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/config.h>
34 #include <linux/module.h>
35 #include <linux/kernel.h>
36 #include <linux/proc_fs.h>
37 #include <linux/ptrace.h>
38 #include <linux/slab.h>
39 #include <linux/string.h>
40 #include <linux/timer.h>
41 #include <linux/init.h>
42 #include <linux/netdevice.h>
43 #include <linux/etherdevice.h>
44 #include <linux/if_arp.h>
45 #include <linux/ioport.h>
46 #include <linux/skbuff.h>
47 #include <linux/ethtool.h>
49 #include <pcmcia/cs_types.h>
50 #include <pcmcia/cs.h>
51 #include <pcmcia/cistpl.h>
52 #include <pcmcia/cisreg.h>
53 #include <pcmcia/ds.h>
54 #include <pcmcia/mem_op.h>
56 #include <net/ieee80211.h>
57 #include <linux/wireless.h>
60 #include <asm/system.h>
61 #include <asm/byteorder.h>
62 #include <asm/uaccess.h>
64 /* Warning : these stuff will slow down the driver... */
65 #define WIRELESS_SPY /* Enable spying addresses */
66 /* Definitions we need for spy */
67 typedef struct iw_statistics iw_stats;
68 typedef u_char mac_addr[ETH_ALEN]; /* Hardware address */
73 /* All the PCMCIA modules use PCMCIA_DEBUG to control debugging. If
74 you do not define PCMCIA_DEBUG at all, all the debug code will be
75 left out. If you compile with PCMCIA_DEBUG=0, the debug code will
76 be present but disabled -- but it can then be enabled for specific
77 modules at load time with a 'pc_debug=#' option to insmod.
81 #define PCMCIA_DEBUG RAYLINK_DEBUG
85 static int pc_debug = PCMCIA_DEBUG;
86 module_param(pc_debug, int, 0);
87 /* #define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args); */
88 #define DEBUG(n, args...) if (pc_debug>(n)) printk(args);
90 #define DEBUG(n, args...)
92 /** Prototypes based on PCMCIA skeleton driver *******************************/
93 static void ray_config(dev_link_t *link);
94 static void ray_release(dev_link_t *link);
95 static void ray_detach(struct pcmcia_device *p_dev);
97 /***** Prototypes indicated by device structure ******************************/
98 static int ray_dev_close(struct net_device *dev);
99 static int ray_dev_config(struct net_device *dev, struct ifmap *map);
100 static struct net_device_stats *ray_get_stats(struct net_device *dev);
101 static int ray_dev_init(struct net_device *dev);
103 static struct ethtool_ops netdev_ethtool_ops;
105 static int ray_open(struct net_device *dev);
106 static int ray_dev_start_xmit(struct sk_buff *skb, struct net_device *dev);
107 static void set_multicast_list(struct net_device *dev);
108 static void ray_update_multi_list(struct net_device *dev, int all);
109 static int translate_frame(ray_dev_t *local, struct tx_msg __iomem *ptx,
110 unsigned char *data, int len);
111 static void ray_build_header(ray_dev_t *local, struct tx_msg __iomem *ptx, UCHAR msg_type,
112 unsigned char *data);
113 static void untranslate(ray_dev_t *local, struct sk_buff *skb, int len);
114 static iw_stats * ray_get_wireless_stats(struct net_device * dev);
115 static const struct iw_handler_def ray_handler_def;
117 /***** Prototypes for raylink functions **************************************/
118 static int asc_to_int(char a);
119 static void authenticate(ray_dev_t *local);
120 static int build_auth_frame(ray_dev_t *local, UCHAR *dest, int auth_type);
121 static void authenticate_timeout(u_long);
122 static int get_free_ccs(ray_dev_t *local);
123 static int get_free_tx_ccs(ray_dev_t *local);
124 static void init_startup_params(ray_dev_t *local);
125 static int parse_addr(char *in_str, UCHAR *out);
126 static int ray_hw_xmit(unsigned char* data, int len, struct net_device* dev, UCHAR type);
127 static int ray_init(struct net_device *dev);
128 static int interrupt_ecf(ray_dev_t *local, int ccs);
129 static void ray_reset(struct net_device *dev);
130 static void ray_update_parm(struct net_device *dev, UCHAR objid, UCHAR *value, int len);
131 static void verify_dl_startup(u_long);
133 /* Prototypes for interrpt time functions **********************************/
134 static irqreturn_t ray_interrupt (int reg, void *dev_id, struct pt_regs *regs);
135 static void clear_interrupt(ray_dev_t *local);
136 static void rx_deauthenticate(ray_dev_t *local, struct rcs __iomem *prcs,
137 unsigned int pkt_addr, int rx_len);
138 static int copy_from_rx_buff(ray_dev_t *local, UCHAR *dest, int pkt_addr, int len);
139 static void ray_rx(struct net_device *dev, ray_dev_t *local, struct rcs __iomem *prcs);
140 static void release_frag_chain(ray_dev_t *local, struct rcs __iomem *prcs);
141 static void rx_authenticate(ray_dev_t *local, struct rcs __iomem *prcs,
142 unsigned int pkt_addr, int rx_len);
143 static void rx_data(struct net_device *dev, struct rcs __iomem *prcs, unsigned int pkt_addr,
145 static void associate(ray_dev_t *local);
147 /* Card command functions */
148 static int dl_startup_params(struct net_device *dev);
149 static void join_net(u_long local);
150 static void start_net(u_long local);
151 /* void start_net(ray_dev_t *local); */
153 /*===========================================================================*/
154 /* Parameters that can be set with 'insmod' */
156 /* ADHOC=0, Infrastructure=1 */
157 static int net_type = ADHOC;
159 /* Hop dwell time in Kus (1024 us units defined by 802.11) */
160 static int hop_dwell = 128;
162 /* Beacon period in Kus */
163 static int beacon_period = 256;
165 /* power save mode (0 = off, 1 = save power) */
168 /* String for network's Extended Service Set ID. 32 Characters max */
171 /* Default to encapsulation unless translation requested */
172 static int translate = 1;
174 static int country = USA;
180 /* 48 bit physical card address if overriding card's real physical
181 * address is required. Since IEEE 802.11 addresses are 48 bits
182 * like ethernet, an int can't be used, so a string is used. To
183 * allow use of addresses starting with a decimal digit, the first
184 * character must be a letter and will be ignored. This letter is
185 * followed by up to 12 hex digits which are the address. If less
186 * than 12 digits are used, the address will be left filled with 0's.
187 * Note that bit 0 of the first byte is the broadcast bit, and evil
188 * things will happen if it is not 0 in a card address.
190 static char *phy_addr = NULL;
193 /* A dev_link_t structure has fields for most things that are needed
194 to keep track of a socket, but there will usually be some device
195 specific information that also needs to be kept track of. The
196 'priv' pointer in a dev_link_t structure can be used to point to
197 a device-specific private data structure, like this.
199 static unsigned int ray_mem_speed = 500;
201 /* WARNING: THIS DRIVER IS NOT CAPABLE OF HANDLING MULTIPLE DEVICES! */
202 static struct pcmcia_device *this_device = NULL;
204 MODULE_AUTHOR("Corey Thomas <corey@world.std.com>");
205 MODULE_DESCRIPTION("Raylink/WebGear wireless LAN driver");
206 MODULE_LICENSE("GPL");
208 module_param(net_type, int, 0);
209 module_param(hop_dwell, int, 0);
210 module_param(beacon_period, int, 0);
211 module_param(psm, int, 0);
212 module_param(essid, charp, 0);
213 module_param(translate, int, 0);
214 module_param(country, int, 0);
215 module_param(sniffer, int, 0);
216 module_param(bc, int, 0);
217 module_param(phy_addr, charp, 0);
218 module_param(ray_mem_speed, int, 0);
220 static UCHAR b5_default_startup_parms[] = {
221 0, 0, /* Adhoc station */
222 'L','I','N','U','X', 0, 0, 0, /* 32 char ESSID */
223 0, 0, 0, 0, 0, 0, 0, 0,
224 0, 0, 0, 0, 0, 0, 0, 0,
225 0, 0, 0, 0, 0, 0, 0, 0,
226 1, 0, /* Active scan, CA Mode */
227 0, 0, 0, 0, 0, 0, /* No default MAC addr */
228 0x7f, 0xff, /* Frag threshold */
229 0x00, 0x80, /* Hop time 128 Kus*/
230 0x01, 0x00, /* Beacon period 256 Kus */
231 0x01, 0x07, 0xa3, /* DTIM, retries, ack timeout*/
232 0x1d, 0x82, 0x4e, /* SIFS, DIFS, PIFS */
233 0x7f, 0xff, /* RTS threshold */
234 0x04, 0xe2, 0x38, 0xA4, /* scan_dwell, max_scan_dwell */
235 0x05, /* assoc resp timeout thresh */
236 0x08, 0x02, 0x08, /* adhoc, infra, super cycle max*/
237 0, /* Promiscuous mode */
238 0x0c, 0x0bd, /* Unique word */
239 0x32, /* Slot time */
240 0xff, 0xff, /* roam-low snr, low snr count */
241 0x05, 0xff, /* Infra, adhoc missed bcn thresh */
242 0x01, 0x0b, 0x4f, /* USA, hop pattern, hop pat length */
243 /* b4 - b5 differences start here */
244 0x00, 0x3f, /* CW max */
245 0x00, 0x0f, /* CW min */
246 0x04, 0x08, /* Noise gain, limit offset */
247 0x28, 0x28, /* det rssi, med busy offsets */
248 7, /* det sync thresh */
249 0, 2, 2, /* test mode, min, max */
250 0, /* allow broadcast SSID probe resp */
251 0, 0, /* privacy must start, can join */
252 2, 0, 0, 0, 0, 0, 0, 0 /* basic rate set */
255 static UCHAR b4_default_startup_parms[] = {
256 0, 0, /* Adhoc station */
257 'L','I','N','U','X', 0, 0, 0, /* 32 char ESSID */
258 0, 0, 0, 0, 0, 0, 0, 0,
259 0, 0, 0, 0, 0, 0, 0, 0,
260 0, 0, 0, 0, 0, 0, 0, 0,
261 1, 0, /* Active scan, CA Mode */
262 0, 0, 0, 0, 0, 0, /* No default MAC addr */
263 0x7f, 0xff, /* Frag threshold */
264 0x02, 0x00, /* Hop time */
265 0x00, 0x01, /* Beacon period */
266 0x01, 0x07, 0xa3, /* DTIM, retries, ack timeout*/
267 0x1d, 0x82, 0xce, /* SIFS, DIFS, PIFS */
268 0x7f, 0xff, /* RTS threshold */
269 0xfb, 0x1e, 0xc7, 0x5c, /* scan_dwell, max_scan_dwell */
270 0x05, /* assoc resp timeout thresh */
271 0x04, 0x02, 0x4, /* adhoc, infra, super cycle max*/
272 0, /* Promiscuous mode */
273 0x0c, 0x0bd, /* Unique word */
274 0x4e, /* Slot time (TBD seems wrong)*/
275 0xff, 0xff, /* roam-low snr, low snr count */
276 0x05, 0xff, /* Infra, adhoc missed bcn thresh */
277 0x01, 0x0b, 0x4e, /* USA, hop pattern, hop pat length */
278 /* b4 - b5 differences start here */
279 0x3f, 0x0f, /* CW max, min */
280 0x04, 0x08, /* Noise gain, limit offset */
281 0x28, 0x28, /* det rssi, med busy offsets */
282 7, /* det sync thresh */
283 0, 2, 2 /* test mode, min, max*/
285 /*===========================================================================*/
286 static unsigned char eth2_llc[] = {0xaa, 0xaa, 3, 0, 0, 0};
288 static char hop_pattern_length[] = { 1,
289 USA_HOP_MOD, EUROPE_HOP_MOD,
290 JAPAN_HOP_MOD, KOREA_HOP_MOD,
291 SPAIN_HOP_MOD, FRANCE_HOP_MOD,
292 ISRAEL_HOP_MOD, AUSTRALIA_HOP_MOD,
296 static char rcsid[] = "Raylink/WebGear wireless LAN - Corey <Thomas corey@world.std.com>";
298 /*=============================================================================
299 ray_attach() creates an "instance" of the driver, allocating
300 local data structures for one device. The device is registered
302 The dev_link structure is initialized, but we don't actually
303 configure the card at this point -- we wait until we receive a
304 card insertion event.
