1 /*=============================================================================
3 * A PCMCIA client driver for the Raylink wireless LAN card.
4 * The starting point for this module was the skeleton.c in the
5 * PCMCIA 2.9.12 package written by David Hinds, dahinds@users.sourceforge.net
8 * Copyright (c) 1998 Corey Thomas (corey@world.std.com)
10 * This driver is free software; you can redistribute it and/or modify
11 * it under the terms of version 2 only of the GNU General Public License as
12 * published by the Free Software Foundation.
14 * It is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
24 * Arnaldo Carvalho de Melo <acme@conectiva.com.br> - 08/08/2000
25 * - reorganize kmallocs in ray_attach, checking all for failure
26 * and releasing the previous allocations if one fails
28 * Daniele Bellucci <bellucda@tiscali.it> - 07/10/2003
29 * - Audit copy_to_user in ioctl(SIOCGIWESSID)
31 =============================================================================*/
33 #include <linux/module.h>
34 #include <linux/kernel.h>
35 #include <linux/proc_fs.h>
36 #include <linux/ptrace.h>
37 #include <linux/seq_file.h>
38 #include <linux/slab.h>
39 #include <linux/string.h>
40 #include <linux/timer.h>
41 #include <linux/init.h>
42 #include <linux/netdevice.h>
43 #include <linux/etherdevice.h>
44 #include <linux/if_arp.h>
45 #include <linux/ioport.h>
46 #include <linux/skbuff.h>
47 #include <linux/ethtool.h>
48 #include <linux/ieee80211.h>
50 #include <pcmcia/cs_types.h>
51 #include <pcmcia/cs.h>
52 #include <pcmcia/cistpl.h>
53 #include <pcmcia/cisreg.h>
54 #include <pcmcia/ds.h>
55 #include <pcmcia/mem_op.h>
57 #include <linux/wireless.h>
58 #include <net/iw_handler.h>
61 #include <asm/system.h>
62 #include <asm/byteorder.h>
63 #include <asm/uaccess.h>
65 /* Warning : these stuff will slow down the driver... */
66 #define WIRELESS_SPY /* Enable spying addresses */
67 /* Definitions we need for spy */
68 typedef struct iw_statistics iw_stats
;
69 typedef u_char mac_addr
[ETH_ALEN
]; /* Hardware address */
75 /** Prototypes based on PCMCIA skeleton driver *******************************/
76 static int ray_config(struct pcmcia_device
*link
);
77 static void ray_release(struct pcmcia_device
*link
);
78 static void ray_detach(struct pcmcia_device
*p_dev
);
80 /***** Prototypes indicated by device structure ******************************/
81 static int ray_dev_close(struct net_device
*dev
);
82 static int ray_dev_config(struct net_device
*dev
, struct ifmap
*map
);
83 static struct net_device_stats
*ray_get_stats(struct net_device
*dev
);
84 static int ray_dev_init(struct net_device
*dev
);
86 static const struct ethtool_ops netdev_ethtool_ops
;
88 static int ray_open(struct net_device
*dev
);
89 static netdev_tx_t
ray_dev_start_xmit(struct sk_buff
*skb
,
90 struct net_device
*dev
);
91 static void set_multicast_list(struct net_device
*dev
);
92 static void ray_update_multi_list(struct net_device
*dev
, int all
);
93 static int translate_frame(ray_dev_t
*local
, struct tx_msg __iomem
*ptx
,
94 unsigned char *data
, int len
);
95 static void ray_build_header(ray_dev_t
*local
, struct tx_msg __iomem
*ptx
,
96 UCHAR msg_type
, unsigned char *data
);
97 static void untranslate(ray_dev_t
*local
, struct sk_buff
*skb
, int len
);
98 static iw_stats
*ray_get_wireless_stats(struct net_device
*dev
);
99 static const struct iw_handler_def ray_handler_def
;
101 /***** Prototypes for raylink functions **************************************/
102 static int asc_to_int(char a
);
103 static void authenticate(ray_dev_t
*local
);
104 static int build_auth_frame(ray_dev_t
*local
, UCHAR
*dest
, int auth_type
);
105 static void authenticate_timeout(u_long
);
106 static int get_free_ccs(ray_dev_t
*local
);
107 static int get_free_tx_ccs(ray_dev_t
*local
);
108 static void init_startup_params(ray_dev_t
*local
);
109 static int parse_addr(char *in_str
, UCHAR
*out
);
110 static int ray_hw_xmit(unsigned char *data
, int len
, struct net_device
*dev
, UCHAR type
);
111 static int ray_init(struct net_device
*dev
);
112 static int interrupt_ecf(ray_dev_t
*local
, int ccs
);
113 static void ray_reset(struct net_device
*dev
);
114 static void ray_update_parm(struct net_device
*dev
, UCHAR objid
, UCHAR
*value
, int len
);
115 static void verify_dl_startup(u_long
);
117 /* Prototypes for interrpt time functions **********************************/
118 static irqreturn_t
ray_interrupt(int reg
, void *dev_id
);
119 static void clear_interrupt(ray_dev_t
*local
);
120 static void rx_deauthenticate(ray_dev_t
*local
, struct rcs __iomem
*prcs
,
121 unsigned int pkt_addr
, int rx_len
);
122 static int copy_from_rx_buff(ray_dev_t
*local
, UCHAR
*dest
, int pkt_addr
, int len
);
123 static void ray_rx(struct net_device
*dev
, ray_dev_t
*local
, struct rcs __iomem
*prcs
);
124 static void release_frag_chain(ray_dev_t
*local
, struct rcs __iomem
*prcs
);
125 static void rx_authenticate(ray_dev_t
*local
, struct rcs __iomem
*prcs
,
126 unsigned int pkt_addr
, int rx_len
);
127 static void rx_data(struct net_device
*dev
, struct rcs __iomem
*prcs
,
128 unsigned int pkt_addr
, int rx_len
);
129 static void associate(ray_dev_t
*local
);
131 /* Card command functions */
132 static int dl_startup_params(struct net_device
*dev
);
133 static void join_net(u_long local
);
134 static void start_net(u_long local
);
135 /* void start_net(ray_dev_t *local); */
137 /*===========================================================================*/
138 /* Parameters that can be set with 'insmod' */
140 /* ADHOC=0, Infrastructure=1 */
141 static int net_type
= ADHOC
;
143 /* Hop dwell time in Kus (1024 us units defined by 802.11) */
144 static int hop_dwell
= 128;
146 /* Beacon period in Kus */
147 static int beacon_period
= 256;
149 /* power save mode (0 = off, 1 = save power) */
152 /* String for network's Extended Service Set ID. 32 Characters max */
155 /* Default to encapsulation unless translation requested */
156 static int translate
= 1;
158 static int country
= USA
;
164 /* 48 bit physical card address if overriding card's real physical
165 * address is required. Since IEEE 802.11 addresses are 48 bits
166 * like ethernet, an int can't be used, so a string is used. To
167 * allow use of addresses starting with a decimal digit, the first
168 * character must be a letter and will be ignored. This letter is
169 * followed by up to 12 hex digits which are the address. If less
170 * than 12 digits are used, the address will be left filled with 0's.
171 * Note that bit 0 of the first byte is the broadcast bit, and evil
172 * things will happen if it is not 0 in a card address.
174 static char *phy_addr
= NULL
;
177 /* A struct pcmcia_device structure has fields for most things that are needed
178 to keep track of a socket, but there will usually be some device
179 specific information that also needs to be kept track of. The
180 'priv' pointer in a struct pcmcia_device structure can be used to point to
181 a device-specific private data structure, like this.
183 static unsigned int ray_mem_speed
= 500;
185 /* WARNING: THIS DRIVER IS NOT CAPABLE OF HANDLING MULTIPLE DEVICES! */
186 static struct pcmcia_device
*this_device
= NULL
;
188 MODULE_AUTHOR("Corey Thomas <corey@world.std.com>");
189 MODULE_DESCRIPTION("Raylink/WebGear wireless LAN driver");
190 MODULE_LICENSE("GPL");
192 module_param(net_type
, int, 0);
193 module_param(hop_dwell
, int, 0);
194 module_param(beacon_period
, int, 0);
195 module_param(psm
, int, 0);
196 module_param(essid
, charp
, 0);
197 module_param(translate
, int, 0);
198 module_param(country
, int, 0);
199 module_param(sniffer
, int, 0);
200 module_param(bc
, int, 0);
201 module_param(phy_addr
, charp
, 0);
202 module_param(ray_mem_speed
, int, 0);
204 static UCHAR b5_default_startup_parms
[] = {
205 0, 0, /* Adhoc station */
206 'L', 'I', 'N', 'U', 'X', 0, 0, 0, /* 32 char ESSID */
207 0, 0, 0, 0, 0, 0, 0, 0,
208 0, 0, 0, 0, 0, 0, 0, 0,
209 0, 0, 0, 0, 0, 0, 0, 0,
210 1, 0, /* Active scan, CA Mode */
211 0, 0, 0, 0, 0, 0, /* No default MAC addr */
212 0x7f, 0xff, /* Frag threshold */
213 0x00, 0x80, /* Hop time 128 Kus */
214 0x01, 0x00, /* Beacon period 256 Kus */
215 0x01, 0x07, 0xa3, /* DTIM, retries, ack timeout */
216 0x1d, 0x82, 0x4e, /* SIFS, DIFS, PIFS */
217 0x7f, 0xff, /* RTS threshold */
218 0x04, 0xe2, 0x38, 0xA4, /* scan_dwell, max_scan_dwell */
219 0x05, /* assoc resp timeout thresh */
220 0x08, 0x02, 0x08, /* adhoc, infra, super cycle max */
221 0, /* Promiscuous mode */
222 0x0c, 0x0bd, /* Unique word */
223 0x32, /* Slot time */
224 0xff, 0xff, /* roam-low snr, low snr count */
225 0x05, 0xff, /* Infra, adhoc missed bcn thresh */
226 0x01, 0x0b, 0x4f, /* USA, hop pattern, hop pat length */
227 /* b4 - b5 differences start here */
228 0x00, 0x3f, /* CW max */
229 0x00, 0x0f, /* CW min */
230 0x04, 0x08, /* Noise gain, limit offset */
231 0x28, 0x28, /* det rssi, med busy offsets */
232 7, /* det sync thresh */
233 0, 2, 2, /* test mode, min, max */
234 0, /* allow broadcast SSID probe resp */
235 0, 0, /* privacy must start, can join */
236 2, 0, 0, 0, 0, 0, 0, 0 /* basic rate set */
239 static UCHAR b4_default_startup_parms
[] = {
240 0, 0, /* Adhoc station */
241 'L', 'I', 'N', 'U', 'X', 0, 0, 0, /* 32 char ESSID */
242 0, 0, 0, 0, 0, 0, 0, 0,
243 0, 0, 0, 0, 0, 0, 0, 0,
244 0, 0, 0, 0, 0, 0, 0, 0,
245 1, 0, /* Active scan, CA Mode */
246 0, 0, 0, 0, 0, 0, /* No default MAC addr */
247 0x7f, 0xff, /* Frag threshold */
248 0x02, 0x00, /* Hop time */
249 0x00, 0x01, /* Beacon period */
250 0x01, 0x07, 0xa3, /* DTIM, retries, ack timeout */
251 0x1d, 0x82, 0xce, /* SIFS, DIFS, PIFS */
252 0x7f, 0xff, /* RTS threshold */
253 0xfb, 0x1e, 0xc7, 0x5c, /* scan_dwell, max_scan_dwell */
254 0x05, /* assoc resp timeout thresh */
255 0x04, 0x02, 0x4, /* adhoc, infra, super cycle max */
256 0, /* Promiscuous mode */
257 0x0c, 0x0bd, /* Unique word */
258 0x4e, /* Slot time (TBD seems wrong) */
259 0xff, 0xff, /* roam-low snr, low snr count */
260 0x05, 0xff, /* Infra, adhoc missed bcn thresh */
261 0x01, 0x0b, 0x4e, /* USA, hop pattern, hop pat length */
262 /* b4 - b5 differences start here */
263 0x3f, 0x0f, /* CW max, min */
264 0x04, 0x08, /* Noise gain, limit offset */
265 0x28, 0x28, /* det rssi, med busy offsets */
266 7, /* det sync thresh */
267 0, 2, 2 /* test mode, min, max */
270 /*===========================================================================*/
271 static unsigned char eth2_llc
[] = { 0xaa, 0xaa, 3, 0, 0, 0 };
273 static char hop_pattern_length
[] = { 1,
274 USA_HOP_MOD
, EUROPE_HOP_MOD
,
275 JAPAN_HOP_MOD
, KOREA_HOP_MOD
,
276 SPAIN_HOP_MOD
, FRANCE_HOP_MOD
,
277 ISRAEL_HOP_MOD
, AUSTRALIA_HOP_MOD
,
281 static char rcsid
[] =
282 "Raylink/WebGear wireless LAN - Corey <Thomas corey@world.std.com>";
284 static const struct net_device_ops ray_netdev_ops
= {
285 .ndo_init
= ray_dev_init
,
286 .ndo_open
= ray_open
,
287 .ndo_stop
= ray_dev_close
,
288 .ndo_start_xmit
= ray_dev_start_xmit
,
289 .ndo_set_config
= ray_dev_config
,
290 .ndo_get_stats
= ray_get_stats
,
291 .ndo_set_multicast_list
= set_multicast_list
,
292 .ndo_change_mtu
= eth_change_mtu
,
293 .ndo_set_mac_address
= eth_mac_addr
,
294 .ndo_validate_addr
= eth_validate_addr
,
297 /*=============================================================================
298 ray_attach() creates an "instance" of the driver, allocating
299 local data structures for one device. The device is registered
301 The dev_link structure is initialized, but we don't actually
302 configure the card at this point -- we wait until we receive a
303 card insertion event.
