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
;
327 p_dev
->irq
.Handler
= &ray_interrupt
;
329 /* General socket configuration */
330 p_dev
->conf
.Attributes
= CONF_ENABLE_IRQ
;
331 p_dev
->conf
.IntType
= INT_MEMORY_AND_IO
;
332 p_dev
->conf
.ConfigIndex
= 1;
336 local
->finder
= p_dev
;
337 local
->card_status
= CARD_INSERTED
;
338 local
->authentication_state
= UNAUTHENTICATED
;
339 local
->num_multi
= 0;
340 dev_dbg(&p_dev
->dev
, "ray_attach p_dev = %p, dev = %p, local = %p, intr = %p\n",
341 p_dev
, dev
, local
, &ray_interrupt
);
343 /* Raylink entries in the device structure */
344 dev
->netdev_ops
= &ray_netdev_ops
;
345 SET_ETHTOOL_OPS(dev
, &netdev_ethtool_ops
);
346 dev
->wireless_handlers
= &ray_handler_def
;
348 local
->wireless_data
.spy_data
= &local
->spy_data
;
349 dev
->wireless_data
= &local
->wireless_data
;
350 #endif /* WIRELESS_SPY */
353 dev_dbg(&p_dev
->dev
, "ray_cs ray_attach calling ether_setup.)\n");
354 netif_stop_queue(dev
);
356 init_timer(&local
->timer
);
359 return ray_config(p_dev
);
365 /*=============================================================================
366 This deletes a driver "instance". The device is de-registered
367 with Card Services. If it has been released, all local data
368 structures are freed. Otherwise, the structures will be freed
369 when the device is released.
370 =============================================================================*/
371 static void ray_detach(struct pcmcia_device
*link
)
373 struct net_device
*dev
;
376 dev_dbg(&link
->dev
, "ray_detach\n");
383 local
= netdev_priv(dev
);
384 del_timer(&local
->timer
);
388 unregister_netdev(dev
);
391 dev_dbg(&link
->dev
, "ray_cs ray_detach ending\n");
394 /*=============================================================================
395 ray_config() is run after a CARD_INSERTION event
396 is received, to configure the PCMCIA socket, and to make the
397 ethernet device available to the system.
398 =============================================================================*/
399 #define MAX_TUPLE_SIZE 128
400 static int ray_config(struct pcmcia_device
*link
)
406 struct net_device
*dev
= (struct net_device
*)link
->priv
;
407 ray_dev_t
*local
= netdev_priv(dev
);
409 dev_dbg(&link
->dev
, "ray_config\n");
411 /* Determine card type and firmware version */
412 printk(KERN_INFO
"ray_cs Detected: %s%s%s%s\n",
413 link
->prod_id
[0] ? link
->prod_id
[0] : " ",
414 link
->prod_id
[1] ? link
->prod_id
[1] : " ",
415 link
->prod_id
[2] ? link
->prod_id
[2] : " ",
416 link
->prod_id
[3] ? link
->prod_id
[3] : " ");
418 /* Now allocate an interrupt line. Note that this does not
419 actually assign a handler to the interrupt.
421 ret
= pcmcia_request_irq(link
, &link
->irq
);
424 dev
->irq
= link
->irq
.AssignedIRQ
;
426 /* This actually configures the PCMCIA socket -- setting up
427 the I/O windows and the interrupt mapping.
429 ret
= pcmcia_request_configuration(link
, &link
->conf
);
433 /*** Set up 32k window for shared memory (transmit and control) ************/
435 WIN_DATA_WIDTH_8
| WIN_MEMORY_TYPE_CM
| WIN_ENABLE
| WIN_USE_WAIT
;
438 req
.AccessSpeed
= ray_mem_speed
;
439 ret
= pcmcia_request_window(link
, &req
, &link
->win
);
442 mem
.CardOffset
= 0x0000;
444 ret
= pcmcia_map_mem_page(link
, link
->win
, &mem
);
447 local
->sram
= ioremap(req
.Base
, req
.Size
);
449 /*** Set up 16k window for shared memory (receive buffer) ***************/
451 WIN_DATA_WIDTH_8
| WIN_MEMORY_TYPE_CM
| WIN_ENABLE
| WIN_USE_WAIT
;
454 req
.AccessSpeed
= ray_mem_speed
;
455 ret
= pcmcia_request_window(link
, &req
, &local
->rmem_handle
);
458 mem
.CardOffset
= 0x8000;
460 ret
= pcmcia_map_mem_page(link
, local
->rmem_handle
, &mem
);
463 local
->rmem
= ioremap(req
.Base
, req
.Size
);
465 /*** Set up window for attribute memory ***********************************/
467 WIN_DATA_WIDTH_8
| WIN_MEMORY_TYPE_AM
| WIN_ENABLE
| WIN_USE_WAIT
;
470 req
.AccessSpeed
= ray_mem_speed
;
471 ret
= pcmcia_request_window(link
, &req
, &local
->amem_handle
);
474 mem
.CardOffset
= 0x0000;
476 ret
= pcmcia_map_mem_page(link
, local
->amem_handle
, &mem
);
479 local
->amem
= ioremap(req
.Base
, req
.Size
);
481 dev_dbg(&link
->dev
, "ray_config sram=%p\n", local
->sram
);
482 dev_dbg(&link
->dev
, "ray_config rmem=%p\n", local
->rmem
);
483 dev_dbg(&link
->dev
, "ray_config amem=%p\n", local
->amem
);
484 if (ray_init(dev
) < 0) {
489 SET_NETDEV_DEV(dev
, &link
->dev
);
490 i
= register_netdev(dev
);
492 printk("ray_config register_netdev() failed\n");
497 strcpy(local
->node
.dev_name
, dev
->name
);
498 link
->dev_node
= &local
->node
;
500 printk(KERN_INFO
"%s: RayLink, irq %d, hw_addr %pM\n",
501 dev
->name
, dev
->irq
, dev
->dev_addr
);
510 static inline struct ccs __iomem
*ccs_base(ray_dev_t
*dev
)
512 return dev
->sram
+ CCS_BASE
;
515 static inline struct rcs __iomem
*rcs_base(ray_dev_t
*dev
)
518 * This looks nonsensical, since there is a separate
519 * RCS_BASE. But the difference between a "struct rcs"
520 * and a "struct ccs" ends up being in the _index_ off
521 * the base, so the base pointer is the same for both
524 return dev
->sram
+ CCS_BASE
;
527 /*===========================================================================*/
528 static int ray_init(struct net_device
*dev
)
532 struct ccs __iomem
*pccs
;
533 ray_dev_t
*local
= netdev_priv(dev
);
534 struct pcmcia_device
*link
= local
->finder
;
535 dev_dbg(&link
->dev
, "ray_init(0x%p)\n", dev
);
536 if (!(pcmcia_dev_present(link
))) {
537 dev_dbg(&link
->dev
, "ray_init - device not present\n");
541 local
->net_type
= net_type
;
542 local
->sta_type
= TYPE_STA
;
544 /* Copy the startup results to local memory */
545 memcpy_fromio(&local
->startup_res
, local
->sram
+ ECF_TO_HOST_BASE
,
546 sizeof(struct startup_res_6
));
548 /* Check Power up test status and get mac address from card */
549 if (local
->startup_res
.startup_word
!= 0x80) {
550 printk(KERN_INFO
"ray_init ERROR card status = %2x\n",
551 local
->startup_res
.startup_word
);
552 local
->card_status
= CARD_INIT_ERROR
;
556 local
->fw_ver
= local
->startup_res
.firmware_version
[0];
557 local
->fw_bld
= local
->startup_res
.firmware_version
[1];
558 local
->fw_var
= local
->startup_res
.firmware_version
[2];
559 dev_dbg(&link
->dev
, "ray_init firmware version %d.%d \n", local
->fw_ver
,
562 local
->tib_length
= 0x20;
563 if ((local
->fw_ver
== 5) && (local
->fw_bld
>= 30))
564 local
->tib_length
= local
->startup_res
.tib_length
;
565 dev_dbg(&link
->dev
, "ray_init tib_length = 0x%02x\n", local
->tib_length
);
566 /* Initialize CCS's to buffer free state */
567 pccs
= ccs_base(local
);
568 for (i
= 0; i
< NUMBER_OF_CCS
; i
++) {
569 writeb(CCS_BUFFER_FREE
, &(pccs
++)->buffer_status
);
571 init_startup_params(local
);
573 /* copy mac address to startup parameters */
574 if (parse_addr(phy_addr
, local
->sparm
.b4
.a_mac_addr
)) {
575 p
= local
->sparm
.b4
.a_mac_addr
;
577 memcpy(&local
->sparm
.b4
.a_mac_addr
,
578 &local
->startup_res
.station_addr
, ADDRLEN
);
579 p
= local
->sparm
.b4
.a_mac_addr
;
582 clear_interrupt(local
); /* Clear any interrupt from the card */
583 local
->card_status
= CARD_AWAITING_PARAM
;
584 dev_dbg(&link
->dev
, "ray_init ending\n");
588 /*===========================================================================*/
589 /* Download startup parameters to the card and command it to read them */
590 static int dl_startup_params(struct net_device
*dev
)
593 ray_dev_t
*local
= netdev_priv(dev
);
594 struct ccs __iomem
*pccs
;
595 struct pcmcia_device
*link
= local
->finder
;
597 dev_dbg(&link
->dev
, "dl_startup_params entered\n");
598 if (!(pcmcia_dev_present(link
))) {
599 dev_dbg(&link
->dev
, "ray_cs dl_startup_params - device not present\n");
603 /* Copy parameters to host to ECF area */
604 if (local
->fw_ver
== 0x55)
605 memcpy_toio(local
->sram
+ HOST_TO_ECF_BASE
, &local
->sparm
.b4
,
606 sizeof(struct b4_startup_params
));
608 memcpy_toio(local
->sram
+ HOST_TO_ECF_BASE
, &local
->sparm
.b5
,
609 sizeof(struct b5_startup_params
));
611 /* Fill in the CCS fields for the ECF */
612 if ((ccsindex
= get_free_ccs(local
)) < 0)
614 local
->dl_param_ccs
= ccsindex
;
615 pccs
= ccs_base(local
) + ccsindex
;
616 writeb(CCS_DOWNLOAD_STARTUP_PARAMS
, &pccs
->cmd
);
617 dev_dbg(&link
->dev
, "dl_startup_params start ccsindex = %d\n",
618 local
->dl_param_ccs
);
619 /* Interrupt the firmware to process the command */
620 if (interrupt_ecf(local
, ccsindex
)) {
621 printk(KERN_INFO
"ray dl_startup_params failed - "
622 "ECF not ready for intr\n");
623 local
->card_status
= CARD_DL_PARAM_ERROR
;
624 writeb(CCS_BUFFER_FREE
, &(pccs
++)->buffer_status
);
627 local
->card_status
= CARD_DL_PARAM
;
628 /* Start kernel timer to wait for dl startup to complete. */
629 local
->timer
.expires
= jiffies
+ HZ
/ 2;
630 local
->timer
.data
= (long)local
;
631 local
->timer
.function
= &verify_dl_startup
;
632 add_timer(&local
->timer
);
634 "ray_cs dl_startup_params started timer for verify_dl_startup\n");
636 } /* dl_startup_params */
638 /*===========================================================================*/
639 static void init_startup_params(ray_dev_t
*local
)
643 if (country
> JAPAN_TEST
)
645 else if (country
< USA
)
647 /* structure for hop time and beacon period is defined here using
648 * New 802.11D6.1 format. Card firmware is still using old format
651 * a_hop_time ms byte a_hop_time ms byte
652 * a_hop_time 2s byte a_hop_time ls byte
653 * a_hop_time ls byte a_beacon_period ms byte
654 * a_beacon_period a_beacon_period ls byte
656 * a_hop_time = uS a_hop_time = KuS
657 * a_beacon_period = hops a_beacon_period = KuS
658 *//* 64ms = 010000 */
659 if (local
->fw_ver
== 0x55) {
660 memcpy((UCHAR
*) &local
->sparm
.b4
, b4_default_startup_parms
,
661 sizeof(struct b4_startup_params
));
662 /* Translate sane kus input values to old build 4/5 format */
663 /* i = hop time in uS truncated to 3 bytes */
664 i
= (hop_dwell
* 1024) & 0xffffff;
665 local
->sparm
.b4
.a_hop_time
[0] = (i
>> 16) & 0xff;
666 local
->sparm
.b4
.a_hop_time
[1] = (i
>> 8) & 0xff;
667 local
->sparm
.b4
.a_beacon_period
[0] = 0;
668 local
->sparm
.b4
.a_beacon_period
[1] =
669 ((beacon_period
/ hop_dwell
) - 1) & 0xff;
670 local
->sparm
.b4
.a_curr_country_code
