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/ethtool.h>
47 #include <linux/ieee80211.h>
49 #include <pcmcia/cs.h>
50 #include <pcmcia/cistpl.h>
51 #include <pcmcia/cisreg.h>
52 #include <pcmcia/ds.h>
54 #include <linux/wireless.h>
55 #include <net/iw_handler.h>
58 #include <asm/system.h>
59 #include <asm/byteorder.h>
60 #include <asm/uaccess.h>
62 /* Warning : these stuff will slow down the driver... */
63 #define WIRELESS_SPY /* Enable spying addresses */
64 /* Definitions we need for spy */
65 typedef struct iw_statistics iw_stats
;
66 typedef u_char mac_addr
[ETH_ALEN
]; /* Hardware address */
72 /** Prototypes based on PCMCIA skeleton driver *******************************/
73 static int ray_config(struct pcmcia_device
*link
);
74 static void ray_release(struct pcmcia_device
*link
);
75 static void ray_detach(struct pcmcia_device
*p_dev
);
77 /***** Prototypes indicated by device structure ******************************/
78 static int ray_dev_close(struct net_device
*dev
);
79 static int ray_dev_config(struct net_device
*dev
, struct ifmap
*map
);
80 static struct net_device_stats
*ray_get_stats(struct net_device
*dev
);
81 static int ray_dev_init(struct net_device
*dev
);
83 static const struct ethtool_ops netdev_ethtool_ops
;
85 static int ray_open(struct net_device
*dev
);
86 static netdev_tx_t
ray_dev_start_xmit(struct sk_buff
*skb
,
87 struct net_device
*dev
);
88 static void set_multicast_list(struct net_device
*dev
);
89 static void ray_update_multi_list(struct net_device
*dev
, int all
);
90 static int translate_frame(ray_dev_t
*local
, struct tx_msg __iomem
*ptx
,
91 unsigned char *data
, int len
);
92 static void ray_build_header(ray_dev_t
*local
, struct tx_msg __iomem
*ptx
,
93 UCHAR msg_type
, unsigned char *data
);
94 static void untranslate(ray_dev_t
*local
, struct sk_buff
*skb
, int len
);
95 static iw_stats
*ray_get_wireless_stats(struct net_device
*dev
);
96 static const struct iw_handler_def ray_handler_def
;
98 /***** Prototypes for raylink functions **************************************/
99 static void authenticate(ray_dev_t
*local
);
100 static int build_auth_frame(ray_dev_t
*local
, UCHAR
*dest
, int auth_type
);
101 static void authenticate_timeout(u_long
);
102 static int get_free_ccs(ray_dev_t
*local
);
103 static int get_free_tx_ccs(ray_dev_t
*local
);
104 static void init_startup_params(ray_dev_t
*local
);
105 static int parse_addr(char *in_str
, UCHAR
*out
);
106 static int ray_hw_xmit(unsigned char *data
, int len
, struct net_device
*dev
, UCHAR type
);
107 static int ray_init(struct net_device
*dev
);
108 static int interrupt_ecf(ray_dev_t
*local
, int ccs
);
109 static void ray_reset(struct net_device
*dev
);
110 static void ray_update_parm(struct net_device
*dev
, UCHAR objid
, UCHAR
*value
, int len
);
111 static void verify_dl_startup(u_long
);
113 /* Prototypes for interrpt time functions **********************************/
114 static irqreturn_t
ray_interrupt(int reg
, void *dev_id
);
115 static void clear_interrupt(ray_dev_t
*local
);
116 static void rx_deauthenticate(ray_dev_t
*local
, struct rcs __iomem
*prcs
,
117 unsigned int pkt_addr
, int rx_len
);
118 static int copy_from_rx_buff(ray_dev_t
*local
, UCHAR
*dest
, int pkt_addr
, int len
);
119 static void ray_rx(struct net_device
*dev
, ray_dev_t
*local
, struct rcs __iomem
*prcs
);
120 static void release_frag_chain(ray_dev_t
*local
, struct rcs __iomem
*prcs
);
121 static void rx_authenticate(ray_dev_t
*local
, struct rcs __iomem
*prcs
,
122 unsigned int pkt_addr
, int rx_len
);
123 static void rx_data(struct net_device
*dev
, struct rcs __iomem
*prcs
,
124 unsigned int pkt_addr
, int rx_len
);
125 static void associate(ray_dev_t
*local
);
127 /* Card command functions */
128 static int dl_startup_params(struct net_device
*dev
);
129 static void join_net(u_long local
);
130 static void start_net(u_long local
);
131 /* void start_net(ray_dev_t *local); */
133 /*===========================================================================*/
134 /* Parameters that can be set with 'insmod' */
136 /* ADHOC=0, Infrastructure=1 */
137 static int net_type
= ADHOC
;
139 /* Hop dwell time in Kus (1024 us units defined by 802.11) */
140 static int hop_dwell
= 128;
142 /* Beacon period in Kus */
143 static int beacon_period
= 256;
145 /* power save mode (0 = off, 1 = save power) */
148 /* String for network's Extended Service Set ID. 32 Characters max */
151 /* Default to encapsulation unless translation requested */
152 static int translate
= 1;
154 static int country
= USA
;
160 /* 48 bit physical card address if overriding card's real physical
161 * address is required. Since IEEE 802.11 addresses are 48 bits
162 * like ethernet, an int can't be used, so a string is used. To
163 * allow use of addresses starting with a decimal digit, the first
164 * character must be a letter and will be ignored. This letter is
165 * followed by up to 12 hex digits which are the address. If less
166 * than 12 digits are used, the address will be left filled with 0's.
167 * Note that bit 0 of the first byte is the broadcast bit, and evil
168 * things will happen if it is not 0 in a card address.
170 static char *phy_addr
= NULL
;
173 /* A struct pcmcia_device structure has fields for most things that are needed
174 to keep track of a socket, but there will usually be some device
175 specific information that also needs to be kept track of. The
176 'priv' pointer in a struct pcmcia_device structure can be used to point to
177 a device-specific private data structure, like this.
179 static unsigned int ray_mem_speed
= 500;
181 /* WARNING: THIS DRIVER IS NOT CAPABLE OF HANDLING MULTIPLE DEVICES! */
182 static struct pcmcia_device
*this_device
= NULL
;
184 MODULE_AUTHOR("Corey Thomas <corey@world.std.com>");
185 MODULE_DESCRIPTION("Raylink/WebGear wireless LAN driver");
186 MODULE_LICENSE("GPL");
188 module_param(net_type
, int, 0);
189 module_param(hop_dwell
, int, 0);
190 module_param(beacon_period
, int, 0);
191 module_param(psm
, int, 0);
192 module_param(essid
, charp
, 0);
193 module_param(translate
, int, 0);
194 module_param(country
, int, 0);
195 module_param(sniffer
, int, 0);
196 module_param(bc
, int, 0);
197 module_param(phy_addr
, charp
, 0);
198 module_param(ray_mem_speed
, int, 0);
200 static UCHAR b5_default_startup_parms
[] = {
201 0, 0, /* Adhoc station */
202 'L', 'I', 'N', 'U', 'X', 0, 0, 0, /* 32 char ESSID */
203 0, 0, 0, 0, 0, 0, 0, 0,
204 0, 0, 0, 0, 0, 0, 0, 0,
205 0, 0, 0, 0, 0, 0, 0, 0,
206 1, 0, /* Active scan, CA Mode */
207 0, 0, 0, 0, 0, 0, /* No default MAC addr */
208 0x7f, 0xff, /* Frag threshold */
209 0x00, 0x80, /* Hop time 128 Kus */
210 0x01, 0x00, /* Beacon period 256 Kus */
211 0x01, 0x07, 0xa3, /* DTIM, retries, ack timeout */
212 0x1d, 0x82, 0x4e, /* SIFS, DIFS, PIFS */
213 0x7f, 0xff, /* RTS threshold */
214 0x04, 0xe2, 0x38, 0xA4, /* scan_dwell, max_scan_dwell */
215 0x05, /* assoc resp timeout thresh */
216 0x08, 0x02, 0x08, /* adhoc, infra, super cycle max */
217 0, /* Promiscuous mode */
218 0x0c, 0x0bd, /* Unique word */
219 0x32, /* Slot time */
220 0xff, 0xff, /* roam-low snr, low snr count */
221 0x05, 0xff, /* Infra, adhoc missed bcn thresh */
222 0x01, 0x0b, 0x4f, /* USA, hop pattern, hop pat length */
223 /* b4 - b5 differences start here */
224 0x00, 0x3f, /* CW max */
225 0x00, 0x0f, /* CW min */
226 0x04, 0x08, /* Noise gain, limit offset */
227 0x28, 0x28, /* det rssi, med busy offsets */
228 7, /* det sync thresh */
229 0, 2, 2, /* test mode, min, max */
230 0, /* allow broadcast SSID probe resp */
231 0, 0, /* privacy must start, can join */
232 2, 0, 0, 0, 0, 0, 0, 0 /* basic rate set */
235 static UCHAR b4_default_startup_parms
[] = {
236 0, 0, /* Adhoc station */
237 'L', 'I', 'N', 'U', 'X', 0, 0, 0, /* 32 char ESSID */
238 0, 0, 0, 0, 0, 0, 0, 0,
239 0, 0, 0, 0, 0, 0, 0, 0,
240 0, 0, 0, 0, 0, 0, 0, 0,
241 1, 0, /* Active scan, CA Mode */
242 0, 0, 0, 0, 0, 0, /* No default MAC addr */
243 0x7f, 0xff, /* Frag threshold */
244 0x02, 0x00, /* Hop time */
245 0x00, 0x01, /* Beacon period */
246 0x01, 0x07, 0xa3, /* DTIM, retries, ack timeout */
247 0x1d, 0x82, 0xce, /* SIFS, DIFS, PIFS */
248 0x7f, 0xff, /* RTS threshold */
249 0xfb, 0x1e, 0xc7, 0x5c, /* scan_dwell, max_scan_dwell */
250 0x05, /* assoc resp timeout thresh */
251 0x04, 0x02, 0x4, /* adhoc, infra, super cycle max */
252 0, /* Promiscuous mode */
253 0x0c, 0x0bd, /* Unique word */
254 0x4e, /* Slot time (TBD seems wrong) */
255 0xff, 0xff, /* roam-low snr, low snr count */
256 0x05, 0xff, /* Infra, adhoc missed bcn thresh */
257 0x01, 0x0b, 0x4e, /* USA, hop pattern, hop pat length */
258 /* b4 - b5 differences start here */
259 0x3f, 0x0f, /* CW max, min */
260 0x04, 0x08, /* Noise gain, limit offset */
261 0x28, 0x28, /* det rssi, med busy offsets */
262 7, /* det sync thresh */
263 0, 2, 2 /* test mode, min, max */
266 /*===========================================================================*/
267 static unsigned char eth2_llc
[] = { 0xaa, 0xaa, 3, 0, 0, 0 };
269 static char hop_pattern_length
[] = { 1,
270 USA_HOP_MOD
, EUROPE_HOP_MOD
,
271 JAPAN_HOP_MOD
, KOREA_HOP_MOD
,
272 SPAIN_HOP_MOD
, FRANCE_HOP_MOD
,
273 ISRAEL_HOP_MOD
, AUSTRALIA_HOP_MOD
,
277 static char rcsid
[] =
278 "Raylink/WebGear wireless LAN - Corey <Thomas corey@world.std.com>";
280 static const struct net_device_ops ray_netdev_ops
= {
281 .ndo_init
= ray_dev_init
,
282 .ndo_open
= ray_open
,
283 .ndo_stop
= ray_dev_close
,
284 .ndo_start_xmit
= ray_dev_start_xmit
,
285 .ndo_set_config
= ray_dev_config
,
286 .ndo_get_stats
= ray_get_stats
,
287 .ndo_set_multicast_list
= set_multicast_list
,
288 .ndo_change_mtu
= eth_change_mtu
,
289 .ndo_set_mac_address
= eth_mac_addr
,
290 .ndo_validate_addr
= eth_validate_addr
,
293 /*=============================================================================
294 ray_attach() creates an "instance" of the driver, allocating
295 local data structures for one device. The device is registered
297 The dev_link structure is initialized, but we don't actually
298 configure the card at this point -- we wait until we receive a
299 card insertion event.
300 =============================================================================*/
301 static int ray_probe(struct pcmcia_device
*p_dev
)
304 struct net_device
*dev
;
306 dev_dbg(&p_dev
->dev
, "ray_attach()\n");
308 /* Allocate space for private device-specific data */
309 dev
= alloc_etherdev(sizeof(ray_dev_t
));
313 local
= netdev_priv(dev
);
314 local
->finder
= p_dev
;
316 /* The io structure describes IO port mapping. None used here */
317 p_dev
->resource
[0]->end
= 0;
318 p_dev
->resource
[0]->flags
|= IO_DATA_PATH_WIDTH_8
;
320 /* General socket configuration */
321 p_dev
->conf
.Attributes
= CONF_ENABLE_IRQ
;
322 p_dev
->conf
.IntType
= INT_MEMORY_AND_IO
;
323 p_dev
->conf
.ConfigIndex
= 1;
327 local
->finder
= p_dev
;
328 local
->card_status
= CARD_INSERTED
;
329 local
->authentication_state
= UNAUTHENTICATED
;
330 local
->num_multi
= 0;
331 dev_dbg(&p_dev
->dev
, "ray_attach p_dev = %p, dev = %p, local = %p, intr = %p\n",
332 p_dev
, dev
, local
, &ray_interrupt
);
334 /* Raylink entries in the device structure */
335 dev
->netdev_ops
= &ray_netdev_ops
;
336 SET_ETHTOOL_OPS(dev
, &netdev_ethtool_ops
);
337 dev
->wireless_handlers
= &ray_handler_def
;
339 local
->wireless_data
.spy_data
= &local
->spy_data
;
340 dev
->wireless_data
= &local
->wireless_data
;
341 #endif /* WIRELESS_SPY */
344 dev_dbg(&p_dev
->dev
, "ray_cs ray_attach calling ether_setup.)\n");
345 netif_stop_queue(dev
);
347 init_timer(&local
->timer
);
350 return ray_config(p_dev
);
356 /*=============================================================================
357 This deletes a driver "instance". The device is de-registered
358 with Card Services. If it has been released, all local data
359 structures are freed. Otherwise, the structures will be freed
360 when the device is released.