304 =============================================================================*/
305 static int ray_probe(struct pcmcia_device
*p_dev
)
308 struct net_device
*dev
;
310 dev_dbg(&p_dev
->dev
, "ray_attach()\n");
312 /* Allocate space for private device-specific data */
313 dev
= alloc_etherdev(sizeof(ray_dev_t
));
317 local
= netdev_priv(dev
);
318 local
->finder
= p_dev
;
320 /* The io structure describes IO port mapping. None used here */
321 p_dev
->io
.NumPorts1
= 0;
322 p_dev
->io
.Attributes1
= IO_DATA_PATH_WIDTH_8
;
323 p_dev
->io
.IOAddrLines
= 5;
325 /* Interrupt setup. For PCMCIA, driver takes what's given */
326 p_dev
->irq
.Attributes
= IRQ_TYPE_DYNAMIC_SHARING
| IRQ_HANDLE_PRESENT
;
327 p_dev
->irq
.IRQInfo1
= IRQ_LEVEL_ID
;
328 p_dev
->irq
.Handler
= &ray_interrupt
;
330 /* General socket configuration */
331 p_dev
->conf
.Attributes
= CONF_ENABLE_IRQ
;
332 p_dev
->conf
.IntType
= INT_MEMORY_AND_IO
;
333 p_dev
->conf
.ConfigIndex
= 1;
336 p_dev
->irq
.Instance
= dev
;
338 local
->finder
= p_dev
;
339 local
->card_status
= CARD_INSERTED
;
340 local
->authentication_state
= UNAUTHENTICATED
;
341 local
->num_multi
= 0;
342 dev_dbg(&p_dev
->dev
, "ray_attach p_dev = %p, dev = %p, local = %p, intr = %p\n",
343 p_dev
, dev
, local
, &ray_interrupt
);
345 /* Raylink entries in the device structure */
346 dev
->netdev_ops
= &ray_netdev_ops
;
347 SET_ETHTOOL_OPS(dev
, &netdev_ethtool_ops
);
348 dev
->wireless_handlers
= &ray_handler_def
;
350 local
->wireless_data
.spy_data
= &local
->spy_data
;
351 dev
->wireless_data
= &local
->wireless_data
;
352 #endif /* WIRELESS_SPY */
355 dev_dbg(&p_dev
->dev
, "ray_cs ray_attach calling ether_setup.)\n");
356 netif_stop_queue(dev
);
358 init_timer(&local
->timer
);
361 return ray_config(p_dev
);
367 /*=============================================================================
368 This deletes a driver "instance". The device is de-registered
369 with Card Services. If it has been released, all local data
370 structures are freed. Otherwise, the structures will be freed
371 when the device is released.
372 =============================================================================*/
373 static void ray_detach(struct pcmcia_device
*link
)
375 struct net_device
*dev
;
378 dev_dbg(&link
->dev
, "ray_detach\n");
385 local
= netdev_priv(dev
);
386 del_timer(&local
->timer
);
390 unregister_netdev(dev
);
393 dev_dbg(&link
->dev
, "ray_cs ray_detach ending\n");
396 /*=============================================================================
397 ray_config() is run after a CARD_INSERTION event
398 is received, to configure the PCMCIA socket, and to make the
399 ethernet device available to the system.
400 =============================================================================*/
401 #define MAX_TUPLE_SIZE 128
402 static int ray_config(struct pcmcia_device
*link
)
408 struct net_device
*dev
= (struct net_device
*)link
->priv
;
409 ray_dev_t
*local
= netdev_priv(dev
);
411 dev_dbg(&link
->dev
, "ray_config\n");
413 /* Determine card type and firmware version */
414 printk(KERN_INFO
"ray_cs Detected: %s%s%s%s\n",
415 link
->prod_id
[0] ? link
->prod_id
[0] : " ",
416 link
->prod_id
[1] ? link
->prod_id
[1] : " ",
417 link
->prod_id
[2] ? link
->prod_id
[2] : " ",
418 link
->prod_id
[3] ? link
->prod_id
[3] : " ");
420 /* Now allocate an interrupt line. Note that this does not
421 actually assign a handler to the interrupt.
423 ret
= pcmcia_request_irq(link
, &link
->irq
);
426 dev
->irq
= link
->irq
.AssignedIRQ
;
428 /* This actually configures the PCMCIA socket -- setting up
429 the I/O windows and the interrupt mapping.
431 ret
= pcmcia_request_configuration(link
, &link
->conf
);
435 /*** Set up 32k window for shared memory (transmit and control) ************/
437 WIN_DATA_WIDTH_8
| WIN_MEMORY_TYPE_CM
| WIN_ENABLE
| WIN_USE_WAIT
;
440 req
.AccessSpeed
= ray_mem_speed
;
441 ret
= pcmcia_request_window(&link
, &req
, &link
->win
);
444 mem
.CardOffset
= 0x0000;
446 ret
= pcmcia_map_mem_page(link
, link
->win
, &mem
);
449 local
->sram
= ioremap(req
.Base
, req
.Size
);
451 /*** Set up 16k window for shared memory (receive buffer) ***************/
453 WIN_DATA_WIDTH_8
| WIN_MEMORY_TYPE_CM
| WIN_ENABLE
| WIN_USE_WAIT
;
456 req
.AccessSpeed
= ray_mem_speed
;
457 ret
= pcmcia_request_window(&link
, &req
, &local
->rmem_handle
);
460 mem
.CardOffset
= 0x8000;
462 ret
= pcmcia_map_mem_page(link
, local
->rmem_handle
, &mem
);
465 local
->rmem
= ioremap(req
.Base
, req
.Size
);
467 /*** Set up window for attribute memory ***********************************/
469 WIN_DATA_WIDTH_8
| WIN_MEMORY_TYPE_AM
| WIN_ENABLE
| WIN_USE_WAIT
;
472 req
.AccessSpeed
= ray_mem_speed
;
473 ret
= pcmcia_request_window(&link
, &req
, &local
->amem_handle
);
476 mem
.CardOffset
= 0x0000;
478 ret
= pcmcia_map_mem_page(link
, local
->amem_handle
, &mem
);
481 local
->amem
= ioremap(req
.Base
, req
.Size
);
483 dev_dbg(&link
->dev
, "ray_config sram=%p\n", local
->sram
);
484 dev_dbg(&link
->dev
, "ray_config rmem=%p\n", local
->rmem
);
485 dev_dbg(&link
->dev
, "ray_config amem=%p\n", local
->amem
);
486 if (ray_init(dev
) < 0) {
491 SET_NETDEV_DEV(dev
, &handle_to_dev(link
));
492 i
= register_netdev(dev
);
494 printk("ray_config register_netdev() failed\n");
499 strcpy(local
->node
.dev_name
, dev
->name
);
500 link
->dev_node
= &local
->node
;
502 printk(KERN_INFO
"%s: RayLink, irq %d, hw_addr %pM\n",
503 dev
->name
, dev
->irq
, dev
->dev_addr
);
512 static inline struct ccs __iomem
*ccs_base(ray_dev_t
*dev
)
514 return dev
->sram
+ CCS_BASE
;
517 static inline struct rcs __iomem
*rcs_base(ray_dev_t
*dev
)
520 * This looks nonsensical, since there is a separate
521 * RCS_BASE. But the difference between a "struct rcs"
522 * and a "struct ccs" ends up being in the _index_ off
523 * the base, so the base pointer is the same for both
526 return dev
->sram
+ CCS_BASE
;
529 /*===========================================================================*/
530 static int ray_init(struct net_device
*dev
)
534 struct ccs __iomem
*pccs
;
535 ray_dev_t
*local
= netdev_priv(dev
);
536 struct pcmcia_device
*link
= local
->finder
;
537 dev_dbg(&link
->dev
, "ray_init(0x%p)\n", dev
);
538 if (!(pcmcia_dev_present(link
))) {
539 dev_dbg(&link
->dev
, "ray_init - device not present\n");
543 local
->net_type
= net_type
;
544 local
->sta_type
= TYPE_STA
;
546 /* Copy the startup results to local memory */
547 memcpy_fromio(&local
->startup_res
, local
->sram
+ ECF_TO_HOST_BASE
,
548 sizeof(struct startup_res_6
));
550 /* Check Power up test status and get mac address from card */
551 if (local
->startup_res
.startup_word
!= 0x80) {
552 printk(KERN_INFO
"ray_init ERROR card status = %2x\n",
553 local
->startup_res
.startup_word
);
554 local
->card_status
= CARD_INIT_ERROR
;
558 local
->fw_ver
= local
->startup_res
.firmware_version
[0];
559 local
->fw_bld
= local
->startup_res
.firmware_version
[1];
560 local
->fw_var
= local
->startup_res
.firmware_version
[2];
561 dev_dbg(&link
->dev
, "ray_init firmware version %d.%d \n", local
->fw_ver
,
564 local
->tib_length
= 0x20;
565 if ((local
->fw_ver
== 5) && (local
->fw_bld
>= 30))
566 local
->tib_length
= local
->startup_res
.tib_length
;
567 dev_dbg(&link
->dev
, "ray_init tib_length = 0x%02x\n", local
->tib_length
);
568 /* Initialize CCS's to buffer free state */
569 pccs
= ccs_base(local
);
570 for (i
= 0; i
< NUMBER_OF_CCS
; i
++) {
571 writeb(CCS_BUFFER_FREE
, &(pccs
++)->buffer_status
);
573 init_startup_params(local
);
575 /* copy mac address to startup parameters */
576 if (parse_addr(phy_addr
, local
->sparm
.b4
.a_mac_addr
)) {
577 p
= local
->sparm
.b4
.a_mac_addr
;
579 memcpy(&local
->sparm
.b4
.a_mac_addr
,
580 &local
->startup_res
.station_addr
, ADDRLEN
);
581 p
= local
->sparm
.b4
.a_mac_addr
;
584 clear_interrupt(local
); /* Clear any interrupt from the card */
585 local
->card_status
= CARD_AWAITING_PARAM
;
586 dev_dbg(&link
->dev
, "ray_init ending\n");
590 /*===========================================================================*/
591 /* Download startup parameters to the card and command it to read them */
592 static int dl_startup_params(struct net_device
*dev
)
595 ray_dev_t
*local
= netdev_priv(dev
);
596 struct ccs __iomem
*pccs
;
597 struct pcmcia_device
*link
= local
->finder
;
599 dev_dbg(&link
->dev
, "dl_startup_params entered\n");
600 if (!(pcmcia_dev_present(link
))) {
601 dev_dbg(&link
->dev
, "ray_cs dl_startup_params - device not present\n");
605 /* Copy parameters to host to ECF area */
606 if (local
->fw_ver
== 0x55)
607 memcpy_toio(local
->sram
+ HOST_TO_ECF_BASE
, &local
->sparm
.b4
,
608 sizeof(struct b4_startup_params
));
610 memcpy_toio(local
->sram
+ HOST_TO_ECF_BASE
, &local
->sparm
.b5
,
611 sizeof(struct b5_startup_params
));
613 /* Fill in the CCS fields for the ECF */
614 if ((ccsindex
= get_free_ccs(local
)) < 0)
616 local
->dl_param_ccs
= ccsindex
;
617 pccs
= ccs_base(local
) + ccsindex
;
618 writeb(CCS_DOWNLOAD_STARTUP_PARAMS
, &pccs
->cmd
);
619 dev_dbg(&link
->dev
, "dl_startup_params start ccsindex = %d\n",
620 local
->dl_param_ccs
);
621 /* Interrupt the firmware to process the command */
622 if (interrupt_ecf(local
, ccsindex
)) {
623 printk(KERN_INFO
"ray dl_startup_params failed - "
624 "ECF not ready for intr\n");
625 local
->card_status
= CARD_DL_PARAM_ERROR
;
626 writeb(CCS_BUFFER_FREE
, &(pccs
++)->buffer_status
);
629 local
->card_status
= CARD_DL_PARAM
;
630 /* Start kernel timer to wait for dl startup to complete. */
631 local
->timer
.expires
= jiffies
+ HZ
/ 2;
632 local
->timer
.data
= (long)local
;
633 local
->timer
.function
= &verify_dl_startup
;
634 add_timer(&local
->timer
);
636 "ray_cs dl_startup_params started timer for verify_dl_startup\n");
638 } /* dl_startup_params */
640 /*===========================================================================*/
641 static void init_startup_params(ray_dev_t
*local
)
645 if (country
> JAPAN_TEST
)
647 else if (country
< USA
)
649 /* structure for hop time and beacon period is defined here using
650 * New 802.11D6.1 format. Card firmware is still using old format
653 * a_hop_time ms byte a_hop_time ms byte
654 * a_hop_time 2s byte a_hop_time ls byte
655 * a_hop_time ls byte a_beacon_period ms byte
656 * a_beacon_period a_beacon_period ls byte
658 * a_hop_time = uS a_hop_time = KuS
659 * a_beacon_period = hops a_beacon_period = KuS
660 *//* 64ms = 010000 */
661 if (local
->fw_ver
== 0x55) {
662 memcpy((UCHAR
*) &local
->sparm
.b4
, b4_default_startup_parms
,
663 sizeof(struct b4_startup_params
));
664 /* Translate sane kus input values to old build 4/5 format */
