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/seq_file.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>
48 #include <linux/ieee80211.h>
50 #include <pcmcia/cs_types.h>
51 #include <pcmcia/cs.h>
52 #include <pcmcia/cistpl.h>
53 #include <pcmcia/cisreg.h>
54 #include <pcmcia/ds.h>
55 #include <pcmcia/mem_op.h>
57 #include <linux/wireless.h>
58 #include <net/iw_handler.h>
61 #include <asm/system.h>
62 #include <asm/byteorder.h>
63 #include <asm/uaccess.h>
65 /* Warning : these stuff will slow down the driver... */
66 #define WIRELESS_SPY /* Enable spying addresses */
67 /* Definitions we need for spy */
68 typedef struct iw_statistics iw_stats;
69 typedef u_char mac_addr[ETH_ALEN]; /* Hardware address */
75 /** Prototypes based on PCMCIA skeleton driver *******************************/
76 static int ray_config(struct pcmcia_device *link);
77 static void ray_release(struct pcmcia_device *link);
78 static void ray_detach(struct pcmcia_device *p_dev);
80 /***** Prototypes indicated by device structure ******************************/
81 static int ray_dev_close(struct net_device *dev);
82 static int ray_dev_config(struct net_device *dev, struct ifmap *map);
83 static struct net_device_stats *ray_get_stats(struct net_device *dev);
84 static int ray_dev_init(struct net_device *dev);
86 static const struct ethtool_ops netdev_ethtool_ops;
88 static int ray_open(struct net_device *dev);
89 static netdev_tx_t ray_dev_start_xmit(struct sk_buff *skb,
90 struct net_device *dev);
91 static void set_multicast_list(struct net_device *dev);
92 static void ray_update_multi_list(struct net_device *dev, int all);
93 static int translate_frame(ray_dev_t *local, struct tx_msg __iomem *ptx,
94 unsigned char *data, int len);
95 static void ray_build_header(ray_dev_t *local, struct tx_msg __iomem *ptx,
96 UCHAR msg_type, unsigned char *data);
97 static void untranslate(ray_dev_t *local, struct sk_buff *skb, int len);
98 static iw_stats *ray_get_wireless_stats(struct net_device *dev);
99 static const struct iw_handler_def ray_handler_def;
101 /***** Prototypes for raylink functions **************************************/
102 static int asc_to_int(char a);
103 static void authenticate(ray_dev_t *local);
104 static int build_auth_frame(ray_dev_t *local, UCHAR *dest, int auth_type);
105 static void authenticate_timeout(u_long);
106 static int get_free_ccs(ray_dev_t *local);
107 static int get_free_tx_ccs(ray_dev_t *local);
108 static void init_startup_params(ray_dev_t *local);
109 static int parse_addr(char *in_str, UCHAR *out);
110 static int ray_hw_xmit(unsigned char *data, int len, struct net_device *dev, UCHAR type);
111 static int ray_init(struct net_device *dev);
112 static int interrupt_ecf(ray_dev_t *local, int ccs);
113 static void ray_reset(struct net_device *dev);
114 static void ray_update_parm(struct net_device *dev, UCHAR objid, UCHAR *value, int len);
115 static void verify_dl_startup(u_long);
117 /* Prototypes for interrpt time functions **********************************/
118 static irqreturn_t ray_interrupt(int reg, void *dev_id);
119 static void clear_interrupt(ray_dev_t *local);
120 static void rx_deauthenticate(ray_dev_t *local, struct rcs __iomem *prcs,
121 unsigned int pkt_addr, int rx_len);
122 static int copy_from_rx_buff(ray_dev_t *local, UCHAR *dest, int pkt_addr, int len);
123 static void ray_rx(struct net_device *dev, ray_dev_t *local, struct rcs __iomem *prcs);
124 static void release_frag_chain(ray_dev_t *local, struct rcs __iomem *prcs);
125 static void rx_authenticate(ray_dev_t *local, struct rcs __iomem *prcs,
126 unsigned int pkt_addr, int rx_len);
127 static void rx_data(struct net_device *dev, struct rcs __iomem *prcs,
128 unsigned int pkt_addr, int rx_len);
129 static void associate(ray_dev_t *local);
131 /* Card command functions */
132 static int dl_startup_params(struct net_device *dev);
133 static void join_net(u_long local);
134 static void start_net(u_long local);
135 /* void start_net(ray_dev_t *local); */
137 /*===========================================================================*/
138 /* Parameters that can be set with 'insmod' */
140 /* ADHOC=0, Infrastructure=1 */
141 static int net_type = ADHOC;
143 /* Hop dwell time in Kus (1024 us units defined by 802.11) */
144 static int hop_dwell = 128;
146 /* Beacon period in Kus */
147 static int beacon_period = 256;
149 /* power save mode (0 = off, 1 = save power) */
152 /* String for network's Extended Service Set ID. 32 Characters max */
155 /* Default to encapsulation unless translation requested */
156 static int translate = 1;
158 static int country = USA;
164 /* 48 bit physical card address if overriding card's real physical
165 * address is required. Since IEEE 802.11 addresses are 48 bits
166 * like ethernet, an int can't be used, so a string is used. To
167 * allow use of addresses starting with a decimal digit, the first
168 * character must be a letter and will be ignored. This letter is
169 * followed by up to 12 hex digits which are the address. If less
170 * than 12 digits are used, the address will be left filled with 0's.
171 * Note that bit 0 of the first byte is the broadcast bit, and evil
172 * things will happen if it is not 0 in a card address.
174 static char *phy_addr = NULL;
177 /* A struct pcmcia_device structure has fields for most things that are needed
178 to keep track of a socket, but there will usually be some device
179 specific information that also needs to be kept track of. The
180 'priv' pointer in a struct pcmcia_device structure can be used to point to
181 a device-specific private data structure, like this.
183 static unsigned int ray_mem_speed = 500;
185 /* WARNING: THIS DRIVER IS NOT CAPABLE OF HANDLING MULTIPLE DEVICES! */
186 static struct pcmcia_device *this_device = NULL;
188 MODULE_AUTHOR("Corey Thomas <corey@world.std.com>");
189 MODULE_DESCRIPTION("Raylink/WebGear wireless LAN driver");
190 MODULE_LICENSE("GPL");
192 module_param(net_type, int, 0);
193 module_param(hop_dwell, int, 0);
194 module_param(beacon_period, int, 0);
195 module_param(psm, int, 0);
196 module_param(essid, charp, 0);
197 module_param(translate, int, 0);
198 module_param(country, int, 0);
199 module_param(sniffer, int, 0);
200 module_param(bc, int, 0);
201 module_param(phy_addr, charp, 0);
202 module_param(ray_mem_speed, int, 0);
204 static UCHAR b5_default_startup_parms[] = {
205 0, 0, /* Adhoc station */
206 'L', 'I', 'N', 'U', 'X', 0, 0, 0, /* 32 char ESSID */
207 0, 0, 0, 0, 0, 0, 0, 0,
208 0, 0, 0, 0, 0, 0, 0, 0,
209 0, 0, 0, 0, 0, 0, 0, 0,
210 1, 0, /* Active scan, CA Mode */
211 0, 0, 0, 0, 0, 0, /* No default MAC addr */
212 0x7f, 0xff, /* Frag threshold */
213 0x00, 0x80, /* Hop time 128 Kus */
214 0x01, 0x00, /* Beacon period 256 Kus */
215 0x01, 0x07, 0xa3, /* DTIM, retries, ack timeout */
216 0x1d, 0x82, 0x4e, /* SIFS, DIFS, PIFS */
217 0x7f, 0xff, /* RTS threshold */
218 0x04, 0xe2, 0x38, 0xA4, /* scan_dwell, max_scan_dwell */
219 0x05, /* assoc resp timeout thresh */
220 0x08, 0x02, 0x08, /* adhoc, infra, super cycle max */
221 0, /* Promiscuous mode */
222 0x0c, 0x0bd, /* Unique word */
223 0x32, /* Slot time */
224 0xff, 0xff, /* roam-low snr, low snr count */
225 0x05, 0xff, /* Infra, adhoc missed bcn thresh */
226 0x01, 0x0b, 0x4f, /* USA, hop pattern, hop pat length */
227 /* b4 - b5 differences start here */
228 0x00, 0x3f, /* CW max */
229 0x00, 0x0f, /* CW min */
230 0x04, 0x08, /* Noise gain, limit offset */
231 0x28, 0x28, /* det rssi, med busy offsets */
232 7, /* det sync thresh */
233 0, 2, 2, /* test mode, min, max */
234 0, /* allow broadcast SSID probe resp */
235 0, 0, /* privacy must start, can join */
236 2, 0, 0, 0, 0, 0, 0, 0 /* basic rate set */
239 static UCHAR b4_default_startup_parms[] = {
240 0, 0, /* Adhoc station */
241 'L', 'I', 'N', 'U', 'X', 0, 0, 0, /* 32 char ESSID */
242 0, 0, 0, 0, 0, 0, 0, 0,
243 0, 0, 0, 0, 0, 0, 0, 0,
244 0, 0, 0, 0, 0, 0, 0, 0,
245 1, 0, /* Active scan, CA Mode */
246 0, 0, 0, 0, 0, 0, /* No default MAC addr */
247 0x7f, 0xff, /* Frag threshold */
248 0x02, 0x00, /* Hop time */
249 0x00, 0x01, /* Beacon period */
250 0x01, 0x07, 0xa3, /* DTIM, retries, ack timeout */
251 0x1d, 0x82, 0xce, /* SIFS, DIFS, PIFS */
252 0x7f, 0xff, /* RTS threshold */
253 0xfb, 0x1e, 0xc7, 0x5c, /* scan_dwell, max_scan_dwell */
254 0x05, /* assoc resp timeout thresh */
255 0x04, 0x02, 0x4, /* adhoc, infra, super cycle max */
256 0, /* Promiscuous mode */
257 0x0c, 0x0bd, /* Unique word */
258 0x4e, /* Slot time (TBD seems wrong) */
259 0xff, 0xff, /* roam-low snr, low snr count */
260 0x05, 0xff, /* Infra, adhoc missed bcn thresh */
261 0x01, 0x0b, 0x4e, /* USA, hop pattern, hop pat length */
262 /* b4 - b5 differences start here */
263 0x3f, 0x0f, /* CW max, min */
264 0x04, 0x08, /* Noise gain, limit offset */
265 0x28, 0x28, /* det rssi, med busy offsets */
266 7, /* det sync thresh */
267 0, 2, 2 /* test mode, min, max */
270 /*===========================================================================*/
271 static unsigned char eth2_llc[] = { 0xaa, 0xaa, 3, 0, 0, 0 };
273 static char hop_pattern_length[] = { 1,
274 USA_HOP_MOD, EUROPE_HOP_MOD,
275 JAPAN_HOP_MOD, KOREA_HOP_MOD,
276 SPAIN_HOP_MOD, FRANCE_HOP_MOD,
277 ISRAEL_HOP_MOD, AUSTRALIA_HOP_MOD,
281 static char rcsid[] =
282 "Raylink/WebGear wireless LAN - Corey <Thomas corey@world.std.com>";
284 static const struct net_device_ops ray_netdev_ops = {
285 .ndo_init = ray_dev_init,
286 .ndo_open = ray_open,
287 .ndo_stop = ray_dev_close,
288 .ndo_start_xmit = ray_dev_start_xmit,
289 .ndo_set_config = ray_dev_config,
290 .ndo_get_stats = ray_get_stats,
291 .ndo_set_multicast_list = set_multicast_list,
292 .ndo_change_mtu = eth_change_mtu,
293 .ndo_set_mac_address = eth_mac_addr,
294 .ndo_validate_addr = eth_validate_addr,
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 dev_dbg(&p_dev->dev, "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_DYNAMIC_SHARING | 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 dev_dbg(&p_dev->dev, "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->netdev_ops = &ray_netdev_ops;
347 SET_ETHTOOL_OPS(dev, &netdev_ethtool_ops);
348 dev->wireless_handlers = &ray_handler_def;
350 local->wireless_data.spy_data = &local->spy_data;
351 dev->wireless_data = &local->wireless_data;
352 #endif /* WIRELESS_SPY */
355 dev_dbg(&p_dev->dev, "ray_cs ray_attach calling ether_setup.)\n");
356 netif_stop_queue(dev);
358 init_timer(&local->timer);
361 return ray_config(p_dev);
367 /*=============================================================================
368 This deletes a driver "instance". The device is de-registered
369 with Card Services. If it has been released, all local data
370 structures are freed. Otherwise, the structures will be freed
371 when the device is released.