= country
;
671 local
->sparm
.b4
.a_hop_pattern_length
=
672 hop_pattern_length
[(int)country
] - 1;
674 local
->sparm
.b4
.a_ack_timeout
= 0x50;
675 local
->sparm
.b4
.a_sifs
= 0x3f;
677 } else { /* Version 5 uses real kus values */
678 memcpy((UCHAR
*) &local
->sparm
.b5
, b5_default_startup_parms
,
679 sizeof(struct b5_startup_params
));
681 local
->sparm
.b5
.a_hop_time
[0] = (hop_dwell
>> 8) & 0xff;
682 local
->sparm
.b5
.a_hop_time
[1] = hop_dwell
& 0xff;
683 local
->sparm
.b5
.a_beacon_period
[0] =
684 (beacon_period
>> 8) & 0xff;
685 local
->sparm
.b5
.a_beacon_period
[1] = beacon_period
& 0xff;
687 local
->sparm
.b5
.a_power_mgt_state
= 1;
688 local
->sparm
.b5
.a_curr_country_code
= country
;
689 local
->sparm
.b5
.a_hop_pattern_length
=
690 hop_pattern_length
[(int)country
];
693 local
->sparm
.b4
.a_network_type
= net_type
& 0x01;
694 local
->sparm
.b4
.a_acting_as_ap_status
= TYPE_STA
;
697 strncpy(local
->sparm
.b4
.a_current_ess_id
, essid
, ESSID_SIZE
);
698 } /* init_startup_params */
700 /*===========================================================================*/
701 static void verify_dl_startup(u_long data
)
703 ray_dev_t
*local
= (ray_dev_t
*) data
;
704 struct ccs __iomem
*pccs
= ccs_base(local
) + local
->dl_param_ccs
;
706 struct pcmcia_device
*link
= local
->finder
;
708 if (!(pcmcia_dev_present(link
))) {
709 dev_dbg(&link
->dev
, "ray_cs verify_dl_startup - device not present\n");
716 "verify_dl_startup parameters sent via ccs %d:\n",
717 local
->dl_param_ccs
);
718 for (i
= 0; i
< sizeof(struct b5_startup_params
); i
++) {
720 (unsigned int)readb(local
->sram
+
721 HOST_TO_ECF_BASE
+ i
));
727 status
= readb(&pccs
->buffer_status
);
728 if (status
!= CCS_BUFFER_FREE
) {
730 "Download startup params failed. Status = %d\n",
732 local
->card_status
= CARD_DL_PARAM_ERROR
;
735 if (local
->sparm
.b4
.a_network_type
== ADHOC
)
736 start_net((u_long
) local
);
738 join_net((u_long
) local
);
741 } /* end verify_dl_startup */
743 /*===========================================================================*/
744 /* Command card to start a network */
745 static void start_net(u_long data
)
747 ray_dev_t
*local
= (ray_dev_t
*) data
;
748 struct ccs __iomem
*pccs
;
750 struct pcmcia_device
*link
= local
->finder
;
751 if (!(pcmcia_dev_present(link
))) {
752 dev_dbg(&link
->dev
, "ray_cs start_net - device not present\n");
755 /* Fill in the CCS fields for the ECF */
756 if ((ccsindex
= get_free_ccs(local
)) < 0)
758 pccs
= ccs_base(local
) + ccsindex
;
759 writeb(CCS_START_NETWORK
, &pccs
->cmd
);
760 writeb(0, &pccs
->var
.start_network
.update_param
);
761 /* Interrupt the firmware to process the command */
762 if (interrupt_ecf(local
, ccsindex
)) {
763 dev_dbg(&link
->dev
, "ray start net failed - card not ready for intr\n");
764 writeb(CCS_BUFFER_FREE
, &(pccs
++)->buffer_status
);
767 local
->card_status
= CARD_DOING_ACQ
;
769 } /* end start_net */
771 /*===========================================================================*/
772 /* Command card to join a network */
773 static void join_net(u_long data
)
775 ray_dev_t
*local
= (ray_dev_t
*) data
;
777 struct ccs __iomem
*pccs
;
779 struct pcmcia_device
*link
= local
->finder
;
781 if (!(pcmcia_dev_present(link
))) {
782 dev_dbg(&link
->dev
, "ray_cs join_net - device not present\n");
785 /* Fill in the CCS fields for the ECF */
786 if ((ccsindex
= get_free_ccs(local
)) < 0)
788 pccs
= ccs_base(local
) + ccsindex
;
789 writeb(CCS_JOIN_NETWORK
, &pccs
->cmd
);
790 writeb(0, &pccs
->var
.join_network
.update_param
);
791 writeb(0, &pccs
->var
.join_network
.net_initiated
);
792 /* Interrupt the firmware to process the command */
793 if (interrupt_ecf(local
, ccsindex
)) {
794 dev_dbg(&link
->dev
, "ray join net failed - card not ready for intr\n");
795 writeb(CCS_BUFFER_FREE
, &(pccs
++)->buffer_status
);
798 local
->card_status
= CARD_DOING_ACQ
;
802 /*============================================================================
803 After a card is removed, ray_release() will unregister the net
804 device, and release the PCMCIA configuration. If the device is
805 still open, this will be postponed until it is closed.
806 =============================================================================*/
807 static void ray_release(struct pcmcia_device
*link
)
809 struct net_device
*dev
= link
->priv
;
810 ray_dev_t
*local
= netdev_priv(dev
);
813 dev_dbg(&link
->dev
, "ray_release\n");
815 del_timer(&local
->timer
);
817 iounmap(local
->sram
);
818 iounmap(local
->rmem
);
819 iounmap(local
->amem
);
820 /* Do bother checking to see if these succeed or not */
821 i
= pcmcia_release_window(link
, local
->amem_handle
);
823 dev_dbg(&link
->dev
, "ReleaseWindow(local->amem) ret = %x\n", i
);
824 i
= pcmcia_release_window(link
, local
->rmem_handle
);
826 dev_dbg(&link
->dev
, "ReleaseWindow(local->rmem) ret = %x\n", i
);
827 pcmcia_disable_device(link
);
829 dev_dbg(&link
->dev
, "ray_release ending\n");
832 static int ray_suspend(struct pcmcia_device
*link
)
834 struct net_device
*dev
= link
->priv
;
837 netif_device_detach(dev
);
842 static int ray_resume(struct pcmcia_device
*link
)
844 struct net_device
*dev
= link
->priv
;
848 netif_device_attach(dev
);
854 /*===========================================================================*/
855 static int ray_dev_init(struct net_device
*dev
)
857 #ifdef RAY_IMMEDIATE_INIT
859 #endif /* RAY_IMMEDIATE_INIT */
860 ray_dev_t
*local
= netdev_priv(dev
);
861 struct pcmcia_device
*link
= local
->finder
;
863 dev_dbg(&link
->dev
, "ray_dev_init(dev=%p)\n", dev
);
864 if (!(pcmcia_dev_present(link
))) {
865 dev_dbg(&link
->dev
, "ray_dev_init - device not present\n");
868 #ifdef RAY_IMMEDIATE_INIT
869 /* Download startup parameters */
870 if ((i
= dl_startup_params(dev
)) < 0) {
871 printk(KERN_INFO
"ray_dev_init dl_startup_params failed - "
872 "returns 0x%x\n", i
);
875 #else /* RAY_IMMEDIATE_INIT */
876 /* Postpone the card init so that we can still configure the card,
877 * for example using the Wireless Extensions. The init will happen
878 * in ray_open() - Jean II */
880 "ray_dev_init: postponing card init to ray_open() ; Status = %d\n",
882 #endif /* RAY_IMMEDIATE_INIT */
884 /* copy mac and broadcast addresses to linux device */
885 memcpy(dev
->dev_addr
, &local
->sparm
.b4
.a_mac_addr
, ADDRLEN
);
886 memset(dev
->broadcast
, 0xff, ETH_ALEN
);
888 dev_dbg(&link
->dev
, "ray_dev_init ending\n");
892 /*===========================================================================*/
893 static int ray_dev_config(struct net_device
*dev
, struct ifmap
*map
)
895 ray_dev_t
*local
= netdev_priv(dev
);
896 struct pcmcia_device
*link
= local
->finder
;
897 /* Dummy routine to satisfy device structure */
898 dev_dbg(&link
->dev
, "ray_dev_config(dev=%p,ifmap=%p)\n", dev
, map
);
899 if (!(pcmcia_dev_present(link
))) {
900 dev_dbg(&link
->dev
, "ray_dev_config - device not present\n");
907 /*===========================================================================*/
908 static netdev_tx_t
ray_dev_start_xmit(struct sk_buff
*skb
,
909 struct net_device
*dev
)
911 ray_dev_t
*local
= netdev_priv(dev
);
912 struct pcmcia_device
*link
= local
->finder
;
913 short length
= skb
->len
;
915 if (!pcmcia_dev_present(link
)) {
916 dev_dbg(&link
->dev
, "ray_dev_start_xmit - device not present\n");
921 dev_dbg(&link
->dev
, "ray_dev_start_xmit(skb=%p, dev=%p)\n", skb
, dev
);
922 if (local
->authentication_state
== NEED_TO_AUTH
) {
923 dev_dbg(&link
->dev
, "ray_cs Sending authentication request.\n");
924 if (!build_auth_frame(local
, local
->auth_id
, OPEN_AUTH_REQUEST
)) {
925 local
->authentication_state
= AUTHENTICATED
;
926 netif_stop_queue(dev
);
927 return NETDEV_TX_BUSY
;
931 if (length
< ETH_ZLEN
) {
932 if (skb_padto(skb
, ETH_ZLEN
))
936 switch (ray_hw_xmit(skb
->data
, length
, dev
, DATA_TYPE
)) {
939 netif_stop_queue(dev
);
940 return NETDEV_TX_BUSY
;
945 dev
->trans_start
= jiffies
;
950 } /* ray_dev_start_xmit */
952 /*===========================================================================*/
953 static int ray_hw_xmit(unsigned char *data
, int len
, struct net_device
*dev
,
956 ray_dev_t
*local
= netdev_priv(dev
);
957 struct ccs __iomem
*pccs
;
960 struct tx_msg __iomem
*ptx
; /* Address of xmit buffer in PC space */
961 short int addr
; /* Address of xmit buffer in card space */
963 pr_debug("ray_hw_xmit(data=%p, len=%d, dev=%p)\n", data
, len
, dev
);
964 if (len
+ TX_HEADER_LENGTH
> TX_BUF_SIZE
) {
965 printk(KERN_INFO
"ray_hw_xmit packet too large: %d bytes\n",
969 switch (ccsindex
= get_free_tx_ccs(local
)) {
971 pr_debug("ray_hw_xmit tx_ccs table busy\n");
973 pr_debug("ray_hw_xmit No free tx ccs\n");
975 netif_stop_queue(dev
);
980 addr
= TX_BUF_BASE
+ (ccsindex
<< 11);
982 if (msg_type
== DATA_TYPE
) {
983 local
->stats
.tx_bytes
+= len
;
984 local
->stats
.tx_packets
++;
987 ptx
= local
->sram
+ addr
;
989 ray_build_header(local
, ptx
, msg_type
, data
);
991 offset
= translate_frame(local
, ptx
, data
, len
);
992 } else { /* Encapsulate frame */
993 /* TBD TIB length will move address of ptx->var */
994 memcpy_toio(&ptx
->var
, data
, len
);
998 /* fill in the CCS */
999 pccs
= ccs_base(local
) + ccsindex
;
1000 len
+= TX_HEADER_LENGTH
+ offset
;
1001 writeb(CCS_TX_REQUEST
, &pccs
->cmd
);
1002 writeb(addr
>> 8, &pccs
->var
.tx_request
.tx_data_ptr
[0]);
1003 writeb(local
->tib_length
, &pccs
->var
.tx_request
.tx_data_ptr
[1]);
1004 writeb(len
>> 8, &pccs
->var
.tx_request
.tx_data_length
[0]);
1005 writeb(len
& 0xff, &pccs
->var
.tx_request
.tx_data_length
[1]);
1006 /* TBD still need psm_cam? */
1007 writeb(PSM_CAM
, &pccs
->var
.tx_request
.pow_sav_mode
);
1008 writeb(local
->net_default_tx_rate
, &pccs
->var
.tx_request
.tx_rate
);
1009 writeb(0, &pccs
->var
.tx_request
.antenna
);
1010 pr_debug("ray_hw_xmit default_tx_rate = 0x%x\n",
1011 local
->net_default_tx_rate
);
1013 /* Interrupt the firmware to process the command */
1014 if (interrupt_ecf(local
, ccsindex
)) {
1015 pr_debug("ray_hw_xmit failed - ECF not ready for intr\n");
1016 /* TBD very inefficient to copy packet to buffer, and then not
1017 send it, but the alternative is to queue the messages and that
1018 won't be done for a while. Maybe set tbusy until a CCS is free?