665 /* i = hop time in uS truncated to 3 bytes */
666 i
= (hop_dwell
* 1024) & 0xffffff;
667 local
->sparm
.b4
.a_hop_time
[0] = (i
>> 16) & 0xff;
668 local
->sparm
.b4
.a_hop_time
[1] = (i
>> 8) & 0xff;
669 local
->sparm
.b4
.a_beacon_period
[0] = 0;
670 local
->sparm
.b4
.a_beacon_period
[1] =
671 ((beacon_period
/ hop_dwell
) - 1) & 0xff;
672 local
->sparm
.b4
.a_curr_country_code
= country
;
673 local
->sparm
.b4
.a_hop_pattern_length
=
674 hop_pattern_length
[(int)country
] - 1;
676 local
->sparm
.b4
.a_ack_timeout
= 0x50;
677 local
->sparm
.b4
.a_sifs
= 0x3f;
679 } else { /* Version 5 uses real kus values */
680 memcpy((UCHAR
*) &local
->sparm
.b5
, b5_default_startup_parms
,
681 sizeof(struct b5_startup_params
));
683 local
->sparm
.b5
.a_hop_time
[0] = (hop_dwell
>> 8) & 0xff;
684 local
->sparm
.b5
.a_hop_time
[1] = hop_dwell
& 0xff;
685 local
->sparm
.b5
.a_beacon_period
[0] =
686 (beacon_period
>> 8) & 0xff;
687 local
->sparm
.b5
.a_beacon_period
[1] = beacon_period
& 0xff;
689 local
->sparm
.b5
.a_power_mgt_state
= 1;
690 local
->sparm
.b5
.a_curr_country_code
= country
;
691 local
->sparm
.b5
.a_hop_pattern_length
=
692 hop_pattern_length
[(int)country
];
695 local
->sparm
.b4
.a_network_type
= net_type
& 0x01;
696 local
->sparm
.b4
.a_acting_as_ap_status
= TYPE_STA
;
699 strncpy(local
->sparm
.b4
.a_current_ess_id
, essid
, ESSID_SIZE
);
700 } /* init_startup_params */
702 /*===========================================================================*/
703 static void verify_dl_startup(u_long data
)
705 ray_dev_t
*local
= (ray_dev_t
*) data
;
706 struct ccs __iomem
*pccs
= ccs_base(local
) + local
->dl_param_ccs
;
708 struct pcmcia_device
*link
= local
->finder
;
710 if (!(pcmcia_dev_present(link
))) {
711 dev_dbg(&link
->dev
, "ray_cs verify_dl_startup - device not present\n");
718 "verify_dl_startup parameters sent via ccs %d:\n",
719 local
->dl_param_ccs
);
720 for (i
= 0; i
< sizeof(struct b5_startup_params
); i
++) {
722 (unsigned int)readb(local
->sram
+
723 HOST_TO_ECF_BASE
+ i
));
729 status
= readb(&pccs
->buffer_status
);
730 if (status
!= CCS_BUFFER_FREE
) {
732 "Download startup params failed. Status = %d\n",
734 local
->card_status
= CARD_DL_PARAM_ERROR
;
737 if (local
->sparm
.b4
.a_network_type
== ADHOC
)
738 start_net((u_long
) local
);
740 join_net((u_long
) local
);
743 } /* end verify_dl_startup */
745 /*===========================================================================*/
746 /* Command card to start a network */
747 static void start_net(u_long data
)
749 ray_dev_t
*local
= (ray_dev_t
*) data
;
750 struct ccs __iomem
*pccs
;
752 struct pcmcia_device
*link
= local
->finder
;
753 if (!(pcmcia_dev_present(link
))) {
754 dev_dbg(&link
->dev
, "ray_cs start_net - device not present\n");
757 /* Fill in the CCS fields for the ECF */
758 if ((ccsindex
= get_free_ccs(local
)) < 0)
760 pccs
= ccs_base(local
) + ccsindex
;
761 writeb(CCS_START_NETWORK
, &pccs
->cmd
);
762 writeb(0, &pccs
->var
.start_network
.update_param
);
763 /* Interrupt the firmware to process the command */
764 if (interrupt_ecf(local
, ccsindex
)) {
765 dev_dbg(&link
->dev
, "ray start net failed - card not ready for intr\n");
766 writeb(CCS_BUFFER_FREE
, &(pccs
++)->buffer_status
);
769 local
->card_status
= CARD_DOING_ACQ
;
771 } /* end start_net */
773 /*===========================================================================*/
774 /* Command card to join a network */
775 static void join_net(u_long data
)
777 ray_dev_t
*local
= (ray_dev_t
*) data
;
779 struct ccs __iomem
*pccs
;
781 struct pcmcia_device
*link
= local
->finder
;
783 if (!(pcmcia_dev_present(link
))) {
784 dev_dbg(&link
->dev
, "ray_cs join_net - device not present\n");
787 /* Fill in the CCS fields for the ECF */
788 if ((ccsindex
= get_free_ccs(local
)) < 0)
790 pccs
= ccs_base(local
) + ccsindex
;
791 writeb(CCS_JOIN_NETWORK
, &pccs
->cmd
);
792 writeb(0, &pccs
->var
.join_network
.update_param
);
793 writeb(0, &pccs
->var
.join_network
.net_initiated
);
794 /* Interrupt the firmware to process the command */
795 if (interrupt_ecf(local
, ccsindex
)) {
796 dev_dbg(&link
->dev
, "ray join net failed - card not ready for intr\n");
797 writeb(CCS_BUFFER_FREE
, &(pccs
++)->buffer_status
);
800 local
->card_status
= CARD_DOING_ACQ
;
804 /*============================================================================
805 After a card is removed, ray_release() will unregister the net
806 device, and release the PCMCIA configuration. If the device is
807 still open, this will be postponed until it is closed.
808 =============================================================================*/
809 static void ray_release(struct pcmcia_device
*link
)
811 struct net_device
*dev
= link
->priv
;
812 ray_dev_t
*local
= netdev_priv(dev
);
815 dev_dbg(&link
->dev
, "ray_release\n");
817 del_timer(&local
->timer
);
819 iounmap(local
->sram
);
820 iounmap(local
->rmem
);
821 iounmap(local
->amem
);
822 /* Do bother checking to see if these succeed or not */
823 i
= pcmcia_release_window(link
, local
->amem_handle
);
825 dev_dbg(&link
->dev
, "ReleaseWindow(local->amem) ret = %x\n", i
);
826 i
= pcmcia_release_window(link
, local
->rmem_handle
);
828 dev_dbg(&link
->dev
, "ReleaseWindow(local->rmem) ret = %x\n", i
);
829 pcmcia_disable_device(link
);
831 dev_dbg(&link
->dev
, "ray_release ending\n");
834 static int ray_suspend(struct pcmcia_device
*link
)
836 struct net_device
*dev
= link
->priv
;
839 netif_device_detach(dev
);
844 static int ray_resume(struct pcmcia_device
*link
)
846 struct net_device
*dev
= link
->priv
;
850 netif_device_attach(dev
);
856 /*===========================================================================*/
857 static int ray_dev_init(struct net_device
*dev
)
859 #ifdef RAY_IMMEDIATE_INIT
861 #endif /* RAY_IMMEDIATE_INIT */
862 ray_dev_t
*local
= netdev_priv(dev
);
863 struct pcmcia_device
*link
= local
->finder
;
865 dev_dbg(&link
->dev
, "ray_dev_init(dev=%p)\n", dev
);
866 if (!(pcmcia_dev_present(link
))) {
867 dev_dbg(&link
->dev
, "ray_dev_init - device not present\n");
870 #ifdef RAY_IMMEDIATE_INIT
871 /* Download startup parameters */
872 if ((i
= dl_startup_params(dev
)) < 0) {
873 printk(KERN_INFO
"ray_dev_init dl_startup_params failed - "
874 "returns 0x%x\n", i
);
877 #else /* RAY_IMMEDIATE_INIT */
878 /* Postpone the card init so that we can still configure the card,
879 * for example using the Wireless Extensions. The init will happen
880 * in ray_open() - Jean II */
882 "ray_dev_init: postponing card init to ray_open() ; Status = %d\n",
884 #endif /* RAY_IMMEDIATE_INIT */
886 /* copy mac and broadcast addresses to linux device */
887 memcpy(dev
->dev_addr
, &local
->sparm
.b4
.a_mac_addr
, ADDRLEN
);
888 memset(dev
->broadcast
, 0xff, ETH_ALEN
);
890 dev_dbg(&link
->dev
, "ray_dev_init ending\n");
894 /*===========================================================================*/
895 static int ray_dev_config(struct net_device
*dev
, struct ifmap
*map
)
897 ray_dev_t
*local
= netdev_priv(dev
);
898 struct pcmcia_device
*link
= local
->finder
;
899 /* Dummy routine to satisfy device structure */
900 dev_dbg(&link
->dev
, "ray_dev_config(dev=%p,ifmap=%p)\n", dev
, map
);
901 if (!(pcmcia_dev_present(link
))) {
902 dev_dbg(&link
->dev
, "ray_dev_config - device not present\n");
909 /*===========================================================================*/
910 static netdev_tx_t
ray_dev_start_xmit(struct sk_buff
*skb
,
911 struct net_device
*dev
)
913 ray_dev_t
*local
= netdev_priv(dev
);
914 struct pcmcia_device
*link
= local
->finder
;
915 short length
= skb
->len
;
917 if (!pcmcia_dev_present(link
)) {
918 dev_dbg(&link
->dev
, "ray_dev_start_xmit - device not present\n");
923 dev_dbg(&link
->dev
, "ray_dev_start_xmit(skb=%p, dev=%p)\n", skb
, dev
);
924 if (local
->authentication_state
== NEED_TO_AUTH
) {
925 dev_dbg(&link
->dev
, "ray_cs Sending authentication request.\n");
926 if (!build_auth_frame(local
, local
->auth_id
, OPEN_AUTH_REQUEST
)) {
927 local
->authentication_state
= AUTHENTICATED
;
928 netif_stop_queue(dev
);
929 return NETDEV_TX_BUSY
;
933 if (length
< ETH_ZLEN
) {
934 if (skb_padto(skb
, ETH_ZLEN
))
938 switch (ray_hw_xmit(skb
->data
, length
, dev
, DATA_TYPE
)) {
941 netif_stop_queue(dev
);
942 return NETDEV_TX_BUSY
;
947 dev
->trans_start
= jiffies
;
952 } /* ray_dev_start_xmit */
954 /*===========================================================================*/
955 static int ray_hw_xmit(unsigned char *data
, int len
, struct net_device
*dev
,
958 ray_dev_t
*local
= netdev_priv(dev
);
959 struct ccs __iomem
*pccs
;
962 struct tx_msg __iomem
*ptx
; /* Address of xmit buffer in PC space */
963 short int addr
; /* Address of xmit buffer in card space */
965 pr_debug("ray_hw_xmit(data=%p, len=%d, dev=%p)\n", data
, len
, dev
);
966 if (len
+ TX_HEADER_LENGTH
> TX_BUF_SIZE
) {
967 printk(KERN_INFO
"ray_hw_xmit packet too large: %d bytes\n",
971 switch (ccsindex
= get_free_tx_ccs(local
)) {
973 pr_debug("ray_hw_xmit tx_ccs table busy\n");
975 pr_debug("ray_hw_xmit No free tx ccs\n");
977 netif_stop_queue(dev
);
982 addr
= TX_BUF_BASE
+ (ccsindex
<< 11);
984 if (msg_type
== DATA_TYPE
) {
985 local
->stats
.tx_bytes
+= len
;
986 local
->stats
.tx_packets
++;
989 ptx
= local
->sram
+ addr
;
991 ray_build_header(local
, ptx
, msg_type
, data
);
993 offset
= translate_frame(local
, ptx
, data
, len
);
994 } else { /* Encapsulate frame */
995 /* TBD TIB length will move address of ptx->var */
996 memcpy_toio(&ptx
->var
, data
, len
);
1000 /* fill in the CCS */
1001 pccs
= ccs_base(local
) + ccsindex
;
1002 len
+= TX_HEADER_LENGTH
+ offset
;
1003 writeb(CCS_TX_REQUEST
, &pccs
->cmd
);
1004 writeb(addr
>> 8, &pccs
->var
.tx_request
.tx_data_ptr
[0]);
1005 writeb(local
->tib_length
, &pccs
->var
.tx_request
.tx_data_ptr
[1]);
1006 writeb(len
>> 8, &pccs
->var
.tx_request
.tx_data_length
[0]);
1007 writeb(len
& 0xff, &pccs
->var
.tx_request
.tx_data_length
[1]);
1008 /* TBD still need psm_cam? */
1009 writeb(PSM_CAM
, &pccs
->var
.tx_request
.pow_sav_mode
);
1010 writeb(local
->net_default_tx_rate
, &pccs
->var
.tx_request
.tx_rate
);
1011 writeb(0, &pccs
->var
.tx_request
.antenna
);
1012 pr_debug("ray_hw_xmit default_tx_rate = 0x%x\n",
1013 local
->net_default_tx_rate
);
1015 /* Interrupt the firmware to process the command */
1016 if (interrupt_ecf(local
, ccsindex
)) {
1017 pr_debug("ray_hw_xmit failed - ECF not ready for intr\n");
1018 /* TBD very inefficient to copy packet to buffer, and then not
1019 send it, but the alternative is to queue the messages and that
1020 won't be done for a while. Maybe set tbusy until a CCS is free?