372 =============================================================================*/
373 static void ray_detach(struct pcmcia_device *link)
375 struct net_device *dev;
378 dev_dbg(&link->dev, "ray_detach\n");
385 local = netdev_priv(dev);
386 del_timer(&local->timer);
390 unregister_netdev(dev);
393 dev_dbg(&link->dev, "ray_cs ray_detach ending\n");
396 /*=============================================================================
397 ray_config() is run after a CARD_INSERTION event
398 is received, to configure the PCMCIA socket, and to make the
399 ethernet device available to the system.
400 =============================================================================*/
401 #define MAX_TUPLE_SIZE 128
402 static int ray_config(struct pcmcia_device *link)
408 struct net_device *dev = (struct net_device *)link->priv;
409 ray_dev_t *local = netdev_priv(dev);
411 dev_dbg(&link->dev, "ray_config\n");
413 /* Determine card type and firmware version */
414 printk(KERN_INFO "ray_cs Detected: %s%s%s%s\n",
415 link->prod_id[0] ? link->prod_id[0] : " ",
416 link->prod_id[1] ? link->prod_id[1] : " ",
417 link->prod_id[2] ? link->prod_id[2] : " ",
418 link->prod_id[3] ? link->prod_id[3] : " ");
420 /* Now allocate an interrupt line. Note that this does not
421 actually assign a handler to the interrupt.
423 ret = pcmcia_request_irq(link, &link->irq);
426 dev->irq = link->irq.AssignedIRQ;
428 /* This actually configures the PCMCIA socket -- setting up
429 the I/O windows and the interrupt mapping.
431 ret = pcmcia_request_configuration(link, &link->conf);
435 /*** Set up 32k window for shared memory (transmit and control) ************/
437 WIN_DATA_WIDTH_8 | WIN_MEMORY_TYPE_CM | WIN_ENABLE | WIN_USE_WAIT;
440 req.AccessSpeed = ray_mem_speed;
441 ret = pcmcia_request_window(&link, &req, &link->win);
444 mem.CardOffset = 0x0000;
446 ret = pcmcia_map_mem_page(link, link->win, &mem);
449 local->sram = ioremap(req.Base, req.Size);
451 /*** Set up 16k window for shared memory (receive buffer) ***************/
453 WIN_DATA_WIDTH_8 | WIN_MEMORY_TYPE_CM | WIN_ENABLE | WIN_USE_WAIT;
456 req.AccessSpeed = ray_mem_speed;
457 ret = pcmcia_request_window(&link, &req, &local->rmem_handle);
460 mem.CardOffset = 0x8000;
462 ret = pcmcia_map_mem_page(link, local->rmem_handle, &mem);
465 local->rmem = ioremap(req.Base, req.Size);
467 /*** Set up window for attribute memory ***********************************/
469 WIN_DATA_WIDTH_8 | WIN_MEMORY_TYPE_AM | WIN_ENABLE | WIN_USE_WAIT;
472 req.AccessSpeed = ray_mem_speed;
473 ret = pcmcia_request_window(&link, &req, &local->amem_handle);
476 mem.CardOffset = 0x0000;
478 ret = pcmcia_map_mem_page(link, local->amem_handle, &mem);
481 local->amem = ioremap(req.Base, req.Size);
483 dev_dbg(&link->dev, "ray_config sram=%p\n", local->sram);
484 dev_dbg(&link->dev, "ray_config rmem=%p\n", local->rmem);
485 dev_dbg(&link->dev, "ray_config amem=%p\n", local->amem);
486 if (ray_init(dev) < 0) {
491 SET_NETDEV_DEV(dev, &handle_to_dev(link));
492 i = register_netdev(dev);
494 printk("ray_config register_netdev() failed\n");
499 strcpy(local->node.dev_name, dev->name);
500 link->dev_node = &local->node;
502 printk(KERN_INFO "%s: RayLink, irq %d, hw_addr %pM\n",
503 dev->name, dev->irq, dev->dev_addr);
512 static inline struct ccs __iomem *ccs_base(ray_dev_t *dev)
514 return dev->sram + CCS_BASE;
517 static inline struct rcs __iomem *rcs_base(ray_dev_t *dev)
520 * This looks nonsensical, since there is a separate
521 * RCS_BASE. But the difference between a "struct rcs"
522 * and a "struct ccs" ends up being in the _index_ off
523 * the base, so the base pointer is the same for both
526 return dev->sram + CCS_BASE;
529 /*===========================================================================*/
530 static int ray_init(struct net_device *dev)
534 struct ccs __iomem *pccs;
535 ray_dev_t *local = netdev_priv(dev);
536 struct pcmcia_device *link = local->finder;
537 dev_dbg(&link->dev, "ray_init(0x%p)\n", dev);
538 if (!(pcmcia_dev_present(link))) {
539 dev_dbg(&link->dev, "ray_init - device not present\n");
543 local->net_type = net_type;
544 local->sta_type = TYPE_STA;
546 /* Copy the startup results to local memory */
547 memcpy_fromio(&local->startup_res, local->sram + ECF_TO_HOST_BASE,
548 sizeof(struct startup_res_6));
550 /* Check Power up test status and get mac address from card */
551 if (local->startup_res.startup_word != 0x80) {
552 printk(KERN_INFO "ray_init ERROR card status = %2x\n",
553 local->startup_res.startup_word);
554 local->card_status = CARD_INIT_ERROR;
558 local->fw_ver = local->startup_res.firmware_version[0];
559 local->fw_bld = local->startup_res.firmware_version[1];
560 local->fw_var = local->startup_res.firmware_version[2];
561 dev_dbg(&link->dev, "ray_init firmware version %d.%d \n", local->fw_ver,
564 local->tib_length = 0x20;
565 if ((local->fw_ver == 5) && (local->fw_bld >= 30))
566 local->tib_length = local->startup_res.tib_length;
567 dev_dbg(&link->dev, "ray_init tib_length = 0x%02x\n", local->tib_length);
568 /* Initialize CCS's to buffer free state */
569 pccs = ccs_base(local);
570 for (i = 0; i < NUMBER_OF_CCS; i++) {
571 writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status);
573 init_startup_params(local);
575 /* copy mac address to startup parameters */
576 if (parse_addr(phy_addr, local->sparm.b4.a_mac_addr)) {
577 p = local->sparm.b4.a_mac_addr;
579 memcpy(&local->sparm.b4.a_mac_addr,
580 &local->startup_res.station_addr, ADDRLEN);
581 p = local->sparm.b4.a_mac_addr;
584 clear_interrupt(local); /* Clear any interrupt from the card */
585 local->card_status = CARD_AWAITING_PARAM;
586 dev_dbg(&link->dev, "ray_init ending\n");
590 /*===========================================================================*/
591 /* Download startup parameters to the card and command it to read them */
592 static int dl_startup_params(struct net_device *dev)
595 ray_dev_t *local = netdev_priv(dev);
596 struct ccs __iomem *pccs;
597 struct pcmcia_device *link = local->finder;
599 dev_dbg(&link->dev, "dl_startup_params entered\n");
600 if (!(pcmcia_dev_present(link))) {
601 dev_dbg(&link->dev, "ray_cs dl_startup_params - device not present\n");
605 /* Copy parameters to host to ECF area */
606 if (local->fw_ver == 0x55)
607 memcpy_toio(local->sram + HOST_TO_ECF_BASE, &local->sparm.b4,
608 sizeof(struct b4_startup_params));
610 memcpy_toio(local->sram + HOST_TO_ECF_BASE, &local->sparm.b5,
611 sizeof(struct b5_startup_params));
613 /* Fill in the CCS fields for the ECF */
614 if ((ccsindex = get_free_ccs(local)) < 0)
616 local->dl_param_ccs = ccsindex;
617 pccs = ccs_base(local) + ccsindex;
618 writeb(CCS_DOWNLOAD_STARTUP_PARAMS, &pccs->cmd);
619 dev_dbg(&link->dev, "dl_startup_params start ccsindex = %d\n",
620 local->dl_param_ccs);
621 /* Interrupt the firmware to process the command */
622 if (interrupt_ecf(local, ccsindex)) {
623 printk(KERN_INFO "ray dl_startup_params failed - "
624 "ECF not ready for intr\n");
625 local->card_status = CARD_DL_PARAM_ERROR;
626 writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status);
629 local->card_status = CARD_DL_PARAM;
630 /* Start kernel timer to wait for dl startup to complete. */
631 local->timer.expires = jiffies + HZ / 2;
632 local->timer.data = (long)local;
633 local->timer.function = &verify_dl_startup;
634 add_timer(&local->timer);
636 "ray_cs dl_startup_params started timer for verify_dl_startup\n");
638 } /* dl_startup_params */
640 /*===========================================================================*/
641 static void init_startup_params(ray_dev_t *local)
645 if (country > JAPAN_TEST)
647 else if (country < USA)
649 /* structure for hop time and beacon period is defined here using
650 * New 802.11D6.1 format. Card firmware is still using old format
653 * a_hop_time ms byte a_hop_time ms byte
654 * a_hop_time 2s byte a_hop_time ls byte
655 * a_hop_time ls byte a_beacon_period ms byte
656 * a_beacon_period a_beacon_period ls byte
658 * a_hop_time = uS a_hop_time = KuS
659 * a_beacon_period = hops a_beacon_period = KuS
660 *//* 64ms = 010000 */
661 if (local->fw_ver == 0x55) {
662 memcpy((UCHAR *) &local->sparm.b4, b4_default_startup_parms,
663 sizeof(struct b4_startup_params));
664 /* Translate sane kus input values to old build 4/5 format */
665 /* i = hop time in uS truncated to 3 bytes */
666 i = (hop_dwell * 1024) & 0xffffff;
667 local->sparm.b4.a_hop_time[0] = (i >> 16) & 0xff;
668 local->sparm.b4.a_hop_time[1] = (i >> 8) & 0xff;
669 local->sparm.b4.a_beacon_period[0] = 0;
670 local->sparm.b4.a_beacon_period[1] =
671 ((beacon_period / hop_dwell) - 1) & 0xff;
672 local->sparm.b4.a_curr_country_code = country;
673 local->sparm.b4.a_hop_pattern_length =
674 hop_pattern_length[(int)country] - 1;
676 local->sparm.b4.a_ack_timeout = 0x50;
677 local->sparm.b4.a_sifs = 0x3f;
679 } else { /* Version 5 uses real kus values */
680 memcpy((UCHAR *) &local->sparm.b5, b5_default_startup_parms,
681 sizeof(struct b5_startup_params));
683 local->sparm.b5.a_hop_time[0] = (hop_dwell >> 8) & 0xff;
684 local->sparm.b5.a_hop_time[1] = hop_dwell & 0xff;
685 local->sparm.b5.a_beacon_period[0] =
686 (beacon_period >> 8) & 0xff;
687 local->sparm.b5.a_beacon_period[1] = beacon_period & 0xff;
689 local->sparm.b5.a_power_mgt_state = 1;
690 local->sparm.b5.a_curr_country_code = country;
691 local->sparm.b5.a_hop_pattern_length =
692 hop_pattern_length[(int)country];
695 local->sparm.b4.a_network_type = net_type & 0x01;
696 local->sparm.b4.a_acting_as_ap_status = TYPE_STA;
699 strncpy(local->sparm.b4.a_current_ess_id, essid, ESSID_SIZE);
700 } /* init_startup_params */
702 /*===========================================================================*/
703 static void verify_dl_startup(u_long data)
705 ray_dev_t *local = (ray_dev_t *) data;
706 struct ccs __iomem *pccs = ccs_base(local) + local->dl_param_ccs;
708 struct pcmcia_device *link = local->finder;
710 if (!(pcmcia_dev_present(link))) {
711 dev_dbg(&link->dev, "ray_cs verify_dl_startup - device not present\n");
718 "verify_dl_startup parameters sent via ccs %d:\n",
719 local->dl_param_ccs);
720 for (i = 0; i < sizeof(struct b5_startup_params); i++) {
722 (unsigned int)readb(local->sram +
723 HOST_TO_ECF_BASE + i));
729 status = readb(&pccs->buffer_status);
730 if (status != CCS_BUFFER_FREE) {
732 "Download startup params failed. Status = %d\n",
734 local->card_status = CARD_DL_PARAM_ERROR;
737 if (local->sparm.b4.a_network_type == ADHOC)
738 start_net((u_long) local);
740 join_net((u_long) local);
743 } /* end verify_dl_startup */
745 /*===========================================================================*/
746 /* Command card to start a network */
747 static void start_net(u_long data)
749 ray_dev_t *local = (ray_dev_t *) data;
750 struct ccs __iomem *pccs;
752 struct pcmcia_device *link = local->finder;
753 if (!(pcmcia_dev_present(link))) {
754 dev_dbg(&link->dev, "ray_cs start_net - device not present\n");
757 /* Fill in the CCS fields for the ECF */
758 if ((ccsindex = get_free_ccs(local)) < 0)
760 pccs = ccs_base(local) + ccsindex;
761 writeb(CCS_START_NETWORK, &pccs->cmd);
762 writeb(0, &pccs->var.start_network.update_param);
763 /* Interrupt the firmware to process the command */
764 if (interrupt_ecf(local, ccsindex)) {
765 dev_dbg(&link->dev, "ray start net failed - card not ready for intr\n");
766 writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status);
769 local->card_status = CARD_DOING_ACQ;
771 } /* end start_net */
773 /*===========================================================================*/
774 /* Command card to join a network */
775 static void join_net(u_long data)
777 ray_dev_t *local = (ray_dev_t *) data;
779 struct ccs __iomem *pccs;
781 struct pcmcia_device *link = local->finder;
783 if (!(pcmcia_dev_present(link))) {
784 dev_dbg(&link->dev, "ray_cs join_net - device not present\n");
787 /* Fill in the CCS fields for the ECF */
788 if ((ccsindex = get_free_ccs(local)) < 0)
790 pccs = ccs_base(local) + ccsindex;
791 writeb(CCS_JOIN_NETWORK, &pccs->cmd);
792 writeb(0, &pccs->var.join_network.update_param);
793 writeb(0, &pccs->var.join_network.net_initiated);
794 /* Interrupt the firmware to process the command */
795 if (interrupt_ecf(local, ccsindex)) {
796 dev_dbg(&link->dev, "ray join net failed - card not ready for intr\n");
797 writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status);
800 local->card_status = CARD_DOING_ACQ;
804 /*============================================================================
805 After a card is removed, ray_release() will unregister the net
806 device, and release the PCMCIA configuration. If the device is
807 still open, this will be postponed until it is closed.