1020 writeb(CCS_BUFFER_FREE
, &pccs
->buffer_status
);
1021 return XMIT_NO_INTR
;
1024 } /* end ray_hw_xmit */
1026 /*===========================================================================*/
1027 static int translate_frame(ray_dev_t
*local
, struct tx_msg __iomem
*ptx
,
1028 unsigned char *data
, int len
)
1030 __be16 proto
= ((struct ethhdr
*)data
)->h_proto
;
1031 if (ntohs(proto
) >= 1536) { /* DIX II ethernet frame */
1032 pr_debug("ray_cs translate_frame DIX II\n");
1033 /* Copy LLC header to card buffer */
1034 memcpy_toio(&ptx
->var
, eth2_llc
, sizeof(eth2_llc
));
1035 memcpy_toio(((void __iomem
*)&ptx
->var
) + sizeof(eth2_llc
),
1036 (UCHAR
*) &proto
, 2);
1037 if (proto
== htons(ETH_P_AARP
) || proto
== htons(ETH_P_IPX
)) {
1038 /* This is the selective translation table, only 2 entries */
1040 &((struct snaphdr_t __iomem
*)ptx
->var
)->org
[3]);
1042 /* Copy body of ethernet packet without ethernet header */
1043 memcpy_toio((void __iomem
*)&ptx
->var
+
1044 sizeof(struct snaphdr_t
), data
+ ETH_HLEN
,
1046 return (int)sizeof(struct snaphdr_t
) - ETH_HLEN
;
1047 } else { /* already 802 type, and proto is length */
1048 pr_debug("ray_cs translate_frame 802\n");
1049 if (proto
== htons(0xffff)) { /* evil netware IPX 802.3 without LLC */
1050 pr_debug("ray_cs translate_frame evil IPX\n");
1051 memcpy_toio(&ptx
->var
, data
+ ETH_HLEN
, len
- ETH_HLEN
);
1052 return 0 - ETH_HLEN
;
1054 memcpy_toio(&ptx
->var
, data
+ ETH_HLEN
, len
- ETH_HLEN
);
1055 return 0 - ETH_HLEN
;
1057 /* TBD do other frame types */
1058 } /* end translate_frame */
1060 /*===========================================================================*/
1061 static void ray_build_header(ray_dev_t
*local
, struct tx_msg __iomem
*ptx
,
1062 UCHAR msg_type
, unsigned char *data
)
1064 writeb(PROTOCOL_VER
| msg_type
, &ptx
->mac
.frame_ctl_1
);
1065 /*** IEEE 802.11 Address field assignments *************
1066 TODS FROMDS addr_1 addr_2 addr_3 addr_4
1067 Adhoc 0 0 dest src (terminal) BSSID N/A
1068 AP to Terminal 0 1 dest AP(BSSID) source N/A
1069 Terminal to AP 1 0 AP(BSSID) src (terminal) dest N/A
1070 AP to AP 1 1 dest AP src AP dest source
1071 *******************************************************/
1072 if (local
->net_type
== ADHOC
) {
1073 writeb(0, &ptx
->mac
.frame_ctl_2
);
1074 memcpy_toio(ptx
->mac
.addr_1
, ((struct ethhdr
*)data
)->h_dest
,
1076 memcpy_toio(ptx
->mac
.addr_3
, local
->bss_id
, ADDRLEN
);
1077 } else { /* infrastructure */
1079 if (local
->sparm
.b4
.a_acting_as_ap_status
) {
1080 writeb(FC2_FROM_DS
, &ptx
->mac
.frame_ctl_2
);
1081 memcpy_toio(ptx
->mac
.addr_1
,
1082 ((struct ethhdr
*)data
)->h_dest
, ADDRLEN
);
1083 memcpy_toio(ptx
->mac
.addr_2
, local
->bss_id
, 6);
1084 memcpy_toio(ptx
->mac
.addr_3
,
1085 ((struct ethhdr
*)data
)->h_source
, ADDRLEN
);
1086 } else { /* Terminal */
1088 writeb(FC2_TO_DS
, &ptx
->mac
.frame_ctl_2
);
1089 memcpy_toio(ptx
->mac
.addr_1
, local
->bss_id
, ADDRLEN
);
1090 memcpy_toio(ptx
->mac
.addr_2
,
1091 ((struct ethhdr
*)data
)->h_source
, ADDRLEN
);
1092 memcpy_toio(ptx
->mac
.addr_3
,
1093 ((struct ethhdr
*)data
)->h_dest
, ADDRLEN
);
1096 } /* end encapsulate_frame */
1098 /*===========================================================================*/
1100 static void netdev_get_drvinfo(struct net_device
*dev
,
1101 struct ethtool_drvinfo
*info
)
1103 strcpy(info
->driver
, "ray_cs");
1106 static const struct ethtool_ops netdev_ethtool_ops
= {
1107 .get_drvinfo
= netdev_get_drvinfo
,
1110 /*====================================================================*/
1112 /*------------------------------------------------------------------*/
1114 * Wireless Handler : get protocol name
1116 static int ray_get_name(struct net_device
*dev
,
1117 struct iw_request_info
*info
, char *cwrq
, char *extra
)
1119 strcpy(cwrq
, "IEEE 802.11-FH");
1123 /*------------------------------------------------------------------*/
1125 * Wireless Handler : set frequency
1127 static int ray_set_freq(struct net_device
*dev
,
1128 struct iw_request_info
*info
,
1129 struct iw_freq
*fwrq
, char *extra
)
1131 ray_dev_t
*local
= netdev_priv(dev
);
1132 int err
= -EINPROGRESS
; /* Call commit handler */
1134 /* Reject if card is already initialised */
1135 if (local
->card_status
!= CARD_AWAITING_PARAM
)
1138 /* Setting by channel number */
1139 if ((fwrq
->m
> USA_HOP_MOD
) || (fwrq
->e
> 0))
1142 local
->sparm
.b5
.a_hop_pattern
= fwrq
->m
;
1147 /*------------------------------------------------------------------*/
1149 * Wireless Handler : get frequency
1151 static int ray_get_freq(struct net_device
*dev
,
1152 struct iw_request_info
*info
,
1153 struct iw_freq
*fwrq
, char *extra
)
1155 ray_dev_t
*local
= netdev_priv(dev
);
1157 fwrq
->m
= local
->sparm
.b5
.a_hop_pattern
;
1162 /*------------------------------------------------------------------*/
1164 * Wireless Handler : set ESSID
1166 static int ray_set_essid(struct net_device
*dev
,
1167 struct iw_request_info
*info
,
1168 struct iw_point
*dwrq
, char *extra
)
1170 ray_dev_t
*local
= netdev_priv(dev
);
1172 /* Reject if card is already initialised */
1173 if (local
->card_status
!= CARD_AWAITING_PARAM
)
1176 /* Check if we asked for `any' */
1177 if (dwrq
->flags
== 0) {
1178 /* Corey : can you do that ? */
1181 /* Check the size of the string */
1182 if (dwrq
->length
> IW_ESSID_MAX_SIZE
) {
1186 /* Set the ESSID in the card */
1187 memset(local
->sparm
.b5
.a_current_ess_id
, 0, IW_ESSID_MAX_SIZE
);
1188 memcpy(local
->sparm
.b5
.a_current_ess_id
, extra
, dwrq
->length
);
1191 return -EINPROGRESS
; /* Call commit handler */
1194 /*------------------------------------------------------------------*/
1196 * Wireless Handler : get ESSID
1198 static int ray_get_essid(struct net_device
*dev
,
1199 struct iw_request_info
*info
,
1200 struct iw_point
*dwrq
, char *extra
)
1202 ray_dev_t
*local
= netdev_priv(dev
);
1204 /* Get the essid that was set */
1205 memcpy(extra
, local
->sparm
.b5
.a_current_ess_id
, IW_ESSID_MAX_SIZE
);
1208 dwrq
->length
= strlen(extra
);
1209 dwrq
->flags
= 1; /* active */
1214 /*------------------------------------------------------------------*/
1216 * Wireless Handler : get AP address
1218 static int ray_get_wap(struct net_device
*dev
,
1219 struct iw_request_info
*info
,
1220 struct sockaddr
*awrq
, char *extra
)
1222 ray_dev_t
*local
= netdev_priv(dev
);
1224 memcpy(awrq
->sa_data
, local
->bss_id
, ETH_ALEN
);
1225 awrq
->sa_family
= ARPHRD_ETHER
;
1230 /*------------------------------------------------------------------*/
1232 * Wireless Handler : set Bit-Rate
1234 static int ray_set_rate(struct net_device
*dev
,
1235 struct iw_request_info
*info
,
1236 struct iw_param
*vwrq
, char *extra
)
1238 ray_dev_t
*local
= netdev_priv(dev
);
1240 /* Reject if card is already initialised */
1241 if (local
->card_status
!= CARD_AWAITING_PARAM
)
1244 /* Check if rate is in range */
1245 if ((vwrq
->value
!= 1000000) && (vwrq
->value
!= 2000000))
1248 /* Hack for 1.5 Mb/s instead of 2 Mb/s */
1249 if ((local
->fw_ver
== 0x55) && /* Please check */
1250 (vwrq
->value
== 2000000))
1251 local
->net_default_tx_rate
= 3;
1253 local
->net_default_tx_rate
= vwrq
->value
/ 500000;
1258 /*------------------------------------------------------------------*/
1260 * Wireless Handler : get Bit-Rate
1262 static int ray_get_rate(struct net_device
*dev
,
1263 struct iw_request_info
*info
,
1264 struct iw_param
*vwrq
, char *extra
)
1266 ray_dev_t
*local
= netdev_priv(dev
);
1268 if (local
->net_default_tx_rate
== 3)
1269 vwrq
->value
= 2000000; /* Hum... */
1271 vwrq
->value
= local
->net_default_tx_rate
* 500000;
1272 vwrq
->fixed
= 0; /* We are in auto mode */
1277 /*------------------------------------------------------------------*/
1279 * Wireless Handler : set RTS threshold
1281 static int ray_set_rts(struct net_device
*dev
,
1282 struct iw_request_info
*info
,
1283 struct iw_param
*vwrq
, char *extra
)
1285 ray_dev_t
*local
= netdev_priv(dev
);
1286 int rthr
= vwrq
->value
;
1288 /* Reject if card is already initialised */
1289 if (local
->card_status
!= CARD_AWAITING_PARAM
)
1292 /* if(wrq->u.rts.fixed == 0) we should complain */
1296 if ((rthr
< 0) || (rthr
> 2347)) /* What's the max packet size ??? */
1299 local
->sparm
.b5
.a_rts_threshold
[0] = (rthr
>> 8) & 0xFF;
1300 local
->sparm
.b5
.a_rts_threshold
[1] = rthr
& 0xFF;
1302 return -EINPROGRESS
; /* Call commit handler */
1305 /*------------------------------------------------------------------*/
1307 * Wireless Handler : get RTS threshold
1309 static int ray_get_rts(struct net_device
*dev
,
1310 struct iw_request_info
*info
,
1311 struct iw_param
*vwrq
, char *extra
)
1313 ray_dev_t
*local
= netdev_priv(dev
);
1315 vwrq
->value
= (local
->sparm
.b5
.a_rts_threshold
[0] << 8)
1316 + local
->sparm
.b5
.a_rts_threshold
[1];
1317 vwrq
->disabled
= (vwrq
->value
== 32767);
1323 /*------------------------------------------------------------------*/
1325 * Wireless Handler : set Fragmentation threshold
1327 static int ray_set_frag(struct net_device
*dev
,
1328 struct iw_request_info
*info
,
1329 struct iw_param
*vwrq
, char *extra
)
