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/string.h>
39 #include <linux/timer.h>
40 #include <linux/init.h>
41 #include <linux/netdevice.h>
42 #include <linux/etherdevice.h>
43 #include <linux/if_arp.h>
44 #include <linux/ioport.h>
45 #include <linux/skbuff.h>
46 #include <linux/ieee80211.h>
48 #include <pcmcia/cistpl.h>
49 #include <pcmcia/cisreg.h>
50 #include <pcmcia/ds.h>
52 #include <linux/wireless.h>
53 #include <net/iw_handler.h>
56 #include <asm/byteorder.h>
57 #include <asm/uaccess.h>
59 /* Warning : these stuff will slow down the driver... */
60 #define WIRELESS_SPY /* Enable spying addresses */
61 /* Definitions we need for spy */
62 typedef struct iw_statistics iw_stats
;
63 typedef u_char mac_addr
[ETH_ALEN
]; /* Hardware address */
69 /** Prototypes based on PCMCIA skeleton driver *******************************/
70 static int ray_config(struct pcmcia_device
*link
);
71 static void ray_release(struct pcmcia_device
*link
);
72 static void ray_detach(struct pcmcia_device
*p_dev
);
74 /***** Prototypes indicated by device structure ******************************/
75 static int ray_dev_close(struct net_device
*dev
);
76 static int ray_dev_config(struct net_device
*dev
, struct ifmap
*map
);
77 static struct net_device_stats
*ray_get_stats(struct net_device
*dev
);
78 static int ray_dev_init(struct net_device
*dev
);
80 static int ray_open(struct net_device
*dev
);
81 static netdev_tx_t
ray_dev_start_xmit(struct sk_buff
*skb
,
82 struct net_device
*dev
);
83 static void set_multicast_list(struct net_device
*dev
);
84 static void ray_update_multi_list(struct net_device
*dev
, int all
);
85 static int translate_frame(ray_dev_t
*local
, struct tx_msg __iomem
*ptx
,
86 unsigned char *data
, int len
);
87 static void ray_build_header(ray_dev_t
*local
, struct tx_msg __iomem
*ptx
,
88 UCHAR msg_type
, unsigned char *data
);
89 static void untranslate(ray_dev_t
*local
, struct sk_buff
*skb
, int len
);
90 static iw_stats
*ray_get_wireless_stats(struct net_device
*dev
);
91 static const struct iw_handler_def ray_handler_def
;
93 /***** Prototypes for raylink functions **************************************/
94 static void authenticate(ray_dev_t
*local
);
95 static int build_auth_frame(ray_dev_t
*local
, UCHAR
*dest
, int auth_type
);
96 static void authenticate_timeout(u_long
);
97 static int get_free_ccs(ray_dev_t
*local
);
98 static int get_free_tx_ccs(ray_dev_t
*local
);
99 static void init_startup_params(ray_dev_t
*local
);
100 static int parse_addr(char *in_str
, UCHAR
*out
);
101 static int ray_hw_xmit(unsigned char *data
, int len
, struct net_device
*dev
, UCHAR type
);
102 static int ray_init(struct net_device
*dev
);
103 static int interrupt_ecf(ray_dev_t
*local
, int ccs
);
104 static void ray_reset(struct net_device
*dev
);
105 static void ray_update_parm(struct net_device
*dev
, UCHAR objid
, UCHAR
*value
, int len
);
106 static void verify_dl_startup(u_long
);
108 /* Prototypes for interrpt time functions **********************************/
109 static irqreturn_t
ray_interrupt(int reg
, void *dev_id
);
110 static void clear_interrupt(ray_dev_t
*local
);
111 static void rx_deauthenticate(ray_dev_t
*local
, struct rcs __iomem
*prcs
,
112 unsigned int pkt_addr
, int rx_len
);
113 static int copy_from_rx_buff(ray_dev_t
*local
, UCHAR
*dest
, int pkt_addr
, int len
);
114 static void ray_rx(struct net_device
*dev
, ray_dev_t
*local
, struct rcs __iomem
*prcs
);
115 static void release_frag_chain(ray_dev_t
*local
, struct rcs __iomem
*prcs
);
116 static void rx_authenticate(ray_dev_t
*local
, struct rcs __iomem
*prcs
,
117 unsigned int pkt_addr
, int rx_len
);
118 static void rx_data(struct net_device
*dev
, struct rcs __iomem
*prcs
,
119 unsigned int pkt_addr
, int rx_len
);
120 static void associate(ray_dev_t
*local
);
122 /* Card command functions */
123 static int dl_startup_params(struct net_device
*dev
);
124 static void join_net(u_long local
);
125 static void start_net(u_long local
);
126 /* void start_net(ray_dev_t *local); */
128 /*===========================================================================*/
129 /* Parameters that can be set with 'insmod' */
131 /* ADHOC=0, Infrastructure=1 */
132 static int net_type
= ADHOC
;
134 /* Hop dwell time in Kus (1024 us units defined by 802.11) */
135 static int hop_dwell
= 128;
137 /* Beacon period in Kus */
138 static int beacon_period
= 256;
140 /* power save mode (0 = off, 1 = save power) */
143 /* String for network's Extended Service Set ID. 32 Characters max */
146 /* Default to encapsulation unless translation requested */
147 static bool translate
= 1;
149 static int country
= USA
;
155 /* 48 bit physical card address if overriding card's real physical
156 * address is required. Since IEEE 802.11 addresses are 48 bits
157 * like ethernet, an int can't be used, so a string is used. To
158 * allow use of addresses starting with a decimal digit, the first
159 * character must be a letter and will be ignored. This letter is
160 * followed by up to 12 hex digits which are the address. If less
161 * than 12 digits are used, the address will be left filled with 0's.
162 * Note that bit 0 of the first byte is the broadcast bit, and evil
163 * things will happen if it is not 0 in a card address.
165 static char *phy_addr
= NULL
;
167 static unsigned int ray_mem_speed
= 500;
169 /* WARNING: THIS DRIVER IS NOT CAPABLE OF HANDLING MULTIPLE DEVICES! */
170 static struct pcmcia_device
*this_device
= NULL
;
172 MODULE_AUTHOR("Corey Thomas <corey@world.std.com>");
173 MODULE_DESCRIPTION("Raylink/WebGear wireless LAN driver");
174 MODULE_LICENSE("GPL");
176 module_param(net_type
, int, 0);
177 module_param(hop_dwell
, int, 0);
178 module_param(beacon_period
, int, 0);
179 module_param(psm
, int, 0);
180 module_param(essid
, charp
, 0);
181 module_param(translate
, bool, 0);
182 module_param(country
, int, 0);
183 module_param(sniffer
, int, 0);
184 module_param(bc
, int, 0);
185 module_param(phy_addr
, charp
, 0);
186 module_param(ray_mem_speed
, int, 0);
188 static const UCHAR b5_default_startup_parms
[] = {
189 0, 0, /* Adhoc station */
190 'L', 'I', 'N', 'U', 'X', 0, 0, 0, /* 32 char ESSID */
191 0, 0, 0, 0, 0, 0, 0, 0,
192 0, 0, 0, 0, 0, 0, 0, 0,
193 0, 0, 0, 0, 0, 0, 0, 0,
194 1, 0, /* Active scan, CA Mode */
195 0, 0, 0, 0, 0, 0, /* No default MAC addr */
196 0x7f, 0xff, /* Frag threshold */
197 0x00, 0x80, /* Hop time 128 Kus */
198 0x01, 0x00, /* Beacon period 256 Kus */
199 0x01, 0x07, 0xa3, /* DTIM, retries, ack timeout */
200 0x1d, 0x82, 0x4e, /* SIFS, DIFS, PIFS */
201 0x7f, 0xff, /* RTS threshold */
202 0x04, 0xe2, 0x38, 0xA4, /* scan_dwell, max_scan_dwell */
203 0x05, /* assoc resp timeout thresh */
204 0x08, 0x02, 0x08, /* adhoc, infra, super cycle max */
205 0, /* Promiscuous mode */
206 0x0c, 0x0bd, /* Unique word */
207 0x32, /* Slot time */
208 0xff, 0xff, /* roam-low snr, low snr count */
209 0x05, 0xff, /* Infra, adhoc missed bcn thresh */
210 0x01, 0x0b, 0x4f, /* USA, hop pattern, hop pat length */
211 /* b4 - b5 differences start here */
212 0x00, 0x3f, /* CW max */
213 0x00, 0x0f, /* CW min */
214 0x04, 0x08, /* Noise gain, limit offset */
215 0x28, 0x28, /* det rssi, med busy offsets */
216 7, /* det sync thresh */
217 0, 2, 2, /* test mode, min, max */
218 0, /* allow broadcast SSID probe resp */
219 0, 0, /* privacy must start, can join */
220 2, 0, 0, 0, 0, 0, 0, 0 /* basic rate set */
223 static const UCHAR b4_default_startup_parms
[] = {
224 0, 0, /* Adhoc station */
225 'L', 'I', 'N', 'U', 'X', 0, 0, 0, /* 32 char ESSID */
226 0, 0, 0, 0, 0, 0, 0, 0,
227 0, 0, 0, 0, 0, 0, 0, 0,
228 0, 0, 0, 0, 0, 0, 0, 0,
229 1, 0, /* Active scan, CA Mode */
230 0, 0, 0, 0, 0, 0, /* No default MAC addr */
231 0x7f, 0xff, /* Frag threshold */
232 0x02, 0x00, /* Hop time */
233 0x00, 0x01, /* Beacon period */
234 0x01, 0x07, 0xa3, /* DTIM, retries, ack timeout */
235 0x1d, 0x82, 0xce, /* SIFS, DIFS, PIFS */
236 0x7f, 0xff, /* RTS threshold */
237 0xfb, 0x1e, 0xc7, 0x5c, /* scan_dwell, max_scan_dwell */
238 0x05, /* assoc resp timeout thresh */
239 0x04, 0x02, 0x4, /* adhoc, infra, super cycle max */
240 0, /* Promiscuous mode */
241 0x0c, 0x0bd, /* Unique word */
242 0x4e, /* Slot time (TBD seems wrong) */
243 0xff, 0xff, /* roam-low snr, low snr count */
244 0x05, 0xff, /* Infra, adhoc missed bcn thresh */
245 0x01, 0x0b, 0x4e, /* USA, hop pattern, hop pat length */
246 /* b4 - b5 differences start here */
247 0x3f, 0x0f, /* CW max, min */
248 0x04, 0x08, /* Noise gain, limit offset */
249 0x28, 0x28, /* det rssi, med busy offsets */
250 7, /* det sync thresh */
251 0, 2, 2 /* test mode, min, max */
254 /*===========================================================================*/
255 static const u8 eth2_llc
[] = { 0xaa, 0xaa, 3, 0, 0, 0 };
257 static const char hop_pattern_length
[] = { 1,
258 USA_HOP_MOD
, EUROPE_HOP_MOD
,
259 JAPAN_HOP_MOD
, KOREA_HOP_MOD
,
260 SPAIN_HOP_MOD
, FRANCE_HOP_MOD
,
261 ISRAEL_HOP_MOD
, AUSTRALIA_HOP_MOD
,
265 static const char rcsid
[] =
266 "Raylink/WebGear wireless LAN - Corey <Thomas corey@world.std.com>";
268 static const struct net_device_ops ray_netdev_ops
= {
269 .ndo_init
= ray_dev_init
,
270 .ndo_open
= ray_open
,
271 .ndo_stop
= ray_dev_close
,
272 .ndo_start_xmit
= ray_dev_start_xmit
,
273 .ndo_set_config
= ray_dev_config
,
274 .ndo_get_stats
= ray_get_stats
,
275 .ndo_set_rx_mode
= set_multicast_list
,
276 .ndo_change_mtu
= eth_change_mtu
,
277 .ndo_set_mac_address
= eth_mac_addr
,
278 .ndo_validate_addr
= eth_validate_addr
,
281 static int ray_probe(struct pcmcia_device
*p_dev
)
284 struct net_device
*dev
;
286 dev_dbg(&p_dev
->dev
, "ray_attach()\n");
288 /* Allocate space for private device-specific data */
289 dev
= alloc_etherdev(sizeof(ray_dev_t
));
293 local
= netdev_priv(dev
);
294 local
->finder
= p_dev
;
296 /* The io structure describes IO port mapping. None used here */
297 p_dev
->resource
[0]->end
= 0;
298 p_dev
->resource
[0]->flags
|= IO_DATA_PATH_WIDTH_8
;
300 /* General socket configuration */
301 p_dev
->config_flags
|= CONF_ENABLE_IRQ
;
302 p_dev
->config_index
= 1;
306 local
->finder
= p_dev
;
307 local
->card_status
= CARD_INSERTED
;
308 local
->authentication_state
= UNAUTHENTICATED
;
309 local
->num_multi
= 0;
310 dev_dbg(&p_dev
->dev
, "ray_attach p_dev = %p, dev = %p, local = %p, intr = %p\n",
311 p_dev
, dev
, local
, &ray_interrupt
);
313 /* Raylink entries in the device structure */
314 dev
->netdev_ops
= &ray_netdev_ops
;
315 dev
->wireless_handlers
= &ray_handler_def
;
317 local
->wireless_data
.spy_data
= &local
->spy_data
;
318 dev
->wireless_data
= &local
->wireless_data
;
319 #endif /* WIRELESS_SPY */
322 dev_dbg(&p_dev
->dev
, "ray_cs ray_attach calling ether_setup.)\n");
323 netif_stop_queue(dev
);
325 init_timer(&local
->timer
);
328 return ray_config(p_dev
);
334 static void ray_detach(struct pcmcia_device
*link
)
336 struct net_device
*dev
;
339 dev_dbg(&link
->dev
, "ray_detach\n");
346 local
= netdev_priv(dev
);
347 del_timer(&local
->timer
);
350 unregister_netdev(dev
);
353 dev_dbg(&link
->dev
, "ray_cs ray_detach ending\n");
356 #define MAX_TUPLE_SIZE 128
357 static int ray_config(struct pcmcia_device
*link
)
361 struct net_device
*dev
= (struct net_device
*)link
->priv
;
362 ray_dev_t
*local
= netdev_priv(dev
);
364 dev_dbg(&link
->dev
, "ray_config\n");
366 /* Determine card type and firmware version */
367 printk(KERN_INFO
"ray_cs Detected: %s%s%s%s\n",
368 link
->prod_id
[0] ? link
->prod_id
[0] : " ",
369 link
->prod_id
[1] ? link
->prod_id
[1] : " ",
370 link
->prod_id
[2] ? link
->prod_id
[2] : " ",
371 link
->prod_id
[3] ? link
->prod_id
[3] : " ");
373 /* Now allocate an interrupt line. Note that this does not
374 actually assign a handler to the interrupt.