361 =============================================================================*/
362 static void ray_detach(struct pcmcia_device
*link
)
364 struct net_device
*dev
;
367 dev_dbg(&link
->dev
, "ray_detach\n");
374 local
= netdev_priv(dev
);
375 del_timer(&local
->timer
);
378 unregister_netdev(dev
);
381 dev_dbg(&link
->dev
, "ray_cs ray_detach ending\n");
384 /*=============================================================================
385 ray_config() is run after a CARD_INSERTION event
386 is received, to configure the PCMCIA socket, and to make the
387 ethernet device available to the system.
388 =============================================================================*/
389 #define MAX_TUPLE_SIZE 128
390 static int ray_config(struct pcmcia_device
*link
)
395 struct net_device
*dev
= (struct net_device
*)link
->priv
;
396 ray_dev_t
*local
= netdev_priv(dev
);
398 dev_dbg(&link
->dev
, "ray_config\n");
400 /* Determine card type and firmware version */
401 printk(KERN_INFO
"ray_cs Detected: %s%s%s%s\n",
402 link
->prod_id
[0] ? link
->prod_id
[0] : " ",
403 link
->prod_id
[1] ? link
->prod_id
[1] : " ",
404 link
->prod_id
[2] ? link
->prod_id
[2] : " ",
405 link
->prod_id
[3] ? link
->prod_id
[3] : " ");
407 /* Now allocate an interrupt line. Note that this does not
408 actually assign a handler to the interrupt.
410 ret
= pcmcia_request_irq(link
, ray_interrupt
);
413 dev
->irq
= link
->irq
;
415 /* This actually configures the PCMCIA socket -- setting up
416 the I/O windows and the interrupt mapping.
418 ret
= pcmcia_request_configuration(link
, &link
->conf
);
422 /*** Set up 32k window for shared memory (transmit and control) ************/
424 WIN_DATA_WIDTH_8
| WIN_MEMORY_TYPE_CM
| WIN_ENABLE
| WIN_USE_WAIT
;
427 req
.AccessSpeed
= ray_mem_speed
;
428 ret
= pcmcia_request_window(link
, &req
, &link
->win
);
431 ret
= pcmcia_map_mem_page(link
, link
->win
, 0);
434 local
->sram
= ioremap(req
.Base
, req
.Size
);
436 /*** Set up 16k window for shared memory (receive buffer) ***************/
438 WIN_DATA_WIDTH_8
| WIN_MEMORY_TYPE_CM
| WIN_ENABLE
| WIN_USE_WAIT
;
441 req
.AccessSpeed
= ray_mem_speed
;
442 ret
= pcmcia_request_window(link
, &req
, &local
->rmem_handle
);
445 ret
= pcmcia_map_mem_page(link
, local
->rmem_handle
, 0x8000);
448 local
->rmem
= ioremap(req
.Base
, req
.Size
);
450 /*** Set up window for attribute memory ***********************************/
452 WIN_DATA_WIDTH_8
| WIN_MEMORY_TYPE_AM
| WIN_ENABLE
| WIN_USE_WAIT
;
455 req
.AccessSpeed
= ray_mem_speed
;
456 ret
= pcmcia_request_window(link
, &req
, &local
->amem_handle
);
459 ret
= pcmcia_map_mem_page(link
, local
->amem_handle
, 0);
462 local
->amem
= ioremap(req
.Base
, req
.Size
);
464 dev_dbg(&link
->dev
, "ray_config sram=%p\n", local
->sram
);
465 dev_dbg(&link
->dev
, "ray_config rmem=%p\n", local
->rmem
);
466 dev_dbg(&link
->dev
, "ray_config amem=%p\n", local
->amem
);
467 if (ray_init(dev
) < 0) {
472 SET_NETDEV_DEV(dev
, &link
->dev
);
473 i
= register_netdev(dev
);
475 printk("ray_config register_netdev() failed\n");
480 printk(KERN_INFO
"%s: RayLink, irq %d, hw_addr %pM\n",
481 dev
->name
, dev
->irq
, dev
->dev_addr
);
490 static inline struct ccs __iomem
*ccs_base(ray_dev_t
*dev
)
492 return dev
->sram
+ CCS_BASE
;
495 static inline struct rcs __iomem
*rcs_base(ray_dev_t
*dev
)
498 * This looks nonsensical, since there is a separate
499 * RCS_BASE. But the difference between a "struct rcs"
500 * and a "struct ccs" ends up being in the _index_ off
501 * the base, so the base pointer is the same for both
504 return dev
->sram
+ CCS_BASE
;
507 /*===========================================================================*/
508 static int ray_init(struct net_device
*dev
)
512 struct ccs __iomem
*pccs
;
513 ray_dev_t
*local
= netdev_priv(dev
);
514 struct pcmcia_device
*link
= local
->finder
;
515 dev_dbg(&link
->dev
, "ray_init(0x%p)\n", dev
);
516 if (!(pcmcia_dev_present(link
))) {
517 dev_dbg(&link
->dev
, "ray_init - device not present\n");
521 local
->net_type
= net_type
;
522 local
->sta_type
= TYPE_STA
;
524 /* Copy the startup results to local memory */
525 memcpy_fromio(&local
->startup_res
, local
->sram
+ ECF_TO_HOST_BASE
,
526 sizeof(struct startup_res_6
));
528 /* Check Power up test status and get mac address from card */
529 if (local
->startup_res
.startup_word
!= 0x80) {
530 printk(KERN_INFO
"ray_init ERROR card status = %2x\n",
531 local
->startup_res
.startup_word
);
532 local
->card_status
= CARD_INIT_ERROR
;
536 local
->fw_ver
= local
->startup_res
.firmware_version
[0];
537 local
->fw_bld
= local
->startup_res
.firmware_version
[1];
538 local
->fw_var
= local
->startup_res
.firmware_version
[2];
539 dev_dbg(&link
->dev
, "ray_init firmware version %d.%d\n", local
->fw_ver
,
542 local
->tib_length
= 0x20;
543 if ((local
->fw_ver
== 5) && (local
->fw_bld
>= 30))
544 local
->tib_length
= local
->startup_res
.tib_length
;
545 dev_dbg(&link
->dev
, "ray_init tib_length = 0x%02x\n", local
->tib_length
);
546 /* Initialize CCS's to buffer free state */
547 pccs
= ccs_base(local
);
548 for (i
= 0; i
< NUMBER_OF_CCS
; i
++) {
549 writeb(CCS_BUFFER_FREE
, &(pccs
++)->buffer_status
);
551 init_startup_params(local
);
553 /* copy mac address to startup parameters */
554 if (parse_addr(phy_addr
, local
->sparm
.b4
.a_mac_addr
)) {
555 p
= local
->sparm
.b4
.a_mac_addr
;
557 memcpy(&local
->sparm
.b4
.a_mac_addr
,
558 &local
->startup_res
.station_addr
, ADDRLEN
);
559 p
= local
->sparm
.b4
.a_mac_addr
;
562 clear_interrupt(local
); /* Clear any interrupt from the card */
563 local
->card_status
= CARD_AWAITING_PARAM
;
564 dev_dbg(&link
->dev
, "ray_init ending\n");
568 /*===========================================================================*/
569 /* Download startup parameters to the card and command it to read them */
570 static int dl_startup_params(struct net_device
*dev
)
573 ray_dev_t
*local
= netdev_priv(dev
);
574 struct ccs __iomem
*pccs
;
575 struct pcmcia_device
*link
= local
->finder
;
577 dev_dbg(&link
->dev
, "dl_startup_params entered\n");
578 if (!(pcmcia_dev_present(link
))) {
579 dev_dbg(&link
->dev
, "ray_cs dl_startup_params - device not present\n");
583 /* Copy parameters to host to ECF area */
584 if (local
->fw_ver
== 0x55)
585 memcpy_toio(local
->sram
+ HOST_TO_ECF_BASE
, &local
->sparm
.b4
,
586 sizeof(struct b4_startup_params
));
588 memcpy_toio(local
->sram
+ HOST_TO_ECF_BASE
, &local
->sparm
.b5
,
589 sizeof(struct b5_startup_params
));
591 /* Fill in the CCS fields for the ECF */
592 if ((ccsindex
= get_free_ccs(local
)) < 0)
594 local
->dl_param_ccs
= ccsindex
;
595 pccs
= ccs_base(local
) + ccsindex
;
596 writeb(CCS_DOWNLOAD_STARTUP_PARAMS
, &pccs
->cmd
);
597 dev_dbg(&link
->dev
, "dl_startup_params start ccsindex = %d\n",
598 local
->dl_param_ccs
);
599 /* Interrupt the firmware to process the command */
600 if (interrupt_ecf(local
, ccsindex
)) {
601 printk(KERN_INFO
"ray dl_startup_params failed - "
602 "ECF not ready for intr\n");
603 local
->card_status
= CARD_DL_PARAM_ERROR
;
604 writeb(CCS_BUFFER_FREE
, &(pccs
++)->buffer_status
);
607 local
->card_status
= CARD_DL_PARAM
;
608 /* Start kernel timer to wait for dl startup to complete. */
609 local
->timer
.expires
= jiffies
+ HZ
/ 2;
610 local
->timer
.data
= (long)local
;
611 local
->timer
.function
= &verify_dl_startup
;
612 add_timer(&local
->timer
);
614 "ray_cs dl_startup_params started timer for verify_dl_startup\n");
616 } /* dl_startup_params */
618 /*===========================================================================*/
619 static void init_startup_params(ray_dev_t
*local
)
623 if (country
> JAPAN_TEST
)
625 else if (country
< USA
)
627 /* structure for hop time and beacon period is defined here using
628 * New 802.11D6.1 format. Card firmware is still using old format
631 * a_hop_time ms byte a_hop_time ms byte
632 * a_hop_time 2s byte a_hop_time ls byte
633 * a_hop_time ls byte a_beacon_period ms byte
634 * a_beacon_period a_beacon_period ls byte
636 * a_hop_time = uS a_hop_time = KuS
637 * a_beacon_period = hops a_beacon_period = KuS
638 *//* 64ms = 010000 */
639 if (local
->fw_ver
== 0x55) {
640 memcpy((UCHAR
*) &local
->sparm
.b4
, b4_default_startup_parms
,
641 sizeof(struct b4_startup_params
));
642 /* Translate sane kus input values to old build 4/5 format */
643 /* i = hop time in uS truncated to 3 bytes */
644 i
= (hop_dwell
* 1024) & 0xffffff;
645 local
->sparm
.b4
.a_hop_time
[0] = (i
>> 16) & 0xff;
646 local
->sparm
.b4
.a_hop_time
[1] = (i
>> 8) & 0xff;
647 local
->sparm
.b4
.a_beacon_period
[0] = 0;
648 local
->sparm
.b4
.a_beacon_period
[1] =
649 ((beacon_period
/ hop_dwell
) - 1) & 0xff;
650 local
->sparm
.b4
.a_curr_country_code
= country
;
651 local
->sparm
.b4
.a_hop_pattern_length
=
652 hop_pattern_length
[(int)country
] - 1;
654 local
->sparm
.b4
.a_ack_timeout
= 0x50;
655 local
->sparm
.b4
.a_sifs
= 0x3f;
657 } else { /* Version 5 uses real kus values */
658 memcpy((UCHAR
*) &local
->sparm
.b5
, b5_default_startup_parms
,
659 sizeof(struct b5_startup_params
));
661 local
->sparm
.b5
.a_hop_time
[0] = (hop_dwell
>> 8) & 0xff;
662 local
->sparm
.b5
.a_hop_time
[1] = hop_dwell
& 0xff;
663 local
->sparm
.b5
.a_beacon_period
[0] =
664 (beacon_period
>> 8) & 0xff;
665 local
->sparm
.b5
.a_beacon_period
[1] = beacon_period
& 0xff;
667 local
->sparm
.b5
.a_power_mgt_state
= 1;
668 local
->sparm
.b5
.a_curr_country_code
= country
;
669 local
->sparm
.b5
.a_hop_pattern_length
=
670 hop_pattern_length
[(int)country
];
673 local
->sparm
.b4
.a_network_type
= net_type
& 0x01;
674 local
->sparm
.b4
.a_acting_as_ap_status
= TYPE_STA
;
677 strncpy(local
->sparm
.b4
.a_current_ess_id
, essid
, ESSID_SIZE
);
678 } /* init_startup_params */
680 /*===========================================================================*/
681 static void verify_dl_startup(u_long data
)
683 ray_dev_t
*local
= (ray_dev_t
*) data
;
684 struct ccs __iomem
*pccs
= ccs_base(local
) + local
->dl_param_ccs
;
686 struct pcmcia_device
*link
= local
->finder
;
688 if (!(pcmcia_dev_present(link
))) {
689 dev_dbg(&link
->dev
, "ray_cs verify_dl_startup - device not present\n");
696 "verify_dl_startup parameters sent via ccs %d:\n",
697 local
->dl_param_ccs
);
698 for (i
= 0; i
< sizeof(struct b5_startup_params
); i
++) {
700 (unsigned int)readb(local
->sram
+
701 HOST_TO_ECF_BASE
+ i
));
707 status
= readb(&pccs
->buffer_status
);
708 if (status
!= CCS_BUFFER_FREE
) {
710 "Download startup params failed. Status = %d\n",
712 local
->card_status
= CARD_DL_PARAM_ERROR
;
715 if (local
->sparm
.b4
.a_network_type
== ADHOC
)
716 start_net((u_long
) local
);
718 join_net((u_long
) local
);
719 } /* end verify_dl_startup */
721 /*===========================================================================*/
722 /* Command card to start a network */
723 static void start_net(u_long data
)
725 ray_dev_t
*local
= (ray_dev_t
*) data
;
726 struct ccs __iomem
*pccs
;
728 struct pcmcia_device
*link
= local
->finder
;
729 if (!(pcmcia_dev_present(link
))) {
730 dev_dbg(&link
->dev
, "ray_cs start_net - device not present\n");
733 /* Fill in the CCS fields for the ECF */
734 if ((ccsindex
= get_free_ccs(local
)) < 0)
736 pccs
= ccs_base(local
) + ccsindex
;
737 writeb(CCS_START_NETWORK
, &pccs
->cmd
);
738 writeb(0, &pccs
->var
.start_network
.update_param
);
739 /* Interrupt the firmware to process the command */
740 if (interrupt_ecf(local
, ccsindex
)) {
741 dev_dbg(&link
->dev
, "ray start net failed - card not ready for intr\n");
742 writeb(CCS_BUFFER_FREE
, &(pccs
++)->buffer_status
);
745 local
->card_status
= CARD_DOING_ACQ
;
746 } /* end start_net */
748 /*===========================================================================*/
749 /* Command card to join a network */
750 static void join_net(u_long data
)
752 ray_dev_t
*local
= (ray_dev_t
*) data
;
754 struct ccs __iomem
*pccs
;
756 struct pcmcia_device
*link
= local
->finder
;
758 if (!(pcmcia_dev_present(link
))) {
759 dev_dbg(&link
->dev
, "ray_cs join_net - device not present\n");
762 /* Fill in the CCS fields for the ECF */
763 if ((ccsindex
= get_free_ccs(local
)) < 0)
765 pccs
= ccs_base(local
) + ccsindex
;
766 writeb(CCS_JOIN_NETWORK
, &pccs
->cmd
);
767 writeb(0, &pccs
->var
.join_network
.update_param
);
768 writeb(0, &pccs
->var
.join_network
.net_initiated
);
769 /* Interrupt the firmware to process the command */
770 if (interrupt_ecf(local
, ccsindex
)) {
771 dev_dbg(&link
->dev
, "ray join net failed - card not ready for intr\n");
772 writeb(CCS_BUFFER_FREE
, &(pccs
++)->buffer_status
);
775 local
->card_status
= CARD_DOING_ACQ
;
778 /*============================================================================
779 After a card is removed, ray_release() will unregister the net
780 device, and release the PCMCIA configuration. If the device is
781 still open, this will be postponed until it is closed.