808 =============================================================================*/
809 static void ray_release(struct pcmcia_device *link)
811 struct net_device *dev = link->priv;
812 ray_dev_t *local = netdev_priv(dev);
815 dev_dbg(&link->dev, "ray_release\n");
817 del_timer(&local->timer);
819 iounmap(local->sram);
820 iounmap(local->rmem);
821 iounmap(local->amem);
822 /* Do bother checking to see if these succeed or not */
823 i = pcmcia_release_window(link, local->amem_handle);
825 dev_dbg(&link->dev, "ReleaseWindow(local->amem) ret = %x\n", i);
826 i = pcmcia_release_window(link, local->rmem_handle);
828 dev_dbg(&link->dev, "ReleaseWindow(local->rmem) ret = %x\n", i);
829 pcmcia_disable_device(link);
831 dev_dbg(&link->dev, "ray_release ending\n");
834 static int ray_suspend(struct pcmcia_device *link)
836 struct net_device *dev = link->priv;
839 netif_device_detach(dev);
844 static int ray_resume(struct pcmcia_device *link)
846 struct net_device *dev = link->priv;
850 netif_device_attach(dev);
856 /*===========================================================================*/
857 static int ray_dev_init(struct net_device *dev)
859 #ifdef RAY_IMMEDIATE_INIT
861 #endif /* RAY_IMMEDIATE_INIT */
862 ray_dev_t *local = netdev_priv(dev);
863 struct pcmcia_device *link = local->finder;
865 dev_dbg(&link->dev, "ray_dev_init(dev=%p)\n", dev);
866 if (!(pcmcia_dev_present(link))) {
867 dev_dbg(&link->dev, "ray_dev_init - device not present\n");
870 #ifdef RAY_IMMEDIATE_INIT
871 /* Download startup parameters */
872 if ((i = dl_startup_params(dev)) < 0) {
873 printk(KERN_INFO "ray_dev_init dl_startup_params failed - "
874 "returns 0x%x\n", i);
877 #else /* RAY_IMMEDIATE_INIT */
878 /* Postpone the card init so that we can still configure the card,
879 * for example using the Wireless Extensions. The init will happen
880 * in ray_open() - Jean II */
882 "ray_dev_init: postponing card init to ray_open() ; Status = %d\n",
884 #endif /* RAY_IMMEDIATE_INIT */
886 /* copy mac and broadcast addresses to linux device */
887 memcpy(dev->dev_addr, &local->sparm.b4.a_mac_addr, ADDRLEN);
888 memset(dev->broadcast, 0xff, ETH_ALEN);
890 dev_dbg(&link->dev, "ray_dev_init ending\n");
894 /*===========================================================================*/
895 static int ray_dev_config(struct net_device *dev, struct ifmap *map)
897 ray_dev_t *local = netdev_priv(dev);
898 struct pcmcia_device *link = local->finder;
899 /* Dummy routine to satisfy device structure */
900 dev_dbg(&link->dev, "ray_dev_config(dev=%p,ifmap=%p)\n", dev, map);
901 if (!(pcmcia_dev_present(link))) {
902 dev_dbg(&link->dev, "ray_dev_config - device not present\n");
909 /*===========================================================================*/
910 static netdev_tx_t ray_dev_start_xmit(struct sk_buff *skb,
911 struct net_device *dev)
913 ray_dev_t *local = netdev_priv(dev);
914 struct pcmcia_device *link = local->finder;
915 short length = skb->len;
917 if (!pcmcia_dev_present(link)) {
918 dev_dbg(&link->dev, "ray_dev_start_xmit - device not present\n");
923 dev_dbg(&link->dev, "ray_dev_start_xmit(skb=%p, dev=%p)\n", skb, dev);
924 if (local->authentication_state == NEED_TO_AUTH) {
925 dev_dbg(&link->dev, "ray_cs Sending authentication request.\n");
926 if (!build_auth_frame(local, local->auth_id, OPEN_AUTH_REQUEST)) {
927 local->authentication_state = AUTHENTICATED;
928 netif_stop_queue(dev);
929 return NETDEV_TX_BUSY;
933 if (length < ETH_ZLEN) {
934 if (skb_padto(skb, ETH_ZLEN))
938 switch (ray_hw_xmit(skb->data, length, dev, DATA_TYPE)) {
941 netif_stop_queue(dev);
942 return NETDEV_TX_BUSY;
947 dev->trans_start = jiffies;
952 } /* ray_dev_start_xmit */
954 /*===========================================================================*/
955 static int ray_hw_xmit(unsigned char *data, int len, struct net_device *dev,
958 ray_dev_t *local = netdev_priv(dev);
959 struct ccs __iomem *pccs;
962 struct tx_msg __iomem *ptx; /* Address of xmit buffer in PC space */
963 short int addr; /* Address of xmit buffer in card space */
965 pr_debug("ray_hw_xmit(data=%p, len=%d, dev=%p)\n", data, len, dev);
966 if (len + TX_HEADER_LENGTH > TX_BUF_SIZE) {
967 printk(KERN_INFO "ray_hw_xmit packet too large: %d bytes\n",
971 switch (ccsindex = get_free_tx_ccs(local)) {
973 pr_debug("ray_hw_xmit tx_ccs table busy\n");
975 pr_debug("ray_hw_xmit No free tx ccs\n");
977 netif_stop_queue(dev);
982 addr = TX_BUF_BASE + (ccsindex << 11);
984 if (msg_type == DATA_TYPE) {
985 local->stats.tx_bytes += len;
986 local->stats.tx_packets++;
989 ptx = local->sram + addr;
991 ray_build_header(local, ptx, msg_type, data);
993 offset = translate_frame(local, ptx, data, len);
994 } else { /* Encapsulate frame */
995 /* TBD TIB length will move address of ptx->var */
996 memcpy_toio(&ptx->var, data, len);
1000 /* fill in the CCS */
1001 pccs = ccs_base(local) + ccsindex;
1002 len += TX_HEADER_LENGTH + offset;
1003 writeb(CCS_TX_REQUEST, &pccs->cmd);
1004 writeb(addr >> 8, &pccs->var.tx_request.tx_data_ptr[0]);
1005 writeb(local->tib_length, &pccs->var.tx_request.tx_data_ptr[1]);
1006 writeb(len >> 8, &pccs->var.tx_request.tx_data_length[0]);
1007 writeb(len & 0xff, &pccs->var.tx_request.tx_data_length[1]);
1008 /* TBD still need psm_cam? */
1009 writeb(PSM_CAM, &pccs->var.tx_request.pow_sav_mode);
1010 writeb(local->net_default_tx_rate, &pccs->var.tx_request.tx_rate);
1011 writeb(0, &pccs->var.tx_request.antenna);
1012 pr_debug("ray_hw_xmit default_tx_rate = 0x%x\n",
1013 local->net_default_tx_rate);
1015 /* Interrupt the firmware to process the command */
1016 if (interrupt_ecf(local, ccsindex)) {
1017 pr_debug("ray_hw_xmit failed - ECF not ready for intr\n");
1018 /* TBD very inefficient to copy packet to buffer, and then not
1019 send it, but the alternative is to queue the messages and that
1020 won't be done for a while. Maybe set tbusy until a CCS is free?