1022 writeb(CCS_BUFFER_FREE
, &pccs
->buffer_status
);
1023 return XMIT_NO_INTR
;
1026 } /* end ray_hw_xmit */
1028 /*===========================================================================*/
1029 static int translate_frame(ray_dev_t
*local
, struct tx_msg __iomem
*ptx
,
1030 unsigned char *data
, int len
)
1032 __be16 proto
= ((struct ethhdr
*)data
)->h_proto
;
1033 if (ntohs(proto
) >= 1536) { /* DIX II ethernet frame */
1034 pr_debug("ray_cs translate_frame DIX II\n");
1035 /* Copy LLC header to card buffer */
1036 memcpy_toio(&ptx
->var
, eth2_llc
, sizeof(eth2_llc
));
1037 memcpy_toio(((void __iomem
*)&ptx
->var
) + sizeof(eth2_llc
),
1038 (UCHAR
*) &proto
, 2);
1039 if (proto
== htons(ETH_P_AARP
) || proto
== htons(ETH_P_IPX
)) {
1040 /* This is the selective translation table, only 2 entries */
1042 &((struct snaphdr_t __iomem
*)ptx
->var
)->org
[3]);
1044 /* Copy body of ethernet packet without ethernet header */
1045 memcpy_toio((void __iomem
*)&ptx
->var
+
1046 sizeof(struct snaphdr_t
), data
+ ETH_HLEN
,
1048 return (int)sizeof(struct snaphdr_t
) - ETH_HLEN
;
1049 } else { /* already 802 type, and proto is length */
1050 pr_debug("ray_cs translate_frame 802\n");
1051 if (proto
== htons(0xffff)) { /* evil netware IPX 802.3 without LLC */
1052 pr_debug("ray_cs translate_frame evil IPX\n");
1053 memcpy_toio(&ptx
->var
, data
+ ETH_HLEN
, len
- ETH_HLEN
);
1054 return 0 - ETH_HLEN
;
1056 memcpy_toio(&ptx
->var
, data
+ ETH_HLEN
, len
- ETH_HLEN
);
1057 return 0 - ETH_HLEN
;
1059 /* TBD do other frame types */
1060 } /* end translate_frame */
1062 /*===========================================================================*/
1063 static void ray_build_header(ray_dev_t
*local
, struct tx_msg __iomem
*ptx
,
1064 UCHAR msg_type
, unsigned char *data
)
1066 writeb(PROTOCOL_VER
| msg_type
, &ptx
->mac
.frame_ctl_1
);
1067 /*** IEEE 802.11 Address field assignments *************
1068 TODS FROMDS addr_1 addr_2 addr_3 addr_4
1069 Adhoc 0 0 dest src (terminal) BSSID N/A
1070 AP to Terminal 0 1 dest AP(BSSID) source N/A
1071 Terminal to AP 1 0 AP(BSSID) src (terminal) dest N/A
1072 AP to AP 1 1 dest AP src AP dest source
1073 *******************************************************/
1074 if (local
->net_type
== ADHOC
) {
1075 writeb(0, &ptx
->mac
.frame_ctl_2
);
1076 memcpy_toio(ptx
->mac
.addr_1
, ((struct ethhdr
*)data
)->h_dest
,
1078 memcpy_toio(ptx
->mac
.addr_3
, local
->bss_id
, ADDRLEN
);
1079 } else { /* infrastructure */
1081 if (local
->sparm
.b4
.a_acting_as_ap_status
) {
1082 writeb(FC2_FROM_DS
, &ptx
->mac
.frame_ctl_2
);
1083 memcpy_toio(ptx
->mac
.addr_1
,
1084 ((struct ethhdr
*)data
)->h_dest
, ADDRLEN
);
1085 memcpy_toio(ptx
->mac
.addr_2
, local
->bss_id
, 6);
1086 memcpy_toio(ptx
->mac
.addr_3
,
1087 ((struct ethhdr
*)data
)->h_source
, ADDRLEN
);
1088 } else { /* Terminal */
1090 writeb(FC2_TO_DS
, &ptx
->mac
.frame_ctl_2
);
1091 memcpy_toio(ptx
->mac
.addr_1
, local
->bss_id
, ADDRLEN
);
1092 memcpy_toio(ptx
->mac
.addr_2
,
1093 ((struct ethhdr
*)data
)->h_source
, ADDRLEN
);
1094 memcpy_toio(ptx
->mac
.addr_3
,
1095 ((struct ethhdr
*)data
)->h_dest
, ADDRLEN
);
1098 } /* end encapsulate_frame */
1100 /*===========================================================================*/
1102 static void netdev_get_drvinfo(struct net_device
*dev
,
1103 struct ethtool_drvinfo
*info
)
1105 strcpy(info
->driver
, "ray_cs");
1108 static const struct ethtool_ops netdev_ethtool_ops
= {
1109 .get_drvinfo
= netdev_get_drvinfo
,
1112 /*====================================================================*/
1114 /*------------------------------------------------------------------*/
1116 * Wireless Handler : get protocol name
1118 static int ray_get_name(struct net_device
*dev
,
1119 struct iw_request_info
*info
, char *cwrq
, char *extra
)
1121 strcpy(cwrq
, "IEEE 802.11-FH");
1125 /*------------------------------------------------------------------*/
1127 * Wireless Handler : set frequency
1129 static int ray_set_freq(struct net_device
*dev
,
1130 struct iw_request_info
*info
,
1131 struct iw_freq
*fwrq
, char *extra
)
1133 ray_dev_t
*local
= netdev_priv(dev
);
1134 int err
= -EINPROGRESS
; /* Call commit handler */
1136 /* Reject if card is already initialised */
1137 if (local
->card_status
!= CARD_AWAITING_PARAM
)
1140 /* Setting by channel number */
1141 if ((fwrq
->m
> USA_HOP_MOD
) || (fwrq
->e
> 0))
1144 local
->sparm
.b5
.a_hop_pattern
= fwrq
->m
;
1149 /*------------------------------------------------------------------*/
1151 * Wireless Handler : get frequency
1153 static int ray_get_freq(struct net_device
*dev
,
1154 struct iw_request_info
*info
,
1155 struct iw_freq
*fwrq
, char *extra
)
1157 ray_dev_t
*local
= netdev_priv(dev
);
1159 fwrq
->m
= local
->sparm
.b5
.a_hop_pattern
;
1164 /*------------------------------------------------------------------*/
1166 * Wireless Handler : set ESSID
1168 static int ray_set_essid(struct net_device
*dev
,
1169 struct iw_request_info
*info
,
1170 struct iw_point
*dwrq
, char *extra
)
1172 ray_dev_t
*local
= netdev_priv(dev
);
1174 /* Reject if card is already initialised */
1175 if (local
->card_status
!= CARD_AWAITING_PARAM
)
1178 /* Check if we asked for `any' */
1179 if (dwrq
->flags
== 0) {
1180 /* Corey : can you do that ? */
1183 /* Check the size of the string */
1184 if (dwrq
->length
> IW_ESSID_MAX_SIZE
) {
1188 /* Set the ESSID in the card */
1189 memset(local
->sparm
.b5
.a_current_ess_id
, 0, IW_ESSID_MAX_SIZE
);
1190 memcpy(local
->sparm
.b5
.a_current_ess_id
, extra
, dwrq
->length
);
1193 return -EINPROGRESS
; /* Call commit handler */
1196 /*------------------------------------------------------------------*/
1198 * Wireless Handler : get ESSID
1200 static int ray_get_essid(struct net_device
*dev
,
1201 struct iw_request_info
*info
,
1202 struct iw_point
*dwrq
, char *extra
)
1204 ray_dev_t
*local
= netdev_priv(dev
);
1206 /* Get the essid that was set */
1207 memcpy(extra
, local
->sparm
.b5
.a_current_ess_id
, IW_ESSID_MAX_SIZE
);
1210 dwrq
->length
= strlen(extra
);
1211 dwrq
->flags
= 1; /* active */
1216 /*------------------------------------------------------------------*/
1218 * Wireless Handler : get AP address
1220 static int ray_get_wap(struct net_device
*dev
,
1221 struct iw_request_info
*info
,
1222 struct sockaddr
*awrq
, char *extra
)
1224 ray_dev_t
*local
= netdev_priv(dev
);
1226 memcpy(awrq
->sa_data
, local
->bss_id
, ETH_ALEN
);
1227 awrq
->sa_family
= ARPHRD_ETHER
;
1232 /*------------------------------------------------------------------*/
1234 * Wireless Handler : set Bit-Rate
1236 static int ray_set_rate(struct net_device
*dev
,
1237 struct iw_request_info
*info
,
1238 struct iw_param
*vwrq
, char *extra
)
1240 ray_dev_t
*local
= netdev_priv(dev
);
1242 /* Reject if card is already initialised */
1243 if (local
->card_status
!= CARD_AWAITING_PARAM
)
1246 /* Check if rate is in range */
1247 if ((vwrq
->value
!= 1000000) && (vwrq
->value
!= 2000000))
1250 /* Hack for 1.5 Mb/s instead of 2 Mb/s */
1251 if ((local
->fw_ver
== 0x55) && /* Please check */
1252 (vwrq
->value
== 2000000))
1253 local
->net_default_tx_rate
= 3;
1255 local
->net_default_tx_rate
= vwrq
->value
/ 500000;
1260 /*------------------------------------------------------------------*/
1262 * Wireless Handler : get Bit-Rate
1264 static int ray_get_rate(struct net_device
*dev
,
1265 struct iw_request_info
*info
,
1266 struct iw_param
*vwrq
, char *extra
)
1268 ray_dev_t
*local
= netdev_priv(dev
);
1270 if (local
->net_default_tx_rate
== 3)
1271 vwrq
->value
= 2000000; /* Hum... */
1273 vwrq
->value
= local
->net_default_tx_rate
* 500000;
1274 vwrq
->fixed
= 0; /* We are in auto mode */
1279 /*------------------------------------------------------------------*/
1281 * Wireless Handler : set RTS threshold
1283 static int ray_set_rts(struct net_device
*dev
,
1284 struct iw_request_info
*info
,
1285 struct iw_param
*vwrq
, char *extra
)
1287 ray_dev_t
*local
= netdev_priv(dev
);
1288 int rthr
= vwrq
->value
;
1290 /* Reject if card is already initialised */
1291 if (local
->card_status
!= CARD_AWAITING_PARAM
)
1294 /* if(wrq->u.rts.fixed == 0) we should complain */
1298 if ((rthr
< 0) || (rthr
> 2347)) /* What's the max packet size ??? */
1301 local
->sparm
.b5
.a_rts_threshold
[0] = (rthr
>> 8) & 0xFF;
1302 local
->sparm
.b5
.a_rts_threshold
[1] = rthr
& 0xFF;
1304 return -EINPROGRESS
; /* Call commit handler */
1307 /*------------------------------------------------------------------*/
1309 * Wireless Handler : get RTS threshold
1311 static int ray_get_rts(struct net_device
*dev
,
1312 struct iw_request_info
*info
,
1313 struct iw_param
*vwrq
, char *extra
)
1315 ray_dev_t
*local
= netdev_priv(dev
);
1317 vwrq
->value
= (local
->sparm
.b5
.a_rts_threshold
[0] << 8)
1318 + local
->sparm
.b5
.a_rts_threshold
[1];
1319 vwrq
->disabled
= (vwrq
->value
== 32767);
1325 /*------------------------------------------------------------------*/
1327 * Wireless Handler : set Fragmentation threshold
1329 static int ray_set_frag(struct net_device
*dev
,
1330 struct iw_request_info
*info
,
1331 struct iw_param
*vwrq
, char *extra
)
1333 ray_dev_t
*local
= netdev_priv(dev
);
1334 int fthr
= vwrq
->value
;
1336 /* Reject if card is already initialised */
1337 if (local
->card_status
!= CARD_AWAITING_PARAM
)
1340 /* if(wrq->u.frag.fixed == 0) should complain */
1344 if ((fthr
< 256) || (fthr
> 2347)) /* To check out ! */
1347 local
->sparm
.b5
.a_frag_threshold
[0] = (fthr
>> 8) & 0xFF;
1348 local
->sparm
.b5
.a_frag_threshold
[1] = fthr
& 0xFF;
1350 return -EINPROGRESS
; /* Call commit handler */
1353 /*------------------------------------------------------------------*/
1355 * Wireless Handler : get Fragmentation threshold
1357 static int ray_get_frag(struct net_device
*dev
,
1358 struct iw_request_info
*info
,
1359 struct iw_param
*vwrq
, char *extra
)
1361 ray_dev_t
*local
= netdev_priv(dev
);
1363 vwrq
->value
= (local
->sparm
.b5
.a_frag_threshold
[0] << 8)
1364 + local
->sparm
.b5
.a_frag_threshold
[1];
1365 vwrq
->disabled
= (vwrq
->value
== 32767);
1371 /*------------------------------------------------------------------*/
1373 * Wireless Handler : set Mode of Operation
1375 static int ray_set_mode(struct net_device
*dev
,
1376 struct iw_request_info
*info
, __u32
*uwrq
, char *extra
)
1378 ray_dev_t
*local
= netdev_priv(dev
);
1379 int err
= -EINPROGRESS
; /* Call commit handler */
1382 /* Reject if card is already initialised */
1383 if (local
->card_status
!= CARD_AWAITING_PARAM
)
1391 local
->sparm
.b5
.a_network_type
= card_mode
;
1400 /*------------------------------------------------------------------*/
1402 * Wireless Handler : get Mode of Operation
1404 static int ray_get_mode(struct net_device
*dev
,
1405 struct iw_request_info
*info
, __u32
*uwrq
, char *extra
)
1407 ray_dev_t
*local
= netdev_priv(dev
);
1409 if (local
->sparm
.b5
.a_network_type
)
1410 *uwrq
= IW_MODE_INFRA
;
1412 *uwrq
= IW_MODE_ADHOC
;
1417 /*------------------------------------------------------------------*/
1419 * Wireless Handler : get range info
1421 static int ray_get_range(struct net_device
*dev
,
1422 struct iw_request_info
*info
,
1423 struct iw_point
*dwrq
, char *extra
)
1425 struct iw_range
*range
= (struct iw_range
*)extra
;
1427 memset((char *)range
, 0, sizeof(struct iw_range
));
