.%d\n", local->fw_ver, |
141fa61f JD |
536 | local->fw_bld); |
537 | ||
538 | local->tib_length = 0x20; | |
539 | if ((local->fw_ver == 5) && (local->fw_bld >= 30)) | |
540 | local->tib_length = local->startup_res.tib_length; | |
624dd669 | 541 | dev_dbg(&link->dev, "ray_init tib_length = 0x%02x\n", local->tib_length); |
141fa61f JD |
542 | /* Initialize CCS's to buffer free state */ |
543 | pccs = ccs_base(local); | |
544 | for (i = 0; i < NUMBER_OF_CCS; i++) { | |
545 | writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status); | |
546 | } | |
547 | init_startup_params(local); | |
548 | ||
549 | /* copy mac address to startup parameters */ | |
550 | if (parse_addr(phy_addr, local->sparm.b4.a_mac_addr)) { | |
551 | p = local->sparm.b4.a_mac_addr; | |
552 | } else { | |
553 | memcpy(&local->sparm.b4.a_mac_addr, | |
554 | &local->startup_res.station_addr, ADDRLEN); | |
555 | p = local->sparm.b4.a_mac_addr; | |
556 | } | |
557 | ||
558 | clear_interrupt(local); /* Clear any interrupt from the card */ | |
559 | local->card_status = CARD_AWAITING_PARAM; | |
624dd669 | 560 | dev_dbg(&link->dev, "ray_init ending\n"); |
141fa61f | 561 | return 0; |
1da177e4 | 562 | } /* ray_init */ |
141fa61f | 563 | |
1da177e4 LT |
564 | /*===========================================================================*/ |
565 | /* Download startup parameters to the card and command it to read them */ | |
566 | static int dl_startup_params(struct net_device *dev) | |
567 | { | |
141fa61f JD |
568 | int ccsindex; |
569 | ray_dev_t *local = netdev_priv(dev); | |
570 | struct ccs __iomem *pccs; | |
571 | struct pcmcia_device *link = local->finder; | |
572 | ||
624dd669 | 573 | dev_dbg(&link->dev, "dl_startup_params entered\n"); |
141fa61f | 574 | if (!(pcmcia_dev_present(link))) { |
624dd669 | 575 | dev_dbg(&link->dev, "ray_cs dl_startup_params - device not present\n"); |
141fa61f JD |
576 | return -1; |
577 | } | |
578 | ||
579 | /* Copy parameters to host to ECF area */ | |
580 | if (local->fw_ver == 0x55) | |
581 | memcpy_toio(local->sram + HOST_TO_ECF_BASE, &local->sparm.b4, | |
582 | sizeof(struct b4_startup_params)); | |
583 | else | |
584 | memcpy_toio(local->sram + HOST_TO_ECF_BASE, &local->sparm.b5, | |
585 | sizeof(struct b5_startup_params)); | |
586 | ||
587 | /* Fill in the CCS fields for the ECF */ | |
588 | if ((ccsindex = get_free_ccs(local)) < 0) | |
589 | return -1; | |
590 | local->dl_param_ccs = ccsindex; | |
591 | pccs = ccs_base(local) + ccsindex; | |
592 | writeb(CCS_DOWNLOAD_STARTUP_PARAMS, &pccs->cmd); | |
624dd669 | 593 | dev_dbg(&link->dev, "dl_startup_params start ccsindex = %d\n", |
141fa61f JD |
594 | local->dl_param_ccs); |
595 | /* Interrupt the firmware to process the command */ | |
596 | if (interrupt_ecf(local, ccsindex)) { | |
597 | printk(KERN_INFO "ray dl_startup_params failed - " | |
598 | "ECF not ready for intr\n"); | |
599 | local->card_status = CARD_DL_PARAM_ERROR; | |
600 | writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status); | |
601 | return -2; | |
602 | } | |
603 | local->card_status = CARD_DL_PARAM; | |
604 | /* Start kernel timer to wait for dl startup to complete. */ | |
605 | local->timer.expires = jiffies + HZ / 2; | |
606 | local->timer.data = (long)local; | |
607 | local->timer.function = &verify_dl_startup; | |
608 | add_timer(&local->timer); | |
624dd669 | 609 | dev_dbg(&link->dev, |
141fa61f JD |
610 | "ray_cs dl_startup_params started timer for verify_dl_startup\n"); |
611 | return 0; | |
1da177e4 | 612 | } /* dl_startup_params */ |
141fa61f | 613 | |
1da177e4 LT |
614 | /*===========================================================================*/ |
615 | static void init_startup_params(ray_dev_t *local) | |
616 | { | |
141fa61f JD |
617 | int i; |
618 | ||
619 | if (country > JAPAN_TEST) | |
620 | country = USA; | |
621 | else if (country < USA) | |
622 | country = USA; | |
623 | /* structure for hop time and beacon period is defined here using | |
624 | * New 802.11D6.1 format. Card firmware is still using old format | |
625 | * until version 6. | |
626 | * Before After | |
627 | * a_hop_time ms byte a_hop_time ms byte | |
628 | * a_hop_time 2s byte a_hop_time ls byte | |
629 | * a_hop_time ls byte a_beacon_period ms byte | |
630 | * a_beacon_period a_beacon_period ls byte | |
631 | * | |
632 | * a_hop_time = uS a_hop_time = KuS | |
633 | * a_beacon_period = hops a_beacon_period = KuS | |
634 | *//* 64ms = 010000 */ | |
635 | if (local->fw_ver == 0x55) { | |
636 | memcpy((UCHAR *) &local->sparm.b4, b4_default_startup_parms, | |
637 | sizeof(struct b4_startup_params)); | |
638 | /* Translate sane kus input values to old build 4/5 format */ | |
639 | /* i = hop time in uS truncated to 3 bytes */ | |
640 | i = (hop_dwell * 1024) & 0xffffff; | |
641 | local->sparm.b4.a_hop_time[0] = (i >> 16) & 0xff; | |
642 | local->sparm.b4.a_hop_time[1] = (i >> 8) & 0xff; | |
643 | local->sparm.b4.a_beacon_period[0] = 0; | |
644 | local->sparm.b4.a_beacon_period[1] = | |
645 | ((beacon_period / hop_dwell) - 1) & 0xff; | |
646 | local->sparm.b4.a_curr_country_code = country; | |
647 | local->sparm.b4.a_hop_pattern_length = | |
648 | hop_pattern_length[(int)country] - 1; | |
649 | if (bc) { | |
650 | local->sparm.b4.a_ack_timeout = 0x50; | |
651 | local->sparm.b4.a_sifs = 0x3f; | |
652 | } | |
653 | } else { /* Version 5 uses real kus values */ | |
654 | memcpy((UCHAR *) &local->sparm.b5, b5_default_startup_parms, | |
655 | sizeof(struct b5_startup_params)); | |
656 | ||
657 | local->sparm.b5.a_hop_time[0] = (hop_dwell >> 8) & 0xff; | |
658 | local->sparm.b5.a_hop_time[1] = hop_dwell & 0xff; | |
659 | local->sparm.b5.a_beacon_period[0] = | |
660 | (beacon_period >> 8) & 0xff; | |
661 | local->sparm.b5.a_beacon_period[1] = beacon_period & 0xff; | |
662 | if (psm) | |
663 | local->sparm.b5.a_power_mgt_state = 1; | |
664 | local->sparm.b5.a_curr_country_code = country; | |
665 | local->sparm.b5.a_hop_pattern_length = | |
666 | hop_pattern_length[(int)country]; | |
667 | } | |
668 | ||
669 | local->sparm.b4.a_network_type = net_type & 0x01; | |
670 | local->sparm.b4.a_acting_as_ap_status = TYPE_STA; | |
671 | ||
672 | if (essid != NULL) | |
673 | strncpy(local->sparm.b4.a_current_ess_id, essid, ESSID_SIZE); | |
674 | } /* init_startup_params */ | |
675 | ||
1da177e4 LT |
676 | /*===========================================================================*/ |
677 | static void verify_dl_startup(u_long data) | |
678 | { | |
141fa61f JD |
679 | ray_dev_t *local = (ray_dev_t *) data; |
680 | struct ccs __iomem *pccs = ccs_base(local) + local->dl_param_ccs; | |
681 | UCHAR status; | |
682 | struct pcmcia_device *link = local->finder; | |
1da177e4 | 683 | |
141fa61f | 684 | if (!(pcmcia_dev_present(link))) { |
624dd669 | 685 | dev_dbg(&link->dev, "ray_cs verify_dl_startup - device not present\n"); |
141fa61f JD |
686 | return; |
687 | } | |
624dd669 DB |
688 | #if 0 |
689 | { | |
141fa61f JD |
690 | int i; |
691 | printk(KERN_DEBUG | |
692 | "verify_dl_startup parameters sent via ccs %d:\n", | |
693 | local->dl_param_ccs); | |
694 | for (i = 0; i < sizeof(struct b5_startup_params); i++) { | |
695 | printk(" %2x", | |
696 | (unsigned int)readb(local->sram + | |
697 | HOST_TO_ECF_BASE + i)); | |
698 | } | |
699 | printk("\n"); | |
700 | } | |
1da177e4 LT |
701 | #endif |
702 | ||
141fa61f JD |
703 | status = readb(&pccs->buffer_status); |
704 | if (status != CCS_BUFFER_FREE) { | |
705 | printk(KERN_INFO | |
706 | "Download startup params failed. Status = %d\n", | |
707 | status); | |
708 | local->card_status = CARD_DL_PARAM_ERROR; | |
709 | return; | |
710 | } | |
711 | if (local->sparm.b4.a_network_type == ADHOC) | |
712 | start_net((u_long) local); | |
713 | else | |
714 | join_net((u_long) local); | |
1da177e4 | 715 | } /* end verify_dl_startup */ |
141fa61f | 716 | |
1da177e4 LT |
717 | /*===========================================================================*/ |
718 | /* Command card to start a network */ | |
719 | static void start_net(u_long data) | |
720 | { | |
141fa61f JD |
721 | ray_dev_t *local = (ray_dev_t *) data; |
722 | struct ccs __iomem *pccs; | |
723 | int ccsindex; | |
724 | struct pcmcia_device *link = local->finder; | |
725 | if (!(pcmcia_dev_present(link))) { | |
624dd669 | 726 | dev_dbg(&link->dev, "ray_cs start_net - device not present\n"); |
141fa61f JD |
727 | return; |
728 | } | |
729 | /* Fill in the CCS fields for the ECF */ | |
730 | if ((ccsindex = get_free_ccs(local)) < 0) | |
731 | return; | |
732 | pccs = ccs_base(local) + ccsindex; | |
733 | writeb(CCS_START_NETWORK, &pccs->cmd); | |
734 | writeb(0, &pccs->var.start_network.update_param); | |
735 | /* Interrupt the firmware to process the command */ | |
736 | if (interrupt_ecf(local, ccsindex)) { | |
624dd669 | 737 | dev_dbg(&link->dev, "ray start net failed - card not ready for intr\n"); |
141fa61f JD |
738 | writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status); |
739 | return; | |
740 | } | |
741 | local->card_status = CARD_DOING_ACQ; | |
1da177e4 | 742 | } /* end start_net */ |
141fa61f | 743 | |
1da177e4 LT |
744 | /*===========================================================================*/ |
745 | /* Command card to join a network */ | |
746 | static void join_net(u_long data) | |
747 | { | |
141fa61f JD |
748 | ray_dev_t *local = (ray_dev_t *) data; |
749 | ||
750 | struct ccs __iomem *pccs; | |
751 | int ccsindex; | |
752 | struct pcmcia_device *link = local->finder; | |
753 | ||
754 | if (!(pcmcia_dev_present(link))) { | |
624dd669 | 755 | dev_dbg(&link->dev, "ray_cs join_net - device not present\n"); |
141fa61f JD |
756 | return; |
757 | } | |
758 | /* Fill in the CCS fields for the ECF */ | |
759 | if ((ccsindex = get_free_ccs(local)) < 0) | |
760 | return; | |
761 | pccs = ccs_base(local) + ccsindex; | |
762 | writeb(CCS_JOIN_NETWORK, &pccs->cmd); | |
763 | writeb(0, &pccs->var.join_network.update_param); | |
764 | writeb(0, &pccs->var.join_network.net_initiated); | |
765 | /* Interrupt the firmware to process the command */ | |
766 | if (interrupt_ecf(local, ccsindex)) { | |
624dd669 | 767 | dev_dbg(&link->dev, "ray join net failed - card not ready for intr\n"); |
141fa61f JD |
768 | writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status); |
769 | return; | |
770 | } | |
771 | local->card_status = CARD_DOING_ACQ; | |
1da177e4 | 772 | } |
141fa61f | 773 | |
1da177e4 LT |
774 | /*============================================================================ |
775 | After a card is removed, ray_release() will unregister the net | |
776 | device, and release the PCMCIA configuration. If the device is | |
777 | still open, this will be postponed until it is closed. | |
778 | =============================================================================*/ | |
fba395ee | 779 | static void ray_release(struct pcmcia_device *link) |
1da177e4 | 780 | { |
141fa61f JD |
781 | struct net_device *dev = link->priv; |
782 | ray_dev_t *local = netdev_priv(dev); | |
141fa61f | 783 | |
624dd669 | 784 | dev_dbg(&link->dev, "ray_release\n"); |
141fa61f JD |
785 | |
786 | del_timer(&local->timer); | |
787 | ||
788 | iounmap(local->sram); | |
789 | iounmap(local->rmem); | |
790 | iounmap(local->amem); | |
141fa61f JD |
791 | pcmcia_disable_device(link); |
792 | ||
624dd669 | 793 | dev_dbg(&link->dev, "ray_release ending\n"); |
1da177e4 LT |
794 | } |
795 | ||
fba395ee | 796 | static int ray_suspend(struct pcmcia_device *link) |
98e4c28b | 797 | { |
98e4c28b DB |
798 | struct net_device *dev = link->priv; |
799 | ||
e2d40963 | 800 | if (link->open) |
8661bb5b | 801 | netif_device_detach(dev); |
98e4c28b DB |
802 | |
803 | return 0; | |
804 | } | |
805 | ||
fba395ee | 806 | static int ray_resume(struct pcmcia_device *link) |
98e4c28b | 807 | { |
98e4c28b DB |
808 | struct net_device *dev = link->priv; |
809 | ||
e2d40963 | 810 | if (link->open) { |
8661bb5b DB |
811 | ray_reset(dev); |
812 | netif_device_attach(dev); | |
813 | } | |
98e4c28b DB |
814 | |
815 | return 0; | |
816 | } | |
817 | ||
1da177e4 | 818 | /*===========================================================================*/ |
2ed5ba89 | 819 | static int ray_dev_init(struct net_device *dev) |
1da177e4 LT |
820 | { |
821 | #ifdef RAY_IMMEDIATE_INIT | |
141fa61f JD |
822 | int i; |
823 | #endif /* RAY_IMMEDIATE_INIT */ | |
824 | ray_dev_t *local = netdev_priv(dev); | |
825 | struct pcmcia_device *link = local->finder; | |
826 | ||