376 ret
= pcmcia_request_irq(link
, ray_interrupt
);
379 dev
->irq
= link
->irq
;
381 ret
= pcmcia_enable_device(link
);
385 /*** Set up 32k window for shared memory (transmit and control) ************/
386 link
->resource
[2]->flags
|= WIN_DATA_WIDTH_8
| WIN_MEMORY_TYPE_CM
| WIN_ENABLE
| WIN_USE_WAIT
;
387 link
->resource
[2]->start
= 0;
388 link
->resource
[2]->end
= 0x8000;
389 ret
= pcmcia_request_window(link
, link
->resource
[2], ray_mem_speed
);
392 ret
= pcmcia_map_mem_page(link
, link
->resource
[2], 0);
395 local
->sram
= ioremap(link
->resource
[2]->start
,
396 resource_size(link
->resource
[2]));
398 /*** Set up 16k window for shared memory (receive buffer) ***************/
399 link
->resource
[3]->flags
|=
400 WIN_DATA_WIDTH_8
| WIN_MEMORY_TYPE_CM
| WIN_ENABLE
| WIN_USE_WAIT
;
401 link
->resource
[3]->start
= 0;
402 link
->resource
[3]->end
= 0x4000;
403 ret
= pcmcia_request_window(link
, link
->resource
[3], ray_mem_speed
);
406 ret
= pcmcia_map_mem_page(link
, link
->resource
[3], 0x8000);
409 local
->rmem
= ioremap(link
->resource
[3]->start
,
410 resource_size(link
->resource
[3]));
412 /*** Set up window for attribute memory ***********************************/
413 link
->resource
[4]->flags
|=
414 WIN_DATA_WIDTH_8
| WIN_MEMORY_TYPE_AM
| WIN_ENABLE
| WIN_USE_WAIT
;
415 link
->resource
[4]->start
= 0;
416 link
->resource
[4]->end
= 0x1000;
417 ret
= pcmcia_request_window(link
, link
->resource
[4], ray_mem_speed
);
420 ret
= pcmcia_map_mem_page(link
, link
->resource
[4], 0);
423 local
->amem
= ioremap(link
->resource
[4]->start
,
424 resource_size(link
->resource
[4]));
426 dev_dbg(&link
->dev
, "ray_config sram=%p\n", local
->sram
);
427 dev_dbg(&link
->dev
, "ray_config rmem=%p\n", local
->rmem
);
428 dev_dbg(&link
->dev
, "ray_config amem=%p\n", local
->amem
);
429 if (ray_init(dev
) < 0) {
434 SET_NETDEV_DEV(dev
, &link
->dev
);
435 i
= register_netdev(dev
);
437 printk("ray_config register_netdev() failed\n");
442 printk(KERN_INFO
"%s: RayLink, irq %d, hw_addr %pM\n",
443 dev
->name
, dev
->irq
, dev
->dev_addr
);
452 static inline struct ccs __iomem
*ccs_base(ray_dev_t
*dev
)
454 return dev
->sram
+ CCS_BASE
;
457 static inline struct rcs __iomem
*rcs_base(ray_dev_t
*dev
)
460 * This looks nonsensical, since there is a separate
461 * RCS_BASE. But the difference between a "struct rcs"
462 * and a "struct ccs" ends up being in the _index_ off
463 * the base, so the base pointer is the same for both
466 return dev
->sram
+ CCS_BASE
;
469 /*===========================================================================*/
470 static int ray_init(struct net_device
*dev
)
474 struct ccs __iomem
*pccs
;
475 ray_dev_t
*local
= netdev_priv(dev
);
476 struct pcmcia_device
*link
= local
->finder
;
477 dev_dbg(&link
->dev
, "ray_init(0x%p)\n", dev
);
478 if (!(pcmcia_dev_present(link
))) {
479 dev_dbg(&link
->dev
, "ray_init - device not present\n");
483 local
->net_type
= net_type
;
484 local
->sta_type
= TYPE_STA
;
486 /* Copy the startup results to local memory */
487 memcpy_fromio(&local
->startup_res
, local
->sram
+ ECF_TO_HOST_BASE
,
488 sizeof(struct startup_res_6
));
490 /* Check Power up test status and get mac address from card */
491 if (local
->startup_res
.startup_word
!= 0x80) {
492 printk(KERN_INFO
"ray_init ERROR card status = %2x\n",
493 local
->startup_res
.startup_word
);
494 local
->card_status
= CARD_INIT_ERROR
;
498 local
->fw_ver
= local
->startup_res
.firmware_version
[0];
499 local
->fw_bld
= local
->startup_res
.firmware_version
[1];
500 local
->fw_var
= local
->startup_res
.firmware_version
[2];
501 dev_dbg(&link
->dev
, "ray_init firmware version %d.%d\n", local
->fw_ver
,
504 local
->tib_length
= 0x20;
505 if ((local
->fw_ver
== 5) && (local
->fw_bld
>= 30))
506 local
->tib_length
= local
->startup_res
.tib_length
;
507 dev_dbg(&link
->dev
, "ray_init tib_length = 0x%02x\n", local
->tib_length
);
508 /* Initialize CCS's to buffer free state */
509 pccs
= ccs_base(local
);
510 for (i
= 0; i
< NUMBER_OF_CCS
; i
++) {
511 writeb(CCS_BUFFER_FREE
, &(pccs
++)->buffer_status
);
513 init_startup_params(local
);
515 /* copy mac address to startup parameters */
516 if (parse_addr(phy_addr
, local
->sparm
.b4
.a_mac_addr
)) {
517 p
= local
->sparm
.b4
.a_mac_addr
;
519 memcpy(&local
->sparm
.b4
.a_mac_addr
,
520 &local
->startup_res
.station_addr
, ADDRLEN
);
521 p
= local
->sparm
.b4
.a_mac_addr
;
524 clear_interrupt(local
); /* Clear any interrupt from the card */
525 local
->card_status
= CARD_AWAITING_PARAM
;
526 dev_dbg(&link
->dev
, "ray_init ending\n");
530 /*===========================================================================*/
531 /* Download startup parameters to the card and command it to read them */
532 static int dl_startup_params(struct net_device
*dev
)
535 ray_dev_t
*local
= netdev_priv(dev
);
536 struct ccs __iomem
*pccs
;
537 struct pcmcia_device
*link
= local
->finder
;
539 dev_dbg(&link
->dev
, "dl_startup_params entered\n");
540 if (!(pcmcia_dev_present(link
))) {
541 dev_dbg(&link
->dev
, "ray_cs dl_startup_params - device not present\n");
545 /* Copy parameters to host to ECF area */
546 if (local
->fw_ver
== 0x55)
547 memcpy_toio(local
->sram
+ HOST_TO_ECF_BASE
, &local
->sparm
.b4
,
548 sizeof(struct b4_startup_params
));
550 memcpy_toio(local
->sram
+ HOST_TO_ECF_BASE
, &local
->sparm
.b5
,
551 sizeof(struct b5_startup_params
));
553 /* Fill in the CCS fields for the ECF */
554 if ((ccsindex
= get_free_ccs(local
)) < 0)
556 local
->dl_param_ccs
= ccsindex
;
557 pccs
= ccs_base(local
) + ccsindex
;
558 writeb(CCS_DOWNLOAD_STARTUP_PARAMS
, &pccs
->cmd
);
559 dev_dbg(&link
->dev
, "dl_startup_params start ccsindex = %d\n",
560 local
->dl_param_ccs
);
561 /* Interrupt the firmware to process the command */
562 if (interrupt_ecf(local
, ccsindex
)) {
563 printk(KERN_INFO
"ray dl_startup_params failed - "
564 "ECF not ready for intr\n");
565 local
->card_status
= CARD_DL_PARAM_ERROR
;
566 writeb(CCS_BUFFER_FREE
, &(pccs
++)->buffer_status
);
569 local
->card_status
= CARD_DL_PARAM
;
570 /* Start kernel timer to wait for dl startup to complete. */
571 local
->timer
.expires
= jiffies
+ HZ
/ 2;
572 local
->timer
.data
= (long)local
;
573 local
->timer
.function
= verify_dl_startup
;
574 add_timer(&local
->timer
);
576 "ray_cs dl_startup_params started timer for verify_dl_startup\n");
578 } /* dl_startup_params */
580 /*===========================================================================*/
581 static void init_startup_params(ray_dev_t
*local
)
585 if (country
> JAPAN_TEST
)
587 else if (country
< USA
)
589 /* structure for hop time and beacon period is defined here using
590 * New 802.11D6.1 format. Card firmware is still using old format
593 * a_hop_time ms byte a_hop_time ms byte
594 * a_hop_time 2s byte a_hop_time ls byte
595 * a_hop_time ls byte a_beacon_period ms byte
596 * a_beacon_period a_beacon_period ls byte
598 * a_hop_time = uS a_hop_time = KuS
599 * a_beacon_period = hops a_beacon_period = KuS
600 *//* 64ms = 010000 */
601 if (local
->fw_ver
== 0x55) {
602 memcpy((UCHAR
*) &local
->sparm
.b4
, b4_default_startup_parms
,
603 sizeof(struct b4_startup_params
));
604 /* Translate sane kus input values to old build 4/5 format */
605 /* i = hop time in uS truncated to 3 bytes */
606 i
= (hop_dwell
* 1024) & 0xffffff;
607 local
->sparm
.b4
.a_hop_time
[0] = (i
>> 16) & 0xff;
608 local
->sparm
.b4
.a_hop_time
[1] = (i
>> 8) & 0xff;
609 local
->sparm
.b4
.a_beacon_period
[0] = 0;
610 local
->sparm
.b4
.a_beacon_period
[1] =
611 ((beacon_period
/ hop_dwell
) - 1) & 0xff;
612 local
->sparm
.b4
.a_curr_country_code
= country
;
613 local
->sparm
.b4
.a_hop_pattern_length
=
614 hop_pattern_length
[(int)country
] - 1;
616 local
->sparm
.b4
.a_ack_timeout
= 0x50;
617 local
->sparm
.b4
.a_sifs
= 0x3f;
619 } else { /* Version 5 uses real kus values */
620 memcpy((UCHAR
*) &local
->sparm
.b5
, b5_default_startup_parms
,
621 sizeof(struct b5_startup_params
));
623 local
->sparm
.b5
.a_hop_time
[0] = (hop_dwell
>> 8) & 0xff;
624 local
->sparm
.b5
.a_hop_time
[1] = hop_dwell
& 0xff;
625 local
->sparm
.b5
.a_beacon_period
[0] =
626 (beacon_period
>> 8) & 0xff;
627 local
->sparm
.b5
.a_beacon_period
[1] = beacon_period
& 0xff;
629 local
->sparm
.b5
.a_power_mgt_state
= 1;
630 local
->sparm
.b5
.a_curr_country_code
= country
;
631 local
->sparm
.b5
.a_hop_pattern_length
=
632 hop_pattern_length
[(int)country
];
635 local
->sparm
.b4
.a_network_type
= net_type
& 0x01;
636 local
->sparm
.b4
.a_acting_as_ap_status
= TYPE_STA
;
639 strncpy(local
->sparm
.b4
.a_current_ess_id