1022 writeb(CCS_BUFFER_FREE, &pccs->buffer_status);
1023 return XMIT_NO_INTR;
1026 } /* end ray_hw_xmit */
1028 /*===========================================================================*/
1029 static int translate_frame(ray_dev_t *local, struct tx_msg __iomem *ptx,
1030 unsigned char *data, int len)
1032 __be16 proto = ((struct ethhdr *)data)->h_proto;
1033 if (ntohs(proto) >= 1536) { /* DIX II ethernet frame */
1034 pr_debug("ray_cs translate_frame DIX II\n");
1035 /* Copy LLC header to card buffer */
1036 memcpy_toio(&ptx->var, eth2_llc, sizeof(eth2_llc));
1037 memcpy_toio(((void __iomem *)&ptx->var) + sizeof(eth2_llc),
1038 (UCHAR *) &proto, 2);
1039 if (proto == htons(ETH_P_AARP) || proto == htons(ETH_P_IPX)) {
1040 /* This is the selective translation table, only 2 entries */
1042 &((struct snaphdr_t __iomem *)ptx->var)->org[3]);
1044 /* Copy body of ethernet packet without ethernet header */
1045 memcpy_toio((void __iomem *)&ptx->var +
1046 sizeof(struct snaphdr_t), data + ETH_HLEN,
1048 return (int)sizeof(struct snaphdr_t) - ETH_HLEN;
1049 } else { /* already 802 type, and proto is length */
1050 pr_debug("ray_cs translate_frame 802\n");
1051 if (proto == htons(0xffff)) { /* evil netware IPX 802.3 without LLC */
1052 pr_debug("ray_cs translate_frame evil IPX\n");
1053 memcpy_toio(&ptx->var, data + ETH_HLEN, len - ETH_HLEN);
1054 return 0 - ETH_HLEN;
1056 memcpy_toio(&ptx->var, data + ETH_HLEN, len - ETH_HLEN);
1057 return 0 - ETH_HLEN;
1059 /* TBD do other frame types */
1060 } /* end translate_frame */
1062 /*===========================================================================*/
1063 static void ray_build_header(ray_dev_t *local, struct tx_msg __iomem *ptx,
1064 UCHAR msg_type, unsigned char *data)
1066 writeb(PROTOCOL_VER | msg_type, &ptx->mac.frame_ctl_1);
1067 /*** IEEE 802.11 Address field assignments *************
1068 TODS FROMDS addr_1 addr_2 addr_3 addr_4
1069 Adhoc 0 0 dest src (terminal) BSSID N/A
1070 AP to Terminal 0 1 dest AP(BSSID) source N/A
1071 Terminal to AP 1 0 AP(BSSID) src (terminal) dest N/A
1072 AP to AP 1 1 dest AP src AP dest source
1073 *******************************************************/
1074 if (local->net_type == ADHOC) {
1075 writeb(0, &ptx->mac.frame_ctl_2);
1076 memcpy_toio(ptx->mac.addr_1, ((struct ethhdr *)data)->h_dest,
1078 memcpy_toio(ptx->mac.addr_3, local->bss_id, ADDRLEN);
1079 } else { /* infrastructure */
1081 if (local->sparm.b4.a_acting_as_ap_status) {
1082 writeb(FC2_FROM_DS, &ptx->mac.frame_ctl_2);
1083 memcpy_toio(ptx->mac.addr_1,
1084 ((struct ethhdr *)data)->h_dest, ADDRLEN);
1085 memcpy_toio(ptx->mac.addr_2, local->bss_id, 6);
1086 memcpy_toio(ptx->mac.addr_3,
1087 ((struct ethhdr *)data)->h_source, ADDRLEN);
1088 } else { /* Terminal */
1090 writeb(FC2_TO_DS, &ptx->mac.frame_ctl_2);
1091 memcpy_toio(ptx->mac.addr_1, local->bss_id, ADDRLEN);
1092 memcpy_toio(ptx->mac.addr_2,
1093 ((struct ethhdr *)data)->h_source, ADDRLEN);
1094 memcpy_toio(ptx->mac.addr_3,
1095 ((struct ethhdr *)data)->h_dest, ADDRLEN);
1098 } /* end encapsulate_frame */
1100 /*===========================================================================*/
1102 static void netdev_get_drvinfo(struct net_device *dev,
1103 struct ethtool_drvinfo *info)
1105 strcpy(info->driver, "ray_cs");
1108 static const struct ethtool_ops netdev_ethtool_ops = {
1109 .get_drvinfo = netdev_get_drvinfo,
1112 /*====================================================================*/
1114 /*------------------------------------------------------------------*/
1116 * Wireless Handler : get protocol name
1118 static int ray_get_name(struct net_device *dev,
1119 struct iw_request_info *info, char *cwrq, char *extra)
1121 strcpy(cwrq, "IEEE 802.11-FH");
1125 /*------------------------------------------------------------------*/
1127 * Wireless Handler : set frequency
1129 static int ray_set_freq(struct net_device *dev,
1130 struct iw_request_info *info,
1131 struct iw_freq *fwrq, char *extra)
1133 ray_dev_t *local = netdev_priv(dev);
1134 int err = -EINPROGRESS; /* Call commit handler */
1136 /* Reject if card is already initialised */
1137 if (local->card_status != CARD_AWAITING_PARAM)
1140 /* Setting by channel number */
1141 if ((fwrq->m > USA_HOP_MOD) || (fwrq->e > 0))
1144 local->sparm.b5.a_hop_pattern = fwrq->m;
1149 /*------------------------------------------------------------------*/
1151 * Wireless Handler : get frequency
1153 static int ray_get_freq(struct net_device *dev,
1154 struct iw_request_info *info,
1155 struct iw_freq *fwrq, char *extra)
1157 ray_dev_t *local = netdev_priv(dev);
1159 fwrq->m = local->sparm.b5.a_hop_pattern;
1164 /*------------------------------------------------------------------*/
1166 * Wireless Handler : set ESSID
1168 static int ray_set_essid(struct net_device *dev,
1169 struct iw_request_info *info,
1170 struct iw_point *dwrq, char *extra)
1172 ray_dev_t *local = netdev_priv(dev);
1174 /* Reject if card is already initialised */
1175 if (local->card_status != CARD_AWAITING_PARAM)
1178 /* Check if we asked for `any' */
1179 if (dwrq->flags == 0) {
1180 /* Corey : can you do that ? */
1183 /* Check the size of the string */
1184 if (dwrq->length > IW_ESSID_MAX_SIZE) {
1188 /* Set the ESSID in the card */
1189 memset(local->sparm.b5.a_current_ess_id, 0, IW_ESSID_MAX_SIZE);
1190 memcpy(local->sparm.b5.a_current_ess_id, extra, dwrq->length);
1193 return -EINPROGRESS; /* Call commit handler */
1196 /*------------------------------------------------------------------*/
1198 * Wireless Handler : get ESSID
1200 static int ray_get_essid(struct net_device *dev,
1201 struct iw_request_info *info,
1202 struct iw_point *dwrq, char *extra)
1204 ray_dev_t *local = netdev_priv(dev);
1206 /* Get the essid that was set */
1207 memcpy(extra, local->sparm.b5.a_current_ess_id, IW_ESSID_MAX_SIZE);
1210 dwrq->length = strlen(extra);
1211 dwrq->flags = 1; /* active */
1216 /*------------------------------------------------------------------*/
1218 * Wireless Handler : get AP address
1220 static int ray_get_wap(struct net_device *dev,
1221 struct iw_request_info *info,
1222 struct sockaddr *awrq, char *extra)
1224 ray_dev_t *local = netdev_priv(dev);
1226 memcpy(awrq->sa_data, local->bss_id, ETH_ALEN);
1227 awrq->sa_family = ARPHRD_ETHER;
1232 /*------------------------------------------------------------------*/
1234 * Wireless Handler : set Bit-Rate
1236 static int ray_set_rate(struct net_device *dev,
1237 struct iw_request_info *info,
1238 struct iw_param *vwrq, char *extra)
1240 ray_dev_t *local = netdev_priv(dev);
1242 /* Reject if card is already initialised */
1243 if (local->card_status != CARD_AWAITING_PARAM)
1246 /* Check if rate is in range */
1247 if ((vwrq->value != 1000000) && (vwrq->value != 2000000))
1250 /* Hack for 1.5 Mb/s instead of 2 Mb/s */
1251 if ((local->fw_ver == 0x55) && /* Please check */
1252 (vwrq->value == 2000000))
1253 local->net_default_tx_rate = 3;
1255 local->net_default_tx_rate = vwrq->value / 500000;
1260 /*------------------------------------------------------------------*/
1262 * Wireless Handler : get Bit-Rate
1264 static int ray_get_rate(struct net_device *dev,
1265 struct iw_request_info *info,
1266 struct iw_param *vwrq, char *extra)
1268 ray_dev_t *local = netdev_priv(dev);
1270 if (local->net_default_tx_rate == 3)
1271 vwrq->value = 2000000; /* Hum... */
1273 vwrq->value = local->net_default_tx_rate * 500000;
1274 vwrq->fixed = 0; /* We are in auto mode */
1279 /*------------------------------------------------------------------*/
1281 * Wireless Handler : set RTS threshold
1283 static int ray_set_rts(struct net_device *dev,
1284 struct iw_request_info *info,
1285 struct iw_param *vwrq, char *extra)
1287 ray_dev_t *local = netdev_priv(dev);
1288 int rthr = vwrq->value;
1290 /* Reject if card is already initialised */
1291 if (local->card_status != CARD_AWAITING_PARAM)
1294 /* if(wrq->u.rts.fixed == 0) we should complain */
1298 if ((rthr < 0) || (rthr > 2347)) /* What's the max packet size ??? */
1301 local->sparm.b5.a_rts_threshold[0] = (rthr >> 8) & 0xFF;
1302 local->sparm.b5.a_rts_threshold[1] = rthr & 0xFF;
1304 return -EINPROGRESS; /* Call commit handler */
1307 /*------------------------------------------------------------------*/
1309 * Wireless Handler : get RTS threshold
1311 static int ray_get_rts(struct net_device *dev,
1312 struct iw_request_info *info,
1313 struct iw_param *vwrq, char *extra)
1315 ray_dev_t *local = netdev_priv(dev);
1317 vwrq->value = (local->sparm.b5.a_rts_threshold[0] << 8)
1318 + local->sparm.b5.a_rts_threshold[1];
1319 vwrq->disabled = (vwrq->value == 32767);
1325 /*------------------------------------------------------------------*/
1327 * Wireless Handler : set Fragmentation threshold
1329 static int ray_set_frag(struct net_device *dev,
1330 struct iw_request_info *info,
1331 struct iw_param *vwrq, char *extra)
1333 ray_dev_t *local = netdev_priv(dev);
1334 int fthr = vwrq->value;
1336 /* Reject if card is already initialised */
1337 if (local->card_status != CARD_AWAITING_PARAM)
1340 /* if(wrq->u.frag.fixed == 0) should complain */
1344 if ((fthr < 256) || (fthr > 2347)) /* To check out ! */
1347 local->sparm.b5.a_frag_threshold[0] = (fthr >> 8) & 0xFF;
1348 local->sparm.b5.a_frag_threshold[1] = fthr & 0xFF;
1350 return -EINPROGRESS; /* Call commit handler */
1353 /*------------------------------------------------------------------*/
1355 * Wireless Handler : get Fragmentation threshold
1357 static int ray_get_frag(struct net_device *dev,
1358 struct iw_request_info *info,
1359 struct iw_param *vwrq, char *extra)
1361 ray_dev_t *local = netdev_priv(dev);
1363 vwrq->value = (local->sparm.b5.a_frag_threshold[0] << 8)
1364 + local->sparm.b5.a_frag_threshold[1];
1365 vwrq->disabled = (vwrq->value == 32767);
1371 /*------------------------------------------------------------------*/
1373 * Wireless Handler : set Mode of Operation
1375 static int ray_set_mode(struct net_device *dev,
1376 struct iw_request_info *info, __u32 *uwrq, char *extra)
1378 ray_dev_t *local = netdev_priv(dev);
1379 int err = -EINPROGRESS; /* Call commit handler */
1382 /* Reject if card is already initialised */
1383 if (local->card_status != CARD_AWAITING_PARAM)
1391 local->sparm.b5.a_network_type = card_mode;
1400 /*------------------------------------------------------------------*/
1402 * Wireless Handler : get Mode of Operation
1404 static int ray_get_mode(struct net_device *dev,
1405 struct iw_request_info *info, __u32 *uwrq, char *extra)
1407 ray_dev_t *local = netdev_priv(dev);
1409 if (local->sparm.b5.a_network_type)
1410 *uwrq = IW_MODE_INFRA;
1412 *uwrq = IW_MODE_ADHOC;
1417 /*------------------------------------------------------------------*/
1419 * Wireless Handler : get range info
1421 static int ray_get_range(struct net_device *dev,
1422 struct iw_request_info *info,
1423 struct iw_point *dwrq, char *extra)
1425 struct iw_range *range = (struct iw_range *)extra;
1427 memset((char *)range, 0, sizeof(struct iw_range));
1429 /* Set the length (very important for backward compatibility) */
1430 dwrq->length = sizeof(struct iw_range);
1432 /* Set the Wireless Extension versions */
1433 range->we_version_compiled = WIRELESS_EXT;
1434 range->we_version_source = 9;
1436 /* Set information in the range struct */
1437 range->throughput = 1.1 * 1000 * 1000; /* Put the right number here */
1438 range->num_channels = hop_pattern_length[(int)country];
1439 range->num_frequency = 0;
1440 range->max_qual.qual = 0;
1441 range->max_qual.level = 255; /* What's the correct value ? */
1442 range->max_qual.noise = 255; /* Idem */
1443 range->num_bitrates = 2;
1444 range->bitrate[0] = 1000000; /* 1 Mb/s */
1445 range->bitrate[1] = 2000000; /* 2 Mb/s */
1449 /*------------------------------------------------------------------*/
1451 * Wireless Private Handler : set framing mode
1453 static int ray_set_framing(struct net_device *dev,
1454 struct iw_request_info *info,
1455 union iwreq_data *wrqu, char *extra)
1457 translate = *(extra); /* Set framing mode */
1462 /*------------------------------------------------------------------*/
1464 * Wireless Private Handler : get framing mode
1466 static int ray_get_framing(struct net_device *dev,
1467 struct iw_request_info *info,
1468 union iwreq_data *wrqu, char *extra)
1470 *(extra) = translate;
1475 /*------------------------------------------------------------------*/
1477 * Wireless Private Handler : get country
1479 static int ray_get_country(struct net_device *dev,
1480 struct iw_request_info *info,
1481 union iwreq_data *wrqu, char *extra)
1488 /*------------------------------------------------------------------*/
1490 * Commit handler : called after a bunch of SET operations
1492 static int ray_commit(struct net_device *dev, struct iw_request_info *info, /* NULL */
1493 void *zwrq, /* NULL */