305 =============================================================================*/
306 static int ray_attach(struct pcmcia_device *p_dev)
309 struct net_device *dev;
311 DEBUG(1, "ray_attach()\n");
313 /* Allocate space for private device-specific data */
314 dev = alloc_etherdev(sizeof(ray_dev_t));
319 local->finder = p_dev;
321 /* The io structure describes IO port mapping. None used here */
322 p_dev->io.NumPorts1 = 0;
323 p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
324 p_dev->io.IOAddrLines = 5;
326 /* Interrupt setup. For PCMCIA, driver takes what's given */
327 p_dev->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT;
328 p_dev->irq.IRQInfo1 = IRQ_LEVEL_ID;
329 p_dev->irq.Handler = &ray_interrupt;
331 /* General socket configuration */
332 p_dev->conf.Attributes = CONF_ENABLE_IRQ;
333 p_dev->conf.IntType = INT_MEMORY_AND_IO;
334 p_dev->conf.ConfigIndex = 1;
335 p_dev->conf.Present = PRESENT_OPTION;
338 p_dev->irq.Instance = dev;
340 local->finder = p_dev;
341 local->card_status = CARD_INSERTED;
342 local->authentication_state = UNAUTHENTICATED;
343 local->num_multi = 0;
344 DEBUG(2,"ray_attach p_dev = %p, dev = %p, local = %p, intr = %p\n",
345 p_dev,dev,local,&ray_interrupt);
347 /* Raylink entries in the device structure */
348 dev->hard_start_xmit = &ray_dev_start_xmit;
349 dev->set_config = &ray_dev_config;
350 dev->get_stats = &ray_get_stats;
351 SET_ETHTOOL_OPS(dev, &netdev_ethtool_ops);
352 dev->wireless_handlers = &ray_handler_def;
354 local->wireless_data.spy_data = &local->spy_data;
355 dev->wireless_data = &local->wireless_data;
356 #endif /* WIRELESS_SPY */
358 dev->set_multicast_list = &set_multicast_list;
360 DEBUG(2,"ray_cs ray_attach calling ether_setup.)\n");
361 SET_MODULE_OWNER(dev);
362 dev->init = &ray_dev_init;
363 dev->open = &ray_open;
364 dev->stop = &ray_dev_close;
365 netif_stop_queue(dev);
367 init_timer(&local->timer);
369 p_dev->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
378 /*=============================================================================
379 This deletes a driver "instance". The device is de-registered
380 with Card Services. If it has been released, all local data
381 structures are freed. Otherwise, the structures will be freed
382 when the device is released.
383 =============================================================================*/
384 static void ray_detach(struct pcmcia_device *p_dev)
386 dev_link_t *link = dev_to_instance(p_dev);
387 struct net_device *dev;
390 DEBUG(1, "ray_detach(0x%p)\n", link);
395 if (link->state & DEV_CONFIG) {
398 local = (ray_dev_t *)dev->priv;
399 del_timer(&local->timer);
403 if (link->dev_node) unregister_netdev(dev);
406 DEBUG(2,"ray_cs ray_detach ending\n");
408 /*=============================================================================
409 ray_config() is run after a CARD_INSERTION event
410 is received, to configure the PCMCIA socket, and to make the
411 ethernet device available to the system.
412 =============================================================================*/
413 #define CS_CHECK(fn, ret) \
414 do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
415 #define MAX_TUPLE_SIZE 128
416 static void ray_config(dev_link_t *link)
418 client_handle_t handle = link->handle;
421 int last_fn = 0, last_ret = 0;
423 u_char buf[MAX_TUPLE_SIZE];
426 struct net_device *dev = (struct net_device *)link->priv;
427 ray_dev_t *local = (ray_dev_t *)dev->priv;
429 DEBUG(1, "ray_config(0x%p)\n", link);
431 /* This reads the card's CONFIG tuple to find its configuration regs */
432 tuple.DesiredTuple = CISTPL_CONFIG;
433 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
434 tuple.TupleData = buf;
435 tuple.TupleDataMax = MAX_TUPLE_SIZE;
436 tuple.TupleOffset = 0;
437 CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple));
438 CS_CHECK(ParseTuple, pcmcia_parse_tuple(handle, &tuple, &parse));
439 link->conf.ConfigBase = parse.config.base;
440 link->conf.Present = parse.config.rmask[0];
442 /* Determine card type and firmware version */
443 buf[0] = buf[MAX_TUPLE_SIZE - 1] = 0;
444 tuple.DesiredTuple = CISTPL_VERS_1;
445 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
446 tuple.TupleData = buf;
447 tuple.TupleDataMax = MAX_TUPLE_SIZE;
448 tuple.TupleOffset = 2;
449 CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple));
451 for (i=0; i<tuple.TupleDataLen - 4; i++)
452 if (buf[i] == 0) buf[i] = ' ';
453 printk(KERN_INFO "ray_cs Detected: %s\n",buf);
456 link->state |= DEV_CONFIG;
458 /* Now allocate an interrupt line. Note that this does not
459 actually assign a handler to the interrupt.
461 CS_CHECK(RequestIRQ, pcmcia_request_irq(link->handle, &link->irq));
462 dev->irq = link->irq.AssignedIRQ;
464 /* This actually configures the PCMCIA socket -- setting up
465 the I/O windows and the interrupt mapping.
467 CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link->handle, &link->conf));
469 /*** Set up 32k window for shared memory (transmit and control) ************/
470 req.Attributes = WIN_DATA_WIDTH_8 | WIN_MEMORY_TYPE_CM | WIN_ENABLE | WIN_USE_WAIT;
473 req.AccessSpeed = ray_mem_speed;
474 CS_CHECK(RequestWindow, pcmcia_request_window(&link->handle, &req, &link->win));
475 mem.CardOffset = 0x0000; mem.Page = 0;
476 CS_CHECK(MapMemPage, pcmcia_map_mem_page(link->win, &mem));
477 local->sram = ioremap(req.Base,req.Size);
479 /*** Set up 16k window for shared memory (receive buffer) ***************/
480 req.Attributes = WIN_DATA_WIDTH_8 | WIN_MEMORY_TYPE_CM | WIN_ENABLE | WIN_USE_WAIT;
483 req.AccessSpeed = ray_mem_speed;
484 CS_CHECK(RequestWindow, pcmcia_request_window(&link->handle, &req, &local->rmem_handle));
485 mem.CardOffset = 0x8000; mem.Page = 0;
486 CS_CHECK(MapMemPage, pcmcia_map_mem_page(local->rmem_handle, &mem));
487 local->rmem = ioremap(req.Base,req.Size);
489 /*** Set up window for attribute memory ***********************************/
490 req.Attributes = WIN_DATA_WIDTH_8 | WIN_MEMORY_TYPE_AM | WIN_ENABLE | WIN_USE_WAIT;
493 req.AccessSpeed = ray_mem_speed;
494 CS_CHECK(RequestWindow, pcmcia_request_window(&link->handle, &req, &local->amem_handle));
495 mem.CardOffset = 0x0000; mem.Page = 0;
496 CS_CHECK(MapMemPage, pcmcia_map_mem_page(local->amem_handle, &mem));
497 local->amem = ioremap(req.Base,req.Size);
499 DEBUG(3,"ray_config sram=%p\n",local->sram);
500 DEBUG(3,"ray_config rmem=%p\n",local->rmem);
501 DEBUG(3,"ray_config amem=%p\n",local->amem);
502 if (ray_init(dev) < 0) {
507 SET_NETDEV_DEV(dev, &handle_to_dev(handle));
508 i = register_netdev(dev);
510 printk("ray_config register_netdev() failed\n");
515 strcpy(local->node.dev_name, dev->name);
516 link->dev_node = &local->node;
518 link->state &= ~DEV_CONFIG_PENDING;
519 printk(KERN_INFO "%s: RayLink, irq %d, hw_addr ",
520 dev->name, dev->irq);
521 for (i = 0; i < 6; i++)
522 printk("%02X%s", dev->dev_addr[i], ((i<5) ? ":" : "\n"));
527 cs_error(link->handle, last_fn, last_ret);
532 static inline struct ccs __iomem *ccs_base(ray_dev_t *dev)
534 return dev->sram + CCS_BASE;
537 static inline struct rcs __iomem *rcs_base(ray_dev_t *dev)
540 * This looks nonsensical, since there is a separate
541 * RCS_BASE. But the difference between a "struct rcs"
542 * and a "struct ccs" ends up being in the _index_ off
543 * the base, so the base pointer is the same for both
546 return dev->sram + CCS_BASE;
549 /*===========================================================================*/
550 static int ray_init(struct net_device *dev)
554 struct ccs __iomem *pccs;
555 ray_dev_t *local = (ray_dev_t *)dev->priv;
556 dev_link_t *link = local->finder;
557 DEBUG(1, "ray_init(0x%p)\n", dev);
558 if (!(link->state & DEV_PRESENT)) {
559 DEBUG(0,"ray_init - device not present\n");
563 local->net_type = net_type;
564 local->sta_type = TYPE_STA;
566 /* Copy the startup results to local memory */
567 memcpy_fromio(&local->startup_res, local->sram + ECF_TO_HOST_BASE,\
568 sizeof(struct startup_res_6));
570 /* Check Power up test status and get mac address from card */
571 if (local->startup_res.startup_word != 0x80) {
572 printk(KERN_INFO "ray_init ERROR card status = %2x\n",
573 local->startup_res.startup_word);
574 local->card_status = CARD_INIT_ERROR;
578 local->fw_ver = local->startup_res.firmware_version[0];
579 local->fw_bld = local->startup_res.firmware_version[1];
580 local->fw_var = local->startup_res.firmware_version[2];
581 DEBUG(1,"ray_init firmware version %d.%d \n",local->fw_ver, local->fw_bld);
583 local->tib_length = 0x20;
584 if ((local->fw_ver == 5) && (local->fw_bld >= 30))
585 local->tib_length = local->startup_res.tib_length;
586 DEBUG(2,"ray_init tib_length = 0x%02x\n", local->tib_length);
587 /* Initialize CCS's to buffer free state */
588 pccs = ccs_base(local);
589 for (i=0; i<NUMBER_OF_CCS; i++) {
590 writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status);
592 init_startup_params(local);
594 /* copy mac address to startup parameters */
595 if (parse_addr(phy_addr, local->sparm.b4.a_mac_addr))
597 p = local->sparm.b4.a_mac_addr;
601 memcpy(&local->sparm.b4.a_mac_addr,
602 &local->startup_res.station_addr, ADDRLEN);
603 p = local->sparm.b4.a_mac_addr;
606 clear_interrupt(local); /* Clear any interrupt from the card */
607 local->card_status = CARD_AWAITING_PARAM;
608 DEBUG(2,"ray_init ending\n");
611 /*===========================================================================*/
612 /* Download startup parameters to the card and command it to read them */
613 static int dl_startup_params(struct net_device *dev)
616 ray_dev_t *local = (ray_dev_t *)dev->priv;
617 struct ccs __iomem *pccs;
618 dev_link_t *link = local->finder;
620 DEBUG(1,"dl_startup_params entered\n");
621 if (!(link->state & DEV_PRESENT)) {
622 DEBUG(2,"ray_cs dl_startup_params - device not present\n");
626 /* Copy parameters to host to ECF area */
627 if (local->fw_ver == 0x55)
628 memcpy_toio(local->sram + HOST_TO_ECF_BASE, &local->sparm.b4,
629 sizeof(struct b4_startup_params));
631 memcpy_toio(local->sram + HOST_TO_ECF_BASE, &local->sparm.b5,
632 sizeof(struct b5_startup_params));
635 /* Fill in the CCS fields for the ECF */
636 if ((ccsindex = get_free_ccs(local)) < 0) return -1;
637 local->dl_param_ccs = ccsindex;
638 pccs = ccs_base(local) + ccsindex;
639 writeb(CCS_DOWNLOAD_STARTUP_PARAMS, &pccs->cmd);
640 DEBUG(2,"dl_startup_params start ccsindex = %d\n", local->dl_param_ccs);
641 /* Interrupt the firmware to process the command */
642 if (interrupt_ecf(local, ccsindex)) {
643 printk(KERN_INFO "ray dl_startup_params failed - "
644 "ECF not ready for intr\n");
645 local->card_status = CARD_DL_PARAM_ERROR;
646 writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status);
649 local->card_status = CARD_DL_PARAM;
650 /* Start kernel timer to wait for dl startup to complete. */
651 local->timer.expires = jiffies + HZ/2;
652 local->timer.data = (long)local;
653 local->timer.function = &verify_dl_startup;
654 add_timer(&local->timer);
655 DEBUG(2,"ray_cs dl_startup_params started timer for verify_dl_startup\n");
657 } /* dl_startup_params */