1429 /* Set the length (very important for backward compatibility) */
1430 dwrq
->length
= sizeof(struct iw_range
);
1432 /* Set the Wireless Extension versions */
1433 range
->we_version_compiled
= WIRELESS_EXT
;
1434 range
->we_version_source
= 9;
1436 /* Set information in the range struct */
1437 range
->throughput
= 1.1 * 1000 * 1000; /* Put the right number here */
1438 range
->num_channels
= hop_pattern_length
[(int)country
];
1439 range
->num_frequency
= 0;
1440 range
->max_qual
.qual
= 0;
1441 range
->max_qual
.level
= 255; /* What's the correct value ? */
1442 range
->max_qual
.noise
= 255; /* Idem */
1443 range
->num_bitrates
= 2;
1444 range
->bitrate
[0] = 1000000; /* 1 Mb/s */
1445 range
->bitrate
[1] = 2000000; /* 2 Mb/s */
1449 /*------------------------------------------------------------------*/
1451 * Wireless Private Handler : set framing mode
1453 static int ray_set_framing(struct net_device
*dev
,
1454 struct iw_request_info
*info
,
1455 union iwreq_data
*wrqu
, char *extra
)
1457 translate
= *(extra
); /* Set framing mode */
1462 /*------------------------------------------------------------------*/
1464 * Wireless Private Handler : get framing mode
1466 static int ray_get_framing(struct net_device
*dev
,
1467 struct iw_request_info
*info
,
1468 union iwreq_data
*wrqu
, char *extra
)
1470 *(extra
) = translate
;
1475 /*------------------------------------------------------------------*/
1477 * Wireless Private Handler : get country
1479 static int ray_get_country(struct net_device
*dev
,
1480 struct iw_request_info
*info
,
1481 union iwreq_data
*wrqu
, char *extra
)
1488 /*------------------------------------------------------------------*/
1490 * Commit handler : called after a bunch of SET operations
1492 static int ray_commit(struct net_device
*dev
, struct iw_request_info
*info
, /* NULL */
1493 void *zwrq
, /* NULL */
1499 /*------------------------------------------------------------------*/
1501 * Stats handler : return Wireless Stats
1503 static iw_stats
*ray_get_wireless_stats(struct net_device
*dev
)
1505 ray_dev_t
*local
= netdev_priv(dev
);
1506 struct pcmcia_device
*link
= local
->finder
;
1507 struct status __iomem
*p
= local
->sram
+ STATUS_BASE
;
1509 local
->wstats
.status
= local
->card_status
;
1511 if ((local
->spy_data
.spy_number
> 0)
1512 && (local
->sparm
.b5
.a_network_type
== 0)) {
1513 /* Get it from the first node in spy list */
1514 local
->wstats
.qual
.qual
= local
->spy_data
.spy_stat
[0].qual
;
1515 local
->wstats
.qual
.level
= local
->spy_data
.spy_stat
[0].level
;
1516 local
->wstats
.qual
.noise
= local
->spy_data
.spy_stat
[0].noise
;
1517 local
->wstats
.qual
.updated
=
1518 local
->spy_data
.spy_stat
[0].updated
;
1520 #endif /* WIRELESS_SPY */
1522 if (pcmcia_dev_present(link
)) {
1523 local
->wstats
.qual
.noise
= readb(&p
->rxnoise
);
1524 local
->wstats
.qual
.updated
|= 4;
1527 return &local
->wstats
;
1528 } /* end ray_get_wireless_stats */
1530 /*------------------------------------------------------------------*/
1532 * Structures to export the Wireless Handlers
1535 static const iw_handler ray_handler
[] = {
1536 [SIOCSIWCOMMIT
- SIOCIWFIRST
] = (iw_handler
) ray_commit
,
1537 [SIOCGIWNAME
- SIOCIWFIRST
] = (iw_handler
) ray_get_name
,
1538 [SIOCSIWFREQ
- SIOCIWFIRST
] = (iw_handler
) ray_set_freq
,
1539 [SIOCGIWFREQ
- SIOCIWFIRST
] = (iw_handler
) ray_get_freq
,
1540 [SIOCSIWMODE
- SIOCIWFIRST
] = (iw_handler
) ray_set_mode
,
1541 [SIOCGIWMODE
- SIOCIWFIRST
] = (iw_handler
) ray_get_mode
,
1542 [SIOCGIWRANGE
- SIOCIWFIRST
] = (iw_handler
) ray_get_range
,
1544 [SIOCSIWSPY
- SIOCIWFIRST
] = (iw_handler
) iw_handler_set_spy
,
1545 [SIOCGIWSPY
- SIOCIWFIRST
] = (iw_handler
) iw_handler_get_spy
,
1546 [SIOCSIWTHRSPY
- SIOCIWFIRST
] = (iw_handler
) iw_handler_set_thrspy
,
1547 [SIOCGIWTHRSPY
- SIOCIWFIRST
] = (iw_handler
) iw_handler_get_thrspy
,
1548 #endif /* WIRELESS_SPY */
1549 [SIOCGIWAP
- SIOCIWFIRST
] = (iw_handler
) ray_get_wap
,
1550 [SIOCSIWESSID
- SIOCIWFIRST
] = (iw_handler
) ray_set_essid
,
1551 [SIOCGIWESSID
- SIOCIWFIRST
] = (iw_handler
) ray_get_essid
,
1552 [SIOCSIWRATE
- SIOCIWFIRST
] = (iw_handler
) ray_set_rate
,
1553 [SIOCGIWRATE
- SIOCIWFIRST
] = (iw_handler
) ray_get_rate
,
1554 [SIOCSIWRTS
- SIOCIWFIRST
] = (iw_handler
) ray_set_rts
,
1555 [SIOCGIWRTS
- SIOCIWFIRST
] = (iw_handler
) ray_get_rts
,
1556 [SIOCSIWFRAG
- SIOCIWFIRST
] = (iw_handler
) ray_set_frag
,
1557 [SIOCGIWFRAG
- SIOCIWFIRST
] = (iw_handler
) ray_get_frag
,
1560 #define SIOCSIPFRAMING SIOCIWFIRSTPRIV /* Set framing mode */
1561 #define SIOCGIPFRAMING SIOCIWFIRSTPRIV + 1 /* Get framing mode */
1562 #define SIOCGIPCOUNTRY SIOCIWFIRSTPRIV + 3 /* Get country code */
1564 static const iw_handler ray_private_handler
[] = {
1565 [0] = (iw_handler
) ray_set_framing
,
1566 [1] = (iw_handler
) ray_get_framing
,
1567 [3] = (iw_handler
) ray_get_country
,
1570 static const struct iw_priv_args ray_private_args
[] = {
1571 /* cmd, set_args, get_args, name */
1572 {SIOCSIPFRAMING
, IW_PRIV_TYPE_BYTE
| IW_PRIV_SIZE_FIXED
| 1, 0,
1574 {SIOCGIPFRAMING
, 0, IW_PRIV_TYPE_BYTE
| IW_PRIV_SIZE_FIXED
| 1,
1576 {SIOCGIPCOUNTRY
, 0, IW_PRIV_TYPE_BYTE
| IW_PRIV_SIZE_FIXED
| 1,
1580 static const struct iw_handler_def ray_handler_def
= {
1581 .num_standard
= ARRAY_SIZE(ray_handler
),
1582 .num_private
= ARRAY_SIZE(ray_private_handler
),
1583 .num_private_args
= ARRAY_SIZE(ray_private_args
),
1584 .standard
= ray_handler
,
1585 .private = ray_private_handler
,
1586 .private_args
= ray_private_args
,
1587 .get_wireless_stats
= ray_get_wireless_stats
,
1590 /*===========================================================================*/
1591 static int ray_open(struct net_device
*dev
)
1593 ray_dev_t
*local
= netdev_priv(dev
);
1594 struct pcmcia_device
*link
;
1595 link
= local
->finder
;
1597 dev_dbg(&link
->dev
, "ray_open('%s')\n", dev
->name
);
1599 if (link
->open
== 0)
1600 local
->num_multi
= 0;
1603 /* If the card is not started, time to start it ! - Jean II */
1604 if (local
->card_status
== CARD_AWAITING_PARAM
) {
1607 dev_dbg(&link
->dev
, "ray_open: doing init now !\n");
1609 /* Download startup parameters */
1610 if ((i
= dl_startup_params(dev
)) < 0) {
1612 "ray_dev_init dl_startup_params failed - "
1613 "returns 0x%x\n", i
);
1619 netif_stop_queue(dev
);
1621 netif_start_queue(dev
);
1623 dev_dbg(&link
->dev
, "ray_open ending\n");
1625 } /* end ray_open */
1627 /*===========================================================================*/
1628 static int ray_dev_close(struct net_device
*dev
)
1630 ray_dev_t
*local
= netdev_priv(dev
);
1631 struct pcmcia_device
*link
;
1632 link
= local
->finder
;
1634 dev_dbg(&link
->dev
, "ray_dev_close('%s')\n", dev
->name
);
1637 netif_stop_queue(dev
);
1639 /* In here, we should stop the hardware (stop card from beeing active)
1640 * and set local->card_status to CARD_AWAITING_PARAM, so that while the
1641 * card is closed we can chage its configuration.
1642 * Probably also need a COR reset to get sane state - Jean II */
1645 } /* end ray_dev_close */
1647 /*===========================================================================*/
1648 static void ray_reset(struct net_device
*dev
)
1650 pr_debug("ray_reset entered\n");
1654 /*===========================================================================*/
1655 /* Cause a firmware interrupt if it is ready for one */
1656 /* Return nonzero if not ready */
1657 static int interrupt_ecf(ray_dev_t
*local
, int ccs
)
1660 struct pcmcia_device
*link
= local
->finder
;
1662 if (!(pcmcia_dev_present(link
))) {
1663 dev_dbg(&link
->dev
, "ray_cs interrupt_ecf - device not present\n");
1666 dev_dbg(&link
->dev
, "interrupt_ecf(local=%p, ccs = 0x%x\n", local
, ccs
);
1669 (readb(local
->amem
+ CIS_OFFSET
+ ECF_INTR_OFFSET
) &
1673 dev_dbg(&link
->dev
, "ray_cs interrupt_ecf card not ready for interrupt\n");
1676 /* Fill the mailbox, then kick the card */
1677 writeb(ccs
, local
->sram
+ SCB_BASE
);
1678 writeb(ECF_INTR_SET
, local
->amem
+ CIS_OFFSET
+ ECF_INTR_OFFSET
);
1680 } /* interrupt_ecf */
1682 /*===========================================================================*/
1683 /* Get next free transmit CCS */
1684 /* Return - index of current tx ccs */
1685 static int get_free_tx_ccs(ray_dev_t
*local
)
1688 struct ccs __iomem
*pccs
= ccs_base(local
);
1689 struct pcmcia_device
*link
= local
->finder
;
1691 if (!(pcmcia_dev_present(link
))) {
1692 dev_dbg(&link
->dev
, "ray_cs get_free_tx_ccs - device not present\n");
1696 if (test_and_set_bit(0, &local
->tx_ccs_lock
)) {
1697 dev_dbg(&link
->dev
, "ray_cs tx_ccs_lock busy\n");
1701 for (i
= 0; i
< NUMBER_OF_TX_CCS
; i
++) {
1702 if (readb(&(pccs
+ i
)->buffer_status
) == CCS_BUFFER_FREE
) {
1703 writeb(CCS_BUFFER_BUSY
, &(pccs
+ i
)->buffer_status
);
1704 writeb(CCS_END_LIST
, &(pccs
+ i
)->link
);
1705 local
->tx_ccs_lock
= 0;
1709 local
->tx_ccs_lock
= 0;
1710 dev_dbg(&link
->dev
, "ray_cs ERROR no free tx CCS for raylink card\n");
1712 } /* get_free_tx_ccs */
1714 /*===========================================================================*/
1715 /* Get next free CCS */
1716 /* Return - index of current ccs */
1717 static int get_free_ccs(ray_dev_t
*local
)
1720 struct ccs __iomem
*pccs
= ccs_base(local
);
1721 struct pcmcia_device
*link
= local
->finder
;
1723 if (!(pcmcia_dev_present(link
))) {
1724 dev_dbg(&link
->dev
, "ray_cs get_free_ccs - device not present\n");
1727 if (test_and_set_bit(0, &local
->ccs_lock
)) {
1728 dev_dbg(&link
->dev
, "ray_cs ccs_lock busy\n");
1732 for (i
= NUMBER_OF_TX_CCS
; i
< NUMBER_OF_CCS
; i
++) {
1733 if (readb(&(pccs
+ i
)->buffer_status
) == CCS_BUFFER_FREE
) {
1734 writeb(CCS_BUFFER_BUSY
, &(pccs
+ i
)->buffer_status
);
1735 writeb(CCS_END_LIST
, &(pccs
+ i
)->link
);
1736 local
->ccs_lock
= 0;
1740 local
->ccs_lock
= 0;
1741 dev_dbg(&link
->dev
, "ray_cs ERROR no free CCS for raylink card\n");
1743 } /* get_free_ccs */
1745 /*===========================================================================*/
1746 static void authenticate_timeout(u_long data
)
1748 ray_dev_t
*local
= (ray_dev_t
*) data
;
1749 del_timer(&local
->timer
);
1750 printk(KERN_INFO
"ray_cs Authentication with access point failed"
1752 join_net((u_long
) local
);
1755 /*===========================================================================*/
1756 static int asc_to_int(char a
)
1765 return (10 + a
- 'A');
1769 return (10 + a
- 'a');
1773 /*===========================================================================*/
1774 static int parse_addr(char *in_str
, UCHAR
*out
)
1782 if ((len
= strlen(in_str
)) < 2)
1784 memset(out
, 0, ADDRLEN
);
1793 if ((k
= asc_to_int(in_str
[j
--])) != -1)
1800 if ((k
= asc_to_int(in_str
[j
--])) != -1)
1810 /*===========================================================================*/
1811 static struct net_device_stats
*ray_get_stats(struct net_device
*dev
)
1813 ray_dev_t
*local
= netdev_priv(dev
);
1814 struct pcmcia_device
*link
= local
->finder
;
1815 struct status __iomem
*p
= local
->sram
+ STATUS_BASE
;
1816 if (!(pcmcia_dev_present(link
))) {
1817 dev_dbg(&link
->dev
, "ray_cs net_device_stats - device not present\n");
1818 return &local
->stats
;
1820 if (readb(&p
->mrx_overflow_for_host
)) {
1821 local
->stats
.rx_over_errors
+= swab16(readw(&p
->mrx_overflow
));
1822 writeb(0, &p
->mrx_overflow
);
1823 writeb(0, &p
