1 /*======================================================================
3 Aironet driver for 4500 and 4800 series cards
5 This code is released under both the GPL version 2 and BSD licenses.
6 Either license may be used. The respective licenses are found at
9 This code was developed by Benjamin Reed <breed@users.sourceforge.net>
10 including portions of which come from the Aironet PC4500
11 Developer's Reference Manual and used with permission. Copyright
12 (C) 1999 Benjamin Reed. All Rights Reserved. Permission to use
13 code in the Developer's manual was granted for this driver by
14 Aironet. Major code contributions were received from Javier Achirica
15 <achirica@users.sourceforge.net> and Jean Tourrilhes <jt@hpl.hp.com>.
16 Code was also integrated from the Cisco Aironet driver for Linux.
17 Support for MPI350 cards was added by Fabrice Bellet
18 <fabrice@bellet.info>.
20 ======================================================================*/
22 #include <linux/err.h>
23 #include <linux/init.h>
25 #include <linux/kernel.h>
26 #include <linux/module.h>
27 #include <linux/proc_fs.h>
29 #include <linux/sched.h>
30 #include <linux/ptrace.h>
31 #include <linux/slab.h>
32 #include <linux/string.h>
33 #include <linux/timer.h>
34 #include <linux/interrupt.h>
36 #include <linux/bitops.h>
37 #include <linux/scatterlist.h>
38 #include <linux/crypto.h>
40 #include <asm/system.h>
41 #include <asm/unaligned.h>
43 #include <linux/netdevice.h>
44 #include <linux/etherdevice.h>
45 #include <linux/skbuff.h>
46 #include <linux/if_arp.h>
47 #include <linux/ioport.h>
48 #include <linux/pci.h>
49 #include <asm/uaccess.h>
50 #include <net/ieee80211.h>
51 #include <linux/kthread.h>
52 #include <linux/freezer.h>
56 #define DRV_NAME "airo"
59 static struct pci_device_id card_ids
[] = {
60 { 0x14b9, 1, PCI_ANY_ID
, PCI_ANY_ID
, },
61 { 0x14b9, 0x4500, PCI_ANY_ID
, PCI_ANY_ID
},
62 { 0x14b9, 0x4800, PCI_ANY_ID
, PCI_ANY_ID
, },
63 { 0x14b9, 0x0340, PCI_ANY_ID
, PCI_ANY_ID
, },
64 { 0x14b9, 0x0350, PCI_ANY_ID
, PCI_ANY_ID
, },
65 { 0x14b9, 0x5000, PCI_ANY_ID
, PCI_ANY_ID
, },
66 { 0x14b9, 0xa504, PCI_ANY_ID
, PCI_ANY_ID
, },
69 MODULE_DEVICE_TABLE(pci
, card_ids
);
71 static int airo_pci_probe(struct pci_dev
*, const struct pci_device_id
*);
72 static void airo_pci_remove(struct pci_dev
*);
73 static int airo_pci_suspend(struct pci_dev
*pdev
, pm_message_t state
);
74 static int airo_pci_resume(struct pci_dev
*pdev
);
76 static struct pci_driver airo_driver
= {
79 .probe
= airo_pci_probe
,
80 .remove
= __devexit_p(airo_pci_remove
),
81 .suspend
= airo_pci_suspend
,
82 .resume
= airo_pci_resume
,
84 #endif /* CONFIG_PCI */
86 /* Include Wireless Extension definition and check version - Jean II */
87 #include <linux/wireless.h>
88 #define WIRELESS_SPY // enable iwspy support
89 #include <net/iw_handler.h> // New driver API
91 #define CISCO_EXT // enable Cisco extensions
93 #include <linux/delay.h>
96 /* Hack to do some power saving */
99 /* As you can see this list is HUGH!
100 I really don't know what a lot of these counts are about, but they
101 are all here for completeness. If the IGNLABEL macro is put in
102 infront of the label, that statistic will not be included in the list
103 of statistics in the /proc filesystem */
105 #define IGNLABEL(comment) NULL
106 static char *statsLabels
[] = {
108 IGNLABEL("RxPlcpCrcErr"),
109 IGNLABEL("RxPlcpFormatErr"),
110 IGNLABEL("RxPlcpLengthErr"),
141 "LostSync-MissedBeacons",
142 "LostSync-ArlExceeded",
144 "LostSync-Disassoced",
145 "LostSync-TsfTiming",
154 IGNLABEL("HmacTxMc"),
155 IGNLABEL("HmacTxBc"),
156 IGNLABEL("HmacTxUc"),
157 IGNLABEL("HmacTxFail"),
158 IGNLABEL("HmacRxMc"),
159 IGNLABEL("HmacRxBc"),
160 IGNLABEL("HmacRxUc"),
161 IGNLABEL("HmacRxDiscard"),
162 IGNLABEL("HmacRxAccepted"),
170 IGNLABEL("ReasonOutsideTable"),
171 IGNLABEL("ReasonStatus1"),
172 IGNLABEL("ReasonStatus2"),
173 IGNLABEL("ReasonStatus3"),
174 IGNLABEL("ReasonStatus4"),
175 IGNLABEL("ReasonStatus5"),
176 IGNLABEL("ReasonStatus6"),
177 IGNLABEL("ReasonStatus7"),
178 IGNLABEL("ReasonStatus8"),
179 IGNLABEL("ReasonStatus9"),
180 IGNLABEL("ReasonStatus10"),
181 IGNLABEL("ReasonStatus11"),
182 IGNLABEL("ReasonStatus12"),
183 IGNLABEL("ReasonStatus13"),
184 IGNLABEL("ReasonStatus14"),
185 IGNLABEL("ReasonStatus15"),
186 IGNLABEL("ReasonStatus16"),
187 IGNLABEL("ReasonStatus17"),
188 IGNLABEL("ReasonStatus18"),
189 IGNLABEL("ReasonStatus19"),
209 #define RUN_AT(x) (jiffies+(x))
213 /* These variables are for insmod, since it seems that the rates
214 can only be set in setup_card. Rates should be a comma separated
215 (no spaces) list of rates (up to 8). */
218 static int basic_rate
;
219 static char *ssids
[3];
225 int maxencrypt
/* = 0 */; /* The highest rate that the card can encrypt at.
226 0 means no limit. For old cards this was 4 */
228 static int auto_wep
/* = 0 */; /* If set, it tries to figure out the wep mode */
229 static int aux_bap
/* = 0 */; /* Checks to see if the aux ports are needed to read
230 the bap, needed on some older cards and buses. */
233 static int probe
= 1;
235 static int proc_uid
/* = 0 */;
237 static int proc_gid
/* = 0 */;
239 static int airo_perm
= 0555;
241 static int proc_perm
= 0644;
243 MODULE_AUTHOR("Benjamin Reed");
244 MODULE_DESCRIPTION("Support for Cisco/Aironet 802.11 wireless ethernet \
245 cards. Direct support for ISA/PCI/MPI cards and support \
246 for PCMCIA when used with airo_cs.");
247 MODULE_LICENSE("Dual BSD/GPL");
248 MODULE_SUPPORTED_DEVICE("Aironet 4500, 4800 and Cisco 340/350");
249 module_param_array(io
, int, NULL
, 0);
250 module_param_array(irq
, int, NULL
, 0);
251 module_param(basic_rate
, int, 0);
252 module_param_array(rates
, int, NULL
, 0);
253 module_param_array(ssids
, charp
, NULL
, 0);
254 module_param(auto_wep
, int, 0);
255 MODULE_PARM_DESC(auto_wep
, "If non-zero, the driver will keep looping through \
256 the authentication options until an association is made. The value of \
257 auto_wep is number of the wep keys to check. A value of 2 will try using \
258 the key at index 0 and index 1.");
259 module_param(aux_bap
, int, 0);
260 MODULE_PARM_DESC(aux_bap
, "If non-zero, the driver will switch into a mode \
261 than seems to work better for older cards with some older buses. Before \
262 switching it checks that the switch is needed.");
263 module_param(maxencrypt
, int, 0);
264 MODULE_PARM_DESC(maxencrypt
, "The maximum speed that the card can do \
265 encryption. Units are in 512kbs. Zero (default) means there is no limit. \
266 Older cards used to be limited to 2mbs (4).");
267 module_param(adhoc
, int, 0);
268 MODULE_PARM_DESC(adhoc
, "If non-zero, the card will start in adhoc mode.");
269 module_param(probe
, int, 0);
270 MODULE_PARM_DESC(probe
, "If zero, the driver won't start the card.");
272 module_param(proc_uid
, int, 0);
273 MODULE_PARM_DESC(proc_uid
, "The uid that the /proc files will belong to.");
274 module_param(proc_gid
, int, 0);
275 MODULE_PARM_DESC(proc_gid
, "The gid that the /proc files will belong to.");
276 module_param(airo_perm
, int, 0);
277 MODULE_PARM_DESC(airo_perm
, "The permission bits of /proc/[driver/]aironet.");
278 module_param(proc_perm
, int, 0);
279 MODULE_PARM_DESC(proc_perm
, "The permission bits of the files in /proc");
281 /* This is a kind of sloppy hack to get this information to OUT4500 and
282 IN4500. I would be extremely interested in the situation where this
283 doesn't work though!!! */
284 static int do8bitIO
= 0;
293 #define MAC_ENABLE 0x0001
294 #define MAC_DISABLE 0x0002
295 #define CMD_LOSE_SYNC 0x0003 /* Not sure what this does... */
296 #define CMD_SOFTRESET 0x0004
297 #define HOSTSLEEP 0x0005
298 #define CMD_MAGIC_PKT 0x0006
299 #define CMD_SETWAKEMASK 0x0007
300 #define CMD_READCFG 0x0008
301 #define CMD_SETMODE 0x0009
302 #define CMD_ALLOCATETX 0x000a
303 #define CMD_TRANSMIT 0x000b
304 #define CMD_DEALLOCATETX 0x000c
306 #define CMD_WORKAROUND 0x0011
307 #define CMD_ALLOCATEAUX 0x0020
308 #define CMD_ACCESS 0x0021
309 #define CMD_PCIBAP 0x0022
310 #define CMD_PCIAUX 0x0023
311 #define CMD_ALLOCBUF 0x0028
312 #define CMD_GETTLV 0x0029
313 #define CMD_PUTTLV 0x002a
314 #define CMD_DELTLV 0x002b
315 #define CMD_FINDNEXTTLV 0x002c
316 #define CMD_PSPNODES 0x0030
317 #define CMD_SETCW 0x0031
318 #define CMD_SETPCF 0x0032
319 #define CMD_SETPHYREG 0x003e
320 #define CMD_TXTEST 0x003f
321 #define MAC_ENABLETX 0x0101
322 #define CMD_LISTBSS 0x0103
323 #define CMD_SAVECFG 0x0108
324 #define CMD_ENABLEAUX 0x0111
325 #define CMD_WRITERID 0x0121
326 #define CMD_USEPSPNODES 0x0130
327 #define MAC_ENABLERX 0x0201
330 #define ERROR_QUALIF 0x00
331 #define ERROR_ILLCMD 0x01
332 #define ERROR_ILLFMT 0x02
333 #define ERROR_INVFID 0x03
334 #define ERROR_INVRID 0x04
335 #define ERROR_LARGE 0x05
336 #define ERROR_NDISABL 0x06
337 #define ERROR_ALLOCBSY 0x07
338 #define ERROR_NORD 0x0B
339 #define ERROR_NOWR 0x0C
340 #define ERROR_INVFIDTX 0x0D
341 #define ERROR_TESTACT 0x0E
342 #define ERROR_TAGNFND 0x12
343 #define ERROR_DECODE 0x20
344 #define ERROR_DESCUNAV 0x21
345 #define ERROR_BADLEN 0x22
346 #define ERROR_MODE 0x80
347 #define ERROR_HOP 0x81
348 #define ERROR_BINTER 0x82
349 #define ERROR_RXMODE 0x83
350 #define ERROR_MACADDR 0x84
351 #define ERROR_RATES 0x85
352 #define ERROR_ORDER 0x86
353 #define ERROR_SCAN 0x87
354 #define ERROR_AUTH 0x88
355 #define ERROR_PSMODE 0x89
356 #define ERROR_RTYPE 0x8A
357 #define ERROR_DIVER 0x8B
358 #define ERROR_SSID 0x8C
359 #define ERROR_APLIST 0x8D
360 #define ERROR_AUTOWAKE 0x8E
361 #define ERROR_LEAP 0x8F
372 #define LINKSTAT 0x10
376 #define TXALLOCFID 0x22
377 #define TXCOMPLFID 0x24
392 /* Offset into aux memory for descriptors */
393 #define AUX_OFFSET 0x800
394 /* Size of allocated packets */
397 /* Size of the transmit queue */
401 #define BAP0 0 // Used for receiving packets
402 #define BAP1 2 // Used for xmiting packets and working with RIDS
405 #define COMMAND_BUSY 0x8000
407 #define BAP_BUSY 0x8000
408 #define BAP_ERR 0x4000
409 #define BAP_DONE 0x2000
411 #define PROMISC 0xffff
412 #define NOPROMISC 0x0000
415 #define EV_CLEARCOMMANDBUSY 0x4000
418 #define EV_TXEXC 0x04
419 #define EV_ALLOC 0x08
421 #define EV_AWAKE 0x100
422 #define EV_TXCPY 0x400
423 #define EV_UNKNOWN 0x800
424 #define EV_MIC 0x1000 /* Message Integrity Check Interrupt */
425 #define EV_AWAKEN 0x2000
426 #define STATUS_INTS (EV_AWAKE|EV_LINK|EV_TXEXC|EV_TX|EV_TXCPY|EV_RX|EV_MIC)
428 #ifdef CHECK_UNKNOWN_INTS
429 #define IGNORE_INTS ( EV_CMD | EV_UNKNOWN)
431 #define IGNORE_INTS (~STATUS_INTS)
438 #define RID_CAPABILITIES 0xFF00
439 #define RID_APINFO 0xFF01
440 #define RID_RADIOINFO 0xFF02
441 #define RID_UNKNOWN3 0xFF03
442 #define RID_RSSI 0xFF04
443 #define RID_CONFIG 0xFF10
444 #define RID_SSID 0xFF11
445 #define RID_APLIST 0xFF12
446 #define RID_DRVNAME 0xFF13
447 #define RID_ETHERENCAP 0xFF14
448 #define RID_WEP_TEMP 0xFF15
449 #define RID_WEP_PERM 0xFF16
450 #define RID_MODULATION 0xFF17
451 #define RID_OPTIONS 0xFF18
452 #define RID_ACTUALCONFIG 0xFF20 /*readonly*/
453 #define RID_FACTORYCONFIG 0xFF21
454 #define RID_UNKNOWN22 0xFF22
455 #define RID_LEAPUSERNAME 0xFF23
456 #define RID_LEAPPASSWORD 0xFF24
457 #define RID_STATUS 0xFF50
458 #define RID_BEACON_HST 0xFF51
459 #define RID_BUSY_HST 0xFF52
460 #define RID_RETRIES_HST 0xFF53
461 #define RID_UNKNOWN54 0xFF54
462 #define RID_UNKNOWN55 0xFF55
463 #define RID_UNKNOWN56 0xFF56
464 #define RID_MIC 0xFF57
465 #define RID_STATS16 0xFF60
466 #define RID_STATS16DELTA 0xFF61
467 #define RID_STATS16DELTACLEAR 0xFF62
468 #define RID_STATS 0xFF68
469 #define RID_STATSDELTA 0xFF69
470 #define RID_STATSDELTACLEAR 0xFF6A
471 #define RID_ECHOTEST_RID 0xFF70
472 #define RID_ECHOTEST_RESULTS 0xFF71
473 #define RID_BSSLISTFIRST 0xFF72
474 #define RID_BSSLISTNEXT 0xFF73
475 #define RID_WPA_BSSLISTFIRST 0xFF74
476 #define RID_WPA_BSSLISTNEXT 0xFF75
493 * Rids and endian-ness: The Rids will always be in cpu endian, since
494 * this all the patches from the big-endian guys end up doing that.