658 /*===========================================================================*/
659 static void init_startup_params(ray_dev_t *local)
663 if (country > JAPAN_TEST) country = USA;
665 if (country < USA) country = USA;
666 /* structure for hop time and beacon period is defined here using
667 * New 802.11D6.1 format. Card firmware is still using old format
670 * a_hop_time ms byte a_hop_time ms byte
671 * a_hop_time 2s byte a_hop_time ls byte
672 * a_hop_time ls byte a_beacon_period ms byte
673 * a_beacon_period a_beacon_period ls byte
675 * a_hop_time = uS a_hop_time = KuS
676 * a_beacon_period = hops a_beacon_period = KuS
677 */ /* 64ms = 010000 */
678 if (local->fw_ver == 0x55) {
679 memcpy((UCHAR *)&local->sparm.b4, b4_default_startup_parms,
680 sizeof(struct b4_startup_params));
681 /* Translate sane kus input values to old build 4/5 format */
682 /* i = hop time in uS truncated to 3 bytes */
683 i = (hop_dwell * 1024) & 0xffffff;
684 local->sparm.b4.a_hop_time[0] = (i >> 16) & 0xff;
685 local->sparm.b4.a_hop_time[1] = (i >> 8) & 0xff;
686 local->sparm.b4.a_beacon_period[0] = 0;
687 local->sparm.b4.a_beacon_period[1] =
688 ((beacon_period/hop_dwell) - 1) & 0xff;
689 local->sparm.b4.a_curr_country_code = country;
690 local->sparm.b4.a_hop_pattern_length =
691 hop_pattern_length[(int)country] - 1;
694 local->sparm.b4.a_ack_timeout = 0x50;
695 local->sparm.b4.a_sifs = 0x3f;
698 else { /* Version 5 uses real kus values */
699 memcpy((UCHAR *)&local->sparm.b5, b5_default_startup_parms,
700 sizeof(struct b5_startup_params));
702 local->sparm.b5.a_hop_time[0] = (hop_dwell >> 8) & 0xff;
703 local->sparm.b5.a_hop_time[1] = hop_dwell & 0xff;
704 local->sparm.b5.a_beacon_period[0] = (beacon_period >> 8) & 0xff;
705 local->sparm.b5.a_beacon_period[1] = beacon_period & 0xff;
707 local->sparm.b5.a_power_mgt_state = 1;
708 local->sparm.b5.a_curr_country_code = country;
709 local->sparm.b5.a_hop_pattern_length =
710 hop_pattern_length[(int)country];
713 local->sparm.b4.a_network_type = net_type & 0x01;
714 local->sparm.b4.a_acting_as_ap_status = TYPE_STA;
717 strncpy(local->sparm.b4.a_current_ess_id, essid, ESSID_SIZE);
718 } /* init_startup_params */
719 /*===========================================================================*/
720 static void verify_dl_startup(u_long data)
722 ray_dev_t *local = (ray_dev_t *)data;
723 struct ccs __iomem *pccs = ccs_base(local) + local->dl_param_ccs;
725 dev_link_t *link = local->finder;
727 if (!(link->state & DEV_PRESENT)) {
728 DEBUG(2,"ray_cs verify_dl_startup - device not present\n");
734 printk(KERN_DEBUG "verify_dl_startup parameters sent via ccs %d:\n",
735 local->dl_param_ccs);
736 for (i=0; i<sizeof(struct b5_startup_params); i++) {
737 printk(" %2x", (unsigned int) readb(local->sram + HOST_TO_ECF_BASE + i));
743 status = readb(&pccs->buffer_status);
744 if (status!= CCS_BUFFER_FREE)
746 printk(KERN_INFO "Download startup params failed. Status = %d\n",
748 local->card_status = CARD_DL_PARAM_ERROR;
751 if (local->sparm.b4.a_network_type == ADHOC)
752 start_net((u_long)local);
754 join_net((u_long)local);
757 } /* end verify_dl_startup */
758 /*===========================================================================*/
759 /* Command card to start a network */
760 static void start_net(u_long data)
762 ray_dev_t *local = (ray_dev_t *)data;
763 struct ccs __iomem *pccs;
765 dev_link_t *link = local->finder;
766 if (!(link->state & DEV_PRESENT)) {
767 DEBUG(2,"ray_cs start_net - device not present\n");
770 /* Fill in the CCS fields for the ECF */
771 if ((ccsindex = get_free_ccs(local)) < 0) return;
772 pccs = ccs_base(local) + ccsindex;
773 writeb(CCS_START_NETWORK, &pccs->cmd);
774 writeb(0, &pccs->var.start_network.update_param);
775 /* Interrupt the firmware to process the command */
776 if (interrupt_ecf(local, ccsindex)) {
777 DEBUG(1,"ray start net failed - card not ready for intr\n");
778 writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status);
781 local->card_status = CARD_DOING_ACQ;
783 } /* end start_net */
784 /*===========================================================================*/
785 /* Command card to join a network */
786 static void join_net(u_long data)
788 ray_dev_t *local = (ray_dev_t *)data;
790 struct ccs __iomem *pccs;
792 dev_link_t *link = local->finder;
794 if (!(link->state & DEV_PRESENT)) {
795 DEBUG(2,"ray_cs join_net - device not present\n");
798 /* Fill in the CCS fields for the ECF */
799 if ((ccsindex = get_free_ccs(local)) < 0) return;
800 pccs = ccs_base(local) + ccsindex;
801 writeb(CCS_JOIN_NETWORK, &pccs->cmd);
802 writeb(0, &pccs->var.join_network.update_param);
803 writeb(0, &pccs->var.join_network.net_initiated);
804 /* Interrupt the firmware to process the command */
805 if (interrupt_ecf(local, ccsindex)) {
806 DEBUG(1,"ray join net failed - card not ready for intr\n");
807 writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status);
810 local->card_status = CARD_DOING_ACQ;
813 /*============================================================================
814 After a card is removed, ray_release() will unregister the net
815 device, and release the PCMCIA configuration. If the device is
816 still open, this will be postponed until it is closed.
817 =============================================================================*/
818 static void ray_release(dev_link_t *link)
820 struct net_device *dev = link->priv;
821 ray_dev_t *local = dev->priv;
824 DEBUG(1, "ray_release(0x%p)\n", link);
826 del_timer(&local->timer);
828 iounmap(local->sram);
829 iounmap(local->rmem);
830 iounmap(local->amem);
831 /* Do bother checking to see if these succeed or not */
832 i = pcmcia_release_window(local->amem_handle);
833 if ( i != CS_SUCCESS ) DEBUG(0,"ReleaseWindow(local->amem) ret = %x\n",i);
834 i = pcmcia_release_window(local->rmem_handle);
835 if ( i != CS_SUCCESS ) DEBUG(0,"ReleaseWindow(local->rmem) ret = %x\n",i);
836 pcmcia_disable_device(link->handle);
838 DEBUG(2,"ray_release ending\n");
841 static int ray_suspend(struct pcmcia_device *p_dev)
843 dev_link_t *link = dev_to_instance(p_dev);
844 struct net_device *dev = link->priv;
846 if ((link->state & DEV_CONFIG) && (link->open))
847 netif_device_detach(dev);
852 static int ray_resume(struct pcmcia_device *p_dev)
854 dev_link_t *link = dev_to_instance(p_dev);
855 struct net_device *dev = link->priv;
857 if ((link->state & DEV_CONFIG) && (link->open)) {
859 netif_device_attach(dev);
865 /*===========================================================================*/
866 int ray_dev_init(struct net_device *dev)
868 #ifdef RAY_IMMEDIATE_INIT
870 #endif /* RAY_IMMEDIATE_INIT */
871 ray_dev_t *local = dev->priv;
872 dev_link_t *link = local->finder;
874 DEBUG(1,"ray_dev_init(dev=%p)\n",dev);
875 if (!(link->state & DEV_PRESENT)) {
876 DEBUG(2,"ray_dev_init - device not present\n");
879 #ifdef RAY_IMMEDIATE_INIT
880 /* Download startup parameters */
881 if ( (i = dl_startup_params(dev)) < 0)
883 printk(KERN_INFO "ray_dev_init dl_startup_params failed - "
887 #else /* RAY_IMMEDIATE_INIT */
888 /* Postpone the card init so that we can still configure the card,
889 * for example using the Wireless Extensions. The init will happen
890 * in ray_open() - Jean II */
891 DEBUG(1,"ray_dev_init: postponing card init to ray_open() ; Status = %d\n",
893 #endif /* RAY_IMMEDIATE_INIT */
895 /* copy mac and broadcast addresses to linux device */
896 memcpy(&dev->dev_addr, &local->sparm.b4.a_mac_addr, ADDRLEN);
897 memset(dev->broadcast, 0xff, ETH_ALEN);
899 DEBUG(2,"ray_dev_init ending\n");
902 /*===========================================================================*/
903 static int ray_dev_config(struct net_device *dev, struct ifmap *map)
905 ray_dev_t *local = dev->priv;
906 dev_link_t *link = local->finder;
907 /* Dummy routine to satisfy device structure */
908 DEBUG(1,"ray_dev_config(dev=%p,ifmap=%p)\n",dev,map);
909 if (!(link->state & DEV_PRESENT)) {
910 DEBUG(2,"ray_dev_config - device not present\n");
916 /*===========================================================================*/
917 static int ray_dev_start_xmit(struct sk_buff *skb, struct net_device *dev)
919 ray_dev_t *local = dev->priv;
920 dev_link_t *link = local->finder;
921 short length = skb->len;
923 if (!(link->state & DEV_PRESENT)) {
924 DEBUG(2,"ray_dev_start_xmit - device not present\n");
927 DEBUG(3,"ray_dev_start_xmit(skb=%p, dev=%p)\n",skb,dev);
928 if (local->authentication_state == NEED_TO_AUTH) {
929 DEBUG(0,"ray_cs Sending authentication request.\n");
930 if (!build_auth_frame (local, local->auth_id, OPEN_AUTH_REQUEST)) {
931 local->authentication_state = AUTHENTICATED;
932 netif_stop_queue(dev);
937 if (length < ETH_ZLEN)
939 skb = skb_padto(skb, ETH_ZLEN);
944 switch (ray_hw_xmit( skb->data, length, dev, DATA_TYPE)) {
947 netif_stop_queue(dev);
953 dev->trans_start = jiffies;
958 } /* ray_dev_start_xmit */
959 /*===========================================================================*/
960 static int ray_hw_xmit(unsigned char* data, int len, struct net_device* dev,
963 ray_dev_t *local = (ray_dev_t *)dev->priv;
964 struct ccs __iomem *pccs;
967 struct tx_msg __iomem *ptx; /* Address of xmit buffer in PC space */
968 short int addr; /* Address of xmit buffer in card space */
970 DEBUG(3,"ray_hw_xmit(data=%p, len=%d, dev=%p)\n",data,len,dev);
971 if (len + TX_HEADER_LENGTH > TX_BUF_SIZE)
973 printk(KERN_INFO "ray_hw_xmit packet too large: %d bytes\n",len);
976 switch (ccsindex = get_free_tx_ccs(local)) {
978 DEBUG(2,"ray_hw_xmit tx_ccs table busy\n");
980 DEBUG(2,"ray_hw_xmit No free tx ccs\n");
982 netif_stop_queue(dev);
987 addr = TX_BUF_BASE + (ccsindex << 11);
989 if (msg_type == DATA_TYPE) {
990 local->stats.tx_bytes += len;
991 local->stats.tx_packets++;
994 ptx = local->sram + addr;
996 ray_build_header(local, ptx, msg_type, data);
998 offset = translate_frame(local, ptx, data, len);
1000 else { /* Encapsulate frame */
1001 /* TBD TIB length will move address of ptx->var */
1002 memcpy_toio(&ptx->var, data, len);
1006 /* fill in the CCS */
1007 pccs = ccs_base(local) + ccsindex;
1008 len += TX_HEADER_LENGTH + offset;
1009 writeb(CCS_TX_REQUEST, &pccs->cmd);
1010 writeb(addr >> 8, &pccs->var.tx_request.tx_data_ptr[0]);
1011 writeb(local->tib_length, &pccs->var.tx_request.tx_data_ptr[1]);
1012 writeb(len >> 8, &pccs->var.tx_request.tx_data_length[0]);
1013 writeb(len & 0xff, &pccs->var.tx_request.tx_data_length[1]);
1014 /* TBD still need psm_cam? */
1015 writeb(PSM_CAM, &pccs->var.tx_request.pow_sav_mode);
1016 writeb(local->net_default_tx_rate, &pccs->var.tx_request.tx_rate);
1017 writeb(0, &pccs->var.tx_request.antenna);
1018 DEBUG(3,"ray_hw_xmit default_tx_rate = 0x%x\n",\
1019 local->net_default_tx_rate);
1021 /* Interrupt the firmware to process the command */
1022 if (interrupt_ecf(local, ccsindex)) {
1023 DEBUG(2,"ray_hw_xmit failed - ECF not ready for intr\n");
1024 /* TBD very inefficient to copy packet to buffer, and then not
1025 send it, but the alternative is to queue the messages and that
1026 won't be done for a while. Maybe set tbusy until a CCS is free?