624dd669 | 827 | dev_dbg(&link->dev, "ray_dev_init(dev=%p)\n", dev); |
141fa61f | 828 | if (!(pcmcia_dev_present(link))) { |
624dd669 | 829 | dev_dbg(&link->dev, "ray_dev_init - device not present\n"); |
141fa61f JD |
830 | return -1; |
831 | } | |
1da177e4 | 832 | #ifdef RAY_IMMEDIATE_INIT |
141fa61f JD |
833 | /* Download startup parameters */ |
834 | if ((i = dl_startup_params(dev)) < 0) { | |
835 | printk(KERN_INFO "ray_dev_init dl_startup_params failed - " | |
836 | "returns 0x%x\n", i); | |
837 | return -1; | |
838 | } | |
839 | #else /* RAY_IMMEDIATE_INIT */ | |
840 | /* Postpone the card init so that we can still configure the card, | |
841 | * for example using the Wireless Extensions. The init will happen | |
842 | * in ray_open() - Jean II */ | |
624dd669 | 843 | dev_dbg(&link->dev, |
141fa61f JD |
844 | "ray_dev_init: postponing card init to ray_open() ; Status = %d\n", |
845 | local->card_status); | |
846 | #endif /* RAY_IMMEDIATE_INIT */ | |
847 | ||
848 | /* copy mac and broadcast addresses to linux device */ | |
3a6d54c5 | 849 | memcpy(dev->dev_addr, &local->sparm.b4.a_mac_addr, ADDRLEN); |
141fa61f JD |
850 | memset(dev->broadcast, 0xff, ETH_ALEN); |
851 | ||
624dd669 | 852 | dev_dbg(&link->dev, "ray_dev_init ending\n"); |
141fa61f | 853 | return 0; |
1da177e4 | 854 | } |
141fa61f | 855 | |
1da177e4 LT |
856 | /*===========================================================================*/ |
857 | static int ray_dev_config(struct net_device *dev, struct ifmap *map) | |
858 | { | |
141fa61f JD |
859 | ray_dev_t *local = netdev_priv(dev); |
860 | struct pcmcia_device *link = local->finder; | |
861 | /* Dummy routine to satisfy device structure */ | |
624dd669 | 862 | dev_dbg(&link->dev, "ray_dev_config(dev=%p,ifmap=%p)\n", dev, map); |
141fa61f | 863 | if (!(pcmcia_dev_present(link))) { |
624dd669 | 864 | dev_dbg(&link->dev, "ray_dev_config - device not present\n"); |
141fa61f JD |
865 | return -1; |
866 | } | |
1da177e4 | 867 | |
141fa61f | 868 | return 0; |
1da177e4 | 869 | } |
141fa61f | 870 | |
1da177e4 | 871 | /*===========================================================================*/ |
d0cf9c0d SH |
872 | static netdev_tx_t ray_dev_start_xmit(struct sk_buff *skb, |
873 | struct net_device *dev) | |
1da177e4 | 874 | { |
141fa61f JD |
875 | ray_dev_t *local = netdev_priv(dev); |
876 | struct pcmcia_device *link = local->finder; | |
877 | short length = skb->len; | |
878 | ||
d0cf9c0d | 879 | if (!pcmcia_dev_present(link)) { |
624dd669 | 880 | dev_dbg(&link->dev, "ray_dev_start_xmit - device not present\n"); |
d0cf9c0d SH |
881 | dev_kfree_skb(skb); |
882 | return NETDEV_TX_OK; | |
141fa61f | 883 | } |
d0cf9c0d | 884 | |
624dd669 | 885 | dev_dbg(&link->dev, "ray_dev_start_xmit(skb=%p, dev=%p)\n", skb, dev); |
141fa61f | 886 | if (local->authentication_state == NEED_TO_AUTH) { |
624dd669 | 887 | dev_dbg(&link->dev, "ray_cs Sending authentication request.\n"); |
141fa61f JD |
888 | if (!build_auth_frame(local, local->auth_id, OPEN_AUTH_REQUEST)) { |
889 | local->authentication_state = AUTHENTICATED; | |
890 | netif_stop_queue(dev); | |
5b548140 | 891 | return NETDEV_TX_BUSY; |
141fa61f JD |
892 | } |
893 | } | |
894 | ||
895 | if (length < ETH_ZLEN) { | |
896 | if (skb_padto(skb, ETH_ZLEN)) | |
6ed10654 | 897 | return NETDEV_TX_OK; |
141fa61f JD |
898 | length = ETH_ZLEN; |
899 | } | |
900 | switch (ray_hw_xmit(skb->data, length, dev, DATA_TYPE)) { | |
901 | case XMIT_NO_CCS: | |
902 | case XMIT_NEED_AUTH: | |
903 | netif_stop_queue(dev); | |
5b548140 | 904 | return NETDEV_TX_BUSY; |
141fa61f JD |
905 | case XMIT_NO_INTR: |
906 | case XMIT_MSG_BAD: | |
907 | case XMIT_OK: | |
908 | default: | |
141fa61f | 909 | dev_kfree_skb(skb); |
141fa61f | 910 | } |
d0cf9c0d | 911 | |
6ed10654 | 912 | return NETDEV_TX_OK; |
1da177e4 | 913 | } /* ray_dev_start_xmit */ |
141fa61f | 914 | |
1da177e4 | 915 | /*===========================================================================*/ |
141fa61f JD |
916 | static int ray_hw_xmit(unsigned char *data, int len, struct net_device *dev, |
917 | UCHAR msg_type) | |
918 | { | |
919 | ray_dev_t *local = netdev_priv(dev); | |
920 | struct ccs __iomem *pccs; | |
921 | int ccsindex; | |
922 | int offset; | |
923 | struct tx_msg __iomem *ptx; /* Address of xmit buffer in PC space */ | |
924 | short int addr; /* Address of xmit buffer in card space */ | |
925 | ||
624dd669 | 926 | pr_debug("ray_hw_xmit(data=%p, len=%d, dev=%p)\n", data, len, dev); |
141fa61f JD |
927 | if (len + TX_HEADER_LENGTH > TX_BUF_SIZE) { |
928 | printk(KERN_INFO "ray_hw_xmit packet too large: %d bytes\n", | |
929 | len); | |
930 | return XMIT_MSG_BAD; | |
931 | } | |
1da177e4 LT |
932 | switch (ccsindex = get_free_tx_ccs(local)) { |
933 | case ECCSBUSY: | |
624dd669 | 934 | pr_debug("ray_hw_xmit tx_ccs table busy\n"); |
1da177e4 | 935 | case ECCSFULL: |
624dd669 | 936 | pr_debug("ray_hw_xmit No free tx ccs\n"); |
1da177e4 | 937 | case ECARDGONE: |
141fa61f JD |
938 | netif_stop_queue(dev); |
939 | return XMIT_NO_CCS; | |
1da177e4 LT |
940 | default: |
941 | break; | |
942 | } | |
141fa61f JD |
943 | addr = TX_BUF_BASE + (ccsindex << 11); |
944 | ||
945 | if (msg_type == DATA_TYPE) { | |
946 | local->stats.tx_bytes += len; | |
947 | local->stats.tx_packets++; | |
948 | } | |
949 | ||
950 | ptx = local->sram + addr; | |
951 | ||
952 | ray_build_header(local, ptx, msg_type, data); | |
953 | if (translate) { | |
954 | offset = translate_frame(local, ptx, data, len); | |
955 | } else { /* Encapsulate frame */ | |
956 | /* TBD TIB length will move address of ptx->var */ | |
957 | memcpy_toio(&ptx->var, data, len); | |
958 | offset = 0; | |
959 | } | |
960 | ||
961 | /* fill in the CCS */ | |
962 | pccs = ccs_base(local) + ccsindex; | |
963 | len += TX_HEADER_LENGTH + offset; | |
964 | writeb(CCS_TX_REQUEST, &pccs->cmd); | |
965 | writeb(addr >> 8, &pccs->var.tx_request.tx_data_ptr[0]); | |
966 | writeb(local->tib_length, &pccs->var.tx_request.tx_data_ptr[1]); | |
967 | writeb(len >> 8, &pccs->var.tx_request.tx_data_length[0]); | |
968 | writeb(len & 0xff, &pccs->var.tx_request.tx_data_length[1]); | |
1da177e4 | 969 | /* TBD still need psm_cam? */ |
141fa61f JD |
970 | writeb(PSM_CAM, &pccs->var.tx_request.pow_sav_mode); |
971 | writeb(local->net_default_tx_rate, &pccs->var.tx_request.tx_rate); | |
972 | writeb(0, &pccs->var.tx_request.antenna); | |
624dd669 | 973 | pr_debug("ray_hw_xmit default_tx_rate = 0x%x\n", |
141fa61f JD |
974 | local->net_default_tx_rate); |
975 | ||
976 | /* Interrupt the firmware to process the command */ | |
977 | if (interrupt_ecf(local, ccsindex)) { | |
624dd669 | 978 | pr_debug("ray_hw_xmit failed - ECF not ready for intr\n"); |
1da177e4 LT |
979 | /* TBD very inefficient to copy packet to buffer, and then not |
980 | send it, but the alternative is to queue the messages and that | |
981 | won't be done for a while. Maybe set tbusy until a CCS is free? | |
982 | */ | |
141fa61f JD |
983 | writeb(CCS_BUFFER_FREE, &pccs->buffer_status); |
984 | return XMIT_NO_INTR; | |
985 | } | |
986 | return XMIT_OK; | |
1da177e4 | 987 | } /* end ray_hw_xmit */ |
141fa61f | 988 | |
1da177e4 | 989 | /*===========================================================================*/ |
141fa61f JD |
990 | static int translate_frame(ray_dev_t *local, struct tx_msg __iomem *ptx, |
991 | unsigned char *data, int len) | |
992 | { | |
993 | __be16 proto = ((struct ethhdr *)data)->h_proto; | |
994 | if (ntohs(proto) >= 1536) { /* DIX II ethernet frame */ | |
624dd669 | 995 | pr_debug("ray_cs translate_frame DIX II\n"); |
141fa61f JD |
996 | /* Copy LLC header to card buffer */ |
997 | memcpy_toio(&ptx->var, eth2_llc, sizeof(eth2_llc)); | |
998 | memcpy_toio(((void __iomem *)&ptx->var) + sizeof(eth2_llc), | |
999 | (UCHAR *) &proto, 2); | |
1000 | if (proto == htons(ETH_P_AARP) || proto == htons(ETH_P_IPX)) { | |
1001 | /* This is the selective translation table, only 2 entries */ | |
1002 | writeb(0xf8, | |
1003 | &((struct snaphdr_t __iomem *)ptx->var)->org[3]); | |
1004 | } | |
1005 | /* Copy body of ethernet packet without ethernet header */ | |
1006 | memcpy_toio((void __iomem *)&ptx->var + | |
1007 | sizeof(struct snaphdr_t), data + ETH_HLEN, | |
1008 | len - ETH_HLEN); | |
1009 | return (int)sizeof(struct snaphdr_t) - ETH_HLEN; | |
1010 | } else { /* already 802 type, and proto is length */ | |
624dd669 | 1011 | pr_debug("ray_cs translate_frame 802\n"); |
141fa61f | 1012 | if (proto == htons(0xffff)) { /* evil netware IPX 802.3 without LLC */ |
624dd669 | 1013 | pr_debug("ray_cs translate_frame evil IPX\n"); |
141fa61f JD |
1014 | memcpy_toio(&ptx->var, data + ETH_HLEN, len - ETH_HLEN); |
1015 | return 0 - ETH_HLEN; | |
1016 | } | |
1017 | memcpy_toio(&ptx->var, data + ETH_HLEN, len - ETH_HLEN); | |
1018 | return 0 - ETH_HLEN; | |
1019 | } | |
1020 | /* TBD do other frame types */ | |
1da177e4 | 1021 | } /* end translate_frame */ |
141fa61f | 1022 | |
1da177e4 | 1023 | /*===========================================================================*/ |
141fa61f JD |
1024 | static void ray_build_header(ray_dev_t *local, struct tx_msg __iomem *ptx, |
1025 | UCHAR msg_type, unsigned char *data) | |
1da177e4 | 1026 | { |
141fa61f | 1027 | writeb(PROTOCOL_VER | msg_type, &ptx->mac.frame_ctl_1); |
1da177e4 | 1028 | /*** IEEE 802.11 Address field assignments ************* |
141fa61f JD |
1029 | TODS FROMDS addr_1 addr_2 addr_3 addr_4 |
1030 | Adhoc 0 0 dest src (terminal) BSSID N/A | |
1031 | AP to Terminal 0 1 dest AP(BSSID) source N/A | |
1032 | Terminal to AP 1 0 AP(BSSID) src (terminal) dest N/A | |
1033 | AP to AP 1 1 dest AP src AP dest source | |
1da177e4 | 1034 | *******************************************************/ |
141fa61f JD |
1035 | if (local->net_type == ADHOC) { |
1036 | writeb(0, &ptx->mac.frame_ctl_2); | |
1037 | memcpy_toio(ptx->mac.addr_1, ((struct ethhdr *)data)->h_dest, | |
1038 | 2 * ADDRLEN); | |
1039 | memcpy_toio(ptx->mac.addr_3, local->bss_id, ADDRLEN); | |
1040 | } else { /* infrastructure */ | |
1041 | ||
1042 | if (local->sparm.b4.a_acting_as_ap_status) { | |
1043 | writeb(FC2_FROM_DS, &ptx->mac.frame_ctl_2); | |
1044 | memcpy_toio(ptx->mac.addr_1, | |
1045 | ((struct ethhdr *)data)->h_dest, ADDRLEN); | |
1046 | memcpy_toio(ptx->mac.addr_2, local->bss_id, 6); | |
1047 | memcpy_toio(ptx->mac.addr_3, | |
1048 | ((struct ethhdr *)data)->h_source, ADDRLEN); | |
1049 | } else { /* Terminal */ | |
1050 | ||
1051 | writeb(FC2_TO_DS, &ptx->mac.frame_ctl_2); | |
1052 | memcpy_toio(ptx->mac.addr_1, local->bss_id, ADDRLEN); | |
1053 | memcpy_toio(ptx->mac.addr_2, | |
1054 | ((struct ethhdr *)data)->h_source, ADDRLEN); | |
1055 | memcpy_toio(ptx->mac.addr_3, | |
1056 | ((struct ethhdr *)data)->h_dest, ADDRLEN); | |
1057 | } | |
1058 | } | |
1da177e4 LT |
1059 | } /* end encapsulate_frame */ |
1060 | ||
1da177e4 LT |
1061 | /*====================================================================*/ |
1062 | ||
3d5d5ac0 JT |
1063 | /*------------------------------------------------------------------*/ |
1064 | /* | |
1065 | * Wireless Handler : get protocol name | |
1066 | */ | |
43ead78a JP |
1067 | static int ray_get_name(struct net_device *dev, struct iw_request_info *info, |
1068 | union iwreq_data *wrqu, char *extra) | |
1da177e4 | 1069 | { |
43ead78a | 1070 | strcpy(wrqu->name, "IEEE 802.11-FH"); |
3d5d5ac0 JT |
1071 | return 0; |
1072 | } | |
1da177e4 | 1073 | |
3d5d5ac0 JT |
1074 | /*------------------------------------------------------------------*/ |
1075 | /* | |
1076 | * Wireless Handler : set frequency | |
1077 | */ | |
43ead78a JP |
1078 | static int ray_set_freq(struct net_device *dev, struct iw_request_info *info, |
1079 | union iwreq_data *wrqu, char *extra) | |
3d5d5ac0 | 1080 | { |
6dbc9c89 | 1081 | ray_dev_t *local = netdev_priv(dev); |
141fa61f | 1082 | int err = -EINPROGRESS; /* Call commit handler */ |
1da177e4 | 1083 | |
3d5d5ac0 | 1084 | /* Reject if card is already initialised */ |
141fa61f | 1085 | if (local->card_status != CARD_AWAITING_PARAM) |
3d5d5ac0 | 1086 | return -EBUSY; |
1da177e4 | 1087 | |
3d5d5ac0 | 1088 | /* Setting by channel number */ |
43ead78a | 1089 | if ((wrqu->freq.m > USA_HOP_MOD) || (wrqu->freq.e > 0)) |
3d5d5ac0 JT |
1090 | err = -EOPNOTSUPP; |
1091 | else | |
43ead78a | 1092 | local->sparm.b5.a_hop_pattern = wrqu->freq.m; |
1da177e4 | 1093 | |
3d5d5ac0 JT |
1094 | return err; |
1095 | } | |
141fa61f | 1096 | |
3d5d5ac0 JT |
1097 | /*------------------------------------------------------------------*/ |