782 =============================================================================*/
783 static void ray_release(struct pcmcia_device
*link
)
785 struct net_device
*dev
= link
->priv
;
786 ray_dev_t
*local
= netdev_priv(dev
);
788 dev_dbg(&link
->dev
, "ray_release\n");
790 del_timer(&local
->timer
);
792 iounmap(local
->sram
);
793 iounmap(local
->rmem
);
794 iounmap(local
->amem
);
795 pcmcia_disable_device(link
);
797 dev_dbg(&link
->dev
, "ray_release ending\n");
800 static int ray_suspend(struct pcmcia_device
*link
)
802 struct net_device
*dev
= link
->priv
;
805 netif_device_detach(dev
);
810 static int ray_resume(struct pcmcia_device
*link
)
812 struct net_device
*dev
= link
->priv
;
816 netif_device_attach(dev
);
822 /*===========================================================================*/
823 static int ray_dev_init(struct net_device
*dev
)
825 #ifdef RAY_IMMEDIATE_INIT
827 #endif /* RAY_IMMEDIATE_INIT */
828 ray_dev_t
*local
= netdev_priv(dev
);
829 struct pcmcia_device
*link
= local
->finder
;
831 dev_dbg(&link
->dev
, "ray_dev_init(dev=%p)\n", dev
);
832 if (!(pcmcia_dev_present(link
))) {
833 dev_dbg(&link
->dev
, "ray_dev_init - device not present\n");
836 #ifdef RAY_IMMEDIATE_INIT
837 /* Download startup parameters */
838 if ((i
= dl_startup_params(dev
)) < 0) {
839 printk(KERN_INFO
"ray_dev_init dl_startup_params failed - "
840 "returns 0x%x\n", i
);
843 #else /* RAY_IMMEDIATE_INIT */
844 /* Postpone the card init so that we can still configure the card,
845 * for example using the Wireless Extensions. The init will happen
846 * in ray_open() - Jean II */
848 "ray_dev_init: postponing card init to ray_open() ; Status = %d\n",
850 #endif /* RAY_IMMEDIATE_INIT */
852 /* copy mac and broadcast addresses to linux device */
853 memcpy(dev
->dev_addr
, &local
->sparm
.b4
.a_mac_addr
, ADDRLEN
);
854 memset(dev
->broadcast
, 0xff, ETH_ALEN
);
856 dev_dbg(&link
->dev
, "ray_dev_init ending\n");
860 /*===========================================================================*/
861 static int ray_dev_config(struct net_device
*dev
, struct ifmap
*map
)
863 ray_dev_t
*local
= netdev_priv(dev
);
864 struct pcmcia_device
*link
= local
->finder
;
865 /* Dummy routine to satisfy device structure */
866 dev_dbg(&link
->dev
, "ray_dev_config(dev=%p,ifmap=%p)\n", dev
, map
);
867 if (!(pcmcia_dev_present(link
))) {
868 dev_dbg(&link
->dev
, "ray_dev_config - device not present\n");
875 /*===========================================================================*/
876 static netdev_tx_t
ray_dev_start_xmit(struct sk_buff
*skb
,
877 struct net_device
*dev
)
879 ray_dev_t
*local
= netdev_priv(dev
);
880 struct pcmcia_device
*link
= local
->finder
;
881 short length
= skb
->len
;
883 if (!pcmcia_dev_present(link
)) {
884 dev_dbg(&link
->dev
, "ray_dev_start_xmit - device not present\n");
889 dev_dbg(&link
->dev
, "ray_dev_start_xmit(skb=%p, dev=%p)\n", skb
, dev
);
890 if (local
->authentication_state
== NEED_TO_AUTH
) {
891 dev_dbg(&link
->dev
, "ray_cs Sending authentication request.\n");
892 if (!build_auth_frame(local
, local
->auth_id
, OPEN_AUTH_REQUEST
)) {
893 local
->authentication_state
= AUTHENTICATED
;
894 netif_stop_queue(dev
);
895 return NETDEV_TX_BUSY
;
899 if (length
< ETH_ZLEN
) {
900 if (skb_padto(skb
, ETH_ZLEN
))
904 switch (ray_hw_xmit(skb
->data
, length
, dev
, DATA_TYPE
)) {
907 netif_stop_queue(dev
);
908 return NETDEV_TX_BUSY
;
917 } /* ray_dev_start_xmit */
919 /*===========================================================================*/
920 static int ray_hw_xmit(unsigned char *data
, int len
, struct net_device
*dev
,
923 ray_dev_t
*local
= netdev_priv(dev
);
924 struct ccs __iomem
*pccs
;
927 struct tx_msg __iomem
*ptx
; /* Address of xmit buffer in PC space */
928 short int addr
; /* Address of xmit buffer in card space */
930 pr_debug("ray_hw_xmit(data=%p, len=%d, dev=%p)\n", data
, len
, dev
);
931 if (len
+ TX_HEADER_LENGTH
> TX_BUF_SIZE
) {
932 printk(KERN_INFO
"ray_hw_xmit packet too large: %d bytes\n",
936 switch (ccsindex
= get_free_tx_ccs(local
)) {
938 pr_debug("ray_hw_xmit tx_ccs table busy\n");
940 pr_debug("ray_hw_xmit No free tx ccs\n");
942 netif_stop_queue(dev
);
947 addr
= TX_BUF_BASE
+ (ccsindex
<< 11);
949 if (msg_type
== DATA_TYPE
) {
950 local
->stats
.tx_bytes
+= len
;
951 local
->stats
.tx_packets
++;
954 ptx
= local
->sram
+ addr
;
956 ray_build_header(local
, ptx
, msg_type
, data
);
958 offset
= translate_frame(local
, ptx
, data
, len
);
959 } else { /* Encapsulate frame */
960 /* TBD TIB length will move address of ptx->var */
961 memcpy_toio(&ptx
->var
, data
, len
);
965 /* fill in the CCS */
966 pccs
= ccs_base(local
) + ccsindex
;
967 len
+= TX_HEADER_LENGTH
+ offset
;
968 writeb(CCS_TX_REQUEST
, &pccs
->cmd
);
969 writeb(addr
>> 8, &pccs
->var
.tx_request
.tx_data_ptr
[0]);
970 writeb(local
->tib_length
, &pccs
->var
.tx_request
.tx_data_ptr
[1]);
971 writeb(len
>> 8, &pccs
->var
.tx_request
.tx_data_length
[0]);
972 writeb(len
& 0xff, &pccs
->var
.tx_request
.tx_data_length
[1]);
973 /* TBD still need psm_cam? */
974 writeb(PSM_CAM
, &pccs
->var
.tx_request
.pow_sav_mode
);
975 writeb(local
->net_default_tx_rate
, &pccs
->var
.tx_request
.tx_rate
);
976 writeb(0, &pccs
->var
.tx_request
.antenna
);
977 pr_debug("ray_hw_xmit default_tx_rate = 0x%x\n",
978 local
->net_default_tx_rate
);
980 /* Interrupt the firmware to process the command */
981 if (interrupt_ecf(local
, ccsindex
)) {
982 pr_debug("ray_hw_xmit failed - ECF not ready for intr\n");
983 /* TBD very inefficient to copy packet to buffer, and then not
984 send it, but the alternative is to queue the messages and that
985 won't be done for a while. Maybe set tbusy until a CCS is free?