495 * so all rid access should use the read/writeXXXRid routines.
498 /* This is redundant for x86 archs, but it seems necessary for ARM */
501 /* This structure came from an email sent to me from an engineer at
502 aironet for inclusion into this driver */
511 /* These structures are from the Aironet's PC4500 Developers Manual */
525 #define MOD_DEFAULT cpu_to_le16(0)
526 #define MOD_CCK cpu_to_le16(1)
527 #define MOD_MOK cpu_to_le16(2)
531 __le16 len
; /* sizeof(ConfigRid) */
532 __le16 opmode
; /* operating mode */
533 #define MODE_STA_IBSS cpu_to_le16(0)
534 #define MODE_STA_ESS cpu_to_le16(1)
535 #define MODE_AP cpu_to_le16(2)
536 #define MODE_AP_RPTR cpu_to_le16(3)
537 #define MODE_CFG_MASK cpu_to_le16(0xff)
538 #define MODE_ETHERNET_HOST cpu_to_le16(0<<8) /* rx payloads converted */
539 #define MODE_LLC_HOST cpu_to_le16(1<<8) /* rx payloads left as is */
540 #define MODE_AIRONET_EXTEND cpu_to_le16(1<<9) /* enable Aironet extenstions */
541 #define MODE_AP_INTERFACE cpu_to_le16(1<<10) /* enable ap interface extensions */
542 #define MODE_ANTENNA_ALIGN cpu_to_le16(1<<11) /* enable antenna alignment */
543 #define MODE_ETHER_LLC cpu_to_le16(1<<12) /* enable ethernet LLC */
544 #define MODE_LEAF_NODE cpu_to_le16(1<<13) /* enable leaf node bridge */
545 #define MODE_CF_POLLABLE cpu_to_le16(1<<14) /* enable CF pollable */
546 #define MODE_MIC cpu_to_le16(1<<15) /* enable MIC */
547 __le16 rmode
; /* receive mode */
548 #define RXMODE_BC_MC_ADDR cpu_to_le16(0)
549 #define RXMODE_BC_ADDR cpu_to_le16(1) /* ignore multicasts */
550 #define RXMODE_ADDR cpu_to_le16(2) /* ignore multicast and broadcast */
551 #define RXMODE_RFMON cpu_to_le16(3) /* wireless monitor mode */
552 #define RXMODE_RFMON_ANYBSS cpu_to_le16(4)
553 #define RXMODE_LANMON cpu_to_le16(5) /* lan style monitor -- data packets only */
554 #define RXMODE_MASK cpu_to_le16(255)
555 #define RXMODE_DISABLE_802_3_HEADER cpu_to_le16(1<<8) /* disables 802.3 header on rx */
556 #define RXMODE_FULL_MASK (RXMODE_MASK | RXMODE_DISABLE_802_3_HEADER)
557 #define RXMODE_NORMALIZED_RSSI cpu_to_le16(1<<9) /* return normalized RSSI */
560 u8 macAddr
[ETH_ALEN
];
562 __le16 shortRetryLimit
;
563 __le16 longRetryLimit
;
564 __le16 txLifetime
; /* in kusec */
565 __le16 rxLifetime
; /* in kusec */
568 __le16 u16deviceType
; /* for overriding device type */
571 __le16 _reserved1
[3];
572 /*---------- Scanning/Associating ----------*/
574 #define SCANMODE_ACTIVE cpu_to_le16(0)
575 #define SCANMODE_PASSIVE cpu_to_le16(1)
576 #define SCANMODE_AIROSCAN cpu_to_le16(2)
577 __le16 probeDelay
; /* in kusec */
578 __le16 probeEnergyTimeout
; /* in kusec */
579 __le16 probeResponseTimeout
;
580 __le16 beaconListenTimeout
;
581 __le16 joinNetTimeout
;
584 #define AUTH_OPEN cpu_to_le16(0x1)
585 #define AUTH_ENCRYPT cpu_to_le16(0x101)
586 #define AUTH_SHAREDKEY cpu_to_le16(0x102)
587 #define AUTH_ALLOW_UNENCRYPTED cpu_to_le16(0x200)
588 __le16 associationTimeout
;
589 __le16 specifiedApTimeout
;
590 __le16 offlineScanInterval
;
591 __le16 offlineScanDuration
;
592 __le16 linkLossDelay
;
593 __le16 maxBeaconLostTime
;
594 __le16 refreshInterval
;
595 #define DISABLE_REFRESH cpu_to_le16(0xFFFF)
596 __le16 _reserved1a
[1];
597 /*---------- Power save operation ----------*/
598 __le16 powerSaveMode
;
599 #define POWERSAVE_CAM cpu_to_le16(0)
600 #define POWERSAVE_PSP cpu_to_le16(1)
601 #define POWERSAVE_PSPCAM cpu_to_le16(2)
602 __le16 sleepForDtims
;
603 __le16 listenInterval
;
604 __le16 fastListenInterval
;
606 __le16 fastListenDelay
;
607 __le16 _reserved2
[2];
608 /*---------- Ap/Ibss config items ----------*/
615 __le16 bridgeDistance
;
617 /*---------- Radio configuration ----------*/
619 #define RADIOTYPE_DEFAULT cpu_to_le16(0)
620 #define RADIOTYPE_802_11 cpu_to_le16(1)
621 #define RADIOTYPE_LEGACY cpu_to_le16(2)
625 #define TXPOWER_DEFAULT 0
626 __le16 rssiThreshold
;
627 #define RSSI_DEFAULT 0
629 #define PREAMBLE_AUTO cpu_to_le16(0)
630 #define PREAMBLE_LONG cpu_to_le16(1)
631 #define PREAMBLE_SHORT cpu_to_le16(2)
634 __le16 radioSpecific
;
635 /*---------- Aironet Extensions ----------*/
640 __le16 _reserved4
[1];
641 /*---------- Aironet Extensions ----------*/
643 #define MAGIC_ACTION_STSCHG 1
644 #define MAGIC_ACTION_RESUME 2
645 #define MAGIC_IGNORE_MCAST (1<<8)
646 #define MAGIC_IGNORE_BCAST (1<<9)
647 #define MAGIC_SWITCH_TO_PSP (0<<10)
648 #define MAGIC_STAY_IN_CAM (1<<10)
662 u8 bssid
[4][ETH_ALEN
];
669 __le16 hopsToBackbone
;
671 __le16 generatedLoad
;
672 __le16 accumulatedArl
;
673 __le16 signalQuality
;
674 __le16 currentXmitRate
;
675 __le16 apDevExtensions
;
676 __le16 normalizedSignalStrength
;
677 __le16 shortPreamble
;
679 u8 noisePercent
; /* Noise percent in last second */
680 u8 noisedBm
; /* Noise dBm in last second */
681 u8 noiseAvePercent
; /* Noise percent in last minute */
682 u8 noiseAvedBm
; /* Noise dBm in last minute */
683 u8 noiseMaxPercent
; /* Highest noise percent in last minute */
684 u8 noiseMaxdBm
; /* Highest noise dbm in last minute */
688 #define STAT_NOPACKETS 0
689 #define STAT_NOCARRIERSET 10
690 #define STAT_GOTCARRIERSET 11
691 #define STAT_WRONGSSID 20
692 #define STAT_BADCHANNEL 25
693 #define STAT_BADBITRATES 30
694 #define STAT_BADPRIVACY 35
695 #define STAT_APFOUND 40
696 #define STAT_APREJECTED 50
697 #define STAT_AUTHENTICATING 60
698 #define STAT_DEAUTHENTICATED 61
699 #define STAT_AUTHTIMEOUT 62
700 #define STAT_ASSOCIATING 70
701 #define STAT_DEASSOCIATED 71
702 #define STAT_ASSOCTIMEOUT 72
703 #define STAT_NOTAIROAP 73
704 #define STAT_ASSOCIATED 80
705 #define STAT_LEAPING 90
706 #define STAT_LEAPFAILED 91
707 #define STAT_LEAPTIMEDOUT 92
708 #define STAT_LEAPCOMPLETE 93
731 char factoryAddr
[ETH_ALEN
];
732 char aironetAddr
[ETH_ALEN
];
735 char callid
[ETH_ALEN
];
736 char supportedRates
[8];
739 __le16 txPowerLevels
[8];
753 /* Only present on firmware >= 5.30.17 */
756 u8 fixed
[12]; /* WLAN management frame */
762 __le16 index
; /* First is 0 and 0xffff means end of list */
763 #define RADIO_FH 1 /* Frequency hopping radio type */
764 #define RADIO_DS 2 /* Direct sequence radio type */
765 #define RADIO_TMA 4 /* Proprietary radio used in old cards (2500) */
767 u8 bssid
[ETH_ALEN
]; /* Mac address of the BSS */
772 #define CAP_ESS cpu_to_le16(1<<0)
773 #define CAP_IBSS cpu_to_le16(1<<1)
774 #define CAP_PRIVACY cpu_to_le16(1<<4)
775 #define CAP_SHORTHDR cpu_to_le16(1<<5)
777 __le16 beaconInterval
;
778 u8 rates
[8]; /* Same as rates for config rid */
779 struct { /* For frequency hopping only */
789 /* Only present on firmware >= 5.30.17 */
790 BSSListRidExtra extra
;
795 struct list_head list
;
841 #define TXCTL_TXOK (1<<1) /* report if tx is ok */
842 #define TXCTL_TXEX (1<<2) /* report if tx fails */
843 #define TXCTL_802_3 (0<<3) /* 802.3 packet */
844 #define TXCTL_802_11 (1<<3) /* 802.11 mac packet */
845 #define TXCTL_ETHERNET (0<<4) /* payload has ethertype */
846 #define TXCTL_LLC (1<<4) /* payload is llc */
847 #define TXCTL_RELEASE (0<<5) /* release after completion */
848 #define TXCTL_NORELEASE (1<<5) /* on completion returns to host */
850 #define BUSY_FID 0x10000
853 #define AIROMAGIC 0xa55a
854 /* Warning : SIOCDEVPRIVATE may disapear during 2.5.X - Jean II */
855 #ifdef SIOCIWFIRSTPRIV
856 #ifdef SIOCDEVPRIVATE
857 #define AIROOLDIOCTL SIOCDEVPRIVATE
858 #define AIROOLDIDIFC AIROOLDIOCTL + 1
859 #endif /* SIOCDEVPRIVATE */
860 #else /* SIOCIWFIRSTPRIV */
861 #define SIOCIWFIRSTPRIV SIOCDEVPRIVATE
862 #endif /* SIOCIWFIRSTPRIV */
863 /* This may be wrong. When using the new SIOCIWFIRSTPRIV range, we probably
864 * should use only "GET" ioctls (last bit set to 1). "SET" ioctls are root
865 * only and don't return the modified struct ifreq to the application which
866 * is usually a problem. - Jean II */
867 #define AIROIOCTL SIOCIWFIRSTPRIV
868 #define AIROIDIFC AIROIOCTL + 1
870 /* Ioctl constants to be used in airo_ioctl.command */
872 #define AIROGCAP 0 // Capability rid
873 #define AIROGCFG 1 // USED A LOT
874 #define AIROGSLIST 2 // System ID list
875 #define AIROGVLIST 3 // List of specified AP's
876 #define AIROGDRVNAM 4 // NOTUSED
877 #define AIROGEHTENC 5 // NOTUSED
878 #define AIROGWEPKTMP 6
879 #define AIROGWEPKNV 7
881 #define AIROGSTATSC32 9
882 #define AIROGSTATSD32 10
883 #define AIROGMICRID 11
884 #define AIROGMICSTATS 12
885 #define AIROGFLAGS 13
888 #define AIRORSWVERSION 17
890 /* Leave gap of 40 commands after AIROGSTATSD32 for future */
892 #define AIROPCAP AIROGSTATSD32 + 40
893 #define AIROPVLIST AIROPCAP + 1
894 #define AIROPSLIST AIROPVLIST + 1
895 #define AIROPCFG AIROPSLIST + 1
896 #define AIROPSIDS AIROPCFG + 1
897 #define AIROPAPLIST AIROPSIDS + 1
898 #define AIROPMACON AIROPAPLIST + 1 /* Enable mac */
899 #define AIROPMACOFF AIROPMACON + 1 /* Disable mac */
900 #define AIROPSTCLR AIROPMACOFF + 1
901 #define AIROPWEPKEY AIROPSTCLR + 1
902 #define AIROPWEPKEYNV AIROPWEPKEY + 1
903 #define AIROPLEAPPWD AIROPWEPKEYNV + 1
904 #define AIROPLEAPUSR AIROPLEAPPWD + 1
908 #define AIROFLSHRST AIROPWEPKEYNV + 40
909 #define AIROFLSHGCHR AIROFLSHRST + 1
910 #define AIROFLSHSTFL AIROFLSHGCHR + 1
911 #define AIROFLSHPCHR AIROFLSHSTFL + 1
912 #define AIROFLPUTBUF AIROFLSHPCHR + 1
913 #define AIRORESTART AIROFLPUTBUF + 1