, essid
, ESSID_SIZE
);
640 } /* init_startup_params */
642 /*===========================================================================*/
643 static void verify_dl_startup(u_long data
)
645 ray_dev_t
*local
= (ray_dev_t
*) data
;
646 struct ccs __iomem
*pccs
= ccs_base(local
) + local
->dl_param_ccs
;
648 struct pcmcia_device
*link
= local
->finder
;
650 if (!(pcmcia_dev_present(link
))) {
651 dev_dbg(&link
->dev
, "ray_cs verify_dl_startup - device not present\n");
658 "verify_dl_startup parameters sent via ccs %d:\n",
659 local
->dl_param_ccs
);
660 for (i
= 0; i
< sizeof(struct b5_startup_params
); i
++) {
662 (unsigned int)readb(local
->sram
+
663 HOST_TO_ECF_BASE
+ i
));
669 status
= readb(&pccs
->buffer_status
);
670 if (status
!= CCS_BUFFER_FREE
) {
672 "Download startup params failed. Status = %d\n",
674 local
->card_status
= CARD_DL_PARAM_ERROR
;
677 if (local
->sparm
.b4
.a_network_type
== ADHOC
)
678 start_net((u_long
) local
);
680 join_net((u_long
) local
);
681 } /* end verify_dl_startup */
683 /*===========================================================================*/
684 /* Command card to start a network */
685 static void start_net(u_long data
)
687 ray_dev_t
*local
= (ray_dev_t
*) data
;
688 struct ccs __iomem
*pccs
;
690 struct pcmcia_device
*link
= local
->finder
;
691 if (!(pcmcia_dev_present(link
))) {
692 dev_dbg(&link
->dev
, "ray_cs start_net - device not present\n");
695 /* Fill in the CCS fields for the ECF */
696 if ((ccsindex
= get_free_ccs(local
)) < 0)
698 pccs
= ccs_base(local
) + ccsindex
;
699 writeb(CCS_START_NETWORK
, &pccs
->cmd
);
700 writeb(0, &pccs
->var
.start_network
.update_param
);
701 /* Interrupt the firmware to process the command */
702 if (interrupt_ecf(local
, ccsindex
)) {
703 dev_dbg(&link
->dev
, "ray start net failed - card not ready for intr\n");
704 writeb(CCS_BUFFER_FREE
, &(pccs
++)->buffer_status
);
707 local
->card_status
= CARD_DOING_ACQ
;
708 } /* end start_net */
710 /*===========================================================================*/
711 /* Command card to join a network */
712 static void join_net(u_long data
)
714 ray_dev_t
*local
= (ray_dev_t
*) data
;
716 struct ccs __iomem
*pccs
;
718 struct pcmcia_device
*link
= local
->finder
;
720 if (!(pcmcia_dev_present(link
))) {
721 dev_dbg(&link
->dev
, "ray_cs join_net - device not present\n");
724 /* Fill in the CCS fields for the ECF */
725 if ((ccsindex
= get_free_ccs(local
)) < 0)
727 pccs
= ccs_base(local
) + ccsindex
;
728 writeb(CCS_JOIN_NETWORK
, &pccs
->cmd
);
729 writeb(0, &pccs
->var
.join_network
.update_param
);
730 writeb(0, &pccs
->var
.join_network
.net_initiated
);
731 /* Interrupt the firmware to process the command */
732 if (interrupt_ecf(local
, ccsindex
)) {
733 dev_dbg(&link
->dev
, "ray join net failed - card not ready for intr\n");
734 writeb(CCS_BUFFER_FREE
, &(pccs
++)->buffer_status
);
737 local
->card_status
= CARD_DOING_ACQ
;
741 static void ray_release(struct pcmcia_device
*link
)
743 struct net_device
*dev
= link
->priv
;
744 ray_dev_t
*local
= netdev_priv(dev
);
746 dev_dbg(&link
->dev
, "ray_release\n");
748 del_timer(&local
->timer
);
750 iounmap(local
->sram
);
751 iounmap(local
->rmem
);
752 iounmap(local
->amem
);
753 pcmcia_disable_device(link
);
755 dev_dbg(&link
->dev
, "ray_release ending\n");
758 static int ray_suspend(struct pcmcia_device
*link
)
760 struct net_device
*dev
= link
->priv
;
763 netif_device_detach(dev
);
768 static int ray_resume(struct pcmcia_device
*link
)
770 struct net_device
*dev
= link
->priv
;
774 netif_device_attach(dev
);
780 /*===========================================================================*/
781 static int ray_dev_init(struct net_device
*dev
)
783 #ifdef RAY_IMMEDIATE_INIT
785 #endif /* RAY_IMMEDIATE_INIT */
786 ray_dev_t
*local
= netdev_priv(dev
);
787 struct pcmcia_device
*link
= local
->finder
;
789 dev_dbg(&link
->dev
, "ray_dev_init(dev=%p)\n", dev
);
790 if (!(pcmcia_dev_present(link
))) {
791 dev_dbg(&link
->dev
, "ray_dev_init - device not present\n");
794 #ifdef RAY_IMMEDIATE_INIT
795 /* Download startup parameters */
796 if ((i
= dl_startup_params(dev
)) < 0) {
797 printk(KERN_INFO
"ray_dev_init dl_startup_params failed - "
798 "returns 0x%x\n", i
);
801 #else /* RAY_IMMEDIATE_INIT */
802 /* Postpone the card init so that we can still configure the card,
803 * for example using the Wireless Extensions. The init will happen
804 * in ray_open() - Jean II */
806 "ray_dev_init: postponing card init to ray_open() ; Status = %d\n",
808 #endif /* RAY_IMMEDIATE_INIT */
810 /* copy mac and broadcast addresses to linux device */
811 memcpy(dev
->dev_addr
, &local
->sparm
.b4
.a_mac_addr
, ADDRLEN
);
812 memset(dev
->broadcast
, 0xff, ETH_ALEN
);
814 dev_dbg(&link
->dev
, "ray_dev_init ending\n");
818 /*===========================================================================*/
819 static int ray_dev_config(struct net_device
*dev
, struct ifmap
*map
)
821 ray_dev_t
*local
= netdev_priv(dev
);
822 struct pcmcia_device
*link
= local
->finder
;
823 /* Dummy routine to satisfy device structure */
824 dev_dbg(&link
->dev
, "ray_dev_config(dev=%p,ifmap=%p)\n", dev
, map
);
825 if (!(pcmcia_dev_present(link
))) {
826 dev_dbg(&link
->dev
, "ray_dev_config - device not present\n");
833 /*===========================================================================*/
834 static netdev_tx_t
ray_dev_start_xmit(struct sk_buff
*skb
,
835 struct net_device
*dev
)
837 ray_dev_t
*local
= netdev_priv(dev
);
838 struct pcmcia_device
*link
= local
->finder
;
839 short length
= skb
->len
;
841 if (!pcmcia_dev_present(link
)) {
842 dev_dbg(&link
->dev
, "ray_dev_start_xmit - device not present\n");
847 dev_dbg(&link
->dev
, "ray_dev_start_xmit(skb=%p, dev=%p)\n", skb
, dev
);
848 if (local
->authentication_state
== NEED_TO_AUTH
) {
849 dev_dbg(&link
->dev
, "ray_cs Sending authentication request.\n");
850 if (!build_auth_frame(local
, local
->auth_id
, OPEN_AUTH_REQUEST
)) {
851 local
->authentication_state
= AUTHENTICATED
;
852 netif_stop_queue(dev
);
853 return NETDEV_TX_BUSY
;
857 if (length
< ETH_ZLEN
) {
858 if (skb_padto(skb
, ETH_ZLEN
))
862 switch (ray_hw_xmit(skb
->data
, length
, dev
, DATA_TYPE
)) {
865 netif_stop_queue(dev
);
866 return NETDEV_TX_BUSY
;
875 } /* ray_dev_start_xmit */
877 /*===========================================================================*/
878 static int ray_hw_xmit(unsigned char *data
, int len
, struct net_device
*dev
,
881 ray_dev_t
*local
= netdev_priv(dev
);
882 struct ccs __iomem
*pccs
;
885 struct tx_msg __iomem
*ptx
; /* Address of xmit buffer in PC space */
886 short int addr
; /* Address of xmit buffer in card space */
888 pr_debug("ray_hw_xmit(data=%p, len=%d, dev=%p)\n", data
, len
, dev
);
889 if (len
+ TX_HEADER_LENGTH
> TX_BUF_SIZE
) {
890 printk(KERN_INFO
"ray_hw_xmit packet too large: %d bytes\n",
894 switch (ccsindex
= get_free_tx_ccs(local
)) {
896 pr_debug("ray_hw_xmit tx_ccs table busy\n");
898 pr_debug("ray_hw_xmit No free tx ccs\n");
900 netif_stop_queue(dev
);
905 addr
= TX_BUF_BASE
+ (ccsindex
<< 11);
907 if (msg_type
== DATA_TYPE
) {
908 local
->stats
.tx_bytes
+= len
;
909 local
->stats
.tx_packets
++;
912 ptx
= local
->sram
+ addr
;
914 ray_build_header(local
, ptx
, msg_type
, data
);
916 offset
= translate_frame(local
, ptx
, data
, len
);
917 } else { /* Encapsulate frame */
918 /* TBD TIB length will move address of ptx->var */
919 memcpy_toio(&ptx
->var
, data
, len
);
923 /* fill in the CCS */
924 pccs
= ccs_base(local
) + ccsindex
;
925 len
+= TX_HEADER_LENGTH
+ offset
;
926 writeb(CCS_TX_REQUEST
, &pccs
->cmd
);
927 writeb(addr
>> 8, &pccs
->var
.tx_request
.tx_data_ptr
[0]);
928 writeb(local
->tib_length
, &pccs
->var
.tx_request
.tx_data_ptr
[1]);
929 writeb(len
>> 8, &pccs
->var
.tx_request
.tx_data_length
[0]);
930 writeb(len
& 0xff, &pccs
->var
.tx_request
.tx_data_length
[1]);
931 /* TBD still need psm_cam? */
932 writeb(PSM_CAM
, &pccs
->var
.tx_request
.pow_sav_mode
);
933 writeb(local
->net_default_tx_rate
, &pccs
->var
.tx_request
.tx_rate
);
934 writeb(0, &pccs
->var
.tx_request
.antenna
);
935 pr_debug("ray_hw_xmit default_tx_rate = 0x%x\n",
936 local
->net_default_tx_rate
);
938 /* Interrupt the firmware to process the command */
939 if (interrupt_ecf(local
, ccsindex
)) {
940 pr_debug("ray_hw_xmit failed - ECF not ready for intr\n");
941 /* TBD very inefficient to copy packet to buffer, and then not
942 send it, but the alternative is to queue the messages and that
943 won't be done for a while. Maybe set tbusy until a CCS is free?