1331 ray_dev_t
*local
= netdev_priv(dev
);
1332 int fthr
= vwrq
->value
;
1334 /* Reject if card is already initialised */
1335 if (local
->card_status
!= CARD_AWAITING_PARAM
)
1338 /* if(wrq->u.frag.fixed == 0) should complain */
1342 if ((fthr
< 256) || (fthr
> 2347)) /* To check out ! */
1345 local
->sparm
.b5
.a_frag_threshold
[0] = (fthr
>> 8) & 0xFF;
1346 local
->sparm
.b5
.a_frag_threshold
[1] = fthr
& 0xFF;
1348 return -EINPROGRESS
; /* Call commit handler */
1351 /*------------------------------------------------------------------*/
1353 * Wireless Handler : get Fragmentation threshold
1355 static int ray_get_frag(struct net_device
*dev
,
1356 struct iw_request_info
*info
,
1357 struct iw_param
*vwrq
, char *extra
)
1359 ray_dev_t
*local
= netdev_priv(dev
);
1361 vwrq
->value
= (local
->sparm
.b5
.a_frag_threshold
[0] << 8)
1362 + local
->sparm
.b5
.a_frag_threshold
[1];
1363 vwrq
->disabled
= (vwrq
->value
== 32767);
1369 /*------------------------------------------------------------------*/
1371 * Wireless Handler : set Mode of Operation
1373 static int ray_set_mode(struct net_device
*dev
,
1374 struct iw_request_info
*info
, __u32
*uwrq
, char *extra
)
1376 ray_dev_t
*local
= netdev_priv(dev
);
1377 int err
= -EINPROGRESS
; /* Call commit handler */
1380 /* Reject if card is already initialised */
1381 if (local
->card_status
!= CARD_AWAITING_PARAM
)
1389 local
->sparm
.b5
.a_network_type
= card_mode
;
1398 /*------------------------------------------------------------------*/
1400 * Wireless Handler : get Mode of Operation
1402 static int ray_get_mode(struct net_device
*dev
,
1403 struct iw_request_info
*info
, __u32
*uwrq
, char *extra
)
1405 ray_dev_t
*local
= netdev_priv(dev
);
1407 if (local
->sparm
.b5
.a_network_type
)
1408 *uwrq
= IW_MODE_INFRA
;
1410 *uwrq
= IW_MODE_ADHOC
;
1415 /*------------------------------------------------------------------*/
1417 * Wireless Handler : get range info
1419 static int ray_get_range(struct net_device
*dev
,
1420 struct iw_request_info
*info
,
1421 struct iw_point
*dwrq
, char *extra
)
1423 struct iw_range
*range
= (struct iw_range
*)extra
;
1425 memset((char *)range
, 0, sizeof(struct iw_range
));
1427 /* Set the length (very important for backward compatibility) */
1428 dwrq
->length
= sizeof(struct iw_range
);
1430 /* Set the Wireless Extension versions */
1431 range
->we_version_compiled
= WIRELESS_EXT
;
1432 range
->we_version_source
= 9;
1434 /* Set information in the range struct */
1435 range
->throughput
= 1.1 * 1000 * 1000; /* Put the right number here */
1436 range
->num_channels
= hop_pattern_length
[(int)country
];
1437 range
->num_frequency
= 0;
1438 range
->max_qual
.qual
= 0;
1439 range
->max_qual
.level
= 255; /* What's the correct value ? */
1440 range
->max_qual
.noise
= 255; /* Idem */
1441 range
->num_bitrates
= 2;
1442 range
->bitrate
[0] = 1000000; /* 1 Mb/s */
1443 range
->bitrate
[1] = 2000000; /* 2 Mb/s */
1447 /*------------------------------------------------------------------*/
1449 * Wireless Private Handler : set framing mode
1451 static int ray_set_framing(struct net_device
*dev
,
1452 struct iw_request_info
*info
,
1453 union iwreq_data
*wrqu
, char *extra
)
1455 translate
= *(extra
); /* Set framing mode */
1460 /*------------------------------------------------------------------*/
1462 * Wireless Private Handler : get framing mode
1464 static int ray_get_framing(struct net_device
*dev
,
1465 struct iw_request_info
*info
,
1466 union iwreq_data
*wrqu
, char *extra
)
1468 *(extra
) = translate
;
1473 /*------------------------------------------------------------------*/
1475 * Wireless Private Handler : get country
1477 static int ray_get_country(struct net_device
*dev
,
1478 struct iw_request_info
*info
,
1479 union iwreq_data
*wrqu
, char *extra
)
1486 /*------------------------------------------------------------------*/
1488 * Commit handler : called after a bunch of SET operations
1490 static int ray_commit(struct net_device
*dev
, struct iw_request_info
*info
, /* NULL */
1491 void *zwrq
, /* NULL */
1497 /*------------------------------------------------------------------*/
1499 * Stats handler : return Wireless Stats
1501 static iw_stats
*ray_get_wireless_stats(struct net_device
*dev
)
1503 ray_dev_t
*local
= netdev_priv(dev
);
1504 struct pcmcia_device
*link
= local
->finder
;
1505 struct status __iomem
*p
= local
->sram
+ STATUS_BASE
;
1507 local
->wstats
.status
= local
->card_status
;
1509 if ((local
->spy_data
.spy_number
> 0)
1510 && (local
->sparm
.b5
.a_network_type
== 0)) {
1511 /* Get it from the first node in spy list */
1512 local
->wstats
.qual
.qual
= local
->spy_data
.spy_stat
[0].qual
;
1513 local
->wstats
.qual
.level
= local
->spy_data
.spy_stat
[0].level
;
1514 local
->wstats
.qual
.noise
= local
->spy_data
.spy_stat
[0].noise
;
1515 local
->wstats
.qual
.updated
=
1516 local
->spy_data
.spy_stat
[0].updated
;
1518 #endif /* WIRELESS_SPY */
1520 if (pcmcia_dev_present(link
)) {
1521 local
->wstats
.qual
.noise
= readb(&p
->rxnoise
);
1522 local
->wstats
.qual
.updated
|= 4;
1525 return &local
->wstats
;
1526 } /* end ray_get_wireless_stats */
1528 /*------------------------------------------------------------------*/
1530 * Structures to export the Wireless Handlers
1533 static const iw_handler ray_handler
[] = {
1534 [SIOCSIWCOMMIT
- SIOCIWFIRST
] = (iw_handler
) ray_commit
,
1535 [SIOCGIWNAME
- SIOCIWFIRST
] = (iw_handler
) ray_get_name
,
1536 [SIOCSIWFREQ
- SIOCIWFIRST
] = (iw_handler
) ray_set_freq
,
1537 [SIOCGIWFREQ
- SIOCIWFIRST
] = (iw_handler
) ray_get_freq
,
1538 [SIOCSIWMODE
- SIOCIWFIRST
] = (iw_handler
) ray_set_mode
,
1539 [SIOCGIWMODE
- SIOCIWFIRST
] = (iw_handler
) ray_get_mode
,
1540 [SIOCGIWRANGE
- SIOCIWFIRST
] = (iw_handler
) ray_get_range
,
1542 [SIOCSIWSPY
- SIOCIWFIRST
] = (iw_handler
) iw_handler_set_spy
,
1543 [SIOCGIWSPY
- SIOCIWFIRST
] = (iw_handler
) iw_handler_get_spy
,
1544 [SIOCSIWTHRSPY
- SIOCIWFIRST
] = (iw_handler
) iw_handler_set_thrspy
,
1545 [SIOCGIWTHRSPY
- SIOCIWFIRST
] = (iw_handler
) iw_handler_get_thrspy
,
1546 #endif /* WIRELESS_SPY */
1547 [SIOCGIWAP
- SIOCIWFIRST
] = (iw_handler
) ray_get_wap
,
1548 [SIOCSIWESSID
- SIOCIWFIRST
] = (iw_handler
) ray_set_essid
,
1549 [SIOCGIWESSID
- SIOCIWFIRST
] = (iw_handler
) ray_get_essid
,
1550 [SIOCSIWRATE
- SIOCIWFIRST
] = (iw_handler
) ray_set_rate
,
1551 [SIOCGIWRATE
- SIOCIWFIRST
] = (iw_handler
) ray_get_rate
,
1552 [SIOCSIWRTS
- SIOCIWFIRST
] = (iw_handler
) ray_set_rts
,
1553 [SIOCGIWRTS
- SIOCIWFIRST
] = (iw_handler
) ray_get_rts
,
1554 [SIOCSIWFRAG
- SIOCIWFIRST
] = (iw_handler
) ray_set_frag
,
1555 [SIOCGIWFRAG
- SIOCIWFIRST
] = (iw_handler
) ray_get_frag
,
1558 #define SIOCSIPFRAMING SIOCIWFIRSTPRIV /* Set framing mode */
1559 #define SIOCGIPFRAMING SIOCIWFIRSTPRIV + 1 /* Get framing mode */
1560 #define SIOCGIPCOUNTRY SIOCIWFIRSTPRIV + 3 /* Get country code */
1562 static const iw_handler ray_private_handler
[] = {
1563 [0] = (iw_handler
) ray_set_framing
,
1564 [1] = (iw_handler
) ray_get_framing
,
1565 [3] = (iw_handler
) ray_get_country
,
1568 static const struct iw_priv_args ray_private_args
[] = {
1569 /* cmd, set_args, get_args, name */
1570 {SIOCSIPFRAMING
, IW_PRIV_TYPE_BYTE
| IW_PRIV_SIZE_FIXED
| 1, 0,
1572 {SIOCGIPFRAMING
, 0, IW_PRIV_TYPE_BYTE
| IW_PRIV_SIZE_FIXED
| 1,
1574 {SIOCGIPCOUNTRY
, 0, IW_PRIV_TYPE_BYTE
| IW_PRIV_SIZE_FIXED
| 1,
1578 static const struct iw_handler_def ray_handler_def
= {
1579 .num_standard
= ARRAY_SIZE(ray_handler
),
1580 .num_private
= ARRAY_SIZE(ray_private_handler
),
1581 .num_private_args
= ARRAY_SIZE(ray_private_args
),
1582 .standard
= ray_handler
,
1583 .private = ray_private_handler
,
1584 .private_args
= ray_private_args
,
1585 .get_wireless_stats
= ray_get_wireless_stats
,
1588 /*===========================================================================*/
1589 static int ray_open(struct net_device
*dev
)
1591 ray_dev_t
*local
= netdev_priv(dev
);
1592 struct pcmcia_device
*link
;
1593 link
= local
->finder
;
1595 dev_dbg(&link
->dev
, "ray_open('%s')\n", dev
->name
);
1597 if (link
->open
== 0)
1598 local
->num_multi
= 0;
1601 /* If the card is not started, time to start it ! - Jean II */
1602 if (local
->card_status
== CARD_AWAITING_PARAM
) {
1605 dev_dbg(&link
->dev
, "ray_open: doing init now !\n");
1607 /* Download startup parameters */
1608 if ((i
= dl_startup_params(dev
)) < 0) {
1610 "ray_dev_init dl_startup_params failed - "
1611 "returns 0x%x\n", i
);
1617 netif_stop_queue(dev
);
1619 netif_start_queue(dev
);
1621 dev_dbg(&link
->dev
, "ray_open ending\n");
1623 } /* end ray_open */
1625 /*===========================================================================*/
1626 static int ray_dev_close(struct net_device
*dev
)
1628 ray_dev_t
*local
= netdev_priv(dev
);
1629 struct pcmcia_device
*link
;
1630 link
= local
->finder
;
1632 dev_dbg(&link
->dev
, "ray_dev_close('%s')\n", dev
->name
);
1635 netif_stop_queue(dev
);
1637 /* In here, we should stop the hardware (stop card from beeing active)
1638 * and set local->card_status to CARD_AWAITING_PARAM, so that while the
1639 * card is closed we can chage its configuration.