915 #define FLASHSIZE 32768
916 #define AUXMEMSIZE (256 * 1024)
918 typedef struct aironet_ioctl
{
919 unsigned short command
; // What to do
920 unsigned short len
; // Len of data
921 unsigned short ridnum
; // rid number
922 unsigned char __user
*data
; // d-data
925 static char swversion
[] = "2.1";
926 #endif /* CISCO_EXT */
928 #define NUM_MODULES 2
929 #define MIC_MSGLEN_MAX 2400
930 #define EMMH32_MSGLEN_MAX MIC_MSGLEN_MAX
931 #define AIRO_DEF_MTU 2312
935 u8 enabled
; // MIC enabled or not
936 u32 rxSuccess
; // successful packets received
937 u32 rxIncorrectMIC
; // pkts dropped due to incorrect MIC comparison
938 u32 rxNotMICed
; // pkts dropped due to not being MIC'd
939 u32 rxMICPlummed
; // pkts dropped due to not having a MIC plummed
940 u32 rxWrongSequence
; // pkts dropped due to sequence number violation
945 u32 coeff
[((EMMH32_MSGLEN_MAX
)+3)>>2];
946 u64 accum
; // accumulated mic, reduced to u32 in final()
947 int position
; // current position (byte offset) in message
951 } part
; // saves partial message word across update() calls
955 emmh32_context seed
; // Context - the seed
956 u32 rx
; // Received sequence number
957 u32 tx
; // Tx sequence number
958 u32 window
; // Start of window
959 u8 valid
; // Flag to say if context is valid or not
964 miccntx mCtx
; // Multicast context
965 miccntx uCtx
; // Unicast context
969 unsigned int rid
: 16;
970 unsigned int len
: 15;
971 unsigned int valid
: 1;
972 dma_addr_t host_addr
;
976 unsigned int offset
: 15;
978 unsigned int len
: 15;
979 unsigned int valid
: 1;
980 dma_addr_t host_addr
;
984 unsigned int ctl
: 15;
986 unsigned int len
: 15;
987 unsigned int valid
: 1;
988 dma_addr_t host_addr
;
992 * Host receive descriptor
995 unsigned char __iomem
*card_ram_off
; /* offset into card memory of the
997 RxFid rx_desc
; /* card receive descriptor */
998 char *virtual_host_addr
; /* virtual address of host receive
1004 * Host transmit descriptor
1007 unsigned char __iomem
*card_ram_off
; /* offset into card memory of the
1009 TxFid tx_desc
; /* card transmit descriptor */
1010 char *virtual_host_addr
; /* virtual address of host receive
1016 * Host RID descriptor
1019 unsigned char __iomem
*card_ram_off
; /* offset into card memory of the
1021 Rid rid_desc
; /* card RID descriptor */
1022 char *virtual_host_addr
; /* virtual address of host receive
1031 #define HOST_SET (1 << 0)
1032 #define HOST_INT_TX (1 << 1) /* Interrupt on successful TX */
1033 #define HOST_INT_TXERR (1 << 2) /* Interrupt on unseccessful TX */
1034 #define HOST_LCC_PAYLOAD (1 << 4) /* LLC payload, 0 = Ethertype */
1035 #define HOST_DONT_RLSE (1 << 5) /* Don't release buffer when done */
1036 #define HOST_DONT_RETRY (1 << 6) /* Don't retry trasmit */
1037 #define HOST_CLR_AID (1 << 7) /* clear AID failure */
1038 #define HOST_RTS (1 << 9) /* Force RTS use */
1039 #define HOST_SHORT (1 << 10) /* Do short preamble */
1066 static WifiCtlHdr wifictlhdr8023
= {
1068 .ctl
= HOST_DONT_RLSE
,
1072 // Frequency list (map channels to frequencies)
1073 static const long frequency_list
[] = { 2412, 2417, 2422, 2427, 2432, 2437, 2442,
1074 2447, 2452, 2457, 2462, 2467, 2472, 2484 };
1076 // A few details needed for WEP (Wireless Equivalent Privacy)
1077 #define MAX_KEY_SIZE 13 // 128 (?) bits
1078 #define MIN_KEY_SIZE 5 // 40 bits RC4 - WEP
1079 typedef struct wep_key_t
{
1081 u8 key
[16]; /* 40-bit and 104-bit keys */
1084 /* Backward compatibility */
1085 #ifndef IW_ENCODE_NOKEY
1086 #define IW_ENCODE_NOKEY 0x0800 /* Key is write only, so not present */
1087 #define IW_ENCODE_MODE (IW_ENCODE_DISABLED | IW_ENCODE_RESTRICTED | IW_ENCODE_OPEN)
1088 #endif /* IW_ENCODE_NOKEY */
1090 /* List of Wireless Handlers (new API) */
1091 static const struct iw_handler_def airo_handler_def
;
1093 static const char version
[] = "airo.c 0.6 (Ben Reed & Javier Achirica)";
1097 static int get_dec_u16( char *buffer
, int *start
, int limit
);
1098 static void OUT4500( struct airo_info
*, u16
register, u16 value
);
1099 static unsigned short IN4500( struct airo_info
*, u16
register );
1100 static u16
setup_card(struct airo_info
*, u8
*mac
, int lock
);
1101 static int enable_MAC(struct airo_info
*ai
, int lock
);
1102 static void disable_MAC(struct airo_info
*ai
, int lock
);
1103 static void enable_interrupts(struct airo_info
*);
1104 static void disable_interrupts(struct airo_info
*);
1105 static u16
issuecommand(struct airo_info
*, Cmd
*pCmd
, Resp
*pRsp
);
1106 static int bap_setup(struct airo_info
*, u16 rid
, u16 offset
, int whichbap
);
1107 static int aux_bap_read(struct airo_info
*, __le16
*pu16Dst
, int bytelen
,
1109 static int fast_bap_read(struct airo_info
*, __le16
*pu16Dst
, int bytelen
,
1111 static int bap_write(struct airo_info
*, const __le16
*pu16Src
, int bytelen
,
1113 static int PC4500_accessrid(struct airo_info
*, u16 rid
, u16 accmd
);
1114 static int PC4500_readrid(struct airo_info
*, u16 rid
, void *pBuf
, int len
, int lock
);
1115 static int PC4500_writerid(struct airo_info
*, u16 rid
, const void
1116 *pBuf
, int len
, int lock
);
1117 static int do_writerid( struct airo_info
*, u16 rid
, const void *rid_data
,
1118 int len
, int dummy
);
1119 static u16
transmit_allocate(struct airo_info
*, int lenPayload
, int raw
);
1120 static int transmit_802_3_packet(struct airo_info
*, int len
, char *pPacket
);
1121 static int transmit_802_11_packet(struct airo_info
*, int len
, char *pPacket
);
1123 static int mpi_send_packet (struct net_device
*dev
);
1124 static void mpi_unmap_card(struct pci_dev
*pci
);
1125 static void mpi_receive_802_3(struct airo_info
*ai
);
1126 static void mpi_receive_802_11(struct airo_info
*ai
);
1127 static int waitbusy (struct airo_info
*ai
);
1129 static irqreturn_t
airo_interrupt( int irq
, void* dev_id
);
1130 static int airo_thread(void *data
);
1131 static void timer_func( struct net_device
*dev
);
1132 static int airo_ioctl(struct net_device
*dev
, struct ifreq
*rq
, int cmd
);
1133 static struct iw_statistics
*airo_get_wireless_stats (struct net_device
*dev
);
1134 static void airo_read_wireless_stats (struct airo_info
*local
);
1136 static int readrids(struct net_device
*dev
, aironet_ioctl
*comp
);
1137 static int writerids(struct net_device
*dev
, aironet_ioctl
*comp
);
1138 static int flashcard(struct net_device
*dev
, aironet_ioctl
*comp
);
1139 #endif /* CISCO_EXT */
1140 static void micinit(struct airo_info
*ai
);
1141 static int micsetup(struct airo_info
*ai
);
1142 static int encapsulate(struct airo_info
*ai
, etherHead
*pPacket
, MICBuffer
*buffer
, int len
);
1143 static int decapsulate(struct airo_info
*ai
, MICBuffer
*mic
, etherHead
*pPacket
, u16 payLen
);
1145 static u8
airo_rssi_to_dbm (tdsRssiEntry
*rssi_rid
, u8 rssi
);
1146 static u8
airo_dbm_to_pct (tdsRssiEntry
*rssi_rid
, u8 dbm
);
1148 static void airo_networks_free(struct airo_info
*ai
);
1151 struct net_device_stats stats
;
1152 struct net_device
*dev
;
1153 struct list_head dev_list
;
1154 /* Note, we can have MAX_FIDS outstanding. FIDs are 16-bits, so we
1155 use the high bit to mark whether it is in use. */
1157 #define MPI_MAX_FIDS 1
1160 char keyindex
; // Used with auto wep
1161 char defindex
; // Used with auto wep
1162 struct proc_dir_entry
*proc_entry
;
1163 spinlock_t aux_lock
;
1164 #define FLAG_RADIO_OFF 0 /* User disabling of MAC */
1165 #define FLAG_RADIO_DOWN 1 /* ifup/ifdown disabling of MAC */
1166 #define FLAG_RADIO_MASK 0x03
1167 #define FLAG_ENABLED 2
1168 #define FLAG_ADHOC 3 /* Needed by MIC */
1169 #define FLAG_MIC_CAPABLE 4
1170 #define FLAG_UPDATE_MULTI 5
1171 #define FLAG_UPDATE_UNI 6
1172 #define FLAG_802_11 7
1173 #define FLAG_PROMISC 8 /* IFF_PROMISC 0x100 - include/linux/if.h */
1174 #define FLAG_PENDING_XMIT 9
1175 #define FLAG_PENDING_XMIT11 10
1177 #define FLAG_REGISTERED 12
1178 #define FLAG_COMMIT 13
1179 #define FLAG_RESET 14
1180 #define FLAG_FLASHING 15
1181 #define FLAG_WPA_CAPABLE 16
1182 unsigned long flags
;
1185 #define JOB_XMIT11 2
1187 #define JOB_PROMISC 4
1190 #define JOB_AUTOWEP 7
1191 #define JOB_WSTATS 8
1192 #define JOB_SCAN_RESULTS 9
1194 int (*bap_read
)(struct airo_info
*, __le16
*pu16Dst
, int bytelen
,
1196 unsigned short *flash
;
1198 struct task_struct
*list_bss_task
;
1199 struct task_struct
*airo_thread_task
;
1200 struct semaphore sem
;
1201 wait_queue_head_t thr_wait
;
1202 unsigned long expires
;
1204 struct sk_buff
*skb
;
1207 struct net_device
*wifidev
;
1208 struct iw_statistics wstats
; // wireless stats
1209 unsigned long scan_timeout
; /* Time scan should be read */
1210 struct iw_spy_data spy_data
;
1211 struct iw_public_data wireless_data
;
1213 struct crypto_cipher
*tfm
;
1215 mic_statistics micstats
;
1216 HostRxDesc rxfids
[MPI_MAX_FIDS
]; // rx/tx/config MPI350 descriptors
1217 HostTxDesc txfids
[MPI_MAX_FIDS
];
1218 HostRidDesc config_desc
;
1219 unsigned long ridbus
; // phys addr of config_desc
1220 struct sk_buff_head txq
;// tx queue used by mpi350 code
1221 struct pci_dev
*pci
;
1222 unsigned char __iomem
*pcimem
;
1223 unsigned char __iomem
*pciaux
;
1224 unsigned char *shared
;
1225 dma_addr_t shared_dma
;
1229 #define PCI_SHARED_LEN 2*MPI_MAX_FIDS*PKTSIZE+RIDSIZE
1230 char proc_name
[IFNAMSIZ
];
1232 /* WPA-related stuff */