1098 | /* | |
1099 | * Wireless Handler : get frequency | |
1100 | */ | |
43ead78a JP |
1101 | static int ray_get_freq(struct net_device *dev, struct iw_request_info *info, |
1102 | union iwreq_data *wrqu, char *extra) | |
3d5d5ac0 | 1103 | { |
6dbc9c89 | 1104 | ray_dev_t *local = netdev_priv(dev); |
1da177e4 | 1105 | |
43ead78a JP |
1106 | wrqu->freq.m = local->sparm.b5.a_hop_pattern; |
1107 | wrqu->freq.e = 0; | |
3d5d5ac0 JT |
1108 | return 0; |
1109 | } | |
1110 | ||
1111 | /*------------------------------------------------------------------*/ | |
1112 | /* | |
1113 | * Wireless Handler : set ESSID | |
1114 | */ | |
43ead78a JP |
1115 | static int ray_set_essid(struct net_device *dev, struct iw_request_info *info, |
1116 | union iwreq_data *wrqu, char *extra) | |
3d5d5ac0 | 1117 | { |
6dbc9c89 | 1118 | ray_dev_t *local = netdev_priv(dev); |
3d5d5ac0 JT |
1119 | |
1120 | /* Reject if card is already initialised */ | |
141fa61f | 1121 | if (local->card_status != CARD_AWAITING_PARAM) |
3d5d5ac0 JT |
1122 | return -EBUSY; |
1123 | ||
1124 | /* Check if we asked for `any' */ | |
43ead78a | 1125 | if (wrqu->essid.flags == 0) |
1da177e4 | 1126 | /* Corey : can you do that ? */ |
3d5d5ac0 | 1127 | return -EOPNOTSUPP; |
1da177e4 | 1128 | |
43ead78a JP |
1129 | /* Check the size of the string */ |
1130 | if (wrqu->essid.length > IW_ESSID_MAX_SIZE) | |
1131 | return -E2BIG; | |
1132 | ||
1133 | /* Set the ESSID in the card */ | |
1134 | memset(local->sparm.b5.a_current_ess_id, 0, IW_ESSID_MAX_SIZE); | |
1135 | memcpy(local->sparm.b5.a_current_ess_id, extra, wrqu->essid.length); | |
1da177e4 | 1136 | |
141fa61f | 1137 | return -EINPROGRESS; /* Call commit handler */ |
3d5d5ac0 | 1138 | } |
1da177e4 | 1139 | |
3d5d5ac0 JT |
1140 | /*------------------------------------------------------------------*/ |
1141 | /* | |
1142 | * Wireless Handler : get ESSID | |
1143 | */ | |
43ead78a JP |
1144 | static int ray_get_essid(struct net_device *dev, struct iw_request_info *info, |
1145 | union iwreq_data *wrqu, char *extra) | |
3d5d5ac0 | 1146 | { |
6dbc9c89 | 1147 | ray_dev_t *local = netdev_priv(dev); |
3d5d5ac0 JT |
1148 | |
1149 | /* Get the essid that was set */ | |
1150 | memcpy(extra, local->sparm.b5.a_current_ess_id, IW_ESSID_MAX_SIZE); | |
3d5d5ac0 JT |
1151 | |
1152 | /* Push it out ! */ | |
43ead78a JP |
1153 | wrqu->essid.length = strlen(extra); |
1154 | wrqu->essid.flags = 1; /* active */ | |
3d5d5ac0 JT |
1155 | |
1156 | return 0; | |
1157 | } | |
1158 | ||
1159 | /*------------------------------------------------------------------*/ | |
1160 | /* | |
1161 | * Wireless Handler : get AP address | |
1162 | */ | |
43ead78a JP |
1163 | static int ray_get_wap(struct net_device *dev, struct iw_request_info *info, |
1164 | union iwreq_data *wrqu, char *extra) | |
3d5d5ac0 | 1165 | { |
6dbc9c89 | 1166 | ray_dev_t *local = netdev_priv(dev); |
3d5d5ac0 | 1167 | |
43ead78a JP |
1168 | memcpy(wrqu->ap_addr.sa_data, local->bss_id, ETH_ALEN); |
1169 | wrqu->ap_addr.sa_family = ARPHRD_ETHER; | |
3d5d5ac0 JT |
1170 | |
1171 | return 0; | |
1172 | } | |
1173 | ||
1174 | /*------------------------------------------------------------------*/ | |
1175 | /* | |
1176 | * Wireless Handler : set Bit-Rate | |
1177 | */ | |
43ead78a JP |
1178 | static int ray_set_rate(struct net_device *dev, struct iw_request_info *info, |
1179 | union iwreq_data *wrqu, char *extra) | |
3d5d5ac0 | 1180 | { |
6dbc9c89 | 1181 | ray_dev_t *local = netdev_priv(dev); |
3d5d5ac0 JT |
1182 | |
1183 | /* Reject if card is already initialised */ | |
141fa61f | 1184 | if (local->card_status != CARD_AWAITING_PARAM) |
3d5d5ac0 JT |
1185 | return -EBUSY; |
1186 | ||
1187 | /* Check if rate is in range */ | |
43ead78a | 1188 | if ((wrqu->bitrate.value != 1000000) && (wrqu->bitrate.value != 2000000)) |
3d5d5ac0 JT |
1189 | return -EINVAL; |
1190 | ||
1191 | /* Hack for 1.5 Mb/s instead of 2 Mb/s */ | |
141fa61f | 1192 | if ((local->fw_ver == 0x55) && /* Please check */ |
43ead78a | 1193 | (wrqu->bitrate.value == 2000000)) |
3d5d5ac0 | 1194 | local->net_default_tx_rate = 3; |
1da177e4 | 1195 | else |
43ead78a | 1196 | local->net_default_tx_rate = wrqu->bitrate.value / 500000; |
3d5d5ac0 JT |
1197 | |
1198 | return 0; | |
1199 | } | |
1200 | ||
1201 | /*------------------------------------------------------------------*/ | |
1202 | /* | |
1203 | * Wireless Handler : get Bit-Rate | |
1204 | */ | |
43ead78a JP |
1205 | static int ray_get_rate(struct net_device *dev, struct iw_request_info *info, |
1206 | union iwreq_data *wrqu, char *extra) | |
3d5d5ac0 | 1207 | { |
6dbc9c89 | 1208 | ray_dev_t *local = netdev_priv(dev); |
3d5d5ac0 | 1209 | |
141fa61f | 1210 | if (local->net_default_tx_rate == 3) |
43ead78a | 1211 | wrqu->bitrate.value = 2000000; /* Hum... */ |
3d5d5ac0 | 1212 | else |
43ead78a JP |
1213 | wrqu->bitrate.value = local->net_default_tx_rate * 500000; |
1214 | wrqu->bitrate.fixed = 0; /* We are in auto mode */ | |
3d5d5ac0 JT |
1215 | |
1216 | return 0; | |
1217 | } | |
1218 | ||
1219 | /*------------------------------------------------------------------*/ | |
1220 | /* | |
1221 | * Wireless Handler : set RTS threshold | |
1222 | */ | |
43ead78a JP |
1223 | static int ray_set_rts(struct net_device *dev, struct iw_request_info *info, |
1224 | union iwreq_data *wrqu, char *extra) | |
3d5d5ac0 | 1225 | { |
6dbc9c89 | 1226 | ray_dev_t *local = netdev_priv(dev); |
43ead78a | 1227 | int rthr = wrqu->rts.value; |
3d5d5ac0 JT |
1228 | |
1229 | /* Reject if card is already initialised */ | |
141fa61f | 1230 | if (local->card_status != CARD_AWAITING_PARAM) |
3d5d5ac0 JT |
1231 | return -EBUSY; |
1232 | ||
1233 | /* if(wrq->u.rts.fixed == 0) we should complain */ | |
43ead78a | 1234 | if (wrqu->rts.disabled) |
3d5d5ac0 JT |
1235 | rthr = 32767; |
1236 | else { | |
141fa61f | 1237 | if ((rthr < 0) || (rthr > 2347)) /* What's the max packet size ??? */ |
3d5d5ac0 JT |
1238 | return -EINVAL; |
1239 | } | |
1da177e4 LT |
1240 | local->sparm.b5.a_rts_threshold[0] = (rthr >> 8) & 0xFF; |
1241 | local->sparm.b5.a_rts_threshold[1] = rthr & 0xFF; | |
1da177e4 | 1242 | |
141fa61f | 1243 | return -EINPROGRESS; /* Call commit handler */ |
3d5d5ac0 | 1244 | } |
1da177e4 | 1245 | |
3d5d5ac0 JT |
1246 | /*------------------------------------------------------------------*/ |
1247 | /* | |
1248 | * Wireless Handler : get RTS threshold | |
1249 | */ | |
43ead78a JP |
1250 | static int ray_get_rts(struct net_device *dev, struct iw_request_info *info, |
1251 | union iwreq_data *wrqu, char *extra) | |
3d5d5ac0 | 1252 | { |
6dbc9c89 | 1253 | ray_dev_t *local = netdev_priv(dev); |
3d5d5ac0 | 1254 | |
43ead78a | 1255 | wrqu->rts.value = (local->sparm.b5.a_rts_threshold[0] << 8) |
141fa61f | 1256 | + local->sparm.b5.a_rts_threshold[1]; |
43ead78a JP |
1257 | wrqu->rts.disabled = (wrqu->rts.value == 32767); |
1258 | wrqu->rts.fixed = 1; | |
3d5d5ac0 JT |
1259 | |
1260 | return 0; | |
1261 | } | |
1262 | ||
1263 | /*------------------------------------------------------------------*/ | |
1264 | /* | |
1265 | * Wireless Handler : set Fragmentation threshold | |
1266 | */ | |
43ead78a JP |
1267 | static int ray_set_frag(struct net_device *dev, struct iw_request_info *info, |
1268 | union iwreq_data *wrqu, char *extra) | |
3d5d5ac0 | 1269 | { |
6dbc9c89 | 1270 | ray_dev_t *local = netdev_priv(dev); |
43ead78a | 1271 | int fthr = wrqu->frag.value; |
3d5d5ac0 JT |
1272 | |
1273 | /* Reject if card is already initialised */ | |
141fa61f | 1274 | if (local->card_status != CARD_AWAITING_PARAM) |
3d5d5ac0 | 1275 | return -EBUSY; |
1da177e4 LT |
1276 | |
1277 | /* if(wrq->u.frag.fixed == 0) should complain */ | |
43ead78a | 1278 | if (wrqu->frag.disabled) |
3d5d5ac0 JT |
1279 | fthr = 32767; |
1280 | else { | |
141fa61f | 1281 | if ((fthr < 256) || (fthr > 2347)) /* To check out ! */ |
3d5d5ac0 JT |
1282 | return -EINVAL; |
1283 | } | |
1da177e4 LT |
1284 | local->sparm.b5.a_frag_threshold[0] = (fthr >> 8) & 0xFF; |
1285 | local->sparm.b5.a_frag_threshold[1] = fthr & 0xFF; | |
1da177e4 | 1286 | |
141fa61f | 1287 | return -EINPROGRESS; /* Call commit handler */ |
3d5d5ac0 JT |
1288 | } |
1289 | ||
1290 | /*------------------------------------------------------------------*/ | |
1291 | /* | |
1292 | * Wireless Handler : get Fragmentation threshold | |
1293 | */ | |
43ead78a JP |
1294 | static int ray_get_frag(struct net_device *dev, struct iw_request_info *info, |
1295 | union iwreq_data *wrqu, char *extra) | |
3d5d5ac0 | 1296 | { |
6dbc9c89 | 1297 | ray_dev_t *local = netdev_priv(dev); |
3d5d5ac0 | 1298 | |
43ead78a | 1299 | wrqu->frag.value = (local->sparm.b5.a_frag_threshold[0] << 8) |
141fa61f | 1300 | + local->sparm.b5.a_frag_threshold[1]; |
43ead78a JP |
1301 | wrqu->frag.disabled = (wrqu->frag.value == 32767); |
1302 | wrqu->frag.fixed = 1; | |
1da177e4 | 1303 | |
3d5d5ac0 JT |
1304 | return 0; |
1305 | } | |
1da177e4 | 1306 | |
3d5d5ac0 JT |
1307 | /*------------------------------------------------------------------*/ |
1308 | /* | |
1309 | * Wireless Handler : set Mode of Operation | |
1310 | */ | |
43ead78a JP |
1311 | static int ray_set_mode(struct net_device *dev, struct iw_request_info *info, |
1312 | union iwreq_data *wrqu, char *extra) | |
3d5d5ac0 | 1313 | { |
6dbc9c89 | 1314 | ray_dev_t *local = netdev_priv(dev); |
141fa61f | 1315 | int err = -EINPROGRESS; /* Call commit handler */ |
1da177e4 | 1316 | char card_mode = 1; |
1da177e4 | 1317 | |
3d5d5ac0 | 1318 | /* Reject if card is already initialised */ |
141fa61f | 1319 | if (local->card_status != CARD_AWAITING_PARAM) |
3d5d5ac0 JT |
1320 | return -EBUSY; |
1321 | ||
43ead78a | 1322 | switch (wrqu->mode) { |
1da177e4 | 1323 | case IW_MODE_ADHOC: |
3d5d5ac0 | 1324 | card_mode = 0; |
141fa61f | 1325 | /* Fall through */ |
1da177e4 | 1326 | case IW_MODE_INFRA: |
3d5d5ac0 JT |
1327 | local->sparm.b5.a_network_type = card_mode; |
1328 | break; | |
1da177e4 | 1329 | default: |
3d5d5ac0 | 1330 | err = -EINVAL; |
1da177e4 | 1331 | } |
1da177e4 | 1332 | |
3d5d5ac0 JT |
1333 | return err; |
1334 | } | |
1da177e4 | 1335 | |
3d5d5ac0 JT |
1336 | /*------------------------------------------------------------------*/ |
1337 | /* | |
1338 | * Wireless Handler : get Mode of Operation | |
1339 | */ | |
43ead78a JP |
1340 | static int ray_get_mode(struct net_device *dev, struct iw_request_info *info, |
1341 | union iwreq_data *wrqu, char *extra) | |
3d5d5ac0 | 1342 | { |
6dbc9c89 | 1343 | ray_dev_t *local = netdev_priv(dev); |
1da177e4 | 1344 | |
141fa61f | 1345 | if (local->sparm.b5.a_network_type) |
43ead78a | 1346 | wrqu->mode = IW_MODE_INFRA; |
3d5d5ac0 | 1347 | else |
43ead78a | 1348 | wrqu->mode = IW_MODE_ADHOC; |
1da177e4 | 1349 | |
3d5d5ac0 JT |
1350 | return 0; |
1351 | } | |
1da177e4 | 1352 | |
3d5d5ac0 JT |
1353 | /*------------------------------------------------------------------*/ |
1354 | /* | |
1355 | * Wireless Handler : get range info | |
1356 | */ | |
43ead78a JP |
1357 | static int ray_get_range(struct net_device *dev, struct iw_request_info *info, |
1358 | union iwreq_data *wrqu, char *extra) | |
3d5d5ac0 | 1359 | { |
141fa61f | 1360 | struct iw_range *range = (struct iw_range *)extra; |
3d5d5ac0 | 1361 | |
43ead78a | 1362 | memset(range, 0, sizeof(struct iw_range)); |
3d5d5ac0 JT |
1363 | |
1364 | /* Set the length (very important for backward compatibility) */ | |
43ead78a | 1365 | wrqu->data.length = sizeof(struct iw_range); |
3d5d5ac0 JT |
1366 | |
1367 | /* Set the Wireless Extension versions */ | |
1368 | range->we_version_compiled = WIRELESS_EXT; | |
1369 | range->we_version_source = 9; | |
1370 | ||
1371 | /* Set information in the range struct */ | |
1372 | range->throughput = 1.1 * 1000 * 1000; /* Put the right number here */ | |
141fa61f | 1373 | range->num_channels = hop_pattern_length[(int)country]; |
3d5d5ac0 JT |
1374 | range->num_frequency = 0; |
1375 | range->max_qual.qual = 0; | |
1376 | range->max_qual.level = 255; /* What's the correct value ? */ | |
1377 | range->max_qual.noise = 255; /* Idem */ | |
1378 | range->num_bitrates = 2; | |
1379 | range->bitrate[0] = 1000000; /* 1 Mb/s */ | |
1380 | range->bitrate[1] = 2000000; /* 2 Mb/s */ | |
1381 | return 0; | |
1382 | } | |
1da177e4 | 1383 | |
3d5d5ac0 JT |
1384 | /*------------------------------------------------------------------*/ |
1385 | /* | |
1386 | * Wireless Private Handler : set framing mode | |
1387 | */ | |