945 writeb(CCS_BUFFER_FREE
, &pccs
->buffer_status
);
949 } /* end ray_hw_xmit */
951 /*===========================================================================*/
952 static int translate_frame(ray_dev_t
*local
, struct tx_msg __iomem
*ptx
,
953 unsigned char *data
, int len
)
955 __be16 proto
= ((struct ethhdr
*)data
)->h_proto
;
956 if (ntohs(proto
) >= ETH_P_802_3_MIN
) { /* DIX II ethernet frame */
957 pr_debug("ray_cs translate_frame DIX II\n");
958 /* Copy LLC header to card buffer */
959 memcpy_toio(&ptx
->var
, eth2_llc
, sizeof(eth2_llc
));
960 memcpy_toio(((void __iomem
*)&ptx
->var
) + sizeof(eth2_llc
),
961 (UCHAR
*) &proto
, 2);
962 if (proto
== htons(ETH_P_AARP
) || proto
== htons(ETH_P_IPX
)) {
963 /* This is the selective translation table, only 2 entries */
965 &((struct snaphdr_t __iomem
*)ptx
->var
)->org
[3]);
967 /* Copy body of ethernet packet without ethernet header */
968 memcpy_toio((void __iomem
*)&ptx
->var
+
969 sizeof(struct snaphdr_t
), data
+ ETH_HLEN
,
971 return (int)sizeof(struct snaphdr_t
) - ETH_HLEN
;
972 } else { /* already 802 type, and proto is length */
973 pr_debug("ray_cs translate_frame 802\n");
974 if (proto
== htons(0xffff)) { /* evil netware IPX 802.3 without LLC */
975 pr_debug("ray_cs translate_frame evil IPX\n");
976 memcpy_toio(&ptx
->var
, data
+ ETH_HLEN
, len
- ETH_HLEN
);
979 memcpy_toio(&ptx
->var
, data
+ ETH_HLEN
, len
- ETH_HLEN
);
982 /* TBD do other frame types */
983 } /* end translate_frame */
985 /*===========================================================================*/
986 static void ray_build_header(ray_dev_t
*local
, struct tx_msg __iomem
*ptx
,
987 UCHAR msg_type
, unsigned char *data
)
989 writeb(PROTOCOL_VER
| msg_type
, &ptx
->mac
.frame_ctl_1
);
990 /*** IEEE 802.11 Address field assignments *************
991 TODS FROMDS addr_1 addr_2 addr_3 addr_4
992 Adhoc 0 0 dest src (terminal) BSSID N/A
993 AP to Terminal 0 1 dest AP(BSSID) source N/A
994 Terminal to AP 1 0 AP(BSSID) src (terminal) dest N/A
995 AP to AP 1 1 dest AP src AP dest source
996 *******************************************************/
997 if (local
->net_type
== ADHOC
) {
998 writeb(0, &ptx
->mac
.frame_ctl_2
);
999 memcpy_toio(ptx
->mac
.addr_1
, ((struct ethhdr
*)data
)->h_dest
,
1001 memcpy_toio(ptx
->mac
.addr_3
, local
->bss_id
, ADDRLEN
);
1002 } else { /* infrastructure */
1004 if (local
->sparm
.b4
.a_acting_as_ap_status
) {
1005 writeb(FC2_FROM_DS
, &ptx
->mac
.frame_ctl_2
);
1006 memcpy_toio(ptx
->mac
.addr_1
,
1007 ((struct ethhdr
*)data
)->h_dest
, ADDRLEN
);
1008 memcpy_toio(ptx
->mac
.addr_2
, local
->bss_id
, 6);
1009 memcpy_toio(ptx
->mac
.addr_3
,
1010 ((struct ethhdr
*)data
)->h_source
, ADDRLEN
);
1011 } else { /* Terminal */
1013 writeb(FC2_TO_DS
, &ptx
->mac
.frame_ctl_2
);
1014 memcpy_toio(ptx
->mac
.addr_1
, local
->bss_id
, ADDRLEN
);
1015 memcpy_toio(ptx
->mac
.addr_2
,
1016 ((struct ethhdr
*)data
)->h_source
, ADDRLEN
);
1017 memcpy_toio(ptx
->mac
.addr_3
,
1018 ((struct ethhdr
*)data
)->h_dest
, ADDRLEN
);
1021 } /* end encapsulate_frame */
1023 /*====================================================================*/
1025 /*------------------------------------------------------------------*/
1027 * Wireless Handler : get protocol name
1029 static int ray_get_name(struct net_device
*dev
, struct iw_request_info
*info
,
1030 union iwreq_data
*wrqu
, char *extra
)
1032 strcpy(wrqu
->name
, "IEEE 802.11-FH");
1036 /*------------------------------------------------------------------*/
1038 * Wireless Handler : set frequency
1040 static int ray_set_freq(struct net_device
*dev
, struct iw_request_info
*info
,
1041 union iwreq_data
*wrqu
, char *extra
)
1043 ray_dev_t
*local
= netdev_priv(dev
);
1044 int err
= -EINPROGRESS
; /* Call commit handler */
1046 /* Reject if card is already initialised */
1047 if (local
->card_status
!= CARD_AWAITING_PARAM
)
1050 /* Setting by channel number */
1051 if ((wrqu
->freq
.m
> USA_HOP_MOD
) || (wrqu
->freq
.e
> 0))
1054 local
->sparm
.b5
.a_hop_pattern
= wrqu
->freq
.m
;
1059 /*------------------------------------------------------------------*/
1061 * Wireless Handler : get frequency
1063 static int ray_get_freq(struct net_device
*dev
, struct iw_request_info
*info
,
1064 union iwreq_data
*wrqu
, char *extra
)
1066 ray_dev_t
*local
= netdev_priv(dev
);
1068 wrqu
->freq
.m
= local
->sparm
.b5
.a_hop_pattern
;
1073 /*------------------------------------------------------------------*/
1075 * Wireless Handler : set ESSID
1077 static int ray_set_essid(struct net_device
*dev
, struct iw_request_info
*info
,
1078 union iwreq_data
*wrqu
, char *extra
)
1080 ray_dev_t
*local
= netdev_priv(dev
);
1082 /* Reject if card is already initialised */
1083 if (local
->card_status
!= CARD_AWAITING_PARAM
)
1086 /* Check if we asked for `any' */
1087 if (wrqu
->essid
.flags
== 0)
1088 /* Corey : can you do that ? */
1091 /* Check the size of the string */
1092 if (wrqu
->essid
.length
> IW_ESSID_MAX_SIZE
)
1095 /* Set the ESSID in the card */
1096 memset(local
->sparm
.b5
.a_current_ess_id
, 0, IW_ESSID_MAX_SIZE
);
1097 memcpy(local
->sparm
.b5
.a_current_ess_id
, extra
, wrqu
->essid
.length
);
1099 return -EINPROGRESS
; /* Call commit handler */
1102 /*------------------------------------------------------------------*/
1104 * Wireless Handler : get ESSID
1106 static int ray_get_essid(struct net_device
*dev
, struct iw_request_info
*info
,
1107 union iwreq_data
*wrqu
, char *extra
)
1109 ray_dev_t
*local
= netdev_priv(dev
);
1110 UCHAR tmp
[IW_ESSID_MAX_SIZE
+ 1];
1112 /* Get the essid that was set */
1113 memcpy(extra
, local
->sparm
.b5
.a_current_ess_id
, IW_ESSID_MAX_SIZE
);
1114 memcpy(tmp
, local
->sparm
.b5
.a_current_ess_id
, IW_ESSID_MAX_SIZE
);
1115 tmp
[IW_ESSID_MAX_SIZE
] = '\0';
1118 wrqu
->essid
.length
= strlen(tmp
);
1119 wrqu
->essid
.flags
= 1; /* active */
1124 /*------------------------------------------------------------------*/
1126 * Wireless Handler : get AP address
1128 static int ray_get_wap(struct net_device
*dev
, struct iw_request_info
*info
,
1129 union iwreq_data
*wrqu
, char *extra
)
1131 ray_dev_t
*local
= netdev_priv(dev
);
1133 memcpy(wrqu
->ap_addr
.sa_data
, local
->bss_id
, ETH_ALEN
);
1134 wrqu
->ap_addr
.sa_family
= ARPHRD_ETHER
;
1139 /*------------------------------------------------------------------*/
1141 * Wireless Handler : set Bit-Rate
1143 static int ray_set_rate(struct net_device
*dev
, struct iw_request_info
*info
,
1144 union iwreq_data
*wrqu
, char *extra
)
1146 ray_dev_t
*local
= netdev_priv(dev
);
1148 /* Reject if card is already initialised */
1149 if (local
->card_status
!= CARD_AWAITING_PARAM
)
1152 /* Check if rate is in range */
1153 if ((wrqu
->bitrate
.value
!= 1000000) && (wrqu
->bitrate
.value
!= 2000000))
1156 /* Hack for 1.5 Mb/s instead of 2 Mb/s */
1157 if ((local
->fw_ver
== 0x55) && /* Please check */
1158 (wrqu
->bitrate
.value
== 2000000))
1159 local
->net_default_tx_rate
= 3;
1161 local
->net_default_tx_rate
= wrqu
->bitrate
.value
/ 500000;
1166 /*------------------------------------------------------------------*/
1168 * Wireless Handler : get Bit-Rate
1170 static int ray_get_rate(struct net_device
*dev
, struct iw_request_info
*info
,
1171 union iwreq_data
*wrqu
, char *extra
)
1173 ray_dev_t
*local
= netdev_priv(dev
);
1175 if (local
->net_default_tx_rate
== 3)
1176 wrqu
->bitrate
.value
= 2000000; /* Hum... */
1178 wrqu
->bitrate
.value
= local
->net_default_tx_rate
* 500000;
1179 wrqu
->bitrate
.fixed
= 0; /* We are in auto mode */
1184 /*------------------------------------------------------------------*/
1186 * Wireless Handler : set RTS threshold
1188 static int ray_set_rts(struct net_device
*dev
, struct iw_request_info
*info
,
1189 union iwreq_data
*wrqu
, char *extra
)
1191 ray_dev_t
*local
= netdev_priv(dev
);
1192 int rthr
= wrqu
->rts
.value
;
1194 /* Reject if card is already initialised */
1195 if (local
->card_status
!= CARD_AWAITING_PARAM
)
1198 /* if(wrq->u.rts.fixed == 0) we should complain */
1199 if (wrqu
->rts
.disabled
)
1202 if ((rthr
< 0) || (rthr
> 2347)) /* What's the max packet size ??? */
1205 local
->sparm
.b5
.a_rts_threshold
[0] = (rthr
>> 8) & 0xFF;
1206 local
->sparm
.b5
.a_rts_threshold
[1] = rthr
& 0xFF;
1208 return -EINPROGRESS
; /* Call commit handler */
1211 /*------------------------------------------------------------------*/
1213 * Wireless Handler : get RTS threshold
1215 static int ray_get_rts(struct net_device
*dev
, struct iw_request_info
*info
,
1216 union iwreq_data
*wrqu
, char *extra
)
1218 ray_dev_t
*local
= netdev_priv(dev
);
1220 wrqu
->rts
.value
= (local
->sparm
.b5
.a_rts_threshold
[0] << 8)
1221 + local
->sparm
.b5
.a_rts_threshold
[1];
1222 wrqu
->rts
.disabled
= (wrqu
->rts
.value
== 32767);
1223 wrqu
->rts
.fixed
= 1;
1228 /*------------------------------------------------------------------*/
1230 * Wireless Handler : set Fragmentation threshold
1232 static int ray_set_frag(struct net_device
*dev
, struct iw_request_info
*info
,
1233 union iwreq_data
*wrqu
, char *extra
)
1235 ray_dev_t
*local
= netdev_priv(dev
);
1236 int fthr
= wrqu
->frag
.value
;
1238 /* Reject if card is already initialised */
1239 if (local
->card_status
!= CARD_AWAITING_PARAM
)
1242 /* if(wrq->u.frag.fixed == 0) should complain */
1243 if (wrqu
->frag
.disabled
)
1246 if ((fthr
< 256) || (fthr
> 2347)) /* To check out ! */
1249 local
->sparm
.b5
.a_frag_threshold
[0] = (fthr
>> 8) & 0xFF;
1250 local
->sparm
.b5
.a_frag_threshold
[1] = fthr
& 0xFF;
1252 return -EINPROGRESS
; /* Call commit handler */
1255 /*------------------------------------------------------------------*/
1257 * Wireless Handler : get Fragmentation threshold
1259 static int ray_get_frag(struct net_device
*dev
, struct iw_request_info
*info
,
1260 union iwreq_data
*wrqu
, char *extra
)
1262 ray_dev_t
*local
= netdev_priv(dev
);
1264 wrqu
->frag
.value
= (local
->sparm
.b5
.a_frag_threshold
[0] << 8)
1265 + local
->sparm
.b5
.a_frag_threshold
[1];
1266 wrqu
->frag
.disabled
= (wrqu
->frag
.value
== 32767);
1267 wrqu
->frag
.fixed
= 1;
1272 /*------------------------------------------------------------------*/
1274 * Wireless Handler : set Mode of Operation
1276 static int ray_set_mode(struct net_device
*dev
, struct iw_request_info
*info
,
1277 union iwreq_data
*wrqu
, char *extra
)
1279 ray_dev_t
*local
= netdev_priv(dev
);
1280 int err
= -EINPROGRESS
; /* Call commit handler */
1283 /* Reject if card is already initialised */
1284 if (local
->card_status
!= CARD_AWAITING_PARAM
)
1287 switch (wrqu
->mode
) {
1292 local
->sparm
.b5
.a_network_type
= card_mode
;
1301 /*------------------------------------------------------------------*/
1303 * Wireless Handler : get Mode of Operation
1305 static int ray_get_mode(struct net_device
*dev
, struct iw_request_info
*info
,
1306 union iwreq_data
*wrqu
, char *extra
)
1308 ray_dev_t
*local
= netdev_priv(dev
);
1310 if (local
->sparm
.b5
.a_network_type
)
1311 wrqu
->mode
= IW_MODE_INFRA
;
1313 wrqu
->mode
= IW_MODE_ADHOC
;
1318 /*------------------------------------------------------------------*/
1320 * Wireless Handler : get range info
1322 static int ray_get_range(struct net_device
*dev
, struct iw_request_info
*info
,
1323 union iwreq_data
*wrqu
, char *extra
)
1325 struct iw_range
*range
= (struct iw_range
*)extra
;
1327 memset(range
, 0, sizeof(struct iw_range
));
1329 /* Set the length (very important for backward compatibility) */
1330 wrqu
->data
.length
= sizeof(struct iw_range
);
1332 /* Set the Wireless Extension versions */
1333 range
->we_version_compiled
= WIRELESS_EXT
;
1334 range
->we_version_source
= 9;
1336 /* Set information in the range struct */
1337 range
->throughput
= 1.1 * 1000 * 1000; /* Put the right number here */
1338 range
->num_channels
= hop_pattern_length
[(int)country
];
1339 range
->num_frequency
= 0;
1340 range
->max_qual
.qual
= 0;
1341 range
->max_qual
.level
= 255; /* What's the correct value ? */
1342 range
->max_qual
.noise
= 255; /* Idem */
1343 range
->num_bitrates
= 2;
1344 range
->bitrate
[0] = 1000000; /* 1 Mb/s */
1345 range
->bitrate
[1] = 2000000; /* 2 Mb/s */
1349 /*------------------------------------------------------------------*/
1351 * Wireless Private Handler : set framing mode
1353 static int ray_set_framing(struct net_device
*dev
, struct iw_request_info
*info
,
1354 union iwreq_data
*wrqu
, char *extra
)
1356 translate
= !!*(extra
); /* Set framing mode */
1361 /*------------------------------------------------------------------*/
1363 * Wireless Private Handler : get framing mode
1365 static int ray_get_framing(struct net_device
*dev
, struct iw_request_info
*info
,
1366 union iwreq_data
*wrqu
, char *extra
)
1368 *(extra
) = translate
;
1373 /*------------------------------------------------------------------*/
1375 * Wireless Private Handler : get country
1377 static int ray_get_country(struct net_device
*dev
, struct iw_request_info
*info
,
1378 union iwreq_data
*wrqu
, char *extra
)
1385 /*------------------------------------------------------------------*/
1387 * Commit handler : called after a bunch of SET operations
1389 static int ray_commit(struct net_device
*dev