1499 /*------------------------------------------------------------------*/
1501 * Stats handler : return Wireless Stats
1503 static iw_stats *ray_get_wireless_stats(struct net_device *dev)
1505 ray_dev_t *local = netdev_priv(dev);
1506 struct pcmcia_device *link = local->finder;
1507 struct status __iomem *p = local->sram + STATUS_BASE;
1509 local->wstats.status = local->card_status;
1511 if ((local->spy_data.spy_number > 0)
1512 && (local->sparm.b5.a_network_type == 0)) {
1513 /* Get it from the first node in spy list */
1514 local->wstats.qual.qual = local->spy_data.spy_stat[0].qual;
1515 local->wstats.qual.level = local->spy_data.spy_stat[0].level;
1516 local->wstats.qual.noise = local->spy_data.spy_stat[0].noise;
1517 local->wstats.qual.updated =
1518 local->spy_data.spy_stat[0].updated;
1520 #endif /* WIRELESS_SPY */
1522 if (pcmcia_dev_present(link)) {
1523 local->wstats.qual.noise = readb(&p->rxnoise);
1524 local->wstats.qual.updated |= 4;
1527 return &local->wstats;
1528 } /* end ray_get_wireless_stats */
1530 /*------------------------------------------------------------------*/
1532 * Structures to export the Wireless Handlers
1535 static const iw_handler ray_handler[] = {
1536 [SIOCSIWCOMMIT - SIOCIWFIRST] = (iw_handler) ray_commit,
1537 [SIOCGIWNAME - SIOCIWFIRST] = (iw_handler) ray_get_name,
1538 [SIOCSIWFREQ - SIOCIWFIRST] = (iw_handler) ray_set_freq,
1539 [SIOCGIWFREQ - SIOCIWFIRST] = (iw_handler) ray_get_freq,
1540 [SIOCSIWMODE - SIOCIWFIRST] = (iw_handler) ray_set_mode,
1541 [SIOCGIWMODE - SIOCIWFIRST] = (iw_handler) ray_get_mode,
1542 [SIOCGIWRANGE - SIOCIWFIRST] = (iw_handler) ray_get_range,
1544 [SIOCSIWSPY - SIOCIWFIRST] = (iw_handler) iw_handler_set_spy,
1545 [SIOCGIWSPY - SIOCIWFIRST] = (iw_handler) iw_handler_get_spy,
1546 [SIOCSIWTHRSPY - SIOCIWFIRST] = (iw_handler) iw_handler_set_thrspy,
1547 [SIOCGIWTHRSPY - SIOCIWFIRST] = (iw_handler) iw_handler_get_thrspy,
1548 #endif /* WIRELESS_SPY */
1549 [SIOCGIWAP - SIOCIWFIRST] = (iw_handler) ray_get_wap,
1550 [SIOCSIWESSID - SIOCIWFIRST] = (iw_handler) ray_set_essid,
1551 [SIOCGIWESSID - SIOCIWFIRST] = (iw_handler) ray_get_essid,
1552 [SIOCSIWRATE - SIOCIWFIRST] = (iw_handler) ray_set_rate,
1553 [SIOCGIWRATE - SIOCIWFIRST] = (iw_handler) ray_get_rate,
1554 [SIOCSIWRTS - SIOCIWFIRST] = (iw_handler) ray_set_rts,
1555 [SIOCGIWRTS - SIOCIWFIRST] = (iw_handler) ray_get_rts,
1556 [SIOCSIWFRAG - SIOCIWFIRST] = (iw_handler) ray_set_frag,
1557 [SIOCGIWFRAG - SIOCIWFIRST] = (iw_handler) ray_get_frag,
1560 #define SIOCSIPFRAMING SIOCIWFIRSTPRIV /* Set framing mode */
1561 #define SIOCGIPFRAMING SIOCIWFIRSTPRIV + 1 /* Get framing mode */
1562 #define SIOCGIPCOUNTRY SIOCIWFIRSTPRIV + 3 /* Get country code */
1564 static const iw_handler ray_private_handler[] = {
1565 [0] = (iw_handler) ray_set_framing,
1566 [1] = (iw_handler) ray_get_framing,
1567 [3] = (iw_handler) ray_get_country,
1570 static const struct iw_priv_args ray_private_args[] = {
1571 /* cmd, set_args, get_args, name */
1572 {SIOCSIPFRAMING, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1, 0,
1574 {SIOCGIPFRAMING, 0, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1,
1576 {SIOCGIPCOUNTRY, 0, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1,
1580 static const struct iw_handler_def ray_handler_def = {
1581 .num_standard = ARRAY_SIZE(ray_handler),
1582 .num_private = ARRAY_SIZE(ray_private_handler),
1583 .num_private_args = ARRAY_SIZE(ray_private_args),
1584 .standard = ray_handler,
1585 .private = ray_private_handler,
1586 .private_args = ray_private_args,
1587 .get_wireless_stats = ray_get_wireless_stats,
1590 /*===========================================================================*/
1591 static int ray_open(struct net_device *dev)
1593 ray_dev_t *local = netdev_priv(dev);
1594 struct pcmcia_device *link;
1595 link = local->finder;
1597 dev_dbg(&link->dev, "ray_open('%s')\n", dev->name);
1599 if (link->open == 0)
1600 local->num_multi = 0;
1603 /* If the card is not started, time to start it ! - Jean II */
1604 if (local->card_status == CARD_AWAITING_PARAM) {
1607 dev_dbg(&link->dev, "ray_open: doing init now !\n");
1609 /* Download startup parameters */
1610 if ((i = dl_startup_params(dev)) < 0) {
1612 "ray_dev_init dl_startup_params failed - "
1613 "returns 0x%x\n", i);
1619 netif_stop_queue(dev);
1621 netif_start_queue(dev);
1623 dev_dbg(&link->dev, "ray_open ending\n");
1625 } /* end ray_open */
1627 /*===========================================================================*/
1628 static int ray_dev_close(struct net_device *dev)
1630 ray_dev_t *local = netdev_priv(dev);
1631 struct pcmcia_device *link;
1632 link = local->finder;
1634 dev_dbg(&link->dev, "ray_dev_close('%s')\n", dev->name);
1637 netif_stop_queue(dev);
1639 /* In here, we should stop the hardware (stop card from beeing active)
1640 * and set local->card_status to CARD_AWAITING_PARAM, so that while the
1641 * card is closed we can chage its configuration.
1642 * Probably also need a COR reset to get sane state - Jean II */
1645 } /* end ray_dev_close */
1647 /*===========================================================================*/
1648 static void ray_reset(struct net_device *dev)
1650 pr_debug("ray_reset entered\n");
1654 /*===========================================================================*/
1655 /* Cause a firmware interrupt if it is ready for one */
1656 /* Return nonzero if not ready */
1657 static int interrupt_ecf(ray_dev_t *local, int ccs)
1660 struct pcmcia_device *link = local->finder;
1662 if (!(pcmcia_dev_present(link))) {
1663 dev_dbg(&link->dev, "ray_cs interrupt_ecf - device not present\n");
1666 dev_dbg(&link->dev, "interrupt_ecf(local=%p, ccs = 0x%x\n", local, ccs);
1669 (readb(local->amem + CIS_OFFSET + ECF_INTR_OFFSET) &
1673 dev_dbg(&link->dev, "ray_cs interrupt_ecf card not ready for interrupt\n");
1676 /* Fill the mailbox, then kick the card */
1677 writeb(ccs, local->sram + SCB_BASE);
1678 writeb(ECF_INTR_SET, local->amem + CIS_OFFSET + ECF_INTR_OFFSET);
1680 } /* interrupt_ecf */
1682 /*===========================================================================*/
1683 /* Get next free transmit CCS */
1684 /* Return - index of current tx ccs */
1685 static int get_free_tx_ccs(ray_dev_t *local)
1688 struct ccs __iomem *pccs = ccs_base(local);
1689 struct pcmcia_device *link = local->finder;
1691 if (!(pcmcia_dev_present(link))) {
1692 dev_dbg(&link->dev, "ray_cs get_free_tx_ccs - device not present\n");
1696 if (test_and_set_bit(0, &local->tx_ccs_lock)) {
1697 dev_dbg(&link->dev, "ray_cs tx_ccs_lock busy\n");
1701 for (i = 0; i < NUMBER_OF_TX_CCS; i++) {
1702 if (readb(&(pccs + i)->buffer_status) == CCS_BUFFER_FREE) {
1703 writeb(CCS_BUFFER_BUSY, &(pccs + i)->buffer_status);
1704 writeb(CCS_END_LIST, &(pccs + i)->link);
1705 local->tx_ccs_lock = 0;
1709 local->tx_ccs_lock = 0;
1710 dev_dbg(&link->dev, "ray_cs ERROR no free tx CCS for raylink card\n");
1712 } /* get_free_tx_ccs */
1714 /*===========================================================================*/
1715 /* Get next free CCS */
1716 /* Return - index of current ccs */
1717 static int get_free_ccs(ray_dev_t *local)
1720 struct ccs __iomem *pccs = ccs_base(local);
1721 struct pcmcia_device *link = local->finder;
1723 if (!(pcmcia_dev_present(link))) {
1724 dev_dbg(&link->dev, "ray_cs get_free_ccs - device not present\n");
1727 if (test_and_set_bit(0, &local->ccs_lock)) {
1728 dev_dbg(&link->dev, "ray_cs ccs_lock busy\n");
1732 for (i = NUMBER_OF_TX_CCS; i < NUMBER_OF_CCS; i++) {
1733 if (readb(&(pccs + i)->buffer_status) == CCS_BUFFER_FREE) {
1734 writeb(CCS_BUFFER_BUSY, &(pccs + i)->buffer_status);
1735 writeb(CCS_END_LIST, &(pccs + i)->link);
1736 local->ccs_lock = 0;
1740 local->ccs_lock = 0;
1741 dev_dbg(&link->dev, "ray_cs ERROR no free CCS for raylink card\n");
1743 } /* get_free_ccs */
1745 /*===========================================================================*/
1746 static void authenticate_timeout(u_long data)
1748 ray_dev_t *local = (ray_dev_t *) data;
1749 del_timer(&local->timer);
1750 printk(KERN_INFO "ray_cs Authentication with access point failed"
1752 join_net((u_long) local);
1755 /*===========================================================================*/
1756 static int asc_to_int(char a)
1765 return (10 + a - 'A');
1769 return (10 + a - 'a');
1773 /*===========================================================================*/
1774 static int parse_addr(char *in_str, UCHAR *out)
1782 if ((len = strlen(in_str)) < 2)
1784 memset(out, 0, ADDRLEN);
1793 if ((k = asc_to_int(in_str[j--])) != -1)
1800 if ((k = asc_to_int(in_str[j--])) != -1)
1810 /*===========================================================================*/
1811 static struct net_device_stats *ray_get_stats(struct net_device *dev)
1813 ray_dev_t *local = netdev_priv(dev);
1814 struct pcmcia_device *link = local->finder;
1815 struct status __iomem *p = local->sram + STATUS_BASE;
1816 if (!(pcmcia_dev_present(link))) {
1817 dev_dbg(&link->dev, "ray_cs net_device_stats - device not present\n");
1818 return &local->stats;
1820 if (readb(&p->mrx_overflow_for_host)) {
1821 local->stats.rx_over_errors += swab16(readw(&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)) {
1826 local->stats.rx_crc_errors +=
1827 swab16(readw(&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)) {
1832 local->stats.rx_frame_errors += swab16(readw(&p->rx_hec_error));
1833 writeb(0, &p->rx_hec_error);
1834 writeb(0, &p->rx_hec_error_for_host);
1836 return &local->stats;
1839 /*===========================================================================*/
1840 static void ray_update_parm(struct net_device *dev, UCHAR objid, UCHAR *value,
1843 ray_dev_t *local = netdev_priv(dev);
1844 struct pcmcia_device *link = local->finder;
1847 struct ccs __iomem *pccs;
1849 if (!(pcmcia_dev_present(link))) {
1850 dev_dbg(&link->dev, "ray_update_parm - device not present\n");
1854 if ((ccsindex = get_free_ccs(local)) < 0) {
1855 dev_dbg(&link->dev, "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 dev_dbg(&link->dev, "ray_cs associate failed - ECF not ready for intr\n");
1869 writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status);
1873 /*===========================================================================*/
1874 static void ray_update_multi_list(struct net_device *dev, int all)
1876 struct dev_mc_list *dmi, **dmip;
1878 struct ccs __iomem *pccs;
1880 ray_dev_t *local = netdev_priv(dev);
1881 struct pcmcia_device *link = local->finder;
1882 void __iomem *p = local->sram + HOST_TO_ECF_BASE;
1884 if (!(pcmcia_dev_present(link))) {
1885 dev_dbg(&link->dev, "ray_update_multi_list - device not present\n");
1888 dev_dbg(&link->dev, "ray_update_multi_list(%p)\n", dev);
1889 if ((ccsindex = get_free_ccs(local)) < 0) {
1890 dev_dbg(&link->dev, "ray_update_multi - No free ccs\n");
1893 pccs = ccs_base(local) + ccsindex;
1894 writeb(CCS_UPDATE_MULTICAST_LIST, &pccs->cmd);
1897 writeb(0xff, &pccs->var);
1898 local->num_multi = 0xff;
1900 /* Copy the kernel's list of MC addresses to card */
1901 for (dmip = &dev->mc_list; (dmi = *dmip) != NULL;
1902 dmip = &dmi->next) {
1903 memcpy_toio(p, dmi->dmi_addr, ETH_ALEN);
1905 "ray_update_multi add addr %02x%02x%02x%02x%02x%02x\n",
1906 dmi->dmi_addr[0], dmi->dmi_addr[1],
1907 dmi->dmi_addr[2], dmi->dmi_addr[3],
1908 dmi->dmi_addr[4], dmi->dmi_addr[5]);
1912 if (i > 256 / ADDRLEN)
1914 writeb((UCHAR) i, &pccs->var);
1915 dev_dbg(&link->dev, "ray_cs update_multi %d addresses in list\n", i);
1916 /* Interrupt the firmware to process the command */
1917 local->num_multi = i;
1919 if (interrupt_ecf(local, ccsindex)) {
1921 "ray_cs update_multi failed - ECF not ready for intr\n");
1922 writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status);
1924 } /* end ray_update_multi_list */
1926 /*===========================================================================*/
1927 static void set_multicast_list(struct net_device *dev)
1929 ray_dev_t *local = netdev_priv(dev);
1932 pr_debug("ray_cs set_multicast_list(%p)\n", dev);
1934 if (dev->flags & IFF_PROMISC) {
1935 if (local->sparm.b5.a_promiscuous_mode == 0) {
1936 pr_debug("ray_cs set_multicast_list promisc on\n");
1937 local->sparm.b5.a_promiscuous_mode = 1;
1939 ray_update_parm(dev, OBJID_promiscuous_mode,
1940 &promisc, sizeof(promisc));
1943 if (local->sparm.b5.a_promiscuous_mode == 1) {
1944 pr_debug("ray_cs set_multicast_list promisc off\n");
1945 local->sparm.b5.a_promiscuous_mode = 0;
1947 ray_update_parm(dev, OBJID_promiscuous_mode,
1948 &promisc, sizeof(promisc));
1952 if (dev->flags & IFF_ALLMULTI)
1953 ray_update_multi_list(dev, 1);
1955 if (local->num_multi != dev->mc_count)
1956 ray_update_multi_list(dev, 0);
1958 } /* end set_multicast_list */
1960 /*=============================================================================
1961 * All routines below here are run at interrupt time.