43ead78a | 1388 | static int ray_set_framing(struct net_device *dev, struct iw_request_info *info, |
141fa61f | 1389 | union iwreq_data *wrqu, char *extra) |
3d5d5ac0 JT |
1390 | { |
1391 | translate = *(extra); /* Set framing mode */ | |
1da177e4 | 1392 | |
3d5d5ac0 JT |
1393 | return 0; |
1394 | } | |
1da177e4 | 1395 | |
3d5d5ac0 JT |
1396 | /*------------------------------------------------------------------*/ |
1397 | /* | |
1398 | * Wireless Private Handler : get framing mode | |
1399 | */ | |
43ead78a | 1400 | static int ray_get_framing(struct net_device *dev, struct iw_request_info *info, |
141fa61f | 1401 | union iwreq_data *wrqu, char *extra) |
3d5d5ac0 JT |
1402 | { |
1403 | *(extra) = translate; | |
1404 | ||
1405 | return 0; | |
1406 | } | |
1407 | ||
1408 | /*------------------------------------------------------------------*/ | |
1409 | /* | |
1410 | * Wireless Private Handler : get country | |
1411 | */ | |
43ead78a | 1412 | static int ray_get_country(struct net_device *dev, struct iw_request_info *info, |
141fa61f | 1413 | union iwreq_data *wrqu, char *extra) |
3d5d5ac0 JT |
1414 | { |
1415 | *(extra) = country; | |
1416 | ||
1417 | return 0; | |
1418 | } | |
1419 | ||
1420 | /*------------------------------------------------------------------*/ | |
1421 | /* | |
1422 | * Commit handler : called after a bunch of SET operations | |
1423 | */ | |
43ead78a JP |
1424 | static int ray_commit(struct net_device *dev, struct iw_request_info *info, |
1425 | union iwreq_data *wrqu, char *extra) | |
1426 | { | |
3d5d5ac0 JT |
1427 | return 0; |
1428 | } | |
1429 | ||
1430 | /*------------------------------------------------------------------*/ | |
1431 | /* | |
1432 | * Stats handler : return Wireless Stats | |
1433 | */ | |
141fa61f | 1434 | static iw_stats *ray_get_wireless_stats(struct net_device *dev) |
1da177e4 | 1435 | { |
141fa61f JD |
1436 | ray_dev_t *local = netdev_priv(dev); |
1437 | struct pcmcia_device *link = local->finder; | |
1438 | struct status __iomem *p = local->sram + STATUS_BASE; | |
1da177e4 | 1439 | |
141fa61f | 1440 | local->wstats.status = local->card_status; |
1da177e4 | 1441 | #ifdef WIRELESS_SPY |
141fa61f JD |
1442 | if ((local->spy_data.spy_number > 0) |
1443 | && (local->sparm.b5.a_network_type == 0)) { | |
1444 | /* Get it from the first node in spy list */ | |
1445 | local->wstats.qual.qual = local->spy_data.spy_stat[0].qual; | |
1446 | local->wstats.qual.level = local->spy_data.spy_stat[0].level; | |
1447 | local->wstats.qual.noise = local->spy_data.spy_stat[0].noise; | |
1448 | local->wstats.qual.updated = | |
1449 | local->spy_data.spy_stat[0].updated; | |
1450 | } | |
1da177e4 LT |
1451 | #endif /* WIRELESS_SPY */ |
1452 | ||
141fa61f JD |
1453 | if (pcmcia_dev_present(link)) { |
1454 | local->wstats.qual.noise = readb(&p->rxnoise); | |
1455 | local->wstats.qual.updated |= 4; | |
1456 | } | |
1da177e4 | 1457 | |
141fa61f | 1458 | return &local->wstats; |
1da177e4 | 1459 | } /* end ray_get_wireless_stats */ |
3d5d5ac0 JT |
1460 | |
1461 | /*------------------------------------------------------------------*/ | |
1462 | /* | |
1463 | * Structures to export the Wireless Handlers | |
1464 | */ | |
1465 | ||
141fa61f | 1466 | static const iw_handler ray_handler[] = { |
43ead78a JP |
1467 | IW_HANDLER(SIOCSIWCOMMIT, ray_commit), |
1468 | IW_HANDLER(SIOCGIWNAME, ray_get_name), | |
1469 | IW_HANDLER(SIOCSIWFREQ, ray_set_freq), | |
1470 | IW_HANDLER(SIOCGIWFREQ, ray_get_freq), | |
1471 | IW_HANDLER(SIOCSIWMODE, ray_set_mode), | |
1472 | IW_HANDLER(SIOCGIWMODE, ray_get_mode), | |
1473 | IW_HANDLER(SIOCGIWRANGE, ray_get_range), | |
3d5d5ac0 | 1474 | #ifdef WIRELESS_SPY |
270020e8 JP |
1475 | IW_HANDLER(SIOCSIWSPY, iw_handler_set_spy), |
1476 | IW_HANDLER(SIOCGIWSPY, iw_handler_get_spy), | |
1477 | IW_HANDLER(SIOCSIWTHRSPY, iw_handler_set_thrspy), | |
1478 | IW_HANDLER(SIOCGIWTHRSPY, iw_handler_get_thrspy), | |
141fa61f | 1479 | #endif /* WIRELESS_SPY */ |
43ead78a JP |
1480 | IW_HANDLER(SIOCGIWAP, ray_get_wap), |
1481 | IW_HANDLER(SIOCSIWESSID, ray_set_essid), | |
1482 | IW_HANDLER(SIOCGIWESSID, ray_get_essid), | |
1483 | IW_HANDLER(SIOCSIWRATE, ray_set_rate), | |
1484 | IW_HANDLER(SIOCGIWRATE, ray_get_rate), | |
1485 | IW_HANDLER(SIOCSIWRTS, ray_set_rts), | |
1486 | IW_HANDLER(SIOCGIWRTS, ray_get_rts), | |
1487 | IW_HANDLER(SIOCSIWFRAG, ray_set_frag), | |
1488 | IW_HANDLER(SIOCGIWFRAG, ray_get_frag), | |
3d5d5ac0 JT |
1489 | }; |
1490 | ||
141fa61f | 1491 | #define SIOCSIPFRAMING SIOCIWFIRSTPRIV /* Set framing mode */ |
3d5d5ac0 JT |
1492 | #define SIOCGIPFRAMING SIOCIWFIRSTPRIV + 1 /* Get framing mode */ |
1493 | #define SIOCGIPCOUNTRY SIOCIWFIRSTPRIV + 3 /* Get country code */ | |
1494 | ||
141fa61f | 1495 | static const iw_handler ray_private_handler[] = { |
43ead78a JP |
1496 | [0] = ray_set_framing, |
1497 | [1] = ray_get_framing, | |
1498 | [3] = ray_get_country, | |
3d5d5ac0 JT |
1499 | }; |
1500 | ||
141fa61f | 1501 | static const struct iw_priv_args ray_private_args[] = { |
3d5d5ac0 | 1502 | /* cmd, set_args, get_args, name */ |
141fa61f JD |
1503 | {SIOCSIPFRAMING, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1, 0, |
1504 | "set_framing"}, | |
1505 | {SIOCGIPFRAMING, 0, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1, | |
1506 | "get_framing"}, | |
1507 | {SIOCGIPCOUNTRY, 0, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1, | |
1508 | "get_country"}, | |
3d5d5ac0 JT |
1509 | }; |
1510 | ||
141fa61f JD |
1511 | static const struct iw_handler_def ray_handler_def = { |
1512 | .num_standard = ARRAY_SIZE(ray_handler), | |
1513 | .num_private = ARRAY_SIZE(ray_private_handler), | |
ff8ac609 | 1514 | .num_private_args = ARRAY_SIZE(ray_private_args), |
141fa61f JD |
1515 | .standard = ray_handler, |
1516 | .private = ray_private_handler, | |
1517 | .private_args = ray_private_args, | |
3d5d5ac0 JT |
1518 | .get_wireless_stats = ray_get_wireless_stats, |
1519 | }; | |
1520 | ||
1da177e4 LT |
1521 | /*===========================================================================*/ |
1522 | static int ray_open(struct net_device *dev) | |
1523 | { | |
141fa61f JD |
1524 | ray_dev_t *local = netdev_priv(dev); |
1525 | struct pcmcia_device *link; | |
1526 | link = local->finder; | |
1da177e4 | 1527 | |
624dd669 | 1528 | dev_dbg(&link->dev, "ray_open('%s')\n", dev->name); |
1da177e4 | 1529 | |
141fa61f JD |
1530 | if (link->open == 0) |
1531 | local->num_multi = 0; | |
1532 | link->open++; | |
1da177e4 | 1533 | |
141fa61f JD |
1534 | /* If the card is not started, time to start it ! - Jean II */ |
1535 | if (local->card_status == CARD_AWAITING_PARAM) { | |
1536 | int i; | |
1da177e4 | 1537 | |
624dd669 | 1538 | dev_dbg(&link->dev, "ray_open: doing init now !\n"); |
141fa61f JD |
1539 | |
1540 | /* Download startup parameters */ | |
1541 | if ((i = dl_startup_params(dev)) < 0) { | |
1542 | printk(KERN_INFO | |
1543 | "ray_dev_init dl_startup_params failed - " | |
1544 | "returns 0x%x\n", i); | |
1545 | return -1; | |
1546 | } | |
1547 | } | |
1548 | ||
1549 | if (sniffer) | |
1550 | netif_stop_queue(dev); | |
1551 | else | |
1552 | netif_start_queue(dev); | |
1553 | ||
624dd669 | 1554 | dev_dbg(&link->dev, "ray_open ending\n"); |
141fa61f | 1555 | return 0; |
1da177e4 | 1556 | } /* end ray_open */ |
141fa61f | 1557 | |
1da177e4 LT |
1558 | /*===========================================================================*/ |
1559 | static int ray_dev_close(struct net_device *dev) | |
1560 | { | |
141fa61f JD |
1561 | ray_dev_t *local = netdev_priv(dev); |
1562 | struct pcmcia_device *link; | |
1563 | link = local->finder; | |
1da177e4 | 1564 | |
624dd669 | 1565 | dev_dbg(&link->dev, "ray_dev_close('%s')\n", dev->name); |
1da177e4 | 1566 | |
141fa61f JD |
1567 | link->open--; |
1568 | netif_stop_queue(dev); | |
1da177e4 | 1569 | |
141fa61f JD |
1570 | /* In here, we should stop the hardware (stop card from beeing active) |
1571 | * and set local->card_status to CARD_AWAITING_PARAM, so that while the | |
1572 | * card is closed we can chage its configuration. | |
1573 | * Probably also need a COR reset to get sane state - Jean II */ | |
1da177e4 | 1574 | |
141fa61f | 1575 | return 0; |
1da177e4 | 1576 | } /* end ray_dev_close */ |
141fa61f | 1577 | |
1da177e4 | 1578 | /*===========================================================================*/ |
141fa61f JD |
1579 | static void ray_reset(struct net_device *dev) |
1580 | { | |
624dd669 | 1581 | pr_debug("ray_reset entered\n"); |
1da177e4 | 1582 | } |
141fa61f | 1583 | |
1da177e4 LT |
1584 | /*===========================================================================*/ |
1585 | /* Cause a firmware interrupt if it is ready for one */ | |
1586 | /* Return nonzero if not ready */ | |
1587 | static int interrupt_ecf(ray_dev_t *local, int ccs) | |
1588 | { | |
141fa61f JD |
1589 | int i = 50; |
1590 | struct pcmcia_device *link = local->finder; | |
1591 | ||
1592 | if (!(pcmcia_dev_present(link))) { | |
624dd669 | 1593 | dev_dbg(&link->dev, "ray_cs interrupt_ecf - device not present\n"); |
141fa61f JD |
1594 | return -1; |
1595 | } | |
624dd669 | 1596 | dev_dbg(&link->dev, "interrupt_ecf(local=%p, ccs = 0x%x\n", local, ccs); |
141fa61f JD |
1597 | |
1598 | while (i && | |
1599 | (readb(local->amem + CIS_OFFSET + ECF_INTR_OFFSET) & | |
1600 | ECF_INTR_SET)) | |
1601 | i--; | |
1602 | if (i == 0) { | |
624dd669 | 1603 | dev_dbg(&link->dev, "ray_cs interrupt_ecf card not ready for interrupt\n"); |
141fa61f JD |
1604 | return -1; |
1605 | } | |
1da177e4 | 1606 | /* Fill the mailbox, then kick the card */ |
141fa61f JD |
1607 | writeb(ccs, local->sram + SCB_BASE); |
1608 | writeb(ECF_INTR_SET, local->amem + CIS_OFFSET + ECF_INTR_OFFSET); | |
1609 | return 0; | |
1da177e4 | 1610 | } /* interrupt_ecf */ |
141fa61f | 1611 | |
1da177e4 LT |
1612 | /*===========================================================================*/ |
1613 | /* Get next free transmit CCS */ | |
1614 | /* Return - index of current tx ccs */ | |
1615 | static int get_free_tx_ccs(ray_dev_t *local) | |
1616 | { | |
141fa61f JD |
1617 | int i; |
1618 | struct ccs __iomem *pccs = ccs_base(local); | |
1619 | struct pcmcia_device *link = local->finder; | |
1da177e4 | 1620 | |
141fa61f | 1621 | if (!(pcmcia_dev_present(link))) { |
624dd669 | 1622 | dev_dbg(&link->dev, "ray_cs get_free_tx_ccs - device not present\n"); |
141fa61f JD |
1623 | return ECARDGONE; |
1624 | } | |
1da177e4 | 1625 | |
141fa61f | 1626 | if (test_and_set_bit(0, &local->tx_ccs_lock)) { |
624dd669 | 1627 | dev_dbg(&link->dev, "ray_cs tx_ccs_lock busy\n"); |
141fa61f JD |
1628 | return ECCSBUSY; |
1629 | } | |
1da177e4 | 1630 | |
141fa61f JD |
1631 | for (i = 0; i < NUMBER_OF_TX_CCS; i++) { |
1632 | if (readb(&(pccs + i)->buffer_status) == CCS_BUFFER_FREE) { | |
1633 | writeb(CCS_BUFFER_BUSY, &(pccs + i)->buffer_status); | |
1634 | writeb(CCS_END_LIST, &(pccs + i)->link); | |
1da177e4 | 1635 | local->tx_ccs_lock = 0; |
141fa61f JD |
1636 | return i; |
1637 | } | |
1638 | } | |
1da177e4 | 1639 | local->tx_ccs_lock = 0; |
624dd669 | 1640 | dev_dbg(&link->dev, "ray_cs ERROR no free tx CCS for raylink card\n"); |
141fa61f | 1641 | return ECCSFULL; |
1da177e4 | 1642 | } /* get_free_tx_ccs */ |
141fa61f | 1643 | |
1da177e4 LT |
1644 | /*===========================================================================*/ |
1645 | /* Get next free CCS */ | |
1646 | /* Return - index of current ccs */ | |
1647 | static int get_free_ccs(ray_dev_t *local) | |
1648 | { | |
141fa61f JD |
1649 | int i; |
1650 | struct ccs __iomem *pccs = ccs_base(local); | |
1651 | struct pcmcia_device *link = local->finder; | |
1652 | ||
1653 | if (!(pcmcia_dev_present(link))) { | |
624dd669 | 1654 | dev_dbg(&link->dev, "ray_cs get_free_ccs - device not present\n"); |
141fa61f JD |
1655 | return ECARDGONE; |
1656 | } | |
1657 | if (test_and_set_bit(0, &local->ccs_lock)) { | |
624dd669 | 1658 | dev_dbg(&link->dev, "ray_cs ccs_lock busy\n"); |
141fa61f JD |
1659 | return ECCSBUSY; |
1660 | } | |
1661 | ||
1662 | for (i = NUMBER_OF_TX_CCS; i < NUMBER_OF_CCS; i++) { | |
1663 | if (readb(&(pccs + i)->buffer_status) == CCS_BUFFER_FREE) { | |
1664 | writeb(CCS_BUFFER_BUSY, &(pccs + i)->buffer_status); | |
1665 | writeb(CCS_END_LIST, &(pccs + i)->link); | |
1da177e4 | 1666 | local->ccs_lock = 0; |
141fa61f JD |
1667 | return i; |
1668 | } | |
1669 | } | |
1da177e4 | 1670 | local->ccs_lock = 0; |
624dd669 | 1671 | dev_dbg(&link->dev, "ray_cs ERROR no free CCS for raylink card\n"); |
141fa61f | 1672 | return ECCSFULL; |