, struct iw_request_info
*info
,
1390 union iwreq_data
*wrqu
, char *extra
)
1395 /*------------------------------------------------------------------*/
1397 * Stats handler : return Wireless Stats
1399 static iw_stats
*ray_get_wireless_stats(struct net_device
*dev
)
1401 ray_dev_t
*local
= netdev_priv(dev
);
1402 struct pcmcia_device
*link
= local
->finder
;
1403 struct status __iomem
*p
= local
->sram
+ STATUS_BASE
;
1405 local
->wstats
.status
= local
->card_status
;
1407 if ((local
->spy_data
.spy_number
> 0)
1408 && (local
->sparm
.b5
.a_network_type
== 0)) {
1409 /* Get it from the first node in spy list */
1410 local
->wstats
.qual
.qual
= local
->spy_data
.spy_stat
[0].qual
;
1411 local
->wstats
.qual
.level
= local
->spy_data
.spy_stat
[0].level
;
1412 local
->wstats
.qual
.noise
= local
->spy_data
.spy_stat
[0].noise
;
1413 local
->wstats
.qual
.updated
=
1414 local
->spy_data
.spy_stat
[0].updated
;
1416 #endif /* WIRELESS_SPY */
1418 if (pcmcia_dev_present(link
)) {
1419 local
->wstats
.qual
.noise
= readb(&p
->rxnoise
);
1420 local
->wstats
.qual
.updated
|= 4;
1423 return &local
->wstats
;
1424 } /* end ray_get_wireless_stats */
1426 /*------------------------------------------------------------------*/
1428 * Structures to export the Wireless Handlers
1431 static const iw_handler ray_handler
[] = {
1432 IW_HANDLER(SIOCSIWCOMMIT
, ray_commit
),
1433 IW_HANDLER(SIOCGIWNAME
, ray_get_name
),
1434 IW_HANDLER(SIOCSIWFREQ
, ray_set_freq
),
1435 IW_HANDLER(SIOCGIWFREQ
, ray_get_freq
),
1436 IW_HANDLER(SIOCSIWMODE
, ray_set_mode
),
1437 IW_HANDLER(SIOCGIWMODE
, ray_get_mode
),
1438 IW_HANDLER(SIOCGIWRANGE
, ray_get_range
),
1440 IW_HANDLER(SIOCSIWSPY
, iw_handler_set_spy
),
1441 IW_HANDLER(SIOCGIWSPY
, iw_handler_get_spy
),
1442 IW_HANDLER(SIOCSIWTHRSPY
, iw_handler_set_thrspy
),
1443 IW_HANDLER(SIOCGIWTHRSPY
, iw_handler_get_thrspy
),
1444 #endif /* WIRELESS_SPY */
1445 IW_HANDLER(SIOCGIWAP
, ray_get_wap
),
1446 IW_HANDLER(SIOCSIWESSID
, ray_set_essid
),
1447 IW_HANDLER(SIOCGIWESSID
, ray_get_essid
),
1448 IW_HANDLER(SIOCSIWRATE
, ray_set_rate
),
1449 IW_HANDLER(SIOCGIWRATE
, ray_get_rate
),
1450 IW_HANDLER(SIOCSIWRTS
, ray_set_rts
),
1451 IW_HANDLER(SIOCGIWRTS
, ray_get_rts
),
1452 IW_HANDLER(SIOCSIWFRAG
, ray_set_frag
),
1453 IW_HANDLER(SIOCGIWFRAG
, ray_get_frag
),
1456 #define SIOCSIPFRAMING SIOCIWFIRSTPRIV /* Set framing mode */
1457 #define SIOCGIPFRAMING SIOCIWFIRSTPRIV + 1 /* Get framing mode */
1458 #define SIOCGIPCOUNTRY SIOCIWFIRSTPRIV + 3 /* Get country code */
1460 static const iw_handler ray_private_handler
[] = {
1461 [0] = ray_set_framing
,
1462 [1] = ray_get_framing
,
1463 [3] = ray_get_country
,
1466 static const struct iw_priv_args ray_private_args
[] = {
1467 /* cmd, set_args, get_args, name */
1468 {SIOCSIPFRAMING
, IW_PRIV_TYPE_BYTE
| IW_PRIV_SIZE_FIXED
| 1, 0,
1470 {SIOCGIPFRAMING
, 0, IW_PRIV_TYPE_BYTE
| IW_PRIV_SIZE_FIXED
| 1,
1472 {SIOCGIPCOUNTRY
, 0, IW_PRIV_TYPE_BYTE
| IW_PRIV_SIZE_FIXED
| 1,
1476 static const struct iw_handler_def ray_handler_def
= {
1477 .num_standard
= ARRAY_SIZE(ray_handler
),
1478 .num_private
= ARRAY_SIZE(ray_private_handler
),
1479 .num_private_args
= ARRAY_SIZE(ray_private_args
),
1480 .standard
= ray_handler
,
1481 .private = ray_private_handler
,
1482 .private_args
= ray_private_args
,
1483 .get_wireless_stats
= ray_get_wireless_stats
,
1486 /*===========================================================================*/
1487 static int ray_open(struct net_device
*dev
)
1489 ray_dev_t
*local
= netdev_priv(dev
);
1490 struct pcmcia_device
*link
;
1491 link
= local
->finder
;
1493 dev_dbg(&link
->dev
, "ray_open('%s')\n", dev
->name
);
1495 if (link
->open
== 0)
1496 local
->num_multi
= 0;
1499 /* If the card is not started, time to start it ! - Jean II */
1500 if (local
->card_status
== CARD_AWAITING_PARAM
) {
1503 dev_dbg(&link
->dev
, "ray_open: doing init now !\n");
1505 /* Download startup parameters */
1506 if ((i
= dl_startup_params(dev
)) < 0) {
1508 "ray_dev_init dl_startup_params failed - "
1509 "returns 0x%x\n", i
);
1515 netif_stop_queue(dev
);
1517 netif_start_queue(dev
);
1519 dev_dbg(&link
->dev
, "ray_open ending\n");
1521 } /* end ray_open */
1523 /*===========================================================================*/
1524 static int ray_dev_close(struct net_device
*dev
)
1526 ray_dev_t
*local
= netdev_priv(dev
);
1527 struct pcmcia_device
*link
;
1528 link
= local
->finder
;
1530 dev_dbg(&link
->dev
, "ray_dev_close('%s')\n", dev
->name
);
1533 netif_stop_queue(dev
);
1535 /* In here, we should stop the hardware (stop card from beeing active)
1536 * and set local->card_status to CARD_AWAITING_PARAM, so that while the
1537 * card is closed we can chage its configuration.
1538 * Probably also need a COR reset to get sane state - Jean II */
1541 } /* end ray_dev_close */
1543 /*===========================================================================*/
1544 static void ray_reset(struct net_device
*dev
)
1546 pr_debug("ray_reset entered\n");
1549 /*===========================================================================*/
1550 /* Cause a firmware interrupt if it is ready for one */
1551 /* Return nonzero if not ready */
1552 static int interrupt_ecf(ray_dev_t
*local
, int ccs
)
1555 struct pcmcia_device
*link
= local
->finder
;
1557 if (!(pcmcia_dev_present(link
))) {
1558 dev_dbg(&link
->dev
, "ray_cs interrupt_ecf - device not present\n");
1561 dev_dbg(&link
->dev
, "interrupt_ecf(local=%p, ccs = 0x%x\n", local
, ccs
);
1564 (readb(local
->amem
+ CIS_OFFSET
+ ECF_INTR_OFFSET
) &
1568 dev_dbg(&link
->dev
, "ray_cs interrupt_ecf card not ready for interrupt\n");
1571 /* Fill the mailbox, then kick the card */
1572 writeb(ccs
, local
->sram
+ SCB_BASE
);
1573 writeb(ECF_INTR_SET
, local
->amem
+ CIS_OFFSET
+ ECF_INTR_OFFSET
);
1575 } /* interrupt_ecf */
1577 /*===========================================================================*/
1578 /* Get next free transmit CCS */
1579 /* Return - index of current tx ccs */
1580 static int get_free_tx_ccs(ray_dev_t
*local
)
1583 struct ccs __iomem
*pccs
= ccs_base(local
);
1584 struct pcmcia_device
*link
= local
->finder
;
1586 if (!(pcmcia_dev_present(link
))) {
1587 dev_dbg(&link
->dev
, "ray_cs get_free_tx_ccs - device not present\n");
1591 if (test_and_set_bit(0, &local
->tx_ccs_lock
)) {
1592 dev_dbg(&link
->dev
, "ray_cs tx_ccs_lock busy\n");
1596 for (i
= 0; i
< NUMBER_OF_TX_CCS
; i
++) {
1597 if (readb(&(pccs
+ i
)->buffer_status
) == CCS_BUFFER_FREE
) {
1598 writeb(CCS_BUFFER_BUSY
, &(pccs
+ i
)->buffer_status
);
1599 writeb(CCS_END_LIST
, &(pccs
+ i
)->link
);
1600 local
->tx_ccs_lock
= 0;
1604 local
->tx_ccs_lock
= 0;
1605 dev_dbg(&link
->dev
, "ray_cs ERROR no free tx CCS for raylink card\n");
1607 } /* get_free_tx_ccs */
1609 /*===========================================================================*/
1610 /* Get next free CCS */
1611 /* Return - index of current ccs */
1612 static int get_free_ccs(ray_dev_t
*local
)
1615 struct ccs __iomem
*pccs
= ccs_base(local
);
1616 struct pcmcia_device
*link
= local
->finder
;
1618 if (!(pcmcia_dev_present(link
))) {
1619 dev_dbg(&link
->dev
, "ray_cs get_free_ccs - device not present\n");
1622 if (test_and_set_bit(0, &local
->ccs_lock
)) {
1623 dev_dbg(&link
->dev
, "ray_cs ccs_lock busy\n");
1627 for (i
= NUMBER_OF_TX_CCS
; i
< NUMBER_OF_CCS
; i
++) {
1628 if (readb(&(pccs
+ i
)->buffer_status
) == CCS_BUFFER_FREE
) {
1629 writeb(CCS_BUFFER_BUSY
, &(pccs
+ i
)->buffer_status
);
1630 writeb(CCS_END_LIST
, &(pccs
+ i
)->link
);
1631 local
->ccs_lock
= 0;
1635 local
->ccs_lock
= 0;
1636 dev_dbg(&link
->dev
, "ray_cs ERROR no free CCS for raylink card\n");
1638 } /* get_free_ccs */
1640 /*===========================================================================*/
1641 static void authenticate_timeout(u_long data
)
1643 ray_dev_t
*local
= (ray_dev_t
*) data
;
1644 del_timer(&local
->timer
);
1645 printk(KERN_INFO
"ray_cs Authentication with access point failed"
1647 join_net((u_long
) local
);
1650 /*===========================================================================*/
1651 static int parse_addr(char *in_str
, UCHAR
*out
)
1659 if ((len
= strlen(in_str
)) < 2)
1661 memset(out
, 0, ADDRLEN
);
1670 if ((k
= hex_to_bin(in_str
[j
--])) != -1)
1677 if ((k
= hex_to_bin(in_str
[j
--])) != -1)
1687 /*===========================================================================*/
1688 static struct net_device_stats
*ray_get_stats(struct net_device
*dev
)
1690 ray_dev_t
*local
= netdev_priv(dev
);
1691 struct pcmcia_device
*link
= local
->finder
;
1692 struct status __iomem
*p
= local
->sram
+ STATUS_BASE
;
1693 if (!(pcmcia_dev_present(link
))) {
1694 dev_dbg(&link
->dev
, "ray_cs net_device_stats - device not present\n");
1695 return &local
->stats
;
1697 if (readb(&p
->mrx_overflow_for_host
)) {
1698 local
->stats
.rx_over_errors
+= swab16(readw(&p
->mrx_overflow
));
1699 writeb(0, &p
->mrx_overflow
);
1700 writeb(0, &p
->mrx_overflow_for_host
);
1702 if (readb(&p
->mrx_checksum_error_for_host
)) {
1703 local
->stats
.rx_crc_errors
+=
1704 swab16(readw(&p
->mrx_checksum_error
));
1705 writeb(0, &p
->mrx_checksum_error
);
1706 writeb(0, &p
->mrx_checksum_error_for_host
);
1708 if (readb(&p
->rx_hec_error_for_host
)) {
1709 local
->stats
.rx_frame_errors
+= swab16(readw(&p
->rx_hec_error
));
1710 writeb(0, &p
->rx_hec_error
);
1711 writeb(0, &p
->rx_hec_error_for_host
);
1713 return &local
->stats
;
1716 /*===========================================================================*/
1717 static void ray_update_parm(struct net_device
*dev
, UCHAR objid
, UCHAR
*value
,
1720 ray_dev_t
*local
= netdev_priv(dev
);
1721 struct pcmcia_device
*link
= local
->finder
;
1724 struct ccs __iomem
*pccs
;
1726 if (!(pcmcia_dev_present(link
))) {
1727 dev_dbg(&link
->dev
, "ray_update_parm - device not present\n");
1731 if ((ccsindex
= get_free_ccs(local
)) < 0) {
1732 dev_dbg(&link
->dev
, "ray_update_parm - No free ccs\n");
1735 pccs
= ccs_base(local
) + ccsindex
;
1736 writeb(CCS_UPDATE_PARAMS
, &pccs
->cmd
);
1737 writeb(objid
, &pccs
->var
.update_param
.object_id
);
1738 writeb(1, &pccs
->var
.update_param
.number_objects
);
1739 writeb(0, &pccs
->var
.update_param
.failure_cause
);
1740 for (i
= 0; i
< len
; i
++) {
1741 writeb(value
[i
], local
->sram
+ HOST_TO_ECF_BASE
);
1743 /* Interrupt the firmware to process the command */
1744 if (interrupt_ecf(local
, ccsindex
)) {
1745 dev_dbg(&link
->dev
, "ray_cs associate failed - ECF not ready for intr\n");
1746 writeb(CCS_BUFFER_FREE
, &(pccs
++)->buffer_status
);
1750 /*===========================================================================*/
1751 static void ray_update_multi_list(struct net_device
*dev
, int all
)
1754 struct ccs __iomem
*pccs
;
1755 ray_dev_t
*local
= netdev_priv(dev
);
1756 struct pcmcia_device
*link
= local
->finder
;
1757 void __iomem
*p
= local
->sram
+ HOST_TO_ECF_BASE
;
1759 if (!(pcmcia_dev_present(link
))) {
1760 dev_dbg(&link
->dev
, "ray_update_multi_list - device not present\n");
1763 dev_dbg(&link
->dev
, "ray_update_multi_list(%p)\n", dev
);
1764 if ((ccsindex
= get_free_ccs(local
)) < 0) {
1765 dev_dbg(&link
->dev
, "ray_update_multi - No free ccs\n");
1768 pccs
= ccs_base(local
) + ccsindex
;
1769 writeb(CCS_UPDATE_MULTICAST_LIST
, &pccs
->cmd
);
1772 writeb(0xff, &pccs
->var
);
1773 local
->num_multi
= 0xff;
1775 struct netdev_hw_addr
*ha
;
1778 /* Copy the kernel's list of MC addresses to card */
1779 netdev_for_each_mc_addr(ha
, dev
) {
1780 memcpy_toio(p
, ha
->addr
, ETH_ALEN
);
1781 dev_dbg(&link
->dev
, "ray_update_multi add addr %pm\n",
1786 if (i
> 256 / ADDRLEN
)
1788 writeb((UCHAR
) i
, &pccs
->var
);
1789 dev_dbg(&link
->dev
, "ray_cs update_multi %d addresses in list\n", i
);
1790 /* Interrupt the firmware to process the command */
1791 local
->num_multi
= i
;
1793 if (interrupt_ecf(local
, ccsindex
)) {
1795 "ray_cs update_multi failed - ECF not ready for intr\n");
1796 writeb(CCS_BUFFER_FREE
, &(pccs
++)->buffer_status
);
1798 } /* end ray_update_multi_list */
1800 /*===========================================================================*/
1801 static void set_multicast_list(struct net_device
*dev
)
1803 ray_dev_t
*local
= netdev_priv(dev
);
1806 pr_debug("ray_cs set_multicast_list(%p)\n", dev
);
1808 if (dev
->flags
& IFF_PROMISC
) {
1809 if (local
->sparm
.b5
.a_promiscuous_mode
== 0) {
1810 pr_debug("ray_cs set_multicast_list promisc on\n");
1811 local
->sparm
.b5
.a_promiscuous_mode
= 1;
1813 ray_update_parm(dev
, OBJID_promiscuous_mode
,
1814 &promisc
, sizeof(promisc
));
1817 if (local
->sparm
.b5
.a_promiscuous_mode
== 1) {
1818 pr_debug("ray_cs set_multicast_list promisc off\n");
1819 local
->sparm
.b5
.a_promiscuous_mode
= 0;
1821 ray_update_parm(dev
, OBJID_promiscuous_mode
,
1822 &promisc
, sizeof(promisc
));
1826 if (dev
->flags
& IFF_ALLMULTI
)
1827 ray_update_multi_list(dev
, 1);
1829 if (local
->num_multi
!= netdev_mc_count(dev
))
1830 ray_update_multi_list(dev
, 0);
1832 } /* end set_multicast_list */
1834 /*=============================================================================
1835 * All routines below here are run at interrupt time.