1233 unsigned int bssListFirst
;
1234 unsigned int bssListNext
;
1235 unsigned int bssListRidLen
;
1237 struct list_head network_list
;
1238 struct list_head network_free_list
;
1239 BSSListElement
*networks
;
1242 static inline int bap_read(struct airo_info
*ai
, __le16
*pu16Dst
, int bytelen
,
1245 return ai
->bap_read(ai
, pu16Dst
, bytelen
, whichbap
);
1248 static int setup_proc_entry( struct net_device
*dev
,
1249 struct airo_info
*apriv
);
1250 static int takedown_proc_entry( struct net_device
*dev
,
1251 struct airo_info
*apriv
);
1253 static int cmdreset(struct airo_info
*ai
);
1254 static int setflashmode (struct airo_info
*ai
);
1255 static int flashgchar(struct airo_info
*ai
,int matchbyte
,int dwelltime
);
1256 static int flashputbuf(struct airo_info
*ai
);
1257 static int flashrestart(struct airo_info
*ai
,struct net_device
*dev
);
1259 #define airo_print(type, name, fmt, args...) \
1260 printk(type DRV_NAME "(%s): " fmt "\n", name, ##args)
1262 #define airo_print_info(name, fmt, args...) \
1263 airo_print(KERN_INFO, name, fmt, ##args)
1265 #define airo_print_dbg(name, fmt, args...) \
1266 airo_print(KERN_DEBUG, name, fmt, ##args)
1268 #define airo_print_warn(name, fmt, args...) \
1269 airo_print(KERN_WARNING, name, fmt, ##args)
1271 #define airo_print_err(name, fmt, args...) \
1272 airo_print(KERN_ERR, name, fmt, ##args)
1275 /***********************************************************************
1277 ***********************************************************************
1280 static int RxSeqValid (struct airo_info
*ai
,miccntx
*context
,int mcast
,u32 micSeq
);
1281 static void MoveWindow(miccntx
*context
, u32 micSeq
);
1282 static void emmh32_setseed(emmh32_context
*context
, u8
*pkey
, int keylen
,
1283 struct crypto_cipher
*tfm
);
1284 static void emmh32_init(emmh32_context
*context
);
1285 static void emmh32_update(emmh32_context
*context
, u8
*pOctets
, int len
);
1286 static void emmh32_final(emmh32_context
*context
, u8 digest
[4]);
1287 static int flashpchar(struct airo_info
*ai
,int byte
,int dwelltime
);
1289 /* micinit - Initialize mic seed */
1291 static void micinit(struct airo_info
*ai
)
1295 clear_bit(JOB_MIC
, &ai
->jobs
);
1296 PC4500_readrid(ai
, RID_MIC
, &mic_rid
, sizeof(mic_rid
), 0);
1299 ai
->micstats
.enabled
= (mic_rid
.state
& 0x00FF) ? 1 : 0;
1301 if (ai
->micstats
.enabled
) {
1302 /* Key must be valid and different */
1303 if (mic_rid
.multicastValid
&& (!ai
->mod
[0].mCtx
.valid
||
1304 (memcmp (ai
->mod
[0].mCtx
.key
, mic_rid
.multicast
,
1305 sizeof(ai
->mod
[0].mCtx
.key
)) != 0))) {
1306 /* Age current mic Context */
1307 memcpy(&ai
->mod
[1].mCtx
,&ai
->mod
[0].mCtx
,sizeof(miccntx
));
1308 /* Initialize new context */
1309 memcpy(&ai
->mod
[0].mCtx
.key
,mic_rid
.multicast
,sizeof(mic_rid
.multicast
));
1310 ai
->mod
[0].mCtx
.window
= 33; //Window always points to the middle
1311 ai
->mod
[0].mCtx
.rx
= 0; //Rx Sequence numbers
1312 ai
->mod
[0].mCtx
.tx
= 0; //Tx sequence numbers
1313 ai
->mod
[0].mCtx
.valid
= 1; //Key is now valid
1315 /* Give key to mic seed */
1316 emmh32_setseed(&ai
->mod
[0].mCtx
.seed
,mic_rid
.multicast
,sizeof(mic_rid
.multicast
), ai
->tfm
);
1319 /* Key must be valid and different */
1320 if (mic_rid
.unicastValid
&& (!ai
->mod
[0].uCtx
.valid
||
1321 (memcmp(ai
->mod
[0].uCtx
.key
, mic_rid
.unicast
,
1322 sizeof(ai
->mod
[0].uCtx
.key
)) != 0))) {
1323 /* Age current mic Context */
1324 memcpy(&ai
->mod
[1].uCtx
,&ai
->mod
[0].uCtx
,sizeof(miccntx
));
1325 /* Initialize new context */
1326 memcpy(&ai
->mod
[0].uCtx
.key
,mic_rid
.unicast
,sizeof(mic_rid
.unicast
));
1328 ai
->mod
[0].uCtx
.window
= 33; //Window always points to the middle
1329 ai
->mod
[0].uCtx
.rx
= 0; //Rx Sequence numbers
1330 ai
->mod
[0].uCtx
.tx
= 0; //Tx sequence numbers
1331 ai
->mod
[0].uCtx
.valid
= 1; //Key is now valid
1333 //Give key to mic seed
1334 emmh32_setseed(&ai
->mod
[0].uCtx
.seed
, mic_rid
.unicast
, sizeof(mic_rid
.unicast
), ai
->tfm
);
1337 /* So next time we have a valid key and mic is enabled, we will update
1338 * the sequence number if the key is the same as before.
1340 ai
->mod
[0].uCtx
.valid
= 0;
1341 ai
->mod
[0].mCtx
.valid
= 0;
1345 /* micsetup - Get ready for business */
1347 static int micsetup(struct airo_info
*ai
) {
1350 if (ai
->tfm
== NULL
)
1351 ai
->tfm
= crypto_alloc_cipher("aes", 0, CRYPTO_ALG_ASYNC
);
1353 if (IS_ERR(ai
->tfm
)) {
1354 airo_print_err(ai
->dev
->name
, "failed to load transform for AES");
1359 for (i
=0; i
< NUM_MODULES
; i
++) {
1360 memset(&ai
->mod
[i
].mCtx
,0,sizeof(miccntx
));
1361 memset(&ai
->mod
[i
].uCtx
,0,sizeof(miccntx
));
1366 static char micsnap
[] = {0xAA,0xAA,0x03,0x00,0x40,0x96,0x00,0x02};
1368 /*===========================================================================
1369 * Description: Mic a packet
1371 * Inputs: etherHead * pointer to an 802.3 frame
1373 * Returns: BOOLEAN if successful, otherwise false.
1374 * PacketTxLen will be updated with the mic'd packets size.
1376 * Caveats: It is assumed that the frame buffer will already
1377 * be big enough to hold the largets mic message possible.
1378 * (No memory allocation is done here).
1380 * Author: sbraneky (10/15/01)
1381 * Merciless hacks by rwilcher (1/14/02)
1384 static int encapsulate(struct airo_info
*ai
,etherHead
*frame
, MICBuffer
*mic
, int payLen
)
1388 // Determine correct context
1389 // If not adhoc, always use unicast key
1391 if (test_bit(FLAG_ADHOC
, &ai
->flags
) && (frame
->da
[0] & 0x1))
1392 context
= &ai
->mod
[0].mCtx
;
1394 context
= &ai
->mod
[0].uCtx
;
1396 if (!context
->valid
)
1399 mic
->typelen
= htons(payLen
+ 16); //Length of Mic'd packet
1401 memcpy(&mic
->u
.snap
, micsnap
, sizeof(micsnap
)); // Add Snap
1404 mic
->seq
= htonl(context
->tx
);
1407 emmh32_init(&context
->seed
); // Mic the packet
1408 emmh32_update(&context
->seed
,frame
->da
,ETH_ALEN
* 2); // DA,SA
1409 emmh32_update(&context
->seed
,(u8
*)&mic
->typelen
,10); // Type/Length and Snap
1410 emmh32_update(&context
->seed
,(u8
*)&mic
->seq
,sizeof(mic
->seq
)); //SEQ
1411 emmh32_update(&context
->seed
,frame
->da
+ ETH_ALEN
* 2,payLen
); //payload
1412 emmh32_final(&context
->seed
, (u8
*)&mic
->mic
);
1414 /* New Type/length ?????????? */
1415 mic
->typelen
= 0; //Let NIC know it could be an oversized packet
1427 /*===========================================================================
1428 * Description: Decapsulates a MIC'd packet and returns the 802.3 packet
1429 * (removes the MIC stuff) if packet is a valid packet.
1431 * Inputs: etherHead pointer to the 802.3 packet
1433 * Returns: BOOLEAN - TRUE if packet should be dropped otherwise FALSE
1435 * Author: sbraneky (10/15/01)
1436 * Merciless hacks by rwilcher (1/14/02)
1437 *---------------------------------------------------------------------------
1440 static int decapsulate(struct airo_info
*ai
, MICBuffer
*mic
, etherHead
*eth
, u16 payLen
)
1446 mic_error micError
= NONE
;
1448 // Check if the packet is a Mic'd packet
1450 if (!ai
->micstats
.enabled
) {
1451 //No Mic set or Mic OFF but we received a MIC'd packet.
1452 if (memcmp ((u8
*)eth
+ 14, micsnap
, sizeof(micsnap
)) == 0) {
1453 ai
->micstats
.rxMICPlummed
++;
1459 if (ntohs(mic
->typelen
) == 0x888E)
1462 if (memcmp (mic
->u
.snap
, micsnap
, sizeof(micsnap
)) != 0) {
1463 // Mic enabled but packet isn't Mic'd
1464 ai
->micstats
.rxMICPlummed
++;
1468 micSEQ
= ntohl(mic
->seq
); //store SEQ as CPU order
1470 //At this point we a have a mic'd packet and mic is enabled
1471 //Now do the mic error checking.
1473 //Receive seq must be odd
1474 if ( (micSEQ
& 1) == 0 ) {
1475 ai
->micstats
.rxWrongSequence
++;
1479 for (i
= 0; i
< NUM_MODULES
; i
++) {
1480 int mcast
= eth
->da
[0] & 1;
1481 //Determine proper context
1482 context
= mcast
? &ai
->mod
[i
].mCtx
: &ai
->mod
[i
].uCtx
;
1484 //Make sure context is valid
1485 if (!context
->valid
) {
1487 micError
= NOMICPLUMMED
;
1493 mic
->typelen
= htons(payLen
+ sizeof(MICBuffer
) - 2);
1495 emmh32_init(&context
->seed
);
1496 emmh32_update(&context
->seed
, eth
->da
, ETH_ALEN
*2);
1497 emmh32_update(&context
->seed
, (u8
*)&mic
->typelen
, sizeof(mic
->typelen
)+sizeof(mic
->u
.snap
));
1498 emmh32_update(&context
->seed
, (u8
*)&mic
->seq
,sizeof(mic
->seq
));
1499 emmh32_update(&context
->seed
, eth
->da
+ ETH_ALEN
*2,payLen
);
1501 emmh32_final(&context
->seed
, digest
);
1503 if (memcmp(digest
, &mic
->mic
, 4)) { //Make sure the mics match
1506 micError
= INCORRECTMIC
;
1510 //Check Sequence number if mics pass
1511 if (RxSeqValid(ai
, context
, mcast
, micSEQ
) == SUCCESS
) {
1512 ai
->micstats
.rxSuccess
++;
1516 micError
= SEQUENCE
;
1519 // Update statistics
1521 case NOMICPLUMMED
: ai
->micstats
.rxMICPlummed
++; break;
1522 case SEQUENCE
: ai
->micstats
.rxWrongSequence
++; break;
1523 case INCORRECTMIC
: ai
->micstats
.rxIncorrectMIC
++; break;
1530 /*===========================================================================
1531 * Description: Checks the Rx Seq number to make sure it is valid
1532 * and hasn't already been received
1534 * Inputs: miccntx - mic context to check seq against
1535 * micSeq - the Mic seq number
1537 * Returns: TRUE if valid otherwise FALSE.