1da177e4 | 1673 | } /* get_free_ccs */ |
141fa61f | 1674 | |
1da177e4 LT |
1675 | /*===========================================================================*/ |
1676 | static void authenticate_timeout(u_long data) | |
1677 | { | |
141fa61f JD |
1678 | ray_dev_t *local = (ray_dev_t *) data; |
1679 | del_timer(&local->timer); | |
1680 | printk(KERN_INFO "ray_cs Authentication with access point failed" | |
1681 | " - timeout\n"); | |
1682 | join_net((u_long) local); | |
1da177e4 | 1683 | } |
141fa61f | 1684 | |
1da177e4 LT |
1685 | /*===========================================================================*/ |
1686 | static int parse_addr(char *in_str, UCHAR *out) | |
1687 | { | |
141fa61f JD |
1688 | int len; |
1689 | int i, j, k; | |
1690 | int status; | |
1691 | ||
1692 | if (in_str == NULL) | |
1693 | return 0; | |
1694 | if ((len = strlen(in_str)) < 2) | |
1695 | return 0; | |
1696 | memset(out, 0, ADDRLEN); | |
1697 | ||
1698 | status = 1; | |
1699 | j = len - 1; | |
1700 | if (j > 12) | |
1701 | j = 12; | |
1702 | i = 5; | |
1703 | ||
1704 | while (j > 0) { | |
882d829a | 1705 | if ((k = hex_to_bin(in_str[j--])) != -1) |
141fa61f JD |
1706 | out[i] = k; |
1707 | else | |
1708 | return 0; | |
1709 | ||
1710 | if (j == 0) | |
1711 | break; | |
882d829a | 1712 | if ((k = hex_to_bin(in_str[j--])) != -1) |
141fa61f JD |
1713 | out[i] += k << 4; |
1714 | else | |
1715 | return 0; | |
1716 | if (!i--) | |
1717 | break; | |
1718 | } | |
1719 | return status; | |
1da177e4 | 1720 | } |
141fa61f | 1721 | |
1da177e4 LT |
1722 | /*===========================================================================*/ |
1723 | static struct net_device_stats *ray_get_stats(struct net_device *dev) | |
1724 | { | |
141fa61f JD |
1725 | ray_dev_t *local = netdev_priv(dev); |
1726 | struct pcmcia_device *link = local->finder; | |
1727 | struct status __iomem *p = local->sram + STATUS_BASE; | |
1728 | if (!(pcmcia_dev_present(link))) { | |
624dd669 | 1729 | dev_dbg(&link->dev, "ray_cs net_device_stats - device not present\n"); |
141fa61f JD |
1730 | return &local->stats; |
1731 | } | |
1732 | if (readb(&p->mrx_overflow_for_host)) { | |
1733 | local->stats.rx_over_errors += swab16(readw(&p->mrx_overflow)); | |
1734 | writeb(0, &p->mrx_overflow); | |
1735 | writeb(0, &p->mrx_overflow_for_host); | |
1736 | } | |
1737 | if (readb(&p->mrx_checksum_error_for_host)) { | |
1738 | local->stats.rx_crc_errors += | |
1739 | swab16(readw(&p->mrx_checksum_error)); | |
1740 | writeb(0, &p->mrx_checksum_error); | |
1741 | writeb(0, &p->mrx_checksum_error_for_host); | |
1742 | } | |
1743 | if (readb(&p->rx_hec_error_for_host)) { | |
1744 | local->stats.rx_frame_errors += swab16(readw(&p->rx_hec_error)); | |
1745 | writeb(0, &p->rx_hec_error); | |
1746 | writeb(0, &p->rx_hec_error_for_host); | |
1747 | } | |
1748 | return &local->stats; | |
1da177e4 | 1749 | } |
141fa61f | 1750 | |
1da177e4 | 1751 | /*===========================================================================*/ |
141fa61f JD |
1752 | static void ray_update_parm(struct net_device *dev, UCHAR objid, UCHAR *value, |
1753 | int len) | |
1754 | { | |
1755 | ray_dev_t *local = netdev_priv(dev); | |
1756 | struct pcmcia_device *link = local->finder; | |
1757 | int ccsindex; | |
1758 | int i; | |
1759 | struct ccs __iomem *pccs; | |
1760 | ||
1761 | if (!(pcmcia_dev_present(link))) { | |
624dd669 | 1762 | dev_dbg(&link->dev, "ray_update_parm - device not present\n"); |
141fa61f JD |
1763 | return; |
1764 | } | |
1765 | ||
1766 | if ((ccsindex = get_free_ccs(local)) < 0) { | |
624dd669 | 1767 | dev_dbg(&link->dev, "ray_update_parm - No free ccs\n"); |
141fa61f JD |
1768 | return; |
1769 | } | |
1770 | pccs = ccs_base(local) + ccsindex; | |
1771 | writeb(CCS_UPDATE_PARAMS, &pccs->cmd); | |
1772 | writeb(objid, &pccs->var.update_param.object_id); | |
1773 | writeb(1, &pccs->var.update_param.number_objects); | |
1774 | writeb(0, &pccs->var.update_param.failure_cause); | |
1775 | for (i = 0; i < len; i++) { | |
1776 | writeb(value[i], local->sram + HOST_TO_ECF_BASE); | |
1777 | } | |
1778 | /* Interrupt the firmware to process the command */ | |
1779 | if (interrupt_ecf(local, ccsindex)) { | |
624dd669 | 1780 | dev_dbg(&link->dev, "ray_cs associate failed - ECF not ready for intr\n"); |
141fa61f JD |
1781 | writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status); |
1782 | } | |
1da177e4 | 1783 | } |
141fa61f | 1784 | |
1da177e4 LT |
1785 | /*===========================================================================*/ |
1786 | static void ray_update_multi_list(struct net_device *dev, int all) | |
1787 | { | |
141fa61f JD |
1788 | int ccsindex; |
1789 | struct ccs __iomem *pccs; | |
141fa61f JD |
1790 | ray_dev_t *local = netdev_priv(dev); |
1791 | struct pcmcia_device *link = local->finder; | |
1792 | void __iomem *p = local->sram + HOST_TO_ECF_BASE; | |
1793 | ||
1794 | if (!(pcmcia_dev_present(link))) { | |
624dd669 | 1795 | dev_dbg(&link->dev, "ray_update_multi_list - device not present\n"); |
141fa61f JD |
1796 | return; |
1797 | } else | |
624dd669 | 1798 | dev_dbg(&link->dev, "ray_update_multi_list(%p)\n", dev); |
141fa61f | 1799 | if ((ccsindex = get_free_ccs(local)) < 0) { |
624dd669 | 1800 | dev_dbg(&link->dev, "ray_update_multi - No free ccs\n"); |
141fa61f JD |
1801 | return; |
1802 | } | |
1803 | pccs = ccs_base(local) + ccsindex; | |
1804 | writeb(CCS_UPDATE_MULTICAST_LIST, &pccs->cmd); | |
1805 | ||
1806 | if (all) { | |
1807 | writeb(0xff, &pccs->var); | |
1808 | local->num_multi = 0xff; | |
1809 | } else { | |
22bedad3 | 1810 | struct netdev_hw_addr *ha; |
655ffee2 JP |
1811 | int i = 0; |
1812 | ||
141fa61f | 1813 | /* Copy the kernel's list of MC addresses to card */ |
22bedad3 JP |
1814 | netdev_for_each_mc_addr(ha, dev) { |
1815 | memcpy_toio(p, ha->addr, ETH_ALEN); | |
624dd669 | 1816 | dev_dbg(&link->dev, |
141fa61f | 1817 | "ray_update_multi add addr %02x%02x%02x%02x%02x%02x\n", |
22bedad3 JP |
1818 | ha->addr[0], ha->addr[1], |
1819 | ha->addr[2], ha->addr[3], | |
1820 | ha->addr[4], ha->addr[5]); | |
141fa61f JD |
1821 | p += ETH_ALEN; |
1822 | i++; | |
1823 | } | |
1824 | if (i > 256 / ADDRLEN) | |
1825 | i = 256 / ADDRLEN; | |
1826 | writeb((UCHAR) i, &pccs->var); | |
624dd669 | 1827 | dev_dbg(&link->dev, "ray_cs update_multi %d addresses in list\n", i); |
141fa61f JD |
1828 | /* Interrupt the firmware to process the command */ |
1829 | local->num_multi = i; | |
1830 | } | |
1831 | if (interrupt_ecf(local, ccsindex)) { | |
624dd669 | 1832 | dev_dbg(&link->dev, |
141fa61f JD |
1833 | "ray_cs update_multi failed - ECF not ready for intr\n"); |
1834 | writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status); | |
1835 | } | |
1da177e4 | 1836 | } /* end ray_update_multi_list */ |
141fa61f | 1837 | |
1da177e4 LT |
1838 | /*===========================================================================*/ |
1839 | static void set_multicast_list(struct net_device *dev) | |
1840 | { | |
141fa61f JD |
1841 | ray_dev_t *local = netdev_priv(dev); |
1842 | UCHAR promisc; | |
1843 | ||
624dd669 | 1844 | pr_debug("ray_cs set_multicast_list(%p)\n", dev); |
141fa61f JD |
1845 | |
1846 | if (dev->flags & IFF_PROMISC) { | |
1847 | if (local->sparm.b5.a_promiscuous_mode == 0) { | |
624dd669 | 1848 | pr_debug("ray_cs set_multicast_list promisc on\n"); |
141fa61f JD |
1849 | local->sparm.b5.a_promiscuous_mode = 1; |
1850 | promisc = 1; | |
1851 | ray_update_parm(dev, OBJID_promiscuous_mode, | |
1852 | &promisc, sizeof(promisc)); | |
1853 | } | |
1854 | } else { | |
1855 | if (local->sparm.b5.a_promiscuous_mode == 1) { | |
624dd669 | 1856 | pr_debug("ray_cs set_multicast_list promisc off\n"); |
141fa61f JD |
1857 | local->sparm.b5.a_promiscuous_mode = 0; |
1858 | promisc = 0; | |
1859 | ray_update_parm(dev, OBJID_promiscuous_mode, | |
1860 | &promisc, sizeof(promisc)); | |
1861 | } | |
1862 | } | |
1863 | ||
1864 | if (dev->flags & IFF_ALLMULTI) | |
1865 | ray_update_multi_list(dev, 1); | |
1866 | else { | |
4cd24eaf | 1867 | if (local->num_multi != netdev_mc_count(dev)) |
141fa61f JD |
1868 | ray_update_multi_list(dev, 0); |
1869 | } | |
1da177e4 | 1870 | } /* end set_multicast_list */ |
141fa61f | 1871 | |
1da177e4 LT |
1872 | /*============================================================================= |
1873 | * All routines below here are run at interrupt time. | |
1874 | =============================================================================*/ | |
7d12e780 | 1875 | static irqreturn_t ray_interrupt(int irq, void *dev_id) |
1da177e4 | 1876 | { |
141fa61f JD |
1877 | struct net_device *dev = (struct net_device *)dev_id; |
1878 | struct pcmcia_device *link; | |
1879 | ray_dev_t *local; | |
1880 | struct ccs __iomem *pccs; | |
1881 | struct rcs __iomem *prcs; | |
1882 | UCHAR rcsindex; | |
1883 | UCHAR tmp; | |
1884 | UCHAR cmd; | |
1885 | UCHAR status; | |
1886 | ||
1887 | if (dev == NULL) /* Note that we want interrupts with dev->start == 0 */ | |
1888 | return IRQ_NONE; | |
1889 | ||
624dd669 | 1890 | pr_debug("ray_cs: interrupt for *dev=%p\n", dev); |
141fa61f JD |
1891 | |
1892 | local = netdev_priv(dev); | |
1893 | link = (struct pcmcia_device *)local->finder; | |
1894 | if (!pcmcia_dev_present(link)) { | |
624dd669 DB |
1895 | pr_debug( |
1896 | "ray_cs interrupt from device not present or suspended.\n"); | |
141fa61f JD |
1897 | return IRQ_NONE; |
1898 | } | |
1899 | rcsindex = readb(&((struct scb __iomem *)(local->sram))->rcs_index); | |
1900 | ||
1901 | if (rcsindex >= (NUMBER_OF_CCS + NUMBER_OF_RCS)) { | |
624dd669 | 1902 | dev_dbg(&link->dev, "ray_cs interrupt bad rcsindex = 0x%x\n", rcsindex); |
141fa61f JD |
1903 | clear_interrupt(local); |
1904 | return IRQ_HANDLED; | |
1905 | } | |
1906 | if (rcsindex < NUMBER_OF_CCS) { /* If it's a returned CCS */ | |
1907 | pccs = ccs_base(local) + rcsindex; | |
1908 | cmd = readb(&pccs->cmd); | |
1909 | status = readb(&pccs->buffer_status); | |
1910 | switch (cmd) { | |
1911 | case CCS_DOWNLOAD_STARTUP_PARAMS: /* Happens in firmware someday */ | |
1912 | del_timer(&local->timer); | |
1913 | if (status == CCS_COMMAND_COMPLETE) { | |
624dd669 | 1914 | dev_dbg(&link->dev, |
141fa61f JD |
1915 | "ray_cs interrupt download_startup_parameters OK\n"); |
1916 | } else { | |
624dd669 | 1917 | dev_dbg(&link->dev, |
141fa61f JD |
1918 | "ray_cs interrupt download_startup_parameters fail\n"); |
1919 | } | |
1920 | break; | |
1921 | case CCS_UPDATE_PARAMS: | |
624dd669 | 1922 | dev_dbg(&link->dev, "ray_cs interrupt update params done\n"); |
141fa61f JD |
1923 | if (status != CCS_COMMAND_COMPLETE) { |
1924 | tmp = | |
1925 | readb(&pccs->var.update_param. | |
1926 | failure_cause); | |
624dd669 | 1927 | dev_dbg(&link->dev, |
141fa61f JD |
1928 | "ray_cs interrupt update params failed - reason %d\n", |
1929 | tmp); | |
1930 | } | |
1931 | break; | |
1932 | case CCS_REPORT_PARAMS: | |
624dd669 | 1933 | dev_dbg(&link->dev, "ray_cs interrupt report params done\n"); |
141fa61f JD |
1934 | break; |
1935 | case CCS_UPDATE_MULTICAST_LIST: /* Note that this CCS isn't returned */ | |
624dd669 | 1936 | dev_dbg(&link->dev, |
141fa61f JD |
1937 | "ray_cs interrupt CCS Update Multicast List done\n"); |
1938 | break; | |
1939 | case CCS_UPDATE_POWER_SAVINGS_MODE: | |
624dd669 | 1940 | dev_dbg(&link->dev, |
141fa61f JD |
1941 | "ray_cs interrupt update power save mode done\n"); |
1942 | break; | |
1943 | case CCS_START_NETWORK: | |
1944 | case CCS_JOIN_NETWORK: | |
1945 | if (status == CCS_COMMAND_COMPLETE) { | |
1946 | if (readb | |
1947 | (&pccs->var.start_network.net_initiated) == | |
1948 | 1) { | |
624dd669 | 1949 | dev_dbg(&link->dev, |
141fa61f JD |
1950 | "ray_cs interrupt network \"%s\" started\n", |
1951 | local->sparm.b4.a_current_ess_id); | |
1952 | } else { | |
624dd669 | 1953 | dev_dbg(&link->dev, |
141fa61f JD |
1954 | "ray_cs interrupt network \"%s\" joined\n", |
1955 | local->sparm.b4.a_current_ess_id); | |
1956 | } | |
1957 | memcpy_fromio(&local->bss_id, | |
1958 | pccs->var.start_network.bssid, | |
1959 | ADDRLEN); | |
1960 | ||
1961 | if (local->fw_ver == 0x55) | |
1962 | local->net_default_tx_rate = 3; | |
1963 | else | |
1964 | local->net_default_tx_rate = | |
1965 | readb(&pccs->var.start_network. | |
1966 | net_default_tx_rate); | |
1967 | local->encryption = | |
1968 | readb(&pccs->var.start_network.encryption); | |
1969 | if (!sniffer && (local->net_type == INFRA) | |
1970 | && !(local->sparm.b4.a_acting_as_ap_status)) { | |