->mrx_overflow_for_host
);
1825 if (readb(&p
->mrx_checksum_error_for_host
)) {
1826 local
->stats
.rx_crc_errors
+=
1827 swab16(readw(&p
->mrx_checksum_error
));
1828 writeb(0, &p
->mrx_checksum_error
);
1829 writeb(0, &p
->mrx_checksum_error_for_host
);
1831 if (readb(&p
->rx_hec_error_for_host
)) {
1832 local
->stats
.rx_frame_errors
+= swab16(readw(&p
->rx_hec_error
));
1833 writeb(0, &p
->rx_hec_error
);
1834 writeb(0, &p
->rx_hec_error_for_host
);
1836 return &local
->stats
;
1839 /*===========================================================================*/
1840 static void ray_update_parm(struct net_device
*dev
, UCHAR objid
, UCHAR
*value
,
1843 ray_dev_t
*local
= netdev_priv(dev
);
1844 struct pcmcia_device
*link
= local
->finder
;
1847 struct ccs __iomem
*pccs
;
1849 if (!(pcmcia_dev_present(link
))) {
1850 dev_dbg(&link
->dev
, "ray_update_parm - device not present\n");
1854 if ((ccsindex
= get_free_ccs(local
)) < 0) {
1855 dev_dbg(&link
->dev
, "ray_update_parm - No free ccs\n");
1858 pccs
= ccs_base(local
) + ccsindex
;
1859 writeb(CCS_UPDATE_PARAMS
, &pccs
->cmd
);
1860 writeb(objid
, &pccs
->var
.update_param
.object_id
);
1861 writeb(1, &pccs
->var
.update_param
.number_objects
);
1862 writeb(0, &pccs
->var
.update_param
.failure_cause
);
1863 for (i
= 0; i
< len
; i
++) {
1864 writeb(value
[i
], local
->sram
+ HOST_TO_ECF_BASE
);
1866 /* Interrupt the firmware to process the command */
1867 if (interrupt_ecf(local
, ccsindex
)) {
1868 dev_dbg(&link
->dev
, "ray_cs associate failed - ECF not ready for intr\n");
1869 writeb(CCS_BUFFER_FREE
, &(pccs
++)->buffer_status
);
1873 /*===========================================================================*/
1874 static void ray_update_multi_list(struct net_device
*dev
, int all
)
1876 struct dev_mc_list
*dmi
, **dmip
;
1878 struct ccs __iomem
*pccs
;
1880 ray_dev_t
*local
= netdev_priv(dev
);
1881 struct pcmcia_device
*link
= local
->finder
;
1882 void __iomem
*p
= local
->sram
+ HOST_TO_ECF_BASE
;
1884 if (!(pcmcia_dev_present(link
))) {
1885 dev_dbg(&link
->dev
, "ray_update_multi_list - device not present\n");
1888 dev_dbg(&link
->dev
, "ray_update_multi_list(%p)\n", dev
);
1889 if ((ccsindex
= get_free_ccs(local
)) < 0) {
1890 dev_dbg(&link
->dev
, "ray_update_multi - No free ccs\n");
1893 pccs
= ccs_base(local
) + ccsindex
;
1894 writeb(CCS_UPDATE_MULTICAST_LIST
, &pccs
->cmd
);
1897 writeb(0xff, &pccs
->var
);
1898 local
->num_multi
= 0xff;
1900 /* Copy the kernel's list of MC addresses to card */
1901 for (dmip
= &dev
->mc_list
; (dmi
= *dmip
) != NULL
;
1902 dmip
= &dmi
->next
) {
1903 memcpy_toio(p
, dmi
->dmi_addr
, ETH_ALEN
);
1905 "ray_update_multi add addr %02x%02x%02x%02x%02x%02x\n",
1906 dmi
->dmi_addr
[0], dmi
->dmi_addr
[1],
1907 dmi
->dmi_addr
[2], dmi
->dmi_addr
[3],
1908 dmi
->dmi_addr
[4], dmi
->dmi_addr
[5]);
1912 if (i
> 256 / ADDRLEN
)
1914 writeb((UCHAR
) i
, &pccs
->var
);
1915 dev_dbg(&link
->dev
, "ray_cs update_multi %d addresses in list\n", i
);
1916 /* Interrupt the firmware to process the command */
1917 local
->num_multi
= i
;
1919 if (interrupt_ecf(local
, ccsindex
)) {
1921 "ray_cs update_multi failed - ECF not ready for intr\n");
1922 writeb(CCS_BUFFER_FREE
, &(pccs
++)->buffer_status
);
1924 } /* end ray_update_multi_list */
1926 /*===========================================================================*/
1927 static void set_multicast_list(struct net_device
*dev
)
1929 ray_dev_t
*local
= netdev_priv(dev
);
1932 pr_debug("ray_cs set_multicast_list(%p)\n", dev
);
1934 if (dev
->flags
& IFF_PROMISC
) {
1935 if (local
->sparm
.b5
.a_promiscuous_mode
== 0) {
1936 pr_debug("ray_cs set_multicast_list promisc on\n");
1937 local
->sparm
.b5
.a_promiscuous_mode
= 1;
1939 ray_update_parm(dev
, OBJID_promiscuous_mode
,
1940 &promisc
, sizeof(promisc
));
1943 if (local
->sparm
.b5
.a_promiscuous_mode
== 1) {
1944 pr_debug("ray_cs set_multicast_list promisc off\n");
1945 local
->sparm
.b5
.a_promiscuous_mode
= 0;
1947 ray_update_parm(dev
, OBJID_promiscuous_mode
,
1948 &promisc
, sizeof(promisc
));
1952 if (dev
->flags
& IFF_ALLMULTI
)
1953 ray_update_multi_list(dev
, 1);
1955 if (local
->num_multi
!= dev
->mc_count
)
1956 ray_update_multi_list(dev
, 0);
1958 } /* end set_multicast_list */
1960 /*=============================================================================
1961 * All routines below here are run at interrupt time.
1962 =============================================================================*/
1963 static irqreturn_t
ray_interrupt(int irq
, void *dev_id
)
1965 struct net_device
*dev
= (struct net_device
*)dev_id
;
1966 struct pcmcia_device
*link
;
1968 struct ccs __iomem
*pccs
;
1969 struct rcs __iomem
*prcs
;
1975 if (dev
== NULL
) /* Note that we want interrupts with dev->start == 0 */
1978 pr_debug("ray_cs: interrupt for *dev=%p\n", dev
);
1980 local
= netdev_priv(dev
);
1981 link
= (struct pcmcia_device
*)local
->finder
;
1982 if (!pcmcia_dev_present(link
)) {
1984 "ray_cs interrupt from device not present or suspended.\n");
1987 rcsindex
= readb(&((struct scb __iomem
*)(local
->sram
))->rcs_index
);
1989 if (rcsindex
>= (NUMBER_OF_CCS
+ NUMBER_OF_RCS
)) {
1990 dev_dbg(&link
->dev
, "ray_cs interrupt bad rcsindex = 0x%x\n", rcsindex
);
1991 clear_interrupt(local
);
1994 if (rcsindex
< NUMBER_OF_CCS
) { /* If it's a returned CCS */
1995 pccs
= ccs_base(local
) + rcsindex
;
1996 cmd
= readb(&pccs
->cmd
);
1997 status
= readb(&pccs
->buffer_status
);
1999 case CCS_DOWNLOAD_STARTUP_PARAMS
: /* Happens in firmware someday */
2000 del_timer(&local
->timer
);
2001 if (status
== CCS_COMMAND_COMPLETE
) {
2003 "ray_cs interrupt download_startup_parameters OK\n");
2006 "ray_cs interrupt download_startup_parameters fail\n");
2009 case CCS_UPDATE_PARAMS
:
2010 dev_dbg(&link
->dev
, "ray_cs interrupt update params done\n");
2011 if (status
!= CCS_COMMAND_COMPLETE
) {
2013 readb(&pccs
->var
.update_param
.
2016 "ray_cs interrupt update params failed - reason %d\n",
2020 case CCS_REPORT_PARAMS
:
2021 dev_dbg(&link
->dev
, "ray_cs interrupt report params done\n");
2023 case CCS_UPDATE_MULTICAST_LIST
: /* Note that this CCS isn't returned */
2025 "ray_cs interrupt CCS Update Multicast List done\n");
2027 case CCS_UPDATE_POWER_SAVINGS_MODE
:
2029 "ray_cs interrupt update power save mode done\n");
2031 case CCS_START_NETWORK
:
2032 case CCS_JOIN_NETWORK
:
2033 if (status
== CCS_COMMAND_COMPLETE
) {
2035 (&pccs
->var
.start_network
.net_initiated
) ==
2038 "ray_cs interrupt network \"%s\" started\n",
2039 local
->sparm
.b4
.a_current_ess_id
);
2042 "ray_cs interrupt network \"%s\" joined\n",
2043 local
->sparm
.b4
.a_current_ess_id
);
2045 memcpy_fromio(&local
->bss_id
,
2046 pccs
->var
.start_network
.bssid
,
2049 if (local
->fw_ver
== 0x55)
2050 local
->net_default_tx_rate
= 3;
2052 local
->net_default_tx_rate
=
2053 readb(&pccs
->var
.start_network
.
2054 net_default_tx_rate
);
2056 readb(&pccs
->var
.start_network
.encryption
);
2057 if (!sniffer
&& (local
->net_type
== INFRA
)
2058 && !(local
->sparm
.b4
.a_acting_as_ap_status
)) {
2059 authenticate(local
);
2061 local
->card_status
= CARD_ACQ_COMPLETE
;
2063 local
->card_status
= CARD_ACQ_FAILED
;
2065 del_timer(&local
->timer
);
2066 local
->timer
.expires
= jiffies
+ HZ
* 5;
2067 local
->timer
.data
= (long)local
;
2068 if (status
== CCS_START_NETWORK
) {
2070 "ray_cs interrupt network \"%s\" start failed\n",
2071 local
->sparm
.b4
.a_current_ess_id
);
2072 local
->timer
.function
= &start_net
;
2075 "ray_cs interrupt network \"%s\" join failed\n",
2076 local
->sparm
.b4
.a_current_ess_id
);
2077 local
->timer
.function
= &join_net
;
2079 add_timer(&local
->timer
);
2082 case CCS_START_ASSOCIATION
:
2083 if (status
== CCS_COMMAND_COMPLETE
) {
2084 local
->card_status
= CARD_ASSOC_COMPLETE
;
2085 dev_dbg(&link
->dev
, "ray_cs association successful\n");
2087 dev_dbg(&link
->dev
, "ray_cs association failed,\n");
2088 local
->card_status
= CARD_ASSOC_FAILED
;
2089 join_net((u_long
) local
);
2092 case CCS_TX_REQUEST
:
2093 if (status
== CCS_COMMAND_COMPLETE
) {
2095 "ray_cs interrupt tx request complete\n");
2098 "ray_cs interrupt tx request failed\n");
2101 netif_start_queue(dev
);
2102 netif_wake_queue(dev
);
2104 case CCS_TEST_MEMORY
:
2105 dev_dbg(&link
->dev
, "ray_cs interrupt mem test done\n");
2109 "ray_cs interrupt Unexpected CCS returned - Shutdown\n");
2111 case CCS_DUMP_MEMORY
:
2112 dev_dbg(&link
->dev
, "ray_cs interrupt dump memory done\n");
2114 case CCS_START_TIMER
:
2116 "ray_cs interrupt DING - raylink timer expired\n");
2120 "ray_cs interrupt Unexpected CCS 0x%x returned 0x%x\n",
2123 writeb(CCS_BUFFER_FREE
, &pccs
->buffer_status
);
2124 } else { /* It's an RCS */
2126 prcs
= rcs_base(local
) + rcsindex
;
2128 switch (readb(&prcs
->interrupt_id
)) {
2129 case PROCESS_RX_PACKET
:
2130 ray_rx(dev
, local
, prcs
);
2132 case REJOIN_NET_COMPLETE
:
2133 dev_dbg(&link
->dev
, "ray_cs interrupt rejoin net complete\n");
2134 local
->card_status
= CARD_ACQ_COMPLETE
;
2135 /* do we need to clear tx buffers CCS's? */
2136 if (local
->sparm
.b4
.a_network_type
== ADHOC
) {
2138 netif_start_queue(dev
);
2140 memcpy_fromio(&local
->bss_id
,
2141 prcs
->var
.rejoin_net_complete
.
2144 "ray_cs new BSSID = %02x%02x%02x%02x%02x%02x\n",
2145 local
->bss_id
[0], local
->bss_id
[1],
2146 local
->bss_id
[2], local
->bss_id
[3],
2147 local
->bss_id
[4], local
->bss_id
[5]);
2149 authenticate(local
);
2152 case ROAMING_INITIATED
:
2153 dev_dbg(&link
->dev
, "ray_cs interrupt roaming initiated\n");
2154 netif_stop_queue(dev
);
2155 local
->card_status
= CARD_DOING_ACQ
;
2157 case JAPAN_CALL_SIGN_RXD
:
2158 dev_dbg(&link
->dev
, "ray_cs interrupt japan call sign rx\n");
2162 "ray_cs Unexpected interrupt for RCS 0x%x cmd = 0x%x\n",
2164 (unsigned int)readb(&prcs
->interrupt_id
));
2167 writeb(CCS_BUFFER_FREE
, &prcs
->buffer_status
);
2169 clear_interrupt(local
);
2171 } /* ray_interrupt */
2173 /*===========================================================================*/
2174 static void ray_rx(struct net_device
*dev
, ray_dev_t
*local
,
2175 struct rcs __iomem
*prcs
)
2178 unsigned int pkt_addr
;
2180 pr_debug("ray_rx process rx packet\n");
2182 /* Calculate address of packet within Rx buffer */
2183 pkt_addr
= ((readb(&prcs
->var
.rx_packet
.rx_data_ptr
[0]) << 8)
2184 + readb(&prcs
->var
.rx_packet
.rx_data_ptr
[1])) & RX_BUFF_END
;
2185 /* Length of first packet fragment */
2186 rx_len
= (readb(&prcs
->var
.rx_packet
.rx_data_length
[0]) << 8)
2187 + readb(&prcs
->var
.rx_packet
.rx_data_length
[1]);
2189 local
->last_rsl
= readb(&prcs
->var
.rx_packet
.rx_sig_lev
);
2190 pmsg
= local
->rmem
+ pkt_addr
;
2191 switch (readb(pmsg
)) {
2193 pr_debug("ray_rx data type\n");
2194 rx_data(dev
, prcs
, pkt_addr
, rx_len
);
2196 case AUTHENTIC_TYPE
:
2197 pr_debug("ray_rx authentic type\n");
2199 rx_data(dev
, prcs
, pkt_addr
, rx_len
);
2201 rx_authenticate(local
, prcs
, pkt_addr
, rx_len
);
2203 case DEAUTHENTIC_TYPE
:
2204 pr_debug("ray_rx deauth type\n");
2206 rx_data(dev
, prcs
, pkt_addr
, rx_len
);
2208 rx_deauthenticate(local
, prcs
, pkt_addr
, rx_len
);
2211 pr_debug("ray_cs rx NULL msg\n");
2214 pr_debug("ray_rx beacon type\n");
2216 rx_data(dev
, prcs
, pkt_addr
, rx_len
);
2218 copy_from_rx_buff(local
, (UCHAR
*) &local
->last_bcn
, pkt_addr
,
2219 rx_len
< sizeof(struct beacon_rx
) ?