1640 * Probably also need a COR reset to get sane state - Jean II */
1643 } /* end ray_dev_close */
1645 /*===========================================================================*/
1646 static void ray_reset(struct net_device
*dev
)
1648 pr_debug("ray_reset entered\n");
1652 /*===========================================================================*/
1653 /* Cause a firmware interrupt if it is ready for one */
1654 /* Return nonzero if not ready */
1655 static int interrupt_ecf(ray_dev_t
*local
, int ccs
)
1658 struct pcmcia_device
*link
= local
->finder
;
1660 if (!(pcmcia_dev_present(link
))) {
1661 dev_dbg(&link
->dev
, "ray_cs interrupt_ecf - device not present\n");
1664 dev_dbg(&link
->dev
, "interrupt_ecf(local=%p, ccs = 0x%x\n", local
, ccs
);
1667 (readb(local
->amem
+ CIS_OFFSET
+ ECF_INTR_OFFSET
) &
1671 dev_dbg(&link
->dev
, "ray_cs interrupt_ecf card not ready for interrupt\n");
1674 /* Fill the mailbox, then kick the card */
1675 writeb(ccs
, local
->sram
+ SCB_BASE
);
1676 writeb(ECF_INTR_SET
, local
->amem
+ CIS_OFFSET
+ ECF_INTR_OFFSET
);
1678 } /* interrupt_ecf */
1680 /*===========================================================================*/
1681 /* Get next free transmit CCS */
1682 /* Return - index of current tx ccs */
1683 static int get_free_tx_ccs(ray_dev_t
*local
)
1686 struct ccs __iomem
*pccs
= ccs_base(local
);
1687 struct pcmcia_device
*link
= local
->finder
;
1689 if (!(pcmcia_dev_present(link
))) {
1690 dev_dbg(&link
->dev
, "ray_cs get_free_tx_ccs - device not present\n");
1694 if (test_and_set_bit(0, &local
->tx_ccs_lock
)) {
1695 dev_dbg(&link
->dev
, "ray_cs tx_ccs_lock busy\n");
1699 for (i
= 0; i
< NUMBER_OF_TX_CCS
; i
++) {
1700 if (readb(&(pccs
+ i
)->buffer_status
) == CCS_BUFFER_FREE
) {
1701 writeb(CCS_BUFFER_BUSY
, &(pccs
+ i
)->buffer_status
);
1702 writeb(CCS_END_LIST
, &(pccs
+ i
)->link
);
1703 local
->tx_ccs_lock
= 0;
1707 local
->tx_ccs_lock
= 0;
1708 dev_dbg(&link
->dev
, "ray_cs ERROR no free tx CCS for raylink card\n");
1710 } /* get_free_tx_ccs */
1712 /*===========================================================================*/
1713 /* Get next free CCS */
1714 /* Return - index of current ccs */
1715 static int get_free_ccs(ray_dev_t
*local
)
1718 struct ccs __iomem
*pccs
= ccs_base(local
);
1719 struct pcmcia_device
*link
= local
->finder
;
1721 if (!(pcmcia_dev_present(link
))) {
1722 dev_dbg(&link
->dev
, "ray_cs get_free_ccs - device not present\n");
1725 if (test_and_set_bit(0, &local
->ccs_lock
)) {
1726 dev_dbg(&link
->dev
, "ray_cs ccs_lock busy\n");
1730 for (i
= NUMBER_OF_TX_CCS
; i
< NUMBER_OF_CCS
; i
++) {
1731 if (readb(&(pccs
+ i
)->buffer_status
) == CCS_BUFFER_FREE
) {
1732 writeb(CCS_BUFFER_BUSY
, &(pccs
+ i
)->buffer_status
);
1733 writeb(CCS_END_LIST
, &(pccs
+ i
)->link
);
1734 local
->ccs_lock
= 0;
1738 local
->ccs_lock
= 0;
1739 dev_dbg(&link
->dev
, "ray_cs ERROR no free CCS for raylink card\n");
1741 } /* get_free_ccs */
1743 /*===========================================================================*/
1744 static void authenticate_timeout(u_long data
)
1746 ray_dev_t
*local
= (ray_dev_t
*) data
;
1747 del_timer(&local
->timer
);
1748 printk(KERN_INFO
"ray_cs Authentication with access point failed"
1750 join_net((u_long
) local
);
1753 /*===========================================================================*/
1754 static int asc_to_int(char a
)
1763 return (10 + a
- 'A');
1767 return (10 + a
- 'a');
1771 /*===========================================================================*/
1772 static int parse_addr(char *in_str
, UCHAR
*out
)
1780 if ((len
= strlen(in_str
)) < 2)
1782 memset(out
, 0, ADDRLEN
);
1791 if ((k
= asc_to_int(in_str
[j
--])) != -1)
1798 if ((k
= asc_to_int(in_str
[j
--])) != -1)
1808 /*===========================================================================*/
1809 static struct net_device_stats
*ray_get_stats(struct net_device
*dev
)
1811 ray_dev_t
*local
= netdev_priv(dev
);
1812 struct pcmcia_device
*link
= local
->finder
;
1813 struct status __iomem
*p
= local
->sram
+ STATUS_BASE
;
1814 if (!(pcmcia_dev_present(link
))) {
1815 dev_dbg(&link
->dev
, "ray_cs net_device_stats - device not present\n");
1816 return &local
->stats
;
1818 if (readb(&p
->mrx_overflow_for_host
)) {
1819 local
->stats
.rx_over_errors
+= swab16(readw(&p
->mrx_overflow
));
1820 writeb(0, &p
->mrx_overflow
);
1821 writeb(0, &p
->mrx_overflow_for_host
);
1823 if (readb(&p
->mrx_checksum_error_for_host
)) {
1824 local
->stats
.rx_crc_errors
+=
1825 swab16(readw(&p
->mrx_checksum_error
));
1826 writeb(0, &p
->mrx_checksum_error
);
1827 writeb(0, &p
->mrx_checksum_error_for_host
);
1829 if (readb(&p
->rx_hec_error_for_host
)) {
1830 local
->stats
.rx_frame_errors
+= swab16(readw(&p
->rx_hec_error
));
1831 writeb(0, &p
->rx_hec_error
);
1832 writeb(0, &p
->rx_hec_error_for_host
);
1834 return &local
->stats
;
1837 /*===========================================================================*/
1838 static void ray_update_parm(struct net_device
*dev
, UCHAR objid
, UCHAR
*value
,
1841 ray_dev_t
*local
= netdev_priv(dev
);
1842 struct pcmcia_device
*link
= local
->finder
;
1845 struct ccs __iomem
*pccs
;
1847 if (!(pcmcia_dev_present(link
))) {
1848 dev_dbg(&link
->dev
, "ray_update_parm - device not present\n");
1852 if ((ccsindex
= get_free_ccs(local
)) < 0) {
1853 dev_dbg(&link
->dev
, "ray_update_parm - No free ccs\n");
1856 pccs
= ccs_base(local
) + ccsindex
;
1857 writeb(CCS_UPDATE_PARAMS
, &pccs
->cmd
);
1858 writeb(objid
, &pccs
->var
.update_param
.object_id
);
1859 writeb(1, &pccs
->var
.update_param
.number_objects
);
1860 writeb(0, &pccs
->var
.update_param
.failure_cause
);
1861 for (i
= 0; i
< len
; i
++) {
1862 writeb(value
[i
], local
->sram
+ HOST_TO_ECF_BASE
);
1864 /* Interrupt the firmware to process the command */
1865 if (interrupt_ecf(local
, ccsindex
)) {
1866 dev_dbg(&link
->dev
, "ray_cs associate failed - ECF not ready for intr\n");
1867 writeb(CCS_BUFFER_FREE
, &(pccs
++)->buffer_status
);
1871 /*===========================================================================*/
1872 static void ray_update_multi_list(struct net_device
*dev
, int all
)
1874 struct dev_mc_list
*dmi
, **dmip
;
1876 struct ccs __iomem
*pccs
;
1878 ray_dev_t
*local
= netdev_priv(dev
);
1879 struct pcmcia_device
*link
= local
->finder
;
1880 void __iomem
*p
= local
->sram
+ HOST_TO_ECF_BASE
;
1882 if (!(pcmcia_dev_present(link
))) {
1883 dev_dbg(&link
->dev
, "ray_update_multi_list - device not present\n");
1886 dev_dbg(&link
->dev
, "ray_update_multi_list(%p)\n", dev
);
1887 if ((ccsindex
= get_free_ccs(local
)) < 0) {
1888 dev_dbg(&link
->dev
, "ray_update_multi - No free ccs\n");
1891 pccs
= ccs_base(local
) + ccsindex
;
1892 writeb(CCS_UPDATE_MULTICAST_LIST
, &pccs
->cmd
);
1895 writeb(0xff, &pccs
->var
);
1896 local
->num_multi
= 0xff;
1898 /* Copy the kernel's list of MC addresses to card */
1899 for (dmip
= &dev
->mc_list
; (dmi
= *dmip
) != NULL
;
1900 dmip
= &dmi
->next
) {
1901 memcpy_toio(p
, dmi
->dmi_addr
, ETH_ALEN
);
1903 "ray_update_multi add addr %02x%02x%02x%02x%02x%02x\n",
1904 dmi
->dmi_addr
[0], dmi
->dmi_addr
[1],
1905 dmi
->dmi_addr
[2], dmi
->dmi_addr
[3],
1906 dmi
->dmi_addr
[4], dmi
->dmi_addr
[5]);
1910 if (i
> 256 / ADDRLEN
)
1912 writeb((UCHAR
) i
, &pccs
->var
);
1913 dev_dbg(&link
->dev
, "ray_cs update_multi %d addresses in list\n", i
);
1914 /* Interrupt the firmware to process the command */
1915 local
->num_multi
= i
;
1917 if (interrupt_ecf(local
, ccsindex
)) {
1919 "ray_cs update_multi failed - ECF not ready for intr\n");
1920 writeb(CCS_BUFFER_FREE
, &(pccs
++)->buffer_status
);
1922 } /* end ray_update_multi_list */
1924 /*===========================================================================*/
1925 static void set_multicast_list(struct net_device
*dev
)
1927 ray_dev_t
*local
= netdev_priv(dev
);
1930 pr_debug("ray_cs set_multicast_list(%p)\n", dev
);
1932 if (dev
->flags
& IFF_PROMISC
) {
1933 if (local
->sparm
.b5
.a_promiscuous_mode
== 0) {
1934 pr_debug("ray_cs set_multicast_list promisc on\n");
1935 local
->sparm
.b5
.a_promiscuous_mode
= 1;
1937 ray_update_parm(dev
, OBJID_promiscuous_mode
,
1938 &promisc
, sizeof(promisc
));
1941 if (local
->sparm
.b5
.a_promiscuous_mode
== 1) {
1942 pr_debug("ray_cs set_multicast_list promisc off\n");
1943 local
->sparm
.b5
.a_promiscuous_mode
= 0;
1945 ray_update_parm(dev
, OBJID_promiscuous_mode
,
1946 &promisc
, sizeof(promisc
));
1950 if (dev
->flags
& IFF_ALLMULTI
)
1951 ray_update_multi_list(dev
, 1);
1953 if (local
->num_multi
!= dev
->mc_count
)
1954 ray_update_multi_list(dev
, 0);
1956 } /* end set_multicast_list */
1958 /*=============================================================================
1959 * All routines below here are run at interrupt time.