1971 | authenticate(local); | |
1972 | } | |
1973 | local->card_status = CARD_ACQ_COMPLETE; | |
1974 | } else { | |
1975 | local->card_status = CARD_ACQ_FAILED; | |
1976 | ||
1977 | del_timer(&local->timer); | |
1978 | local->timer.expires = jiffies + HZ * 5; | |
1979 | local->timer.data = (long)local; | |
1980 | if (status == CCS_START_NETWORK) { | |
624dd669 | 1981 | dev_dbg(&link->dev, |
141fa61f JD |
1982 | "ray_cs interrupt network \"%s\" start failed\n", |
1983 | local->sparm.b4.a_current_ess_id); | |
1984 | local->timer.function = &start_net; | |
1985 | } else { | |
624dd669 | 1986 | dev_dbg(&link->dev, |
141fa61f JD |
1987 | "ray_cs interrupt network \"%s\" join failed\n", |
1988 | local->sparm.b4.a_current_ess_id); | |
1989 | local->timer.function = &join_net; | |
1990 | } | |
1991 | add_timer(&local->timer); | |
1992 | } | |
1993 | break; | |
1994 | case CCS_START_ASSOCIATION: | |
1995 | if (status == CCS_COMMAND_COMPLETE) { | |
1996 | local->card_status = CARD_ASSOC_COMPLETE; | |
624dd669 | 1997 | dev_dbg(&link->dev, "ray_cs association successful\n"); |
141fa61f | 1998 | } else { |
624dd669 | 1999 | dev_dbg(&link->dev, "ray_cs association failed,\n"); |
141fa61f JD |
2000 | local->card_status = CARD_ASSOC_FAILED; |
2001 | join_net((u_long) local); | |
2002 | } | |
2003 | break; | |
2004 | case CCS_TX_REQUEST: | |
2005 | if (status == CCS_COMMAND_COMPLETE) { | |
624dd669 | 2006 | dev_dbg(&link->dev, |
141fa61f JD |
2007 | "ray_cs interrupt tx request complete\n"); |
2008 | } else { | |
624dd669 | 2009 | dev_dbg(&link->dev, |
141fa61f JD |
2010 | "ray_cs interrupt tx request failed\n"); |
2011 | } | |
2012 | if (!sniffer) | |
2013 | netif_start_queue(dev); | |
2014 | netif_wake_queue(dev); | |
2015 | break; | |
2016 | case CCS_TEST_MEMORY: | |
624dd669 | 2017 | dev_dbg(&link->dev, "ray_cs interrupt mem test done\n"); |
141fa61f JD |
2018 | break; |
2019 | case CCS_SHUTDOWN: | |
624dd669 | 2020 | dev_dbg(&link->dev, |
141fa61f JD |
2021 | "ray_cs interrupt Unexpected CCS returned - Shutdown\n"); |
2022 | break; | |
2023 | case CCS_DUMP_MEMORY: | |
624dd669 | 2024 | dev_dbg(&link->dev, "ray_cs interrupt dump memory done\n"); |
141fa61f JD |
2025 | break; |
2026 | case CCS_START_TIMER: | |
624dd669 | 2027 | dev_dbg(&link->dev, |
141fa61f JD |
2028 | "ray_cs interrupt DING - raylink timer expired\n"); |
2029 | break; | |
2030 | default: | |
624dd669 | 2031 | dev_dbg(&link->dev, |
141fa61f JD |
2032 | "ray_cs interrupt Unexpected CCS 0x%x returned 0x%x\n", |
2033 | rcsindex, cmd); | |
2034 | } | |
2035 | writeb(CCS_BUFFER_FREE, &pccs->buffer_status); | |
2036 | } else { /* It's an RCS */ | |
2037 | ||
2038 | prcs = rcs_base(local) + rcsindex; | |
2039 | ||
2040 | switch (readb(&prcs->interrupt_id)) { | |
2041 | case PROCESS_RX_PACKET: | |
2042 | ray_rx(dev, local, prcs); | |
2043 | break; | |
2044 | case REJOIN_NET_COMPLETE: | |
624dd669 | 2045 | dev_dbg(&link->dev, "ray_cs interrupt rejoin net complete\n"); |
141fa61f JD |
2046 | local->card_status = CARD_ACQ_COMPLETE; |
2047 | /* do we need to clear tx buffers CCS's? */ | |
2048 | if (local->sparm.b4.a_network_type == ADHOC) { | |
2049 | if (!sniffer) | |
2050 | netif_start_queue(dev); | |
2051 | } else { | |
2052 | memcpy_fromio(&local->bss_id, | |
2053 | prcs->var.rejoin_net_complete. | |
2054 | bssid, ADDRLEN); | |
624dd669 | 2055 | dev_dbg(&link->dev, |
141fa61f JD |
2056 | "ray_cs new BSSID = %02x%02x%02x%02x%02x%02x\n", |
2057 | local->bss_id[0], local->bss_id[1], | |
2058 | local->bss_id[2], local->bss_id[3], | |
2059 | local->bss_id[4], local->bss_id[5]); | |
2060 | if (!sniffer) | |
2061 | authenticate(local); | |
2062 | } | |
2063 | break; | |
2064 | case ROAMING_INITIATED: | |
624dd669 | 2065 | dev_dbg(&link->dev, "ray_cs interrupt roaming initiated\n"); |
141fa61f JD |
2066 | netif_stop_queue(dev); |
2067 | local->card_status = CARD_DOING_ACQ; | |
2068 | break; | |
2069 | case JAPAN_CALL_SIGN_RXD: | |
624dd669 | 2070 | dev_dbg(&link->dev, "ray_cs interrupt japan call sign rx\n"); |
141fa61f JD |
2071 | break; |
2072 | default: | |
624dd669 | 2073 | dev_dbg(&link->dev, |
141fa61f JD |
2074 | "ray_cs Unexpected interrupt for RCS 0x%x cmd = 0x%x\n", |
2075 | rcsindex, | |
2076 | (unsigned int)readb(&prcs->interrupt_id)); | |
2077 | break; | |
2078 | } | |
2079 | writeb(CCS_BUFFER_FREE, &prcs->buffer_status); | |
2080 | } | |
2081 | clear_interrupt(local); | |
2082 | return IRQ_HANDLED; | |
1da177e4 | 2083 | } /* ray_interrupt */ |
141fa61f | 2084 | |
1da177e4 | 2085 | /*===========================================================================*/ |
141fa61f JD |
2086 | static void ray_rx(struct net_device *dev, ray_dev_t *local, |
2087 | struct rcs __iomem *prcs) | |
2088 | { | |
2089 | int rx_len; | |
2090 | unsigned int pkt_addr; | |
2091 | void __iomem *pmsg; | |
624dd669 | 2092 | pr_debug("ray_rx process rx packet\n"); |
141fa61f JD |
2093 | |
2094 | /* Calculate address of packet within Rx buffer */ | |
2095 | pkt_addr = ((readb(&prcs->var.rx_packet.rx_data_ptr[0]) << 8) | |
2096 | + readb(&prcs->var.rx_packet.rx_data_ptr[1])) & RX_BUFF_END; | |
2097 | /* Length of first packet fragment */ | |
2098 | rx_len = (readb(&prcs->var.rx_packet.rx_data_length[0]) << 8) | |
2099 | + readb(&prcs->var.rx_packet.rx_data_length[1]); | |
2100 | ||
2101 | local->last_rsl = readb(&prcs->var.rx_packet.rx_sig_lev); | |
2102 | pmsg = local->rmem + pkt_addr; | |
2103 | switch (readb(pmsg)) { | |
2104 | case DATA_TYPE: | |
624dd669 | 2105 | pr_debug("ray_rx data type\n"); |
141fa61f JD |
2106 | rx_data(dev, prcs, pkt_addr, rx_len); |
2107 | break; | |
2108 | case AUTHENTIC_TYPE: | |
624dd669 | 2109 | pr_debug("ray_rx authentic type\n"); |
141fa61f JD |
2110 | if (sniffer) |
2111 | rx_data(dev, prcs, pkt_addr, rx_len); | |
2112 | else | |
2113 | rx_authenticate(local, prcs, pkt_addr, rx_len); | |
2114 | break; | |
2115 | case DEAUTHENTIC_TYPE: | |
624dd669 | 2116 | pr_debug("ray_rx deauth type\n"); |
141fa61f JD |
2117 | if (sniffer) |
2118 | rx_data(dev, prcs, pkt_addr, rx_len); | |
2119 | else | |
2120 | rx_deauthenticate(local, prcs, pkt_addr, rx_len); | |
2121 | break; | |
2122 | case NULL_MSG_TYPE: | |
624dd669 | 2123 | pr_debug("ray_cs rx NULL msg\n"); |
141fa61f JD |
2124 | break; |
2125 | case BEACON_TYPE: | |
624dd669 | 2126 | pr_debug("ray_rx beacon type\n"); |
141fa61f JD |
2127 | if (sniffer) |
2128 | rx_data(dev, prcs, pkt_addr, rx_len); | |
2129 | ||
2130 | copy_from_rx_buff(local, (UCHAR *) &local->last_bcn, pkt_addr, | |
2131 | rx_len < sizeof(struct beacon_rx) ? | |
2132 | rx_len : sizeof(struct beacon_rx)); | |
2133 | ||
2134 | local->beacon_rxed = 1; | |
2135 | /* Get the statistics so the card counters never overflow */ | |
2136 | ray_get_stats(dev); | |
2137 | break; | |
2138 | default: | |
624dd669 | 2139 | pr_debug("ray_cs unknown pkt type %2x\n", |
141fa61f JD |
2140 | (unsigned int)readb(pmsg)); |
2141 | break; | |
2142 | } | |
1da177e4 LT |
2143 | |
2144 | } /* end ray_rx */ | |
141fa61f | 2145 | |
1da177e4 | 2146 | /*===========================================================================*/ |
141fa61f JD |
2147 | static void rx_data(struct net_device *dev, struct rcs __iomem *prcs, |
2148 | unsigned int pkt_addr, int rx_len) | |
2149 | { | |
2150 | struct sk_buff *skb = NULL; | |
2151 | struct rcs __iomem *prcslink = prcs; | |
2152 | ray_dev_t *local = netdev_priv(dev); | |
2153 | UCHAR *rx_ptr; | |
2154 | int total_len; | |
2155 | int tmp; | |
1da177e4 | 2156 | #ifdef WIRELESS_SPY |
141fa61f JD |
2157 | int siglev = local->last_rsl; |
2158 | u_char linksrcaddr[ETH_ALEN]; /* Other end of the wireless link */ | |
1da177e4 LT |
2159 | #endif |
2160 | ||
141fa61f JD |
2161 | if (!sniffer) { |
2162 | if (translate) { | |
1da177e4 | 2163 | /* TBD length needs fixing for translated header */ |
141fa61f JD |
2164 | if (rx_len < (ETH_HLEN + RX_MAC_HEADER_LENGTH) || |
2165 | rx_len > | |
2166 | (dev->mtu + RX_MAC_HEADER_LENGTH + ETH_HLEN + | |
2167 | FCS_LEN)) { | |
624dd669 | 2168 | pr_debug( |
cb01b09c | 2169 | "ray_cs invalid packet length %d received\n", |
141fa61f JD |
2170 | rx_len); |
2171 | return; | |
2172 | } | |
2173 | } else { /* encapsulated ethernet */ | |
2174 | ||
2175 | if (rx_len < (ETH_HLEN + RX_MAC_HEADER_LENGTH) || | |
2176 | rx_len > | |
2177 | (dev->mtu + RX_MAC_HEADER_LENGTH + ETH_HLEN + | |
2178 | FCS_LEN)) { | |
624dd669 | 2179 | pr_debug( |
cb01b09c | 2180 | "ray_cs invalid packet length %d received\n", |
141fa61f JD |
2181 | rx_len); |
2182 | return; | |
2183 | } | |
2184 | } | |
2185 | } | |
624dd669 | 2186 | pr_debug("ray_cs rx_data packet\n"); |
141fa61f JD |
2187 | /* If fragmented packet, verify sizes of fragments add up */ |
2188 | if (readb(&prcs->var.rx_packet.next_frag_rcs_index) != 0xFF) { | |
624dd669 | 2189 | pr_debug("ray_cs rx'ed fragment\n"); |
141fa61f JD |
2190 | tmp = (readb(&prcs->var.rx_packet.totalpacketlength[0]) << 8) |
2191 | + readb(&prcs->var.rx_packet.totalpacketlength[1]); | |
2192 | total_len = tmp; | |
2193 | prcslink = prcs; | |
2194 | do { | |
2195 | tmp -= | |
2196 | (readb(&prcslink->var.rx_packet.rx_data_length[0]) | |
2197 | << 8) | |
2198 | + readb(&prcslink->var.rx_packet.rx_data_length[1]); | |
2199 | if (readb(&prcslink->var.rx_packet.next_frag_rcs_index) | |
2200 | == 0xFF || tmp < 0) | |
2201 | break; | |
2202 | prcslink = rcs_base(local) | |
2203 | + readb(&prcslink->link_field); | |
2204 | } while (1); | |
2205 | ||
2206 | if (tmp < 0) { | |
624dd669 | 2207 | pr_debug( |
141fa61f JD |
2208 | "ray_cs rx_data fragment lengths don't add up\n"); |
2209 | local->stats.rx_dropped++; | |
2210 | release_frag_chain(local, prcs); | |
2211 | return; | |
2212 | } | |
2213 | } else { /* Single unfragmented packet */ | |
2214 | total_len = rx_len; | |
2215 | } | |
2216 | ||
2217 | skb = dev_alloc_skb(total_len + 5); | |
2218 | if (skb == NULL) { | |
624dd669 | 2219 | pr_debug("ray_cs rx_data could not allocate skb\n"); |
141fa61f JD |
2220 | local->stats.rx_dropped++; |
2221 | if (readb(&prcs->var.rx_packet.next_frag_rcs_index) != 0xFF) | |
2222 | release_frag_chain(local, prcs); | |
2223 | return; | |
2224 | } | |
2225 | skb_reserve(skb, 2); /* Align IP on 16 byte (TBD check this) */ | |
2226 | ||
624dd669 | 2227 | pr_debug("ray_cs rx_data total_len = %x, rx_len = %x\n", total_len, |
141fa61f | 2228 | rx_len); |
1da177e4 LT |
2229 | |
2230 | /************************/ | |
141fa61f JD |
2231 | /* Reserve enough room for the whole damn packet. */ |
2232 | rx_ptr = skb_put(skb, total_len); | |
2233 | /* Copy the whole packet to sk_buff */ | |
2234 | rx_ptr += | |
2235 | copy_from_rx_buff(local, rx_ptr, pkt_addr & RX_BUFF_END, rx_len); | |
2236 | /* Get source address */ | |
1da177e4 | 2237 | #ifdef WIRELESS_SPY |
141fa61f JD |
2238 | skb_copy_from_linear_data_offset(skb, |
2239 | offsetof(struct mac_header, addr_2), | |
2240 | linksrcaddr, ETH_ALEN); | |
1da177e4 | 2241 | #endif |
141fa61f JD |
2242 | /* Now, deal with encapsulation/translation/sniffer */ |
2243 | if (!sniffer) { | |
2244 | if (!translate) { | |
2245 | /* Encapsulated ethernet, so just lop off 802.11 MAC header */ | |
1da177e4 | 2246 | /* TBD reserve skb_reserve( skb, RX_MAC_HEADER_LENGTH); */ |
141fa61f JD |
2247 | skb_pull(skb, RX_MAC_HEADER_LENGTH); |
2248 | } else { | |
2249 | /* Do translation */ | |
2250 | untranslate(local, skb, total_len); | |
2251 | } | |
2252 | } else { /* sniffer mode, so just pass whole packet */ | |
2253 | }; | |
1da177e4 LT |
2254 | |
2255 | /************************/ | |
141fa61f JD |
2256 | /* Now pick up the rest of the fragments if any */ |
2257 | tmp = 17; | |
2258 | if (readb(&prcs->var.rx_packet.next_frag_rcs_index) != 0xFF) { | |
2259 | prcslink = prcs; | |
624dd669 | 2260 | pr_debug("ray_cs rx_data in fragment loop\n"); |
141fa61f JD |
2261 | do { |
2262 | prcslink = rcs_base(local) | |
2263 | + | |
2264 | readb(&prcslink->var.rx_packet.next_frag_rcs_index); | |
2265 | rx_len = | |
2266 | ((readb(&prcslink->var.rx_packet.rx_data_length[0]) | |
2267 | << 8) | |
2268 | + | |
2269 | readb(&prcslink->var.rx_packet.rx_data_length[1])) | |
2270 | & RX_BUFF_END; | |
2271 | pkt_addr = | |
2272 | ((readb(&prcslink->var.rx_packet.rx_data_ptr[0]) << | |
2273 | 8) | |
2274 | + readb(&prcslink->var.rx_packet.rx_data_ptr[1])) | |
2275 | & RX_BUFF_END; | |
2276 | ||
2277 | rx_ptr += | |
2278 | copy_from_rx_buff(local, rx_ptr, pkt_addr, rx_len); | |
2279 | ||
2280 | } while (tmp-- && | |
2281 | readb(&prcslink->var.rx_packet.next_frag_rcs_index) != | |