1028 writeb(CCS_BUFFER_FREE, &pccs->buffer_status);
1029 return XMIT_NO_INTR;
1032 } /* end ray_hw_xmit */
1033 /*===========================================================================*/
1034 static int translate_frame(ray_dev_t *local, struct tx_msg __iomem *ptx, unsigned char *data,
1037 unsigned short int proto = ((struct ethhdr *)data)->h_proto;
1038 if (ntohs(proto) >= 1536) { /* DIX II ethernet frame */
1039 DEBUG(3,"ray_cs translate_frame DIX II\n");
1040 /* Copy LLC header to card buffer */
1041 memcpy_toio(&ptx->var, eth2_llc, sizeof(eth2_llc));
1042 memcpy_toio( ((void __iomem *)&ptx->var) + sizeof(eth2_llc), (UCHAR *)&proto, 2);
1043 if ((proto == 0xf380) || (proto == 0x3781)) {
1044 /* This is the selective translation table, only 2 entries */
1045 writeb(0xf8, &((struct snaphdr_t __iomem *)ptx->var)->org[3]);
1047 /* Copy body of ethernet packet without ethernet header */
1048 memcpy_toio((void __iomem *)&ptx->var + sizeof(struct snaphdr_t), \
1049 data + ETH_HLEN, len - ETH_HLEN);
1050 return (int) sizeof(struct snaphdr_t) - ETH_HLEN;
1052 else { /* already 802 type, and proto is length */
1053 DEBUG(3,"ray_cs translate_frame 802\n");
1054 if (proto == 0xffff) { /* evil netware IPX 802.3 without LLC */
1055 DEBUG(3,"ray_cs translate_frame evil IPX\n");
1056 memcpy_toio(&ptx->var, data + ETH_HLEN, len - ETH_HLEN);
1057 return 0 - ETH_HLEN;
1059 memcpy_toio(&ptx->var, data + ETH_HLEN, len - ETH_HLEN);
1060 return 0 - ETH_HLEN;
1062 /* TBD do other frame types */
1063 } /* end translate_frame */
1064 /*===========================================================================*/
1065 static void ray_build_header(ray_dev_t *local, struct tx_msg __iomem *ptx, UCHAR msg_type,
1066 unsigned char *data)
1068 writeb(PROTOCOL_VER | msg_type, &ptx->mac.frame_ctl_1);
1069 /*** IEEE 802.11 Address field assignments *************
1070 TODS FROMDS addr_1 addr_2 addr_3 addr_4
1071 Adhoc 0 0 dest src (terminal) BSSID N/A
1072 AP to Terminal 0 1 dest AP(BSSID) source N/A
1073 Terminal to AP 1 0 AP(BSSID) src (terminal) dest N/A
1074 AP to AP 1 1 dest AP src AP dest source
1075 *******************************************************/
1076 if (local->net_type == ADHOC) {
1077 writeb(0, &ptx->mac.frame_ctl_2);
1078 memcpy_toio(ptx->mac.addr_1, ((struct ethhdr *)data)->h_dest, 2 * ADDRLEN);
1079 memcpy_toio(ptx->mac.addr_3, local->bss_id, ADDRLEN);
1081 else /* infrastructure */
1083 if (local->sparm.b4.a_acting_as_ap_status)
1085 writeb(FC2_FROM_DS, &ptx->mac.frame_ctl_2);
1086 memcpy_toio(ptx->mac.addr_1, ((struct ethhdr *)data)->h_dest, ADDRLEN);
1087 memcpy_toio(ptx->mac.addr_2, local->bss_id, 6);
1088 memcpy_toio(ptx->mac.addr_3, ((struct ethhdr *)data)->h_source, ADDRLEN);
1092 writeb(FC2_TO_DS, &ptx->mac.frame_ctl_2);
1093 memcpy_toio(ptx->mac.addr_1, local->bss_id, ADDRLEN);
1094 memcpy_toio(ptx->mac.addr_2, ((struct ethhdr *)data)->h_source, ADDRLEN);
1095 memcpy_toio(ptx->mac.addr_3, ((struct ethhdr *)data)->h_dest, ADDRLEN);
1098 } /* end encapsulate_frame */
1101 /*===========================================================================*/
1103 static void netdev_get_drvinfo(struct net_device *dev,
1104 struct ethtool_drvinfo *info)
1106 strcpy(info->driver, "ray_cs");
1109 static struct ethtool_ops netdev_ethtool_ops = {
1110 .get_drvinfo = netdev_get_drvinfo,
1113 /*====================================================================*/
1115 /*------------------------------------------------------------------*/
1117 * Wireless Handler : get protocol name
1119 static int ray_get_name(struct net_device *dev,
1120 struct iw_request_info *info,
1124 strcpy(cwrq, "IEEE 802.11-FH");
1128 /*------------------------------------------------------------------*/
1130 * Wireless Handler : set frequency
1132 static int ray_set_freq(struct net_device *dev,
1133 struct iw_request_info *info,
1134 struct iw_freq *fwrq,
1137 ray_dev_t *local = (ray_dev_t *)dev->priv;
1138 int err = -EINPROGRESS; /* Call commit handler */
1140 /* Reject if card is already initialised */
1141 if(local->card_status != CARD_AWAITING_PARAM)
1144 /* Setting by channel number */
1145 if ((fwrq->m > USA_HOP_MOD) || (fwrq->e > 0))
1148 local->sparm.b5.a_hop_pattern = fwrq->m;
1153 /*------------------------------------------------------------------*/
1155 * Wireless Handler : get frequency
1157 static int ray_get_freq(struct net_device *dev,
1158 struct iw_request_info *info,
1159 struct iw_freq *fwrq,
1162 ray_dev_t *local = (ray_dev_t *)dev->priv;
1164 fwrq->m = local->sparm.b5.a_hop_pattern;
1169 /*------------------------------------------------------------------*/
1171 * Wireless Handler : set ESSID
1173 static int ray_set_essid(struct net_device *dev,
1174 struct iw_request_info *info,
1175 struct iw_point *dwrq,
1178 ray_dev_t *local = (ray_dev_t *)dev->priv;
1180 /* Reject if card is already initialised */
1181 if(local->card_status != CARD_AWAITING_PARAM)
1184 /* Check if we asked for `any' */
1185 if(dwrq->flags == 0) {
1186 /* Corey : can you do that ? */
1189 /* Check the size of the string */
1190 if(dwrq->length > IW_ESSID_MAX_SIZE + 1) {
1194 /* Set the ESSID in the card */
1195 memset(local->sparm.b5.a_current_ess_id, 0, IW_ESSID_MAX_SIZE);
1196 memcpy(local->sparm.b5.a_current_ess_id, extra, dwrq->length);
1199 return -EINPROGRESS; /* Call commit handler */
1202 /*------------------------------------------------------------------*/
1204 * Wireless Handler : get ESSID
1206 static int ray_get_essid(struct net_device *dev,
1207 struct iw_request_info *info,
1208 struct iw_point *dwrq,
1211 ray_dev_t *local = (ray_dev_t *)dev->priv;
1213 /* Get the essid that was set */
1214 memcpy(extra, local->sparm.b5.a_current_ess_id, IW_ESSID_MAX_SIZE);
1215 extra[IW_ESSID_MAX_SIZE] = '\0';
1218 dwrq->length = strlen(extra);
1219 dwrq->flags = 1; /* active */
1224 /*------------------------------------------------------------------*/
1226 * Wireless Handler : get AP address
1228 static int ray_get_wap(struct net_device *dev,
1229 struct iw_request_info *info,
1230 struct sockaddr *awrq,
1233 ray_dev_t *local = (ray_dev_t *)dev->priv;
1235 memcpy(awrq->sa_data, local->bss_id, ETH_ALEN);
1236 awrq->sa_family = ARPHRD_ETHER;
1241 /*------------------------------------------------------------------*/
1243 * Wireless Handler : set Bit-Rate
1245 static int ray_set_rate(struct net_device *dev,
1246 struct iw_request_info *info,
1247 struct iw_param *vwrq,
1250 ray_dev_t *local = (ray_dev_t *)dev->priv;
1252 /* Reject if card is already initialised */
1253 if(local->card_status != CARD_AWAITING_PARAM)
1256 /* Check if rate is in range */
1257 if((vwrq->value != 1000000) && (vwrq->value != 2000000))
1260 /* Hack for 1.5 Mb/s instead of 2 Mb/s */
1261 if((local->fw_ver == 0x55) && /* Please check */
1262 (vwrq->value == 2000000))
1263 local->net_default_tx_rate = 3;
1265 local->net_default_tx_rate = vwrq->value/500000;
1270 /*------------------------------------------------------------------*/
1272 * Wireless Handler : get Bit-Rate
1274 static int ray_get_rate(struct net_device *dev,
1275 struct iw_request_info *info,
1276 struct iw_param *vwrq,
1279 ray_dev_t *local = (ray_dev_t *)dev->priv;
1281 if(local->net_default_tx_rate == 3)
1282 vwrq->value = 2000000; /* Hum... */
1284 vwrq->value = local->net_default_tx_rate * 500000;
1285 vwrq->fixed = 0; /* We are in auto mode */
1290 /*------------------------------------------------------------------*/
1292 * Wireless Handler : set RTS threshold
1294 static int ray_set_rts(struct net_device *dev,
1295 struct iw_request_info *info,
1296 struct iw_param *vwrq,
1299 ray_dev_t *local = (ray_dev_t *)dev->priv;
1300 int rthr = vwrq->value;
1302 /* Reject if card is already initialised */
1303 if(local->card_status != CARD_AWAITING_PARAM)
1306 /* if(wrq->u.rts.fixed == 0) we should complain */
1310 if((rthr < 0) || (rthr > 2347)) /* What's the max packet size ??? */
1313 local->sparm.b5.a_rts_threshold[0] = (rthr >> 8) & 0xFF;
1314 local->sparm.b5.a_rts_threshold[1] = rthr & 0xFF;
1316 return -EINPROGRESS; /* Call commit handler */
1320 /*------------------------------------------------------------------*/
1322 * Wireless Handler : get RTS threshold
1324 static int ray_get_rts(struct net_device *dev,
1325 struct iw_request_info *info,
1326 struct iw_param *vwrq,
1329 ray_dev_t *local = (ray_dev_t *)dev->priv;
1331 vwrq->value = (local->sparm.b5.a_rts_threshold[0] << 8)
1332 + local->sparm.b5.a_rts_threshold[1];
1333 vwrq->disabled = (vwrq->value == 32767);
1339 /*------------------------------------------------------------------*/
1341 * Wireless Handler : set Fragmentation threshold
1343 static int ray_set_frag(struct net_device *dev,
1344 struct iw_request_info *info,
1345 struct iw_param *vwrq,
1348 ray_dev_t *local = (ray_dev_t *)dev->priv;
1349 int fthr = vwrq->value;
1351 /* Reject if card is already initialised */
1352 if(local->card_status != CARD_AWAITING_PARAM)
1355 /* if(wrq->u.frag.fixed == 0) should complain */
1359 if((fthr < 256) || (fthr > 2347)) /* To check out ! */
1362 local->sparm.b5.a_frag_threshold[0] = (fthr >> 8) & 0xFF;
1363 local->sparm.b5.a_frag_threshold[1] = fthr & 0xFF;
1365 return -EINPROGRESS; /* Call commit handler */
1368 /*------------------------------------------------------------------*/
1370 * Wireless Handler : get Fragmentation threshold
1372 static int ray_get_frag(struct net_device *dev,
1373 struct iw_request_info *info,
1374 struct iw_param *vwrq,
1377 ray_dev_t *local = (ray_dev_t *)dev->priv;
1379 vwrq->value = (local->sparm.b5.a_frag_threshold[0] << 8)
1380 + local->sparm.b5.a_frag_threshold[1];
1381 vwrq->disabled = (vwrq->value == 32767);
1387 /*------------------------------------------------------------------*/
1389 * Wireless Handler : set Mode of Operation
1391 static int ray_set_mode(struct net_device *dev,
1392 struct iw_request_info *info,
1396 ray_dev_t *local = (ray_dev_t *)dev->priv;
1397 int err = -EINPROGRESS; /* Call commit handler */
1400 /* Reject if card is already initialised */
1401 if(local->card_status != CARD_AWAITING_PARAM)
1410 local->sparm.b5.a_network_type = card_mode;
1419 /*------------------------------------------------------------------*/
1421 * Wireless Handler : get Mode of Operation
1423 static int ray_get_mode(struct net_device *dev,
1424 struct iw_request_info *info,
1428 ray_dev_t *local = (ray_dev_t *)dev->priv;
1430 if(local->sparm.b5.a_network_type)
1431 *uwrq = IW_MODE_INFRA;
1433 *uwrq = IW_MODE_ADHOC;
1438 /*------------------------------------------------------------------*/
1440 * Wireless Handler : get range info
1442 static int ray_get_range(struct net_device *dev,
1443 struct iw_request_info *info,
1444 struct iw_point *dwrq,
1447 struct iw_range *range = (struct iw_range *) extra;
1449 memset((char *) range, 0, sizeof(struct iw_range));
1451 /* Set the length (very important for backward compatibility) */
1452 dwrq->length = sizeof(struct iw_range);
1454 /* Set the Wireless Extension versions */