1836 =============================================================================*/
1837 static irqreturn_t
ray_interrupt(int irq
, void *dev_id
)
1839 struct net_device
*dev
= (struct net_device
*)dev_id
;
1840 struct pcmcia_device
*link
;
1842 struct ccs __iomem
*pccs
;
1843 struct rcs __iomem
*prcs
;
1848 UCHAR memtmp
[ESSID_SIZE
+ 1];
1851 if (dev
== NULL
) /* Note that we want interrupts with dev->start == 0 */
1854 pr_debug("ray_cs: interrupt for *dev=%p\n", dev
);
1856 local
= netdev_priv(dev
);
1857 link
= local
->finder
;
1858 if (!pcmcia_dev_present(link
)) {
1860 "ray_cs interrupt from device not present or suspended.\n");
1863 rcsindex
= readb(&((struct scb __iomem
*)(local
->sram
))->rcs_index
);
1865 if (rcsindex
>= (NUMBER_OF_CCS
+ NUMBER_OF_RCS
)) {
1866 dev_dbg(&link
->dev
, "ray_cs interrupt bad rcsindex = 0x%x\n", rcsindex
);
1867 clear_interrupt(local
);
1870 if (rcsindex
< NUMBER_OF_CCS
) { /* If it's a returned CCS */
1871 pccs
= ccs_base(local
) + rcsindex
;
1872 cmd
= readb(&pccs
->cmd
);
1873 status
= readb(&pccs
->buffer_status
);
1875 case CCS_DOWNLOAD_STARTUP_PARAMS
: /* Happens in firmware someday */
1876 del_timer(&local
->timer
);
1877 if (status
== CCS_COMMAND_COMPLETE
) {
1879 "ray_cs interrupt download_startup_parameters OK\n");
1882 "ray_cs interrupt download_startup_parameters fail\n");
1885 case CCS_UPDATE_PARAMS
:
1886 dev_dbg(&link
->dev
, "ray_cs interrupt update params done\n");
1887 if (status
!= CCS_COMMAND_COMPLETE
) {
1889 readb(&pccs
->var
.update_param
.
1892 "ray_cs interrupt update params failed - reason %d\n",
1896 case CCS_REPORT_PARAMS
:
1897 dev_dbg(&link
->dev
, "ray_cs interrupt report params done\n");
1899 case CCS_UPDATE_MULTICAST_LIST
: /* Note that this CCS isn't returned */
1901 "ray_cs interrupt CCS Update Multicast List done\n");
1903 case CCS_UPDATE_POWER_SAVINGS_MODE
:
1905 "ray_cs interrupt update power save mode done\n");
1907 case CCS_START_NETWORK
:
1908 case CCS_JOIN_NETWORK
:
1909 memcpy(memtmp
, local
->sparm
.b4
.a_current_ess_id
,
1911 memtmp
[ESSID_SIZE
] = '\0';
1913 if (status
== CCS_COMMAND_COMPLETE
) {
1915 (&pccs
->var
.start_network
.net_initiated
) ==
1918 "ray_cs interrupt network \"%s\" started\n",
1922 "ray_cs interrupt network \"%s\" joined\n",
1925 memcpy_fromio(&local
->bss_id
,
1926 pccs
->var
.start_network
.bssid
,
1929 if (local
->fw_ver
== 0x55)
1930 local
->net_default_tx_rate
= 3;
1932 local
->net_default_tx_rate
=
1933 readb(&pccs
->var
.start_network
.
1934 net_default_tx_rate
);
1936 readb(&pccs
->var
.start_network
.encryption
);
1937 if (!sniffer
&& (local
->net_type
== INFRA
)
1938 && !(local
->sparm
.b4
.a_acting_as_ap_status
)) {
1939 authenticate(local
);
1941 local
->card_status
= CARD_ACQ_COMPLETE
;
1943 local
->card_status
= CARD_ACQ_FAILED
;
1945 del_timer(&local
->timer
);
1946 local
->timer
.expires
= jiffies
+ HZ
* 5;
1947 local
->timer
.data
= (long)local
;
1948 if (status
== CCS_START_NETWORK
) {
1950 "ray_cs interrupt network \"%s\" start failed\n",
1952 local
->timer
.function
= start_net
;
1955 "ray_cs interrupt network \"%s\" join failed\n",
1957 local
->timer
.function
= join_net
;
1959 add_timer(&local
->timer
);
1962 case CCS_START_ASSOCIATION
:
1963 if (status
== CCS_COMMAND_COMPLETE
) {
1964 local
->card_status
= CARD_ASSOC_COMPLETE
;
1965 dev_dbg(&link
->dev
, "ray_cs association successful\n");
1967 dev_dbg(&link
->dev
, "ray_cs association failed,\n");
1968 local
->card_status
= CARD_ASSOC_FAILED
;
1969 join_net((u_long
) local
);
1972 case CCS_TX_REQUEST
:
1973 if (status
== CCS_COMMAND_COMPLETE
) {
1975 "ray_cs interrupt tx request complete\n");
1978 "ray_cs interrupt tx request failed\n");
1981 netif_start_queue(dev
);
1982 netif_wake_queue(dev
);
1984 case CCS_TEST_MEMORY
:
1985 dev_dbg(&link
->dev
, "ray_cs interrupt mem test done\n");
1989 "ray_cs interrupt Unexpected CCS returned - Shutdown\n");
1991 case CCS_DUMP_MEMORY
:
1992 dev_dbg(&link
->dev
, "ray_cs interrupt dump memory done\n");
1994 case CCS_START_TIMER
:
1996 "ray_cs interrupt DING - raylink timer expired\n");
2000 "ray_cs interrupt Unexpected CCS 0x%x returned 0x%x\n",
2003 writeb(CCS_BUFFER_FREE
, &pccs
->buffer_status
);
2004 } else { /* It's an RCS */
2006 prcs
= rcs_base(local
) + rcsindex
;
2008 switch (readb(&prcs
->interrupt_id
)) {
2009 case PROCESS_RX_PACKET
:
2010 ray_rx(dev
, local
, prcs
);
2012 case REJOIN_NET_COMPLETE
:
2013 dev_dbg(&link
->dev
, "ray_cs interrupt rejoin net complete\n");
2014 local
->card_status
= CARD_ACQ_COMPLETE
;
2015 /* do we need to clear tx buffers CCS's? */
2016 if (local
->sparm
.b4
.a_network_type
== ADHOC
) {
2018 netif_start_queue(dev
);
2020 memcpy_fromio(&local
->bss_id
,
2021 prcs
->var
.rejoin_net_complete
.
2023 dev_dbg(&link
->dev
, "ray_cs new BSSID = %pm\n",
2026 authenticate(local
);
2029 case ROAMING_INITIATED
:
2030 dev_dbg(&link
->dev
, "ray_cs interrupt roaming initiated\n");
2031 netif_stop_queue(dev
);
2032 local
->card_status
= CARD_DOING_ACQ
;
2034 case JAPAN_CALL_SIGN_RXD
:
2035 dev_dbg(&link
->dev
, "ray_cs interrupt japan call sign rx\n");
2039 "ray_cs Unexpected interrupt for RCS 0x%x cmd = 0x%x\n",
2041 (unsigned int)readb(&prcs
->interrupt_id
));
2044 writeb(CCS_BUFFER_FREE
, &prcs
->buffer_status
);
2046 clear_interrupt(local
);
2048 } /* ray_interrupt */
2050 /*===========================================================================*/
2051 static void ray_rx(struct net_device
*dev
, ray_dev_t
*local
,
2052 struct rcs __iomem
*prcs
)
2055 unsigned int pkt_addr
;
2057 pr_debug("ray_rx process rx packet\n");
2059 /* Calculate address of packet within Rx buffer */
2060 pkt_addr
= ((readb(&prcs
->var
.rx_packet
.rx_data_ptr
[0]) << 8)
2061 + readb(&prcs
->var
.rx_packet
.rx_data_ptr
[1])) & RX_BUFF_END
;
2062 /* Length of first packet fragment */
2063 rx_len
= (readb(&prcs
->var
.rx_packet
.rx_data_length
[0]) << 8)
2064 + readb(&prcs
->var
.rx_packet
.rx_data_length
[1]);
2066 local
->last_rsl
= readb(&prcs
->var
.rx_packet
.rx_sig_lev
);
2067 pmsg
= local
->rmem
+ pkt_addr
;
2068 switch (readb(pmsg
)) {
2070 pr_debug("ray_rx data type\n");
2071 rx_data(dev
, prcs
, pkt_addr
, rx_len
);
2073 case AUTHENTIC_TYPE
:
2074 pr_debug("ray_rx authentic type\n");
2076 rx_data(dev
, prcs
, pkt_addr
, rx_len
);
2078 rx_authenticate(local
, prcs
, pkt_addr
, rx_len
);
2080 case DEAUTHENTIC_TYPE
:
2081 pr_debug("ray_rx deauth type\n");
2083 rx_data(dev
, prcs
, pkt_addr
, rx_len
);
2085 rx_deauthenticate(local
, prcs
, pkt_addr
, rx_len
);
2088 pr_debug("ray_cs rx NULL msg\n");
2091 pr_debug("ray_rx beacon type\n");
2093 rx_data(dev
, prcs
, pkt_addr
, rx_len
);
2095 copy_from_rx_buff(local
, (UCHAR
*) &local
->last_bcn
, pkt_addr
,
2096 rx_len
< sizeof(struct beacon_rx
) ?