1539 * Author: sbraneky (10/15/01)
1540 * Merciless hacks by rwilcher (1/14/02)
1541 *---------------------------------------------------------------------------
1544 static int RxSeqValid (struct airo_info
*ai
,miccntx
*context
,int mcast
,u32 micSeq
)
1548 //Allow for the ap being rebooted - if it is then use the next
1549 //sequence number of the current sequence number - might go backwards
1552 if (test_bit(FLAG_UPDATE_MULTI
, &ai
->flags
)) {
1553 clear_bit (FLAG_UPDATE_MULTI
, &ai
->flags
);
1554 context
->window
= (micSeq
> 33) ? micSeq
: 33;
1555 context
->rx
= 0; // Reset rx
1557 } else if (test_bit(FLAG_UPDATE_UNI
, &ai
->flags
)) {
1558 clear_bit (FLAG_UPDATE_UNI
, &ai
->flags
);
1559 context
->window
= (micSeq
> 33) ? micSeq
: 33; // Move window
1560 context
->rx
= 0; // Reset rx
1563 //Make sequence number relative to START of window
1564 seq
= micSeq
- (context
->window
- 33);
1566 //Too old of a SEQ number to check.
1571 //Window is infinite forward
1572 MoveWindow(context
,micSeq
);
1576 // We are in the window. Now check the context rx bit to see if it was already sent
1577 seq
>>= 1; //divide by 2 because we only have odd numbers
1578 index
= 1 << seq
; //Get an index number
1580 if (!(context
->rx
& index
)) {
1581 //micSEQ falls inside the window.
1582 //Add seqence number to the list of received numbers.
1583 context
->rx
|= index
;
1585 MoveWindow(context
,micSeq
);
1592 static void MoveWindow(miccntx
*context
, u32 micSeq
)
1596 //Move window if seq greater than the middle of the window
1597 if (micSeq
> context
->window
) {
1598 shift
= (micSeq
- context
->window
) >> 1;
1602 context
->rx
>>= shift
;
1606 context
->window
= micSeq
; //Move window
1610 /*==============================================*/
1611 /*========== EMMH ROUTINES ====================*/
1612 /*==============================================*/
1614 /* mic accumulate */
1615 #define MIC_ACCUM(val) \
1616 context->accum += (u64)(val) * context->coeff[coeff_position++];
1618 static unsigned char aes_counter
[16];
1620 /* expand the key to fill the MMH coefficient array */
1621 static void emmh32_setseed(emmh32_context
*context
, u8
*pkey
, int keylen
,
1622 struct crypto_cipher
*tfm
)
1624 /* take the keying material, expand if necessary, truncate at 16-bytes */
1625 /* run through AES counter mode to generate context->coeff[] */
1629 u8
*cipher
, plain
[16];
1631 crypto_cipher_setkey(tfm
, pkey
, 16);
1633 for (i
= 0; i
< ARRAY_SIZE(context
->coeff
); ) {
1634 aes_counter
[15] = (u8
)(counter
>> 0);
1635 aes_counter
[14] = (u8
)(counter
>> 8);
1636 aes_counter
[13] = (u8
)(counter
>> 16);
1637 aes_counter
[12] = (u8
)(counter
>> 24);
1639 memcpy (plain
, aes_counter
, 16);
1640 crypto_cipher_encrypt_one(tfm
, plain
, plain
);
1642 for (j
= 0; (j
< 16) && (i
< ARRAY_SIZE(context
->coeff
)); ) {
1643 context
->coeff
[i
++] = ntohl(*(__be32
*)&cipher
[j
]);
1649 /* prepare for calculation of a new mic */
1650 static void emmh32_init(emmh32_context
*context
)
1652 /* prepare for new mic calculation */
1654 context
->position
= 0;
1657 /* add some bytes to the mic calculation */
1658 static void emmh32_update(emmh32_context
*context
, u8
*pOctets
, int len
)
1660 int coeff_position
, byte_position
;
1662 if (len
== 0) return;
1664 coeff_position
= context
->position
>> 2;
1666 /* deal with partial 32-bit word left over from last update */
1667 byte_position
= context
->position
& 3;
1668 if (byte_position
) {
1669 /* have a partial word in part to deal with */
1671 if (len
== 0) return;
1672 context
->part
.d8
[byte_position
++] = *pOctets
++;
1673 context
->position
++;
1675 } while (byte_position
< 4);
1676 MIC_ACCUM(ntohl(context
->part
.d32
));
1679 /* deal with full 32-bit words */
1681 MIC_ACCUM(ntohl(*(__be32
*)pOctets
));
1682 context
->position
+= 4;
1687 /* deal with partial 32-bit word that will be left over from this update */
1690 context
->part
.d8
[byte_position
++] = *pOctets
++;
1691 context
->position
++;
1696 /* mask used to zero empty bytes for final partial word */
1697 static u32 mask32
[4] = { 0x00000000L
, 0xFF000000L
, 0xFFFF0000L
, 0xFFFFFF00L
};
1699 /* calculate the mic */
1700 static void emmh32_final(emmh32_context
*context
, u8 digest
[4])
1702 int coeff_position
, byte_position
;
1708 coeff_position
= context
->position
>> 2;
1710 /* deal with partial 32-bit word left over from last update */
1711 byte_position
= context
->position
& 3;
1712 if (byte_position
) {
1713 /* have a partial word in part to deal with */
1714 val
= ntohl(context
->part
.d32
);
1715 MIC_ACCUM(val
& mask32
[byte_position
]); /* zero empty bytes */
1718 /* reduce the accumulated u64 to a 32-bit MIC */
1719 sum
= context
->accum
;
1720 stmp
= (sum
& 0xffffffffLL
) - ((sum
>> 32) * 15);
1721 utmp
= (stmp
& 0xffffffffLL
) - ((stmp
>> 32) * 15);
1722 sum
= utmp
& 0xffffffffLL
;
1723 if (utmp
> 0x10000000fLL
)
1727 digest
[0] = (val
>>24) & 0xFF;
1728 digest
[1] = (val
>>16) & 0xFF;
1729 digest
[2] = (val
>>8) & 0xFF;
1730 digest
[3] = val
& 0xFF;
1733 static int readBSSListRid(struct airo_info
*ai
, int first
,
1740 if (ai
->flags
& FLAG_RADIO_MASK
) return -ENETDOWN
;
1741 memset(&cmd
, 0, sizeof(cmd
));
1742 cmd
.cmd
=CMD_LISTBSS
;
1743 if (down_interruptible(&ai
->sem
))
1744 return -ERESTARTSYS
;
1745 ai
->list_bss_task
= current
;
1746 issuecommand(ai
, &cmd
, &rsp
);
1748 /* Let the command take effect */
1749 schedule_timeout_uninterruptible(3 * HZ
);
1750 ai
->list_bss_task
= NULL
;
1752 return PC4500_readrid(ai
, first
? ai
->bssListFirst
: ai
->bssListNext
,
1753 list
, ai
->bssListRidLen
, 1);
1756 static int readWepKeyRid(struct airo_info
*ai
, WepKeyRid
*wkr
, int temp
, int lock
)
1758 return PC4500_readrid(ai
, temp
? RID_WEP_TEMP
: RID_WEP_PERM
,
1759 wkr
, sizeof(*wkr
), lock
);
1762 static int writeWepKeyRid(struct airo_info
*ai
, WepKeyRid
*wkr
, int perm
, int lock
)
1765 rc
= PC4500_writerid(ai
, RID_WEP_TEMP
, wkr
, sizeof(*wkr
), lock
);
1767 airo_print_err(ai
->dev
->name
, "WEP_TEMP set %x", rc
);
1769 rc
= PC4500_writerid(ai
, RID_WEP_PERM
, wkr
, sizeof(*wkr
), lock
);
1771 airo_print_err(ai
->dev
->name
, "WEP_PERM set %x", rc
);
1776 static int readSsidRid(struct airo_info
*ai
, SsidRid
*ssidr
)
1778 return PC4500_readrid(ai
, RID_SSID
, ssidr
, sizeof(*ssidr
), 1);
1781 static int writeSsidRid(struct airo_info
*ai
, SsidRid
*pssidr
, int lock
)
1783 return PC4500_writerid(ai
, RID_SSID
, pssidr
, sizeof(*pssidr
), lock
);
1786 static int readConfigRid(struct airo_info
*ai
, int lock
)
1794 rc
= PC4500_readrid(ai
, RID_ACTUALCONFIG
, &cfg
, sizeof(cfg
), lock
);
1802 static inline void checkThrottle(struct airo_info
*ai
)
1805 /* Old hardware had a limit on encryption speed */
1806 if (ai
->config
.authType
!= AUTH_OPEN
&& maxencrypt
) {
1807 for(i
=0; i
<8; i
++) {
1808 if (ai
->config
.rates
[i
] > maxencrypt
) {
1809 ai
->config
.rates
[i
] = 0;
1815 static int writeConfigRid(struct airo_info
*ai
, int lock
)
1819 if (!test_bit (FLAG_COMMIT
, &ai
->flags
))
1822 clear_bit (FLAG_COMMIT
, &ai
->flags
);
1823 clear_bit (FLAG_RESET
, &ai
->flags
);
1827 if ((cfgr
.opmode
& MODE_CFG_MASK
) == MODE_STA_IBSS
)
1828 set_bit(FLAG_ADHOC
, &ai
->flags
);
1830 clear_bit(FLAG_ADHOC
, &ai
->flags
);
1832 return PC4500_writerid( ai
, RID_CONFIG
, &cfgr
, sizeof(cfgr
), lock
);
1835 static int readStatusRid(struct airo_info
*ai
, StatusRid
*statr
, int lock
)
1837 return PC4500_readrid(ai
, RID_STATUS
, statr
, sizeof(*statr
), lock
);
1840 static int readAPListRid(struct airo_info
*ai
, APListRid
*aplr
)
1842 return PC4500_readrid(ai
, RID_APLIST
, aplr
, sizeof(*aplr
), 1);
1845 static int writeAPListRid(struct airo_info
*ai
, APListRid
*aplr
, int lock
)
1847 return PC4500_writerid(ai
, RID_APLIST
, aplr
, sizeof(*aplr
), lock
);
1850 static int readCapabilityRid(struct airo_info
*ai
, CapabilityRid
*capr
, int lock
)
1852 return PC4500_readrid(ai
, RID_CAPABILITIES
, capr
, sizeof(*capr
), lock
);
1855 static int readStatsRid(struct airo_info
*ai
, StatsRid
*sr
, int rid
, int lock
)
1857 return PC4500_readrid(ai
, rid
, sr
, sizeof(*sr
), lock
);
1860 static void try_auto_wep(struct airo_info
*ai
)
1862 if (auto_wep
&& !(ai
->flags
& FLAG_RADIO_DOWN
)) {
1863 ai
->expires
= RUN_AT(3*HZ
);
1864 wake_up_interruptible(&ai
->thr_wait
);
1868 static int airo_open(struct net_device
*dev
) {
1869 struct airo_info
*ai
= dev
->priv
;
1872 if (test_bit(FLAG_FLASHING
, &ai
->flags
))
1875 /* Make sure the card is configured.
