1 /*=============================================================================
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
8 * Copyright (c) 1998 Corey Thomas (corey@world.std.com)
10 * This driver is free software; you can redistribute it and/or modify
11 * it under the terms of version 2 only of the GNU General Public License as
12 * published by the Free Software Foundation.
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.
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
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
28 * Daniele Bellucci <bellucda@tiscali.it> - 07/10/2003
29 * - Audit copy_to_user in ioctl(SIOCGIWESSID)
31 =============================================================================*/
33 #include <linux/module.h>
34 #include <linux/kernel.h>
35 #include <linux/proc_fs.h>
36 #include <linux/ptrace.h>
37 #include <linux/slab.h>
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>
46 #include <linux/ethtool.h>
48 #include <pcmcia/cs_types.h>
49 #include <pcmcia/cs.h>
50 #include <pcmcia/cistpl.h>
51 #include <pcmcia/cisreg.h>
52 #include <pcmcia/ds.h>
53 #include <pcmcia/mem_op.h>
55 #include <linux/wireless.h>
56 #include <net/iw_handler.h>
59 #include <asm/system.h>
60 #include <asm/byteorder.h>
61 #include <asm/uaccess.h>
63 /* Warning : these stuff will slow down the driver... */
64 #define WIRELESS_SPY /* Enable spying addresses */
65 /* Definitions we need for spy */
66 typedef struct iw_statistics iw_stats;
67 typedef u_char mac_addr[ETH_ALEN]; /* Hardware address */
72 /* All the PCMCIA modules use PCMCIA_DEBUG to control debugging. If
73 you do not define PCMCIA_DEBUG at all, all the debug code will be
74 left out. If you compile with PCMCIA_DEBUG=0, the debug code will
75 be present but disabled -- but it can then be enabled for specific
76 modules at load time with a 'pc_debug=#' option to insmod.
80 #define PCMCIA_DEBUG RAYLINK_DEBUG
84 static int pc_debug = PCMCIA_DEBUG;
85 module_param(pc_debug, int, 0);
86 /* #define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args); */
87 #define DEBUG(n, args...) if (pc_debug>(n)) printk(args);
89 #define DEBUG(n, args...)
91 /** Prototypes based on PCMCIA skeleton driver *******************************/
92 static int ray_config(struct pcmcia_device *link);
93 static void ray_release(struct pcmcia_device *link);
94 static void ray_detach(struct pcmcia_device *p_dev);
96 /***** Prototypes indicated by device structure ******************************/
97 static int ray_dev_close(struct net_device *dev);
98 static int ray_dev_config(struct net_device *dev, struct ifmap *map);
99 static struct net_device_stats *ray_get_stats(struct net_device *dev);
100 static int ray_dev_init(struct net_device *dev);
102 static const struct ethtool_ops netdev_ethtool_ops;
104 static int ray_open(struct net_device *dev);
105 static int ray_dev_start_xmit(struct sk_buff *skb, struct net_device *dev);
106 static void set_multicast_list(struct net_device *dev);
107 static void ray_update_multi_list(struct net_device *dev, int all);
108 static int translate_frame(ray_dev_t *local, struct tx_msg __iomem *ptx,
109 unsigned char *data, int len);
110 static void ray_build_header(ray_dev_t *local, struct tx_msg __iomem *ptx, UCHAR msg_type,
111 unsigned char *data);
112 static void untranslate(ray_dev_t *local, struct sk_buff *skb, int len);
113 static iw_stats * ray_get_wireless_stats(struct net_device * dev);
114 static const struct iw_handler_def ray_handler_def;
116 /***** Prototypes for raylink functions **************************************/
117 static int asc_to_int(char a);
118 static void authenticate(ray_dev_t *local);
119 static int build_auth_frame(ray_dev_t *local, UCHAR *dest, int auth_type);
120 static void authenticate_timeout(u_long);
121 static int get_free_ccs(ray_dev_t *local);
122 static int get_free_tx_ccs(ray_dev_t *local);
123 static void init_startup_params(ray_dev_t *local);
124 static int parse_addr(char *in_str, UCHAR *out);
125 static int ray_hw_xmit(unsigned char* data, int len, struct net_device* dev, UCHAR type);
126 static int ray_init(struct net_device *dev);
127 static int interrupt_ecf(ray_dev_t *local, int ccs);
128 static void ray_reset(struct net_device *dev);
129 static void ray_update_parm(struct net_device *dev, UCHAR objid, UCHAR *value, int len);
130 static void verify_dl_startup(u_long);
132 /* Prototypes for interrpt time functions **********************************/
133 static irqreturn_t ray_interrupt (int reg, void *dev_id);
134 static void clear_interrupt(ray_dev_t *local);
135 static void rx_deauthenticate(ray_dev_t *local, struct rcs __iomem *prcs,
136 unsigned int pkt_addr, int rx_len);
137 static int copy_from_rx_buff(ray_dev_t *local, UCHAR *dest, int pkt_addr, int len);
138 static void ray_rx(struct net_device *dev, ray_dev_t *local, struct rcs __iomem *prcs);
139 static void release_frag_chain(ray_dev_t *local, struct rcs __iomem *prcs);
140 static void rx_authenticate(ray_dev_t *local, struct rcs __iomem *prcs,
141 unsigned int pkt_addr, int rx_len);
142 static void rx_data(struct net_device *dev, struct rcs __iomem *prcs, unsigned int pkt_addr,
144 static void associate(ray_dev_t *local);
146 /* Card command functions */
147 static int dl_startup_params(struct net_device *dev);
148 static void join_net(u_long local);
149 static void start_net(u_long local);
150 /* void start_net(ray_dev_t *local); */
152 /*===========================================================================*/
153 /* Parameters that can be set with 'insmod' */
155 /* ADHOC=0, Infrastructure=1 */
156 static int net_type = ADHOC;
158 /* Hop dwell time in Kus (1024 us units defined by 802.11) */
159 static int hop_dwell = 128;
161 /* Beacon period in Kus */
162 static int beacon_period = 256;
164 /* power save mode (0 = off, 1 = save power) */
167 /* String for network's Extended Service Set ID. 32 Characters max */
170 /* Default to encapsulation unless translation requested */
171 static int translate = 1;
173 static int country = USA;
179 /* 48 bit physical card address if overriding card's real physical
180 * address is required. Since IEEE 802.11 addresses are 48 bits
181 * like ethernet, an int can't be used, so a string is used. To
182 * allow use of addresses starting with a decimal digit, the first
183 * character must be a letter and will be ignored. This letter is
184 * followed by up to 12 hex digits which are the address. If less
185 * than 12 digits are used, the address will be left filled with 0's.
186 * Note that bit 0 of the first byte is the broadcast bit, and evil
187 * things will happen if it is not 0 in a card address.
189 static char *phy_addr = NULL;
192 /* A struct pcmcia_device structure has fields for most things that are needed
193 to keep track of a socket, but there will usually be some device
194 specific information that also needs to be kept track of. The
195 'priv' pointer in a struct pcmcia_device structure can be used to point to
196 a device-specific private data structure, like this.
198 static unsigned int ray_mem_speed = 500;
200 /* WARNING: THIS DRIVER IS NOT CAPABLE OF HANDLING MULTIPLE DEVICES! */
201 static struct pcmcia_device *this_device = NULL;
203 MODULE_AUTHOR("Corey Thomas <corey@world.std.com>");
204 MODULE_DESCRIPTION("Raylink/WebGear wireless LAN driver");
205 MODULE_LICENSE("GPL");
207 module_param(net_type, int, 0);
208 module_param(hop_dwell, int, 0);
209 module_param(beacon_period, int, 0);
210 module_param(psm, int, 0);
211 module_param(essid, charp, 0);
212 module_param(translate, int, 0);
213 module_param(country, int, 0);
214 module_param(sniffer, int, 0);
215 module_param(bc, int, 0);
216 module_param(phy_addr, charp, 0);
217 module_param(ray_mem_speed, int, 0);
219 static UCHAR b5_default_startup_parms[] = {
220 0, 0, /* Adhoc station */
221 'L','I','N','U','X', 0, 0, 0, /* 32 char ESSID */
222 0, 0, 0, 0, 0, 0, 0, 0,
223 0, 0, 0, 0, 0, 0, 0, 0,
224 0, 0, 0, 0, 0, 0, 0, 0,
225 1, 0, /* Active scan, CA Mode */
226 0, 0, 0, 0, 0, 0, /* No default MAC addr */
227 0x7f, 0xff, /* Frag threshold */
228 0x00, 0x80, /* Hop time 128 Kus*/
229 0x01, 0x00, /* Beacon period 256 Kus */
230 0x01, 0x07, 0xa3, /* DTIM, retries, ack timeout*/
231 0x1d, 0x82, 0x4e, /* SIFS, DIFS, PIFS */
232 0x7f, 0xff, /* RTS threshold */
233 0x04, 0xe2, 0x38, 0xA4, /* scan_dwell, max_scan_dwell */
234 0x05, /* assoc resp timeout thresh */
235 0x08, 0x02, 0x08, /* adhoc, infra, super cycle max*/
236 0, /* Promiscuous mode */
237 0x0c, 0x0bd, /* Unique word */
238 0x32, /* Slot time */
239 0xff, 0xff, /* roam-low snr, low snr count */
240 0x05, 0xff, /* Infra, adhoc missed bcn thresh */
241 0x01, 0x0b, 0x4f, /* USA, hop pattern, hop pat length */
242 /* b4 - b5 differences start here */
243 0x00, 0x3f, /* CW max */
244 0x00, 0x0f, /* CW min */
245 0x04, 0x08, /* Noise gain, limit offset */
246 0x28, 0x28, /* det rssi, med busy offsets */
247 7, /* det sync thresh */
248 0, 2, 2, /* test mode, min, max */
249 0, /* allow broadcast SSID probe resp */
250 0, 0, /* privacy must start, can join */
251 2, 0, 0, 0, 0, 0, 0, 0 /* basic rate set */
254 static UCHAR b4_default_startup_parms[] = {
255 0, 0, /* Adhoc station */
256 'L','I','N','U','X', 0, 0, 0, /* 32 char ESSID */
257 0, 0, 0, 0, 0, 0, 0, 0,
258 0, 0, 0, 0, 0, 0, 0, 0,
259 0, 0, 0, 0, 0, 0, 0, 0,
260 1, 0, /* Active scan, CA Mode */
261 0, 0, 0, 0, 0, 0, /* No default MAC addr */
262 0x7f, 0xff, /* Frag threshold */
263 0x02, 0x00, /* Hop time */
264 0x00, 0x01, /* Beacon period */
265 0x01, 0x07, 0xa3, /* DTIM, retries, ack timeout*/
266 0x1d, 0x82, 0xce, /* SIFS, DIFS, PIFS */
267 0x7f, 0xff, /* RTS threshold */
268 0xfb, 0x1e, 0xc7, 0x5c, /* scan_dwell, max_scan_dwell */
269 0x05, /* assoc resp timeout thresh */
270 0x04, 0x02, 0x4, /* adhoc, infra, super cycle max*/
271 0, /* Promiscuous mode */
272 0x0c, 0x0bd, /* Unique word */
273 0x4e, /* Slot time (TBD seems wrong)*/
274 0xff, 0xff, /* roam-low snr, low snr count */
275 0x05, 0xff, /* Infra, adhoc missed bcn thresh */
276 0x01, 0x0b, 0x4e, /* USA, hop pattern, hop pat length */
277 /* b4 - b5 differences start here */
278 0x3f, 0x0f, /* CW max, min */
279 0x04, 0x08, /* Noise gain, limit offset */
280 0x28, 0x28, /* det rssi, med busy offsets */
281 7, /* det sync thresh */
282 0, 2, 2 /* test mode, min, max*/
284 /*===========================================================================*/
285 static unsigned char eth2_llc[] = {0xaa, 0xaa, 3, 0, 0, 0};
287 static char hop_pattern_length[] = { 1,
288 USA_HOP_MOD, EUROPE_HOP_MOD,
289 JAPAN_HOP_MOD, KOREA_HOP_MOD,
290 SPAIN_HOP_MOD, FRANCE_HOP_MOD,
291 ISRAEL_HOP_MOD, AUSTRALIA_HOP_MOD,
295 static char rcsid[] = "Raylink/WebGear wireless LAN - Corey <Thomas corey@world.std.com>";
297 /*=============================================================================
298 ray_attach() creates an "instance" of the driver, allocating
299 local data structures for one device. The device is registered
301 The dev_link structure is initialized, but we don't actually
302 configure the card at this point -- we wait until we receive a
303 card insertion event.