1962 =============================================================================*/
1963 static irqreturn_t ray_interrupt(int irq, void *dev_id)
1965 struct net_device *dev = (struct net_device *)dev_id;
1966 struct pcmcia_device *link;
1968 struct ccs __iomem *pccs;
1969 struct rcs __iomem *prcs;
1975 if (dev == NULL) /* Note that we want interrupts with dev->start == 0 */
1978 pr_debug("ray_cs: interrupt for *dev=%p\n", dev);
1980 local = netdev_priv(dev);
1981 link = (struct pcmcia_device *)local->finder;
1982 if (!pcmcia_dev_present(link)) {
1984 "ray_cs interrupt from device not present or suspended.\n");
1987 rcsindex = readb(&((struct scb __iomem *)(local->sram))->rcs_index);
1989 if (rcsindex >= (NUMBER_OF_CCS + NUMBER_OF_RCS)) {
1990 dev_dbg(&link->dev, "ray_cs interrupt bad rcsindex = 0x%x\n", rcsindex);
1991 clear_interrupt(local);
1994 if (rcsindex < NUMBER_OF_CCS) { /* If it's a returned CCS */
1995 pccs = ccs_base(local) + rcsindex;
1996 cmd = readb(&pccs->cmd);
1997 status = readb(&pccs->buffer_status);
1999 case CCS_DOWNLOAD_STARTUP_PARAMS: /* Happens in firmware someday */
2000 del_timer(&local->timer);
2001 if (status == CCS_COMMAND_COMPLETE) {
2003 "ray_cs interrupt download_startup_parameters OK\n");
2006 "ray_cs interrupt download_startup_parameters fail\n");
2009 case CCS_UPDATE_PARAMS:
2010 dev_dbg(&link->dev, "ray_cs interrupt update params done\n");
2011 if (status != CCS_COMMAND_COMPLETE) {
2013 readb(&pccs->var.update_param.
2016 "ray_cs interrupt update params failed - reason %d\n",
2020 case CCS_REPORT_PARAMS:
2021 dev_dbg(&link->dev, "ray_cs interrupt report params done\n");
2023 case CCS_UPDATE_MULTICAST_LIST: /* Note that this CCS isn't returned */
2025 "ray_cs interrupt CCS Update Multicast List done\n");
2027 case CCS_UPDATE_POWER_SAVINGS_MODE:
2029 "ray_cs interrupt update power save mode done\n");
2031 case CCS_START_NETWORK:
2032 case CCS_JOIN_NETWORK:
2033 if (status == CCS_COMMAND_COMPLETE) {
2035 (&pccs->var.start_network.net_initiated) ==
2038 "ray_cs interrupt network \"%s\" started\n",
2039 local->sparm.b4.a_current_ess_id);
2042 "ray_cs interrupt network \"%s\" joined\n",
2043 local->sparm.b4.a_current_ess_id);
2045 memcpy_fromio(&local->bss_id,
2046 pccs->var.start_network.bssid,
2049 if (local->fw_ver == 0x55)
2050 local->net_default_tx_rate = 3;
2052 local->net_default_tx_rate =
2053 readb(&pccs->var.start_network.
2054 net_default_tx_rate);
2056 readb(&pccs->var.start_network.encryption);
2057 if (!sniffer && (local->net_type == INFRA)
2058 && !(local->sparm.b4.a_acting_as_ap_status)) {
2059 authenticate(local);
2061 local->card_status = CARD_ACQ_COMPLETE;
2063 local->card_status = CARD_ACQ_FAILED;
2065 del_timer(&local->timer);
2066 local->timer.expires = jiffies + HZ * 5;
2067 local->timer.data = (long)local;
2068 if (status == CCS_START_NETWORK) {
2070 "ray_cs interrupt network \"%s\" start failed\n",
2071 local->sparm.b4.a_current_ess_id);
2072 local->timer.function = &start_net;
2075 "ray_cs interrupt network \"%s\" join failed\n",
2076 local->sparm.b4.a_current_ess_id);
2077 local->timer.function = &join_net;
2079 add_timer(&local->timer);
2082 case CCS_START_ASSOCIATION:
2083 if (status == CCS_COMMAND_COMPLETE) {
2084 local->card_status = CARD_ASSOC_COMPLETE;
2085 dev_dbg(&link->dev, "ray_cs association successful\n");
2087 dev_dbg(&link->dev, "ray_cs association failed,\n");
2088 local->card_status = CARD_ASSOC_FAILED;
2089 join_net((u_long) local);
2092 case CCS_TX_REQUEST:
2093 if (status == CCS_COMMAND_COMPLETE) {
2095 "ray_cs interrupt tx request complete\n");
2098 "ray_cs interrupt tx request failed\n");
2101 netif_start_queue(dev);
2102 netif_wake_queue(dev);
2104 case CCS_TEST_MEMORY:
2105 dev_dbg(&link->dev, "ray_cs interrupt mem test done\n");
2109 "ray_cs interrupt Unexpected CCS returned - Shutdown\n");
2111 case CCS_DUMP_MEMORY:
2112 dev_dbg(&link->dev, "ray_cs interrupt dump memory done\n");
2114 case CCS_START_TIMER:
2116 "ray_cs interrupt DING - raylink timer expired\n");
2120 "ray_cs interrupt Unexpected CCS 0x%x returned 0x%x\n",
2123 writeb(CCS_BUFFER_FREE, &pccs->buffer_status);
2124 } else { /* It's an RCS */
2126 prcs = rcs_base(local) + rcsindex;
2128 switch (readb(&prcs->interrupt_id)) {
2129 case PROCESS_RX_PACKET:
2130 ray_rx(dev, local, prcs);
2132 case REJOIN_NET_COMPLETE:
2133 dev_dbg(&link->dev, "ray_cs interrupt rejoin net complete\n");
2134 local->card_status = CARD_ACQ_COMPLETE;
2135 /* do we need to clear tx buffers CCS's? */
2136 if (local->sparm.b4.a_network_type == ADHOC) {
2138 netif_start_queue(dev);
2140 memcpy_fromio(&local->bss_id,
2141 prcs->var.rejoin_net_complete.
2144 "ray_cs new BSSID = %02x%02x%02x%02x%02x%02x\n",
2145 local->bss_id[0], local->bss_id[1],
2146 local->bss_id[2], local->bss_id[3],
2147 local->bss_id[4], local->bss_id[5]);
2149 authenticate(local);
2152 case ROAMING_INITIATED:
2153 dev_dbg(&link->dev, "ray_cs interrupt roaming initiated\n");
2154 netif_stop_queue(dev);
2155 local->card_status = CARD_DOING_ACQ;
2157 case JAPAN_CALL_SIGN_RXD:
2158 dev_dbg(&link->dev, "ray_cs interrupt japan call sign rx\n");
2162 "ray_cs Unexpected interrupt for RCS 0x%x cmd = 0x%x\n",
2164 (unsigned int)readb(&prcs->interrupt_id));
2167 writeb(CCS_BUFFER_FREE, &prcs->buffer_status);
2169 clear_interrupt(local);
2171 } /* ray_interrupt */
2173 /*===========================================================================*/
2174 static void ray_rx(struct net_device *dev, ray_dev_t *local,
2175 struct rcs __iomem *prcs)
2178 unsigned int pkt_addr;
2180 pr_debug("ray_rx process rx packet\n");
2182 /* Calculate address of packet within Rx buffer */
2183 pkt_addr = ((readb(&prcs->var.rx_packet.rx_data_ptr[0]) << 8)
2184 + readb(&prcs->var.rx_packet.rx_data_ptr[1])) & RX_BUFF_END;
2185 /* Length of first packet fragment */
2186 rx_len = (readb(&prcs->var.rx_packet.rx_data_length[0]) << 8)
2187 + readb(&prcs->var.rx_packet.rx_data_length[1]);
2189 local->last_rsl = readb(&prcs->var.rx_packet.rx_sig_lev);
2190 pmsg = local->rmem + pkt_addr;
2191 switch (readb(pmsg)) {
2193 pr_debug("ray_rx data type\n");
2194 rx_data(dev, prcs, pkt_addr, rx_len);
2196 case AUTHENTIC_TYPE:
2197 pr_debug("ray_rx authentic type\n");
2199 rx_data(dev, prcs, pkt_addr, rx_len);
2201 rx_authenticate(local, prcs, pkt_addr, rx_len);
2203 case DEAUTHENTIC_TYPE:
2204 pr_debug("ray_rx deauth type\n");
2206 rx_data(dev, prcs, pkt_addr, rx_len);
2208 rx_deauthenticate(local, prcs, pkt_addr, rx_len);
2211 pr_debug("ray_cs rx NULL msg\n");
2214 pr_debug("ray_rx beacon type\n");
2216 rx_data(dev, prcs, pkt_addr, rx_len);
2218 copy_from_rx_buff(local, (UCHAR *) &local->last_bcn, pkt_addr,
2219 rx_len < sizeof(struct beacon_rx) ?