1455 range->we_version_compiled = WIRELESS_EXT;
1456 range->we_version_source = 9;
1458 /* Set information in the range struct */
1459 range->throughput = 1.1 * 1000 * 1000; /* Put the right number here */
1460 range->num_channels = hop_pattern_length[(int)country];
1461 range->num_frequency = 0;
1462 range->max_qual.qual = 0;
1463 range->max_qual.level = 255; /* What's the correct value ? */
1464 range->max_qual.noise = 255; /* Idem */
1465 range->num_bitrates = 2;
1466 range->bitrate[0] = 1000000; /* 1 Mb/s */
1467 range->bitrate[1] = 2000000; /* 2 Mb/s */
1471 /*------------------------------------------------------------------*/
1473 * Wireless Private Handler : set framing mode
1475 static int ray_set_framing(struct net_device *dev,
1476 struct iw_request_info *info,
1477 union iwreq_data *wrqu,
1480 translate = *(extra); /* Set framing mode */
1485 /*------------------------------------------------------------------*/
1487 * Wireless Private Handler : get framing mode
1489 static int ray_get_framing(struct net_device *dev,
1490 struct iw_request_info *info,
1491 union iwreq_data *wrqu,
1494 *(extra) = translate;
1499 /*------------------------------------------------------------------*/
1501 * Wireless Private Handler : get country
1503 static int ray_get_country(struct net_device *dev,
1504 struct iw_request_info *info,
1505 union iwreq_data *wrqu,
1513 /*------------------------------------------------------------------*/
1515 * Commit handler : called after a bunch of SET operations
1517 static int ray_commit(struct net_device *dev,
1518 struct iw_request_info *info, /* NULL */
1519 void *zwrq, /* NULL */
1520 char *extra) /* NULL */
1525 /*------------------------------------------------------------------*/
1527 * Stats handler : return Wireless Stats
1529 static iw_stats * ray_get_wireless_stats(struct net_device * dev)
1531 ray_dev_t * local = (ray_dev_t *) dev->priv;
1532 dev_link_t *link = local->finder;
1533 struct status __iomem *p = local->sram + STATUS_BASE;
1535 if(local == (ray_dev_t *) NULL)
1536 return (iw_stats *) NULL;
1538 local->wstats.status = local->card_status;
1540 if((local->spy_data.spy_number > 0) && (local->sparm.b5.a_network_type == 0))
1542 /* Get it from the first node in spy list */
1543 local->wstats.qual.qual = local->spy_data.spy_stat[0].qual;
1544 local->wstats.qual.level = local->spy_data.spy_stat[0].level;
1545 local->wstats.qual.noise = local->spy_data.spy_stat[0].noise;
1546 local->wstats.qual.updated = local->spy_data.spy_stat[0].updated;
1548 #endif /* WIRELESS_SPY */
1550 if((link->state & DEV_PRESENT)) {
1551 local->wstats.qual.noise = readb(&p->rxnoise);
1552 local->wstats.qual.updated |= 4;
1555 return &local->wstats;
1556 } /* end ray_get_wireless_stats */
1558 /*------------------------------------------------------------------*/
1560 * Structures to export the Wireless Handlers
1563 static const iw_handler ray_handler[] = {
1564 [SIOCSIWCOMMIT-SIOCIWFIRST] = (iw_handler) ray_commit,
1565 [SIOCGIWNAME -SIOCIWFIRST] = (iw_handler) ray_get_name,
1566 [SIOCSIWFREQ -SIOCIWFIRST] = (iw_handler) ray_set_freq,
1567 [SIOCGIWFREQ -SIOCIWFIRST] = (iw_handler) ray_get_freq,
1568 [SIOCSIWMODE -SIOCIWFIRST] = (iw_handler) ray_set_mode,
1569 [SIOCGIWMODE -SIOCIWFIRST] = (iw_handler) ray_get_mode,
1570 [SIOCGIWRANGE -SIOCIWFIRST] = (iw_handler) ray_get_range,
1572 [SIOCSIWSPY -SIOCIWFIRST] = (iw_handler) iw_handler_set_spy,
1573 [SIOCGIWSPY -SIOCIWFIRST] = (iw_handler) iw_handler_get_spy,
1574 [SIOCSIWTHRSPY-SIOCIWFIRST] = (iw_handler) iw_handler_set_thrspy,
1575 [SIOCGIWTHRSPY-SIOCIWFIRST] = (iw_handler) iw_handler_get_thrspy,
1576 #endif /* WIRELESS_SPY */
1577 [SIOCGIWAP -SIOCIWFIRST] = (iw_handler) ray_get_wap,
1578 [SIOCSIWESSID -SIOCIWFIRST] = (iw_handler) ray_set_essid,
1579 [SIOCGIWESSID -SIOCIWFIRST] = (iw_handler) ray_get_essid,
1580 [SIOCSIWRATE -SIOCIWFIRST] = (iw_handler) ray_set_rate,
1581 [SIOCGIWRATE -SIOCIWFIRST] = (iw_handler) ray_get_rate,
1582 [SIOCSIWRTS -SIOCIWFIRST] = (iw_handler) ray_set_rts,
1583 [SIOCGIWRTS -SIOCIWFIRST] = (iw_handler) ray_get_rts,
1584 [SIOCSIWFRAG -SIOCIWFIRST] = (iw_handler) ray_set_frag,
1585 [SIOCGIWFRAG -SIOCIWFIRST] = (iw_handler) ray_get_frag,
1588 #define SIOCSIPFRAMING SIOCIWFIRSTPRIV /* Set framing mode */
1589 #define SIOCGIPFRAMING SIOCIWFIRSTPRIV + 1 /* Get framing mode */
1590 #define SIOCGIPCOUNTRY SIOCIWFIRSTPRIV + 3 /* Get country code */
1592 static const iw_handler ray_private_handler[] = {
1593 [0] = (iw_handler) ray_set_framing,
1594 [1] = (iw_handler) ray_get_framing,
1595 [3] = (iw_handler) ray_get_country,
1598 static const struct iw_priv_args ray_private_args[] = {
1599 /* cmd, set_args, get_args, name */
1600 { SIOCSIPFRAMING, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1, 0, "set_framing" },
1601 { SIOCGIPFRAMING, 0, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1, "get_framing" },
1602 { SIOCGIPCOUNTRY, 0, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1, "get_country" },
1605 static const struct iw_handler_def ray_handler_def =
1607 .num_standard = sizeof(ray_handler)/sizeof(iw_handler),
1608 .num_private = sizeof(ray_private_handler)/sizeof(iw_handler),
1609 .num_private_args = sizeof(ray_private_args)/sizeof(struct iw_priv_args),
1610 .standard = ray_handler,
1611 .private = ray_private_handler,
1612 .private_args = ray_private_args,
1613 .get_wireless_stats = ray_get_wireless_stats,
1616 /*===========================================================================*/
1617 static int ray_open(struct net_device *dev)
1619 ray_dev_t *local = (ray_dev_t *)dev->priv;
1621 link = local->finder;
1623 DEBUG(1, "ray_open('%s')\n", dev->name);
1625 if (link->open == 0)
1626 local->num_multi = 0;
1629 /* If the card is not started, time to start it ! - Jean II */
1630 if(local->card_status == CARD_AWAITING_PARAM) {
1633 DEBUG(1,"ray_open: doing init now !\n");
1635 /* Download startup parameters */
1636 if ( (i = dl_startup_params(dev)) < 0)
1638 printk(KERN_INFO "ray_dev_init dl_startup_params failed - "
1639 "returns 0x%x\n",i);
1644 if (sniffer) netif_stop_queue(dev);
1645 else netif_start_queue(dev);
1647 DEBUG(2,"ray_open ending\n");
1649 } /* end ray_open */
1650 /*===========================================================================*/
1651 static int ray_dev_close(struct net_device *dev)
1653 ray_dev_t *local = (ray_dev_t *)dev->priv;
1655 link = local->finder;
1657 DEBUG(1, "ray_dev_close('%s')\n", dev->name);
1660 netif_stop_queue(dev);
1662 /* In here, we should stop the hardware (stop card from beeing active)
1663 * and set local->card_status to CARD_AWAITING_PARAM, so that while the
1664 * card is closed we can chage its configuration.
1665 * Probably also need a COR reset to get sane state - Jean II */
1668 } /* end ray_dev_close */
1669 /*===========================================================================*/
1670 static void ray_reset(struct net_device *dev) {
1671 DEBUG(1,"ray_reset entered\n");
1674 /*===========================================================================*/
1675 /* Cause a firmware interrupt if it is ready for one */
1676 /* Return nonzero if not ready */
1677 static int interrupt_ecf(ray_dev_t *local, int ccs)
1680 dev_link_t *link = local->finder;
1682 if (!(link->state & DEV_PRESENT)) {
1683 DEBUG(2,"ray_cs interrupt_ecf - device not present\n");
1686 DEBUG(2,"interrupt_ecf(local=%p, ccs = 0x%x\n",local,ccs);
1689 (readb(local->amem + CIS_OFFSET + ECF_INTR_OFFSET) & ECF_INTR_SET))
1692 DEBUG(2,"ray_cs interrupt_ecf card not ready for interrupt\n");
1695 /* Fill the mailbox, then kick the card */
1696 writeb(ccs, local->sram + SCB_BASE);
1697 writeb(ECF_INTR_SET, local->amem + CIS_OFFSET + ECF_INTR_OFFSET);
1699 } /* interrupt_ecf */
1700 /*===========================================================================*/
1701 /* Get next free transmit CCS */
1702 /* Return - index of current tx ccs */
1703 static int get_free_tx_ccs(ray_dev_t *local)
1706 struct ccs __iomem *pccs = ccs_base(local);
1707 dev_link_t *link = local->finder;
1709 if (!(link->state & DEV_PRESENT)) {
1710 DEBUG(2,"ray_cs get_free_tx_ccs - device not present\n");
1714 if (test_and_set_bit(0,&local->tx_ccs_lock)) {
1715 DEBUG(1,"ray_cs tx_ccs_lock busy\n");
1719 for (i=0; i < NUMBER_OF_TX_CCS; i++) {
1720 if (readb(&(pccs+i)->buffer_status) == CCS_BUFFER_FREE) {
1721 writeb(CCS_BUFFER_BUSY, &(pccs+i)->buffer_status);
1722 writeb(CCS_END_LIST, &(pccs+i)->link);
1723 local->tx_ccs_lock = 0;
1727 local->tx_ccs_lock = 0;
1728 DEBUG(2,"ray_cs ERROR no free tx CCS for raylink card\n");
1730 } /* get_free_tx_ccs */
1731 /*===========================================================================*/
1732 /* Get next free CCS */
1733 /* Return - index of current ccs */
1734 static int get_free_ccs(ray_dev_t *local)
1737 struct ccs __iomem *pccs = ccs_base(local);
1738 dev_link_t *link = local->finder;
1740 if (!(link->state & DEV_PRESENT)) {
1741 DEBUG(2,"ray_cs get_free_ccs - device not present\n");
1744 if (test_and_set_bit(0,&local->ccs_lock)) {
1745 DEBUG(1,"ray_cs ccs_lock busy\n");
1749 for (i = NUMBER_OF_TX_CCS; i < NUMBER_OF_CCS; i++) {
1750 if (readb(&(pccs+i)->buffer_status) == CCS_BUFFER_FREE) {
1751 writeb(CCS_BUFFER_BUSY, &(pccs+i)->buffer_status);
1752 writeb(CCS_END_LIST, &(pccs+i)->link);
1753 local->ccs_lock = 0;
1757 local->ccs_lock = 0;
1758 DEBUG(1,"ray_cs ERROR no free CCS for raylink card\n");
1760 } /* get_free_ccs */
1761 /*===========================================================================*/
1762 static void authenticate_timeout(u_long data)
1764 ray_dev_t *local = (ray_dev_t *)data;
1765 del_timer(&local->timer);
1766 printk(KERN_INFO "ray_cs Authentication with access point failed"
1768 join_net((u_long)local);
1770 /*===========================================================================*/
1771 static int asc_to_int(char a)
1773 if (a < '0') return -1;
1774 if (a <= '9') return (a - '0');
1775 if (a < 'A') return -1;
1776 if (a <= 'F') return (10 + a - 'A');
1777 if (a < 'a') return -1;
1778 if (a <= 'f') return (10 + a - 'a');
1781 /*===========================================================================*/
1782 static int parse_addr(char *in_str, UCHAR *out)
1788 if (in_str == NULL) return 0;
1789 if ((len = strlen(in_str)) < 2) return 0;
1790 memset(out, 0, ADDRLEN);
1799 if ((k = asc_to_int(in_str[j--])) != -1) out[i] = k;
1803 if ((k = asc_to_int(in_str[j--])) != -1) out[i] += k << 4;
1809 /*===========================================================================*/
1810 static struct net_device_stats *ray_get_stats(struct net_device *dev)
1812 ray_dev_t *local = (ray_dev_t *)dev->priv;
1813 dev_link_t *link = local->finder;
1814 struct status __iomem *p = local->sram + STATUS_BASE;
1815 if (!(link->state & DEV_PRESENT)) {
1816 DEBUG(2,"ray_cs net_device_stats - device not present\n");
1817 return &local->stats;
1819 if (readb(&p->mrx_overflow_for_host))