987 writeb(CCS_BUFFER_FREE
, &pccs
->buffer_status
);
991 } /* end ray_hw_xmit */
993 /*===========================================================================*/
994 static int translate_frame(ray_dev_t
*local
, struct tx_msg __iomem
*ptx
,
995 unsigned char *data
, int len
)
997 __be16 proto
= ((struct ethhdr
*)data
)->h_proto
;
998 if (ntohs(proto
) >= 1536) { /* DIX II ethernet frame */
999 pr_debug("ray_cs translate_frame DIX II\n");
1000 /* Copy LLC header to card buffer */
1001 memcpy_toio(&ptx
->var
, eth2_llc
, sizeof(eth2_llc
));
1002 memcpy_toio(((void __iomem
*)&ptx
->var
) + sizeof(eth2_llc
),
1003 (UCHAR
*) &proto
, 2);
1004 if (proto
== htons(ETH_P_AARP
) || proto
== htons(ETH_P_IPX
)) {
1005 /* This is the selective translation table, only 2 entries */
1007 &((struct snaphdr_t __iomem
*)ptx
->var
)->org
[3]);
1009 /* Copy body of ethernet packet without ethernet header */
1010 memcpy_toio((void __iomem
*)&ptx
->var
+
1011 sizeof(struct snaphdr_t
), data
+ ETH_HLEN
,
1013 return (int)sizeof(struct snaphdr_t
) - ETH_HLEN
;
1014 } else { /* already 802 type, and proto is length */
1015 pr_debug("ray_cs translate_frame 802\n");
1016 if (proto
== htons(0xffff)) { /* evil netware IPX 802.3 without LLC */
1017 pr_debug("ray_cs translate_frame evil IPX\n");
1018 memcpy_toio(&ptx
->var
, data
+ ETH_HLEN
, len
- ETH_HLEN
);
1019 return 0 - ETH_HLEN
;
1021 memcpy_toio(&ptx
->var
, data
+ ETH_HLEN
, len
- ETH_HLEN
);
1022 return 0 - ETH_HLEN
;
1024 /* TBD do other frame types */
1025 } /* end translate_frame */
1027 /*===========================================================================*/
1028 static void ray_build_header(ray_dev_t
*local
, struct tx_msg __iomem
*ptx
,
1029 UCHAR msg_type
, unsigned char *data
)
1031 writeb(PROTOCOL_VER
| msg_type
, &ptx
->mac
.frame_ctl_1
);
1032 /*** IEEE 802.11 Address field assignments *************
1033 TODS FROMDS addr_1 addr_2 addr_3 addr_4
1034 Adhoc 0 0 dest src (terminal) BSSID N/A
1035 AP to Terminal 0 1 dest AP(BSSID) source N/A
1036 Terminal to AP 1 0 AP(BSSID) src (terminal) dest N/A
1037 AP to AP 1 1 dest AP src AP dest source
1038 *******************************************************/
1039 if (local
->net_type
== ADHOC
) {
1040 writeb(0, &ptx
->mac
.frame_ctl_2
);
1041 memcpy_toio(ptx
->mac
.addr_1
, ((struct ethhdr
*)data
)->h_dest
,
1043 memcpy_toio(ptx
->mac
.addr_3
, local
->bss_id
, ADDRLEN
);
1044 } else { /* infrastructure */
1046 if (local
->sparm
.b4
.a_acting_as_ap_status
) {
1047 writeb(FC2_FROM_DS
, &ptx
->mac
.frame_ctl_2
);
1048 memcpy_toio(ptx
->mac
.addr_1
,
1049 ((struct ethhdr
*)data
)->h_dest
, ADDRLEN
);
1050 memcpy_toio(ptx
->mac
.addr_2
, local
->bss_id
, 6);
1051 memcpy_toio(ptx
->mac
.addr_3
,
1052 ((struct ethhdr
*)data
)->h_source
, ADDRLEN
);
1053 } else { /* Terminal */
1055 writeb(FC2_TO_DS
, &ptx
->mac
.frame_ctl_2
);
1056 memcpy_toio(ptx
->mac
.addr_1
, local
->bss_id
, ADDRLEN
);
1057 memcpy_toio(ptx
->mac
.addr_2
,
1058 ((struct ethhdr
*)data
)->h_source
, ADDRLEN
);
1059 memcpy_toio(ptx
->mac
.addr_3
,
1060 ((struct ethhdr
*)data
)->h_dest
, ADDRLEN
);
1063 } /* end encapsulate_frame */
1065 /*===========================================================================*/
1067 static void netdev_get_drvinfo(struct net_device
*dev
,
1068 struct ethtool_drvinfo
*info
)
1070 strcpy(info
->driver
, "ray_cs");
1073 static const struct ethtool_ops netdev_ethtool_ops
= {
1074 .get_drvinfo
= netdev_get_drvinfo
,
1077 /*====================================================================*/
1079 /*------------------------------------------------------------------*/
1081 * Wireless Handler : get protocol name
1083 static int ray_get_name(struct net_device
*dev
, struct iw_request_info
*info
,
1084 union iwreq_data
*wrqu
, char *extra
)
1086 strcpy(wrqu
->name
, "IEEE 802.11-FH");
1090 /*------------------------------------------------------------------*/
1092 * Wireless Handler : set frequency
1094 static int ray_set_freq(struct net_device
*dev
, struct iw_request_info
*info
,
1095 union iwreq_data
*wrqu
, char *extra
)
1097 ray_dev_t
*local
= netdev_priv(dev
);
1098 int err
= -EINPROGRESS
; /* Call commit handler */
1100 /* Reject if card is already initialised */
1101 if (local
->card_status
!= CARD_AWAITING_PARAM
)
1104 /* Setting by channel number */
1105 if ((wrqu
->freq
.m
> USA_HOP_MOD
) || (wrqu
->freq
.e
> 0))
1108 local
->sparm
.b5
.a_hop_pattern
= wrqu
->freq
.m
;
1113 /*------------------------------------------------------------------*/
1115 * Wireless Handler : get frequency
1117 static int ray_get_freq(struct net_device
*dev
, struct iw_request_info
*info
,
1118 union iwreq_data
*wrqu
, char *extra
)
1120 ray_dev_t
*local
= netdev_priv(dev
);
1122 wrqu
->freq
.m
= local
->sparm
.b5
.a_hop_pattern
;
1127 /*------------------------------------------------------------------*/
1129 * Wireless Handler : set ESSID
1131 static int ray_set_essid(struct net_device
*dev
, struct iw_request_info
*info
,
1132 union iwreq_data
*wrqu
, char *extra
)
1134 ray_dev_t
*local
= netdev_priv(dev
);
1136 /* Reject if card is already initialised */
1137 if (local
->card_status
!= CARD_AWAITING_PARAM
)
1140 /* Check if we asked for `any' */
1141 if (wrqu
->essid
.flags
== 0)
1142 /* Corey : can you do that ? */
1145 /* Check the size of the string */
1146 if (wrqu
->essid
.length
> IW_ESSID_MAX_SIZE
)
1149 /* Set the ESSID in the card */
1150 memset(local
->sparm
.b5
.a_current_ess_id
, 0, IW_ESSID_MAX_SIZE
);
1151 memcpy(local
->sparm
.b5
.a_current_ess_id
, extra
, wrqu
->essid
.length
);
1153 return -EINPROGRESS
; /* Call commit handler */
1156 /*------------------------------------------------------------------*/
1158 * Wireless Handler : get ESSID
1160 static int ray_get_essid(struct net_device
*dev
, struct iw_request_info
*info
,
1161 union iwreq_data
*wrqu
, char *extra
)
1163 ray_dev_t
*local
= netdev_priv(dev
);
1165 /* Get the essid that was set */
1166 memcpy(extra
, local
->sparm
.b5
.a_current_ess_id
, IW_ESSID_MAX_SIZE
);
1169 wrqu
->essid
.length
= strlen(extra
);
1170 wrqu
->essid
.flags
= 1; /* active */
1175 /*------------------------------------------------------------------*/
1177 * Wireless Handler : get AP address
1179 static int ray_get_wap(struct net_device
*dev
, struct iw_request_info
*info
,
1180 union iwreq_data
*wrqu
, char *extra
)
1182 ray_dev_t
*local
= netdev_priv(dev
);
1184 memcpy(wrqu
->ap_addr
.sa_data
, local
->bss_id
, ETH_ALEN
);
1185 wrqu
->ap_addr
.sa_family
= ARPHRD_ETHER
;
1190 /*------------------------------------------------------------------*/
1192 * Wireless Handler : set Bit-Rate
1194 static int ray_set_rate(struct net_device
*dev
, struct iw_request_info
*info
,
1195 union iwreq_data
*wrqu
, char *extra
)
1197 ray_dev_t
*local
= netdev_priv(dev
);
1199 /* Reject if card is already initialised */
1200 if (local
->card_status
!= CARD_AWAITING_PARAM
)
1203 /* Check if rate is in range */
1204 if ((wrqu
->bitrate
.value
!= 1000000) && (wrqu
->bitrate
.value
!= 2000000))
1207 /* Hack for 1.5 Mb/s instead of 2 Mb/s */
1208 if ((local
->fw_ver
== 0x55) && /* Please check */
1209 (wrqu
->bitrate
.value
== 2000000))
1210 local
->net_default_tx_rate
= 3;
1212 local
->net_default_tx_rate
= wrqu
->bitrate
.value
/ 500000;
1217 /*------------------------------------------------------------------*/
1219 * Wireless Handler : get Bit-Rate
1221 static int ray_get_rate(struct net_device
*dev
, struct iw_request_info
*info
,
1222 union iwreq_data
*wrqu
, char *extra
)
1224 ray_dev_t
*local
= netdev_priv(dev
);
1226 if (local
->net_default_tx_rate
== 3)
1227 wrqu
->bitrate
.value
= 2000000; /* Hum... */
1229 wrqu
->bitrate
.value
= local
->net_default_tx_rate
* 500000;
1230 wrqu
->bitrate
.fixed
= 0; /* We are in auto mode */
1235 /*------------------------------------------------------------------*/
1237 * Wireless Handler : set RTS threshold
1239 static int ray_set_rts(struct net_device
*dev
, struct iw_request_info
*info
,
1240 union iwreq_data
*wrqu
, char *extra
)
1242 ray_dev_t
*local
= netdev_priv(dev
);
1243 int rthr
= wrqu
->rts
.value
;
1245 /* Reject if card is already initialised */
1246 if (local
->card_status
!= CARD_AWAITING_PARAM
)
1249 /* if(wrq->u.rts.fixed == 0) we should complain */
1250 if (wrqu
->rts
.disabled
)
1253 if ((rthr
< 0) || (rthr
> 2347)) /* What's the max packet size ??? */
1256 local
->sparm
.b5
.a_rts_threshold
[0] = (rthr
>> 8) & 0xFF;
1257 local
->sparm
.b5
.a_rts_threshold
[1] = rthr
& 0xFF;
1259 return -EINPROGRESS
; /* Call commit handler */
1262 /*------------------------------------------------------------------*/
1264 * Wireless Handler : get RTS threshold
1266 static int ray_get_rts(struct net_device
*dev
, struct iw_request_info
*info
,
1267 union iwreq_data
*wrqu
, char *extra
)
1269 ray_dev_t
*local
= netdev_priv(dev
);
1271 wrqu
->rts
.value
= (local
->sparm
.b5
.a_rts_threshold
[0] << 8)
1272 + local
->sparm
.b5
.a_rts_threshold
[1];
1273 wrqu
->rts
.disabled
= (wrqu
->rts
.value
== 32767);
1274 wrqu
->rts
.fixed
= 1;
1279 /*------------------------------------------------------------------*/
1281 * Wireless Handler : set Fragmentation threshold
1283 static int ray_set_frag(struct net_device
*dev
, struct iw_request_info
*info
,
1284 union iwreq_data
*wrqu
, char *extra
)
1286 ray_dev_t
*local
= netdev_priv(dev
);
1287 int fthr
= wrqu
->frag
.value
;
1289 /* Reject if card is already initialised */
1290 if (local
->card_status
!= CARD_AWAITING_PARAM
)
1293 /* if(wrq->u.frag.fixed == 0) should complain */
1294 if (wrqu
->frag
.disabled
)
1297 if ((fthr
< 256) || (fthr
> 2347)) /* To check out ! */
1300 local
->sparm
.b5
.a_frag_threshold
[0] = (fthr
>> 8) & 0xFF;
1301 local
->sparm
.b5
.a_frag_threshold
[1] = fthr
& 0xFF;
1303 return -EINPROGRESS
; /* Call commit handler */
1306 /*------------------------------------------------------------------*/
1308 * Wireless Handler : get Fragmentation threshold
1310 static int ray_get_frag(struct net_device
*dev
, struct iw_request_info
*info
,
1311 union iwreq_data
*wrqu
, char *extra
)
1313 ray_dev_t
*local
= netdev_priv(dev
);
1315 wrqu
->frag
.value
= (local
->sparm
.b5
.a_frag_threshold
[0] << 8)
1316 + local
->sparm
.b5
.a_frag_threshold
[1];
1317 wrqu
->frag
.disabled
= (wrqu
->frag
.value
== 32767);
1318 wrqu
->frag
.fixed
= 1;
1323 /*------------------------------------------------------------------*/
1325 * Wireless Handler : set Mode of Operation
1327 static int ray_set_mode(struct net_device
*dev
, struct iw_request_info
*info
,
1328 union iwreq_data
*wrqu
, char *extra
)
1330 ray_dev_t
*local
= netdev_priv(dev
);
1331 int err
= -EINPROGRESS
; /* Call commit handler */
1334 /* Reject if card is already initialised */
1335 if (local
->card_status
!= CARD_AWAITING_PARAM
)
1338 switch (wrqu
->mode
) {
1343 local
->sparm
.b5
.a_network_type
= card_mode
;
1352 /*------------------------------------------------------------------*/
1354 * Wireless Handler : get Mode of Operation
1356 static int ray_get_mode(struct net_device
*dev
, struct iw_request_info
*info
,
1357 union iwreq_data
*wrqu
, char *extra
)
1359 ray_dev_t
*local
= netdev_priv(dev
);
1361 if (local
->sparm
.b5
.a_network_type
)
1362 wrqu
->mode
= IW_MODE_INFRA
;
1364 wrqu
->mode
= IW_MODE_ADHOC
;
1369 /*------------------------------------------------------------------*/
1371 * Wireless Handler : get range info
1373 static int ray_get_range(struct net_device
*dev
, struct iw_request_info
*info
,
1374 union iwreq_data
*wrqu
, char *extra
)
1376 struct iw_range
*range
= (struct iw_range
*)extra
;
1378 memset(range
, 0, sizeof(struct iw_range
));
1380 /* Set the length (very important for backward compatibility) */
1381 wrqu
->data
.length
= sizeof(struct iw_range
);
1383 /* Set the Wireless Extension versions */
1384 range
->we_version_compiled
= WIRELESS_EXT
;
1385 range
->we_version_source
= 9;
1387 /* Set information in the range struct */
1388 range
->throughput
= 1.1 * 1000 * 1000; /* Put the right number here */
1389 range
->num_channels
= hop_pattern_length
[(int)country
];
1390 range
->num_frequency
= 0;
1391 range
->max_qual
.qual
= 0;
1392 range
->max_qual
.level
= 255; /* What's the correct value ? */
1393 range
->max_qual
.noise
= 255; /* Idem */
1394 range
->num_bitrates
= 2;
1395 range
->bitrate
[0] = 1000000; /* 1 Mb/s */
1396 range
->bitrate
[1] = 2000000; /* 2 Mb/s */
1400 /*------------------------------------------------------------------*/
1402 * Wireless Private Handler : set framing mode
1404 static int ray_set_framing(struct net_device
*dev
, struct iw_request_info
*info
,
1405 union iwreq_data
*wrqu
, char *extra
)
1407 translate
= *(extra
); /* Set framing mode */
1412 /*------------------------------------------------------------------*/
1414 * Wireless Private Handler : get framing mode
1416 static int ray_get_framing(struct net_device
*dev
, struct iw_request_info
*info
,
1417 union iwreq_data
*wrqu
, char *extra
)
1419 *(extra
) = translate
;
1424 /*------------------------------------------------------------------*/
1426 * Wireless Private Handler : get country
1428 static int ray_get_country(struct net_device
*dev
, struct iw_request_info
*info
,
1429 union iwreq_data
*wrqu
, char *extra
)
1436 /*------------------------------------------------------------------*/
1438 * Commit handler : called after a bunch of SET operations