2220 rx_len : sizeof(struct beacon_rx));
2222 local->beacon_rxed = 1;
2223 /* Get the statistics so the card counters never overflow */
2227 pr_debug("ray_cs unknown pkt type %2x\n",
2228 (unsigned int)readb(pmsg));
2234 /*===========================================================================*/
2235 static void rx_data(struct net_device *dev, struct rcs __iomem *prcs,
2236 unsigned int pkt_addr, int rx_len)
2238 struct sk_buff *skb = NULL;
2239 struct rcs __iomem *prcslink = prcs;
2240 ray_dev_t *local = netdev_priv(dev);
2245 int siglev = local->last_rsl;
2246 u_char linksrcaddr[ETH_ALEN]; /* Other end of the wireless link */
2251 /* TBD length needs fixing for translated header */
2252 if (rx_len < (ETH_HLEN + RX_MAC_HEADER_LENGTH) ||
2254 (dev->mtu + RX_MAC_HEADER_LENGTH + ETH_HLEN +
2257 "ray_cs invalid packet length %d received \n",
2261 } else { /* encapsulated ethernet */
2263 if (rx_len < (ETH_HLEN + RX_MAC_HEADER_LENGTH) ||
2265 (dev->mtu + RX_MAC_HEADER_LENGTH + ETH_HLEN +
2268 "ray_cs invalid packet length %d received \n",
2274 pr_debug("ray_cs rx_data packet\n");
2275 /* If fragmented packet, verify sizes of fragments add up */
2276 if (readb(&prcs->var.rx_packet.next_frag_rcs_index) != 0xFF) {
2277 pr_debug("ray_cs rx'ed fragment\n");
2278 tmp = (readb(&prcs->var.rx_packet.totalpacketlength[0]) << 8)
2279 + readb(&prcs->var.rx_packet.totalpacketlength[1]);
2284 (readb(&prcslink->var.rx_packet.rx_data_length[0])
2286 + readb(&prcslink->var.rx_packet.rx_data_length[1]);
2287 if (readb(&prcslink->var.rx_packet.next_frag_rcs_index)
2290 prcslink = rcs_base(local)
2291 + readb(&prcslink->link_field);
2296 "ray_cs rx_data fragment lengths don't add up\n");
2297 local->stats.rx_dropped++;
2298 release_frag_chain(local, prcs);
2301 } else { /* Single unfragmented packet */
2305 skb = dev_alloc_skb(total_len + 5);
2307 pr_debug("ray_cs rx_data could not allocate skb\n");
2308 local->stats.rx_dropped++;
2309 if (readb(&prcs->var.rx_packet.next_frag_rcs_index) != 0xFF)
2310 release_frag_chain(local, prcs);
2313 skb_reserve(skb, 2); /* Align IP on 16 byte (TBD check this) */
2315 pr_debug("ray_cs rx_data total_len = %x, rx_len = %x\n", total_len,
2318 /************************/
2319 /* Reserve enough room for the whole damn packet. */
2320 rx_ptr = skb_put(skb, total_len);
2321 /* Copy the whole packet to sk_buff */
2323 copy_from_rx_buff(local, rx_ptr, pkt_addr & RX_BUFF_END, rx_len);
2324 /* Get source address */
2326 skb_copy_from_linear_data_offset(skb,
2327 offsetof(struct mac_header, addr_2),
2328 linksrcaddr, ETH_ALEN);
2330 /* Now, deal with encapsulation/translation/sniffer */
2333 /* Encapsulated ethernet, so just lop off 802.11 MAC header */
2334 /* TBD reserve skb_reserve( skb, RX_MAC_HEADER_LENGTH); */
2335 skb_pull(skb, RX_MAC_HEADER_LENGTH);
2337 /* Do translation */
2338 untranslate(local, skb, total_len);
2340 } else { /* sniffer mode, so just pass whole packet */
2343 /************************/
2344 /* Now pick up the rest of the fragments if any */
2346 if (readb(&prcs->var.rx_packet.next_frag_rcs_index) != 0xFF) {
2348 pr_debug("ray_cs rx_data in fragment loop\n");
2350 prcslink = rcs_base(local)
2352 readb(&prcslink->var.rx_packet.next_frag_rcs_index);
2354 ((readb(&prcslink->var.rx_packet.rx_data_length[0])
2357 readb(&prcslink->var.rx_packet.rx_data_length[1]))
2360 ((readb(&prcslink->var.rx_packet.rx_data_ptr[0]) <<
2362 + readb(&prcslink->var.rx_packet.rx_data_ptr[1]))
2366 copy_from_rx_buff(local, rx_ptr, pkt_addr, rx_len);
2369 readb(&prcslink->var.rx_packet.next_frag_rcs_index) !=
2371 release_frag_chain(local, prcs);
2374 skb->protocol = eth_type_trans(skb, dev);
2376 local->stats.rx_packets++;
2377 local->stats.rx_bytes += total_len;
2379 /* Gather signal strength per address */
2381 /* For the Access Point or the node having started the ad-hoc net
2382 * note : ad-hoc work only in some specific configurations, but we
2383 * kludge in ray_get_wireless_stats... */
2384 if (!memcmp(linksrcaddr, local->bss_id, ETH_ALEN)) {
2385 /* Update statistics */
2386 /*local->wstats.qual.qual = none ? */
2387 local->wstats.qual.level = siglev;
2388 /*local->wstats.qual.noise = none ? */
2389 local->wstats.qual.updated = 0x2;
2391 /* Now, update the spy stuff */
2393 struct iw_quality wstats;
2394 wstats.level = siglev;
2395 /* wstats.noise = none ? */
2396 /* wstats.qual = none ? */
2397 wstats.updated = 0x2;
2398 /* Update spy records */
2399 wireless_spy_update(dev, linksrcaddr, &wstats);
2401 #endif /* WIRELESS_SPY */
2404 /*===========================================================================*/
2405 static void untranslate(ray_dev_t *local, struct sk_buff *skb, int len)
2407 snaphdr_t *psnap = (snaphdr_t *) (skb->data + RX_MAC_HEADER_LENGTH);
2408 struct ieee80211_hdr *pmac = (struct ieee80211_hdr *)skb->data;
2409 __be16 type = *(__be16 *) psnap->ethertype;
2411 struct ethhdr *peth;
2412 UCHAR srcaddr[ADDRLEN];
2413 UCHAR destaddr[ADDRLEN];
2414 static UCHAR org_bridge[3] = { 0, 0, 0xf8 };
2415 static UCHAR org_1042[3] = { 0, 0, 0 };
2417 memcpy(destaddr, ieee80211_get_DA(pmac), ADDRLEN);
2418 memcpy(srcaddr, ieee80211_get_SA(pmac), ADDRLEN);
2422 print_hex_dump(KERN_DEBUG, "skb->data before untranslate: ",
2423 DUMP_PREFIX_NONE, 16, 1,
2424 skb->data, 64, true);
2426 "type = %08x, xsap = %02x%02x%02x, org = %02x02x02x\n",
2427 ntohs(type), psnap->dsap, psnap->ssap, psnap->ctrl,
2428 psnap->org[0], psnap->org[1], psnap->org[2]);
2429 printk(KERN_DEBUG "untranslate skb->data = %p\n", skb->data);
2433 if (psnap->dsap != 0xaa || psnap->ssap != 0xaa || psnap->ctrl != 3) {
2434 /* not a snap type so leave it alone */
2435 pr_debug("ray_cs untranslate NOT SNAP %02x %02x %02x\n",
2436 psnap->dsap, psnap->ssap, psnap->ctrl);
2438 delta = RX_MAC_HEADER_LENGTH - ETH_HLEN;
2439 peth = (struct ethhdr *)(skb->data + delta);
2440 peth->h_proto = htons(len - RX_MAC_HEADER_LENGTH);
2441 } else { /* Its a SNAP */
2442 if (memcmp(psnap->org, org_bridge, 3) == 0) {
2443 /* EtherII and nuke the LLC */
2444 pr_debug("ray_cs untranslate Bridge encap\n");
2445 delta = RX_MAC_HEADER_LENGTH
2446 + sizeof(struct snaphdr_t) - ETH_HLEN;
2447 peth = (struct ethhdr *)(skb->data + delta);
2448 peth->h_proto = type;
2449 } else if (memcmp(psnap->org, org_1042, 3) == 0) {
2450 switch (ntohs(type)) {
2453 pr_debug("ray_cs untranslate RFC IPX/AARP\n");
2454 delta = RX_MAC_HEADER_LENGTH - ETH_HLEN;
2455 peth = (struct ethhdr *)(skb->data + delta);
2457 htons(len - RX_MAC_HEADER_LENGTH);
2460 pr_debug("ray_cs untranslate RFC default\n");
2461 delta = RX_MAC_HEADER_LENGTH +
2462 sizeof(struct snaphdr_t) - ETH_HLEN;
2463 peth = (struct ethhdr *)(skb->data + delta);
2464 peth->h_proto = type;
2468 printk("ray_cs untranslate very confused by packet\n");
2469 delta = RX_MAC_HEADER_LENGTH - ETH_HLEN;
2470 peth = (struct ethhdr *)(skb->data + delta);
2471 peth->h_proto = type;
2474 /* TBD reserve skb_reserve(skb, delta); */
2475 skb_pull(skb, delta);
2476 pr_debug("untranslate after skb_pull(%d), skb->data = %p\n", delta,
2478 memcpy(peth->h_dest, destaddr, ADDRLEN);
2479 memcpy(peth->h_source, srcaddr, ADDRLEN);
2483 printk(KERN_DEBUG "skb->data after untranslate:");
2484 for (i = 0; i < 64; i++)
2485 printk("%02x ", skb->data[i]);
2489 } /* end untranslate */
2491 /*===========================================================================*/
2492 /* Copy data from circular receive buffer to PC memory.