1821 local->stats.rx_over_errors += ntohs(readb(&p->mrx_overflow));
1822 writeb(0,&p->mrx_overflow);
1823 writeb(0,&p->mrx_overflow_for_host);
1825 if (readb(&p->mrx_checksum_error_for_host))
1827 local->stats.rx_crc_errors += ntohs(readb(&p->mrx_checksum_error));
1828 writeb(0,&p->mrx_checksum_error);
1829 writeb(0,&p->mrx_checksum_error_for_host);
1831 if (readb(&p->rx_hec_error_for_host))
1833 local->stats.rx_frame_errors += ntohs(readb(&p->rx_hec_error));
1834 writeb(0,&p->rx_hec_error);
1835 writeb(0,&p->rx_hec_error_for_host);
1837 return &local->stats;
1839 /*===========================================================================*/
1840 static void ray_update_parm(struct net_device *dev, UCHAR objid, UCHAR *value, int len)
1842 ray_dev_t *local = (ray_dev_t *)dev->priv;
1843 dev_link_t *link = local->finder;
1846 struct ccs __iomem *pccs;
1848 if (!(link->state & DEV_PRESENT)) {
1849 DEBUG(2,"ray_update_parm - device not present\n");
1853 if ((ccsindex = get_free_ccs(local)) < 0)
1855 DEBUG(0,"ray_update_parm - No free ccs\n");
1858 pccs = ccs_base(local) + ccsindex;
1859 writeb(CCS_UPDATE_PARAMS, &pccs->cmd);
1860 writeb(objid, &pccs->var.update_param.object_id);
1861 writeb(1, &pccs->var.update_param.number_objects);
1862 writeb(0, &pccs->var.update_param.failure_cause);
1863 for (i=0; i<len; i++) {
1864 writeb(value[i], local->sram + HOST_TO_ECF_BASE);
1866 /* Interrupt the firmware to process the command */
1867 if (interrupt_ecf(local, ccsindex)) {
1868 DEBUG(0,"ray_cs associate failed - ECF not ready for intr\n");
1869 writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status);
1872 /*===========================================================================*/
1873 static void ray_update_multi_list(struct net_device *dev, int all)
1875 struct dev_mc_list *dmi, **dmip;
1877 struct ccs __iomem *pccs;
1879 ray_dev_t *local = (ray_dev_t *)dev->priv;
1880 dev_link_t *link = local->finder;
1881 void __iomem *p = local->sram + HOST_TO_ECF_BASE;
1883 if (!(link->state & DEV_PRESENT)) {
1884 DEBUG(2,"ray_update_multi_list - device not present\n");
1888 DEBUG(2,"ray_update_multi_list(%p)\n",dev);
1889 if ((ccsindex = get_free_ccs(local)) < 0)
1891 DEBUG(1,"ray_update_multi - No free ccs\n");
1894 pccs = ccs_base(local) + ccsindex;
1895 writeb(CCS_UPDATE_MULTICAST_LIST, &pccs->cmd);
1898 writeb(0xff, &pccs->var);
1899 local->num_multi = 0xff;
1902 /* Copy the kernel's list of MC addresses to card */
1903 for (dmip=&dev->mc_list; (dmi=*dmip)!=NULL; dmip=&dmi->next) {
1904 memcpy_toio(p, dmi->dmi_addr, ETH_ALEN);
1905 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]);
1909 if (i > 256/ADDRLEN) i = 256/ADDRLEN;
1910 writeb((UCHAR)i, &pccs->var);
1911 DEBUG(1,"ray_cs update_multi %d addresses in list\n", i);
1912 /* Interrupt the firmware to process the command */
1913 local->num_multi = i;
1915 if (interrupt_ecf(local, ccsindex)) {
1916 DEBUG(1,"ray_cs update_multi failed - ECF not ready for intr\n");
1917 writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status);
1919 } /* end ray_update_multi_list */
1920 /*===========================================================================*/
1921 static void set_multicast_list(struct net_device *dev)
1923 ray_dev_t *local = (ray_dev_t *)dev->priv;
1926 DEBUG(2,"ray_cs set_multicast_list(%p)\n",dev);
1928 if (dev->flags & IFF_PROMISC)
1930 if (local->sparm.b5.a_promiscuous_mode == 0) {
1931 DEBUG(1,"ray_cs set_multicast_list promisc on\n");
1932 local->sparm.b5.a_promiscuous_mode = 1;
1934 ray_update_parm(dev, OBJID_promiscuous_mode, \
1935 &promisc, sizeof(promisc));
1939 if (local->sparm.b5.a_promiscuous_mode == 1) {
1940 DEBUG(1,"ray_cs set_multicast_list promisc off\n");
1941 local->sparm.b5.a_promiscuous_mode = 0;
1943 ray_update_parm(dev, OBJID_promiscuous_mode, \
1944 &promisc, sizeof(promisc));
1948 if (dev->flags & IFF_ALLMULTI) ray_update_multi_list(dev, 1);
1951 if (local->num_multi != dev->mc_count) ray_update_multi_list(dev, 0);
1953 } /* end set_multicast_list */
1954 /*=============================================================================
1955 * All routines below here are run at interrupt time.
1956 =============================================================================*/
1957 static irqreturn_t ray_interrupt(int irq, void *dev_id, struct pt_regs * regs)
1959 struct net_device *dev = (struct net_device *)dev_id;
1962 struct ccs __iomem *pccs;
1963 struct rcs __iomem *prcs;
1969 if (dev == NULL) /* Note that we want interrupts with dev->start == 0 */
1972 DEBUG(4,"ray_cs: interrupt for *dev=%p\n",dev);
1974 local = (ray_dev_t *)dev->priv;
1975 link = (dev_link_t *)local->finder;
1976 if ( ! (link->state & DEV_PRESENT) || link->state & DEV_SUSPEND ) {
1977 DEBUG(2,"ray_cs interrupt from device not present or suspended.\n");
1980 rcsindex = readb(&((struct scb __iomem *)(local->sram))->rcs_index);
1982 if (rcsindex >= (NUMBER_OF_CCS + NUMBER_OF_RCS))
1984 DEBUG(1,"ray_cs interrupt bad rcsindex = 0x%x\n",rcsindex);
1985 clear_interrupt(local);
1988 if (rcsindex < NUMBER_OF_CCS) /* If it's a returned CCS */
1990 pccs = ccs_base(local) + rcsindex;
1991 cmd = readb(&pccs->cmd);
1992 status = readb(&pccs->buffer_status);
1995 case CCS_DOWNLOAD_STARTUP_PARAMS: /* Happens in firmware someday */
1996 del_timer(&local->timer);
1997 if (status == CCS_COMMAND_COMPLETE) {
1998 DEBUG(1,"ray_cs interrupt download_startup_parameters OK\n");
2001 DEBUG(1,"ray_cs interrupt download_startup_parameters fail\n");
2004 case CCS_UPDATE_PARAMS:
2005 DEBUG(1,"ray_cs interrupt update params done\n");
2006 if (status != CCS_COMMAND_COMPLETE) {
2007 tmp = readb(&pccs->var.update_param.failure_cause);
2008 DEBUG(0,"ray_cs interrupt update params failed - reason %d\n",tmp);
2011 case CCS_REPORT_PARAMS:
2012 DEBUG(1,"ray_cs interrupt report params done\n");
2014 case CCS_UPDATE_MULTICAST_LIST: /* Note that this CCS isn't returned */
2015 DEBUG(1,"ray_cs interrupt CCS Update Multicast List done\n");
2017 case CCS_UPDATE_POWER_SAVINGS_MODE:
2018 DEBUG(1,"ray_cs interrupt update power save mode done\n");
2020 case CCS_START_NETWORK:
2021 case CCS_JOIN_NETWORK:
2022 if (status == CCS_COMMAND_COMPLETE) {
2023 if (readb(&pccs->var.start_network.net_initiated) == 1) {
2024 DEBUG(0,"ray_cs interrupt network \"%s\" started\n",\
2025 local->sparm.b4.a_current_ess_id);
2028 DEBUG(0,"ray_cs interrupt network \"%s\" joined\n",\
2029 local->sparm.b4.a_current_ess_id);
2031 memcpy_fromio(&local->bss_id,pccs->var.start_network.bssid,ADDRLEN);
2033 if (local->fw_ver == 0x55) local->net_default_tx_rate = 3;
2034 else local->net_default_tx_rate =
2035 readb(&pccs->var.start_network.net_default_tx_rate);
2036 local->encryption = readb(&pccs->var.start_network.encryption);
2037 if (!sniffer && (local->net_type == INFRA)
2038 && !(local->sparm.b4.a_acting_as_ap_status)) {
2039 authenticate(local);
2041 local->card_status = CARD_ACQ_COMPLETE;
2044 local->card_status = CARD_ACQ_FAILED;
2046 del_timer(&local->timer);
2047 local->timer.expires = jiffies + HZ*5;
2048 local->timer.data = (long)local;
2049 if (status == CCS_START_NETWORK) {
2050 DEBUG(0,"ray_cs interrupt network \"%s\" start failed\n",\
2051 local->sparm.b4.a_current_ess_id);
2052 local->timer.function = &start_net;
2055 DEBUG(0,"ray_cs interrupt network \"%s\" join failed\n",\
2056 local->sparm.b4.a_current_ess_id);
2057 local->timer.function = &join_net;
2059 add_timer(&local->timer);
2062 case CCS_START_ASSOCIATION:
2063 if (status == CCS_COMMAND_COMPLETE) {
2064 local->card_status = CARD_ASSOC_COMPLETE;
2065 DEBUG(0,"ray_cs association successful\n");
2069 DEBUG(0,"ray_cs association failed,\n");
2070 local->card_status = CARD_ASSOC_FAILED;
2071 join_net((u_long)local);
2074 case CCS_TX_REQUEST:
2075 if (status == CCS_COMMAND_COMPLETE) {
2076 DEBUG(3,"ray_cs interrupt tx request complete\n");
2079 DEBUG(1,"ray_cs interrupt tx request failed\n");
2081 if (!sniffer) netif_start_queue(dev);
2082 netif_wake_queue(dev);
2084 case CCS_TEST_MEMORY:
2085 DEBUG(1,"ray_cs interrupt mem test done\n");
2088 DEBUG(1,"ray_cs interrupt Unexpected CCS returned - Shutdown\n");
2090 case CCS_DUMP_MEMORY:
2091 DEBUG(1,"ray_cs interrupt dump memory done\n");
2093 case CCS_START_TIMER:
2094 DEBUG(2,"ray_cs interrupt DING - raylink timer expired\n");
2097 DEBUG(1,"ray_cs interrupt Unexpected CCS 0x%x returned 0x%x\n",\
2100 writeb(CCS_BUFFER_FREE, &pccs->buffer_status);
2102 else /* It's an RCS */
2104 prcs = rcs_base(local) + rcsindex;
2106 switch (readb(&prcs->interrupt_id))
2108 case PROCESS_RX_PACKET:
2109 ray_rx(dev, local, prcs);
2111 case REJOIN_NET_COMPLETE:
2112 DEBUG(1,"ray_cs interrupt rejoin net complete\n");
2113 local->card_status = CARD_ACQ_COMPLETE;
2114 /* do we need to clear tx buffers CCS's? */
2115 if (local->sparm.b4.a_network_type == ADHOC) {
2116 if (!sniffer) netif_start_queue(dev);
2119 memcpy_fromio(&local->bss_id, prcs->var.rejoin_net_complete.bssid, ADDRLEN);
2120 DEBUG(1,"ray_cs new BSSID = %02x%02x%02x%02x%02x%02x\n",\
2121 local->bss_id[0], local->bss_id[1], local->bss_id[2],\
2122 local->bss_id[3], local->bss_id[4], local->bss_id[5]);
2123 if (!sniffer) authenticate(local);
2126 case ROAMING_INITIATED:
2127 DEBUG(1,"ray_cs interrupt roaming initiated\n");
2128 netif_stop_queue(dev);
2129 local->card_status = CARD_DOING_ACQ;
2131 case JAPAN_CALL_SIGN_RXD:
2132 DEBUG(1,"ray_cs interrupt japan call sign rx\n");
2135 DEBUG(1,"ray_cs Unexpected interrupt for RCS 0x%x cmd = 0x%x\n",\
2136 rcsindex, (unsigned int) readb(&prcs->interrupt_id));
2139 writeb(CCS_BUFFER_FREE, &prcs->buffer_status);
2141 clear_interrupt(local);
2143 } /* ray_interrupt */
2144 /*===========================================================================*/
2145 static void ray_rx(struct net_device *dev, ray_dev_t *local, struct rcs __iomem *prcs)
2148 unsigned int pkt_addr;
2150 DEBUG(4,"ray_rx process rx packet\n");
2152 /* Calculate address of packet within Rx buffer */
2153 pkt_addr = ((readb(&prcs->var.rx_packet.rx_data_ptr[0]) << 8)
2154 + readb(&prcs->var.rx_packet.rx_data_ptr[1])) & RX_BUFF_END;
2155 /* Length of first packet fragment */
2156 rx_len = (readb(&prcs->var.rx_packet.rx_data_length[0]) << 8)
2157 + readb(&prcs->var.rx_packet.rx_data_length[1]);
2159 local->last_rsl = readb(&prcs->var.rx_packet.rx_sig_lev);
2160 pmsg = local->rmem + pkt_addr;
2164 DEBUG(4,"ray_rx data type\n");
2165 rx_data(dev, prcs, pkt_addr, rx_len);
2167 case AUTHENTIC_TYPE:
2168 DEBUG(4,"ray_rx authentic type\n");
2169 if (sniffer) rx_data(dev, prcs, pkt_addr, rx_len);
2170 else rx_authenticate(local, prcs, pkt_addr, rx_len);
2172 case DEAUTHENTIC_TYPE:
2173 DEBUG(4,"ray_rx deauth type\n");
2174 if (sniffer) rx_data(dev, prcs, pkt_addr, rx_len);
2175 else rx_deauthenticate(local, prcs, pkt_addr, rx_len);
2178 DEBUG(3,"ray_cs rx NULL msg\n");
2181 DEBUG(4,"ray_rx beacon type\n");
2182 if (sniffer) rx_data(dev, prcs, pkt_addr, rx_len);
2184 copy_from_rx_buff(local, (UCHAR *)&local->last_bcn, pkt_addr,
2185 rx_len < sizeof(struct beacon_rx) ?