2220 rx_len
: sizeof(struct beacon_rx
));
2222 local
->beacon_rxed
= 1;
2223 /* Get the statistics so the card counters never overflow */
2227 pr_debug("ray_cs unknown pkt type %2x\n",
2228 (unsigned int)readb(pmsg
));
2234 /*===========================================================================*/
2235 static void rx_data(struct net_device
*dev
, struct rcs __iomem
*prcs
,
2236 unsigned int pkt_addr
, int rx_len
)
2238 struct sk_buff
*skb
= NULL
;
2239 struct rcs __iomem
*prcslink
= prcs
;
2240 ray_dev_t
*local
= netdev_priv(dev
);
2245 int siglev
= local
->last_rsl
;
2246 u_char linksrcaddr
[ETH_ALEN
]; /* Other end of the wireless link */
2251 /* TBD length needs fixing for translated header */
2252 if (rx_len
< (ETH_HLEN
+ RX_MAC_HEADER_LENGTH
) ||
2254 (dev
->mtu
+ RX_MAC_HEADER_LENGTH
+ ETH_HLEN
+
2257 "ray_cs invalid packet length %d received \n",
2261 } else { /* encapsulated ethernet */
2263 if (rx_len
< (ETH_HLEN
+ RX_MAC_HEADER_LENGTH
) ||
2265 (dev
->mtu
+ RX_MAC_HEADER_LENGTH
+ ETH_HLEN
+
2268 "ray_cs invalid packet length %d received \n",
2274 pr_debug("ray_cs rx_data packet\n");
2275 /* If fragmented packet, verify sizes of fragments add up */
2276 if (readb(&prcs
->var
.rx_packet
.next_frag_rcs_index
) != 0xFF) {
2277 pr_debug("ray_cs rx'ed fragment\n");
2278 tmp
= (readb(&prcs
->var
.rx_packet
.totalpacketlength
[0]) << 8)
2279 + readb(&prcs
->var
.rx_packet
.totalpacketlength
[1]);
2284 (readb(&prcslink
->var
.rx_packet
.rx_data_length
[0])
2286 + readb(&prcslink
->var
.rx_packet
.rx_data_length
[1]);
2287 if (readb(&prcslink
->var
.rx_packet
.next_frag_rcs_index
)
2290 prcslink
= rcs_base(local
)
2291 + readb(&prcslink
->link_field
);
2296 "ray_cs rx_data fragment lengths don't add up\n");
2297 local
->stats
.rx_dropped
++;
2298 release_frag_chain(local
, prcs
);
2301 } else { /* Single unfragmented packet */
2305 skb
= dev_alloc_skb(total_len
+ 5);
2307 pr_debug("ray_cs rx_data could not allocate skb\n");
2308 local
->stats
.rx_dropped
++;
2309 if (readb(&prcs
->var
.rx_packet
.next_frag_rcs_index
) != 0xFF)
2310 release_frag_chain(local
, prcs
);
2313 skb_reserve(skb
, 2); /* Align IP on 16 byte (TBD check this) */
2315 pr_debug("ray_cs rx_data total_len = %x, rx_len = %x\n", total_len
,
2318 /************************/
2319 /* Reserve enough room for the whole damn packet. */
2320 rx_ptr
= skb_put(skb
, total_len
);
2321 /* Copy the whole packet to sk_buff */
2323 copy_from_rx_buff(local
, rx_ptr
, pkt_addr
& RX_BUFF_END
, rx_len
);
2324 /* Get source address */
2326 skb_copy_from_linear_data_offset(skb
,
2327 offsetof(struct mac_header
, addr_2
),
2328 linksrcaddr
, ETH_ALEN
);
2330 /* Now, deal with encapsulation/translation/sniffer */
2333 /* Encapsulated ethernet, so just lop off 802.11 MAC header */
2334 /* TBD reserve skb_reserve( skb, RX_MAC_HEADER_LENGTH); */
2335 skb_pull(skb
, RX_MAC_HEADER_LENGTH
);
2337 /* Do translation */
2338 untranslate(local
, skb
, total_len
);
2340 } else { /* sniffer mode, so just pass whole packet */
2343 /************************/
2344 /* Now pick up the rest of the fragments if any */
2346 if (readb(&prcs
->var
.rx_packet
.next_frag_rcs_index
) != 0xFF) {
2348 pr_debug("ray_cs rx_data in fragment loop\n");
2350 prcslink
= rcs_base(local
)
2352 readb(&prcslink
->var
.rx_packet
.next_frag_rcs_index
);
2354 ((readb(&prcslink
->var
.rx_packet
.rx_data_length
[0])
2357 readb(&prcslink
->var
.rx_packet
.rx_data_length
[1]))
2360 ((readb(&prcslink
->var
.rx_packet
.rx_data_ptr
[0]) <<
2362 + readb(&prcslink
->var
.rx_packet
.rx_data_ptr
[1]))
2366 copy_from_rx_buff(local
, rx_ptr
, pkt_addr
, rx_len
);
2369 readb(&prcslink
->var
.rx_packet
.next_frag_rcs_index
) !=
2371 release_frag_chain(local
, prcs
);
2374 skb
->protocol
= eth_type_trans(skb
, dev
);
2376 local
->stats
.rx_packets
++;
2377 local
->stats
.rx_bytes
+= total_len
;
2379 /* Gather signal strength per address */
2381 /* For the Access Point or the node having started the ad-hoc net
2382 * note : ad-hoc work only in some specific configurations, but we
2383 * kludge in ray_get_wireless_stats... */
2384 if (!memcmp(linksrcaddr
, local
->bss_id
, ETH_ALEN
)) {
2385 /* Update statistics */
2386 /*local->wstats.qual.qual = none ? */
2387 local
->wstats
.qual
.level
= siglev
;
2388 /*local->wstats.qual.noise = none ? */
2389 local
->wstats
.qual
.updated
= 0x2;
2391 /* Now, update the spy stuff */
2393 struct iw_quality wstats
;
2394 wstats
.level
= siglev
;
2395 /* wstats.noise = none ? */
2396 /* wstats.qual = none ? */
2397 wstats
.updated
= 0x2;
2398 /* Update spy records */
2399 wireless_spy_update(dev
, linksrcaddr
, &wstats
);
2401 #endif /* WIRELESS_SPY */
2404 /*===========================================================================*/
2405 static void untranslate(ray_dev_t
*local
, struct sk_buff
*skb
, int len
)
2407 snaphdr_t
*psnap
= (snaphdr_t
*) (skb
->data
+ RX_MAC_HEADER_LENGTH
);
2408 struct ieee80211_hdr
*pmac
= (struct ieee80211_hdr
*)skb
->data
;
2409 __be16 type
= *(__be16
*) psnap
->ethertype
;
2411 struct ethhdr
*peth
;
2412 UCHAR srcaddr
[ADDRLEN
];
2413 UCHAR destaddr
[ADDRLEN
];
2414 static UCHAR org_bridge
[3] = { 0, 0, 0xf8 };
2415 static UCHAR org_1042
[3] = { 0, 0, 0 };
2417 memcpy(destaddr
, ieee80211_get_DA(pmac
), ADDRLEN
);
2418 memcpy(srcaddr
, ieee80211_get_SA(pmac
), ADDRLEN
);
2422 print_hex_dump(KERN_DEBUG
, "skb->data before untranslate: ",
2423 DUMP_PREFIX_NONE
, 16, 1,
2424 skb
->data
, 64, true);
2426 "type = %08x, xsap = %02x%02x%02x, org = %02x02x02x\n",
2427 ntohs(type
), psnap
->dsap
, psnap
->ssap
, psnap
->ctrl
,
2428 psnap
->org
[0], psnap
->org
[1], psnap
->org
[2]);
2429 printk(KERN_DEBUG
"untranslate skb->data = %p\n", skb
->data
);
2433 if (psnap
->dsap
!= 0xaa || psnap
->ssap
!= 0xaa || psnap
->ctrl
!= 3) {
2434 /* not a snap type so leave it alone */
2435 pr_debug("ray_cs untranslate NOT SNAP %02x %02x %02x\n",
2436 psnap
->dsap
, psnap
->ssap
, psnap
->ctrl
);
2438 delta
= RX_MAC_HEADER_LENGTH
- ETH_HLEN
;
2439 peth
= (struct ethhdr
*)(skb
->data
+ delta
);
2440 peth
->h_proto
= htons(len
- RX_MAC_HEADER_LENGTH
);
2441 } else { /* Its a SNAP */
2442 if (memcmp(psnap
->org
, org_bridge
, 3) == 0) {
2443 /* EtherII and nuke the LLC */
2444 pr_debug("ray_cs untranslate Bridge encap\n");
2445 delta
= RX_MAC_HEADER_LENGTH
2446 + sizeof(struct snaphdr_t
) - ETH_HLEN
;
2447 peth
= (struct ethhdr
*)(skb
->data
+ delta
);
2448 peth
->h_proto
= type
;
2449 } else if (memcmp(psnap
->org
, org_1042
, 3) == 0) {
2450 switch (ntohs(type
)) {
2453 pr_debug("ray_cs untranslate RFC IPX/AARP\n");
2454 delta
= RX_MAC_HEADER_LENGTH
- ETH_HLEN
;
2455 peth
= (struct ethhdr
*)(skb
->data
+ delta
);
2457 htons(len
- RX_MAC_HEADER_LENGTH
);
2460 pr_debug("ray_cs untranslate RFC default\n");
2461 delta
= RX_MAC_HEADER_LENGTH
+
2462 sizeof(struct snaphdr_t
) - ETH_HLEN
;
2463 peth
= (struct ethhdr
*)(skb
->data
+ delta
);
2464 peth
->h_proto
= type
;
2468 printk("ray_cs untranslate very confused by packet\n");
2469 delta
= RX_MAC_HEADER_LENGTH
- ETH_HLEN
;
2470 peth
= (struct ethhdr
*)(skb
->data
+ delta
);
2471 peth
->h_proto
= type
;
2474 /* TBD reserve skb_reserve(skb, delta); */
2475 skb_pull(skb
, delta
);
2476 pr_debug("untranslate after skb_pull(%d), skb->data = %p\n", delta
,
2478 memcpy(peth
->h_dest
, destaddr
, ADDRLEN
);
2479 memcpy(peth
->h_source
, srcaddr
, ADDRLEN
);
2483 printk(KERN_DEBUG
"skb->data after untranslate:");
2484 for (i
= 0; i
< 64; i
++)
2485 printk("%02x ", skb
->data
[i
]);
2489 } /* end untranslate */
2491 /*===========================================================================*/
2492 /* Copy data from circular receive buffer to PC memory.