1440 static int ray_commit(struct net_device
*dev
, struct iw_request_info
*info
,
1441 union iwreq_data
*wrqu
, char *extra
)
1446 /*------------------------------------------------------------------*/
1448 * Stats handler : return Wireless Stats
1450 static iw_stats
*ray_get_wireless_stats(struct net_device
*dev
)
1452 ray_dev_t
*local
= netdev_priv(dev
);
1453 struct pcmcia_device
*link
= local
->finder
;
1454 struct status __iomem
*p
= local
->sram
+ STATUS_BASE
;
1456 local
->wstats
.status
= local
->card_status
;
1458 if ((local
->spy_data
.spy_number
> 0)
1459 && (local
->sparm
.b5
.a_network_type
== 0)) {
1460 /* Get it from the first node in spy list */
1461 local
->wstats
.qual
.qual
= local
->spy_data
.spy_stat
[0].qual
;
1462 local
->wstats
.qual
.level
= local
->spy_data
.spy_stat
[0].level
;
1463 local
->wstats
.qual
.noise
= local
->spy_data
.spy_stat
[0].noise
;
1464 local
->wstats
.qual
.updated
=
1465 local
->spy_data
.spy_stat
[0].updated
;
1467 #endif /* WIRELESS_SPY */
1469 if (pcmcia_dev_present(link
)) {
1470 local
->wstats
.qual
.noise
= readb(&p
->rxnoise
);
1471 local
->wstats
.qual
.updated
|= 4;
1474 return &local
->wstats
;
1475 } /* end ray_get_wireless_stats */
1477 /*------------------------------------------------------------------*/
1479 * Structures to export the Wireless Handlers
1482 static const iw_handler ray_handler
[] = {
1483 IW_HANDLER(SIOCSIWCOMMIT
, ray_commit
),
1484 IW_HANDLER(SIOCGIWNAME
, ray_get_name
),
1485 IW_HANDLER(SIOCSIWFREQ
, ray_set_freq
),
1486 IW_HANDLER(SIOCGIWFREQ
, ray_get_freq
),
1487 IW_HANDLER(SIOCSIWMODE
, ray_set_mode
),
1488 IW_HANDLER(SIOCGIWMODE
, ray_get_mode
),
1489 IW_HANDLER(SIOCGIWRANGE
, ray_get_range
),
1491 IW_HANDLER(SIOCSIWSPY
, iw_handler_set_spy
),
1492 IW_HANDLER(SIOCGIWSPY
, iw_handler_get_spy
),
1493 IW_HANDLER(SIOCSIWTHRSPY
, iw_handler_set_thrspy
),
1494 IW_HANDLER(SIOCGIWTHRSPY
, iw_handler_get_thrspy
),
1495 #endif /* WIRELESS_SPY */
1496 IW_HANDLER(SIOCGIWAP
, ray_get_wap
),
1497 IW_HANDLER(SIOCSIWESSID
, ray_set_essid
),
1498 IW_HANDLER(SIOCGIWESSID
, ray_get_essid
),
1499 IW_HANDLER(SIOCSIWRATE
, ray_set_rate
),
1500 IW_HANDLER(SIOCGIWRATE
, ray_get_rate
),
1501 IW_HANDLER(SIOCSIWRTS
, ray_set_rts
),
1502 IW_HANDLER(SIOCGIWRTS
, ray_get_rts
),
1503 IW_HANDLER(SIOCSIWFRAG
, ray_set_frag
),
1504 IW_HANDLER(SIOCGIWFRAG
, ray_get_frag
),
1507 #define SIOCSIPFRAMING SIOCIWFIRSTPRIV /* Set framing mode */
1508 #define SIOCGIPFRAMING SIOCIWFIRSTPRIV + 1 /* Get framing mode */
1509 #define SIOCGIPCOUNTRY SIOCIWFIRSTPRIV + 3 /* Get country code */
1511 static const iw_handler ray_private_handler
[] = {
1512 [0] = ray_set_framing
,
1513 [1] = ray_get_framing
,
1514 [3] = ray_get_country
,
1517 static const struct iw_priv_args ray_private_args
[] = {
1518 /* cmd, set_args, get_args, name */
1519 {SIOCSIPFRAMING
, IW_PRIV_TYPE_BYTE
| IW_PRIV_SIZE_FIXED
| 1, 0,
1521 {SIOCGIPFRAMING
, 0, IW_PRIV_TYPE_BYTE
| IW_PRIV_SIZE_FIXED
| 1,
1523 {SIOCGIPCOUNTRY
, 0, IW_PRIV_TYPE_BYTE
| IW_PRIV_SIZE_FIXED
| 1,
1527 static const struct iw_handler_def ray_handler_def
= {
1528 .num_standard
= ARRAY_SIZE(ray_handler
),
1529 .num_private
= ARRAY_SIZE(ray_private_handler
),
1530 .num_private_args
= ARRAY_SIZE(ray_private_args
),
1531 .standard
= ray_handler
,
1532 .private = ray_private_handler
,
1533 .private_args
= ray_private_args
,
1534 .get_wireless_stats
= ray_get_wireless_stats
,
1537 /*===========================================================================*/
1538 static int ray_open(struct net_device
*dev
)
1540 ray_dev_t
*local
= netdev_priv(dev
);
1541 struct pcmcia_device
*link
;
1542 link
= local
->finder
;
1544 dev_dbg(&link
->dev
, "ray_open('%s')\n", dev
->name
);
1546 if (link
->open
== 0)
1547 local
->num_multi
= 0;
1550 /* If the card is not started, time to start it ! - Jean II */
1551 if (local
->card_status
== CARD_AWAITING_PARAM
) {
1554 dev_dbg(&link
->dev
, "ray_open: doing init now !\n");
1556 /* Download startup parameters */
1557 if ((i
= dl_startup_params(dev
)) < 0) {
1559 "ray_dev_init dl_startup_params failed - "
1560 "returns 0x%x\n", i
);
1566 netif_stop_queue(dev
);
1568 netif_start_queue(dev
);
1570 dev_dbg(&link
->dev
, "ray_open ending\n");
1572 } /* end ray_open */
1574 /*===========================================================================*/
1575 static int ray_dev_close(struct net_device
*dev
)
1577 ray_dev_t
*local
= netdev_priv(dev
);
1578 struct pcmcia_device
*link
;
1579 link
= local
->finder
;
1581 dev_dbg(&link
->dev
, "ray_dev_close('%s')\n", dev
->name
);
1584 netif_stop_queue(dev
);
1586 /* In here, we should stop the hardware (stop card from beeing active)
1587 * and set local->card_status to CARD_AWAITING_PARAM, so that while the
1588 * card is closed we can chage its configuration.
1589 * Probably also need a COR reset to get sane state - Jean II */
1592 } /* end ray_dev_close */
1594 /*===========================================================================*/
1595 static void ray_reset(struct net_device
*dev
)
1597 pr_debug("ray_reset entered\n");
1600 /*===========================================================================*/
1601 /* Cause a firmware interrupt if it is ready for one */
1602 /* Return nonzero if not ready */
1603 static int interrupt_ecf(ray_dev_t
*local
, int ccs
)
1606 struct pcmcia_device
*link
= local
->finder
;
1608 if (!(pcmcia_dev_present(link
))) {
1609 dev_dbg(&link
->dev
, "ray_cs interrupt_ecf - device not present\n");
1612 dev_dbg(&link
->dev
, "interrupt_ecf(local=%p, ccs = 0x%x\n", local
, ccs
);
1615 (readb(local
->amem
+ CIS_OFFSET
+ ECF_INTR_OFFSET
) &
1619 dev_dbg(&link
->dev
, "ray_cs interrupt_ecf card not ready for interrupt\n");
1622 /* Fill the mailbox, then kick the card */
1623 writeb(ccs
, local
->sram
+ SCB_BASE
);
1624 writeb(ECF_INTR_SET
, local
->amem
+ CIS_OFFSET
+ ECF_INTR_OFFSET
);
1626 } /* interrupt_ecf */
1628 /*===========================================================================*/
1629 /* Get next free transmit CCS */
1630 /* Return - index of current tx ccs */
1631 static int get_free_tx_ccs(ray_dev_t
*local
)
1634 struct ccs __iomem
*pccs
= ccs_base(local
);
1635 struct pcmcia_device
*link
= local
->finder
;
1637 if (!(pcmcia_dev_present(link
))) {
1638 dev_dbg(&link
->dev
, "ray_cs get_free_tx_ccs - device not present\n");
1642 if (test_and_set_bit(0, &local
->tx_ccs_lock
)) {
1643 dev_dbg(&link
->dev
, "ray_cs tx_ccs_lock busy\n");
1647 for (i
= 0; i
< NUMBER_OF_TX_CCS
; i
++) {
1648 if (readb(&(pccs
+ i
)->buffer_status
) == CCS_BUFFER_FREE
) {
1649 writeb(CCS_BUFFER_BUSY
, &(pccs
+ i
)->buffer_status
);
1650 writeb(CCS_END_LIST
, &(pccs
+ i
)->link
);
1651 local
->tx_ccs_lock
= 0;
1655 local
->tx_ccs_lock
= 0;
1656 dev_dbg(&link
->dev
, "ray_cs ERROR no free tx CCS for raylink card\n");
1658 } /* get_free_tx_ccs */
1660 /*===========================================================================*/
1661 /* Get next free CCS */
1662 /* Return - index of current ccs */
1663 static int get_free_ccs(ray_dev_t
*local
)
1666 struct ccs __iomem
*pccs
= ccs_base(local
);
1667 struct pcmcia_device
*link
= local
->finder
;
1669 if (!(pcmcia_dev_present(link
))) {
1670 dev_dbg(&link
->dev
, "ray_cs get_free_ccs - device not present\n");
1673 if (test_and_set_bit(0, &local
->ccs_lock
)) {
1674 dev_dbg(&link
->dev
, "ray_cs ccs_lock busy\n");
1678 for (i
= NUMBER_OF_TX_CCS
; i
< NUMBER_OF_CCS
; i
++) {
1679 if (readb(&(pccs
+ i
)->buffer_status
) == CCS_BUFFER_FREE
) {
1680 writeb(CCS_BUFFER_BUSY
, &(pccs
+ i
)->buffer_status
);
1681 writeb(CCS_END_LIST
, &(pccs
+ i
)->link
);
1682 local
->ccs_lock
= 0;
1686 local
->ccs_lock
= 0;
1687 dev_dbg(&link
->dev
, "ray_cs ERROR no free CCS for raylink card\n");
1689 } /* get_free_ccs */
1691 /*===========================================================================*/
1692 static void authenticate_timeout(u_long data
)
1694 ray_dev_t
*local
= (ray_dev_t
*) data
;
1695 del_timer(&local
->timer
);
1696 printk(KERN_INFO
"ray_cs Authentication with access point failed"
1698 join_net((u_long
) local
);
1701 /*===========================================================================*/
1702 static int parse_addr(char *in_str
, UCHAR
*out
)
1710 if ((len
= strlen(in_str
)) < 2)
1712 memset(out
, 0, ADDRLEN
);
1721 if ((k
= hex_to_bin(in_str
[j
--])) != -1)
1728 if ((k
= hex_to_bin(in_str
[j
--])) != -1)
1738 /*===========================================================================*/
1739 static struct net_device_stats
*ray_get_stats(struct net_device
*dev
)
1741 ray_dev_t
*local
= netdev_priv(dev
);
1742 struct pcmcia_device
*link
= local
->finder
;
1743 struct status __iomem
*p
= local
->sram
+ STATUS_BASE
;
1744 if (!(pcmcia_dev_present(link
))) {
1745 dev_dbg(&link
->dev
, "ray_cs net_device_stats - device not present\n");
1746 return &local
->stats
;
1748 if (readb(&p
->mrx_overflow_for_host
)) {
1749 local
->stats
.rx_over_errors
+= swab16(readw(&p
->mrx_overflow
));
1750 writeb(0, &p
->mrx_overflow
);
1751 writeb(0, &p
->mrx_overflow_for_host
);
1753 if (readb(&p
->mrx_checksum_error_for_host
)) {
1754 local
->stats
.rx_crc_errors
+=
1755 swab16(readw(&p
->mrx_checksum_error
));
1756 writeb(0, &p
->mrx_checksum_error
);
1757 writeb(0, &p
->mrx_checksum_error_for_host
);
1759 if (readb(&p
->rx_hec_error_for_host
)) {
1760 local
->stats
.rx_frame_errors
+= swab16(readw(&p
->rx_hec_error
));
1761 writeb(0, &p
->rx_hec_error
);
1762 writeb(0, &p
->rx_hec_error_for_host
);
1764 return &local
->stats
;
1767 /*===========================================================================*/
1768 static void ray_update_parm(struct net_device
*dev
, UCHAR objid
, UCHAR
*value
,
1771 ray_dev_t
*local
= netdev_priv(dev
);
1772 struct pcmcia_device
*link
= local
->finder
;
1775 struct ccs __iomem
*pccs
;
1777 if (!(pcmcia_dev_present(link
))) {
1778 dev_dbg(&link
->dev
, "ray_update_parm - device not present\n");
1782 if ((ccsindex
= get_free_ccs(local
)) < 0) {
1783 dev_dbg(&link
->dev
, "ray_update_parm - No free ccs\n");
1786 pccs
= ccs_base(local
) + ccsindex
;
1787 writeb(CCS_UPDATE_PARAMS
, &pccs
->cmd
);
1788 writeb(objid
, &pccs
->var
.update_param
.object_id
);
1789 writeb(1, &pccs
->var
.update_param
.number_objects
);
1790 writeb(0, &pccs
->var
.update_param
.failure_cause
);
1791 for (i
= 0; i
< len
; i
++) {
1792 writeb(value
[i
], local
->sram
+ HOST_TO_ECF_BASE
);
1794 /* Interrupt the firmware to process the command */
1795 if (interrupt_ecf(local
, ccsindex
)) {
1796 dev_dbg(&link
->dev
, "ray_cs associate failed - ECF not ready for intr\n");
1797 writeb(CCS_BUFFER_FREE
, &(pccs
++)->buffer_status
);
1801 /*===========================================================================*/
1802 static void ray_update_multi_list(struct net_device
*dev
, int all
)
1805 struct ccs __iomem
*pccs
;
1806 ray_dev_t
*local
= netdev_priv(dev
);
1807 struct pcmcia_device
*link
= local
->finder
;
1808 void __iomem
*p
= local
->sram
+ HOST_TO_ECF_BASE
;
1810 if (!(pcmcia_dev_present(link
))) {
1811 dev_dbg(&link
->dev
, "ray_update_multi_list - device not present\n");
1814 dev_dbg(&link
->dev
, "ray_update_multi_list(%p)\n", dev
);
1815 if ((ccsindex
= get_free_ccs(local
)) < 0) {
1816 dev_dbg(&link
->dev
, "ray_update_multi - No free ccs\n");
1819 pccs
= ccs_base(local
) + ccsindex
;
1820 writeb(CCS_UPDATE_MULTICAST_LIST
, &pccs
->cmd
);
1823 writeb(0xff, &pccs
->var
);
1824 local
->num_multi
= 0xff;
1826 struct netdev_hw_addr
*ha
;
1829 /* Copy the kernel's list of MC addresses to card */
1830 netdev_for_each_mc_addr(ha
, dev
) {
1831 memcpy_toio(p
, ha
->addr
, ETH_ALEN
);
1833 "ray_update_multi add addr %02x%02x%02x%02x%02x%02x\n",
1834 ha
->addr
[0], ha
->addr
[1],
1835 ha
->addr
[2], ha
->addr
[3],
1836 ha
->addr
[4], ha
->addr
[5]);
1840 if (i
> 256 / ADDRLEN
)
1842 writeb((UCHAR
) i
, &pccs
->var
);
1843 dev_dbg(&link
->dev
, "ray_cs update_multi %d addresses in list\n", i
);
1844 /* Interrupt the firmware to process the command */
1845 local
->num_multi
= i
;
1847 if (interrupt_ecf(local
, ccsindex
)) {
1849 "ray_cs update_multi failed - ECF not ready for intr\n");
1850 writeb(CCS_BUFFER_FREE
, &(pccs
++)->buffer_status
);
1852 } /* end ray_update_multi_list */
1854 /*===========================================================================*/
1855 static void set_multicast_list(struct net_device
*dev
)
1857 ray_dev_t
*local
= netdev_priv(dev
);
1860 pr_debug("ray_cs set_multicast_list(%p)\n", dev
);
1862 if (dev
->flags
& IFF_PROMISC
) {
1863 if (local
->sparm
.b5
.a_promiscuous_mode
== 0) {
1864 pr_debug("ray_cs set_multicast_list promisc on\n");
1865 local
->sparm
.b5
.a_promiscuous_mode
= 1;
1867 ray_update_parm(dev
, OBJID_promiscuous_mode
,
1868 &promisc
, sizeof(promisc
));
1871 if (local
->sparm
.b5
.a_promiscuous_mode
== 1) {
1872 pr_debug("ray_cs set_multicast_list promisc off\n");
1873 local
->sparm
.b5
.a_promiscuous_mode
= 0;
1875 ray_update_parm(dev
, OBJID_promiscuous_mode
,
1876 &promisc
, sizeof(promisc
));
1880 if (dev
->flags
& IFF_ALLMULTI
)
1881 ray_update_multi_list(dev
, 1);
1883 if (local
->num_multi
!= netdev_mc_count(dev
))
1884 ray_update_multi_list(dev
, 0);
1886 } /* end set_multicast_list */
1888 /*=============================================================================
1889 * All routines below here are run at interrupt time.