304 =============================================================================*/
305 static int ray_probe(struct pcmcia_device *p_dev)
308 struct net_device *dev;
310 DEBUG(1, "ray_attach()\n");
312 /* Allocate space for private device-specific data */
313 dev = alloc_etherdev(sizeof(ray_dev_t));
317 local = netdev_priv(dev);
318 local->finder = p_dev;
320 /* The io structure describes IO port mapping. None used here */
321 p_dev->io.NumPorts1 = 0;
322 p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
323 p_dev->io.IOAddrLines = 5;
325 /* Interrupt setup. For PCMCIA, driver takes what's given */
326 p_dev->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT;
327 p_dev->irq.IRQInfo1 = IRQ_LEVEL_ID;
328 p_dev->irq.Handler = &ray_interrupt;
330 /* General socket configuration */
331 p_dev->conf.Attributes = CONF_ENABLE_IRQ;
332 p_dev->conf.IntType = INT_MEMORY_AND_IO;
333 p_dev->conf.ConfigIndex = 1;
336 p_dev->irq.Instance = dev;
338 local->finder = p_dev;
339 local->card_status = CARD_INSERTED;
340 local->authentication_state = UNAUTHENTICATED;
341 local->num_multi = 0;
342 DEBUG(2,"ray_attach p_dev = %p, dev = %p, local = %p, intr = %p\n",
343 p_dev,dev,local,&ray_interrupt);
345 /* Raylink entries in the device structure */
346 dev->hard_start_xmit = &ray_dev_start_xmit;
347 dev->set_config = &ray_dev_config;
348 dev->get_stats = &ray_get_stats;
349 SET_ETHTOOL_OPS(dev, &netdev_ethtool_ops);
350 dev->wireless_handlers = &ray_handler_def;
352 local->wireless_data.spy_data = &local->spy_data;
353 dev->wireless_data = &local->wireless_data;
354 #endif /* WIRELESS_SPY */
356 dev->set_multicast_list = &set_multicast_list;
358 DEBUG(2,"ray_cs ray_attach calling ether_setup.)\n");
359 dev->init = &ray_dev_init;
360 dev->open = &ray_open;
361 dev->stop = &ray_dev_close;
362 netif_stop_queue(dev);
364 init_timer(&local->timer);
367 return ray_config(p_dev);
372 /*=============================================================================
373 This deletes a driver "instance". The device is de-registered
374 with Card Services. If it has been released, all local data
375 structures are freed. Otherwise, the structures will be freed
376 when the device is released.
377 =============================================================================*/
378 static void ray_detach(struct pcmcia_device *link)
380 struct net_device *dev;
383 DEBUG(1, "ray_detach(0x%p)\n", link);
390 local = netdev_priv(dev);
391 del_timer(&local->timer);
394 if (link->dev_node) unregister_netdev(dev);
397 DEBUG(2,"ray_cs ray_detach ending\n");
399 /*=============================================================================
400 ray_config() is run after a CARD_INSERTION event
401 is received, to configure the PCMCIA socket, and to make the
402 ethernet device available to the system.
403 =============================================================================*/
404 #define CS_CHECK(fn, ret) \
405 do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
406 #define MAX_TUPLE_SIZE 128
407 static int ray_config(struct pcmcia_device *link)
409 int last_fn = 0, last_ret = 0;
413 struct net_device *dev = (struct net_device *)link->priv;
414 ray_dev_t *local = netdev_priv(dev);
415 DECLARE_MAC_BUF(mac);
417 DEBUG(1, "ray_config(0x%p)\n", link);
419 /* Determine card type and firmware version */
420 printk(KERN_INFO "ray_cs Detected: %s%s%s%s\n",
421 link->prod_id[0] ? link->prod_id[0] : " ",
422 link->prod_id[1] ? link->prod_id[1] : " ",
423 link->prod_id[2] ? link->prod_id[2] : " ",
424 link->prod_id[3] ? link->prod_id[3] : " ");
426 /* Now allocate an interrupt line. Note that this does not
427 actually assign a handler to the interrupt.
429 CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq));
430 dev->irq = link->irq.AssignedIRQ;
432 /* This actually configures the PCMCIA socket -- setting up
433 the I/O windows and the interrupt mapping.
435 CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf));
437 /*** Set up 32k window for shared memory (transmit and control) ************/
438 req.Attributes = WIN_DATA_WIDTH_8 | WIN_MEMORY_TYPE_CM | WIN_ENABLE | WIN_USE_WAIT;
441 req.AccessSpeed = ray_mem_speed;
442 CS_CHECK(RequestWindow, pcmcia_request_window(&link, &req, &link->win));
443 mem.CardOffset = 0x0000; mem.Page = 0;
444 CS_CHECK(MapMemPage, pcmcia_map_mem_page(link->win, &mem));
445 local->sram = ioremap(req.Base,req.Size);
447 /*** Set up 16k window for shared memory (receive buffer) ***************/
448 req.Attributes = WIN_DATA_WIDTH_8 | WIN_MEMORY_TYPE_CM | WIN_ENABLE | WIN_USE_WAIT;
451 req.AccessSpeed = ray_mem_speed;
452 CS_CHECK(RequestWindow, pcmcia_request_window(&link, &req, &local->rmem_handle));
453 mem.CardOffset = 0x8000; mem.Page = 0;
454 CS_CHECK(MapMemPage, pcmcia_map_mem_page(local->rmem_handle, &mem));
455 local->rmem = ioremap(req.Base,req.Size);
457 /*** Set up window for attribute memory ***********************************/
458 req.Attributes = WIN_DATA_WIDTH_8 | WIN_MEMORY_TYPE_AM | WIN_ENABLE | WIN_USE_WAIT;
461 req.AccessSpeed = ray_mem_speed;
462 CS_CHECK(RequestWindow, pcmcia_request_window(&link, &req, &local->amem_handle));
463 mem.CardOffset = 0x0000; mem.Page = 0;
464 CS_CHECK(MapMemPage, pcmcia_map_mem_page(local->amem_handle, &mem));
465 local->amem = ioremap(req.Base,req.Size);
467 DEBUG(3,"ray_config sram=%p\n",local->sram);
468 DEBUG(3,"ray_config rmem=%p\n",local->rmem);
469 DEBUG(3,"ray_config amem=%p\n",local->amem);
470 if (ray_init(dev) < 0) {
475 SET_NETDEV_DEV(dev, &handle_to_dev(link));
476 i = register_netdev(dev);
478 printk("ray_config register_netdev() failed\n");
483 strcpy(local->node.dev_name, dev->name);
484 link->dev_node = &local->node;
486 printk(KERN_INFO "%s: RayLink, irq %d, hw_addr %s\n",
487 dev->name, dev->irq, print_mac(mac, dev->dev_addr));
492 cs_error(link, last_fn, last_ret);
498 static inline struct ccs __iomem *ccs_base(ray_dev_t *dev)
500 return dev->sram + CCS_BASE;
503 static inline struct rcs __iomem *rcs_base(ray_dev_t *dev)
506 * This looks nonsensical, since there is a separate
507 * RCS_BASE. But the difference between a "struct rcs"
508 * and a "struct ccs" ends up being in the _index_ off
509 * the base, so the base pointer is the same for both
512 return dev->sram + CCS_BASE;
515 /*===========================================================================*/
516 static int ray_init(struct net_device *dev)
520 struct ccs __iomem *pccs;
521 ray_dev_t *local = netdev_priv(dev);
522 struct pcmcia_device *link = local->finder;
523 DEBUG(1, "ray_init(0x%p)\n", dev);
524 if (!(pcmcia_dev_present(link))) {
525 DEBUG(0,"ray_init - device not present\n");
529 local->net_type = net_type;
530 local->sta_type = TYPE_STA;
532 /* Copy the startup results to local memory */
533 memcpy_fromio(&local->startup_res, local->sram + ECF_TO_HOST_BASE,\
534 sizeof(struct startup_res_6));
536 /* Check Power up test status and get mac address from card */
537 if (local->startup_res.startup_word != 0x80) {
538 printk(KERN_INFO "ray_init ERROR card status = %2x\n",
539 local->startup_res.startup_word);
540 local->card_status = CARD_INIT_ERROR;
544 local->fw_ver = local->startup_res.firmware_version[0];
545 local->fw_bld = local->startup_res.firmware_version[1];
546 local->fw_var = local->startup_res.firmware_version[2];
547 DEBUG(1,"ray_init firmware version %d.%d \n",local->fw_ver, local->fw_bld);
549 local->tib_length = 0x20;
550 if ((local->fw_ver == 5) && (local->fw_bld >= 30))
551 local->tib_length = local->startup_res.tib_length;
552 DEBUG(2,"ray_init tib_length = 0x%02x\n", local->tib_length);
553 /* Initialize CCS's to buffer free state */
554 pccs = ccs_base(local);
555 for (i=0; i<NUMBER_OF_CCS; i++) {
556 writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status);
558 init_startup_params(local);
560 /* copy mac address to startup parameters */
561 if (parse_addr(phy_addr, local->sparm.b4.a_mac_addr))
563 p = local->sparm.b4.a_mac_addr;
567 memcpy(&local->sparm.b4.a_mac_addr,
568 &local->startup_res.station_addr, ADDRLEN);
569 p = local->sparm.b4.a_mac_addr;
572 clear_interrupt(local); /* Clear any interrupt from the card */
573 local->card_status = CARD_AWAITING_PARAM;
574 DEBUG(2,"ray_init ending\n");
577 /*===========================================================================*/
578 /* Download startup parameters to the card and command it to read them */
579 static int dl_startup_params(struct net_device *dev)
582 ray_dev_t *local = netdev_priv(dev);
583 struct ccs __iomem *pccs;
584 struct pcmcia_device *link = local->finder;
586 DEBUG(1,"dl_startup_params entered\n");
587 if (!(pcmcia_dev_present(link))) {
588 DEBUG(2,"ray_cs dl_startup_params - device not present\n");
592 /* Copy parameters to host to ECF area */
593 if (local->fw_ver == 0x55)
594 memcpy_toio(local->sram + HOST_TO_ECF_BASE, &local->sparm.b4,
595 sizeof(struct b4_startup_params));
597 memcpy_toio(local->sram + HOST_TO_ECF_BASE, &local->sparm.b5,
598 sizeof(struct b5_startup_params));
601 /* Fill in the CCS fields for the ECF */
602 if ((ccsindex = get_free_ccs(local)) < 0) return -1;
603 local->dl_param_ccs = ccsindex;
604 pccs = ccs_base(local) + ccsindex;
605 writeb(CCS_DOWNLOAD_STARTUP_PARAMS, &pccs->cmd);
606 DEBUG(2,"dl_startup_params start ccsindex = %d\n", local->dl_param_ccs);
607 /* Interrupt the firmware to process the command */
608 if (interrupt_ecf(local, ccsindex)) {
609 printk(KERN_INFO "ray dl_startup_params failed - "
610 "ECF not ready for intr\n");
611 local->card_status = CARD_DL_PARAM_ERROR;
612 writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status);
615 local->card_status = CARD_DL_PARAM;
616 /* Start kernel timer to wait for dl startup to complete. */
617 local->timer.expires = jiffies + HZ/2;
618 local->timer.data = (long)local;
619 local->timer.function = &verify_dl_startup;
620 add_timer(&local->timer);
621 DEBUG(2,"ray_cs dl_startup_params started timer for verify_dl_startup\n");
623 } /* dl_startup_params */
624 /*===========================================================================*/
625 static void init_startup_params(ray_dev_t *local)
629 if (country > JAPAN_TEST) country = USA;
631 if (country < USA) country = USA;
632 /* structure for hop time and beacon period is defined here using
633 * New 802.11D6.1 format. Card firmware is still using old format
636 * a_hop_time ms byte a_hop_time ms byte
637 * a_hop_time 2s byte a_hop_time ls byte
638 * a_hop_time ls byte a_beacon_period ms byte