1876 * Wireless Extensions may postpone config changes until the card
1877 * is open (to pipeline changes and speed-up card setup). If
1878 * those changes are not yet commited, do it now - Jean II */
1879 if (test_bit(FLAG_COMMIT
, &ai
->flags
)) {
1881 writeConfigRid(ai
, 1);
1884 if (ai
->wifidev
!= dev
) {
1885 clear_bit(JOB_DIE
, &ai
->jobs
);
1886 ai
->airo_thread_task
= kthread_run(airo_thread
, dev
, dev
->name
);
1887 if (IS_ERR(ai
->airo_thread_task
))
1888 return (int)PTR_ERR(ai
->airo_thread_task
);
1890 rc
= request_irq(dev
->irq
, airo_interrupt
, IRQF_SHARED
,
1893 airo_print_err(dev
->name
,
1894 "register interrupt %d failed, rc %d",
1896 set_bit(JOB_DIE
, &ai
->jobs
);
1897 kthread_stop(ai
->airo_thread_task
);
1901 /* Power on the MAC controller (which may have been disabled) */
1902 clear_bit(FLAG_RADIO_DOWN
, &ai
->flags
);
1903 enable_interrupts(ai
);
1909 netif_start_queue(dev
);
1913 static int mpi_start_xmit(struct sk_buff
*skb
, struct net_device
*dev
) {
1914 int npacks
, pending
;
1915 unsigned long flags
;
1916 struct airo_info
*ai
= dev
->priv
;
1919 airo_print_err(dev
->name
, "%s: skb == NULL!",__FUNCTION__
);
1922 npacks
= skb_queue_len (&ai
->txq
);
1924 if (npacks
>= MAXTXQ
- 1) {
1925 netif_stop_queue (dev
);
1926 if (npacks
> MAXTXQ
) {
1927 ai
->stats
.tx_fifo_errors
++;
1930 skb_queue_tail (&ai
->txq
, skb
);
1934 spin_lock_irqsave(&ai
->aux_lock
, flags
);
1935 skb_queue_tail (&ai
->txq
, skb
);
1936 pending
= test_bit(FLAG_PENDING_XMIT
, &ai
->flags
);
1937 spin_unlock_irqrestore(&ai
->aux_lock
,flags
);
1938 netif_wake_queue (dev
);
1941 set_bit(FLAG_PENDING_XMIT
, &ai
->flags
);
1942 mpi_send_packet (dev
);
1950 * Attempt to transmit a packet. Can be called from interrupt
1951 * or transmit . return number of packets we tried to send
1954 static int mpi_send_packet (struct net_device
*dev
)
1956 struct sk_buff
*skb
;
1957 unsigned char *buffer
;
1960 struct airo_info
*ai
= dev
->priv
;
1963 /* get a packet to send */
1965 if ((skb
= skb_dequeue(&ai
->txq
)) == NULL
) {
1966 airo_print_err(dev
->name
,
1967 "%s: Dequeue'd zero in send_packet()",
1972 /* check min length*/
1973 len
= ETH_ZLEN
< skb
->len
? skb
->len
: ETH_ZLEN
;
1976 ai
->txfids
[0].tx_desc
.offset
= 0;
1977 ai
->txfids
[0].tx_desc
.valid
= 1;
1978 ai
->txfids
[0].tx_desc
.eoc
= 1;
1979 ai
->txfids
[0].tx_desc
.len
=len
+sizeof(WifiHdr
);
1982 * Magic, the cards firmware needs a length count (2 bytes) in the host buffer
1983 * right after TXFID_HDR.The TXFID_HDR contains the status short so payloadlen
1984 * is immediatly after it. ------------------------------------------------
1985 * |TXFIDHDR+STATUS|PAYLOADLEN|802.3HDR|PACKETDATA|
1986 * ------------------------------------------------
1989 memcpy((char *)ai
->txfids
[0].virtual_host_addr
,
1990 (char *)&wifictlhdr8023
, sizeof(wifictlhdr8023
));
1992 payloadLen
= (__le16
*)(ai
->txfids
[0].virtual_host_addr
+
1993 sizeof(wifictlhdr8023
));
1994 sendbuf
= ai
->txfids
[0].virtual_host_addr
+
1995 sizeof(wifictlhdr8023
) + 2 ;
1998 * Firmware automaticly puts 802 header on so
1999 * we don't need to account for it in the length
2001 if (test_bit(FLAG_MIC_CAPABLE
, &ai
->flags
) && ai
->micstats
.enabled
&&
2002 (ntohs(((__be16
*)buffer
)[6]) != 0x888E)) {
2005 if (encapsulate(ai
, (etherHead
*)buffer
, &pMic
, len
- sizeof(etherHead
)) != SUCCESS
)
2008 *payloadLen
= cpu_to_le16(len
-sizeof(etherHead
)+sizeof(pMic
));
2009 ai
->txfids
[0].tx_desc
.len
+= sizeof(pMic
);
2010 /* copy data into airo dma buffer */
2011 memcpy (sendbuf
, buffer
, sizeof(etherHead
));
2012 buffer
+= sizeof(etherHead
);
2013 sendbuf
+= sizeof(etherHead
);
2014 memcpy (sendbuf
, &pMic
, sizeof(pMic
));
2015 sendbuf
+= sizeof(pMic
);
2016 memcpy (sendbuf
, buffer
, len
- sizeof(etherHead
));
2018 *payloadLen
= cpu_to_le16(len
- sizeof(etherHead
));
2020 dev
->trans_start
= jiffies
;
2022 /* copy data into airo dma buffer */
2023 memcpy(sendbuf
, buffer
, len
);
2026 memcpy_toio(ai
->txfids
[0].card_ram_off
,
2027 &ai
->txfids
[0].tx_desc
, sizeof(TxFid
));
2029 OUT4500(ai
, EVACK
, 8);
2031 dev_kfree_skb_any(skb
);
2035 static void get_tx_error(struct airo_info
*ai
, s32 fid
)
2040 status
= ((WifiCtlHdr
*)ai
->txfids
[0].virtual_host_addr
)->ctlhdr
.status
;
2042 if (bap_setup(ai
, ai
->fids
[fid
] & 0xffff, 4, BAP0
) != SUCCESS
)
2044 bap_read(ai
, &status
, 2, BAP0
);
2046 if (le16_to_cpu(status
) & 2) /* Too many retries */
2047 ai
->stats
.tx_aborted_errors
++;
2048 if (le16_to_cpu(status
) & 4) /* Transmit lifetime exceeded */
2049 ai
->stats
.tx_heartbeat_errors
++;
2050 if (le16_to_cpu(status
) & 8) /* Aid fail */
2052 if (le16_to_cpu(status
) & 0x10) /* MAC disabled */
2053 ai
->stats
.tx_carrier_errors
++;
2054 if (le16_to_cpu(status
) & 0x20) /* Association lost */
2056 /* We produce a TXDROP event only for retry or lifetime
2057 * exceeded, because that's the only status that really mean
2058 * that this particular node went away.
2059 * Other errors means that *we* screwed up. - Jean II */
2060 if ((le16_to_cpu(status
) & 2) ||
2061 (le16_to_cpu(status
) & 4)) {
2062 union iwreq_data wrqu
;
2065 /* Faster to skip over useless data than to do
2066 * another bap_setup(). We are at offset 0x6 and
2067 * need to go to 0x18 and read 6 bytes - Jean II */
2068 bap_read(ai
, (__le16
*) junk
, 0x18, BAP0
);
2070 /* Copy 802.11 dest address.
2071 * We use the 802.11 header because the frame may
2072 * not be 802.3 or may be mangled...
2073 * In Ad-Hoc mode, it will be the node address.
2074 * In managed mode, it will be most likely the AP addr
2075 * User space will figure out how to convert it to
2076 * whatever it needs (IP address or else).
2078 memcpy(wrqu
.addr
.sa_data
, junk
+ 0x12, ETH_ALEN
);
2079 wrqu
.addr
.sa_family
= ARPHRD_ETHER
;
2081 /* Send event to user space */
2082 wireless_send_event(ai
->dev
, IWEVTXDROP
, &wrqu
, NULL
);
2086 static void airo_end_xmit(struct net_device
*dev
) {
2089 struct airo_info
*priv
= dev
->priv
;
2090 struct sk_buff
*skb
= priv
->xmit
.skb
;
2091 int fid
= priv
->xmit
.fid
;
2092 u32
*fids
= priv
->fids
;
2094 clear_bit(JOB_XMIT
, &priv
->jobs
);
2095 clear_bit(FLAG_PENDING_XMIT
, &priv
->flags
);
2096 status
= transmit_802_3_packet (priv
, fids
[fid
], skb
->data
);
2100 if ( status
== SUCCESS
) {
2101 dev
->trans_start
= jiffies
;
2102 for (; i
< MAX_FIDS
/ 2 && (priv
->fids
[i
] & 0xffff0000); i
++);
2104 priv
->fids
[fid
] &= 0xffff;
2105 priv
->stats
.tx_window_errors
++;
2107 if (i
< MAX_FIDS
/ 2)
2108 netif_wake_queue(dev
);
2112 static int airo_start_xmit(struct sk_buff
*skb
, struct net_device
*dev
) {
2115 struct airo_info
*priv
= dev
->priv
;
2116 u32
*fids
= priv
->fids
;
2118 if ( skb
== NULL
) {
2119 airo_print_err(dev
->name
, "%s: skb == NULL!", __FUNCTION__
);
2123 /* Find a vacant FID */
2124 for( i
= 0; i
< MAX_FIDS
/ 2 && (fids
[i
] & 0xffff0000); i
++ );
2125 for( j
= i
+ 1; j
< MAX_FIDS
/ 2 && (fids
[j
] & 0xffff0000); j
++ );
2127 if ( j
>= MAX_FIDS
/ 2 ) {
2128 netif_stop_queue(dev
);
2130 if (i
== MAX_FIDS
/ 2) {
2131 priv
->stats
.tx_fifo_errors
++;
2135 /* check min length*/
2136 len
= ETH_ZLEN
< skb
->len
? skb
->len
: ETH_ZLEN
;
2137 /* Mark fid as used & save length for later */
2138 fids
[i
] |= (len
<< 16);
2139 priv
->xmit
.skb
= skb
;
2141 if (down_trylock(&priv
->sem
) != 0) {
2142 set_bit(FLAG_PENDING_XMIT
, &priv
->flags
);
2143 netif_stop_queue(dev
);
2144 set_bit(JOB_XMIT
, &priv
->jobs
);
2145 wake_up_interruptible(&priv
->thr_wait
);
2151 static void airo_end_xmit11(struct net_device
*dev
) {
2154 struct airo_info
*priv
= dev
->priv
;
2155 struct sk_buff
*skb
= priv
->xmit11
.skb
;
2156 int fid
= priv
->xmit11
.fid
;
2157 u32
*fids
= priv
->fids
;
2159 clear_bit(JOB_XMIT11
, &priv
->jobs
);
2160 clear_bit(FLAG_PENDING_XMIT11
, &priv
->flags
);
2161 status
= transmit_802_11_packet (priv
, fids
[fid
], skb
->data
);
2165 if ( status
== SUCCESS
) {
2166 dev
->trans_start
= jiffies
;
2167 for (; i
< MAX_FIDS
&& (priv
->fids
[i
] & 0xffff0000); i
++);
2169 priv
->fids
[fid
] &= 0xffff;
2170 priv
->stats
.tx_window_errors
++;
2173 netif_wake_queue(dev
);
2177 static int airo_start_xmit11(struct sk_buff
*skb
, struct net_device
*dev
) {
2180 struct airo_info
*priv
= dev
->priv
;
2181 u32
*fids
= priv
->fids
;
2183 if (test_bit(FLAG_MPI
, &priv
->flags
)) {
2184 /* Not implemented yet for MPI350 */
2185 netif_stop_queue(dev
);
2189 if ( skb
== NULL
) {
2190 airo_print_err(dev
->name
, "%s: skb == NULL!", __FUNCTION__
);
2194 /* Find a vacant FID */
2195 for( i
= MAX_FIDS
/ 2; i
< MAX_FIDS
&& (fids
[i
] & 0xffff0000); i
++ );
2196 for( j
= i
+ 1; j
< MAX_FIDS
&& (fids
[j
] & 0xffff0000); j
++ );
2198 if ( j
>= MAX_FIDS
) {
2199 netif_stop_queue(dev
);
2201 if (i
== MAX_FIDS
) {
2202 priv
->stats
.tx_fifo_errors
++;
2206 /* check min length*/
2207 len
= ETH_ZLEN
< skb
->len
? skb
->len
: ETH_ZLEN
;
2208 /* Mark fid as used & save length for later */
2209 fids
[i
] |= (len
<< 16);
2210 priv
->xmit11
.skb
= skb
;
2211 priv
->xmit11
.fid
= i
;
2212 if (down_trylock(&priv
->sem
) != 0) {
2213 set_bit(FLAG_PENDING_XMIT11
, &priv
->flags
);
2214 netif_stop_queue(dev
);
2215 set_bit(JOB_XMIT11
, &priv
->jobs
);
2216 wake_up_interruptible(&priv
->thr_wait
);
2218 airo_end_xmit11(dev
);
2222 static void airo_read_stats(struct airo_info
*ai
)
2225 __le32
*vals
= stats_rid
.vals
;
2227 clear_bit(JOB_STATS
, &ai
->jobs
);
2228 if (ai
->power
.event
) {
2232 readStatsRid(ai
, &stats_rid
, RID_STATS
, 0);
2235 ai
->stats
.rx_packets
= le32_to_cpu(vals
[43]) + le32_to_cpu(vals
[44]) +
2236 le32_to_cpu(vals
[45]);
2237 ai
->stats
.tx_packets
= le32_to_cpu(vals
[39]) + le32_to_cpu(vals
[40]) +
2238 le32_to_cpu(vals
[41]);
2239 ai
->stats
.rx_bytes
= le32_to_cpu(vals
[92]);
2240 ai
->stats
.tx_bytes
= le32_to_cpu(vals
[91]);
2241 ai
->stats
.rx_errors
= le32_to_cpu(vals
[0]) + le32_to_cpu(vals
[2]) +
2242 le32_to_cpu(vals
[3]) + le32_to_cpu(vals
[4]);
2243 ai
->stats
.tx_errors
= le32_to_cpu(vals
[42]) + ai
->stats
.tx_fifo_errors
;
2244 ai
->stats
.multicast
= le32_to_cpu(vals
[43]);
2245 ai
->stats
.collisions
= le32_to_cpu(vals
[89]);
2247 /* detailed rx_errors: */
2248 ai
->stats
.rx_length_errors
= le32_to_cpu(vals
[3]);
2249 ai
->stats
.rx_crc_errors
= le32_to_cpu(vals
[4]);
2250 ai
->stats
.rx_frame_errors
= le32_to_cpu(vals
[2]);
2251 ai
->stats
.rx_fifo_errors
= le32_to_cpu(vals
[0]);
2254 static struct net_device_stats
*airo_get_stats(struct net_device
*dev
)
2256 struct airo_info
*local
= dev
->priv
;
2258 if (!test_bit(JOB_STATS
, &local
->jobs
)) {
2259 /* Get stats out of the card if available */
2260 if (down_trylock(&local
->sem
) != 0) {
2261 set_bit(JOB_STATS
, &local
->jobs
);
2262 wake_up_interruptible(&local
->thr_wait
);
2264 airo_read_stats(local
);
2267 return &local
->stats
;
2270 static void airo_set_promisc(struct airo_info
*ai
) {
2274 memset(&cmd
, 0, sizeof(cmd
));
2275 cmd
.cmd
=CMD_SETMODE
;
2276 clear_bit(JOB_PROMISC
, &ai
->jobs
);
2277 cmd
.parm0
=(ai
->flags
&IFF_PROMISC
) ? PROMISC
: NOPROMISC
;
2278 issuecommand(ai
, &cmd
, &rsp
);
2282 static void airo_set_multicast_list(struct net_device
*dev
) {
2283 struct airo_info
*ai
= dev
->priv
;
2285 if ((dev
->flags
^ ai
->flags
) & IFF_PROMISC
) {
2286 change_bit(FLAG_PROMISC
, &ai
->flags
);
2287 if (down_trylock(&ai
->sem
) != 0) {
2288 set_bit(JOB_PROMISC
, &ai
->jobs
);
2289 wake_up_interruptible(&ai
->thr_wait
);
2291 airo_set_promisc(ai
);
2294 if ((dev
->flags
&IFF_ALLMULTI
)||dev
->mc_count
>0) {
2295 /* Turn on multicast. (Should be already setup...) */
2299 static int airo_set_mac_address(struct net_device
*dev
, void *p
)
2301 struct airo_info
*ai
= dev
->priv
;
2302 struct sockaddr
*addr
= p
;
2304 readConfigRid(ai
, 1);
2305 memcpy (ai
->config
.macAddr
, addr
->sa_data
, dev
->addr_len
);
2306 set_bit (FLAG_COMMIT
, &ai
->flags
);
2308 writeConfigRid (ai
, 1);
2310 memcpy (ai
->dev
->dev_addr
, addr
->sa_data
, dev
->addr_len
);
2312 memcpy (ai
->wifidev
->dev_addr
, addr
->sa_data
, dev
->addr_len
);
2316 static int airo_change_mtu(struct net_device
*dev
, int new_mtu
)
2318 if ((new_mtu
< 68) || (new_mtu
> 2400))
2324 static LIST_HEAD(airo_devices
);
2326 static void add_airo_dev(struct airo_info
*ai
)
2328 /* Upper layers already keep track of PCI devices,
2329 * so we only need to remember our non-PCI cards. */
2331 list_add_tail(&ai
->dev_list
, &airo_devices
);
2334 static void del_airo_dev(struct airo_info
*ai
)
2337 list_del(&ai
->dev_list
);
2340 static int airo_close(struct net_device
*dev
) {
2341 struct airo_info
*ai
= dev
->priv
;
2343 netif_stop_queue(dev
);
2345 if (ai
->wifidev
!= dev
) {
2346 #ifdef POWER_ON_DOWN
2347 /* Shut power to the card. The idea is that the user can save
2348 * power when he doesn't need the card with "ifconfig down".