1960 =============================================================================*/
1961 static irqreturn_t
ray_interrupt(int irq
, void *dev_id
)
1963 struct net_device
*dev
= (struct net_device
*)dev_id
;
1964 struct pcmcia_device
*link
;
1966 struct ccs __iomem
*pccs
;
1967 struct rcs __iomem
*prcs
;
1973 if (dev
== NULL
) /* Note that we want interrupts with dev->start == 0 */
1976 pr_debug("ray_cs: interrupt for *dev=%p\n", dev
);
1978 local
= netdev_priv(dev
);
1979 link
= (struct pcmcia_device
*)local
->finder
;
1980 if (!pcmcia_dev_present(link
)) {
1982 "ray_cs interrupt from device not present or suspended.\n");
1985 rcsindex
= readb(&((struct scb __iomem
*)(local
->sram
))->rcs_index
);
1987 if (rcsindex
>= (NUMBER_OF_CCS
+ NUMBER_OF_RCS
)) {
1988 dev_dbg(&link
->dev
, "ray_cs interrupt bad rcsindex = 0x%x\n", rcsindex
);
1989 clear_interrupt(local
);
1992 if (rcsindex
< NUMBER_OF_CCS
) { /* If it's a returned CCS */
1993 pccs
= ccs_base(local
) + rcsindex
;
1994 cmd
= readb(&pccs
->cmd
);
1995 status
= readb(&pccs
->buffer_status
);
1997 case CCS_DOWNLOAD_STARTUP_PARAMS
: /* Happens in firmware someday */
1998 del_timer(&local
->timer
);
1999 if (status
== CCS_COMMAND_COMPLETE
) {
2001 "ray_cs interrupt download_startup_parameters OK\n");
2004 "ray_cs interrupt download_startup_parameters fail\n");
2007 case CCS_UPDATE_PARAMS
:
2008 dev_dbg(&link
->dev
, "ray_cs interrupt update params done\n");
2009 if (status
!= CCS_COMMAND_COMPLETE
) {
2011 readb(&pccs
->var
.update_param
.
2014 "ray_cs interrupt update params failed - reason %d\n",
2018 case CCS_REPORT_PARAMS
:
2019 dev_dbg(&link
->dev
, "ray_cs interrupt report params done\n");
2021 case CCS_UPDATE_MULTICAST_LIST
: /* Note that this CCS isn't returned */
2023 "ray_cs interrupt CCS Update Multicast List done\n");
2025 case CCS_UPDATE_POWER_SAVINGS_MODE
:
2027 "ray_cs interrupt update power save mode done\n");
2029 case CCS_START_NETWORK
:
2030 case CCS_JOIN_NETWORK
:
2031 if (status
== CCS_COMMAND_COMPLETE
) {
2033 (&pccs
->var
.start_network
.net_initiated
) ==
2036 "ray_cs interrupt network \"%s\" started\n",
2037 local
->sparm
.b4
.a_current_ess_id
);
2040 "ray_cs interrupt network \"%s\" joined\n",
2041 local
->sparm
.b4
.a_current_ess_id
);
2043 memcpy_fromio(&local
->bss_id
,
2044 pccs
->var
.start_network
.bssid
,
2047 if (local
->fw_ver
== 0x55)
2048 local
->net_default_tx_rate
= 3;
2050 local
->net_default_tx_rate
=
2051 readb(&pccs
->var
.start_network
.
2052 net_default_tx_rate
);
2054 readb(&pccs
->var
.start_network
.encryption
);
2055 if (!sniffer
&& (local
->net_type
== INFRA
)
2056 && !(local
->sparm
.b4
.a_acting_as_ap_status
)) {
2057 authenticate(local
);
2059 local
->card_status
= CARD_ACQ_COMPLETE
;
2061 local
->card_status
= CARD_ACQ_FAILED
;
2063 del_timer(&local
->timer
);
2064 local
->timer
.expires
= jiffies
+ HZ
* 5;
2065 local
->timer
.data
= (long)local
;
2066 if (status
== CCS_START_NETWORK
) {
2068 "ray_cs interrupt network \"%s\" start failed\n",
2069 local
->sparm
.b4
.a_current_ess_id
);
2070 local
->timer
.function
= &start_net
;
2073 "ray_cs interrupt network \"%s\" join failed\n",
2074 local
->sparm
.b4
.a_current_ess_id
);
2075 local
->timer
.function
= &join_net
;
2077 add_timer(&local
->timer
);
2080 case CCS_START_ASSOCIATION
:
2081 if (status
== CCS_COMMAND_COMPLETE
) {
2082 local
->card_status
= CARD_ASSOC_COMPLETE
;
2083 dev_dbg(&link
->dev
, "ray_cs association successful\n");
2085 dev_dbg(&link
->dev
, "ray_cs association failed,\n");
2086 local
->card_status
= CARD_ASSOC_FAILED
;
2087 join_net((u_long
) local
);
2090 case CCS_TX_REQUEST
:
2091 if (status
== CCS_COMMAND_COMPLETE
) {
2093 "ray_cs interrupt tx request complete\n");
2096 "ray_cs interrupt tx request failed\n");
2099 netif_start_queue(dev
);
2100 netif_wake_queue(dev
);
2102 case CCS_TEST_MEMORY
:
2103 dev_dbg(&link
->dev
, "ray_cs interrupt mem test done\n");
2107 "ray_cs interrupt Unexpected CCS returned - Shutdown\n");
2109 case CCS_DUMP_MEMORY
:
2110 dev_dbg(&link
->dev
, "ray_cs interrupt dump memory done\n");
2112 case CCS_START_TIMER
:
2114 "ray_cs interrupt DING - raylink timer expired\n");
2118 "ray_cs interrupt Unexpected CCS 0x%x returned 0x%x\n",
2121 writeb(CCS_BUFFER_FREE
, &pccs
->buffer_status
);
2122 } else { /* It's an RCS */
2124 prcs
= rcs_base(local
) + rcsindex
;
2126 switch (readb(&prcs
->interrupt_id
)) {
2127 case PROCESS_RX_PACKET
:
2128 ray_rx(dev
, local
, prcs
);
2130 case REJOIN_NET_COMPLETE
:
2131 dev_dbg(&link
->dev
, "ray_cs interrupt rejoin net complete\n");
2132 local
->card_status
= CARD_ACQ_COMPLETE
;
2133 /* do we need to clear tx buffers CCS's? */
2134 if (local
->sparm
.b4
.a_network_type
== ADHOC
) {
2136 netif_start_queue(dev
);
2138 memcpy_fromio(&local
->bss_id
,
2139 prcs
->var
.rejoin_net_complete
.
2142 "ray_cs new BSSID = %02x%02x%02x%02x%02x%02x\n",
2143 local
->bss_id
[0], local
->bss_id
[1],
2144 local
->bss_id
[2], local
->bss_id
[3],
2145 local
->bss_id
[4], local
->bss_id
[5]);
2147 authenticate(local
);
2150 case ROAMING_INITIATED
:
2151 dev_dbg(&link
->dev
, "ray_cs interrupt roaming initiated\n");
2152 netif_stop_queue(dev
);
2153 local
->card_status
= CARD_DOING_ACQ
;
2155 case JAPAN_CALL_SIGN_RXD
:
2156 dev_dbg(&link
->dev
, "ray_cs interrupt japan call sign rx\n");
2160 "ray_cs Unexpected interrupt for RCS 0x%x cmd = 0x%x\n",
2162 (unsigned int)readb(&prcs
->interrupt_id
));
2165 writeb(CCS_BUFFER_FREE
, &prcs
->buffer_status
);
2167 clear_interrupt(local
);
2169 } /* ray_interrupt */
2171 /*===========================================================================*/
2172 static void ray_rx(struct net_device
*dev
, ray_dev_t
*local
,
2173 struct rcs __iomem
*prcs
)
2176 unsigned int pkt_addr
;
2178 pr_debug("ray_rx process rx packet\n");
2180 /* Calculate address of packet within Rx buffer */
2181 pkt_addr
= ((readb(&prcs
->var
.rx_packet
.rx_data_ptr
[0]) << 8)
2182 + readb(&prcs
->var
.rx_packet
.rx_data_ptr
[1])) & RX_BUFF_END
;
2183 /* Length of first packet fragment */
2184 rx_len
= (readb(&prcs
->var
.rx_packet
.rx_data_length
[0]) << 8)
2185 + readb(&prcs
->var
.rx_packet
.rx_data_length
[1]);
2187 local
->last_rsl
= readb(&prcs
->var
.rx_packet
.rx_sig_lev
);
2188 pmsg
= local
->rmem
+ pkt_addr
;
2189 switch (readb(pmsg
)) {
2191 pr_debug("ray_rx data type\n");
2192 rx_data(dev
, prcs
, pkt_addr
, rx_len
);
2194 case AUTHENTIC_TYPE
:
2195 pr_debug("ray_rx authentic type\n");
2197 rx_data(dev
, prcs
, pkt_addr
, rx_len
);
2199 rx_authenticate(local
, prcs
, pkt_addr
, rx_len
);
2201 case DEAUTHENTIC_TYPE
:
2202 pr_debug("ray_rx deauth type\n");
2204 rx_data(dev
, prcs
, pkt_addr
, rx_len
);
2206 rx_deauthenticate(local
, prcs
, pkt_addr
, rx_len
);
2209 pr_debug("ray_cs rx NULL msg\n");
2212 pr_debug("ray_rx beacon type\n");
2214 rx_data(dev
, prcs
, pkt_addr
, rx_len
);
2216 copy_from_rx_buff(local
, (UCHAR
*) &local
->last_bcn
, pkt_addr
,
2217 rx_len
< sizeof(struct beacon_rx
) ?