639 * a_beacon_period a_beacon_period ls byte
641 * a_hop_time = uS a_hop_time = KuS
642 * a_beacon_period = hops a_beacon_period = KuS
643 */ /* 64ms = 010000 */
644 if (local->fw_ver == 0x55) {
645 memcpy((UCHAR *)&local->sparm.b4, b4_default_startup_parms,
646 sizeof(struct b4_startup_params));
647 /* Translate sane kus input values to old build 4/5 format */
648 /* i = hop time in uS truncated to 3 bytes */
649 i = (hop_dwell * 1024) & 0xffffff;
650 local->sparm.b4.a_hop_time[0] = (i >> 16) & 0xff;
651 local->sparm.b4.a_hop_time[1] = (i >> 8) & 0xff;
652 local->sparm.b4.a_beacon_period[0] = 0;
653 local->sparm.b4.a_beacon_period[1] =
654 ((beacon_period/hop_dwell) - 1) & 0xff;
655 local->sparm.b4.a_curr_country_code = country;
656 local->sparm.b4.a_hop_pattern_length =
657 hop_pattern_length[(int)country] - 1;
660 local->sparm.b4.a_ack_timeout = 0x50;
661 local->sparm.b4.a_sifs = 0x3f;
664 else { /* Version 5 uses real kus values */
665 memcpy((UCHAR *)&local->sparm.b5, b5_default_startup_parms,
666 sizeof(struct b5_startup_params));
668 local->sparm.b5.a_hop_time[0] = (hop_dwell >> 8) & 0xff;
669 local->sparm.b5.a_hop_time[1] = hop_dwell & 0xff;
670 local->sparm.b5.a_beacon_period[0] = (beacon_period >> 8) & 0xff;
671 local->sparm.b5.a_beacon_period[1] = beacon_period & 0xff;
673 local->sparm.b5.a_power_mgt_state = 1;
674 local->sparm.b5.a_curr_country_code = country;
675 local->sparm.b5.a_hop_pattern_length =
676 hop_pattern_length[(int)country];
679 local->sparm.b4.a_network_type = net_type & 0x01;
680 local->sparm.b4.a_acting_as_ap_status = TYPE_STA;
683 strncpy(local->sparm.b4.a_current_ess_id, essid, ESSID_SIZE);
684 } /* init_startup_params */
685 /*===========================================================================*/
686 static void verify_dl_startup(u_long data)
688 ray_dev_t *local = (ray_dev_t *)data;
689 struct ccs __iomem *pccs = ccs_base(local) + local->dl_param_ccs;
691 struct pcmcia_device *link = local->finder;
693 if (!(pcmcia_dev_present(link))) {
694 DEBUG(2,"ray_cs verify_dl_startup - device not present\n");
700 printk(KERN_DEBUG "verify_dl_startup parameters sent via ccs %d:\n",
701 local->dl_param_ccs);
702 for (i=0; i<sizeof(struct b5_startup_params); i++) {
703 printk(" %2x", (unsigned int) readb(local->sram + HOST_TO_ECF_BASE + i));
709 status = readb(&pccs->buffer_status);
710 if (status!= CCS_BUFFER_FREE)
712 printk(KERN_INFO "Download startup params failed. Status = %d\n",
714 local->card_status = CARD_DL_PARAM_ERROR;
717 if (local->sparm.b4.a_network_type == ADHOC)
718 start_net((u_long)local);
720 join_net((u_long)local);
723 } /* end verify_dl_startup */
724 /*===========================================================================*/
725 /* Command card to start a network */
726 static void start_net(u_long data)
728 ray_dev_t *local = (ray_dev_t *)data;
729 struct ccs __iomem *pccs;
731 struct pcmcia_device *link = local->finder;
732 if (!(pcmcia_dev_present(link))) {
733 DEBUG(2,"ray_cs start_net - device not present\n");
736 /* Fill in the CCS fields for the ECF */
737 if ((ccsindex = get_free_ccs(local)) < 0) return;
738 pccs = ccs_base(local) + ccsindex;
739 writeb(CCS_START_NETWORK, &pccs->cmd);
740 writeb(0, &pccs->var.start_network.update_param);
741 /* Interrupt the firmware to process the command */
742 if (interrupt_ecf(local, ccsindex)) {
743 DEBUG(1,"ray start net failed - card not ready for intr\n");
744 writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status);
747 local->card_status = CARD_DOING_ACQ;
749 } /* end start_net */
750 /*===========================================================================*/
751 /* Command card to join a network */
752 static void join_net(u_long data)
754 ray_dev_t *local = (ray_dev_t *)data;
756 struct ccs __iomem *pccs;
758 struct pcmcia_device *link = local->finder;
760 if (!(pcmcia_dev_present(link))) {
761 DEBUG(2,"ray_cs join_net - device not present\n");
764 /* Fill in the CCS fields for the ECF */
765 if ((ccsindex = get_free_ccs(local)) < 0) return;
766 pccs = ccs_base(local) + ccsindex;
767 writeb(CCS_JOIN_NETWORK, &pccs->cmd);
768 writeb(0, &pccs->var.join_network.update_param);
769 writeb(0, &pccs->var.join_network.net_initiated);
770 /* Interrupt the firmware to process the command */
771 if (interrupt_ecf(local, ccsindex)) {
772 DEBUG(1,"ray join net failed - card not ready for intr\n");
773 writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status);
776 local->card_status = CARD_DOING_ACQ;
779 /*============================================================================
780 After a card is removed, ray_release() will unregister the net
781 device, and release the PCMCIA configuration. If the device is
782 still open, this will be postponed until it is closed.
783 =============================================================================*/
784 static void ray_release(struct pcmcia_device *link)
786 struct net_device *dev = link->priv;
787 ray_dev_t *local = netdev_priv(dev);
790 DEBUG(1, "ray_release(0x%p)\n", link);
792 del_timer(&local->timer);
794 iounmap(local->sram);
795 iounmap(local->rmem);
796 iounmap(local->amem);
797 /* Do bother checking to see if these succeed or not */
798 i = pcmcia_release_window(local->amem_handle);
799 if ( i != CS_SUCCESS ) DEBUG(0,"ReleaseWindow(local->amem) ret = %x\n",i);
800 i = pcmcia_release_window(local->rmem_handle);
801 if ( i != CS_SUCCESS ) DEBUG(0,"ReleaseWindow(local->rmem) ret = %x\n",i);
802 pcmcia_disable_device(link);
804 DEBUG(2,"ray_release ending\n");
807 static int ray_suspend(struct pcmcia_device *link)
809 struct net_device *dev = link->priv;
812 netif_device_detach(dev);
817 static int ray_resume(struct pcmcia_device *link)
819 struct net_device *dev = link->priv;
823 netif_device_attach(dev);
829 /*===========================================================================*/
830 int ray_dev_init(struct net_device *dev)
832 #ifdef RAY_IMMEDIATE_INIT
834 #endif /* RAY_IMMEDIATE_INIT */
835 ray_dev_t *local = netdev_priv(dev);
836 struct pcmcia_device *link = local->finder;
838 DEBUG(1,"ray_dev_init(dev=%p)\n",dev);
839 if (!(pcmcia_dev_present(link))) {
840 DEBUG(2,"ray_dev_init - device not present\n");
843 #ifdef RAY_IMMEDIATE_INIT
844 /* Download startup parameters */
845 if ( (i = dl_startup_params(dev)) < 0)
847 printk(KERN_INFO "ray_dev_init dl_startup_params failed - "
851 #else /* RAY_IMMEDIATE_INIT */
852 /* Postpone the card init so that we can still configure the card,
853 * for example using the Wireless Extensions. The init will happen
854 * in ray_open() - Jean II */
855 DEBUG(1,"ray_dev_init: postponing card init to ray_open() ; Status = %d\n",
857 #endif /* RAY_IMMEDIATE_INIT */
859 /* copy mac and broadcast addresses to linux device */
860 memcpy(&dev->dev_addr, &local->sparm.b4.a_mac_addr, ADDRLEN);
861 memset(dev->broadcast, 0xff, ETH_ALEN);
863 DEBUG(2,"ray_dev_init ending\n");
866 /*===========================================================================*/
867 static int ray_dev_config(struct net_device *dev, struct ifmap *map)
869 ray_dev_t *local = netdev_priv(dev);
870 struct pcmcia_device *link = local->finder;
871 /* Dummy routine to satisfy device structure */
872 DEBUG(1,"ray_dev_config(dev=%p,ifmap=%p)\n",dev,map);
873 if (!(pcmcia_dev_present(link))) {
874 DEBUG(2,"ray_dev_config - device not present\n");
880 /*===========================================================================*/
881 static int ray_dev_start_xmit(struct sk_buff *skb, struct net_device *dev)
883 ray_dev_t *local = netdev_priv(dev);
884 struct pcmcia_device *link = local->finder;
885 short length = skb->len;
887 if (!(pcmcia_dev_present(link))) {
888 DEBUG(2,"ray_dev_start_xmit - device not present\n");
891 DEBUG(3,"ray_dev_start_xmit(skb=%p, dev=%p)\n",skb,dev);
892 if (local->authentication_state == NEED_TO_AUTH) {
893 DEBUG(0,"ray_cs Sending authentication request.\n");
894 if (!build_auth_frame (local, local->auth_id, OPEN_AUTH_REQUEST)) {
895 local->authentication_state = AUTHENTICATED;
896 netif_stop_queue(dev);
901 if (length < ETH_ZLEN)
903 if (skb_padto(skb, ETH_ZLEN))
907 switch (ray_hw_xmit( skb->data, length, dev, DATA_TYPE)) {
910 netif_stop_queue(dev);
916 dev->trans_start = jiffies;
921 } /* ray_dev_start_xmit */
922 /*===========================================================================*/
923 static int ray_hw_xmit(unsigned char* data, int len, struct net_device* dev,
926 ray_dev_t *local = netdev_priv(dev);
927 struct ccs __iomem *pccs;
930 struct tx_msg __iomem *ptx; /* Address of xmit buffer in PC space */
931 short int addr; /* Address of xmit buffer in card space */
933 DEBUG(3,"ray_hw_xmit(data=%p, len=%d, dev=%p)\n",data,len,dev);
934 if (len + TX_HEADER_LENGTH > TX_BUF_SIZE)
936 printk(KERN_INFO "ray_hw_xmit packet too large: %d bytes\n",len);
939 switch (ccsindex = get_free_tx_ccs(local)) {
941 DEBUG(2,"ray_hw_xmit tx_ccs table busy\n");
943 DEBUG(2,"ray_hw_xmit No free tx ccs\n");
945 netif_stop_queue(dev);
950 addr = TX_BUF_BASE + (ccsindex << 11);
952 if (msg_type == DATA_TYPE) {
953 local->stats.tx_bytes += len;
954 local->stats.tx_packets++;
957 ptx = local->sram + addr;
959 ray_build_header(local, ptx, msg_type, data);
961 offset = translate_frame(local, ptx, data, len);
963 else { /* Encapsulate frame */
964 /* TBD TIB length will move address of ptx->var */
965 memcpy_toio(&ptx->var, data, len);
969 /* fill in the CCS */
970 pccs = ccs_base(local) + ccsindex;
971 len += TX_HEADER_LENGTH + offset;
972 writeb(CCS_TX_REQUEST, &pccs->cmd);
973 writeb(addr >> 8, &pccs->var.tx_request.tx_data_ptr[0]);
974 writeb(local->tib_length, &pccs->var.tx_request.tx_data_ptr[1]);
975 writeb(len >> 8, &pccs->var.tx_request.tx_data_length[0]);
976 writeb(len & 0xff, &pccs->var.tx_request.tx_data_length[1]);
977 /* TBD still need psm_cam? */
978 writeb(PSM_CAM, &pccs->var.tx_request.pow_sav_mode);
979 writeb(local->net_default_tx_rate, &pccs->var.tx_request.tx_rate);
980 writeb(0, &pccs->var.tx_request.antenna);
981 DEBUG(3,"ray_hw_xmit default_tx_rate = 0x%x\n",\
982 local->net_default_tx_rate);
984 /* Interrupt the firmware to process the command */
985 if (interrupt_ecf(local, ccsindex)) {
986 DEBUG(2,"ray_hw_xmit failed - ECF not ready for intr\n");
987 /* TBD very inefficient to copy packet to buffer, and then not
988 send it, but the alternative is to queue the messages and that
989 won't be done for a while. Maybe set tbusy until a CCS is free?