2282 | 0xFF); | |
2283 | release_frag_chain(local, prcs); | |
2284 | } | |
2285 | ||
2286 | skb->protocol = eth_type_trans(skb, dev); | |
2287 | netif_rx(skb); | |
2288 | local->stats.rx_packets++; | |
2289 | local->stats.rx_bytes += total_len; | |
2290 | ||
2291 | /* Gather signal strength per address */ | |
1da177e4 | 2292 | #ifdef WIRELESS_SPY |
141fa61f JD |
2293 | /* For the Access Point or the node having started the ad-hoc net |
2294 | * note : ad-hoc work only in some specific configurations, but we | |
2295 | * kludge in ray_get_wireless_stats... */ | |
2296 | if (!memcmp(linksrcaddr, local->bss_id, ETH_ALEN)) { | |
2297 | /* Update statistics */ | |
2298 | /*local->wstats.qual.qual = none ? */ | |
2299 | local->wstats.qual.level = siglev; | |
2300 | /*local->wstats.qual.noise = none ? */ | |
2301 | local->wstats.qual.updated = 0x2; | |
2302 | } | |
2303 | /* Now, update the spy stuff */ | |
2304 | { | |
2305 | struct iw_quality wstats; | |
2306 | wstats.level = siglev; | |
2307 | /* wstats.noise = none ? */ | |
2308 | /* wstats.qual = none ? */ | |
2309 | wstats.updated = 0x2; | |
2310 | /* Update spy records */ | |
2311 | wireless_spy_update(dev, linksrcaddr, &wstats); | |
2312 | } | |
2313 | #endif /* WIRELESS_SPY */ | |
1da177e4 | 2314 | } /* end rx_data */ |
141fa61f | 2315 | |
1da177e4 LT |
2316 | /*===========================================================================*/ |
2317 | static void untranslate(ray_dev_t *local, struct sk_buff *skb, int len) | |
2318 | { | |
141fa61f JD |
2319 | snaphdr_t *psnap = (snaphdr_t *) (skb->data + RX_MAC_HEADER_LENGTH); |
2320 | struct ieee80211_hdr *pmac = (struct ieee80211_hdr *)skb->data; | |
2321 | __be16 type = *(__be16 *) psnap->ethertype; | |
2322 | int delta; | |
2323 | struct ethhdr *peth; | |
2324 | UCHAR srcaddr[ADDRLEN]; | |
2325 | UCHAR destaddr[ADDRLEN]; | |
2326 | static UCHAR org_bridge[3] = { 0, 0, 0xf8 }; | |
2327 | static UCHAR org_1042[3] = { 0, 0, 0 }; | |
1da177e4 | 2328 | |
141fa61f JD |
2329 | memcpy(destaddr, ieee80211_get_DA(pmac), ADDRLEN); |
2330 | memcpy(srcaddr, ieee80211_get_SA(pmac), ADDRLEN); | |
1da177e4 | 2331 | |
624dd669 DB |
2332 | #if 0 |
2333 | if { | |
ad361c98 JP |
2334 | print_hex_dump(KERN_DEBUG, "skb->data before untranslate: ", |
2335 | DUMP_PREFIX_NONE, 16, 1, | |
2336 | skb->data, 64, true); | |
2337 | printk(KERN_DEBUG | |
141fa61f JD |
2338 | "type = %08x, xsap = %02x%02x%02x, org = %02x02x02x\n", |
2339 | ntohs(type), psnap->dsap, psnap->ssap, psnap->ctrl, | |
2340 | psnap->org[0], psnap->org[1], psnap->org[2]); | |
2341 | printk(KERN_DEBUG "untranslate skb->data = %p\n", skb->data); | |
2342 | } | |
1da177e4 LT |
2343 | #endif |
2344 | ||
141fa61f JD |
2345 | if (psnap->dsap != 0xaa || psnap->ssap != 0xaa || psnap->ctrl != 3) { |
2346 | /* not a snap type so leave it alone */ | |
624dd669 | 2347 | pr_debug("ray_cs untranslate NOT SNAP %02x %02x %02x\n", |
141fa61f JD |
2348 | psnap->dsap, psnap->ssap, psnap->ctrl); |
2349 | ||
2350 | delta = RX_MAC_HEADER_LENGTH - ETH_HLEN; | |
2351 | peth = (struct ethhdr *)(skb->data + delta); | |
2352 | peth->h_proto = htons(len - RX_MAC_HEADER_LENGTH); | |
2353 | } else { /* Its a SNAP */ | |
2354 | if (memcmp(psnap->org, org_bridge, 3) == 0) { | |
2355 | /* EtherII and nuke the LLC */ | |
624dd669 | 2356 | pr_debug("ray_cs untranslate Bridge encap\n"); |
141fa61f JD |
2357 | delta = RX_MAC_HEADER_LENGTH |
2358 | + sizeof(struct snaphdr_t) - ETH_HLEN; | |
2359 | peth = (struct ethhdr *)(skb->data + delta); | |
2360 | peth->h_proto = type; | |
2361 | } else if (memcmp(psnap->org, org_1042, 3) == 0) { | |
2362 | switch (ntohs(type)) { | |
2363 | case ETH_P_IPX: | |
2364 | case ETH_P_AARP: | |
624dd669 | 2365 | pr_debug("ray_cs untranslate RFC IPX/AARP\n"); |
141fa61f JD |
2366 | delta = RX_MAC_HEADER_LENGTH - ETH_HLEN; |
2367 | peth = (struct ethhdr *)(skb->data + delta); | |
2368 | peth->h_proto = | |
2369 | htons(len - RX_MAC_HEADER_LENGTH); | |
2370 | break; | |
2371 | default: | |
624dd669 | 2372 | pr_debug("ray_cs untranslate RFC default\n"); |
141fa61f JD |
2373 | delta = RX_MAC_HEADER_LENGTH + |
2374 | sizeof(struct snaphdr_t) - ETH_HLEN; | |
2375 | peth = (struct ethhdr *)(skb->data + delta); | |
2376 | peth->h_proto = type; | |
2377 | break; | |
2378 | } | |
2379 | } else { | |
2380 | printk("ray_cs untranslate very confused by packet\n"); | |
2381 | delta = RX_MAC_HEADER_LENGTH - ETH_HLEN; | |
2382 | peth = (struct ethhdr *)(skb->data + delta); | |
2383 | peth->h_proto = type; | |
2384 | } | |
7698d697 | 2385 | } |
1da177e4 | 2386 | /* TBD reserve skb_reserve(skb, delta); */ |
141fa61f | 2387 | skb_pull(skb, delta); |
624dd669 | 2388 | pr_debug("untranslate after skb_pull(%d), skb->data = %p\n", delta, |
141fa61f JD |
2389 | skb->data); |
2390 | memcpy(peth->h_dest, destaddr, ADDRLEN); | |
2391 | memcpy(peth->h_source, srcaddr, ADDRLEN); | |
624dd669 DB |
2392 | #if 0 |
2393 | { | |
141fa61f JD |
2394 | int i; |
2395 | printk(KERN_DEBUG "skb->data after untranslate:"); | |
2396 | for (i = 0; i < 64; i++) | |
2397 | printk("%02x ", skb->data[i]); | |
2398 | printk("\n"); | |
2399 | } | |
1da177e4 LT |
2400 | #endif |
2401 | } /* end untranslate */ | |
141fa61f | 2402 | |
1da177e4 LT |
2403 | /*===========================================================================*/ |
2404 | /* Copy data from circular receive buffer to PC memory. | |
2405 | * dest = destination address in PC memory | |
2406 | * pkt_addr = source address in receive buffer | |
2407 | * len = length of packet to copy | |
2408 | */ | |
141fa61f JD |
2409 | static int copy_from_rx_buff(ray_dev_t *local, UCHAR *dest, int pkt_addr, |
2410 | int length) | |
2411 | { | |
2412 | int wrap_bytes = (pkt_addr + length) - (RX_BUFF_END + 1); | |
2413 | if (wrap_bytes <= 0) { | |
2414 | memcpy_fromio(dest, local->rmem + pkt_addr, length); | |
2415 | } else { /* Packet wrapped in circular buffer */ | |
2416 | ||
2417 | memcpy_fromio(dest, local->rmem + pkt_addr, | |
2418 | length - wrap_bytes); | |
2419 | memcpy_fromio(dest + length - wrap_bytes, local->rmem, | |
2420 | wrap_bytes); | |
2421 | } | |
2422 | return length; | |
1da177e4 | 2423 | } |
141fa61f | 2424 | |
1da177e4 | 2425 | /*===========================================================================*/ |
141fa61f JD |
2426 | static void release_frag_chain(ray_dev_t *local, struct rcs __iomem *prcs) |
2427 | { | |
2428 | struct rcs __iomem *prcslink = prcs; | |
2429 | int tmp = 17; | |
2430 | unsigned rcsindex = readb(&prcs->var.rx_packet.next_frag_rcs_index); | |
2431 | ||
2432 | while (tmp--) { | |
2433 | writeb(CCS_BUFFER_FREE, &prcslink->buffer_status); | |
2434 | if (rcsindex >= (NUMBER_OF_CCS + NUMBER_OF_RCS)) { | |
624dd669 | 2435 | pr_debug("ray_cs interrupt bad rcsindex = 0x%x\n", |
141fa61f JD |
2436 | rcsindex); |
2437 | break; | |
2438 | } | |
2439 | prcslink = rcs_base(local) + rcsindex; | |
2440 | rcsindex = readb(&prcslink->var.rx_packet.next_frag_rcs_index); | |
2441 | } | |
2442 | writeb(CCS_BUFFER_FREE, &prcslink->buffer_status); | |
1da177e4 | 2443 | } |
141fa61f | 2444 | |
1da177e4 LT |
2445 | /*===========================================================================*/ |
2446 | static void authenticate(ray_dev_t *local) | |
2447 | { | |
141fa61f | 2448 | struct pcmcia_device *link = local->finder; |
624dd669 | 2449 | dev_dbg(&link->dev, "ray_cs Starting authentication.\n"); |
141fa61f | 2450 | if (!(pcmcia_dev_present(link))) { |
624dd669 | 2451 | dev_dbg(&link->dev, "ray_cs authenticate - device not present\n"); |
141fa61f JD |
2452 | return; |
2453 | } | |
2454 | ||
2455 | del_timer(&local->timer); | |
2456 | if (build_auth_frame(local, local->bss_id, OPEN_AUTH_REQUEST)) { | |
2457 | local->timer.function = &join_net; | |
2458 | } else { | |
2459 | local->timer.function = &authenticate_timeout; | |
2460 | } | |
2461 | local->timer.expires = jiffies + HZ * 2; | |
2462 | local->timer.data = (long)local; | |
2463 | add_timer(&local->timer); | |
2464 | local->authentication_state = AWAITING_RESPONSE; | |
1da177e4 | 2465 | } /* end authenticate */ |
141fa61f | 2466 | |
1da177e4 LT |
2467 | /*===========================================================================*/ |
2468 | static void rx_authenticate(ray_dev_t *local, struct rcs __iomem *prcs, | |
141fa61f JD |
2469 | unsigned int pkt_addr, int rx_len) |
2470 | { | |
2471 | UCHAR buff[256]; | |
2472 | struct rx_msg *msg = (struct rx_msg *)buff; | |
2473 | ||
2474 | del_timer(&local->timer); | |
2475 | ||
2476 | copy_from_rx_buff(local, buff, pkt_addr, rx_len & 0xff); | |
2477 | /* if we are trying to get authenticated */ | |
2478 | if (local->sparm.b4.a_network_type == ADHOC) { | |
624dd669 | 2479 | pr_debug("ray_cs rx_auth var= %02x %02x %02x %02x %02x %02x\n", |
141fa61f JD |
2480 | msg->var[0], msg->var[1], msg->var[2], msg->var[3], |
2481 | msg->var[4], msg->var[5]); | |
2482 | if (msg->var[2] == 1) { | |
624dd669 | 2483 | pr_debug("ray_cs Sending authentication response.\n"); |
141fa61f JD |
2484 | if (!build_auth_frame |
2485 | (local, msg->mac.addr_2, OPEN_AUTH_RESPONSE)) { | |
2486 | local->authentication_state = NEED_TO_AUTH; | |
2487 | memcpy(local->auth_id, msg->mac.addr_2, | |
2488 | ADDRLEN); | |
2489 | } | |
2490 | } | |
2491 | } else { /* Infrastructure network */ | |
2492 | ||
2493 | if (local->authentication_state == AWAITING_RESPONSE) { | |
2494 | /* Verify authentication sequence #2 and success */ | |
2495 | if (msg->var[2] == 2) { | |
2496 | if ((msg->var[3] | msg->var[4]) == 0) { | |
624dd669 | 2497 | pr_debug("Authentication successful\n"); |
141fa61f JD |
2498 | local->card_status = CARD_AUTH_COMPLETE; |
2499 | associate(local); | |
2500 | local->authentication_state = | |
2501 | AUTHENTICATED; | |
2502 | } else { | |
624dd669 | 2503 | pr_debug("Authentication refused\n"); |
141fa61f JD |
2504 | local->card_status = CARD_AUTH_REFUSED; |
2505 | join_net((u_long) local); | |
2506 | local->authentication_state = | |
2507 | UNAUTHENTICATED; | |
2508 | } | |
2509 | } | |
2510 | } | |
2511 | } | |
1da177e4 LT |
2512 | |
2513 | } /* end rx_authenticate */ | |
141fa61f | 2514 | |
1da177e4 LT |
2515 | /*===========================================================================*/ |
2516 | static void associate(ray_dev_t *local) | |
2517 | { | |
141fa61f JD |
2518 | struct ccs __iomem *pccs; |
2519 | struct pcmcia_device *link = local->finder; | |
2520 | struct net_device *dev = link->priv; | |
2521 | int ccsindex; | |
2522 | if (!(pcmcia_dev_present(link))) { | |
624dd669 | 2523 | dev_dbg(&link->dev, "ray_cs associate - device not present\n"); |
141fa61f JD |
2524 | return; |
2525 | } | |
2526 | /* If no tx buffers available, return */ | |
2527 | if ((ccsindex = get_free_ccs(local)) < 0) { | |
1da177e4 | 2528 | /* TBD should never be here but... what if we are? */ |
624dd669 | 2529 | dev_dbg(&link->dev, "ray_cs associate - No free ccs\n"); |
141fa61f JD |
2530 | return; |
2531 | } | |
624dd669 | 2532 | dev_dbg(&link->dev, "ray_cs Starting association with access point\n"); |
141fa61f JD |
2533 | pccs = ccs_base(local) + ccsindex; |
2534 | /* fill in the CCS */ | |
2535 | writeb(CCS_START_ASSOCIATION, &pccs->cmd); | |
2536 | /* Interrupt the firmware to process the command */ | |
2537 | if (interrupt_ecf(local, ccsindex)) { | |
624dd669 | 2538 | dev_dbg(&link->dev, "ray_cs associate failed - ECF not ready for intr\n"); |
141fa61f JD |
2539 | writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status); |
2540 | ||
2541 | del_timer(&local->timer); | |
2542 | local->timer.expires = jiffies + HZ * 2; | |
2543 | local->timer.data = (long)local; | |
2544 | local->timer.function = &join_net; | |
2545 | add_timer(&local->timer); | |
2546 | local->card_status = CARD_ASSOC_FAILED; | |
2547 | return; | |
2548 | } | |
2549 | if (!sniffer) | |
2550 | netif_start_queue(dev); | |
1da177e4 LT |
2551 | |
2552 | } /* end associate */ | |
141fa61f | 2553 | |
1da177e4 | 2554 | /*===========================================================================*/ |
141fa61f JD |
2555 | static void rx_deauthenticate(ray_dev_t *local, struct rcs __iomem *prcs, |
2556 | unsigned int pkt_addr, int rx_len) | |
1da177e4 LT |
2557 | { |
2558 | /* UCHAR buff[256]; | |
2559 | struct rx_msg *msg = (struct rx_msg *)buff; | |
2560 | */ | |
624dd669 | 2561 | pr_debug("Deauthentication frame received\n"); |
141fa61f JD |
2562 | local->authentication_state = UNAUTHENTICATED; |