1890 =============================================================================*/
1891 static irqreturn_t
ray_interrupt(int irq
, void *dev_id
)
1893 struct net_device
*dev
= (struct net_device
*)dev_id
;
1894 struct pcmcia_device
*link
;
1896 struct ccs __iomem
*pccs
;
1897 struct rcs __iomem
*prcs
;
1903 if (dev
== NULL
) /* Note that we want interrupts with dev->start == 0 */
1906 pr_debug("ray_cs: interrupt for *dev=%p\n", dev
);
1908 local
= netdev_priv(dev
);
1909 link
= (struct pcmcia_device
*)local
->finder
;
1910 if (!pcmcia_dev_present(link
)) {
1912 "ray_cs interrupt from device not present or suspended.\n");
1915 rcsindex
= readb(&((struct scb __iomem
*)(local
->sram
))->rcs_index
);
1917 if (rcsindex
>= (NUMBER_OF_CCS
+ NUMBER_OF_RCS
)) {
1918 dev_dbg(&link
->dev
, "ray_cs interrupt bad rcsindex = 0x%x\n", rcsindex
);
1919 clear_interrupt(local
);
1922 if (rcsindex
< NUMBER_OF_CCS
) { /* If it's a returned CCS */
1923 pccs
= ccs_base(local
) + rcsindex
;
1924 cmd
= readb(&pccs
->cmd
);
1925 status
= readb(&pccs
->buffer_status
);
1927 case CCS_DOWNLOAD_STARTUP_PARAMS
: /* Happens in firmware someday */
1928 del_timer(&local
->timer
);
1929 if (status
== CCS_COMMAND_COMPLETE
) {
1931 "ray_cs interrupt download_startup_parameters OK\n");
1934 "ray_cs interrupt download_startup_parameters fail\n");
1937 case CCS_UPDATE_PARAMS
:
1938 dev_dbg(&link
->dev
, "ray_cs interrupt update params done\n");
1939 if (status
!= CCS_COMMAND_COMPLETE
) {
1941 readb(&pccs
->var
.update_param
.
1944 "ray_cs interrupt update params failed - reason %d\n",
1948 case CCS_REPORT_PARAMS
:
1949 dev_dbg(&link
->dev
, "ray_cs interrupt report params done\n");
1951 case CCS_UPDATE_MULTICAST_LIST
: /* Note that this CCS isn't returned */
1953 "ray_cs interrupt CCS Update Multicast List done\n");
1955 case CCS_UPDATE_POWER_SAVINGS_MODE
:
1957 "ray_cs interrupt update power save mode done\n");
1959 case CCS_START_NETWORK
:
1960 case CCS_JOIN_NETWORK
:
1961 if (status
== CCS_COMMAND_COMPLETE
) {
1963 (&pccs
->var
.start_network
.net_initiated
) ==
1966 "ray_cs interrupt network \"%s\" started\n",
1967 local
->sparm
.b4
.a_current_ess_id
);
1970 "ray_cs interrupt network \"%s\" joined\n",
1971 local
->sparm
.b4
.a_current_ess_id
);
1973 memcpy_fromio(&local
->bss_id
,
1974 pccs
->var
.start_network
.bssid
,
1977 if (local
->fw_ver
== 0x55)
1978 local
->net_default_tx_rate
= 3;
1980 local
->net_default_tx_rate
=
1981 readb(&pccs
->var
.start_network
.
1982 net_default_tx_rate
);
1984 readb(&pccs
->var
.start_network
.encryption
);
1985 if (!sniffer
&& (local
->net_type
== INFRA
)
1986 && !(local
->sparm
.b4
.a_acting_as_ap_status
)) {
1987 authenticate(local
);
1989 local
->card_status
= CARD_ACQ_COMPLETE
;
1991 local
->card_status
= CARD_ACQ_FAILED
;
1993 del_timer(&local
->timer
);
1994 local
->timer
.expires
= jiffies
+ HZ
* 5;
1995 local
->timer
.data
= (long)local
;
1996 if (status
== CCS_START_NETWORK
) {
1998 "ray_cs interrupt network \"%s\" start failed\n",
1999 local
->sparm
.b4
.a_current_ess_id
);
2000 local
->timer
.function
= &start_net
;
2003 "ray_cs interrupt network \"%s\" join failed\n",
2004 local
->sparm
.b4
.a_current_ess_id
);
2005 local
->timer
.function
= &join_net
;
2007 add_timer(&local
->timer
);
2010 case CCS_START_ASSOCIATION
:
2011 if (status
== CCS_COMMAND_COMPLETE
) {
2012 local
->card_status
= CARD_ASSOC_COMPLETE
;
2013 dev_dbg(&link
->dev
, "ray_cs association successful\n");
2015 dev_dbg(&link
->dev
, "ray_cs association failed,\n");
2016 local
->card_status
= CARD_ASSOC_FAILED
;
2017 join_net((u_long
) local
);
2020 case CCS_TX_REQUEST
:
2021 if (status
== CCS_COMMAND_COMPLETE
) {
2023 "ray_cs interrupt tx request complete\n");
2026 "ray_cs interrupt tx request failed\n");
2029 netif_start_queue(dev
);
2030 netif_wake_queue(dev
);
2032 case CCS_TEST_MEMORY
:
2033 dev_dbg(&link
->dev
, "ray_cs interrupt mem test done\n");
2037 "ray_cs interrupt Unexpected CCS returned - Shutdown\n");
2039 case CCS_DUMP_MEMORY
:
2040 dev_dbg(&link
->dev
, "ray_cs interrupt dump memory done\n");
2042 case CCS_START_TIMER
:
2044 "ray_cs interrupt DING - raylink timer expired\n");
2048 "ray_cs interrupt Unexpected CCS 0x%x returned 0x%x\n",
2051 writeb(CCS_BUFFER_FREE
, &pccs
->buffer_status
);
2052 } else { /* It's an RCS */
2054 prcs
= rcs_base(local
) + rcsindex
;
2056 switch (readb(&prcs
->interrupt_id
)) {
2057 case PROCESS_RX_PACKET
:
2058 ray_rx(dev
, local
, prcs
);
2060 case REJOIN_NET_COMPLETE
:
2061 dev_dbg(&link
->dev
, "ray_cs interrupt rejoin net complete\n");
2062 local
->card_status
= CARD_ACQ_COMPLETE
;
2063 /* do we need to clear tx buffers CCS's? */
2064 if (local
->sparm
.b4
.a_network_type
== ADHOC
) {
2066 netif_start_queue(dev
);
2068 memcpy_fromio(&local
->bss_id
,
2069 prcs
->var
.rejoin_net_complete
.
2072 "ray_cs new BSSID = %02x%02x%02x%02x%02x%02x\n",
2073 local
->bss_id
[0], local
->bss_id
[1],
2074 local
->bss_id
[2], local
->bss_id
[3],
2075 local
->bss_id
[4], local
->bss_id
[5]);
2077 authenticate(local
);
2080 case ROAMING_INITIATED
:
2081 dev_dbg(&link
->dev
, "ray_cs interrupt roaming initiated\n");
2082 netif_stop_queue(dev
);
2083 local
->card_status
= CARD_DOING_ACQ
;
2085 case JAPAN_CALL_SIGN_RXD
:
2086 dev_dbg(&link
->dev
, "ray_cs interrupt japan call sign rx\n");
2090 "ray_cs Unexpected interrupt for RCS 0x%x cmd = 0x%x\n",
2092 (unsigned int)readb(&prcs
->interrupt_id
));
2095 writeb(CCS_BUFFER_FREE
, &prcs
->buffer_status
);
2097 clear_interrupt(local
);
2099 } /* ray_interrupt */
2101 /*===========================================================================*/
2102 static void ray_rx(struct net_device
*dev
, ray_dev_t
*local
,
2103 struct rcs __iomem
*prcs
)
2106 unsigned int pkt_addr
;
2108 pr_debug("ray_rx process rx packet\n");
2110 /* Calculate address of packet within Rx buffer */
2111 pkt_addr
= ((readb(&prcs
->var
.rx_packet
.rx_data_ptr
[0]) << 8)
2112 + readb(&prcs
->var
.rx_packet
.rx_data_ptr
[1])) & RX_BUFF_END
;
2113 /* Length of first packet fragment */
2114 rx_len
= (readb(&prcs
->var
.rx_packet
.rx_data_length
[0]) << 8)
2115 + readb(&prcs
->var
.rx_packet
.rx_data_length
[1]);
2117 local
->last_rsl
= readb(&prcs
->var
.rx_packet
.rx_sig_lev
);
2118 pmsg
= local
->rmem
+ pkt_addr
;
2119 switch (readb(pmsg
)) {
2121 pr_debug("ray_rx data type\n");
2122 rx_data(dev
, prcs
, pkt_addr
, rx_len
);
2124 case AUTHENTIC_TYPE
:
2125 pr_debug("ray_rx authentic type\n");
2127 rx_data(dev
, prcs
, pkt_addr
, rx_len
);
2129 rx_authenticate(local
, prcs
, pkt_addr
, rx_len
);
2131 case DEAUTHENTIC_TYPE
:
2132 pr_debug("ray_rx deauth type\n");
2134 rx_data(dev
, prcs
, pkt_addr
, rx_len
);
2136 rx_deauthenticate(local
, prcs
, pkt_addr
, rx_len
);
2139 pr_debug("ray_cs rx NULL msg\n");
2142 pr_debug("ray_rx beacon type\n");
2144 rx_data(dev
, prcs
, pkt_addr
, rx_len
);
2146 copy_from_rx_buff(local
, (UCHAR
*) &local
->last_bcn
, pkt_addr
,
2147 rx_len
< sizeof(struct beacon_rx
) ?