991 writeb(CCS_BUFFER_FREE, &pccs->buffer_status);
995 } /* end ray_hw_xmit */
996 /*===========================================================================*/
997 static int translate_frame(ray_dev_t *local, struct tx_msg __iomem *ptx, unsigned char *data,
1000 unsigned short int proto = ((struct ethhdr *)data)->h_proto;
1001 if (ntohs(proto) >= 1536) { /* DIX II ethernet frame */
1002 DEBUG(3,"ray_cs translate_frame DIX II\n");
1003 /* Copy LLC header to card buffer */
1004 memcpy_toio(&ptx->var, eth2_llc, sizeof(eth2_llc));
1005 memcpy_toio( ((void __iomem *)&ptx->var) + sizeof(eth2_llc), (UCHAR *)&proto, 2);
1006 if ((proto == 0xf380) || (proto == 0x3781)) {
1007 /* This is the selective translation table, only 2 entries */
1008 writeb(0xf8, &((struct snaphdr_t __iomem *)ptx->var)->org[3]);
1010 /* Copy body of ethernet packet without ethernet header */
1011 memcpy_toio((void __iomem *)&ptx->var + sizeof(struct snaphdr_t), \
1012 data + ETH_HLEN, len - ETH_HLEN);
1013 return (int) sizeof(struct snaphdr_t) - ETH_HLEN;
1015 else { /* already 802 type, and proto is length */
1016 DEBUG(3,"ray_cs translate_frame 802\n");
1017 if (proto == 0xffff) { /* evil netware IPX 802.3 without LLC */
1018 DEBUG(3,"ray_cs translate_frame evil IPX\n");
1019 memcpy_toio(&ptx->var, data + ETH_HLEN, len - ETH_HLEN);
1020 return 0 - ETH_HLEN;
1022 memcpy_toio(&ptx->var, data + ETH_HLEN, len - ETH_HLEN);
1023 return 0 - ETH_HLEN;
1025 /* TBD do other frame types */
1026 } /* end translate_frame */
1027 /*===========================================================================*/
1028 static void ray_build_header(ray_dev_t *local, struct tx_msg __iomem *ptx, UCHAR msg_type,
1029 unsigned char *data)
1031 writeb(PROTOCOL_VER | msg_type, &ptx->mac.frame_ctl_1);
1032 /*** IEEE 802.11 Address field assignments *************
1033 TODS FROMDS addr_1 addr_2 addr_3 addr_4
1034 Adhoc 0 0 dest src (terminal) BSSID N/A
1035 AP to Terminal 0 1 dest AP(BSSID) source N/A
1036 Terminal to AP 1 0 AP(BSSID) src (terminal) dest N/A
1037 AP to AP 1 1 dest AP src AP dest source
1038 *******************************************************/
1039 if (local->net_type == ADHOC) {
1040 writeb(0, &ptx->mac.frame_ctl_2);
1041 memcpy_toio(ptx->mac.addr_1, ((struct ethhdr *)data)->h_dest, 2 * ADDRLEN);
1042 memcpy_toio(ptx->mac.addr_3, local->bss_id, ADDRLEN);
1044 else /* infrastructure */
1046 if (local->sparm.b4.a_acting_as_ap_status)
1048 writeb(FC2_FROM_DS, &ptx->mac.frame_ctl_2);
1049 memcpy_toio(ptx->mac.addr_1, ((struct ethhdr *)data)->h_dest, ADDRLEN);
1050 memcpy_toio(ptx->mac.addr_2, local->bss_id, 6);
1051 memcpy_toio(ptx->mac.addr_3, ((struct ethhdr *)data)->h_source, ADDRLEN);
1055 writeb(FC2_TO_DS, &ptx->mac.frame_ctl_2);
1056 memcpy_toio(ptx->mac.addr_1, local->bss_id, ADDRLEN);
1057 memcpy_toio(ptx->mac.addr_2, ((struct ethhdr *)data)->h_source, ADDRLEN);
1058 memcpy_toio(ptx->mac.addr_3, ((struct ethhdr *)data)->h_dest, ADDRLEN);
1061 } /* end encapsulate_frame */
1064 /*===========================================================================*/
1066 static void netdev_get_drvinfo(struct net_device *dev,
1067 struct ethtool_drvinfo *info)
1069 strcpy(info->driver, "ray_cs");
1072 static const struct ethtool_ops netdev_ethtool_ops = {
1073 .get_drvinfo = netdev_get_drvinfo,
1076 /*====================================================================*/
1078 /*------------------------------------------------------------------*/
1080 * Wireless Handler : get protocol name
1082 static int ray_get_name(struct net_device *dev,
1083 struct iw_request_info *info,
1087 strcpy(cwrq, "IEEE 802.11-FH");
1091 /*------------------------------------------------------------------*/
1093 * Wireless Handler : set frequency
1095 static int ray_set_freq(struct net_device *dev,
1096 struct iw_request_info *info,
1097 struct iw_freq *fwrq,
1100 ray_dev_t *local = netdev_priv(dev);
1101 int err = -EINPROGRESS; /* Call commit handler */
1103 /* Reject if card is already initialised */
1104 if(local->card_status != CARD_AWAITING_PARAM)
1107 /* Setting by channel number */
1108 if ((fwrq->m > USA_HOP_MOD) || (fwrq->e > 0))
1111 local->sparm.b5.a_hop_pattern = fwrq->m;
1116 /*------------------------------------------------------------------*/
1118 * Wireless Handler : get frequency
1120 static int ray_get_freq(struct net_device *dev,
1121 struct iw_request_info *info,
1122 struct iw_freq *fwrq,
1125 ray_dev_t *local = netdev_priv(dev);
1127 fwrq->m = local->sparm.b5.a_hop_pattern;
1132 /*------------------------------------------------------------------*/
1134 * Wireless Handler : set ESSID
1136 static int ray_set_essid(struct net_device *dev,
1137 struct iw_request_info *info,
1138 struct iw_point *dwrq,
1141 ray_dev_t *local = netdev_priv(dev);
1143 /* Reject if card is already initialised */
1144 if(local->card_status != CARD_AWAITING_PARAM)
1147 /* Check if we asked for `any' */
1148 if(dwrq->flags == 0) {
1149 /* Corey : can you do that ? */
1152 /* Check the size of the string */
1153 if(dwrq->length > IW_ESSID_MAX_SIZE) {
1157 /* Set the ESSID in the card */
1158 memset(local->sparm.b5.a_current_ess_id, 0, IW_ESSID_MAX_SIZE);
1159 memcpy(local->sparm.b5.a_current_ess_id, extra, dwrq->length);
1162 return -EINPROGRESS; /* Call commit handler */
1165 /*------------------------------------------------------------------*/
1167 * Wireless Handler : get ESSID
1169 static int ray_get_essid(struct net_device *dev,
1170 struct iw_request_info *info,
1171 struct iw_point *dwrq,
1174 ray_dev_t *local = netdev_priv(dev);
1176 /* Get the essid that was set */
1177 memcpy(extra, local->sparm.b5.a_current_ess_id, IW_ESSID_MAX_SIZE);
1180 dwrq->length = strlen(extra);
1181 dwrq->flags = 1; /* active */
1186 /*------------------------------------------------------------------*/
1188 * Wireless Handler : get AP address
1190 static int ray_get_wap(struct net_device *dev,
1191 struct iw_request_info *info,
1192 struct sockaddr *awrq,
1195 ray_dev_t *local = netdev_priv(dev);
1197 memcpy(awrq->sa_data, local->bss_id, ETH_ALEN);
1198 awrq->sa_family = ARPHRD_ETHER;
1203 /*------------------------------------------------------------------*/
1205 * Wireless Handler : set Bit-Rate
1207 static int ray_set_rate(struct net_device *dev,
1208 struct iw_request_info *info,
1209 struct iw_param *vwrq,
1212 ray_dev_t *local = netdev_priv(dev);
1214 /* Reject if card is already initialised */
1215 if(local->card_status != CARD_AWAITING_PARAM)
1218 /* Check if rate is in range */
1219 if((vwrq->value != 1000000) && (vwrq->value != 2000000))
1222 /* Hack for 1.5 Mb/s instead of 2 Mb/s */
1223 if((local->fw_ver == 0x55) && /* Please check */
1224 (vwrq->value == 2000000))
1225 local->net_default_tx_rate = 3;
1227 local->net_default_tx_rate = vwrq->value/500000;
1232 /*------------------------------------------------------------------*/
1234 * Wireless Handler : get Bit-Rate
1236 static int ray_get_rate(struct net_device *dev,
1237 struct iw_request_info *info,
1238 struct iw_param *vwrq,
1241 ray_dev_t *local = netdev_priv(dev);
1243 if(local->net_default_tx_rate == 3)
1244 vwrq->value = 2000000; /* Hum... */
1246 vwrq->value = local->net_default_tx_rate * 500000;
1247 vwrq->fixed = 0; /* We are in auto mode */
1252 /*------------------------------------------------------------------*/
1254 * Wireless Handler : set RTS threshold
1256 static int ray_set_rts(struct net_device *dev,
1257 struct iw_request_info *info,
1258 struct iw_param *vwrq,
1261 ray_dev_t *local = netdev_priv(dev);
1262 int rthr = vwrq->value;
1264 /* Reject if card is already initialised */
1265 if(local->card_status != CARD_AWAITING_PARAM)
1268 /* if(wrq->u.rts.fixed == 0) we should complain */
1272 if((rthr < 0) || (rthr > 2347)) /* What's the max packet size ??? */
1275 local->sparm.b5.a_rts_threshold[0] = (rthr >> 8) & 0xFF;
1276 local->sparm.b5.a_rts_threshold[1] = rthr & 0xFF;
1278 return -EINPROGRESS; /* Call commit handler */
1282 /*------------------------------------------------------------------*/
1284 * Wireless Handler : get RTS threshold
1286 static int ray_get_rts(struct net_device *dev,
1287 struct iw_request_info *info,
1288 struct iw_param *vwrq,
1291 ray_dev_t *local = netdev_priv(dev);
1293 vwrq->value = (local->sparm.b5.a_rts_threshold[0] << 8)
1294 + local->sparm.b5.a_rts_threshold[1];
1295 vwrq->disabled = (vwrq->value == 32767);
1301 /*------------------------------------------------------------------*/
1303 * Wireless Handler : set Fragmentation threshold
1305 static int ray_set_frag(struct net_device *dev,
1306 struct iw_request_info *info,
1307 struct iw_param *vwrq,
1310 ray_dev_t *local = netdev_priv(dev);
1311 int fthr = vwrq->value;
1313 /* Reject if card is already initialised */
1314 if(local->card_status != CARD_AWAITING_PARAM)
1317 /* if(wrq->u.frag.fixed == 0) should complain */
1321 if((fthr < 256) || (fthr > 2347)) /* To check out ! */
1324 local->sparm.b5.a_frag_threshold[0] = (fthr >> 8) & 0xFF;
1325 local->sparm.b5.a_frag_threshold[1] = fthr & 0xFF;
1327 return -EINPROGRESS; /* Call commit handler */
1330 /*------------------------------------------------------------------*/
1332 * Wireless Handler : get Fragmentation threshold
1334 static int ray_get_frag(struct net_device *dev,
1335 struct iw_request_info *info,
1336 struct iw_param *vwrq,
1339 ray_dev_t *local = netdev_priv(dev);
1341 vwrq->value = (local->sparm.b5.a_frag_threshold[0] << 8)
1342 + local->sparm.b5.a_frag_threshold[1];
1343 vwrq->disabled = (vwrq->value == 32767);
1349 /*------------------------------------------------------------------*/
1351 * Wireless Handler : set Mode of Operation
1353 static int ray_set_mode(struct net_device *dev,
1354 struct iw_request_info *info,
1358 ray_dev_t *local = netdev_priv(dev);
1359 int err = -EINPROGRESS; /* Call commit handler */
1362 /* Reject if card is already initialised */
1363 if(local->card_status != CARD_AWAITING_PARAM)
1372 local->sparm.b5.a_network_type = card_mode;
1381 /*------------------------------------------------------------------*/
1383 * Wireless Handler : get Mode of Operation
1385 static int ray_get_mode(struct net_device *dev,
1386 struct iw_request_info *info,
1390 ray_dev_t *local = netdev_priv(dev);
1392 if(local->sparm.b5.a_network_type)
1393 *uwrq = IW_MODE_INFRA;
1395 *uwrq = IW_MODE_ADHOC;
1400 /*------------------------------------------------------------------*/
1402 * Wireless Handler : get range info
1404 static int ray_get_range(struct net_device *dev,
1405 struct iw_request_info *info,
1406 struct iw_point *dwrq,
1409 struct iw_range *range = (struct iw_range *) extra;
1411 memset((char *) range, 0, sizeof(struct iw_range));
1413 /* Set the length (very important for backward compatibility) */
1414 dwrq->length = sizeof(struct iw_range);
1416 /* Set the Wireless Extension versions */
1417 range->we_version_compiled = WIRELESS_EXT;
1418 range->we_version_source = 9;
1420 /* Set information in the range struct */