2493 * dest = destination address in PC memory
2494 * pkt_addr = source address in receive buffer
2495 * len = length of packet to copy
2497 static int copy_from_rx_buff(ray_dev_t
*local
, UCHAR
*dest
, int pkt_addr
,
2500 int wrap_bytes
= (pkt_addr
+ length
) - (RX_BUFF_END
+ 1);
2501 if (wrap_bytes
<= 0) {
2502 memcpy_fromio(dest
, local
->rmem
+ pkt_addr
, length
);
2503 } else { /* Packet wrapped in circular buffer */
2505 memcpy_fromio(dest
, local
->rmem
+ pkt_addr
,
2506 length
- wrap_bytes
);
2507 memcpy_fromio(dest
+ length
- wrap_bytes
, local
->rmem
,
2513 /*===========================================================================*/
2514 static void release_frag_chain(ray_dev_t
*local
, struct rcs __iomem
*prcs
)
2516 struct rcs __iomem
*prcslink
= prcs
;
2518 unsigned rcsindex
= readb(&prcs
->var
.rx_packet
.next_frag_rcs_index
);
2521 writeb(CCS_BUFFER_FREE
, &prcslink
->buffer_status
);
2522 if (rcsindex
>= (NUMBER_OF_CCS
+ NUMBER_OF_RCS
)) {
2523 pr_debug("ray_cs interrupt bad rcsindex = 0x%x\n",
2527 prcslink
= rcs_base(local
) + rcsindex
;
2528 rcsindex
= readb(&prcslink
->var
.rx_packet
.next_frag_rcs_index
);
2530 writeb(CCS_BUFFER_FREE
, &prcslink
->buffer_status
);
2533 /*===========================================================================*/
2534 static void authenticate(ray_dev_t
*local
)
2536 struct pcmcia_device
*link
= local
->finder
;
2537 dev_dbg(&link
->dev
, "ray_cs Starting authentication.\n");
2538 if (!(pcmcia_dev_present(link
))) {
2539 dev_dbg(&link
->dev
, "ray_cs authenticate - device not present\n");
2543 del_timer(&local
->timer
);
2544 if (build_auth_frame(local
, local
->bss_id
, OPEN_AUTH_REQUEST
)) {
2545 local
->timer
.function
= &join_net
;
2547 local
->timer
.function
= &authenticate_timeout
;
2549 local
->timer
.expires
= jiffies
+ HZ
* 2;
2550 local
->timer
.data
= (long)local
;
2551 add_timer(&local
->timer
);
2552 local
->authentication_state
= AWAITING_RESPONSE
;
2553 } /* end authenticate */
2555 /*===========================================================================*/
2556 static void rx_authenticate(ray_dev_t
*local
, struct rcs __iomem
*prcs
,
2557 unsigned int pkt_addr
, int rx_len
)
2560 struct rx_msg
*msg
= (struct rx_msg
*)buff
;
2562 del_timer(&local
->timer
);
2564 copy_from_rx_buff(local
, buff
, pkt_addr
, rx_len
& 0xff);
2565 /* if we are trying to get authenticated */
2566 if (local
->sparm
.b4
.a_network_type
== ADHOC
) {
2567 pr_debug("ray_cs rx_auth var= %02x %02x %02x %02x %02x %02x\n",
2568 msg
->var
[0], msg
->var
[1], msg
->var
[2], msg
->var
[3],
2569 msg
->var
[4], msg
->var
[5]);
2570 if (msg
->var
[2] == 1) {
2571 pr_debug("ray_cs Sending authentication response.\n");
2572 if (!build_auth_frame
2573 (local
, msg
->mac
.addr_2
, OPEN_AUTH_RESPONSE
)) {
2574 local
->authentication_state
= NEED_TO_AUTH
;
2575 memcpy(local
->auth_id
, msg
->mac
.addr_2
,
2579 } else { /* Infrastructure network */
2581 if (local
->authentication_state
== AWAITING_RESPONSE
) {
2582 /* Verify authentication sequence #2 and success */
2583 if (msg
->var
[2] == 2) {
2584 if ((msg
->var
[3] | msg
->var
[4]) == 0) {
2585 pr_debug("Authentication successful\n");
2586 local
->card_status
= CARD_AUTH_COMPLETE
;
2588 local
->authentication_state
=
2591 pr_debug("Authentication refused\n");
2592 local
->card_status
= CARD_AUTH_REFUSED
;
2593 join_net((u_long
) local
);
2594 local
->authentication_state
=
2601 } /* end rx_authenticate */
2603 /*===========================================================================*/
2604 static void associate(ray_dev_t
*local
)
2606 struct ccs __iomem
*pccs
;
2607 struct pcmcia_device
*link
= local
->finder
;
2608 struct net_device
*dev
= link
->priv
;
2610 if (!(pcmcia_dev_present(link
))) {
2611 dev_dbg(&link
->dev
, "ray_cs associate - device not present\n");
2614 /* If no tx buffers available, return */
2615 if ((ccsindex
= get_free_ccs(local
)) < 0) {
2616 /* TBD should never be here but... what if we are? */
2617 dev_dbg(&link
->dev
, "ray_cs associate - No free ccs\n");
2620 dev_dbg(&link
->dev
, "ray_cs Starting association with access point\n");
2621 pccs
= ccs_base(local
) + ccsindex
;
2622 /* fill in the CCS */
2623 writeb(CCS_START_ASSOCIATION
, &pccs
->cmd
);
2624 /* Interrupt the firmware to process the command */
2625 if (interrupt_ecf(local
, ccsindex
)) {
2626 dev_dbg(&link
->dev
, "ray_cs associate failed - ECF not ready for intr\n");
2627 writeb(CCS_BUFFER_FREE
, &(pccs
++)->buffer_status
);
2629 del_timer(&local
->timer
);
2630 local
->timer
.expires
= jiffies
+ HZ
* 2;
2631 local
->timer
.data
= (long)local
;
2632 local
->timer
.function
= &join_net
;
2633 add_timer(&local
->timer
);
2634 local
->card_status
= CARD_ASSOC_FAILED
;
2638 netif_start_queue(dev
);
2640 } /* end associate */
2642 /*===========================================================================*/
2643 static void rx_deauthenticate(ray_dev_t
*local
, struct rcs __iomem
*prcs
,
2644 unsigned int pkt_addr
, int rx_len
)
2647 struct rx_msg *msg = (struct rx_msg *)buff;
2649 pr_debug("Deauthentication frame received\n");
2650 local
->authentication_state
= UNAUTHENTICATED
;
2651 /* Need to reauthenticate or rejoin depending on reason code */
2652 /* copy_from_rx_buff(local, buff, pkt_addr, rx_len & 0xff);
2656 /*===========================================================================*/
2657 static void clear_interrupt(ray_dev_t
*local
)
2659 writeb(0, local
->amem
+ CIS_OFFSET
+ HCS_INTR_OFFSET
);
2662 /*===========================================================================*/
2663 #ifdef CONFIG_PROC_FS
2664 #define MAXDATA (PAGE_SIZE - 80)
2666 static char *card_status
[] = {
2667 "Card inserted - uninitialized", /* 0 */
2668 "Card not downloaded", /* 1 */
2669 "Waiting for download parameters", /* 2 */
2670 "Card doing acquisition", /* 3 */
2671 "Acquisition complete", /* 4 */
2672 "Authentication complete", /* 5 */
2673 "Association complete", /* 6 */
2674 "???", "???", "???", "???", /* 7 8 9 10 undefined */
2675 "Card init error", /* 11 */
2676 "Download parameters error", /* 12 */
2678 "Acquisition failed", /* 14 */
2679 "Authentication refused", /* 15 */
2680 "Association failed" /* 16 */
2683 static char *nettype
[] = { "Adhoc", "Infra " };
2684 static char *framing
[] = { "Encapsulation", "Translation" }
2687 /*===========================================================================*/
2688 static int ray_cs_proc_show(struct seq_file
*m
, void *v
)
2690 /* Print current values which are not available via other means
2694 struct pcmcia_device
*link
;
2695 struct net_device
*dev
;
2698 struct freq_hop_element
*pfh
;
2704 dev
= (struct net_device
*)link
->priv
;
2707 local
= netdev_priv(dev
);
2711 seq_puts(m
, "Raylink Wireless LAN driver status\n");
2712 seq_printf(m
, "%s\n", rcsid
);
2713 /* build 4 does not report version, and field is 0x55 after memtest */
2714 seq_puts(m
, "Firmware version = ");
2715 if (local
->fw_ver
== 0x55)
2716 seq_puts(m
, "4 - Use dump_cis for more details\n");
2718 seq_printf(m
, "%2d.%02d.%02d\n",
2719 local
->fw_ver
, local
->fw_bld
, local
->fw_var
);
2721 for (i
= 0; i
< 32; i
++)
2722 c
[i
] = local
->sparm
.b5
.a_current_ess_id
[i
];
2724 seq_printf(m
, "%s network ESSID = \"%s\"\n",
2725 nettype
[local
->sparm
.b5
.a_network_type
], c
);
2728 seq_printf(m
, "BSSID = %pM\n", p
);
2730 seq_printf(m
, "Country code = %d\n",
2731 local
->sparm
.b5
.a_curr_country_code
);
2733 i
= local
->card_status
;
2738 seq_printf(m
, "Card status = %s\n", card_status
[i
]);
2740 seq_printf(m
, "Framing mode = %s\n", framing
[translate
]);
2742 seq_printf(m
, "Last pkt signal lvl = %d\n", local
->last_rsl
);
2744 if (local
->beacon_rxed
) {
2745 /* Pull some fields out of last beacon received */
2746 seq_printf(m
, "Beacon Interval = %d Kus\n",
2747 local
->last_bcn
.beacon_intvl
[0]
2748 + 256 * local
->last_bcn
.beacon_intvl
[1]);
2750 p
= local
->last_bcn
.elements
;
2751 if (p
[0] == C_ESSID_ELEMENT_ID
)
2755 "Parse beacon failed at essid element id = %d\n",
2760 if (p
[0] == C_SUPPORTED_RATES_ELEMENT_ID
) {
2761 seq_puts(m
, "Supported rate codes = ");
2762 for (i
= 2; i
< p
[1] + 2; i
++)
2763 seq_printf(m
, "0x%02x ", p
[i
]);
2767 seq_puts(m
, "Parse beacon failed at rates element\n");
2771 if (p
[0] == C_FH_PARAM_SET_ELEMENT_ID
) {
2772 pfh
= (struct freq_hop_element
*)p
;
2773 seq_printf(m
, "Hop dwell = %d Kus\n",
2774 pfh
->dwell_time
[0] +
2775 256 * pfh
->dwell_time
[1]);
2776 seq_printf(m
, "Hop set = %d \n",
2778 seq_printf(m
, "Hop pattern = %d \n",
2780 seq_printf(m
, "Hop index = %d \n",
2785 "Parse beacon failed at FH param element\n");
2789 seq_puts(m
, "No beacons received\n");
2794 static int ray_cs_proc_open(struct inode
*inode
, struct file
*file
)
2796 return single_open(file
, ray_cs_proc_show
, NULL
);
2799 static const struct file_operations ray_cs_proc_fops
= {
2800 .owner
= THIS_MODULE
,
2801 .open
= ray_cs_proc_open
,
2803 .llseek
= seq_lseek
,
2804 .release
= single_release
,
2807 /*===========================================================================*/
2808 static int build_auth_frame(ray_dev_t
*local
, UCHAR
*dest
, int auth_type
)
2811 struct ccs __iomem
*pccs
;
2812 struct tx_msg __iomem
*ptx
;
2815 /* If no tx buffers available, return */
2816 if ((ccsindex
= get_free_tx_ccs(local
)) < 0) {
2817 pr_debug("ray_cs send authenticate - No free tx ccs\n");
2821 pccs
= ccs_base(local
) + ccsindex
;
2823 /* Address in card space */
2824 addr
= TX_BUF_BASE
+ (ccsindex
<< 11);
2825 /* fill in the CCS */
2826 writeb(CCS_TX_REQUEST
, &pccs
->cmd
);
2827 writeb(addr
>> 8, pccs
->var
.tx_request
.tx_data_ptr
);
2828 writeb(0x20, pccs
->var
.tx_request
.tx_data_ptr
+ 1);
2829 writeb(TX_AUTHENTICATE_LENGTH_MSB
, pccs
->var
.tx_request
.tx_data_length
);
2830 writeb(TX_AUTHENTICATE_LENGTH_LSB
,
2831 pccs
->var
.tx_request
.tx_data_length
+ 1);
2832 writeb(0, &pccs
->var
.tx_request
.pow_sav_mode
);
2834 ptx
= local
->sram
+ addr
;
2835 /* fill in the mac header */
2836 writeb(PROTOCOL_VER
| AUTHENTIC_TYPE
, &ptx
->mac
.frame_ctl_1
);
2837 writeb(0, &ptx
->mac
.frame_ctl_2
);
2839 memcpy_toio(ptx
->mac
.addr_1
, dest
, ADDRLEN
);
2840 memcpy_toio(ptx
->mac
.addr_2
, local
->sparm
.b4
.a_mac_addr
, ADDRLEN
);
2841 memcpy_toio(ptx
->mac
.addr_3
, local
->bss_id
, ADDRLEN
);
2843 /* Fill in msg body with protocol 00 00, sequence 01 00 ,status 00 00 */
2844 memset_io(ptx
->var
, 0, 6);
2845 writeb(auth_type
& 0xff, ptx
->var
+ 2);
2847 /* Interrupt the firmware to process the command */
2848 if (interrupt_ecf(local
, ccsindex
)) {
2850 "ray_cs send authentication request failed - ECF not ready for intr\n");
2851 writeb(CCS_BUFFER_FREE
, &(pccs
++)->buffer_status
);
2855 } /* End build_auth_frame */
2857 /*===========================================================================*/
2858 #ifdef CONFIG_PROC_FS
2859 static void raycs_write(const char *name
, write_proc_t
*w
, void *data
)
2861 struct proc_dir_entry
*entry
=
2862 create_proc_entry(name
, S_IFREG
| S_IWUSR
, NULL
);
2864 entry
->write_proc
= w
;
2869 static int write_essid(struct file
*file
, const char __user
*buffer
,
2870 unsigned long count
, void *data
)
2872 static char proc_essid
[33];
2877 memset(proc_essid
, 0, 33);
2878 if (copy_from_user(proc_essid
, buffer
, len
))
2884 static int write_int(struct file
*file
, const char __user
*buffer
,
2885 unsigned long count
, void *data
)
2887 static char proc_number
[10];
2896 if (copy_from_user(proc_number
, buffer
, count
))
2902 unsigned int c
= *p
- '0';
2913 static struct pcmcia_device_id ray_ids
[] = {
2914 PCMCIA_DEVICE_MANF_CARD(0x01a6, 0x0000),
2918 MODULE_DEVICE_TABLE(pcmcia
, ray_ids
);
2920 static struct pcmcia_driver ray_driver
= {
2921 .owner
= THIS_MODULE
,
2926 .remove
= ray_detach
,
2927 .id_table
= ray_ids
,
2928 .suspend
= ray_suspend
,
2929 .resume
= ray_resume
,
2932 static int __init
init_ray_cs(void)
2936 pr_debug("%s\n", rcsid
);
2937 rc
= pcmcia_register_driver(&ray_driver
);
2938 pr_debug("raylink init_module register_pcmcia_driver returns 0x%x\n",
2941 #ifdef CONFIG_PROC_FS
2942 proc_mkdir("driver/ray_cs", NULL
);
2944 proc_create("driver/ray_cs/ray_cs", 0, NULL
, &ray_cs_proc_fops
);
2945 raycs_write("driver/ray_cs/essid", write_essid
, NULL
);
2946 raycs_write("driver/ray_cs/net_type", write_int
, &net_type
);
2947 raycs_write("driver/ray_cs/translate", write_int
, &translate
);
2954 /*===========================================================================*/
2956 static void __exit
exit_ray_cs(void)
2958 pr_debug("ray_cs: cleanup_module\n");
2960 #ifdef CONFIG_PROC_FS
2961 remove_proc_entry("driver/ray_cs/ray_cs", NULL
);
2962 remove_proc_entry("driver/ray_cs/essid", NULL
);
2963 remove_proc_entry("driver/ray_cs/net_type", NULL
);
2964 remove_proc_entry("driver/ray_cs/translate", NULL
);
2965 remove_proc_entry("driver/ray_cs", NULL
);
2968 pcmcia_unregister_driver(&ray_driver
);
2971 module_init(init_ray_cs
);
2972 module_exit(exit_ray_cs
);
2974 /*===========================================================================*/