2186 rx_len : sizeof(struct beacon_rx));
2188 local->beacon_rxed = 1;
2189 /* Get the statistics so the card counters never overflow */
2193 DEBUG(0,"ray_cs unknown pkt type %2x\n", (unsigned int) readb(pmsg));
2198 /*===========================================================================*/
2199 static void rx_data(struct net_device *dev, struct rcs __iomem *prcs, unsigned int pkt_addr,
2202 struct sk_buff *skb = NULL;
2203 struct rcs __iomem *prcslink = prcs;
2204 ray_dev_t *local = dev->priv;
2209 int siglev = local->last_rsl;
2210 u_char linksrcaddr[ETH_ALEN]; /* Other end of the wireless link */
2215 /* TBD length needs fixing for translated header */
2216 if (rx_len < (ETH_HLEN + RX_MAC_HEADER_LENGTH) ||
2217 rx_len > (dev->mtu + RX_MAC_HEADER_LENGTH + ETH_HLEN + FCS_LEN))
2219 DEBUG(0,"ray_cs invalid packet length %d received \n",rx_len);
2223 else /* encapsulated ethernet */ {
2224 if (rx_len < (ETH_HLEN + RX_MAC_HEADER_LENGTH) ||
2225 rx_len > (dev->mtu + RX_MAC_HEADER_LENGTH + ETH_HLEN + FCS_LEN))
2227 DEBUG(0,"ray_cs invalid packet length %d received \n",rx_len);
2232 DEBUG(4,"ray_cs rx_data packet\n");
2233 /* If fragmented packet, verify sizes of fragments add up */
2234 if (readb(&prcs->var.rx_packet.next_frag_rcs_index) != 0xFF) {
2235 DEBUG(1,"ray_cs rx'ed fragment\n");
2236 tmp = (readb(&prcs->var.rx_packet.totalpacketlength[0]) << 8)
2237 + readb(&prcs->var.rx_packet.totalpacketlength[1]);
2241 tmp -= (readb(&prcslink->var.rx_packet.rx_data_length[0]) << 8)
2242 + readb(&prcslink->var.rx_packet.rx_data_length[1]);
2243 if (readb(&prcslink->var.rx_packet.next_frag_rcs_index) == 0xFF
2245 prcslink = rcs_base(local)
2246 + readb(&prcslink->link_field);
2251 DEBUG(0,"ray_cs rx_data fragment lengths don't add up\n");
2252 local->stats.rx_dropped++;
2253 release_frag_chain(local, prcs);
2257 else { /* Single unfragmented packet */
2261 skb = dev_alloc_skb( total_len+5 );
2264 DEBUG(0,"ray_cs rx_data could not allocate skb\n");
2265 local->stats.rx_dropped++;
2266 if (readb(&prcs->var.rx_packet.next_frag_rcs_index) != 0xFF)
2267 release_frag_chain(local, prcs);
2270 skb_reserve( skb, 2); /* Align IP on 16 byte (TBD check this)*/
2273 DEBUG(4,"ray_cs rx_data total_len = %x, rx_len = %x\n",total_len,rx_len);
2275 /************************/
2276 /* Reserve enough room for the whole damn packet. */
2277 rx_ptr = skb_put( skb, total_len);
2278 /* Copy the whole packet to sk_buff */
2279 rx_ptr += copy_from_rx_buff(local, rx_ptr, pkt_addr & RX_BUFF_END, rx_len);
2280 /* Get source address */
2282 memcpy(linksrcaddr, ((struct mac_header *)skb->data)->addr_2, ETH_ALEN);
2284 /* Now, deal with encapsulation/translation/sniffer */
2287 /* Encapsulated ethernet, so just lop off 802.11 MAC header */
2288 /* TBD reserve skb_reserve( skb, RX_MAC_HEADER_LENGTH); */
2289 skb_pull( skb, RX_MAC_HEADER_LENGTH);
2292 /* Do translation */
2293 untranslate(local, skb, total_len);
2297 { /* sniffer mode, so just pass whole packet */ };
2299 /************************/
2300 /* Now pick up the rest of the fragments if any */
2302 if (readb(&prcs->var.rx_packet.next_frag_rcs_index) != 0xFF) {
2304 DEBUG(1,"ray_cs rx_data in fragment loop\n");
2306 prcslink = rcs_base(local)
2307 + readb(&prcslink->var.rx_packet.next_frag_rcs_index);
2308 rx_len = (( readb(&prcslink->var.rx_packet.rx_data_length[0]) << 8)
2309 + readb(&prcslink->var.rx_packet.rx_data_length[1]))
2311 pkt_addr = (( readb(&prcslink->var.rx_packet.rx_data_ptr[0]) << 8)
2312 + readb(&prcslink->var.rx_packet.rx_data_ptr[1]))
2315 rx_ptr += copy_from_rx_buff(local, rx_ptr, pkt_addr, rx_len);
2318 readb(&prcslink->var.rx_packet.next_frag_rcs_index) != 0xFF);
2319 release_frag_chain(local, prcs);
2322 skb->protocol = eth_type_trans(skb,dev);
2324 dev->last_rx = jiffies;
2325 local->stats.rx_packets++;
2326 local->stats.rx_bytes += total_len;
2328 /* Gather signal strength per address */
2330 /* For the Access Point or the node having started the ad-hoc net
2331 * note : ad-hoc work only in some specific configurations, but we
2332 * kludge in ray_get_wireless_stats... */
2333 if(!memcmp(linksrcaddr, local->bss_id, ETH_ALEN))
2335 /* Update statistics */
2336 /*local->wstats.qual.qual = none ? */
2337 local->wstats.qual.level = siglev;
2338 /*local->wstats.qual.noise = none ? */
2339 local->wstats.qual.updated = 0x2;
2341 /* Now, update the spy stuff */
2343 struct iw_quality wstats;
2344 wstats.level = siglev;
2345 /* wstats.noise = none ? */
2346 /* wstats.qual = none ? */
2347 wstats.updated = 0x2;
2348 /* Update spy records */
2349 wireless_spy_update(dev, linksrcaddr, &wstats);
2351 #endif /* WIRELESS_SPY */
2353 /*===========================================================================*/
2354 static void untranslate(ray_dev_t *local, struct sk_buff *skb, int len)
2356 snaphdr_t *psnap = (snaphdr_t *)(skb->data + RX_MAC_HEADER_LENGTH);
2357 struct mac_header *pmac = (struct mac_header *)skb->data;
2358 unsigned short type = *(unsigned short *)psnap->ethertype;
2359 unsigned int xsap = *(unsigned int *)psnap & 0x00ffffff;
2360 unsigned int org = (*(unsigned int *)psnap->org) & 0x00ffffff;
2362 struct ethhdr *peth;
2363 UCHAR srcaddr[ADDRLEN];
2364 UCHAR destaddr[ADDRLEN];
2366 if (pmac->frame_ctl_2 & FC2_FROM_DS) {
2367 if (pmac->frame_ctl_2 & FC2_TO_DS) { /* AP to AP */
2368 memcpy(destaddr, pmac->addr_3, ADDRLEN);
2369 memcpy(srcaddr, ((unsigned char *)pmac->addr_3) + ADDRLEN, ADDRLEN);
2370 } else { /* AP to terminal */
2371 memcpy(destaddr, pmac->addr_1, ADDRLEN);
2372 memcpy(srcaddr, pmac->addr_3, ADDRLEN);
2374 } else { /* Terminal to AP */
2375 if (pmac->frame_ctl_2 & FC2_TO_DS) {
2376 memcpy(destaddr, pmac->addr_3, ADDRLEN);
2377 memcpy(srcaddr, pmac->addr_2, ADDRLEN);
2378 } else { /* Adhoc */
2379 memcpy(destaddr, pmac->addr_1, ADDRLEN);
2380 memcpy(srcaddr, pmac->addr_2, ADDRLEN);
2387 printk(KERN_DEBUG "skb->data before untranslate");
2389 printk("%02x ",skb->data[i]);
2390 printk("\n" KERN_DEBUG "type = %08x, xsap = %08x, org = %08x\n",
2392 printk(KERN_DEBUG "untranslate skb->data = %p\n",skb->data);
2396 if ( xsap != SNAP_ID) {
2397 /* not a snap type so leave it alone */
2398 DEBUG(3,"ray_cs untranslate NOT SNAP %x\n", *(unsigned int *)psnap & 0x00ffffff);
2400 delta = RX_MAC_HEADER_LENGTH - ETH_HLEN;
2401 peth = (struct ethhdr *)(skb->data + delta);
2402 peth->h_proto = htons(len - RX_MAC_HEADER_LENGTH);
2404 else { /* Its a SNAP */
2405 if (org == BRIDGE_ENCAP) { /* EtherII and nuke the LLC */
2406 DEBUG(3,"ray_cs untranslate Bridge encap\n");
2407 delta = RX_MAC_HEADER_LENGTH
2408 + sizeof(struct snaphdr_t) - ETH_HLEN;
2409 peth = (struct ethhdr *)(skb->data + delta);
2410 peth->h_proto = type;
2413 if (org == RFC1042_ENCAP) {
2417 DEBUG(3,"ray_cs untranslate RFC IPX/AARP\n");
2418 delta = RX_MAC_HEADER_LENGTH - ETH_HLEN;
2419 peth = (struct ethhdr *)(skb->data + delta);
2420 peth->h_proto = htons(len - RX_MAC_HEADER_LENGTH);
2423 DEBUG(3,"ray_cs untranslate RFC default\n");
2424 delta = RX_MAC_HEADER_LENGTH +
2425 sizeof(struct snaphdr_t) - ETH_HLEN;
2426 peth = (struct ethhdr *)(skb->data + delta);
2427 peth->h_proto = type;
2432 printk("ray_cs untranslate very confused by packet\n");
2433 delta = RX_MAC_HEADER_LENGTH - ETH_HLEN;
2434 peth = (struct ethhdr *)(skb->data + delta);
2435 peth->h_proto = type;
2439 /* TBD reserve skb_reserve(skb, delta); */
2440 skb_pull(skb, delta);
2441 DEBUG(3,"untranslate after skb_pull(%d), skb->data = %p\n",delta,skb->data);
2442 memcpy(peth->h_dest, destaddr, ADDRLEN);
2443 memcpy(peth->h_source, srcaddr, ADDRLEN);
2447 printk(KERN_DEBUG "skb->data after untranslate:");
2449 printk("%02x ",skb->data[i]);
2453 } /* end untranslate */
2454 /*===========================================================================*/
2455 /* Copy data from circular receive buffer to PC memory.