1421 range->throughput = 1.1 * 1000 * 1000; /* Put the right number here */
1422 range->num_channels = hop_pattern_length[(int)country];
1423 range->num_frequency = 0;
1424 range->max_qual.qual = 0;
1425 range->max_qual.level = 255; /* What's the correct value ? */
1426 range->max_qual.noise = 255; /* Idem */
1427 range->num_bitrates = 2;
1428 range->bitrate[0] = 1000000; /* 1 Mb/s */
1429 range->bitrate[1] = 2000000; /* 2 Mb/s */
1433 /*------------------------------------------------------------------*/
1435 * Wireless Private Handler : set framing mode
1437 static int ray_set_framing(struct net_device *dev,
1438 struct iw_request_info *info,
1439 union iwreq_data *wrqu,
1442 translate = *(extra); /* Set framing mode */
1447 /*------------------------------------------------------------------*/
1449 * Wireless Private Handler : get framing mode
1451 static int ray_get_framing(struct net_device *dev,
1452 struct iw_request_info *info,
1453 union iwreq_data *wrqu,
1456 *(extra) = translate;
1461 /*------------------------------------------------------------------*/
1463 * Wireless Private Handler : get country
1465 static int ray_get_country(struct net_device *dev,
1466 struct iw_request_info *info,
1467 union iwreq_data *wrqu,
1475 /*------------------------------------------------------------------*/
1477 * Commit handler : called after a bunch of SET operations
1479 static int ray_commit(struct net_device *dev,
1480 struct iw_request_info *info, /* NULL */
1481 void *zwrq, /* NULL */
1482 char *extra) /* NULL */
1487 /*------------------------------------------------------------------*/
1489 * Stats handler : return Wireless Stats
1491 static iw_stats * ray_get_wireless_stats(struct net_device * dev)
1493 ray_dev_t * local = netdev_priv(dev);
1494 struct pcmcia_device *link = local->finder;
1495 struct status __iomem *p = local->sram + STATUS_BASE;
1497 if(local == (ray_dev_t *) NULL)
1498 return (iw_stats *) NULL;
1500 local->wstats.status = local->card_status;
1502 if((local->spy_data.spy_number > 0) && (local->sparm.b5.a_network_type == 0))
1504 /* Get it from the first node in spy list */
1505 local->wstats.qual.qual = local->spy_data.spy_stat[0].qual;
1506 local->wstats.qual.level = local->spy_data.spy_stat[0].level;
1507 local->wstats.qual.noise = local->spy_data.spy_stat[0].noise;
1508 local->wstats.qual.updated = local->spy_data.spy_stat[0].updated;
1510 #endif /* WIRELESS_SPY */
1512 if(pcmcia_dev_present(link)) {
1513 local->wstats.qual.noise = readb(&p->rxnoise);
1514 local->wstats.qual.updated |= 4;
1517 return &local->wstats;
1518 } /* end ray_get_wireless_stats */
1520 /*------------------------------------------------------------------*/
1522 * Structures to export the Wireless Handlers
1525 static const iw_handler ray_handler[] = {
1526 [SIOCSIWCOMMIT-SIOCIWFIRST] = (iw_handler) ray_commit,
1527 [SIOCGIWNAME -SIOCIWFIRST] = (iw_handler) ray_get_name,
1528 [SIOCSIWFREQ -SIOCIWFIRST] = (iw_handler) ray_set_freq,
1529 [SIOCGIWFREQ -SIOCIWFIRST] = (iw_handler) ray_get_freq,
1530 [SIOCSIWMODE -SIOCIWFIRST] = (iw_handler) ray_set_mode,
1531 [SIOCGIWMODE -SIOCIWFIRST] = (iw_handler) ray_get_mode,
1532 [SIOCGIWRANGE -SIOCIWFIRST] = (iw_handler) ray_get_range,
1534 [SIOCSIWSPY -SIOCIWFIRST] = (iw_handler) iw_handler_set_spy,
1535 [SIOCGIWSPY -SIOCIWFIRST] = (iw_handler) iw_handler_get_spy,
1536 [SIOCSIWTHRSPY-SIOCIWFIRST] = (iw_handler) iw_handler_set_thrspy,
1537 [SIOCGIWTHRSPY-SIOCIWFIRST] = (iw_handler) iw_handler_get_thrspy,
1538 #endif /* WIRELESS_SPY */
1539 [SIOCGIWAP -SIOCIWFIRST] = (iw_handler) ray_get_wap,
1540 [SIOCSIWESSID -SIOCIWFIRST] = (iw_handler) ray_set_essid,
1541 [SIOCGIWESSID -SIOCIWFIRST] = (iw_handler) ray_get_essid,
1542 [SIOCSIWRATE -SIOCIWFIRST] = (iw_handler) ray_set_rate,
1543 [SIOCGIWRATE -SIOCIWFIRST] = (iw_handler) ray_get_rate,
1544 [SIOCSIWRTS -SIOCIWFIRST] = (iw_handler) ray_set_rts,
1545 [SIOCGIWRTS -SIOCIWFIRST] = (iw_handler) ray_get_rts,
1546 [SIOCSIWFRAG -SIOCIWFIRST] = (iw_handler) ray_set_frag,
1547 [SIOCGIWFRAG -SIOCIWFIRST] = (iw_handler) ray_get_frag,
1550 #define SIOCSIPFRAMING SIOCIWFIRSTPRIV /* Set framing mode */
1551 #define SIOCGIPFRAMING SIOCIWFIRSTPRIV + 1 /* Get framing mode */
1552 #define SIOCGIPCOUNTRY SIOCIWFIRSTPRIV + 3 /* Get country code */
1554 static const iw_handler ray_private_handler[] = {
1555 [0] = (iw_handler) ray_set_framing,
1556 [1] = (iw_handler) ray_get_framing,
1557 [3] = (iw_handler) ray_get_country,
1560 static const struct iw_priv_args ray_private_args[] = {
1561 /* cmd, set_args, get_args, name */
1562 { SIOCSIPFRAMING, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1, 0, "set_framing" },
1563 { SIOCGIPFRAMING, 0, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1, "get_framing" },
1564 { SIOCGIPCOUNTRY, 0, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1, "get_country" },
1567 static const struct iw_handler_def ray_handler_def =
1569 .num_standard = ARRAY_SIZE(ray_handler),
1570 .num_private = ARRAY_SIZE(ray_private_handler),
1571 .num_private_args = ARRAY_SIZE(ray_private_args),
1572 .standard = ray_handler,
1573 .private = ray_private_handler,
1574 .private_args = ray_private_args,
1575 .get_wireless_stats = ray_get_wireless_stats,
1578 /*===========================================================================*/
1579 static int ray_open(struct net_device *dev)
1581 ray_dev_t *local = netdev_priv(dev);
1582 struct pcmcia_device *link;
1583 link = local->finder;
1585 DEBUG(1, "ray_open('%s')\n", dev->name);
1587 if (link->open == 0)
1588 local->num_multi = 0;
1591 /* If the card is not started, time to start it ! - Jean II */
1592 if(local->card_status == CARD_AWAITING_PARAM) {
1595 DEBUG(1,"ray_open: doing init now !\n");
1597 /* Download startup parameters */
1598 if ( (i = dl_startup_params(dev)) < 0)
1600 printk(KERN_INFO "ray_dev_init dl_startup_params failed - "
1601 "returns 0x%x\n",i);
1606 if (sniffer) netif_stop_queue(dev);
1607 else netif_start_queue(dev);
1609 DEBUG(2,"ray_open ending\n");
1611 } /* end ray_open */
1612 /*===========================================================================*/
1613 static int ray_dev_close(struct net_device *dev)
1615 ray_dev_t *local = netdev_priv(dev);
1616 struct pcmcia_device *link;
1617 link = local->finder;
1619 DEBUG(1, "ray_dev_close('%s')\n", dev->name);
1622 netif_stop_queue(dev);
1624 /* In here, we should stop the hardware (stop card from beeing active)
1625 * and set local->card_status to CARD_AWAITING_PARAM, so that while the
1626 * card is closed we can chage its configuration.
1627 * Probably also need a COR reset to get sane state - Jean II */
1630 } /* end ray_dev_close */
1631 /*===========================================================================*/
1632 static void ray_reset(struct net_device *dev) {
1633 DEBUG(1,"ray_reset entered\n");
1636 /*===========================================================================*/
1637 /* Cause a firmware interrupt if it is ready for one */
1638 /* Return nonzero if not ready */
1639 static int interrupt_ecf(ray_dev_t *local, int ccs)
1642 struct pcmcia_device *link = local->finder;
1644 if (!(pcmcia_dev_present(link))) {
1645 DEBUG(2,"ray_cs interrupt_ecf - device not present\n");
1648 DEBUG(2,"interrupt_ecf(local=%p, ccs = 0x%x\n",local,ccs);
1651 (readb(local->amem + CIS_OFFSET + ECF_INTR_OFFSET) & ECF_INTR_SET))
1654 DEBUG(2,"ray_cs interrupt_ecf card not ready for interrupt\n");
1657 /* Fill the mailbox, then kick the card */
1658 writeb(ccs, local->sram + SCB_BASE);
1659 writeb(ECF_INTR_SET, local->amem + CIS_OFFSET + ECF_INTR_OFFSET);
1661 } /* interrupt_ecf */
1662 /*===========================================================================*/
1663 /* Get next free transmit CCS */
1664 /* Return - index of current tx ccs */
1665 static int get_free_tx_ccs(ray_dev_t *local)
1668 struct ccs __iomem *pccs = ccs_base(local);
1669 struct pcmcia_device *link = local->finder;
1671 if (!(pcmcia_dev_present(link))) {
1672 DEBUG(2,"ray_cs get_free_tx_ccs - device not present\n");
1676 if (test_and_set_bit(0,&local->tx_ccs_lock)) {
1677 DEBUG(1,"ray_cs tx_ccs_lock busy\n");
1681 for (i=0; i < NUMBER_OF_TX_CCS; i++) {
1682 if (readb(&(pccs+i)->buffer_status) == CCS_BUFFER_FREE) {
1683 writeb(CCS_BUFFER_BUSY, &(pccs+i)->buffer_status);
1684 writeb(CCS_END_LIST, &(pccs+i)->link);
1685 local->tx_ccs_lock = 0;
1689 local->tx_ccs_lock = 0;
1690 DEBUG(2,"ray_cs ERROR no free tx CCS for raylink card\n");
1692 } /* get_free_tx_ccs */
1693 /*===========================================================================*/
1694 /* Get next free CCS */
1695 /* Return - index of current ccs */
1696 static int get_free_ccs(ray_dev_t *local)
1699 struct ccs __iomem *pccs = ccs_base(local);
1700 struct pcmcia_device *link = local->finder;
1702 if (!(pcmcia_dev_present(link))) {
1703 DEBUG(2,"ray_cs get_free_ccs - device not present\n");
1706 if (test_and_set_bit(0,&local->ccs_lock)) {
1707 DEBUG(1,"ray_cs ccs_lock busy\n");
1711 for (i = NUMBER_OF_TX_CCS; i < NUMBER_OF_CCS; i++) {
1712 if (readb(&(pccs+i)->buffer_status) == CCS_BUFFER_FREE) {
1713 writeb(CCS_BUFFER_BUSY, &(pccs+i)->buffer_status);
1714 writeb(CCS_END_LIST, &(pccs+i)->link);
1715 local->ccs_lock = 0;
1719 local->ccs_lock = 0;
1720 DEBUG(1,"ray_cs ERROR no free CCS for raylink card\n");
1722 } /* get_free_ccs */
1723 /*===========================================================================*/
1724 static void authenticate_timeout(u_long data)
1726 ray_dev_t *local = (ray_dev_t *)data;
1727 del_timer(&local->timer);
1728 printk(KERN_INFO "ray_cs Authentication with access point failed"
1730 join_net((u_long)local);
1732 /*===========================================================================*/
1733 static int asc_to_int(char a)
1735 if (a < '0') return -1;
1736 if (a <= '9') return (a - '0');
1737 if (a < 'A') return -1;
1738 if (a <= 'F') return (10 + a - 'A');
1739 if (a < 'a') return -1;
1740 if (a <= 'f') return (10 + a - 'a');
1743 /*===========================================================================*/
1744 static int parse_addr(char *in_str, UCHAR *out)
1750 if (in_str == NULL) return 0;
1751 if ((len = strlen(in_str)) < 2) return 0;
1752 memset(out, 0, ADDRLEN);
1761 if ((k = asc_to_int(in_str[j--])) != -1) out[i] = k;
1765 if ((k = asc_to_int(in_str[j--])) != -1) out[i] += k << 4;
1771 /*===========================================================================*/
1772 static struct net_device_stats *ray_get_stats(struct net_device *dev)
1774 ray_dev_t *local = netdev_priv(dev);
1775 struct pcmcia_device *link = local->finder;
1776 struct status __iomem *p = local->sram + STATUS_BASE;
1777 if (!(pcmcia_dev_present(link))) {
1778 DEBUG(2,"ray_cs net_device_stats - device not present\n");
1779 return &local->stats;
1781 if (readb(&p->mrx_overflow_for_host))
1783 local->stats.rx_over_errors += ntohs(readb(&p->mrx_overflow));
1784 writeb(0,&p->mrx_overflow);
1785 writeb(0,&p->mrx_overflow_for_host);