2349 * That's the method that is most friendly towards the network
2350 * stack (i.e. the network stack won't try to broadcast
2351 * anything on the interface and routes are gone. Jean II */
2352 set_bit(FLAG_RADIO_DOWN
, &ai
->flags
);
2355 disable_interrupts( ai
);
2357 free_irq(dev
->irq
, dev
);
2359 set_bit(JOB_DIE
, &ai
->jobs
);
2360 kthread_stop(ai
->airo_thread_task
);
2365 void stop_airo_card( struct net_device
*dev
, int freeres
)
2367 struct airo_info
*ai
= dev
->priv
;
2369 set_bit(FLAG_RADIO_DOWN
, &ai
->flags
);
2371 disable_interrupts(ai
);
2372 takedown_proc_entry( dev
, ai
);
2373 if (test_bit(FLAG_REGISTERED
, &ai
->flags
)) {
2374 unregister_netdev( dev
);
2376 unregister_netdev(ai
->wifidev
);
2377 free_netdev(ai
->wifidev
);
2380 clear_bit(FLAG_REGISTERED
, &ai
->flags
);
2383 * Clean out tx queue
2385 if (test_bit(FLAG_MPI
, &ai
->flags
) && !skb_queue_empty(&ai
->txq
)) {
2386 struct sk_buff
*skb
= NULL
;
2387 for (;(skb
= skb_dequeue(&ai
->txq
));)
2391 airo_networks_free (ai
);
2398 /* PCMCIA frees this stuff, so only for PCI and ISA */
2399 release_region( dev
->base_addr
, 64 );
2400 if (test_bit(FLAG_MPI
, &ai
->flags
)) {
2402 mpi_unmap_card(ai
->pci
);
2404 iounmap(ai
->pcimem
);
2406 iounmap(ai
->pciaux
);
2407 pci_free_consistent(ai
->pci
, PCI_SHARED_LEN
,
2408 ai
->shared
, ai
->shared_dma
);
2411 crypto_free_cipher(ai
->tfm
);
2416 EXPORT_SYMBOL(stop_airo_card
);
2418 static int wll_header_parse(const struct sk_buff
*skb
, unsigned char *haddr
)
2420 memcpy(haddr
, skb_mac_header(skb
) + 10, ETH_ALEN
);
2424 static void mpi_unmap_card(struct pci_dev
*pci
)
2426 unsigned long mem_start
= pci_resource_start(pci
, 1);
2427 unsigned long mem_len
= pci_resource_len(pci
, 1);
2428 unsigned long aux_start
= pci_resource_start(pci
, 2);
2429 unsigned long aux_len
= AUXMEMSIZE
;
2431 release_mem_region(aux_start
, aux_len
);
2432 release_mem_region(mem_start
, mem_len
);
2435 /*************************************************************
2436 * This routine assumes that descriptors have been setup .
2437 * Run at insmod time or after reset when the decriptors
2438 * have been initialized . Returns 0 if all is well nz
2439 * otherwise . Does not allocate memory but sets up card
2440 * using previously allocated descriptors.
2442 static int mpi_init_descriptors (struct airo_info
*ai
)
2449 /* Alloc card RX descriptors */
2450 netif_stop_queue(ai
->dev
);
2452 memset(&rsp
,0,sizeof(rsp
));
2453 memset(&cmd
,0,sizeof(cmd
));
2455 cmd
.cmd
= CMD_ALLOCATEAUX
;
2457 cmd
.parm1
= (ai
->rxfids
[0].card_ram_off
- ai
->pciaux
);
2458 cmd
.parm2
= MPI_MAX_FIDS
;
2459 rc
=issuecommand(ai
, &cmd
, &rsp
);
2460 if (rc
!= SUCCESS
) {
2461 airo_print_err(ai
->dev
->name
, "Couldn't allocate RX FID");
2465 for (i
=0; i
<MPI_MAX_FIDS
; i
++) {
2466 memcpy_toio(ai
->rxfids
[i
].card_ram_off
,
2467 &ai
->rxfids
[i
].rx_desc
, sizeof(RxFid
));
2470 /* Alloc card TX descriptors */
2472 memset(&rsp
,0,sizeof(rsp
));
2473 memset(&cmd
,0,sizeof(cmd
));
2475 cmd
.cmd
= CMD_ALLOCATEAUX
;
2477 cmd
.parm1
= (ai
->txfids
[0].card_ram_off
- ai
->pciaux
);
2478 cmd
.parm2
= MPI_MAX_FIDS
;
2480 for (i
=0; i
<MPI_MAX_FIDS
; i
++) {
2481 ai
->txfids
[i
].tx_desc
.valid
= 1;
2482 memcpy_toio(ai
->txfids
[i
].card_ram_off
,
2483 &ai
->txfids
[i
].tx_desc
, sizeof(TxFid
));
2485 ai
->txfids
[i
-1].tx_desc
.eoc
= 1; /* Last descriptor has EOC set */
2487 rc
=issuecommand(ai
, &cmd
, &rsp
);
2488 if (rc
!= SUCCESS
) {
2489 airo_print_err(ai
->dev
->name
, "Couldn't allocate TX FID");
2493 /* Alloc card Rid descriptor */
2494 memset(&rsp
,0,sizeof(rsp
));
2495 memset(&cmd
,0,sizeof(cmd
));
2497 cmd
.cmd
= CMD_ALLOCATEAUX
;
2499 cmd
.parm1
= (ai
->config_desc
.card_ram_off
- ai
->pciaux
);
2500 cmd
.parm2
= 1; /* Magic number... */
2501 rc
=issuecommand(ai
, &cmd
, &rsp
);
2502 if (rc
!= SUCCESS
) {
2503 airo_print_err(ai
->dev
->name
, "Couldn't allocate RID");
2507 memcpy_toio(ai
->config_desc
.card_ram_off
,
2508 &ai
->config_desc
.rid_desc
, sizeof(Rid
));
2514 * We are setting up three things here:
2515 * 1) Map AUX memory for descriptors: Rid, TxFid, or RxFid.
2516 * 2) Map PCI memory for issueing commands.
2517 * 3) Allocate memory (shared) to send and receive ethernet frames.
2519 static int mpi_map_card(struct airo_info
*ai
, struct pci_dev
*pci
)
2521 unsigned long mem_start
, mem_len
, aux_start
, aux_len
;
2524 dma_addr_t busaddroff
;
2525 unsigned char *vpackoff
;
2526 unsigned char __iomem
*pciaddroff
;
2528 mem_start
= pci_resource_start(pci
, 1);
2529 mem_len
= pci_resource_len(pci
, 1);
2530 aux_start
= pci_resource_start(pci
, 2);
2531 aux_len
= AUXMEMSIZE
;
2533 if (!request_mem_region(mem_start
, mem_len
, DRV_NAME
)) {
2534 airo_print_err("", "Couldn't get region %x[%x]",
2535 (int)mem_start
, (int)mem_len
);
2538 if (!request_mem_region(aux_start
, aux_len
, DRV_NAME
)) {
2539 airo_print_err("", "Couldn't get region %x[%x]",
2540 (int)aux_start
, (int)aux_len
);
2544 ai
->pcimem
= ioremap(mem_start
, mem_len
);
2546 airo_print_err("", "Couldn't map region %x[%x]",
2547 (int)mem_start
, (int)mem_len
);
2550 ai
->pciaux
= ioremap(aux_start
, aux_len
);
2552 airo_print_err("", "Couldn't map region %x[%x]",
2553 (int)aux_start
, (int)aux_len
);
2557 /* Reserve PKTSIZE for each fid and 2K for the Rids */
2558 ai
->shared
= pci_alloc_consistent(pci
, PCI_SHARED_LEN
, &ai
->shared_dma
);
2560 airo_print_err("", "Couldn't alloc_consistent %d",
2566 * Setup descriptor RX, TX, CONFIG
2568 busaddroff
= ai
->shared_dma
;
2569 pciaddroff
= ai
->pciaux
+ AUX_OFFSET
;
2570 vpackoff
= ai
->shared
;
2572 /* RX descriptor setup */
2573 for(i
= 0; i
< MPI_MAX_FIDS
; i
++) {
2574 ai
->rxfids
[i
].pending
= 0;
2575 ai
->rxfids
[i
].card_ram_off
= pciaddroff
;
2576 ai
->rxfids
[i
].virtual_host_addr
= vpackoff
;
2577 ai
->rxfids
[i
].rx_desc
.host_addr
= busaddroff
;
2578 ai
->rxfids
[i
].rx_desc
.valid
= 1;
2579 ai
->rxfids
[i
].rx_desc
.len
= PKTSIZE
;
2580 ai
->rxfids
[i
].rx_desc
.rdy
= 0;
2582 pciaddroff
+= sizeof(RxFid
);
2583 busaddroff
+= PKTSIZE
;
2584 vpackoff
+= PKTSIZE
;
2587 /* TX descriptor setup */
2588 for(i
= 0; i
< MPI_MAX_FIDS
; i
++) {
2589 ai
->txfids
[i
].card_ram_off
= pciaddroff
;
2590 ai
->txfids
[i
].virtual_host_addr
= vpackoff
;
2591 ai
->txfids
[i
].tx_desc
.valid
= 1;
2592 ai
->txfids
[i
].tx_desc
.host_addr
= busaddroff
;
2593 memcpy(ai
->txfids
[i
].virtual_host_addr
,
2594 &wifictlhdr8023
, sizeof(wifictlhdr8023
));
2596 pciaddroff
+= sizeof(TxFid
);
2597 busaddroff
+= PKTSIZE
;
2598 vpackoff
+= PKTSIZE
;
2600 ai
->txfids
[i
-1].tx_desc
.eoc
= 1; /* Last descriptor has EOC set */
2602 /* Rid descriptor setup */
2603 ai
->config_desc
.card_ram_off
= pciaddroff
;
2604 ai
->config_desc
.virtual_host_addr
= vpackoff
;
2605 ai
->config_desc
.rid_desc
.host_addr
= busaddroff
;
2606 ai
->ridbus
= busaddroff
;
2607 ai
->config_desc
.rid_desc
.rid
= 0;
2608 ai
->config_desc
.rid_desc
.len
= RIDSIZE
;
2609 ai
->config_desc
.rid_desc
.valid
= 1;
2610 pciaddroff
+= sizeof(Rid
);
2611 busaddroff
+= RIDSIZE
;
2612 vpackoff
+= RIDSIZE
;
2614 /* Tell card about descriptors */
2615 if (mpi_init_descriptors (ai
) != SUCCESS
)
2620 pci_free_consistent(pci
, PCI_SHARED_LEN
, ai
->shared
, ai
->shared_dma
);
2622 iounmap(ai
->pciaux
);
2624 iounmap(ai
->pcimem
);
2626 release_mem_region(aux_start
, aux_len
);
2628 release_mem_region(mem_start
, mem_len
);
2633 static const struct header_ops airo_header_ops
= {
2634 .parse
= wll_header_parse
,
2637 static void wifi_setup(struct net_device
*dev
)
2639 dev
->header_ops
= &airo_header_ops
;
2640 dev
->hard_start_xmit
= &airo_start_xmit11
;
2641 dev
->get_stats
= &airo_get_stats
;
2642 dev
->set_mac_address
= &airo_set_mac_address
;
2643 dev
->do_ioctl
= &airo_ioctl
;
2644 dev
->wireless_handlers
= &airo_handler_def
;
2645 dev
->change_mtu
= &airo_change_mtu
;
2646 dev
->open
= &airo_open
;
2647 dev
->stop
= &airo_close
;
2649 dev
->type
= ARPHRD_IEEE80211
;
2650 dev
->hard_header_len
= ETH_HLEN
;
2651 dev
->mtu
= AIRO_DEF_MTU
;
2652 dev
->addr_len
= ETH_ALEN
;
2653 dev
->tx_queue_len
= 100;
2655 memset(dev
->broadcast
,0xFF, ETH_ALEN
);
2657 dev
->flags
= IFF_BROADCAST
|IFF_MULTICAST
;