2097 rx_len
: sizeof(struct beacon_rx
));
2099 local
->beacon_rxed
= 1;
2100 /* Get the statistics so the card counters never overflow */
2104 pr_debug("ray_cs unknown pkt type %2x\n",
2105 (unsigned int)readb(pmsg
));
2111 /*===========================================================================*/
2112 static void rx_data(struct net_device
*dev
, struct rcs __iomem
*prcs
,
2113 unsigned int pkt_addr
, int rx_len
)
2115 struct sk_buff
*skb
= NULL
;
2116 struct rcs __iomem
*prcslink
= prcs
;
2117 ray_dev_t
*local
= netdev_priv(dev
);
2122 int siglev
= local
->last_rsl
;
2123 u_char linksrcaddr
[ETH_ALEN
]; /* Other end of the wireless link */
2128 /* TBD length needs fixing for translated header */
2129 if (rx_len
< (ETH_HLEN
+ RX_MAC_HEADER_LENGTH
) ||
2131 (dev
->mtu
+ RX_MAC_HEADER_LENGTH
+ ETH_HLEN
+
2134 "ray_cs invalid packet length %d received\n",
2138 } else { /* encapsulated ethernet */
2140 if (rx_len
< (ETH_HLEN
+ RX_MAC_HEADER_LENGTH
) ||
2142 (dev
->mtu
+ RX_MAC_HEADER_LENGTH
+ ETH_HLEN
+
2145 "ray_cs invalid packet length %d received\n",
2151 pr_debug("ray_cs rx_data packet\n");
2152 /* If fragmented packet, verify sizes of fragments add up */
2153 if (readb(&prcs
->var
.rx_packet
.next_frag_rcs_index
) != 0xFF) {
2154 pr_debug("ray_cs rx'ed fragment\n");
2155 tmp
= (readb(&prcs
->var
.rx_packet
.totalpacketlength
[0]) << 8)
2156 + readb(&prcs
->var
.rx_packet
.totalpacketlength
[1]);
2161 (readb(&prcslink
->var
.rx_packet
.rx_data_length
[0])
2163 + readb(&prcslink
->var
.rx_packet
.rx_data_length
[1]);
2164 if (readb(&prcslink
->var
.rx_packet
.next_frag_rcs_index
)
2167 prcslink
= rcs_base(local
)
2168 + readb(&prcslink
->link_field
);
2173 "ray_cs rx_data fragment lengths don't add up\n");
2174 local
->stats
.rx_dropped
++;
2175 release_frag_chain(local
, prcs
);
2178 } else { /* Single unfragmented packet */
2182 skb
= dev_alloc_skb(total_len
+ 5);
2184 pr_debug("ray_cs rx_data could not allocate skb\n");
2185 local
->stats
.rx_dropped
++;
2186 if (readb(&prcs
->var
.rx_packet
.next_frag_rcs_index
) != 0xFF)
2187 release_frag_chain(local
, prcs
);
2190 skb_reserve(skb
, 2); /* Align IP on 16 byte (TBD check this) */
2192 pr_debug("ray_cs rx_data total_len = %x, rx_len = %x\n", total_len
,
2195 /************************/
2196 /* Reserve enough room for the whole damn packet. */
2197 rx_ptr
= skb_put(skb
, total_len
);
2198 /* Copy the whole packet to sk_buff */
2200 copy_from_rx_buff(local
, rx_ptr
, pkt_addr
& RX_BUFF_END
, rx_len
);
2201 /* Get source address */
2203 skb_copy_from_linear_data_offset(skb
,
2204 offsetof(struct mac_header
, addr_2
),
2205 linksrcaddr
, ETH_ALEN
);
2207 /* Now, deal with encapsulation/translation/sniffer */
2210 /* Encapsulated ethernet, so just lop off 802.11 MAC header */
2211 /* TBD reserve skb_reserve( skb, RX_MAC_HEADER_LENGTH); */
2212 skb_pull(skb
, RX_MAC_HEADER_LENGTH
);
2214 /* Do translation */
2215 untranslate(local
, skb
, total_len
);
2217 } else { /* sniffer mode, so just pass whole packet */
2220 /************************/
2221 /* Now pick up the rest of the fragments if any */
2223 if (readb(&prcs
->var
.rx_packet
.next_frag_rcs_index
) != 0xFF) {
2225 pr_debug("ray_cs rx_data in fragment loop\n");
2227 prcslink
= rcs_base(local
)
2229 readb(&prcslink
->var
.rx_packet
.next_frag_rcs_index
);
2231 ((readb(&prcslink
->var
.rx_packet
.rx_data_length
[0])
2234 readb(&prcslink
->var
.rx_packet
.rx_data_length
[1]))
2237 ((readb(&prcslink
->var
.rx_packet
.rx_data_ptr
[0]) <<
2239 + readb(&prcslink
->var
.rx_packet
.rx_data_ptr
[1]))
2243 copy_from_rx_buff(local
, rx_ptr
, pkt_addr
, rx_len
);
2246 readb(&prcslink
->var
.rx_packet
.next_frag_rcs_index
) !=
2248 release_frag_chain(local
, prcs
);
2251 skb
->protocol
= eth_type_trans(skb
, dev
);
2253 local
->stats
.rx_packets
++;
2254 local
->stats
.rx_bytes
+= total_len
;
2256 /* Gather signal strength per address */
2258 /* For the Access Point or the node having started the ad-hoc net
2259 * note : ad-hoc work only in some specific configurations, but we
2260 * kludge in ray_get_wireless_stats... */
2261 if (!memcmp(linksrcaddr
, local
->bss_id
, ETH_ALEN
)) {
2262 /* Update statistics */
2263 /*local->wstats.qual.qual = none ? */
2264 local
->wstats
.qual
.level
= siglev
;
2265 /*local->wstats.qual.noise = none ? */
2266 local
->wstats
.qual
.updated
= 0x2;
2268 /* Now, update the spy stuff */
2270 struct iw_quality wstats
;
2271 wstats
.level
= siglev
;
2272 /* wstats.noise = none ? */
2273 /* wstats.qual = none ? */
2274 wstats
.updated
= 0x2;
2275 /* Update spy records */
2276 wireless_spy_update(dev
, linksrcaddr
, &wstats
);
2278 #endif /* WIRELESS_SPY */
2281 /*===========================================================================*/
2282 static void untranslate(ray_dev_t
*local
, struct sk_buff
*skb
, int len
)
2284 snaphdr_t
*psnap
= (snaphdr_t
*) (skb
->data
+ RX_MAC_HEADER_LENGTH
);
2285 struct ieee80211_hdr
*pmac
= (struct ieee80211_hdr
*)skb
->data
;
2286 __be16 type
= *(__be16
*) psnap
->ethertype
;
2288 struct ethhdr
*peth
;
2289 UCHAR srcaddr
[ADDRLEN
];
2290 UCHAR destaddr
[ADDRLEN
];
2291 static const UCHAR org_bridge
[3] = { 0, 0, 0xf8 };
2292 static const UCHAR org_1042
[3] = { 0, 0, 0 };
2294 memcpy(destaddr
, ieee80211_get_DA(pmac
), ADDRLEN
);
2295 memcpy(srcaddr
, ieee80211_get_SA(pmac
), ADDRLEN
);
2299 print_hex_dump(KERN_DEBUG
, "skb->data before untranslate: ",
2300 DUMP_PREFIX_NONE
, 16, 1,
2301 skb
->data
, 64, true);
2303 "type = %08x, xsap = %02x%02x%02x, org = %02x02x02x\n",
2304 ntohs(type
), psnap
->dsap
, psnap
->ssap
, psnap
->ctrl
,
2305 psnap
->org
[0], psnap
->org
[1], psnap
->org
[2]);
2306 printk(KERN_DEBUG
"untranslate skb->data = %p\n", skb
->data
);
2310 if (psnap
->dsap
!= 0xaa || psnap
->ssap
!= 0xaa || psnap
->ctrl
!= 3) {
2311 /* not a snap type so leave it alone */
2312 pr_debug("ray_cs untranslate NOT SNAP %02x %02x %02x\n",
2313 psnap
->dsap
, psnap
->ssap
, psnap
->ctrl
);
2315 delta
= RX_MAC_HEADER_LENGTH
- ETH_HLEN
;
2316 peth
= (struct ethhdr
*)(skb
->data
+ delta
);
2317 peth
->h_proto
= htons(len
- RX_MAC_HEADER_LENGTH
);
2318 } else { /* Its a SNAP */
2319 if (memcmp(psnap
->org
, org_bridge
, 3) == 0) {
2320 /* EtherII and nuke the LLC */
2321 pr_debug("ray_cs untranslate Bridge encap\n");
2322 delta
= RX_MAC_HEADER_LENGTH
2323 + sizeof(struct snaphdr_t
) - ETH_HLEN
;
2324 peth
= (struct ethhdr
*)(skb
->data
+ delta
);
2325 peth
->h_proto
= type
;
2326 } else if (memcmp(psnap
->org
, org_1042
, 3) == 0) {
2327 switch (ntohs(type
)) {
2330 pr_debug("ray_cs untranslate RFC IPX/AARP\n");
2331 delta
= RX_MAC_HEADER_LENGTH
- ETH_HLEN
;
2332 peth
= (struct ethhdr
*)(skb
->data
+ delta
);
2334 htons(len
- RX_MAC_HEADER_LENGTH
);
2337 pr_debug("ray_cs untranslate RFC default\n");
2338 delta
= RX_MAC_HEADER_LENGTH
+
2339 sizeof(struct snaphdr_t
) - ETH_HLEN
;
2340 peth
= (struct ethhdr
*)(skb
->data
+ delta
);
2341 peth
->h_proto
= type
;
2345 printk("ray_cs untranslate very confused by packet\n");
2346 delta
= RX_MAC_HEADER_LENGTH
- ETH_HLEN
;
2347 peth
= (struct ethhdr
*)(skb
->data
+ delta
);
2348 peth
->h_proto
= type
;
2351 /* TBD reserve skb_reserve(skb, delta); */
2352 skb_pull(skb
, delta
);
2353 pr_debug("untranslate after skb_pull(%d), skb->data = %p\n", delta
,
2355 memcpy(peth
->h_dest
, destaddr
, ADDRLEN
);
2356 memcpy(peth
->h_source
, srcaddr
, ADDRLEN
);
2360 printk(KERN_DEBUG
"skb->data after untranslate:");
2361 for (i
= 0; i
< 64; i
++)
2362 printk("%02x ", skb
->data
[i
]);
2366 } /* end untranslate */
2368 /*===========================================================================*/
2369 /* Copy data from circular receive buffer to PC memory.