1787 if (readb(&p->mrx_checksum_error_for_host))
1789 local->stats.rx_crc_errors += ntohs(readb(&p->mrx_checksum_error));
1790 writeb(0,&p->mrx_checksum_error);
1791 writeb(0,&p->mrx_checksum_error_for_host);
1793 if (readb(&p->rx_hec_error_for_host))
1795 local->stats.rx_frame_errors += ntohs(readb(&p->rx_hec_error));
1796 writeb(0,&p->rx_hec_error);
1797 writeb(0,&p->rx_hec_error_for_host);
1799 return &local->stats;
1801 /*===========================================================================*/
1802 static void ray_update_parm(struct net_device *dev, UCHAR objid, UCHAR *value, int len)
1804 ray_dev_t *local = netdev_priv(dev);
1805 struct pcmcia_device *link = local->finder;
1808 struct ccs __iomem *pccs;
1810 if (!(pcmcia_dev_present(link))) {
1811 DEBUG(2,"ray_update_parm - device not present\n");
1815 if ((ccsindex = get_free_ccs(local)) < 0)
1817 DEBUG(0,"ray_update_parm - No free ccs\n");
1820 pccs = ccs_base(local) + ccsindex;
1821 writeb(CCS_UPDATE_PARAMS, &pccs->cmd);
1822 writeb(objid, &pccs->var.update_param.object_id);
1823 writeb(1, &pccs->var.update_param.number_objects);
1824 writeb(0, &pccs->var.update_param.failure_cause);
1825 for (i=0; i<len; i++) {
1826 writeb(value[i], local->sram + HOST_TO_ECF_BASE);
1828 /* Interrupt the firmware to process the command */
1829 if (interrupt_ecf(local, ccsindex)) {
1830 DEBUG(0,"ray_cs associate failed - ECF not ready for intr\n");
1831 writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status);
1834 /*===========================================================================*/
1835 static void ray_update_multi_list(struct net_device *dev, int all)
1837 struct dev_mc_list *dmi, **dmip;
1839 struct ccs __iomem *pccs;
1841 ray_dev_t *local = netdev_priv(dev);
1842 struct pcmcia_device *link = local->finder;
1843 void __iomem *p = local->sram + HOST_TO_ECF_BASE;
1845 if (!(pcmcia_dev_present(link))) {
1846 DEBUG(2,"ray_update_multi_list - device not present\n");
1850 DEBUG(2,"ray_update_multi_list(%p)\n",dev);
1851 if ((ccsindex = get_free_ccs(local)) < 0)
1853 DEBUG(1,"ray_update_multi - No free ccs\n");
1856 pccs = ccs_base(local) + ccsindex;
1857 writeb(CCS_UPDATE_MULTICAST_LIST, &pccs->cmd);
1860 writeb(0xff, &pccs->var);
1861 local->num_multi = 0xff;
1864 /* Copy the kernel's list of MC addresses to card */
1865 for (dmip=&dev->mc_list; (dmi=*dmip)!=NULL; dmip=&dmi->next) {
1866 memcpy_toio(p, dmi->dmi_addr, ETH_ALEN);
1867 DEBUG(1,"ray_update_multi add addr %02x%02x%02x%02x%02x%02x\n",dmi->dmi_addr[0],dmi->dmi_addr[1],dmi->dmi_addr[2],dmi->dmi_addr[3],dmi->dmi_addr[4],dmi->dmi_addr[5]);
1871 if (i > 256/ADDRLEN) i = 256/ADDRLEN;
1872 writeb((UCHAR)i, &pccs->var);
1873 DEBUG(1,"ray_cs update_multi %d addresses in list\n", i);
1874 /* Interrupt the firmware to process the command */
1875 local->num_multi = i;
1877 if (interrupt_ecf(local, ccsindex)) {
1878 DEBUG(1,"ray_cs update_multi failed - ECF not ready for intr\n");
1879 writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status);
1881 } /* end ray_update_multi_list */
1882 /*===========================================================================*/
1883 static void set_multicast_list(struct net_device *dev)
1885 ray_dev_t *local = netdev_priv(dev);
1888 DEBUG(2,"ray_cs set_multicast_list(%p)\n",dev);
1890 if (dev->flags & IFF_PROMISC)
1892 if (local->sparm.b5.a_promiscuous_mode == 0) {
1893 DEBUG(1,"ray_cs set_multicast_list promisc on\n");
1894 local->sparm.b5.a_promiscuous_mode = 1;
1896 ray_update_parm(dev, OBJID_promiscuous_mode, \
1897 &promisc, sizeof(promisc));
1901 if (local->sparm.b5.a_promiscuous_mode == 1) {
1902 DEBUG(1,"ray_cs set_multicast_list promisc off\n");
1903 local->sparm.b5.a_promiscuous_mode = 0;
1905 ray_update_parm(dev, OBJID_promiscuous_mode, \
1906 &promisc, sizeof(promisc));
1910 if (dev->flags & IFF_ALLMULTI) ray_update_multi_list(dev, 1);
1913 if (local->num_multi != dev->mc_count) ray_update_multi_list(dev, 0);
1915 } /* end set_multicast_list */
1916 /*=============================================================================
1917 * All routines below here are run at interrupt time.
1918 =============================================================================*/
1919 static irqreturn_t ray_interrupt(int irq, void *dev_id)
1921 struct net_device *dev = (struct net_device *)dev_id;
1922 struct pcmcia_device *link;
1924 struct ccs __iomem *pccs;
1925 struct rcs __iomem *prcs;
1931 if (dev == NULL) /* Note that we want interrupts with dev->start == 0 */
1934 DEBUG(4,"ray_cs: interrupt for *dev=%p\n",dev);
1936 local = netdev_priv(dev);
1937 link = (struct pcmcia_device *)local->finder;
1938 if (!pcmcia_dev_present(link)) {
1939 DEBUG(2,"ray_cs interrupt from device not present or suspended.\n");
1942 rcsindex = readb(&((struct scb __iomem *)(local->sram))->rcs_index);
1944 if (rcsindex >= (NUMBER_OF_CCS + NUMBER_OF_RCS))
1946 DEBUG(1,"ray_cs interrupt bad rcsindex = 0x%x\n",rcsindex);
1947 clear_interrupt(local);
1950 if (rcsindex < NUMBER_OF_CCS) /* If it's a returned CCS */
1952 pccs = ccs_base(local) + rcsindex;
1953 cmd = readb(&pccs->cmd);
1954 status = readb(&pccs->buffer_status);
1957 case CCS_DOWNLOAD_STARTUP_PARAMS: /* Happens in firmware someday */
1958 del_timer(&local->timer);
1959 if (status == CCS_COMMAND_COMPLETE) {
1960 DEBUG(1,"ray_cs interrupt download_startup_parameters OK\n");
1963 DEBUG(1,"ray_cs interrupt download_startup_parameters fail\n");
1966 case CCS_UPDATE_PARAMS:
1967 DEBUG(1,"ray_cs interrupt update params done\n");
1968 if (status != CCS_COMMAND_COMPLETE) {
1969 tmp = readb(&pccs->var.update_param.failure_cause);
1970 DEBUG(0,"ray_cs interrupt update params failed - reason %d\n",tmp);
1973 case CCS_REPORT_PARAMS:
1974 DEBUG(1,"ray_cs interrupt report params done\n");
1976 case CCS_UPDATE_MULTICAST_LIST: /* Note that this CCS isn't returned */
1977 DEBUG(1,"ray_cs interrupt CCS Update Multicast List done\n");
1979 case CCS_UPDATE_POWER_SAVINGS_MODE:
1980 DEBUG(1,"ray_cs interrupt update power save mode done\n");
1982 case CCS_START_NETWORK:
1983 case CCS_JOIN_NETWORK:
1984 if (status == CCS_COMMAND_COMPLETE) {
1985 if (readb(&pccs->var.start_network.net_initiated) == 1) {
1986 DEBUG(0,"ray_cs interrupt network \"%s\" started\n",\
1987 local->sparm.b4.a_current_ess_id);
1990 DEBUG(0,"ray_cs interrupt network \"%s\" joined\n",\
1991 local->sparm.b4.a_current_ess_id);
1993 memcpy_fromio(&local->bss_id,pccs->var.start_network.bssid,ADDRLEN);
1995 if (local->fw_ver == 0x55) local->net_default_tx_rate = 3;
1996 else local->net_default_tx_rate =
1997 readb(&pccs->var.start_network.net_default_tx_rate);
1998 local->encryption = readb(&pccs->var.start_network.encryption);
1999 if (!sniffer && (local->net_type == INFRA)
2000 && !(local->sparm.b4.a_acting_as_ap_status)) {
2001 authenticate(local);
2003 local->card_status = CARD_ACQ_COMPLETE;
2006 local->card_status = CARD_ACQ_FAILED;
2008 del_timer(&local->timer);
2009 local->timer.expires = jiffies + HZ*5;
2010 local->timer.data = (long)local;
2011 if (status == CCS_START_NETWORK) {
2012 DEBUG(0,"ray_cs interrupt network \"%s\" start failed\n",\
2013 local->sparm.b4.a_current_ess_id);
2014 local->timer.function = &start_net;
2017 DEBUG(0,"ray_cs interrupt network \"%s\" join failed\n",\
2018 local->sparm.b4.a_current_ess_id);
2019 local->timer.function = &join_net;
2021 add_timer(&local->timer);
2024 case CCS_START_ASSOCIATION:
2025 if (status == CCS_COMMAND_COMPLETE) {
2026 local->card_status = CARD_ASSOC_COMPLETE;
2027 DEBUG(0,"ray_cs association successful\n");
2031 DEBUG(0,"ray_cs association failed,\n");
2032 local->card_status = CARD_ASSOC_FAILED;
2033 join_net((u_long)local);
2036 case CCS_TX_REQUEST:
2037 if (status == CCS_COMMAND_COMPLETE) {
2038 DEBUG(3,"ray_cs interrupt tx request complete\n");
2041 DEBUG(1,"ray_cs interrupt tx request failed\n");
2043 if (!sniffer) netif_start_queue(dev);
2044 netif_wake_queue(dev);
2046 case CCS_TEST_MEMORY:
2047 DEBUG(1,"ray_cs interrupt mem test done\n");
2050 DEBUG(1,"ray_cs interrupt Unexpected CCS returned - Shutdown\n");
2052 case CCS_DUMP_MEMORY:
2053 DEBUG(1,"ray_cs interrupt dump memory done\n");
2055 case CCS_START_TIMER:
2056 DEBUG(2,"ray_cs interrupt DING - raylink timer expired\n");
2059 DEBUG(1,"ray_cs interrupt Unexpected CCS 0x%x returned 0x%x\n",\
2062 writeb(CCS_BUFFER_FREE, &pccs->buffer_status);
2064 else /* It's an RCS */
2066 prcs = rcs_base(local) + rcsindex;
2068 switch (readb(&prcs->interrupt_id))
2070 case PROCESS_RX_PACKET:
2071 ray_rx(dev, local, prcs);
2073 case REJOIN_NET_COMPLETE:
2074 DEBUG(1,"ray_cs interrupt rejoin net complete\n");
2075 local->card_status = CARD_ACQ_COMPLETE;
2076 /* do we need to clear tx buffers CCS's? */
2077 if (local->sparm.b4.a_network_type == ADHOC) {
2078 if (!sniffer) netif_start_queue(dev);
2081 memcpy_fromio(&local->bss_id, prcs->var.rejoin_net_complete.bssid, ADDRLEN);
2082 DEBUG(1,"ray_cs new BSSID = %02x%02x%02x%02x%02x%02x\n",\
2083 local->bss_id[0], local->bss_id[1], local->bss_id[2],\
2084 local->bss_id[3], local->bss_id[4], local->bss_id[5]);
2085 if (!sniffer) authenticate(local);
2088 case ROAMING_INITIATED:
2089 DEBUG(1,"ray_cs interrupt roaming initiated\n");
2090 netif_stop_queue(dev);
2091 local->card_status = CARD_DOING_ACQ;
2093 case JAPAN_CALL_SIGN_RXD:
2094 DEBUG(1,"ray_cs interrupt japan call sign rx\n");
2097 DEBUG(1,"ray_cs Unexpected interrupt for RCS 0x%x cmd = 0x%x\n",\
2098 rcsindex, (unsigned int) readb(&prcs->interrupt_id));
2101 writeb(CCS_BUFFER_FREE, &prcs->buffer_status);
2103 clear_interrupt(local);
2105 } /* ray_interrupt */
2106 /*===========================================================================*/
2107 static void ray_rx(struct net_device *dev, ray_dev_t *local, struct rcs __iomem *prcs)
2110 unsigned int pkt_addr;
2112 DEBUG(4,"ray_rx process rx packet\n");
2114 /* Calculate address of packet within Rx buffer */
2115 pkt_addr = ((readb(&prcs->var.rx_packet.rx_data_ptr[0]) << 8)
2116 + readb(&prcs->var.rx_packet.rx_data_ptr[1])) & RX_BUFF_END;
2117 /* Length of first packet fragment */
2118 rx_len = (readb(&prcs->var.rx_packet.rx_data_length[0]) << 8)
2119 + readb(&prcs->var.rx_packet.rx_data_length[1]);
2121 local->last_rsl = readb(&prcs->var.rx_packet.rx_sig_lev);
2122 pmsg = local->rmem + pkt_addr;
2126 DEBUG(4,"ray_rx data type\n");
2127 rx_data(dev, prcs, pkt_addr, rx_len);
2129 case AUTHENTIC_TYPE:
2130 DEBUG(4,"ray_rx authentic type\n");
2131 if (sniffer) rx_data(dev, prcs, pkt_addr, rx_len);
2132 else rx_authenticate(local, prcs, pkt_addr, rx_len);
2134 case DEAUTHENTIC_TYPE:
2135 DEBUG(4,"ray_rx deauth type\n");
2136 if (sniffer) rx_data(dev, prcs, pkt_addr, rx_len);
2137 else rx_deauthenticate(local, prcs, pkt_addr, rx_len);
2140 DEBUG(3,"ray_cs rx NULL msg\n");
2143 DEBUG(4,"ray_rx beacon type\n");
2144 if (sniffer) rx_data(dev, prcs, pkt_addr, rx_len);
2146 copy_from_rx_buff(local, (UCHAR *)&local->last_bcn, pkt_addr,
2147 rx_len < sizeof(struct beacon_rx) ?