2218 rx_len
: sizeof(struct beacon_rx
));
2220 local
->beacon_rxed
= 1;
2221 /* Get the statistics so the card counters never overflow */
2225 pr_debug("ray_cs unknown pkt type %2x\n",
2226 (unsigned int)readb(pmsg
));
2232 /*===========================================================================*/
2233 static void rx_data(struct net_device
*dev
, struct rcs __iomem
*prcs
,
2234 unsigned int pkt_addr
, int rx_len
)
2236 struct sk_buff
*skb
= NULL
;
2237 struct rcs __iomem
*prcslink
= prcs
;
2238 ray_dev_t
*local
= netdev_priv(dev
);
2243 int siglev
= local
->last_rsl
;
2244 u_char linksrcaddr
[ETH_ALEN
]; /* Other end of the wireless link */
2249 /* TBD length needs fixing for translated header */
2250 if (rx_len
< (ETH_HLEN
+ RX_MAC_HEADER_LENGTH
) ||
2252 (dev
->mtu
+ RX_MAC_HEADER_LENGTH
+ ETH_HLEN
+
2255 "ray_cs invalid packet length %d received \n",
2259 } else { /* encapsulated ethernet */
2261 if (rx_len
< (ETH_HLEN
+ RX_MAC_HEADER_LENGTH
) ||
2263 (dev
->mtu
+ RX_MAC_HEADER_LENGTH
+ ETH_HLEN
+
2266 "ray_cs invalid packet length %d received \n",
2272 pr_debug("ray_cs rx_data packet\n");
2273 /* If fragmented packet, verify sizes of fragments add up */
2274 if (readb(&prcs
->var
.rx_packet
.next_frag_rcs_index
) != 0xFF) {
2275 pr_debug("ray_cs rx'ed fragment\n");
2276 tmp
= (readb(&prcs
->var
.rx_packet
.totalpacketlength
[0]) << 8)
2277 + readb(&prcs
->var
.rx_packet
.totalpacketlength
[1]);
2282 (readb(&prcslink
->var
.rx_packet
.rx_data_length
[0])
2284 + readb(&prcslink
->var
.rx_packet
.rx_data_length
[1]);
2285 if (readb(&prcslink
->var
.rx_packet
.next_frag_rcs_index
)
2288 prcslink
= rcs_base(local
)
2289 + readb(&prcslink
->link_field
);
2294 "ray_cs rx_data fragment lengths don't add up\n");
2295 local
->stats
.rx_dropped
++;
2296 release_frag_chain(local
, prcs
);
2299 } else { /* Single unfragmented packet */
2303 skb
= dev_alloc_skb(total_len
+ 5);
2305 pr_debug("ray_cs rx_data could not allocate skb\n");
2306 local
->stats
.rx_dropped
++;
2307 if (readb(&prcs
->var
.rx_packet
.next_frag_rcs_index
) != 0xFF)
2308 release_frag_chain(local
, prcs
);
2311 skb_reserve(skb
, 2); /* Align IP on 16 byte (TBD check this) */
2313 pr_debug("ray_cs rx_data total_len = %x, rx_len = %x\n", total_len
,
2316 /************************/
2317 /* Reserve enough room for the whole damn packet. */
2318 rx_ptr
= skb_put(skb
, total_len
);
2319 /* Copy the whole packet to sk_buff */
2321 copy_from_rx_buff(local
, rx_ptr
, pkt_addr
& RX_BUFF_END
, rx_len
);
2322 /* Get source address */
2324 skb_copy_from_linear_data_offset(skb
,
2325 offsetof(struct mac_header
, addr_2
),
2326 linksrcaddr
, ETH_ALEN
);
2328 /* Now, deal with encapsulation/translation/sniffer */
2331 /* Encapsulated ethernet, so just lop off 802.11 MAC header */
2332 /* TBD reserve skb_reserve( skb, RX_MAC_HEADER_LENGTH); */
2333 skb_pull(skb
, RX_MAC_HEADER_LENGTH
);
2335 /* Do translation */
2336 untranslate(local
, skb
, total_len
);
2338 } else { /* sniffer mode, so just pass whole packet */
2341 /************************/
2342 /* Now pick up the rest of the fragments if any */
2344 if (readb(&prcs
->var
.rx_packet
.next_frag_rcs_index
) != 0xFF) {
2346 pr_debug("ray_cs rx_data in fragment loop\n");
2348 prcslink
= rcs_base(local
)
2350 readb(&prcslink
->var
.rx_packet
.next_frag_rcs_index
);
2352 ((readb(&prcslink
->var
.rx_packet
.rx_data_length
[0])
2355 readb(&prcslink
->var
.rx_packet
.rx_data_length
[1]))
2358 ((readb(&prcslink
->var
.rx_packet
.rx_data_ptr
[0]) <<
2360 + readb(&prcslink
->var
.rx_packet
.rx_data_ptr
[1]))
2364 copy_from_rx_buff(local
, rx_ptr
, pkt_addr
, rx_len
);
2367 readb(&prcslink
->var
.rx_packet
.next_frag_rcs_index
) !=
2369 release_frag_chain(local
, prcs
);
2372 skb
->protocol
= eth_type_trans(skb
, dev
);
2374 local
->stats
.rx_packets
++;
2375 local
->stats
.rx_bytes
+= total_len
;
2377 /* Gather signal strength per address */
2379 /* For the Access Point or the node having started the ad-hoc net
2380 * note : ad-hoc work only in some specific configurations, but we
2381 * kludge in ray_get_wireless_stats... */
2382 if (!memcmp(linksrcaddr
, local
->bss_id
, ETH_ALEN
)) {
2383 /* Update statistics */
2384 /*local->wstats.qual.qual = none ? */
2385 local
->wstats
.qual
.level
= siglev
;
2386 /*local->wstats.qual.noise = none ? */
2387 local
->wstats
.qual
.updated
= 0x2;
2389 /* Now, update the spy stuff */
2391 struct iw_quality wstats
;
2392 wstats
.level
= siglev
;
2393 /* wstats.noise = none ? */
2394 /* wstats.qual = none ? */
2395 wstats
.updated
= 0x2;
2396 /* Update spy records */
2397 wireless_spy_update(dev
, linksrcaddr
, &wstats
);
2399 #endif /* WIRELESS_SPY */
2402 /*===========================================================================*/
2403 static void untranslate(ray_dev_t
*local
, struct sk_buff
*skb
, int len
)
2405 snaphdr_t
*psnap
= (snaphdr_t
*) (skb
->data
+ RX_MAC_HEADER_LENGTH
);
2406 struct ieee80211_hdr
*pmac
= (struct ieee80211_hdr
*)skb
->data
;
2407 __be16 type
= *(__be16
*) psnap
->ethertype
;
2409 struct ethhdr
*peth
;
2410 UCHAR srcaddr
[ADDRLEN
];
2411 UCHAR destaddr
[ADDRLEN
];
2412 static UCHAR org_bridge
[3] = { 0, 0, 0xf8 };
2413 static UCHAR org_1042
[3] = { 0, 0, 0 };
2415 memcpy(destaddr
, ieee80211_get_DA(pmac
), ADDRLEN
);
2416 memcpy(srcaddr
, ieee80211_get_SA(pmac
), ADDRLEN
);
2420 print_hex_dump(KERN_DEBUG
, "skb->data before untranslate: ",
2421 DUMP_PREFIX_NONE
, 16, 1,
2422 skb
->data
, 64, true);
2424 "type = %08x, xsap = %02x%02x%02x, org = %02x02x02x\n",
2425 ntohs(type
), psnap
->dsap
, psnap
->ssap
, psnap
->ctrl
,
2426 psnap
->org
[0], psnap
->org
[1], psnap
->org
[2]);
2427 printk(KERN_DEBUG
"untranslate skb->data = %p\n", skb
->data
);
2431 if (psnap
->dsap
!= 0xaa || psnap
->ssap
!= 0xaa || psnap
->ctrl
!= 3) {
2432 /* not a snap type so leave it alone */
2433 pr_debug("ray_cs untranslate NOT SNAP %02x %02x %02x\n",
2434 psnap
->dsap
, psnap
->ssap
, psnap
->ctrl
);
2436 delta
= RX_MAC_HEADER_LENGTH
- ETH_HLEN
;
2437 peth
= (struct ethhdr
*)(skb
->data
+ delta
);
2438 peth
->h_proto
= htons(len
- RX_MAC_HEADER_LENGTH
);
2439 } else { /* Its a SNAP */
2440 if (memcmp(psnap
->org
, org_bridge
, 3) == 0) {
2441 /* EtherII and nuke the LLC */
2442 pr_debug("ray_cs untranslate Bridge encap\n");
2443 delta
= RX_MAC_HEADER_LENGTH
2444 + sizeof(struct snaphdr_t
) - ETH_HLEN
;
2445 peth
= (struct ethhdr
*)(skb
->data
+ delta
);
2446 peth
->h_proto
= type
;
2447 } else if (memcmp(psnap
->org
, org_1042
, 3) == 0) {
2448 switch (ntohs(type
)) {
2451 pr_debug("ray_cs untranslate RFC IPX/AARP\n");
2452 delta
= RX_MAC_HEADER_LENGTH
- ETH_HLEN
;
2453 peth
= (struct ethhdr
*)(skb
->data
+ delta
);
2455 htons(len
- RX_MAC_HEADER_LENGTH
);
2458 pr_debug("ray_cs untranslate RFC default\n");
2459 delta
= RX_MAC_HEADER_LENGTH
+
2460 sizeof(struct snaphdr_t
) - ETH_HLEN
;
2461 peth
= (struct ethhdr
*)(skb
->data
+ delta
);
2462 peth
->h_proto
= type
;
2466 printk("ray_cs untranslate very confused by packet\n");
2467 delta
= RX_MAC_HEADER_LENGTH
- ETH_HLEN
;
2468 peth
= (struct ethhdr
*)(skb
->data
+ delta
);
2469 peth
->h_proto
= type
;
2472 /* TBD reserve skb_reserve(skb, delta); */
2473 skb_pull(skb
, delta
);
2474 pr_debug("untranslate after skb_pull(%d), skb->data = %p\n", delta
,
2476 memcpy(peth
->h_dest
, destaddr
, ADDRLEN
);
2477 memcpy(peth
->h_source
, srcaddr
, ADDRLEN
);
2481 printk(KERN_DEBUG
"skb->data after untranslate:");
2482 for (i
= 0; i
< 64; i
++)
2483 printk("%02x ", skb
->data
[i
]);
2487 } /* end untranslate */
2489 /*===========================================================================*/
2490 /* Copy data from circular receive buffer to PC memory.
2491 * dest = destination address in PC memory
2492 * pkt_addr = source address in receive buffer
2493 * len = length of packet to copy
2495 static int copy_from_rx_buff(ray_dev_t
*local
, UCHAR
*dest
, int pkt_addr
,
2498 int wrap_bytes
= (pkt_addr
+ length
) - (RX_BUFF_END
+ 1);
2499 if (wrap_bytes
<= 0) {
2500 memcpy_fromio(dest
, local
->rmem
+ pkt_addr
, length
);
2501 } else { /* Packet wrapped in circular buffer */
2503 memcpy_fromio(dest
, local
->rmem
+ pkt_addr
,
2504 length
- wrap_bytes
);
2505 memcpy_fromio(dest
+ length
- wrap_bytes
, local
->rmem
,
2511 /*===========================================================================*/
2512 static void release_frag_chain(ray_dev_t
*local
, struct rcs __iomem
*prcs
)
2514 struct rcs __iomem
*prcslink
= prcs
;
2516 unsigned rcsindex
= readb(&prcs
->var
.rx_packet
.next_frag_rcs_index
);
2519 writeb(CCS_BUFFER_FREE
, &prcslink
->buffer_status
);
2520 if (rcsindex
>= (NUMBER_OF_CCS
+ NUMBER_OF_RCS
)) {
2521 pr_debug("ray_cs interrupt bad rcsindex = 0x%x\n",
2525 prcslink
= rcs_base(local
) + rcsindex
;
2526 rcsindex
= readb(&prcslink
->var
.rx_packet
.next_frag_rcs_index
);
2528 writeb(CCS_BUFFER_FREE
, &prcslink
->buffer_status
);
2531 /*===========================================================================*/
2532 static void authenticate(ray_dev_t
*local
)
2534 struct pcmcia_device
*link
= local
->finder
;
2535 dev_dbg(&link
->dev
, "ray_cs Starting authentication.\n");
2536 if (!(pcmcia_dev_present(link
))) {
2537 dev_dbg(&link
->dev
, "ray_cs authenticate - device not present\n");
2541 del_timer(&local
->timer
);
2542 if (build_auth_frame(local
, local
->bss_id
, OPEN_AUTH_REQUEST
)) {
2543 local
->timer
.function
= &join_net
;
2545 local
->timer
.function
= &authenticate_timeout
;
2547 local
->timer
.expires
= jiffies
+ HZ
* 2;
2548 local
->timer
.data
= (long)local
;
2549 add_timer(&local
->timer
);
2550 local
->authentication_state
= AWAITING_RESPONSE
;
2551 } /* end authenticate */
2553 /*===========================================================================*/
2554 static void rx_authenticate(ray_dev_t
*local
, struct rcs __iomem
*prcs
,
2555 unsigned int pkt_addr
, int rx_len
)
2558 struct rx_msg
*msg
= (struct rx_msg
*)buff
;
2560 del_timer(&local
->timer
);
2562 copy_from_rx_buff(local
, buff
, pkt_addr
, rx_len
& 0xff);
2563 /* if we are trying to get authenticated */
2564 if (local
->sparm
.b4
.a_network_type
== ADHOC
) {
2565 pr_debug("ray_cs rx_auth var= %02x %02x %02x %02x %02x %02x\n",
2566 msg
->var
[0], msg
->var
[1], msg
->var
[2], msg
->var
[3],
2567 msg
->var
[4], msg
->var
[5]);
2568 if (msg
->var
[2] == 1) {
2569 pr_debug("ray_cs Sending authentication response.\n");
2570 if (!build_auth_frame
2571 (local
, msg
->mac
.addr_2
, OPEN_AUTH_RESPONSE
)) {
2572 local