2563 | /* Need to reauthenticate or rejoin depending on reason code */ | |
1da177e4 LT |
2564 | /* copy_from_rx_buff(local, buff, pkt_addr, rx_len & 0xff); |
2565 | */ | |
2566 | } | |
141fa61f | 2567 | |
1da177e4 LT |
2568 | /*===========================================================================*/ |
2569 | static void clear_interrupt(ray_dev_t *local) | |
2570 | { | |
141fa61f | 2571 | writeb(0, local->amem + CIS_OFFSET + HCS_INTR_OFFSET); |
1da177e4 | 2572 | } |
141fa61f | 2573 | |
1da177e4 LT |
2574 | /*===========================================================================*/ |
2575 | #ifdef CONFIG_PROC_FS | |
2576 | #define MAXDATA (PAGE_SIZE - 80) | |
2577 | ||
2578 | static char *card_status[] = { | |
141fa61f JD |
2579 | "Card inserted - uninitialized", /* 0 */ |
2580 | "Card not downloaded", /* 1 */ | |
2581 | "Waiting for download parameters", /* 2 */ | |
2582 | "Card doing acquisition", /* 3 */ | |
2583 | "Acquisition complete", /* 4 */ | |
2584 | "Authentication complete", /* 5 */ | |
2585 | "Association complete", /* 6 */ | |
2586 | "???", "???", "???", "???", /* 7 8 9 10 undefined */ | |
2587 | "Card init error", /* 11 */ | |
2588 | "Download parameters error", /* 12 */ | |
2589 | "???", /* 13 */ | |
2590 | "Acquisition failed", /* 14 */ | |
2591 | "Authentication refused", /* 15 */ | |
2592 | "Association failed" /* 16 */ | |
1da177e4 LT |
2593 | }; |
2594 | ||
141fa61f JD |
2595 | static char *nettype[] = { "Adhoc", "Infra " }; |
2596 | static char *framing[] = { "Encapsulation", "Translation" } | |
2597 | ||
1da177e4 LT |
2598 | ; |
2599 | /*===========================================================================*/ | |
6b914c52 | 2600 | static int ray_cs_proc_show(struct seq_file *m, void *v) |
1da177e4 LT |
2601 | { |
2602 | /* Print current values which are not available via other means | |
141fa61f | 2603 | * eg ifconfig |
1da177e4 | 2604 | */ |
141fa61f JD |
2605 | int i; |
2606 | struct pcmcia_device *link; | |
2607 | struct net_device *dev; | |
2608 | ray_dev_t *local; | |
2609 | UCHAR *p; | |
2610 | struct freq_hop_element *pfh; | |
2611 | UCHAR c[33]; | |
2612 | ||
2613 | link = this_device; | |
2614 | if (!link) | |
2615 | return 0; | |
2616 | dev = (struct net_device *)link->priv; | |
2617 | if (!dev) | |
2618 | return 0; | |
2619 | local = netdev_priv(dev); | |
2620 | if (!local) | |
2621 | return 0; | |
2622 | ||
2623 | seq_puts(m, "Raylink Wireless LAN driver status\n"); | |
2624 | seq_printf(m, "%s\n", rcsid); | |
2625 | /* build 4 does not report version, and field is 0x55 after memtest */ | |
2626 | seq_puts(m, "Firmware version = "); | |
2627 | if (local->fw_ver == 0x55) | |
2628 | seq_puts(m, "4 - Use dump_cis for more details\n"); | |
2629 | else | |
2630 | seq_printf(m, "%2d.%02d.%02d\n", | |
2631 | local->fw_ver, local->fw_bld, local->fw_var); | |
2632 | ||
2633 | for (i = 0; i < 32; i++) | |
2634 | c[i] = local->sparm.b5.a_current_ess_id[i]; | |
2635 | c[32] = 0; | |
2636 | seq_printf(m, "%s network ESSID = \"%s\"\n", | |
2637 | nettype[local->sparm.b5.a_network_type], c); | |
2638 | ||
2639 | p = local->bss_id; | |
2640 | seq_printf(m, "BSSID = %pM\n", p); | |
2641 | ||
2642 | seq_printf(m, "Country code = %d\n", | |
2643 | local->sparm.b5.a_curr_country_code); | |
2644 | ||
2645 | i = local->card_status; | |
2646 | if (i < 0) | |
2647 | i = 10; | |
2648 | if (i > 16) | |
2649 | i = 10; | |
2650 | seq_printf(m, "Card status = %s\n", card_status[i]); | |
2651 | ||
2652 | seq_printf(m, "Framing mode = %s\n", framing[translate]); | |
2653 | ||
2654 | seq_printf(m, "Last pkt signal lvl = %d\n", local->last_rsl); | |
2655 | ||
2656 | if (local->beacon_rxed) { | |
2657 | /* Pull some fields out of last beacon received */ | |
2658 | seq_printf(m, "Beacon Interval = %d Kus\n", | |
2659 | local->last_bcn.beacon_intvl[0] | |
2660 | + 256 * local->last_bcn.beacon_intvl[1]); | |
2661 | ||
2662 | p = local->last_bcn.elements; | |
2663 | if (p[0] == C_ESSID_ELEMENT_ID) | |
2664 | p += p[1] + 2; | |
2665 | else { | |
2666 | seq_printf(m, | |
2667 | "Parse beacon failed at essid element id = %d\n", | |
2668 | p[0]); | |
2669 | return 0; | |
2670 | } | |
2671 | ||
2672 | if (p[0] == C_SUPPORTED_RATES_ELEMENT_ID) { | |
2673 | seq_puts(m, "Supported rate codes = "); | |
2674 | for (i = 2; i < p[1] + 2; i++) | |
2675 | seq_printf(m, "0x%02x ", p[i]); | |
2676 | seq_putc(m, '\n'); | |
2677 | p += p[1] + 2; | |
2678 | } else { | |
2679 | seq_puts(m, "Parse beacon failed at rates element\n"); | |
2680 | return 0; | |
2681 | } | |
2682 | ||
2683 | if (p[0] == C_FH_PARAM_SET_ELEMENT_ID) { | |
2684 | pfh = (struct freq_hop_element *)p; | |
2685 | seq_printf(m, "Hop dwell = %d Kus\n", | |
2686 | pfh->dwell_time[0] + | |
2687 | 256 * pfh->dwell_time[1]); | |
cb01b09c | 2688 | seq_printf(m, "Hop set = %d\n", |
141fa61f | 2689 | pfh->hop_set); |
cb01b09c | 2690 | seq_printf(m, "Hop pattern = %d\n", |
141fa61f | 2691 | pfh->hop_pattern); |
cb01b09c | 2692 | seq_printf(m, "Hop index = %d\n", |
141fa61f JD |
2693 | pfh->hop_index); |
2694 | p += p[1] + 2; | |
2695 | } else { | |
2696 | seq_puts(m, | |
2697 | "Parse beacon failed at FH param element\n"); | |
2698 | return 0; | |
2699 | } | |
2700 | } else { | |
2701 | seq_puts(m, "No beacons received\n"); | |
1da177e4 | 2702 | } |
141fa61f | 2703 | return 0; |
1da177e4 LT |
2704 | } |
2705 | ||
6b914c52 AD |
2706 | static int ray_cs_proc_open(struct inode *inode, struct file *file) |
2707 | { | |
2708 | return single_open(file, ray_cs_proc_show, NULL); | |
2709 | } | |
2710 | ||
2711 | static const struct file_operations ray_cs_proc_fops = { | |
141fa61f JD |
2712 | .owner = THIS_MODULE, |
2713 | .open = ray_cs_proc_open, | |
2714 | .read = seq_read, | |
2715 | .llseek = seq_lseek, | |
2716 | .release = single_release, | |
6b914c52 | 2717 | }; |
1da177e4 LT |
2718 | #endif |
2719 | /*===========================================================================*/ | |
2720 | static int build_auth_frame(ray_dev_t *local, UCHAR *dest, int auth_type) | |
2721 | { | |
141fa61f JD |
2722 | int addr; |
2723 | struct ccs __iomem *pccs; | |
2724 | struct tx_msg __iomem *ptx; | |
2725 | int ccsindex; | |
2726 | ||
2727 | /* If no tx buffers available, return */ | |
2728 | if ((ccsindex = get_free_tx_ccs(local)) < 0) { | |
624dd669 | 2729 | pr_debug("ray_cs send authenticate - No free tx ccs\n"); |
141fa61f JD |
2730 | return -1; |
2731 | } | |
2732 | ||
2733 | pccs = ccs_base(local) + ccsindex; | |
2734 | ||
2735 | /* Address in card space */ | |
2736 | addr = TX_BUF_BASE + (ccsindex << 11); | |
2737 | /* fill in the CCS */ | |
2738 | writeb(CCS_TX_REQUEST, &pccs->cmd); | |
2739 | writeb(addr >> 8, pccs->var.tx_request.tx_data_ptr); | |
2740 | writeb(0x20, pccs->var.tx_request.tx_data_ptr + 1); | |
2741 | writeb(TX_AUTHENTICATE_LENGTH_MSB, pccs->var.tx_request.tx_data_length); | |
2742 | writeb(TX_AUTHENTICATE_LENGTH_LSB, | |
2743 | pccs->var.tx_request.tx_data_length + 1); | |
2744 | writeb(0, &pccs->var.tx_request.pow_sav_mode); | |
2745 | ||
2746 | ptx = local->sram + addr; | |
2747 | /* fill in the mac header */ | |
2748 | writeb(PROTOCOL_VER | AUTHENTIC_TYPE, &ptx->mac.frame_ctl_1); | |
2749 | writeb(0, &ptx->mac.frame_ctl_2); | |
2750 | ||
2751 | memcpy_toio(ptx->mac.addr_1, dest, ADDRLEN); | |
2752 | memcpy_toio(ptx->mac.addr_2, local->sparm.b4.a_mac_addr, ADDRLEN); | |
2753 | memcpy_toio(ptx->mac.addr_3, local->bss_id, ADDRLEN); | |
2754 | ||
2755 | /* Fill in msg body with protocol 00 00, sequence 01 00 ,status 00 00 */ | |
2756 | memset_io(ptx->var, 0, 6); | |
2757 | writeb(auth_type & 0xff, ptx->var + 2); | |
2758 | ||
2759 | /* Interrupt the firmware to process the command */ | |
2760 | if (interrupt_ecf(local, ccsindex)) { | |
624dd669 | 2761 | pr_debug( |
141fa61f JD |
2762 | "ray_cs send authentication request failed - ECF not ready for intr\n"); |
2763 | writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status); | |
2764 | return -1; | |
2765 | } | |
2766 | return 0; | |
1da177e4 LT |
2767 | } /* End build_auth_frame */ |
2768 | ||
2769 | /*===========================================================================*/ | |
2770 | #ifdef CONFIG_PROC_FS | |
83daee06 AD |
2771 | static ssize_t ray_cs_essid_proc_write(struct file *file, |
2772 | const char __user *buffer, size_t count, loff_t *pos) | |
1da177e4 LT |
2773 | { |
2774 | static char proc_essid[33]; | |
575c9ed7 | 2775 | unsigned int len = count; |
1da177e4 LT |
2776 | |
2777 | if (len > 32) | |
2778 | len = 32; | |
2779 | memset(proc_essid, 0, 33); | |
2780 | if (copy_from_user(proc_essid, buffer, len)) | |
2781 | return -EFAULT; | |
2782 | essid = proc_essid; | |
2783 | return count; | |
2784 | } | |
2785 | ||
83daee06 AD |
2786 | static const struct file_operations ray_cs_essid_proc_fops = { |
2787 | .owner = THIS_MODULE, | |
2788 | .write = ray_cs_essid_proc_write, | |
2789 | }; | |
2790 | ||
2791 | static ssize_t int_proc_write(struct file *file, const char __user *buffer, | |
2792 | size_t count, loff_t *pos) | |
1da177e4 LT |
2793 | { |
2794 | static char proc_number[10]; | |
2795 | char *p; | |
2796 | int nr, len; | |
2797 | ||
2798 | if (!count) | |
2799 | return 0; | |
2800 | ||
2801 | if (count > 9) | |
2802 | return -EINVAL; | |
2803 | if (copy_from_user(proc_number, buffer, count)) | |
2804 | return -EFAULT; | |
2805 | p = proc_number; | |
2806 | nr = 0; | |
2807 | len = count; | |
2808 | do { | |
2809 | unsigned int c = *p - '0'; | |
2810 | if (c > 9) | |
2811 | return -EINVAL; | |
141fa61f | 2812 | nr = nr * 10 + c; |
1da177e4 LT |
2813 | p++; |
2814 | } while (--len); | |
83daee06 | 2815 | *(int *)PDE(file->f_path.dentry->d_inode)->data = nr; |
1da177e4 LT |
2816 | return count; |
2817 | } | |
83daee06 AD |
2818 | |
2819 | static const struct file_operations int_proc_fops = { | |
2820 | .owner = THIS_MODULE, | |
2821 | .write = int_proc_write, | |
2822 | }; | |
1da177e4 LT |
2823 | #endif |
2824 | ||
f57ea2a2 DB |
2825 | static struct pcmcia_device_id ray_ids[] = { |
2826 | PCMCIA_DEVICE_MANF_CARD(0x01a6, 0x0000), | |
2827 | PCMCIA_DEVICE_NULL, | |
2828 | }; | |
141fa61f | 2829 | |
f57ea2a2 DB |
2830 | MODULE_DEVICE_TABLE(pcmcia, ray_ids); |
2831 | ||
1da177e4 | 2832 | static struct pcmcia_driver ray_driver = { |
141fa61f JD |
2833 | .owner = THIS_MODULE, |
2834 | .drv = { | |
2835 | .name = "ray_cs", | |
2836 | }, | |
2837 | .probe = ray_probe, | |
2838 | .remove = ray_detach, | |
2839 | .id_table = ray_ids, | |
2840 | .suspend = ray_suspend, | |
2841 | .resume = ray_resume, | |
1da177e4 LT |
2842 | }; |
2843 | ||
2844 | static int __init init_ray_cs(void) | |
2845 | { | |
141fa61f JD |
2846 | int rc; |
2847 | ||
624dd669 | 2848 | pr_debug("%s\n", rcsid); |
141fa61f | 2849 | rc = pcmcia_register_driver(&ray_driver); |
624dd669 | 2850 | pr_debug("raylink init_module register_pcmcia_driver returns 0x%x\n", |
141fa61f | 2851 | rc); |
1da177e4 LT |
2852 | |
2853 | #ifdef CONFIG_PROC_FS | |
141fa61f | 2854 | proc_mkdir("driver/ray_cs", NULL); |
1da177e4 | 2855 | |
141fa61f | 2856 | proc_create("driver/ray_cs/ray_cs", 0, NULL, &ray_cs_proc_fops); |
83daee06 AD |
2857 | proc_create("driver/ray_cs/essid", S_IWUSR, NULL, &ray_cs_essid_proc_fops); |
2858 | proc_create_data("driver/ray_cs/net_type", S_IWUSR, NULL, &int_proc_fops, &net_type); | |
2859 | proc_create_data("driver/ray_cs/translate", S_IWUSR, NULL, &int_proc_fops, &translate); | |
1da177e4 | 2860 | #endif |
141fa61f JD |
2861 | if (translate != 0) |
2862 | translate = 1; | |
2863 | return 0; | |
1da177e4 LT |
2864 | } /* init_ray_cs */ |
2865 | ||
2866 | /*===========================================================================*/ | |
2867 | ||
2868 | static void __exit exit_ray_cs(void) | |
2869 | { | |
624dd669 | 2870 | pr_debug("ray_cs: cleanup_module\n"); |
1da177e4 LT |
2871 | |
2872 | #ifdef CONFIG_PROC_FS | |
141fa61f JD |
2873 | remove_proc_entry("driver/ray_cs/ray_cs", NULL); |
2874 | remove_proc_entry("driver/ray_cs/essid", NULL); | |
2875 | remove_proc_entry("driver/ray_cs/net_type", NULL); | |
2876 | remove_proc_entry("driver/ray_cs/translate", NULL); | |
2877 | remove_proc_entry("driver/ray_cs", NULL); | |
1da177e4 LT |
2878 | #endif |
2879 | ||
141fa61f | 2880 | pcmcia_unregister_driver(&ray_driver); |
1da177e4 LT |
2881 | } /* exit_ray_cs */ |
2882 | ||
2883 | module_init(init_ray_cs); | |
2884 | module_exit(exit_ray_cs); | |
2885 | ||
2886 | /*===========================================================================*/ |