2148 rx_len
: sizeof(struct beacon_rx
));
2150 local
->beacon_rxed
= 1;
2151 /* Get the statistics so the card counters never overflow */
2155 pr_debug("ray_cs unknown pkt type %2x\n",
2156 (unsigned int)readb(pmsg
));
2162 /*===========================================================================*/
2163 static void rx_data(struct net_device
*dev
, struct rcs __iomem
*prcs
,
2164 unsigned int pkt_addr
, int rx_len
)
2166 struct sk_buff
*skb
= NULL
;
2167 struct rcs __iomem
*prcslink
= prcs
;
2168 ray_dev_t
*local
= netdev_priv(dev
);
2173 int siglev
= local
->last_rsl
;
2174 u_char linksrcaddr
[ETH_ALEN
]; /* Other end of the wireless link */
2179 /* TBD length needs fixing for translated header */
2180 if (rx_len
< (ETH_HLEN
+ RX_MAC_HEADER_LENGTH
) ||
2182 (dev
->mtu
+ RX_MAC_HEADER_LENGTH
+ ETH_HLEN
+
2185 "ray_cs invalid packet length %d received\n",
2189 } else { /* encapsulated ethernet */
2191 if (rx_len
< (ETH_HLEN
+ RX_MAC_HEADER_LENGTH
) ||
2193 (dev
->mtu
+ RX_MAC_HEADER_LENGTH
+ ETH_HLEN
+
2196 "ray_cs invalid packet length %d received\n",
2202 pr_debug("ray_cs rx_data packet\n");
2203 /* If fragmented packet, verify sizes of fragments add up */
2204 if (readb(&prcs
->var
.rx_packet
.next_frag_rcs_index
) != 0xFF) {
2205 pr_debug("ray_cs rx'ed fragment\n");
2206 tmp
= (readb(&prcs
->var
.rx_packet
.totalpacketlength
[0]) << 8)
2207 + readb(&prcs
->var
.rx_packet
.totalpacketlength
[1]);
2212 (readb(&prcslink
->var
.rx_packet
.rx_data_length
[0])
2214 + readb(&prcslink
->var
.rx_packet
.rx_data_length
[1]);
2215 if (readb(&prcslink
->var
.rx_packet
.next_frag_rcs_index
)
2218 prcslink
= rcs_base(local
)
2219 + readb(&prcslink
->link_field
);
2224 "ray_cs rx_data fragment lengths don't add up\n");
2225 local
->stats
.rx_dropped
++;
2226 release_frag_chain(local
, prcs
);
2229 } else { /* Single unfragmented packet */
2233 skb
= dev_alloc_skb(total_len
+ 5);
2235 pr_debug("ray_cs rx_data could not allocate skb\n");
2236 local
->stats
.rx_dropped
++;
2237 if (readb(&prcs
->var
.rx_packet
.next_frag_rcs_index
) != 0xFF)
2238 release_frag_chain(local
, prcs
);
2241 skb_reserve(skb
, 2); /* Align IP on 16 byte (TBD check this) */
2243 pr_debug("ray_cs rx_data total_len = %x, rx_len = %x\n", total_len
,
2246 /************************/
2247 /* Reserve enough room for the whole damn packet. */
2248 rx_ptr
= skb_put(skb
, total_len
);
2249 /* Copy the whole packet to sk_buff */
2251 copy_from_rx_buff(local
, rx_ptr
, pkt_addr
& RX_BUFF_END
, rx_len
);
2252 /* Get source address */
2254 skb_copy_from_linear_data_offset(skb
,
2255 offsetof(struct mac_header
, addr_2
),
2256 linksrcaddr
, ETH_ALEN
);
2258 /* Now, deal with encapsulation/translation/sniffer */
2261 /* Encapsulated ethernet, so just lop off 802.11 MAC header */
2262 /* TBD reserve skb_reserve( skb, RX_MAC_HEADER_LENGTH); */
2263 skb_pull(skb
, RX_MAC_HEADER_LENGTH
);
2265 /* Do translation */
2266 untranslate(local
, skb
, total_len
);
2268 } else { /* sniffer mode, so just pass whole packet */
2271 /************************/
2272 /* Now pick up the rest of the fragments if any */
2274 if (readb(&prcs
->var
.rx_packet
.next_frag_rcs_index
) != 0xFF) {
2276 pr_debug("ray_cs rx_data in fragment loop\n");
2278 prcslink
= rcs_base(local
)
2280 readb(&prcslink
->var
.rx_packet
.next_frag_rcs_index
);
2282 ((readb(&prcslink
->var
.rx_packet
.rx_data_length
[0])
2285 readb(&prcslink
->var
.rx_packet
.rx_data_length
[1]))
2288 ((readb(&prcslink
->var
.rx_packet
.rx_data_ptr
[0]) <<
2290 + readb(&prcslink
->var
.rx_packet
.rx_data_ptr
[1]))
2294 copy_from_rx_buff(local
, rx_ptr
, pkt_addr
, rx_len
);
2297 readb(&prcslink
->var
.rx_packet
.next_frag_rcs_index
) !=
2299 release_frag_chain(local
, prcs
);
2302 skb
->protocol
= eth_type_trans(skb
, dev
);
2304 local
->stats
.rx_packets
++;
2305 local
->stats
.rx_bytes
+= total_len
;
2307 /* Gather signal strength per address */
2309 /* For the Access Point or the node having started the ad-hoc net
2310 * note : ad-hoc work only in some specific configurations, but we
2311 * kludge in ray_get_wireless_stats... */
2312 if (!memcmp(linksrcaddr
, local
->bss_id
, ETH_ALEN
)) {
2313 /* Update statistics */
2314 /*local->wstats.qual.qual = none ? */
2315 local
->wstats
.qual
.level
= siglev
;
2316 /*local->wstats.qual.noise = none ? */
2317 local
->wstats
.qual
.updated
= 0x2;
2319 /* Now, update the spy stuff */
2321 struct iw_quality wstats
;
2322 wstats
.level
= siglev
;
2323 /* wstats.noise = none ? */
2324 /* wstats.qual = none ? */
2325 wstats
.updated
= 0x2;
2326 /* Update spy records */
2327 wireless_spy_update(dev
, linksrcaddr
, &wstats
);
2329 #endif /* WIRELESS_SPY */
2332 /*===========================================================================*/
2333 static void untranslate(ray_dev_t
*local
, struct sk_buff
*skb
, int len
)
2335 snaphdr_t
*psnap
= (snaphdr_t
*) (skb
->data
+ RX_MAC_HEADER_LENGTH
);
2336 struct ieee80211_hdr
*pmac
= (struct ieee80211_hdr
*)skb
->data
;
2337 __be16 type
= *(__be16
*) psnap
->ethertype
;
2339 struct ethhdr
*peth
;
2340 UCHAR srcaddr
[ADDRLEN
];
2341 UCHAR destaddr
[ADDRLEN
];
2342 static UCHAR org_bridge
[3] = { 0, 0, 0xf8 };
2343 static UCHAR org_1042
[3] = { 0, 0, 0 };
2345 memcpy(destaddr
, ieee80211_get_DA(pmac
), ADDRLEN
);
2346 memcpy(srcaddr
, ieee80211_get_SA(pmac
), ADDRLEN
);
2350 print_hex_dump(KERN_DEBUG
, "skb->data before untranslate: ",
2351 DUMP_PREFIX_NONE
, 16, 1,
2352 skb
->data
, 64, true);
2354 "type = %08x, xsap = %02x%02x%02x, org = %02x02x02x\n",
2355 ntohs(type
), psnap
->dsap
, psnap
->ssap
, psnap
->ctrl
,
2356 psnap
->org
[0], psnap
->org
[1], psnap
->org
[2]);
2357 printk(KERN_DEBUG
"untranslate skb->data = %p\n", skb
->data
);
2361 if (psnap
->dsap
!= 0xaa || psnap
->ssap
!= 0xaa || psnap
->ctrl
!= 3) {
2362 /* not a snap type so leave it alone */
2363 pr_debug("ray_cs untranslate NOT SNAP %02x %02x %02x\n",
2364 psnap
->dsap
, psnap
->ssap
, psnap
->ctrl
);
2366 delta
= RX_MAC_HEADER_LENGTH
- ETH_HLEN
;
2367 peth
= (struct ethhdr
*)(skb
->data
+ delta
);
2368 peth
->h_proto
= htons(len
- RX_MAC_HEADER_LENGTH
);
2369 } else { /* Its a SNAP */
2370 if (memcmp(psnap
->org
, org_bridge
, 3) == 0) {
2371 /* EtherII and nuke the LLC */
2372 pr_debug("ray_cs untranslate Bridge encap\n");
2373 delta
= RX_MAC_HEADER_LENGTH
2374 + sizeof(struct snaphdr_t
) - ETH_HLEN
;
2375 peth
= (struct ethhdr
*)(skb
->data
+ delta
);
2376 peth
->h_proto
= type
;
2377 } else if (memcmp(psnap
->org
, org_1042
, 3) == 0) {
2378 switch (ntohs(type
)) {
2381 pr_debug("ray_cs untranslate RFC IPX/AARP\n");
2382 delta
= RX_MAC_HEADER_LENGTH
- ETH_HLEN
;
2383 peth
= (struct ethhdr
*)(skb
->data
+ delta
);
2385 htons(len
- RX_MAC_HEADER_LENGTH
);
2388 pr_debug("ray_cs untranslate RFC default\n");
2389 delta
= RX_MAC_HEADER_LENGTH
+
2390 sizeof(struct snaphdr_t
) - ETH_HLEN
;
2391 peth
= (struct ethhdr
*)(skb
->data
+ delta
);
2392 peth
->h_proto
= type
;
2396 printk("ray_cs untranslate very confused by packet\n");
2397 delta
= RX_MAC_HEADER_LENGTH
- ETH_HLEN
;
2398 peth
= (struct ethhdr
*)(skb
->data
+ delta
);
2399 peth
->h_proto
= type
;
2402 /* TBD reserve skb_reserve(skb, delta); */
2403 skb_pull(skb
, delta
);
2404 pr_debug("untranslate after skb_pull(%d), skb->data = %p\n", delta
,
2406 memcpy(peth
->h_dest
, destaddr
, ADDRLEN
);
2407 memcpy(peth
->h_source
, srcaddr
, ADDRLEN
);
2411 printk(KERN_DEBUG
"skb->data after untranslate:");
2412 for (i
= 0; i
< 64; i
++)
2413 printk("%02x ", skb
->data
[i
]);
2417 } /* end untranslate */
2419 /*===========================================================================*/
2420 /* Copy data from circular receive buffer to PC memory.