->authentication_state
= NEED_TO_AUTH
;
2573 memcpy(local
->auth_id
, msg
->mac
.addr_2
,
2577 } else { /* Infrastructure network */
2579 if (local
->authentication_state
== AWAITING_RESPONSE
) {
2580 /* Verify authentication sequence #2 and success */
2581 if (msg
->var
[2] == 2) {
2582 if ((msg
->var
[3] | msg
->var
[4]) == 0) {
2583 pr_debug("Authentication successful\n");
2584 local
->card_status
= CARD_AUTH_COMPLETE
;
2586 local
->authentication_state
=
2589 pr_debug("Authentication refused\n");
2590 local
->card_status
= CARD_AUTH_REFUSED
;
2591 join_net((u_long
) local
);
2592 local
->authentication_state
=
2599 } /* end rx_authenticate */
2601 /*===========================================================================*/
2602 static void associate(ray_dev_t
*local
)
2604 struct ccs __iomem
*pccs
;
2605 struct pcmcia_device
*link
= local
->finder
;
2606 struct net_device
*dev
= link
->priv
;
2608 if (!(pcmcia_dev_present(link
))) {
2609 dev_dbg(&link
->dev
, "ray_cs associate - device not present\n");
2612 /* If no tx buffers available, return */
2613 if ((ccsindex
= get_free_ccs(local
)) < 0) {
2614 /* TBD should never be here but... what if we are? */
2615 dev_dbg(&link
->dev
, "ray_cs associate - No free ccs\n");
2618 dev_dbg(&link
->dev
, "ray_cs Starting association with access point\n");
2619 pccs
= ccs_base(local
) + ccsindex
;
2620 /* fill in the CCS */
2621 writeb(CCS_START_ASSOCIATION
, &pccs
->cmd
);
2622 /* Interrupt the firmware to process the command */
2623 if (interrupt_ecf(local
, ccsindex
)) {
2624 dev_dbg(&link
->dev
, "ray_cs associate failed - ECF not ready for intr\n");
2625 writeb(CCS_BUFFER_FREE
, &(pccs
++)->buffer_status
);
2627 del_timer(&local
->timer
);
2628 local
->timer
.expires
= jiffies
+ HZ
* 2;
2629 local
->timer
.data
= (long)local
;
2630 local
->timer
.function
= &join_net
;
2631 add_timer(&local
->timer
);
2632 local
->card_status
= CARD_ASSOC_FAILED
;
2636 netif_start_queue(dev
);
2638 } /* end associate */
2640 /*===========================================================================*/
2641 static void rx_deauthenticate(ray_dev_t
*local
, struct rcs __iomem
*prcs
,
2642 unsigned int pkt_addr
, int rx_len
)
2645 struct rx_msg *msg = (struct rx_msg *)buff;
2647 pr_debug("Deauthentication frame received\n");
2648 local
->authentication_state
= UNAUTHENTICATED
;
2649 /* Need to reauthenticate or rejoin depending on reason code */
2650 /* copy_from_rx_buff(local, buff, pkt_addr, rx_len & 0xff);
2654 /*===========================================================================*/
2655 static void clear_interrupt(ray_dev_t
*local
)
2657 writeb(0, local
->amem
+ CIS_OFFSET
+ HCS_INTR_OFFSET
);
2660 /*===========================================================================*/
2661 #ifdef CONFIG_PROC_FS
2662 #define MAXDATA (PAGE_SIZE - 80)
2664 static char *card_status
[] = {
2665 "Card inserted - uninitialized", /* 0 */
2666 "Card not downloaded", /* 1 */
2667 "Waiting for download parameters", /* 2 */
2668 "Card doing acquisition", /* 3 */
2669 "Acquisition complete", /* 4 */
2670 "Authentication complete", /* 5 */
2671 "Association complete", /* 6 */
2672 "???", "???", "???", "???", /* 7 8 9 10 undefined */
2673 "Card init error", /* 11 */
2674 "Download parameters error", /* 12 */
2676 "Acquisition failed", /* 14 */
2677 "Authentication refused", /* 15 */
2678 "Association failed" /* 16 */
2681 static char *nettype
[] = { "Adhoc", "Infra " };
2682 static char *framing
[] = { "Encapsulation", "Translation" }
2685 /*===========================================================================*/
2686 static int ray_cs_proc_show(struct seq_file
*m
, void *v
)
2688 /* Print current values which are not available via other means
2692 struct pcmcia_device
*link
;
2693 struct net_device
*dev
;
2696 struct freq_hop_element
*pfh
;
2702 dev
= (struct net_device
*)link
->priv
;
2705 local
= netdev_priv(dev
);
2709 seq_puts(m
, "Raylink Wireless LAN driver status\n");
2710 seq_printf(m
, "%s\n", rcsid
);
2711 /* build 4 does not report version, and field is 0x55 after memtest */
2712 seq_puts(m
, "Firmware version = ");
2713 if (local
->fw_ver
== 0x55)
2714 seq_puts(m
, "4 - Use dump_cis for more details\n");
2716 seq_printf(m
, "%2d.%02d.%02d\n",
2717 local
->fw_ver
, local
->fw_bld
, local
->fw_var
);
2719 for (i
= 0; i
< 32; i
++)
2720 c
[i
] = local
->sparm
.b5
.a_current_ess_id
[i
];
2722 seq_printf(m
, "%s network ESSID = \"%s\"\n",
2723 nettype
[local
->sparm
.b5
.a_network_type
], c
);
2726 seq_printf(m
, "BSSID = %pM\n", p
);
2728 seq_printf(m
, "Country code = %d\n",
2729 local
->sparm
.b5
.a_curr_country_code
);
2731 i
= local
->card_status
;
2736 seq_printf(m
, "Card status = %s\n", card_status
[i
]);
2738 seq_printf(m
, "Framing mode = %s\n", framing
[translate
]);
2740 seq_printf(m
, "Last pkt signal lvl = %d\n", local
->last_rsl
);
2742 if (local
->beacon_rxed
) {
2743 /* Pull some fields out of last beacon received */
2744 seq_printf(m
, "Beacon Interval = %d Kus\n",
2745 local
->last_bcn
.beacon_intvl
[0]
2746 + 256 * local
->last_bcn
.beacon_intvl
[1]);
2748 p
= local
->last_bcn
.elements
;
2749 if (p
[0] == C_ESSID_ELEMENT_ID
)
2753 "Parse beacon failed at essid element id = %d\n",
2758 if (p
[0] == C_SUPPORTED_RATES_ELEMENT_ID
) {
2759 seq_puts(m
, "Supported rate codes = ");
2760 for (i
= 2; i
< p
[1] + 2; i
++)
2761 seq_printf(m
, "0x%02x ", p
[i
]);
2765 seq_puts(m
, "Parse beacon failed at rates element\n");
2769 if (p
[0] == C_FH_PARAM_SET_ELEMENT_ID
) {
2770 pfh
= (struct freq_hop_element
*)p
;
2771 seq_printf(m
, "Hop dwell = %d Kus\n",
2772 pfh
->dwell_time
[0] +
2773 256 * pfh
->dwell_time
[1]);
2774 seq_printf(m
, "Hop set = %d \n",
2776 seq_printf(m
, "Hop pattern = %d \n",
2778 seq_printf(m
, "Hop index = %d \n",
2783 "Parse beacon failed at FH param element\n");
2787 seq_puts(m
, "No beacons received\n");
2792 static int ray_cs_proc_open(struct inode
*inode
, struct file
*file
)
2794 return single_open(file
, ray_cs_proc_show
, NULL
);
2797 static const struct file_operations ray_cs_proc_fops
= {
2798 .owner
= THIS_MODULE
,
2799 .open
= ray_cs_proc_open
,
2801 .llseek
= seq_lseek
,
2802 .release
= single_release
,
2805 /*===========================================================================*/
2806 static int build_auth_frame(ray_dev_t
*local
, UCHAR
*dest
, int auth_type
)
2809 struct ccs __iomem
*pccs
;
2810 struct tx_msg __iomem
*ptx
;
2813 /* If no tx buffers available, return */
2814 if ((ccsindex
= get_free_tx_ccs(local
)) < 0) {
2815 pr_debug("ray_cs send authenticate - No free tx ccs\n");
2819 pccs
= ccs_base(local
) + ccsindex
;
2821 /* Address in card space */
2822 addr
= TX_BUF_BASE
+ (ccsindex
<< 11);
2823 /* fill in the CCS */
2824 writeb(CCS_TX_REQUEST
, &pccs
->cmd
);
2825 writeb(addr
>> 8, pccs
->var
.tx_request
.tx_data_ptr
);
2826 writeb(0x20, pccs
->var
.tx_request
.tx_data_ptr
+ 1);
2827 writeb(TX_AUTHENTICATE_LENGTH_MSB
, pccs
->var
.tx_request
.tx_data_length
);
2828 writeb(TX_AUTHENTICATE_LENGTH_LSB
,
2829 pccs
->var
.tx_request
.tx_data_length
+ 1);
2830 writeb(0, &pccs
->var
.tx_request
.pow_sav_mode
);
2832 ptx
= local
->sram
+ addr
;
2833 /* fill in the mac header */
2834 writeb(PROTOCOL_VER
| AUTHENTIC_TYPE
, &ptx
->mac
.frame_ctl_1
);
2835 writeb(0, &ptx
->mac
.frame_ctl_2
);
2837 memcpy_toio(ptx
->mac
.addr_1
, dest
, ADDRLEN
);
2838 memcpy_toio(ptx
->mac
.addr_2
, local
->sparm
.b4
.a_mac_addr
, ADDRLEN
);
2839 memcpy_toio(ptx
->mac
.addr_3
, local
->bss_id
, ADDRLEN
);
2841 /* Fill in msg body with protocol 00 00, sequence 01 00 ,status 00 00 */
2842 memset_io(ptx
->var
, 0, 6);
2843 writeb(auth_type
& 0xff, ptx
->var
+ 2);
2845 /* Interrupt the firmware to process the command */
2846 if (interrupt_ecf(local
, ccsindex
)) {
2848 "ray_cs send authentication request failed - ECF not ready for intr\n");
2849 writeb(CCS_BUFFER_FREE
, &(pccs
++)->buffer_status
);
2853 } /* End build_auth_frame */
2855 /*===========================================================================*/
2856 #ifdef CONFIG_PROC_FS
2857 static ssize_t
ray_cs_essid_proc_write(struct file
*file
,
2858 const char __user
*buffer
, size_t count
, loff_t
*pos
)
2860 static char proc_essid
[33];
2861 unsigned int len
= count
;
2865 memset(proc_essid
, 0, 33);
2866 if (copy_from_user(proc_essid
, buffer
, len
))
2872 static const struct file_operations ray_cs_essid_proc_fops
= {
2873 .owner
= THIS_MODULE
,
2874 .write
= ray_cs_essid_proc_write
,
2877 static ssize_t
int_proc_write(struct file
*file
, const char __user
*buffer
,
2878 size_t count
, loff_t
*pos
)
2880 static char proc_number
[10];
2889 if (copy_from_user(proc_number
, buffer
, count
))
2895 unsigned int c
= *p
- '0';
2901 *(int *)PDE(file
->f_path
.dentry
->d_inode
)->data
= nr
;
2905 static const struct file_operations int_proc_fops
= {
2906 .owner
= THIS_MODULE
,
2907 .write
= int_proc_write
,
2911 static struct pcmcia_device_id ray_ids
[] = {
2912 PCMCIA_DEVICE_MANF_CARD(0x01a6, 0x0000),
2916 MODULE_DEVICE_TABLE(pcmcia
, ray_ids
);
2918 static struct pcmcia_driver ray_driver
= {
2919 .owner
= THIS_MODULE
,
2924 .remove
= ray_detach
,
2925 .id_table
= ray_ids
,
2926 .suspend
= ray_suspend
,
2927 .resume
= ray_resume
,
2930 static int __init
init_ray_cs(void)
2934 pr_debug("%s\n", rcsid
);
2935 rc
= pcmcia_register_driver(&ray_driver
);
2936 pr_debug("raylink init_module register_pcmcia_driver returns 0x%x\n",
2939 #ifdef CONFIG_PROC_FS
2940 proc_mkdir("driver/ray_cs", NULL
);
2942 proc_create("driver/ray_cs/ray_cs", 0, NULL
, &ray_cs_proc_fops
);
2943 proc_create("driver/ray_cs/essid", S_IWUSR
, NULL
, &ray_cs_essid_proc_fops
);
2944 proc_create_data("driver/ray_cs/net_type", S_IWUSR
, NULL
, &int_proc_fops
, &net_type
);
2945 proc_create_data("driver/ray_cs/translate", S_IWUSR
, NULL
, &int_proc_fops
, &translate
);
2952 /*===========================================================================*/
2954 static void __exit
exit_ray_cs(void)
2956 pr_debug("ray_cs: cleanup_module\n");
2958 #ifdef CONFIG_PROC_FS
2959 remove_proc_entry("driver/ray_cs/ray_cs", NULL
);
2960 remove_proc_entry("driver/ray_cs/essid", NULL
);
2961 remove_proc_entry("driver/ray_cs/net_type", NULL
);
2962 remove_proc_entry("driver/ray_cs/translate", NULL
);
2963 remove_proc_entry("driver/ray_cs", NULL
);
2966 pcmcia_unregister_driver(&ray_driver
);
2969 module_init(init_ray_cs
);
2970 module_exit(exit_ray_cs
);
2972 /*===========================================================================*/