2493 * dest = destination address in PC memory
2494 * pkt_addr = source address in receive buffer
2495 * len = length of packet to copy
2497 static int copy_from_rx_buff(ray_dev_t *local, UCHAR *dest, int pkt_addr,
2500 int wrap_bytes = (pkt_addr + length) - (RX_BUFF_END + 1);
2501 if (wrap_bytes <= 0) {
2502 memcpy_fromio(dest, local->rmem + pkt_addr, length);
2503 } else { /* Packet wrapped in circular buffer */
2505 memcpy_fromio(dest, local->rmem + pkt_addr,
2506 length - wrap_bytes);
2507 memcpy_fromio(dest + length - wrap_bytes, local->rmem,
2513 /*===========================================================================*/
2514 static void release_frag_chain(ray_dev_t *local, struct rcs __iomem *prcs)
2516 struct rcs __iomem *prcslink = prcs;
2518 unsigned rcsindex = readb(&prcs->var.rx_packet.next_frag_rcs_index);
2521 writeb(CCS_BUFFER_FREE, &prcslink->buffer_status);
2522 if (rcsindex >= (NUMBER_OF_CCS + NUMBER_OF_RCS)) {
2523 pr_debug("ray_cs interrupt bad rcsindex = 0x%x\n",
2527 prcslink = rcs_base(local) + rcsindex;
2528 rcsindex = readb(&prcslink->var.rx_packet.next_frag_rcs_index);
2530 writeb(CCS_BUFFER_FREE, &prcslink->buffer_status);
2533 /*===========================================================================*/
2534 static void authenticate(ray_dev_t *local)
2536 struct pcmcia_device *link = local->finder;
2537 dev_dbg(&link->dev, "ray_cs Starting authentication.\n");
2538 if (!(pcmcia_dev_present(link))) {
2539 dev_dbg(&link->dev, "ray_cs authenticate - device not present\n");
2543 del_timer(&local->timer);
2544 if (build_auth_frame(local, local->bss_id, OPEN_AUTH_REQUEST)) {
2545 local->timer.function = &join_net;
2547 local->timer.function = &authenticate_timeout;
2549 local->timer.expires = jiffies + HZ * 2;
2550 local->timer.data = (long)local;
2551 add_timer(&local->timer);
2552 local->authentication_state = AWAITING_RESPONSE;
2553 } /* end authenticate */
2555 /*===========================================================================*/
2556 static void rx_authenticate(ray_dev_t *local, struct rcs __iomem *prcs,
2557 unsigned int pkt_addr, int rx_len)
2560 struct rx_msg *msg = (struct rx_msg *)buff;
2562 del_timer(&local->timer);
2564 copy_from_rx_buff(local, buff, pkt_addr, rx_len & 0xff);
2565 /* if we are trying to get authenticated */
2566 if (local->sparm.b4.a_network_type == ADHOC) {
2567 pr_debug("ray_cs rx_auth var= %02x %02x %02x %02x %02x %02x\n",
2568 msg->var[0], msg->var[1], msg->var[2], msg->var[3],
2569 msg->var[4], msg->var[5]);
2570 if (msg->var[2] == 1) {
2571 pr_debug("ray_cs Sending authentication response.\n");
2572 if (!build_auth_frame
2573 (local, msg->mac.addr_2, OPEN_AUTH_RESPONSE)) {
2574 local->authentication_state = NEED_TO_AUTH;
2575 memcpy(local->auth_id, msg->mac.addr_2,
2579 } else { /* Infrastructure network */
2581 if (local->authentication_state == AWAITING_RESPONSE) {
2582 /* Verify authentication sequence #2 and success */
2583 if (msg->var[2] == 2) {
2584 if ((msg->var[3] | msg->var[4]) == 0) {
2585 pr_debug("Authentication successful\n");
2586 local->card_status = CARD_AUTH_COMPLETE;
2588 local->authentication_state =
2591 pr_debug("Authentication refused\n");
2592 local->card_status = CARD_AUTH_REFUSED;
2593 join_net((u_long) local);
2594 local->authentication_state =
2601 } /* end rx_authenticate */
2603 /*===========================================================================*/
2604 static void associate(ray_dev_t *local)
2606 struct ccs __iomem *pccs;
2607 struct pcmcia_device *link = local->finder;
2608 struct net_device *dev = link->priv;
2610 if (!(pcmcia_dev_present(link))) {
2611 dev_dbg(&link->dev, "ray_cs associate - device not present\n");
2614 /* If no tx buffers available, return */
2615 if ((ccsindex = get_free_ccs(local)) < 0) {
2616 /* TBD should never be here but... what if we are? */
2617 dev_dbg(&link->dev, "ray_cs associate - No free ccs\n");
2620 dev_dbg(&link->dev, "ray_cs Starting association with access point\n");
2621 pccs = ccs_base(local) + ccsindex;
2622 /* fill in the CCS */
2623 writeb(CCS_START_ASSOCIATION, &pccs->cmd);
2624 /* Interrupt the firmware to process the command */
2625 if (interrupt_ecf(local, ccsindex)) {
2626 dev_dbg(&link->dev, "ray_cs associate failed - ECF not ready for intr\n");
2627 writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status);
2629 del_timer(&local->timer);
2630 local->timer.expires = jiffies + HZ * 2;
2631 local->timer.data = (long)local;
2632 local->timer.function = &join_net;
2633 add_timer(&local->timer);
2634 local->card_status = CARD_ASSOC_FAILED;
2638 netif_start_queue(dev);
2640 } /* end associate */
2642 /*===========================================================================*/
2643 static void rx_deauthenticate(ray_dev_t *local, struct rcs __iomem *prcs,
2644 unsigned int pkt_addr, int rx_len)
2647 struct rx_msg *msg = (struct rx_msg *)buff;
2649 pr_debug("Deauthentication frame received\n");
2650 local->authentication_state = UNAUTHENTICATED;
2651 /* Need to reauthenticate or rejoin depending on reason code */
2652 /* copy_from_rx_buff(local, buff, pkt_addr, rx_len & 0xff);
2656 /*===========================================================================*/
2657 static void clear_interrupt(ray_dev_t *local)
2659 writeb(0, local->amem + CIS_OFFSET + HCS_INTR_OFFSET);
2662 /*===========================================================================*/
2663 #ifdef CONFIG_PROC_FS
2664 #define MAXDATA (PAGE_SIZE - 80)
2666 static char *card_status[] = {
2667 "Card inserted - uninitialized", /* 0 */
2668 "Card not downloaded", /* 1 */
2669 "Waiting for download parameters", /* 2 */
2670 "Card doing acquisition", /* 3 */
2671 "Acquisition complete", /* 4 */
2672 "Authentication complete", /* 5 */
2673 "Association complete", /* 6 */
2674 "???", "???", "???", "???", /* 7 8 9 10 undefined */
2675 "Card init error", /* 11 */
2676 "Download parameters error", /* 12 */
2678 "Acquisition failed", /* 14 */
2679 "Authentication refused", /* 15 */
2680 "Association failed" /* 16 */
2683 static char *nettype[] = { "Adhoc", "Infra " };
2684 static char *framing[] = { "Encapsulation", "Translation" }
2687 /*===========================================================================*/
2688 static int ray_cs_proc_show(struct seq_file *m, void *v)
2690 /* Print current values which are not available via other means
2694 struct pcmcia_device *link;
2695 struct net_device *dev;
2698 struct freq_hop_element *pfh;
2704 dev = (struct net_device *)link->priv;
2707 local = netdev_priv(dev);
2711 seq_puts(m, "Raylink Wireless LAN driver status\n");
2712 seq_printf(m, "%s\n", rcsid);
2713 /* build 4 does not report version, and field is 0x55 after memtest */
2714 seq_puts(m, "Firmware version = ");
2715 if (local->fw_ver == 0x55)
2716 seq_puts(m, "4 - Use dump_cis for more details\n");
2718 seq_printf(m, "%2d.%02d.%02d\n",
2719 local->fw_ver, local->fw_bld, local->fw_var);
2721 for (i = 0; i < 32; i++)
2722 c[i] = local->sparm.b5.a_current_ess_id[i];
2724 seq_printf(m, "%s network ESSID = \"%s\"\n",
2725 nettype[local->sparm.b5.a_network_type], c);
2728 seq_printf(m, "BSSID = %pM\n", p);
2730 seq_printf(m, "Country code = %d\n",
2731 local->sparm.b5.a_curr_country_code);
2733 i = local->card_status;
2738 seq_printf(m, "Card status = %s\n", card_status[i]);
2740 seq_printf(m, "Framing mode = %s\n", framing[translate]);
2742 seq_printf(m, "Last pkt signal lvl = %d\n", local->last_rsl);
2744 if (local->beacon_rxed) {
2745 /* Pull some fields out of last beacon received */
2746 seq_printf(m, "Beacon Interval = %d Kus\n",
2747 local->last_bcn.beacon_intvl[0]
2748 + 256 * local->last_bcn.beacon_intvl[1]);
2750 p = local->last_bcn.elements;
2751 if (p[0] == C_ESSID_ELEMENT_ID)
2755 "Parse beacon failed at essid element id = %d\n",
2760 if (p[0] == C_SUPPORTED_RATES_ELEMENT_ID) {
2761 seq_puts(m, "Supported rate codes = ");
2762 for (i = 2; i < p[1] + 2; i++)
2763 seq_printf(m, "0x%02x ", p[i]);
2767 seq_puts(m, "Parse beacon failed at rates element\n");
2771 if (p[0] == C_FH_PARAM_SET_ELEMENT_ID) {
2772 pfh = (struct freq_hop_element *)p;
2773 seq_printf(m, "Hop dwell = %d Kus\n",
2774 pfh->dwell_time[0] +
2775 256 * pfh->dwell_time[1]);
2776 seq_printf(m, "Hop set = %d \n",
2778 seq_printf(m, "Hop pattern = %d \n",
2780 seq_printf(m, "Hop index = %d \n",
2785 "Parse beacon failed at FH param element\n");
2789 seq_puts(m, "No beacons received\n");
2794 static int ray_cs_proc_open(struct inode *inode, struct file *file)
2796 return single_open(file, ray_cs_proc_show, NULL);
2799 static const struct file_operations ray_cs_proc_fops = {
2800 .owner = THIS_MODULE,
2801 .open = ray_cs_proc_open,
2803 .llseek = seq_lseek,
2804 .release = single_release,
2807 /*===========================================================================*/
2808 static int build_auth_frame(ray_dev_t *local, UCHAR *dest, int auth_type)
2811 struct ccs __iomem *pccs;
2812 struct tx_msg __iomem *ptx;
2815 /* If no tx buffers available, return */
2816 if ((ccsindex = get_free_tx_ccs(local)) < 0) {
2817 pr_debug("ray_cs send authenticate - No free tx ccs\n");
2821 pccs = ccs_base(local) + ccsindex;
2823 /* Address in card space */
2824 addr = TX_BUF_BASE + (ccsindex << 11);
2825 /* fill in the CCS */
2826 writeb(CCS_TX_REQUEST, &pccs->cmd);
2827 writeb(addr >> 8, pccs->var.tx_request.tx_data_ptr);
2828 writeb(0x20, pccs->var.tx_request.tx_data_ptr + 1);
2829 writeb(TX_AUTHENTICATE_LENGTH_MSB, pccs->var.tx_request.tx_data_length);
2830 writeb(TX_AUTHENTICATE_LENGTH_LSB,
2831 pccs->var.tx_request.tx_data_length + 1);
2832 writeb(0, &pccs->var.tx_request.pow_sav_mode);
2834 ptx = local->sram + addr;
2835 /* fill in the mac header */
2836 writeb(PROTOCOL_VER | AUTHENTIC_TYPE, &ptx->mac.frame_ctl_1);
2837 writeb(0, &ptx->mac.frame_ctl_2);
2839 memcpy_toio(ptx->mac.addr_1, dest, ADDRLEN);
2840 memcpy_toio(ptx->mac.addr_2, local->sparm.b4.a_mac_addr, ADDRLEN);
2841 memcpy_toio(ptx->mac.addr_3, local->bss_id, ADDRLEN);
2843 /* Fill in msg body with protocol 00 00, sequence 01 00 ,status 00 00 */
2844 memset_io(ptx->var, 0, 6);
2845 writeb(auth_type & 0xff, ptx->var + 2);
2847 /* Interrupt the firmware to process the command */
2848 if (interrupt_ecf(local, ccsindex)) {
2850 "ray_cs send authentication request failed - ECF not ready for intr\n");
2851 writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status);
2855 } /* End build_auth_frame */
2857 /*===========================================================================*/
2858 #ifdef CONFIG_PROC_FS
2859 static void raycs_write(const char *name, write_proc_t *w, void *data)
2861 struct proc_dir_entry *entry =
2862 create_proc_entry(name, S_IFREG | S_IWUSR, NULL);
2864 entry->write_proc = w;
2869 static int write_essid(struct file *file, const char __user *buffer,
2870 unsigned long count, void *data)
2872 static char proc_essid[33];
2877 memset(proc_essid, 0, 33);
2878 if (copy_from_user(proc_essid, buffer, len))
2884 static int write_int(struct file *file, const char __user *buffer,
2885 unsigned long count, void *data)
2887 static char proc_number[10];
2896 if (copy_from_user(proc_number, buffer, count))
2902 unsigned int c = *p - '0';
2913 static struct pcmcia_device_id ray_ids[] = {
2914 PCMCIA_DEVICE_MANF_CARD(0x01a6, 0x0000),
2918 MODULE_DEVICE_TABLE(pcmcia, ray_ids);
2920 static struct pcmcia_driver ray_driver = {
2921 .owner = THIS_MODULE,
2926 .remove = ray_detach,
2927 .id_table = ray_ids,
2928 .suspend = ray_suspend,
2929 .resume = ray_resume,
2932 static int __init init_ray_cs(void)
2936 pr_debug("%s\n", rcsid);
2937 rc = pcmcia_register_driver(&ray_driver);
2938 pr_debug("raylink init_module register_pcmcia_driver returns 0x%x\n",
2941 #ifdef CONFIG_PROC_FS
2942 proc_mkdir("driver/ray_cs", NULL);
2944 proc_create("driver/ray_cs/ray_cs", 0, NULL, &ray_cs_proc_fops);
2945 raycs_write("driver/ray_cs/essid", write_essid, NULL);
2946 raycs_write("driver/ray_cs/net_type", write_int, &net_type);
2947 raycs_write("driver/ray_cs/translate", write_int, &translate);
2954 /*===========================================================================*/
2956 static void __exit exit_ray_cs(void)
2958 pr_debug("ray_cs: cleanup_module\n");
2960 #ifdef CONFIG_PROC_FS
2961 remove_proc_entry("driver/ray_cs/ray_cs", NULL);
2962 remove_proc_entry("driver/ray_cs/essid", NULL);
2963 remove_proc_entry("driver/ray_cs/net_type", NULL);
2964 remove_proc_entry("driver/ray_cs/translate", NULL);
2965 remove_proc_entry("driver/ray_cs", NULL);
2968 pcmcia_unregister_driver(&ray_driver);
2971 module_init(init_ray_cs);
2972 module_exit(exit_ray_cs);
2974 /*===========================================================================*/