2421 * dest = destination address in PC memory
2422 * pkt_addr = source address in receive buffer
2423 * len = length of packet to copy
2425 static int copy_from_rx_buff(ray_dev_t
*local
, UCHAR
*dest
, int pkt_addr
,
2428 int wrap_bytes
= (pkt_addr
+ length
) - (RX_BUFF_END
+ 1);
2429 if (wrap_bytes
<= 0) {
2430 memcpy_fromio(dest
, local
->rmem
+ pkt_addr
, length
);
2431 } else { /* Packet wrapped in circular buffer */
2433 memcpy_fromio(dest
, local
->rmem
+ pkt_addr
,
2434 length
- wrap_bytes
);
2435 memcpy_fromio(dest
+ length
- wrap_bytes
, local
->rmem
,
2441 /*===========================================================================*/
2442 static void release_frag_chain(ray_dev_t
*local
, struct rcs __iomem
*prcs
)
2444 struct rcs __iomem
*prcslink
= prcs
;
2446 unsigned rcsindex
= readb(&prcs
->var
.rx_packet
.next_frag_rcs_index
);
2449 writeb(CCS_BUFFER_FREE
, &prcslink
->buffer_status
);
2450 if (rcsindex
>= (NUMBER_OF_CCS
+ NUMBER_OF_RCS
)) {
2451 pr_debug("ray_cs interrupt bad rcsindex = 0x%x\n",
2455 prcslink
= rcs_base(local
) + rcsindex
;
2456 rcsindex
= readb(&prcslink
->var
.rx_packet
.next_frag_rcs_index
);
2458 writeb(CCS_BUFFER_FREE
, &prcslink
->buffer_status
);
2461 /*===========================================================================*/
2462 static void authenticate(ray_dev_t
*local
)
2464 struct pcmcia_device
*link
= local
->finder
;
2465 dev_dbg(&link
->dev
, "ray_cs Starting authentication.\n");
2466 if (!(pcmcia_dev_present(link
))) {
2467 dev_dbg(&link
->dev
, "ray_cs authenticate - device not present\n");
2471 del_timer(&local
->timer
);
2472 if (build_auth_frame(local
, local
->bss_id
, OPEN_AUTH_REQUEST
)) {
2473 local
->timer
.function
= &join_net
;
2475 local
->timer
.function
= &authenticate_timeout
;
2477 local
->timer
.expires
= jiffies
+ HZ
* 2;
2478 local
->timer
.data
= (long)local
;
2479 add_timer(&local
->timer
);
2480 local
->authentication_state
= AWAITING_RESPONSE
;
2481 } /* end authenticate */
2483 /*===========================================================================*/
2484 static void rx_authenticate(ray_dev_t
*local
, struct rcs __iomem
*prcs
,
2485 unsigned int pkt_addr
, int rx_len
)
2488 struct rx_msg
*msg
= (struct rx_msg
*)buff
;
2490 del_timer(&local
->timer
);
2492 copy_from_rx_buff(local
, buff
, pkt_addr
, rx_len
& 0xff);
2493 /* if we are trying to get authenticated */
2494 if (local
->sparm
.b4
.a_network_type
== ADHOC
) {
2495 pr_debug("ray_cs rx_auth var= %02x %02x %02x %02x %02x %02x\n",
2496 msg
->var
[0], msg
->var
[1], msg
->var
[2], msg
->var
[3],
2497 msg
->var
[4], msg
->var
[5]);
2498 if (msg
->var
[2] == 1) {
2499 pr_debug("ray_cs Sending authentication response.\n");
2500 if (!build_auth_frame
2501 (local
, msg
->mac
.addr_2
, OPEN_AUTH_RESPONSE
)) {
2502 local
->authentication_state
= NEED_TO_AUTH
;
2503 memcpy(local
->auth_id
, msg
->mac
.addr_2
,
2507 } else { /* Infrastructure network */
2509 if (local
->authentication_state
== AWAITING_RESPONSE
) {
2510 /* Verify authentication sequence #2 and success */
2511 if (msg
->var
[2] == 2) {
2512 if ((msg
->var
[3] | msg
->var
[4]) == 0) {
2513 pr_debug("Authentication successful\n");
2514 local
->card_status
= CARD_AUTH_COMPLETE
;
2516 local
->authentication_state
=
2519 pr_debug("Authentication refused\n");
2520 local
->card_status
= CARD_AUTH_REFUSED
;
2521 join_net((u_long
) local
);
2522 local
->authentication_state
=
2529 } /* end rx_authenticate */
2531 /*===========================================================================*/
2532 static void associate(ray_dev_t
*local
)
2534 struct ccs __iomem
*pccs
;
2535 struct pcmcia_device
*link
= local
->finder
;
2536 struct net_device
*dev
= link
->priv
;
2538 if (!(pcmcia_dev_present(link
))) {
2539 dev_dbg(&link
->dev
, "ray_cs associate - device not present\n");
2542 /* If no tx buffers available, return */
2543 if ((ccsindex
= get_free_ccs(local
)) < 0) {
2544 /* TBD should never be here but... what if we are? */
2545 dev_dbg(&link
->dev
, "ray_cs associate - No free ccs\n");
2548 dev_dbg(&link
->dev
, "ray_cs Starting association with access point\n");
2549 pccs
= ccs_base(local
) + ccsindex
;
2550 /* fill in the CCS */
2551 writeb(CCS_START_ASSOCIATION
, &pccs
->cmd
);
2552 /* Interrupt the firmware to process the command */
2553 if (interrupt_ecf(local
, ccsindex
)) {
2554 dev_dbg(&link
->dev
, "ray_cs associate failed - ECF not ready for intr\n");
2555 writeb(CCS_BUFFER_FREE
, &(pccs
++)->buffer_status
);
2557 del_timer(&local
->timer
);
2558 local
->timer
.expires
= jiffies
+ HZ
* 2;
2559 local
->timer
.data
= (long)local
;
2560 local
->timer
.function
= &join_net
;
2561 add_timer(&local
->timer
);
2562 local
->card_status
= CARD_ASSOC_FAILED
;
2566 netif_start_queue(dev
);
2568 } /* end associate */
2570 /*===========================================================================*/
2571 static void rx_deauthenticate(ray_dev_t
*local
, struct rcs __iomem
*prcs
,
2572 unsigned int pkt_addr
, int rx_len
)
2575 struct rx_msg *msg = (struct rx_msg *)buff;
2577 pr_debug("Deauthentication frame received\n");
2578 local
->authentication_state
= UNAUTHENTICATED
;
2579 /* Need to reauthenticate or rejoin depending on reason code */
2580 /* copy_from_rx_buff(local, buff, pkt_addr, rx_len & 0xff);
2584 /*===========================================================================*/
2585 static void clear_interrupt(ray_dev_t
*local
)
2587 writeb(0, local
->amem
+ CIS_OFFSET
+ HCS_INTR_OFFSET
);
2590 /*===========================================================================*/
2591 #ifdef CONFIG_PROC_FS
2592 #define MAXDATA (PAGE_SIZE - 80)
2594 static char *card_status
[] = {
2595 "Card inserted - uninitialized", /* 0 */
2596 "Card not downloaded", /* 1 */
2597 "Waiting for download parameters", /* 2 */
2598 "Card doing acquisition", /* 3 */
2599 "Acquisition complete", /* 4 */
2600 "Authentication complete", /* 5 */
2601 "Association complete", /* 6 */
2602 "???", "???", "???", "???", /* 7 8 9 10 undefined */
2603 "Card init error", /* 11 */
2604 "Download parameters error", /* 12 */
2606 "Acquisition failed", /* 14 */
2607 "Authentication refused", /* 15 */
2608 "Association failed" /* 16 */
2611 static char *nettype
[] = { "Adhoc", "Infra " };
2612 static char *framing
[] = { "Encapsulation", "Translation" }
2615 /*===========================================================================*/
2616 static int ray_cs_proc_show(struct seq_file
*m
, void *v
)
2618 /* Print current values which are not available via other means
2622 struct pcmcia_device
*link
;
2623 struct net_device
*dev
;
2626 struct freq_hop_element
*pfh
;
2632 dev
= (struct net_device
*)link
->priv
;
2635 local
= netdev_priv(dev
);
2639 seq_puts(m
, "Raylink Wireless LAN driver status\n");
2640 seq_printf(m
, "%s\n", rcsid
);
2641 /* build 4 does not report version, and field is 0x55 after memtest */
2642 seq_puts(m
, "Firmware version = ");
2643 if (local
->fw_ver
== 0x55)
2644 seq_puts(m
, "4 - Use dump_cis for more details\n");
2646 seq_printf(m
, "%2d.%02d.%02d\n",
2647 local
->fw_ver
, local
->fw_bld
, local
->fw_var
);
2649 for (i
= 0; i
< 32; i
++)
2650 c
[i
] = local
->sparm
.b5
.a_current_ess_id
[i
];
2652 seq_printf(m
, "%s network ESSID = \"%s\"\n",
2653 nettype
[local
->sparm
.b5
.a_network_type
], c
);
2656 seq_printf(m
, "BSSID = %pM\n", p
);
2658 seq_printf(m
, "Country code = %d\n",
2659 local
->sparm
.b5
.a_curr_country_code
);
2661 i
= local
->card_status
;
2666 seq_printf(m
, "Card status = %s\n", card_status
[i
]);
2668 seq_printf(m
, "Framing mode = %s\n", framing
[translate
]);
2670 seq_printf(m
, "Last pkt signal lvl = %d\n", local
->last_rsl
);
2672 if (local
->beacon_rxed
) {
2673 /* Pull some fields out of last beacon received */
2674 seq_printf(m
, "Beacon Interval = %d Kus\n",
2675 local
->last_bcn
.beacon_intvl
[0]
2676 + 256 * local
->last_bcn
.beacon_intvl
[1]);
2678 p
= local
->last_bcn
.elements
;
2679 if (p
[0] == C_ESSID_ELEMENT_ID
)
2683 "Parse beacon failed at essid element id = %d\n",
2688 if (p
[0] == C_SUPPORTED_RATES_ELEMENT_ID
) {
2689 seq_puts(m
, "Supported rate codes = ");
2690 for (i
= 2; i
< p
[1] + 2; i
++)
2691 seq_printf(m
, "0x%02x ", p
[i
]);
2695 seq_puts(m
, "Parse beacon failed at rates element\n");
2699 if (p
[0] == C_FH_PARAM_SET_ELEMENT_ID
) {
2700 pfh
= (struct freq_hop_element
*)p
;
2701 seq_printf(m
, "Hop dwell = %d Kus\n",
2702 pfh
->dwell_time
[0] +
2703 256 * pfh
->dwell_time
[1]);
2704 seq_printf(m
, "Hop set = %d\n",
2706 seq_printf(m
, "Hop pattern = %d\n",
2708 seq_printf(m
, "Hop index = %d\n",
2713 "Parse beacon failed at FH param element\n");
2717 seq_puts(m
, "No beacons received\n");
2722 static int ray_cs_proc_open(struct inode
*inode
, struct file
*file
)
2724 return single_open(file
, ray_cs_proc_show
, NULL
);
2727 static const struct file_operations ray_cs_proc_fops
= {
2728 .owner
= THIS_MODULE
,
2729 .open
= ray_cs_proc_open
,
2731 .llseek
= seq_lseek
,
2732 .release
= single_release
,
2735 /*===========================================================================*/
2736 static int build_auth_frame(ray_dev_t
*local
, UCHAR
*dest
, int auth_type
)
2739 struct ccs __iomem
*pccs
;
2740 struct tx_msg __iomem
*ptx
;
2743 /* If no tx buffers available, return */
2744 if ((ccsindex
= get_free_tx_ccs(local
)) < 0) {
2745 pr_debug("ray_cs send authenticate - No free tx ccs\n");
2749 pccs
= ccs_base(local
) + ccsindex
;
2751 /* Address in card space */
2752 addr
= TX_BUF_BASE
+ (ccsindex
<< 11);
2753 /* fill in the CCS */
2754 writeb(CCS_TX_REQUEST
, &pccs
->cmd
);
2755 writeb(addr
>> 8, pccs
->var
.tx_request
.tx_data_ptr
);
2756 writeb(0x20, pccs
->var
.tx_request
.tx_data_ptr
+ 1);
2757 writeb(TX_AUTHENTICATE_LENGTH_MSB
, pccs
->var
.tx_request
.tx_data_length
);
2758 writeb(TX_AUTHENTICATE_LENGTH_LSB
,
2759 pccs
->var
.tx_request
.tx_data_length
+ 1);
2760 writeb(0, &pccs
->var
.tx_request
.pow_sav_mode
);
2762 ptx
= local
->sram
+ addr
;
2763 /* fill in the mac header */
2764 writeb(PROTOCOL_VER
| AUTHENTIC_TYPE
, &ptx
->mac
.frame_ctl_1
);
2765 writeb(0, &ptx
->mac
.frame_ctl_2
);
2767 memcpy_toio(ptx
->mac
.addr_1
, dest
, ADDRLEN
);
2768 memcpy_toio(ptx
->mac
.addr_2
, local
->sparm
.b4
.a_mac_addr
, ADDRLEN
);
2769 memcpy_toio(ptx
->mac
.addr_3
, local
->bss_id
, ADDRLEN
);
2771 /* Fill in msg body with protocol 00 00, sequence 01 00 ,status 00 00 */
2772 memset_io(ptx
->var
, 0, 6);
2773 writeb(auth_type
& 0xff, ptx
->var
+ 2);
2775 /* Interrupt the firmware to process the command */
2776 if (interrupt_ecf(local
, ccsindex
)) {
2778 "ray_cs send authentication request failed - ECF not ready for intr\n");
2779 writeb(CCS_BUFFER_FREE
, &(pccs
++)->buffer_status
);
2783 } /* End build_auth_frame */
2785 /*===========================================================================*/
2786 #ifdef CONFIG_PROC_FS
2787 static ssize_t
ray_cs_essid_proc_write(struct file
*file
,
2788 const char __user
*buffer
, size_t count
, loff_t
*pos
)
2790 static char proc_essid
[33];
2791 unsigned int len
= count
;
2795 memset(proc_essid
, 0, 33);
2796 if (copy_from_user(proc_essid
, buffer
, len
))
2802 static const struct file_operations ray_cs_essid_proc_fops
= {
2803 .owner
= THIS_MODULE
,
2804 .write
= ray_cs_essid_proc_write
,
2807 static ssize_t
int_proc_write(struct file
*file
, const char __user
*buffer
,
2808 size_t count
, loff_t
*pos
)
2810 static char proc_number
[10];
2819 if (copy_from_user(proc_number
, buffer
, count
))
2825 unsigned int c
= *p
- '0';
2831 *(int *)PDE(file
->f_path
.dentry
->d_inode
)->data
= nr
;
2835 static const struct file_operations int_proc_fops
= {
2836 .owner
= THIS_MODULE
,
2837 .write
= int_proc_write
,
2841 static struct pcmcia_device_id ray_ids
[] = {
2842 PCMCIA_DEVICE_MANF_CARD(0x01a6, 0x0000),
2846 MODULE_DEVICE_TABLE(pcmcia
, ray_ids
);
2848 static struct pcmcia_driver ray_driver
= {
2849 .owner
= THIS_MODULE
,
2854 .remove
= ray_detach
,
2855 .id_table
= ray_ids
,
2856 .suspend
= ray_suspend
,
2857 .resume
= ray_resume
,
2860 static int __init
init_ray_cs(void)
2864 pr_debug("%s\n", rcsid
);
2865 rc
= pcmcia_register_driver(&ray_driver
);
2866 pr_debug("raylink init_module register_pcmcia_driver returns 0x%x\n",
2869 #ifdef CONFIG_PROC_FS
2870 proc_mkdir("driver/ray_cs", NULL
);
2872 proc_create("driver/ray_cs/ray_cs", 0, NULL
, &ray_cs_proc_fops
);
2873 proc_create("driver/ray_cs/essid", S_IWUSR
, NULL
, &ray_cs_essid_proc_fops
);
2874 proc_create_data("driver/ray_cs/net_type", S_IWUSR
, NULL
, &int_proc_fops
, &net_type
);
2875 proc_create_data("driver/ray_cs/translate", S_IWUSR
, NULL
, &int_proc_fops
, &translate
);
2882 /*===========================================================================*/
2884 static void __exit
exit_ray_cs(void)
2886 pr_debug("ray_cs: cleanup_module\n");
2888 #ifdef CONFIG_PROC_FS
2889 remove_proc_entry("driver/ray_cs/ray_cs", NULL
);
2890 remove_proc_entry("driver/ray_cs/essid", NULL
);
2891 remove_proc_entry("driver/ray_cs/net_type", NULL
);
2892 remove_proc_entry("driver/ray_cs/translate", NULL
);
2893 remove_proc_entry("driver/ray_cs", NULL
);
2896 pcmcia_unregister_driver(&ray_driver
);
2899 module_init(init_ray_cs
);
2900 module_exit(exit_ray_cs
);
2902 /*===========================================================================*/