2148 rx_len : sizeof(struct beacon_rx));
2150 local->beacon_rxed = 1;
2151 /* Get the statistics so the card counters never overflow */
2155 DEBUG(0,"ray_cs unknown pkt type %2x\n", (unsigned int) readb(pmsg));
2160 /*===========================================================================*/
2161 static void rx_data(struct net_device *dev, struct rcs __iomem *prcs, unsigned int pkt_addr,
2164 struct sk_buff *skb = NULL;
2165 struct rcs __iomem *prcslink = prcs;
2166 ray_dev_t *local = netdev_priv(dev);
2171 int siglev = local->last_rsl;
2172 u_char linksrcaddr[ETH_ALEN]; /* Other end of the wireless link */
2177 /* TBD length needs fixing for translated header */
2178 if (rx_len < (ETH_HLEN + RX_MAC_HEADER_LENGTH) ||
2179 rx_len > (dev->mtu + RX_MAC_HEADER_LENGTH + ETH_HLEN + FCS_LEN))
2181 DEBUG(0,"ray_cs invalid packet length %d received \n",rx_len);
2185 else /* encapsulated ethernet */ {
2186 if (rx_len < (ETH_HLEN + RX_MAC_HEADER_LENGTH) ||
2187 rx_len > (dev->mtu + RX_MAC_HEADER_LENGTH + ETH_HLEN + FCS_LEN))
2189 DEBUG(0,"ray_cs invalid packet length %d received \n",rx_len);
2194 DEBUG(4,"ray_cs rx_data packet\n");
2195 /* If fragmented packet, verify sizes of fragments add up */
2196 if (readb(&prcs->var.rx_packet.next_frag_rcs_index) != 0xFF) {
2197 DEBUG(1,"ray_cs rx'ed fragment\n");
2198 tmp = (readb(&prcs->var.rx_packet.totalpacketlength[0]) << 8)
2199 + readb(&prcs->var.rx_packet.totalpacketlength[1]);
2203 tmp -= (readb(&prcslink->var.rx_packet.rx_data_length[0]) << 8)
2204 + readb(&prcslink->var.rx_packet.rx_data_length[1]);
2205 if (readb(&prcslink->var.rx_packet.next_frag_rcs_index) == 0xFF
2207 prcslink = rcs_base(local)
2208 + readb(&prcslink->link_field);
2213 DEBUG(0,"ray_cs rx_data fragment lengths don't add up\n");
2214 local->stats.rx_dropped++;
2215 release_frag_chain(local, prcs);
2219 else { /* Single unfragmented packet */
2223 skb = dev_alloc_skb( total_len+5 );
2226 DEBUG(0,"ray_cs rx_data could not allocate skb\n");
2227 local->stats.rx_dropped++;
2228 if (readb(&prcs->var.rx_packet.next_frag_rcs_index) != 0xFF)
2229 release_frag_chain(local, prcs);
2232 skb_reserve( skb, 2); /* Align IP on 16 byte (TBD check this)*/
2234 DEBUG(4,"ray_cs rx_data total_len = %x, rx_len = %x\n",total_len,rx_len);
2236 /************************/
2237 /* Reserve enough room for the whole damn packet. */
2238 rx_ptr = skb_put( skb, total_len);
2239 /* Copy the whole packet to sk_buff */
2240 rx_ptr += copy_from_rx_buff(local, rx_ptr, pkt_addr & RX_BUFF_END, rx_len);
2241 /* Get source address */
2243 skb_copy_from_linear_data_offset(skb, offsetof(struct mac_header, addr_2),
2244 linksrcaddr, ETH_ALEN);
2246 /* Now, deal with encapsulation/translation/sniffer */
2249 /* Encapsulated ethernet, so just lop off 802.11 MAC header */
2250 /* TBD reserve skb_reserve( skb, RX_MAC_HEADER_LENGTH); */
2251 skb_pull( skb, RX_MAC_HEADER_LENGTH);
2254 /* Do translation */
2255 untranslate(local, skb, total_len);
2259 { /* sniffer mode, so just pass whole packet */ };
2261 /************************/
2262 /* Now pick up the rest of the fragments if any */
2264 if (readb(&prcs->var.rx_packet.next_frag_rcs_index) != 0xFF) {
2266 DEBUG(1,"ray_cs rx_data in fragment loop\n");
2268 prcslink = rcs_base(local)
2269 + readb(&prcslink->var.rx_packet.next_frag_rcs_index);
2270 rx_len = (( readb(&prcslink->var.rx_packet.rx_data_length[0]) << 8)
2271 + readb(&prcslink->var.rx_packet.rx_data_length[1]))
2273 pkt_addr = (( readb(&prcslink->var.rx_packet.rx_data_ptr[0]) << 8)
2274 + readb(&prcslink->var.rx_packet.rx_data_ptr[1]))
2277 rx_ptr += copy_from_rx_buff(local, rx_ptr, pkt_addr, rx_len);
2280 readb(&prcslink->var.rx_packet.next_frag_rcs_index) != 0xFF);
2281 release_frag_chain(local, prcs);
2284 skb->protocol = eth_type_trans(skb,dev);
2286 dev->last_rx = jiffies;
2287 local->stats.rx_packets++;
2288 local->stats.rx_bytes += total_len;
2290 /* Gather signal strength per address */
2292 /* For the Access Point or the node having started the ad-hoc net
2293 * note : ad-hoc work only in some specific configurations, but we
2294 * kludge in ray_get_wireless_stats... */
2295 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;
2303 /* Now, update the spy stuff */
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);
2313 #endif /* WIRELESS_SPY */
2315 /*===========================================================================*/
2316 static void untranslate(ray_dev_t *local, struct sk_buff *skb, int len)
2318 snaphdr_t *psnap = (snaphdr_t *)(skb->data + RX_MAC_HEADER_LENGTH);
2319 struct mac_header *pmac = (struct mac_header *)skb->data;
2320 unsigned short type = *(unsigned short *)psnap->ethertype;
2321 unsigned int xsap = *(unsigned int *)psnap & 0x00ffffff;
2322 unsigned int org = (*(unsigned int *)psnap->org) & 0x00ffffff;
2324 struct ethhdr *peth;
2325 UCHAR srcaddr[ADDRLEN];
2326 UCHAR destaddr[ADDRLEN];
2328 if (pmac->frame_ctl_2 & FC2_FROM_DS) {
2329 if (pmac->frame_ctl_2 & FC2_TO_DS) { /* AP to AP */
2330 memcpy(destaddr, pmac->addr_3, ADDRLEN);
2331 memcpy(srcaddr, ((unsigned char *)pmac->addr_3) + ADDRLEN, ADDRLEN);
2332 } else { /* AP to terminal */
2333 memcpy(destaddr, pmac->addr_1, ADDRLEN);
2334 memcpy(srcaddr, pmac->addr_3, ADDRLEN);
2336 } else { /* Terminal to AP */
2337 if (pmac->frame_ctl_2 & FC2_TO_DS) {
2338 memcpy(destaddr, pmac->addr_3, ADDRLEN);
2339 memcpy(srcaddr, pmac->addr_2, ADDRLEN);
2340 } else { /* Adhoc */
2341 memcpy(destaddr, pmac->addr_1, ADDRLEN);
2342 memcpy(srcaddr, pmac->addr_2, ADDRLEN);
2349 printk(KERN_DEBUG "skb->data before untranslate");
2351 printk("%02x ",skb->data[i]);
2352 printk("\n" KERN_DEBUG "type = %08x, xsap = %08x, org = %08x\n",
2354 printk(KERN_DEBUG "untranslate skb->data = %p\n",skb->data);
2358 if ( xsap != SNAP_ID) {
2359 /* not a snap type so leave it alone */
2360 DEBUG(3,"ray_cs untranslate NOT SNAP %x\n", *(unsigned int *)psnap & 0x00ffffff);
2362 delta = RX_MAC_HEADER_LENGTH - ETH_HLEN;
2363 peth = (struct ethhdr *)(skb->data + delta);
2364 peth->h_proto = htons(len - RX_MAC_HEADER_LENGTH);
2366 else { /* Its a SNAP */
2367 if (org == BRIDGE_ENCAP) { /* EtherII and nuke the LLC */
2368 DEBUG(3,"ray_cs untranslate Bridge encap\n");
2369 delta = RX_MAC_HEADER_LENGTH
2370 + sizeof(struct snaphdr_t) - ETH_HLEN;
2371 peth = (struct ethhdr *)(skb->data + delta);
2372 peth->h_proto = type;
2375 if (org == RFC1042_ENCAP) {
2379 DEBUG(3,"ray_cs untranslate RFC IPX/AARP\n");
2380 delta = RX_MAC_HEADER_LENGTH - ETH_HLEN;
2381 peth = (struct ethhdr *)(skb->data + delta);
2382 peth->h_proto = htons(len - RX_MAC_HEADER_LENGTH);
2385 DEBUG(3,"ray_cs untranslate RFC default\n");
2386 delta = RX_MAC_HEADER_LENGTH +
2387 sizeof(struct snaphdr_t) - ETH_HLEN;
2388 peth = (struct ethhdr *)(skb->data + delta);
2389 peth->h_proto = type;
2394 printk("ray_cs untranslate very confused by packet\n");
2395 delta = RX_MAC_HEADER_LENGTH - ETH_HLEN;
2396 peth = (struct ethhdr *)(skb->data + delta);
2397 peth->h_proto = type;
2401 /* TBD reserve skb_reserve(skb, delta); */
2402 skb_pull(skb, delta);
2403 DEBUG(3,"untranslate after skb_pull(%d), skb->data = %p\n",delta,skb->data);
2404 memcpy(peth->h_dest, destaddr, ADDRLEN);
2405 memcpy(peth->h_source, srcaddr, ADDRLEN);
2409 printk(KERN_DEBUG "skb->data after untranslate:");
2411 printk("%02x ",skb->data[i]);
2415 } /* end untranslate */
2416 /*===========================================================================*/
2417 /* Copy data from circular receive buffer to PC memory.