2370 * dest = destination address in PC memory
2371 * pkt_addr = source address in receive buffer
2372 * len = length of packet to copy
2374 static int copy_from_rx_buff(ray_dev_t
*local
, UCHAR
*dest
, int pkt_addr
,
2377 int wrap_bytes
= (pkt_addr
+ length
) - (RX_BUFF_END
+ 1);
2378 if (wrap_bytes
<= 0) {
2379 memcpy_fromio(dest
, local
->rmem
+ pkt_addr
, length
);
2380 } else { /* Packet wrapped in circular buffer */
2382 memcpy_fromio(dest
, local
->rmem
+ pkt_addr
,
2383 length
- wrap_bytes
);
2384 memcpy_fromio(dest
+ length
- wrap_bytes
, local
->rmem
,
2390 /*===========================================================================*/
2391 static void release_frag_chain(ray_dev_t
*local
, struct rcs __iomem
*prcs
)
2393 struct rcs __iomem
*prcslink
= prcs
;
2395 unsigned rcsindex
= readb(&prcs
->var
.rx_packet
.next_frag_rcs_index
);
2398 writeb(CCS_BUFFER_FREE
, &prcslink
->buffer_status
);
2399 if (rcsindex
>= (NUMBER_OF_CCS
+ NUMBER_OF_RCS
)) {
2400 pr_debug("ray_cs interrupt bad rcsindex = 0x%x\n",
2404 prcslink
= rcs_base(local
) + rcsindex
;
2405 rcsindex
= readb(&prcslink
->var
.rx_packet
.next_frag_rcs_index
);
2407 writeb(CCS_BUFFER_FREE
, &prcslink
->buffer_status
);
2410 /*===========================================================================*/
2411 static void authenticate(ray_dev_t
*local
)
2413 struct pcmcia_device
*link
= local
->finder
;
2414 dev_dbg(&link
->dev
, "ray_cs Starting authentication.\n");
2415 if (!(pcmcia_dev_present(link
))) {
2416 dev_dbg(&link
->dev
, "ray_cs authenticate - device not present\n");
2420 del_timer(&local
->timer
);
2421 if (build_auth_frame(local
, local
->bss_id
, OPEN_AUTH_REQUEST
)) {
2422 local
->timer
.function
= join_net
;
2424 local
->timer
.function
= authenticate_timeout
;
2426 local
->timer
.expires
= jiffies
+ HZ
* 2;
2427 local
->timer
.data
= (long)local
;
2428 add_timer(&local
->timer
);
2429 local
->authentication_state
= AWAITING_RESPONSE
;
2430 } /* end authenticate */
2432 /*===========================================================================*/
2433 static void rx_authenticate(ray_dev_t
*local
, struct rcs __iomem
*prcs
,
2434 unsigned int pkt_addr
, int rx_len
)
2437 struct ray_rx_msg
*msg
= (struct ray_rx_msg
*) buff
;
2439 del_timer(&local
->timer
);
2441 copy_from_rx_buff(local
, buff
, pkt_addr
, rx_len
& 0xff);
2442 /* if we are trying to get authenticated */
2443 if (local
->sparm
.b4
.a_network_type
== ADHOC
) {
2444 pr_debug("ray_cs rx_auth var= %02x %02x %02x %02x %02x %02x\n",
2445 msg
->var
[0], msg
->var
[1], msg
->var
[2], msg
->var
[3],
2446 msg
->var
[4], msg
->var
[5]);
2447 if (msg
->var
[2] == 1) {
2448 pr_debug("ray_cs Sending authentication response.\n");
2449 if (!build_auth_frame
2450 (local
, msg
->mac
.addr_2
, OPEN_AUTH_RESPONSE
)) {
2451 local
->authentication_state
= NEED_TO_AUTH
;
2452 memcpy(local
->auth_id
, msg
->mac
.addr_2
,
2456 } else { /* Infrastructure network */
2458 if (local
->authentication_state
== AWAITING_RESPONSE
) {
2459 /* Verify authentication sequence #2 and success */
2460 if (msg
->var
[2] == 2) {
2461 if ((msg
->var
[3] | msg
->var
[4]) == 0) {
2462 pr_debug("Authentication successful\n");
2463 local
->card_status
= CARD_AUTH_COMPLETE
;
2465 local
->authentication_state
=
2468 pr_debug("Authentication refused\n");
2469 local
->card_status
= CARD_AUTH_REFUSED
;
2470 join_net((u_long
) local
);
2471 local
->authentication_state
=
2478 } /* end rx_authenticate */
2480 /*===========================================================================*/
2481 static void associate(ray_dev_t
*local
)
2483 struct ccs __iomem
*pccs
;
2484 struct pcmcia_device
*link
= local
->finder
;
2485 struct net_device
*dev
= link
->priv
;
2487 if (!(pcmcia_dev_present(link
))) {
2488 dev_dbg(&link
->dev
, "ray_cs associate - device not present\n");
2491 /* If no tx buffers available, return */
2492 if ((ccsindex
= get_free_ccs(local
)) < 0) {
2493 /* TBD should never be here but... what if we are? */
2494 dev_dbg(&link
->dev
, "ray_cs associate - No free ccs\n");
2497 dev_dbg(&link
->dev
, "ray_cs Starting association with access point\n");
2498 pccs
= ccs_base(local
) + ccsindex
;
2499 /* fill in the CCS */
2500 writeb(CCS_START_ASSOCIATION
, &pccs
->cmd
);
2501 /* Interrupt the firmware to process the command */
2502 if (interrupt_ecf(local
, ccsindex
)) {
2503 dev_dbg(&link
->dev
, "ray_cs associate failed - ECF not ready for intr\n");
2504 writeb(CCS_BUFFER_FREE
, &(pccs
++)->buffer_status
);
2506 del_timer(&local
->timer
);
2507 local
->timer
.expires
= jiffies
+ HZ
* 2;
2508 local
->timer
.data
= (long)local
;
2509 local
->timer
.function
= join_net
;
2510 add_timer(&local
->timer
);
2511 local
->card_status
= CARD_ASSOC_FAILED
;
2515 netif_start_queue(dev
);
2517 } /* end associate */
2519 /*===========================================================================*/
2520 static void rx_deauthenticate(ray_dev_t
*local
, struct rcs __iomem
*prcs
,
2521 unsigned int pkt_addr
, int rx_len
)
2524 struct ray_rx_msg *msg = (struct ray_rx_msg *) buff;
2526 pr_debug("Deauthentication frame received\n");
2527 local
->authentication_state
= UNAUTHENTICATED
;
2528 /* Need to reauthenticate or rejoin depending on reason code */
2529 /* copy_from_rx_buff(local, buff, pkt_addr, rx_len & 0xff);
2533 /*===========================================================================*/
2534 static void clear_interrupt(ray_dev_t
*local
)
2536 writeb(0, local
->amem
+ CIS_OFFSET
+ HCS_INTR_OFFSET
);
2539 /*===========================================================================*/
2540 #ifdef CONFIG_PROC_FS
2541 #define MAXDATA (PAGE_SIZE - 80)
2543 static const char *card_status
[] = {
2544 "Card inserted - uninitialized", /* 0 */
2545 "Card not downloaded", /* 1 */
2546 "Waiting for download parameters", /* 2 */
2547 "Card doing acquisition", /* 3 */
2548 "Acquisition complete", /* 4 */
2549 "Authentication complete", /* 5 */
2550 "Association complete", /* 6 */
2551 "???", "???", "???", "???", /* 7 8 9 10 undefined */
2552 "Card init error", /* 11 */
2553 "Download parameters error", /* 12 */
2555 "Acquisition failed", /* 14 */
2556 "Authentication refused", /* 15 */
2557 "Association failed" /* 16 */
2560 static const char *nettype
[] = { "Adhoc", "Infra " };
2561 static const char *framing
[] = { "Encapsulation", "Translation" }
2564 /*===========================================================================*/
2565 static int ray_cs_proc_show(struct seq_file
*m
, void *v
)
2567 /* Print current values which are not available via other means
2571 struct pcmcia_device
*link
;
2572 struct net_device
*dev
;
2575 struct freq_hop_element
*pfh
;
2581 dev
= (struct net_device
*)link
->priv
;
2584 local
= netdev_priv(dev
);
2588 seq_puts(m
, "Raylink Wireless LAN driver status\n");
2589 seq_printf(m
, "%s\n", rcsid
);
2590 /* build 4 does not report version, and field is 0x55 after memtest */
2591 seq_puts(m
, "Firmware version = ");
2592 if (local
->fw_ver
== 0x55)
2593 seq_puts(m
, "4 - Use dump_cis for more details\n");
2595 seq_printf(m
, "%2d.%02d.%02d\n",
2596 local
->fw_ver
, local
->fw_bld
, local
->fw_var
);
2598 for (i
= 0; i
< 32; i
++)
2599 c
[i
] = local
->sparm
.b5
.a_current_ess_id
[i
];
2601 seq_printf(m
, "%s network ESSID = \"%s\"\n",
2602 nettype
[local
->sparm
.b5
.a_network_type
], c
);
2605 seq_printf(m
, "BSSID = %pM\n", p
);
2607 seq_printf(m
, "Country code = %d\n",
2608 local
->sparm
.b5
.a_curr_country_code
);
2610 i
= local
->card_status
;
2615 seq_printf(m
, "Card status = %s\n", card_status
[i
]);
2617 seq_printf(m
, "Framing mode = %s\n", framing
[translate
]);
2619 seq_printf(m
, "Last pkt signal lvl = %d\n", local
->last_rsl
);
2621 if (local
->beacon_rxed
) {
2622 /* Pull some fields out of last beacon received */
2623 seq_printf(m
, "Beacon Interval = %d Kus\n",
2624 local
->last_bcn
.beacon_intvl
[0]
2625 + 256 * local
->last_bcn
.beacon_intvl
[1]);
2627 p
= local
->last_bcn
.elements
;
2628 if (p
[0] == C_ESSID_ELEMENT_ID
)
2632 "Parse beacon failed at essid element id = %d\n",
2637 if (p
[0] == C_SUPPORTED_RATES_ELEMENT_ID
) {
2638 seq_puts(m
, "Supported rate codes = ");
2639 for (i
= 2; i
< p
[1] + 2; i
++)
2640 seq_printf(m
, "0x%02x ", p
[i
]);
2644 seq_puts(m
, "Parse beacon failed at rates element\n");
2648 if (p
[0] == C_FH_PARAM_SET_ELEMENT_ID
) {
2649 pfh
= (struct freq_hop_element
*)p
;
2650 seq_printf(m
, "Hop dwell = %d Kus\n",
2651 pfh
->dwell_time
[0] +
2652 256 * pfh
->dwell_time
[1]);
2653 seq_printf(m
, "Hop set = %d\n",
2655 seq_printf(m
, "Hop pattern = %d\n",
2657 seq_printf(m
, "Hop index = %d\n",
2662 "Parse beacon failed at FH param element\n");
2666 seq_puts(m
, "No beacons received\n");
2671 static int ray_cs_proc_open(struct inode
*inode
, struct file
*file
)
2673 return single_open(file
, ray_cs_proc_show
, NULL
);
2676 static const struct file_operations ray_cs_proc_fops
= {
2677 .owner
= THIS_MODULE
,
2678 .open
= ray_cs_proc_open
,
2680 .llseek
= seq_lseek
,
2681 .release
= single_release
,
2684 /*===========================================================================*/
2685 static int build_auth_frame(ray_dev_t
*local
, UCHAR
*dest
, int auth_type
)
2688 struct ccs __iomem
*pccs
;
2689 struct tx_msg __iomem
*ptx
;
2692 /* If no tx buffers available, return */
2693 if ((ccsindex
= get_free_tx_ccs(local
)) < 0) {
2694 pr_debug("ray_cs send authenticate - No free tx ccs\n");
2698 pccs
= ccs_base(local
) + ccsindex
;
2700 /* Address in card space */
2701 addr
= TX_BUF_BASE
+ (ccsindex
<< 11);
2702 /* fill in the CCS */
2703 writeb(CCS_TX_REQUEST
, &pccs
->cmd
);
2704 writeb(addr
>> 8, pccs
->var
.tx_request
.tx_data_ptr
);
2705 writeb(0x20, pccs
->var
.tx_request
.tx_data_ptr
+ 1);
2706 writeb(TX_AUTHENTICATE_LENGTH_MSB
, pccs
->var
.tx_request
.tx_data_length
);
2707 writeb(TX_AUTHENTICATE_LENGTH_LSB
,
2708 pccs
->var
.tx_request
.tx_data_length
+ 1);
2709 writeb(0, &pccs
->var
.tx_request
.pow_sav_mode
);
2711 ptx
= local
->sram
+ addr
;
2712 /* fill in the mac header */
2713 writeb(PROTOCOL_VER
| AUTHENTIC_TYPE
, &ptx
->mac
.frame_ctl_1
);
2714 writeb(0, &ptx
->mac
.frame_ctl_2
);
2716 memcpy_toio(ptx
->mac
.addr_1
, dest
, ADDRLEN
);
2717 memcpy_toio(ptx
->mac
.addr_2
, local
->sparm
.b4
.a_mac_addr
, ADDRLEN
);
2718 memcpy_toio(ptx
->mac
.addr_3
, local
->bss_id
, ADDRLEN
);
2720 /* Fill in msg body with protocol 00 00, sequence 01 00 ,status 00 00 */
2721 memset_io(ptx
->var
, 0, 6);
2722 writeb(auth_type
& 0xff, ptx
->var
+ 2);
2724 /* Interrupt the firmware to process the command */
2725 if (interrupt_ecf(local
, ccsindex
)) {
2727 "ray_cs send authentication request failed - ECF not ready for intr\n");
2728 writeb(CCS_BUFFER_FREE
, &(pccs
++)->buffer_status
);
2732 } /* End build_auth_frame */
2734 /*===========================================================================*/
2735 #ifdef CONFIG_PROC_FS
2736 static ssize_t
ray_cs_essid_proc_write(struct file
*file
,
2737 const char __user
*buffer
, size_t count
, loff_t
*pos
)
2739 static char proc_essid
[33];
2740 unsigned int len
= count
;
2744 memset(proc_essid
, 0, 33);
2745 if (copy_from_user(proc_essid
, buffer
, len
))
2751 static const struct file_operations ray_cs_essid_proc_fops
= {
2752 .owner
= THIS_MODULE
,
2753 .write
= ray_cs_essid_proc_write
,
2754 .llseek
= noop_llseek
,
2757 static ssize_t
int_proc_write(struct file
*file
, const char __user
*buffer
,
2758 size_t count
, loff_t
*pos
)
2760 static char proc_number
[10];
2769 if (copy_from_user(proc_number
, buffer
, count
))
2775 unsigned int c
= *p
- '0';
2781 *(int *)PDE_DATA(file_inode(file
)) = nr
;
2785 static const struct file_operations int_proc_fops
= {
2786 .owner
= THIS_MODULE
,
2787 .write
= int_proc_write
,
2788 .llseek
= noop_llseek
,
2792 static const struct pcmcia_device_id ray_ids
[] = {
2793 PCMCIA_DEVICE_MANF_CARD(0x01a6, 0x0000),
2797 MODULE_DEVICE_TABLE(pcmcia
, ray_ids
);
2799 static struct pcmcia_driver ray_driver
= {
2800 .owner
= THIS_MODULE
,
2803 .remove
= ray_detach
,
2804 .id_table
= ray_ids
,
2805 .suspend
= ray_suspend
,
2806 .resume
= ray_resume
,
2809 static int __init
init_ray_cs(void)
2813 pr_debug("%s\n", rcsid
);
2814 rc
= pcmcia_register_driver(&ray_driver
);
2815 pr_debug("raylink init_module register_pcmcia_driver returns 0x%x\n",
2818 #ifdef CONFIG_PROC_FS
2819 proc_mkdir("driver/ray_cs", NULL
);
2821 proc_create("driver/ray_cs/ray_cs", 0, NULL
, &ray_cs_proc_fops
);
2822 proc_create("driver/ray_cs/essid", S_IWUSR
, NULL
, &ray_cs_essid_proc_fops
);
2823 proc_create_data("driver/ray_cs/net_type", S_IWUSR
, NULL
, &int_proc_fops
, &net_type
);
2824 proc_create_data("driver/ray_cs/translate", S_IWUSR
, NULL
, &int_proc_fops
, &translate
);
2831 /*===========================================================================*/
2833 static void __exit
exit_ray_cs(void)
2835 pr_debug("ray_cs: cleanup_module\n");
2837 #ifdef CONFIG_PROC_FS
2838 remove_proc_entry("driver/ray_cs/ray_cs", NULL
);
2839 remove_proc_entry("driver/ray_cs/essid", NULL
);
2840 remove_proc_entry("driver/ray_cs/net_type", NULL
);
2841 remove_proc_entry("driver/ray_cs/translate", NULL
);
2842 remove_proc_entry("driver/ray_cs", NULL
);
2845 pcmcia_unregister_driver(&ray_driver
);
2848 module_init(init_ray_cs
);
2849 module_exit(exit_ray_cs
);
2851 /*===========================================================================*/