2456 * dest = destination address in PC memory
2457 * pkt_addr = source address in receive buffer
2458 * len = length of packet to copy
2460 static int copy_from_rx_buff(ray_dev_t *local, UCHAR *dest, int pkt_addr, int length)
2462 int wrap_bytes = (pkt_addr + length) - (RX_BUFF_END + 1);
2463 if (wrap_bytes <= 0)
2465 memcpy_fromio(dest,local->rmem + pkt_addr,length);
2467 else /* Packet wrapped in circular buffer */
2469 memcpy_fromio(dest,local->rmem+pkt_addr,length - wrap_bytes);
2470 memcpy_fromio(dest + length - wrap_bytes, local->rmem, wrap_bytes);
2474 /*===========================================================================*/
2475 static void release_frag_chain(ray_dev_t *local, struct rcs __iomem * prcs)
2477 struct rcs __iomem *prcslink = prcs;
2479 unsigned rcsindex = readb(&prcs->var.rx_packet.next_frag_rcs_index);
2482 writeb(CCS_BUFFER_FREE, &prcslink->buffer_status);
2483 if (rcsindex >= (NUMBER_OF_CCS + NUMBER_OF_RCS)) {
2484 DEBUG(1,"ray_cs interrupt bad rcsindex = 0x%x\n",rcsindex);
2487 prcslink = rcs_base(local) + rcsindex;
2488 rcsindex = readb(&prcslink->var.rx_packet.next_frag_rcs_index);
2490 writeb(CCS_BUFFER_FREE, &prcslink->buffer_status);
2492 /*===========================================================================*/
2493 static void authenticate(ray_dev_t *local)
2495 dev_link_t *link = local->finder;
2496 DEBUG(0,"ray_cs Starting authentication.\n");
2497 if (!(link->state & DEV_PRESENT)) {
2498 DEBUG(2,"ray_cs authenticate - device not present\n");
2502 del_timer(&local->timer);
2503 if (build_auth_frame(local, local->bss_id, OPEN_AUTH_REQUEST)) {
2504 local->timer.function = &join_net;
2507 local->timer.function = &authenticate_timeout;
2509 local->timer.expires = jiffies + HZ*2;
2510 local->timer.data = (long)local;
2511 add_timer(&local->timer);
2512 local->authentication_state = AWAITING_RESPONSE;
2513 } /* end authenticate */
2514 /*===========================================================================*/
2515 static void rx_authenticate(ray_dev_t *local, struct rcs __iomem *prcs,
2516 unsigned int pkt_addr, int rx_len)
2519 struct rx_msg *msg = (struct rx_msg *)buff;
2521 del_timer(&local->timer);
2523 copy_from_rx_buff(local, buff, pkt_addr, rx_len & 0xff);
2524 /* if we are trying to get authenticated */
2525 if (local->sparm.b4.a_network_type == ADHOC) {
2526 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]);
2527 if (msg->var[2] == 1) {
2528 DEBUG(0,"ray_cs Sending authentication response.\n");
2529 if (!build_auth_frame (local, msg->mac.addr_2, OPEN_AUTH_RESPONSE)) {
2530 local->authentication_state = NEED_TO_AUTH;
2531 memcpy(local->auth_id, msg->mac.addr_2, ADDRLEN);
2535 else /* Infrastructure network */
2537 if (local->authentication_state == AWAITING_RESPONSE) {
2538 /* Verify authentication sequence #2 and success */
2539 if (msg->var[2] == 2) {
2540 if ((msg->var[3] | msg->var[4]) == 0) {
2541 DEBUG(1,"Authentication successful\n");
2542 local->card_status = CARD_AUTH_COMPLETE;
2544 local->authentication_state = AUTHENTICATED;
2547 DEBUG(0,"Authentication refused\n");
2548 local->card_status = CARD_AUTH_REFUSED;
2549 join_net((u_long)local);
2550 local->authentication_state = UNAUTHENTICATED;
2556 } /* end rx_authenticate */
2557 /*===========================================================================*/
2558 static void associate(ray_dev_t *local)
2560 struct ccs __iomem *pccs;
2561 dev_link_t *link = local->finder;
2562 struct net_device *dev = link->priv;
2564 if (!(link->state & DEV_PRESENT)) {
2565 DEBUG(2,"ray_cs associate - device not present\n");
2568 /* If no tx buffers available, return*/
2569 if ((ccsindex = get_free_ccs(local)) < 0)
2571 /* TBD should never be here but... what if we are? */
2572 DEBUG(1,"ray_cs associate - No free ccs\n");
2575 DEBUG(1,"ray_cs Starting association with access point\n");
2576 pccs = ccs_base(local) + ccsindex;
2577 /* fill in the CCS */
2578 writeb(CCS_START_ASSOCIATION, &pccs->cmd);
2579 /* Interrupt the firmware to process the command */
2580 if (interrupt_ecf(local, ccsindex)) {
2581 DEBUG(1,"ray_cs associate failed - ECF not ready for intr\n");
2582 writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status);
2584 del_timer(&local->timer);
2585 local->timer.expires = jiffies + HZ*2;
2586 local->timer.data = (long)local;
2587 local->timer.function = &join_net;
2588 add_timer(&local->timer);
2589 local->card_status = CARD_ASSOC_FAILED;
2592 if (!sniffer) netif_start_queue(dev);
2594 } /* end associate */
2595 /*===========================================================================*/
2596 static void rx_deauthenticate(ray_dev_t *local, struct rcs __iomem *prcs,
2597 unsigned int pkt_addr, int rx_len)
2600 struct rx_msg *msg = (struct rx_msg *)buff;
2602 DEBUG(0,"Deauthentication frame received\n");
2603 local->authentication_state = UNAUTHENTICATED;
2604 /* Need to reauthenticate or rejoin depending on reason code */
2605 /* copy_from_rx_buff(local, buff, pkt_addr, rx_len & 0xff);
2608 /*===========================================================================*/
2609 static void clear_interrupt(ray_dev_t *local)
2611 writeb(0, local->amem + CIS_OFFSET + HCS_INTR_OFFSET);
2613 /*===========================================================================*/
2614 #ifdef CONFIG_PROC_FS
2615 #define MAXDATA (PAGE_SIZE - 80)
2617 static char *card_status[] = {
2618 "Card inserted - uninitialized", /* 0 */
2619 "Card not downloaded", /* 1 */
2620 "Waiting for download parameters", /* 2 */
2621 "Card doing acquisition", /* 3 */
2622 "Acquisition complete", /* 4 */
2623 "Authentication complete", /* 5 */
2624 "Association complete", /* 6 */
2625 "???", "???", "???", "???", /* 7 8 9 10 undefined */
2626 "Card init error", /* 11 */
2627 "Download parameters error", /* 12 */
2629 "Acquisition failed", /* 14 */
2630 "Authentication refused", /* 15 */
2631 "Association failed" /* 16 */
2634 static char *nettype[] = {"Adhoc", "Infra "};
2635 static char *framing[] = {"Encapsulation", "Translation"}
2637 /*===========================================================================*/
2638 static int ray_cs_proc_read(char *buf, char **start, off_t offset, int len)
2640 /* Print current values which are not available via other means
2645 struct net_device *dev;
2648 struct freq_hop_element *pfh;
2654 dev = (struct net_device *)link->priv;
2657 local = (ray_dev_t *)dev->priv;
2663 len += sprintf(buf + len, "Raylink Wireless LAN driver status\n");
2664 len += sprintf(buf + len, "%s\n", rcsid);
2665 /* build 4 does not report version, and field is 0x55 after memtest */
2666 len += sprintf(buf + len, "Firmware version = ");
2667 if (local->fw_ver == 0x55)
2668 len += sprintf(buf + len, "4 - Use dump_cis for more details\n");
2670 len += sprintf(buf + len, "%2d.%02d.%02d\n",
2671 local->fw_ver, local->fw_bld, local->fw_var);
2673 for (i=0; i<32; i++) c[i] = local->sparm.b5.a_current_ess_id[i];
2675 len += sprintf(buf + len, "%s network ESSID = \"%s\"\n",
2676 nettype[local->sparm.b5.a_network_type], c);
2679 len += sprintf(buf + len,
2680 "BSSID = %02x:%02x:%02x:%02x:%02x:%02x\n",
2681 p[0],p[1],p[2],p[3],p[4],p[5]);
2683 len += sprintf(buf + len, "Country code = %d\n",
2684 local->sparm.b5.a_curr_country_code);
2686 i = local->card_status;
2689 len += sprintf(buf + len, "Card status = %s\n", card_status[i]);
2691 len += sprintf(buf + len, "Framing mode = %s\n",framing[translate]);
2693 len += sprintf(buf + len, "Last pkt signal lvl = %d\n", local->last_rsl);
2695 if (local->beacon_rxed) {
2696 /* Pull some fields out of last beacon received */
2697 len += sprintf(buf + len, "Beacon Interval = %d Kus\n",
2698 local->last_bcn.beacon_intvl[0]
2699 + 256 * local->last_bcn.beacon_intvl[1]);
2701 p = local->last_bcn.elements;
2702 if (p[0] == C_ESSID_ELEMENT_ID) p += p[1] + 2;
2704 len += sprintf(buf + len, "Parse beacon failed at essid element id = %d\n",p[0]);
2708 if (p[0] == C_SUPPORTED_RATES_ELEMENT_ID) {
2709 len += sprintf(buf + len, "Supported rate codes = ");
2710 for (i=2; i<p[1] + 2; i++)
2711 len += sprintf(buf + len, "0x%02x ", p[i]);
2712 len += sprintf(buf + len, "\n");
2716 len += sprintf(buf + len, "Parse beacon failed at rates element\n");
2720 if (p[0] == C_FH_PARAM_SET_ELEMENT_ID) {
2721 pfh = (struct freq_hop_element *)p;
2722 len += sprintf(buf + len, "Hop dwell = %d Kus\n",
2723 pfh->dwell_time[0] + 256 * pfh->dwell_time[1]);
2724 len += sprintf(buf + len, "Hop set = %d \n", pfh->hop_set);
2725 len += sprintf(buf + len, "Hop pattern = %d \n", pfh->hop_pattern);
2726 len += sprintf(buf + len, "Hop index = %d \n", pfh->hop_index);
2730 len += sprintf(buf + len, "Parse beacon failed at FH param element\n");
2734 len += sprintf(buf + len, "No beacons received\n");
2740 /*===========================================================================*/
2741 static int build_auth_frame(ray_dev_t *local, UCHAR *dest, int auth_type)
2744 struct ccs __iomem *pccs;
2745 struct tx_msg __iomem *ptx;
2748 /* If no tx buffers available, return */
2749 if ((ccsindex = get_free_tx_ccs(local)) < 0)
2751 DEBUG(1,"ray_cs send authenticate - No free tx ccs\n");
2755 pccs = ccs_base(local) + ccsindex;
2757 /* Address in card space */
2758 addr = TX_BUF_BASE + (ccsindex << 11);
2759 /* fill in the CCS */
2760 writeb(CCS_TX_REQUEST, &pccs->cmd);
2761 writeb(addr >> 8, pccs->var.tx_request.tx_data_ptr);
2762 writeb(0x20, pccs->var.tx_request.tx_data_ptr + 1);
2763 writeb(TX_AUTHENTICATE_LENGTH_MSB, pccs->var.tx_request.tx_data_length);
2764 writeb(TX_AUTHENTICATE_LENGTH_LSB,pccs->var.tx_request.tx_data_length + 1);
2765 writeb(0, &pccs->var.tx_request.pow_sav_mode);
2767 ptx = local->sram + addr;
2768 /* fill in the mac header */
2769 writeb(PROTOCOL_VER | AUTHENTIC_TYPE, &ptx->mac.frame_ctl_1);
2770 writeb(0, &ptx->mac.frame_ctl_2);
2772 memcpy_toio(ptx->mac.addr_1, dest, ADDRLEN);
2773 memcpy_toio(ptx->mac.addr_2, local->sparm.b4.a_mac_addr, ADDRLEN);
2774 memcpy_toio(ptx->mac.addr_3, local->bss_id, ADDRLEN);
2776 /* Fill in msg body with protocol 00 00, sequence 01 00 ,status 00 00 */
2777 memset_io(ptx->var, 0, 6);
2778 writeb(auth_type & 0xff, ptx->var + 2);
2780 /* Interrupt the firmware to process the command */
2781 if (interrupt_ecf(local, ccsindex)) {
2782 DEBUG(1,"ray_cs send authentication request failed - ECF not ready for intr\n");
2783 writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status);
2787 } /* End build_auth_frame */
2789 /*===========================================================================*/
2790 #ifdef CONFIG_PROC_FS
2791 static void raycs_write(const char *name, write_proc_t *w, void *data)
2793 struct proc_dir_entry * entry = create_proc_entry(name, S_IFREG | S_IWUSR, NULL);
2795 entry->write_proc = w;
2800 static int write_essid(struct file *file, const char __user *buffer, unsigned long count, void *data)
2802 static char proc_essid[33];
2807 memset(proc_essid, 0, 33);
2808 if (copy_from_user(proc_essid, buffer, len))
2814 static int write_int(struct file *file, const char __user *buffer, unsigned long count, void *data)
2816 static char proc_number[10];
2825 if (copy_from_user(proc_number, buffer, count))
2831 unsigned int c = *p - '0';
2842 static struct pcmcia_device_id ray_ids[] = {
2843 PCMCIA_DEVICE_MANF_CARD(0x01a6, 0x0000),
2846 MODULE_DEVICE_TABLE(pcmcia, ray_ids);
2848 static struct pcmcia_driver ray_driver = {
2849 .owner = THIS_MODULE,
2853 .probe = ray_attach,
2854 .remove = ray_detach,
2855 .id_table = ray_ids,
2856 .suspend = ray_suspend,
2857 .resume = ray_resume,
2860 static int __init init_ray_cs(void)
2864 DEBUG(1, "%s\n", rcsid);
2865 rc = pcmcia_register_driver(&ray_driver);
2866 DEBUG(1, "raylink init_module register_pcmcia_driver returns 0x%x\n",rc);
2868 #ifdef CONFIG_PROC_FS
2869 proc_mkdir("driver/ray_cs", NULL);
2871 create_proc_info_entry("driver/ray_cs/ray_cs", 0, NULL, &ray_cs_proc_read);
2872 raycs_write("driver/ray_cs/essid", write_essid, NULL);
2873 raycs_write("driver/ray_cs/net_type", write_int, &net_type);
2874 raycs_write("driver/ray_cs/translate", write_int, &translate);
2876 if (translate != 0) translate = 1;
2880 /*===========================================================================*/
2882 static void __exit exit_ray_cs(void)
2884 DEBUG(0, "ray_cs: cleanup_module\n");
2886 #ifdef CONFIG_PROC_FS
2887 remove_proc_entry("driver/ray_cs/ray_cs", NULL);
2888 remove_proc_entry("driver/ray_cs/essid", NULL);
2889 remove_proc_entry("driver/ray_cs/net_type", NULL);
2890 remove_proc_entry("driver/ray_cs/translate", NULL);
2891 remove_proc_entry("driver/ray_cs", NULL);
2894 pcmcia_unregister_driver(&ray_driver);
2897 module_init(init_ray_cs);
2898 module_exit(exit_ray_cs);
2900 /*===========================================================================*/