2418 * dest = destination address in PC memory
2419 * pkt_addr = source address in receive buffer
2420 * len = length of packet to copy
2422 static int copy_from_rx_buff(ray_dev_t *local, UCHAR *dest, int pkt_addr, int length)
2424 int wrap_bytes = (pkt_addr + length) - (RX_BUFF_END + 1);
2425 if (wrap_bytes <= 0)
2427 memcpy_fromio(dest,local->rmem + pkt_addr,length);
2429 else /* Packet wrapped in circular buffer */
2431 memcpy_fromio(dest,local->rmem+pkt_addr,length - wrap_bytes);
2432 memcpy_fromio(dest + length - wrap_bytes, local->rmem, wrap_bytes);
2436 /*===========================================================================*/
2437 static void release_frag_chain(ray_dev_t *local, struct rcs __iomem * prcs)
2439 struct rcs __iomem *prcslink = prcs;
2441 unsigned rcsindex = readb(&prcs->var.rx_packet.next_frag_rcs_index);
2444 writeb(CCS_BUFFER_FREE, &prcslink->buffer_status);
2445 if (rcsindex >= (NUMBER_OF_CCS + NUMBER_OF_RCS)) {
2446 DEBUG(1,"ray_cs interrupt bad rcsindex = 0x%x\n",rcsindex);
2449 prcslink = rcs_base(local) + rcsindex;
2450 rcsindex = readb(&prcslink->var.rx_packet.next_frag_rcs_index);
2452 writeb(CCS_BUFFER_FREE, &prcslink->buffer_status);
2454 /*===========================================================================*/
2455 static void authenticate(ray_dev_t *local)
2457 struct pcmcia_device *link = local->finder;
2458 DEBUG(0,"ray_cs Starting authentication.\n");
2459 if (!(pcmcia_dev_present(link))) {
2460 DEBUG(2,"ray_cs authenticate - device not present\n");
2464 del_timer(&local->timer);
2465 if (build_auth_frame(local, local->bss_id, OPEN_AUTH_REQUEST)) {
2466 local->timer.function = &join_net;
2469 local->timer.function = &authenticate_timeout;
2471 local->timer.expires = jiffies + HZ*2;
2472 local->timer.data = (long)local;
2473 add_timer(&local->timer);
2474 local->authentication_state = AWAITING_RESPONSE;
2475 } /* end authenticate */
2476 /*===========================================================================*/
2477 static void rx_authenticate(ray_dev_t *local, struct rcs __iomem *prcs,
2478 unsigned int pkt_addr, int rx_len)
2481 struct rx_msg *msg = (struct rx_msg *)buff;
2483 del_timer(&local->timer);
2485 copy_from_rx_buff(local, buff, pkt_addr, rx_len & 0xff);
2486 /* if we are trying to get authenticated */
2487 if (local->sparm.b4.a_network_type == ADHOC) {
2488 DEBUG(1,"ray_cs rx_auth var= %02x %02x %02x %02x %02x %02x\n", msg->var[0],msg->var[1],msg->var[2],msg->var[3],msg->var[4],msg->var[5]);
2489 if (msg->var[2] == 1) {
2490 DEBUG(0,"ray_cs Sending authentication response.\n");
2491 if (!build_auth_frame (local, msg->mac.addr_2, OPEN_AUTH_RESPONSE)) {
2492 local->authentication_state = NEED_TO_AUTH;
2493 memcpy(local->auth_id, msg->mac.addr_2, ADDRLEN);
2497 else /* Infrastructure network */
2499 if (local->authentication_state == AWAITING_RESPONSE) {
2500 /* Verify authentication sequence #2 and success */
2501 if (msg->var[2] == 2) {
2502 if ((msg->var[3] | msg->var[4]) == 0) {
2503 DEBUG(1,"Authentication successful\n");
2504 local->card_status = CARD_AUTH_COMPLETE;
2506 local->authentication_state = AUTHENTICATED;
2509 DEBUG(0,"Authentication refused\n");
2510 local->card_status = CARD_AUTH_REFUSED;
2511 join_net((u_long)local);
2512 local->authentication_state = UNAUTHENTICATED;
2518 } /* end rx_authenticate */
2519 /*===========================================================================*/
2520 static void associate(ray_dev_t *local)
2522 struct ccs __iomem *pccs;
2523 struct pcmcia_device *link = local->finder;
2524 struct net_device *dev = link->priv;
2526 if (!(pcmcia_dev_present(link))) {
2527 DEBUG(2,"ray_cs associate - device not present\n");
2530 /* If no tx buffers available, return*/
2531 if ((ccsindex = get_free_ccs(local)) < 0)
2533 /* TBD should never be here but... what if we are? */
2534 DEBUG(1,"ray_cs associate - No free ccs\n");
2537 DEBUG(1,"ray_cs Starting association with access point\n");
2538 pccs = ccs_base(local) + ccsindex;
2539 /* fill in the CCS */
2540 writeb(CCS_START_ASSOCIATION, &pccs->cmd);
2541 /* Interrupt the firmware to process the command */
2542 if (interrupt_ecf(local, ccsindex)) {
2543 DEBUG(1,"ray_cs associate failed - ECF not ready for intr\n");
2544 writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status);
2546 del_timer(&local->timer);
2547 local->timer.expires = jiffies + HZ*2;
2548 local->timer.data = (long)local;
2549 local->timer.function = &join_net;
2550 add_timer(&local->timer);
2551 local->card_status = CARD_ASSOC_FAILED;
2554 if (!sniffer) netif_start_queue(dev);
2556 } /* end associate */
2557 /*===========================================================================*/
2558 static void rx_deauthenticate(ray_dev_t *local, struct rcs __iomem *prcs,
2559 unsigned int pkt_addr, int rx_len)
2562 struct rx_msg *msg = (struct rx_msg *)buff;
2564 DEBUG(0,"Deauthentication frame received\n");
2565 local->authentication_state = UNAUTHENTICATED;
2566 /* Need to reauthenticate or rejoin depending on reason code */
2567 /* copy_from_rx_buff(local, buff, pkt_addr, rx_len & 0xff);
2570 /*===========================================================================*/
2571 static void clear_interrupt(ray_dev_t *local)
2573 writeb(0, local->amem + CIS_OFFSET + HCS_INTR_OFFSET);
2575 /*===========================================================================*/
2576 #ifdef CONFIG_PROC_FS
2577 #define MAXDATA (PAGE_SIZE - 80)
2579 static char *card_status[] = {
2580 "Card inserted - uninitialized", /* 0 */
2581 "Card not downloaded", /* 1 */
2582 "Waiting for download parameters", /* 2 */
2583 "Card doing acquisition", /* 3 */
2584 "Acquisition complete", /* 4 */
2585 "Authentication complete", /* 5 */
2586 "Association complete", /* 6 */
2587 "???", "???", "???", "???", /* 7 8 9 10 undefined */
2588 "Card init error", /* 11 */
2589 "Download parameters error", /* 12 */
2591 "Acquisition failed", /* 14 */
2592 "Authentication refused", /* 15 */
2593 "Association failed" /* 16 */
2596 static char *nettype[] = {"Adhoc", "Infra "};
2597 static char *framing[] = {"Encapsulation", "Translation"}
2599 /*===========================================================================*/
2600 static int ray_cs_proc_read(char *buf, char **start, off_t offset, int len)
2602 /* Print current values which are not available via other means
2606 struct pcmcia_device *link;
2607 struct net_device *dev;
2610 struct freq_hop_element *pfh;
2612 DECLARE_MAC_BUF(mac);
2617 dev = (struct net_device *)link->priv;
2620 local = netdev_priv(dev);
2626 len += sprintf(buf + len, "Raylink Wireless LAN driver status\n");
2627 len += sprintf(buf + len, "%s\n", rcsid);
2628 /* build 4 does not report version, and field is 0x55 after memtest */
2629 len += sprintf(buf + len, "Firmware version = ");
2630 if (local->fw_ver == 0x55)
2631 len += sprintf(buf + len, "4 - Use dump_cis for more details\n");
2633 len += sprintf(buf + len, "%2d.%02d.%02d\n",
2634 local->fw_ver, local->fw_bld, local->fw_var);
2636 for (i=0; i<32; i++) c[i] = local->sparm.b5.a_current_ess_id[i];
2638 len += sprintf(buf + len, "%s network ESSID = \"%s\"\n",
2639 nettype[local->sparm.b5.a_network_type], c);
2642 len += sprintf(buf + len, "BSSID = %s\n",
2645 len += sprintf(buf + len, "Country code = %d\n",
2646 local->sparm.b5.a_curr_country_code);
2648 i = local->card_status;
2651 len += sprintf(buf + len, "Card status = %s\n", card_status[i]);
2653 len += sprintf(buf + len, "Framing mode = %s\n",framing[translate]);
2655 len += sprintf(buf + len, "Last pkt signal lvl = %d\n", local->last_rsl);
2657 if (local->beacon_rxed) {
2658 /* Pull some fields out of last beacon received */
2659 len += sprintf(buf + len, "Beacon Interval = %d Kus\n",
2660 local->last_bcn.beacon_intvl[0]
2661 + 256 * local->last_bcn.beacon_intvl[1]);
2663 p = local->last_bcn.elements;
2664 if (p[0] == C_ESSID_ELEMENT_ID) p += p[1] + 2;
2666 len += sprintf(buf + len, "Parse beacon failed at essid element id = %d\n",p[0]);
2670 if (p[0] == C_SUPPORTED_RATES_ELEMENT_ID) {
2671 len += sprintf(buf + len, "Supported rate codes = ");
2672 for (i=2; i<p[1] + 2; i++)
2673 len += sprintf(buf + len, "0x%02x ", p[i]);
2674 len += sprintf(buf + len, "\n");
2678 len += sprintf(buf + len, "Parse beacon failed at rates element\n");
2682 if (p[0] == C_FH_PARAM_SET_ELEMENT_ID) {
2683 pfh = (struct freq_hop_element *)p;
2684 len += sprintf(buf + len, "Hop dwell = %d Kus\n",
2685 pfh->dwell_time[0] + 256 * pfh->dwell_time[1]);
2686 len += sprintf(buf + len, "Hop set = %d \n", pfh->hop_set);
2687 len += sprintf(buf + len, "Hop pattern = %d \n", pfh->hop_pattern);
2688 len += sprintf(buf + len, "Hop index = %d \n", pfh->hop_index);
2692 len += sprintf(buf + len, "Parse beacon failed at FH param element\n");
2696 len += sprintf(buf + len, "No beacons received\n");
2702 /*===========================================================================*/
2703 static int build_auth_frame(ray_dev_t *local, UCHAR *dest, int auth_type)
2706 struct ccs __iomem *pccs;
2707 struct tx_msg __iomem *ptx;
2710 /* If no tx buffers available, return */
2711 if ((ccsindex = get_free_tx_ccs(local)) < 0)
2713 DEBUG(1,"ray_cs send authenticate - No free tx ccs\n");
2717 pccs = ccs_base(local) + ccsindex;
2719 /* Address in card space */
2720 addr = TX_BUF_BASE + (ccsindex << 11);
2721 /* fill in the CCS */
2722 writeb(CCS_TX_REQUEST, &pccs->cmd);
2723 writeb(addr >> 8, pccs->var.tx_request.tx_data_ptr);
2724 writeb(0x20, pccs->var.tx_request.tx_data_ptr + 1);
2725 writeb(TX_AUTHENTICATE_LENGTH_MSB, pccs->var.tx_request.tx_data_length);
2726 writeb(TX_AUTHENTICATE_LENGTH_LSB,pccs->var.tx_request.tx_data_length + 1);
2727 writeb(0, &pccs->var.tx_request.pow_sav_mode);
2729 ptx = local->sram + addr;
2730 /* fill in the mac header */
2731 writeb(PROTOCOL_VER | AUTHENTIC_TYPE, &ptx->mac.frame_ctl_1);
2732 writeb(0, &ptx->mac.frame_ctl_2);
2734 memcpy_toio(ptx->mac.addr_1, dest, ADDRLEN);
2735 memcpy_toio(ptx->mac.addr_2, local->sparm.b4.a_mac_addr, ADDRLEN);
2736 memcpy_toio(ptx->mac.addr_3, local->bss_id, ADDRLEN);
2738 /* Fill in msg body with protocol 00 00, sequence 01 00 ,status 00 00 */
2739 memset_io(ptx->var, 0, 6);
2740 writeb(auth_type & 0xff, ptx->var + 2);
2742 /* Interrupt the firmware to process the command */
2743 if (interrupt_ecf(local, ccsindex)) {
2744 DEBUG(1,"ray_cs send authentication request failed - ECF not ready for intr\n");
2745 writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status);
2749 } /* End build_auth_frame */
2751 /*===========================================================================*/
2752 #ifdef CONFIG_PROC_FS
2753 static void raycs_write(const char *name, write_proc_t *w, void *data)
2755 struct proc_dir_entry * entry = create_proc_entry(name, S_IFREG | S_IWUSR, NULL);
2757 entry->write_proc = w;
2762 static int write_essid(struct file *file, const char __user *buffer, unsigned long count, void *data)
2764 static char proc_essid[33];
2769 memset(proc_essid, 0, 33);
2770 if (copy_from_user(proc_essid, buffer, len))
2776 static int write_int(struct file *file, const char __user *buffer, unsigned long count, void *data)
2778 static char proc_number[10];
2787 if (copy_from_user(proc_number, buffer, count))
2793 unsigned int c = *p - '0';
2804 static struct pcmcia_device_id ray_ids[] = {
2805 PCMCIA_DEVICE_MANF_CARD(0x01a6, 0x0000),
2808 MODULE_DEVICE_TABLE(pcmcia, ray_ids);
2810 static struct pcmcia_driver ray_driver = {
2811 .owner = THIS_MODULE,
2816 .remove = ray_detach,
2817 .id_table = ray_ids,
2818 .suspend = ray_suspend,
2819 .resume = ray_resume,
2822 static int __init init_ray_cs(void)
2826 DEBUG(1, "%s\n", rcsid);
2827 rc = pcmcia_register_driver(&ray_driver);
2828 DEBUG(1, "raylink init_module register_pcmcia_driver returns 0x%x\n",rc);
2830 #ifdef CONFIG_PROC_FS
2831 proc_mkdir("driver/ray_cs", NULL);
2833 create_proc_info_entry("driver/ray_cs/ray_cs", 0, NULL, &ray_cs_proc_read);
2834 raycs_write("driver/ray_cs/essid", write_essid, NULL);
2835 raycs_write("driver/ray_cs/net_type", write_int, &net_type);
2836 raycs_write("driver/ray_cs/translate", write_int, &translate);
2838 if (translate != 0) translate = 1;
2842 /*===========================================================================*/
2844 static void __exit exit_ray_cs(void)
2846 DEBUG(0, "ray_cs: cleanup_module\n");
2848 #ifdef CONFIG_PROC_FS
2849 remove_proc_entry("driver/ray_cs/ray_cs", NULL);
2850 remove_proc_entry("driver/ray_cs/essid", NULL);
2851 remove_proc_entry("driver/ray_cs/net_type", NULL);
2852 remove_proc_entry("driver/ray_cs/translate", NULL);
2853 remove_proc_entry("driver/ray_cs", NULL);
2856 pcmcia_unregister_driver(&ray_driver);
2859 module_init(init_ray_cs);
2860 module_exit(exit_ray_cs);
2862 /*===========================================================================*/