2660 static struct net_device
*init_wifidev(struct airo_info
*ai
,
2661 struct net_device
*ethdev
)
2664 struct net_device
*dev
= alloc_netdev(0, "wifi%d", wifi_setup
);
2667 dev
->priv
= ethdev
->priv
;
2668 dev
->irq
= ethdev
->irq
;
2669 dev
->base_addr
= ethdev
->base_addr
;
2670 dev
->wireless_data
= ethdev
->wireless_data
;
2671 SET_NETDEV_DEV(dev
, ethdev
->dev
.parent
);
2672 memcpy(dev
->dev_addr
, ethdev
->dev_addr
, dev
->addr_len
);
2673 err
= register_netdev(dev
);
2681 static int reset_card( struct net_device
*dev
, int lock
) {
2682 struct airo_info
*ai
= dev
->priv
;
2684 if (lock
&& down_interruptible(&ai
->sem
))
2687 OUT4500(ai
,COMMAND
,CMD_SOFTRESET
);
2696 #define AIRO_MAX_NETWORK_COUNT 64
2697 static int airo_networks_allocate(struct airo_info
*ai
)
2703 kzalloc(AIRO_MAX_NETWORK_COUNT
* sizeof(BSSListElement
),
2705 if (!ai
->networks
) {
2706 airo_print_warn("", "Out of memory allocating beacons");
2713 static void airo_networks_free(struct airo_info
*ai
)
2715 kfree(ai
->networks
);
2716 ai
->networks
= NULL
;
2719 static void airo_networks_initialize(struct airo_info
*ai
)
2723 INIT_LIST_HEAD(&ai
->network_free_list
);
2724 INIT_LIST_HEAD(&ai
->network_list
);
2725 for (i
= 0; i
< AIRO_MAX_NETWORK_COUNT
; i
++)
2726 list_add_tail(&ai
->networks
[i
].list
,
2727 &ai
->network_free_list
);
2730 static int airo_test_wpa_capable(struct airo_info
*ai
)
2733 CapabilityRid cap_rid
;
2735 status
= readCapabilityRid(ai
, &cap_rid
, 1);
2736 if (status
!= SUCCESS
) return 0;
2738 /* Only firmware versions 5.30.17 or better can do WPA */
2739 if (le16_to_cpu(cap_rid
.softVer
) > 0x530
2740 || (le16_to_cpu(cap_rid
.softVer
) == 0x530
2741 && le16_to_cpu(cap_rid
.softSubVer
) >= 17)) {
2742 airo_print_info("", "WPA is supported.");
2746 /* No WPA support */
2747 airo_print_info("", "WPA unsupported (only firmware versions 5.30.17"
2748 " and greater support WPA. Detected %s)", cap_rid
.prodVer
);
2752 static struct net_device
*_init_airo_card( unsigned short irq
, int port
,
2753 int is_pcmcia
, struct pci_dev
*pci
,
2754 struct device
*dmdev
)
2756 struct net_device
*dev
;
2757 struct airo_info
*ai
;
2759 DECLARE_MAC_BUF(mac
);
2761 /* Create the network device object. */
2762 dev
= alloc_netdev(sizeof(*ai
), "", ether_setup
);
2764 airo_print_err("", "Couldn't alloc_etherdev");
2770 ai
->flags
= 1 << FLAG_RADIO_DOWN
;
2773 if (pci
&& (pci
->device
== 0x5000 || pci
->device
== 0xa504)) {
2774 airo_print_dbg("", "Found an MPI350 card");
2775 set_bit(FLAG_MPI
, &ai
->flags
);
2777 spin_lock_init(&ai
->aux_lock
);
2778 sema_init(&ai
->sem
, 1);
2781 init_waitqueue_head (&ai
->thr_wait
);
2785 if (airo_networks_allocate (ai
))
2787 airo_networks_initialize (ai
);
2789 /* The Airo-specific entries in the device structure. */
2790 if (test_bit(FLAG_MPI
,&ai
->flags
)) {
2791 skb_queue_head_init (&ai
->txq
);
2792 dev
->hard_start_xmit
= &mpi_start_xmit
;
2794 dev
->hard_start_xmit
= &airo_start_xmit
;
2795 dev
->get_stats
= &airo_get_stats
;
2796 dev
->set_multicast_list
= &airo_set_multicast_list
;
2797 dev
->set_mac_address
= &airo_set_mac_address
;
2798 dev
->do_ioctl
= &airo_ioctl
;
2799 dev
->wireless_handlers
= &airo_handler_def
;
2800 ai
->wireless_data
.spy_data
= &ai
->spy_data
;
2801 dev
->wireless_data
= &ai
->wireless_data
;
2802 dev
->change_mtu
= &airo_change_mtu
;
2803 dev
->open
= &airo_open
;
2804 dev
->stop
= &airo_close
;
2806 dev
->base_addr
= port
;
2808 SET_NETDEV_DEV(dev
, dmdev
);
2810 reset_card (dev
, 1);
2814 if (!request_region(dev
->base_addr
, 64, DRV_NAME
)) {
2816 airo_print_err(dev
->name
, "Couldn't request region");
2821 if (test_bit(FLAG_MPI
,&ai
->flags
)) {
2822 if (mpi_map_card(ai
, pci
)) {
2823 airo_print_err("", "Could not map memory");
2829 if ( setup_card( ai
, dev
->dev_addr
, 1 ) != SUCCESS
) {
2830 airo_print_err(dev
->name
, "MAC could not be enabled" );
2834 } else if (!test_bit(FLAG_MPI
,&ai
->flags
)) {
2835 ai
->bap_read
= fast_bap_read
;
2836 set_bit(FLAG_FLASHING
, &ai
->flags
);
2839 /* Test for WPA support */
2840 if (airo_test_wpa_capable(ai
)) {
2841 set_bit(FLAG_WPA_CAPABLE
, &ai
->flags
);
2842 ai
->bssListFirst
= RID_WPA_BSSLISTFIRST
;
2843 ai
->bssListNext
= RID_WPA_BSSLISTNEXT
;
2844 ai
->bssListRidLen
= sizeof(BSSListRid
);
2846 ai
->bssListFirst
= RID_BSSLISTFIRST
;
2847 ai
->bssListNext
= RID_BSSLISTNEXT
;
2848 ai
->bssListRidLen
= sizeof(BSSListRid
) - sizeof(BSSListRidExtra
);
2851 strcpy(dev
->name
, "eth%d");
2852 rc
= register_netdev(dev
);
2854 airo_print_err(dev
->name
, "Couldn't register_netdev");
2857 ai
->wifidev
= init_wifidev(ai
, dev
);
2861 set_bit(FLAG_REGISTERED
,&ai
->flags
);
2862 airo_print_info(dev
->name
, "MAC enabled %s",
2863 print_mac(mac
, dev
->dev_addr
));
2865 /* Allocate the transmit buffers */
2866 if (probe
&& !test_bit(FLAG_MPI
,&ai
->flags
))
2867 for( i
= 0; i
< MAX_FIDS
; i
++ )
2868 ai
->fids
[i
] = transmit_allocate(ai
,AIRO_DEF_MTU
,i
>=MAX_FIDS
/2);
2870 if (setup_proc_entry(dev
, dev
->priv
) < 0)
2876 unregister_netdev(ai
->wifidev
);
2877 free_netdev(ai
->wifidev
);
2879 unregister_netdev(dev
);
2881 if (test_bit(FLAG_MPI
,&ai
->flags
) && pci
) {
2882 pci_free_consistent(pci
, PCI_SHARED_LEN
, ai
->shared
, ai
->shared_dma
);
2883 iounmap(ai
->pciaux
);
2884 iounmap(ai
->pcimem
);
2885 mpi_unmap_card(ai
->pci
);
2889 release_region( dev
->base_addr
, 64 );
2891 airo_networks_free(ai
);
2898 struct net_device
*init_airo_card( unsigned short irq
, int port
, int is_pcmcia
,
2899 struct device
*dmdev
)
2901 return _init_airo_card ( irq
, port
, is_pcmcia
, NULL
, dmdev
);
2904 EXPORT_SYMBOL(init_airo_card
);
2906 static int waitbusy (struct airo_info
*ai
) {
2908 while ((IN4500 (ai
, COMMAND
) & COMMAND_BUSY
) && (delay
< 10000)) {
2910 if ((++delay
% 20) == 0)
2911 OUT4500(ai
, EVACK
, EV_CLEARCOMMANDBUSY
);
2913 return delay
< 10000;
2916 int reset_airo_card( struct net_device
*dev
)
2919 struct airo_info
*ai
= dev
->priv
;
2920 DECLARE_MAC_BUF(mac
);
2922 if (reset_card (dev
, 1))
2925 if ( setup_card(ai
, dev
->dev_addr
, 1 ) != SUCCESS
) {
2926 airo_print_err(dev
->name
, "MAC could not be enabled");
2929 airo_print_info(dev
->name
, "MAC enabled %s",
2930 print_mac(mac
, dev
->dev_addr
));
2931 /* Allocate the transmit buffers if needed */
2932 if (!test_bit(FLAG_MPI
,&ai
->flags
))
2933 for( i
= 0; i
< MAX_FIDS
; i
++ )
2934 ai
->fids
[i
] = transmit_allocate (ai
,AIRO_DEF_MTU
,i
>=MAX_FIDS
/2);
2936 enable_interrupts( ai
);
2937 netif_wake_queue(dev
);
2941 EXPORT_SYMBOL(reset_airo_card
);
2943 static void airo_send_event(struct net_device
*dev
) {
2944 struct airo_info
*ai
= dev
->priv
;
2945 union iwreq_data wrqu
;
2946 StatusRid status_rid
;
2948 clear_bit(JOB_EVENT
, &ai
->jobs
);
2949 PC4500_readrid(ai
, RID_STATUS
, &status_rid
, sizeof(status_rid
), 0);
2951 wrqu
.data
.length
= 0;
2952 wrqu
.data
.flags
= 0;
2953 memcpy(wrqu
.ap_addr
.sa_data
, status_rid
.bssid
[0], ETH_ALEN
);
2954 wrqu
.ap_addr
.sa_family
= ARPHRD_ETHER
;
2956 /* Send event to user space */
2957 wireless_send_event(dev
, SIOCGIWAP
, &wrqu
, NULL
);
2960 static void airo_process_scan_results (struct airo_info
*ai
) {
2961 union iwreq_data wrqu
;
2964 BSSListElement
* loop_net
;
2965 BSSListElement
* tmp_net
;
2967 /* Blow away current list of scan results */
2968 list_for_each_entry_safe (loop_net
, tmp_net
, &ai
->network_list
, list
) {
2969 list_move_tail (&loop_net
->list
, &ai
->network_free_list
);
2970 /* Don't blow away ->list, just BSS data */
2971 memset (loop_net
, 0, sizeof (loop_net
->bss
));
2974 /* Try to read the first entry of the scan result */
2975 rc
= PC4500_readrid(ai
, ai
->bssListFirst
, &bss
, ai
->bssListRidLen
, 0);
2976 if((rc
) || (bss
.index
== cpu_to_le16(0xffff))) {
2977 /* No scan results */
2981 /* Read and parse all entries */
2983 while((!rc
) && (bss
.index
!= cpu_to_le16(0xffff))) {
2984 /* Grab a network off the free list */
2985 if (!list_empty(&ai
->network_free_list
)) {
2986 tmp_net
= list_entry(ai
->network_free_list
.next
,
2987 BSSListElement
, list
);
2988 list_del(ai
->network_free_list
.next
);
2991 if (tmp_net
!= NULL
) {
2992 memcpy(tmp_net
, &bss
, sizeof(tmp_net
->bss
));
2993 list_add_tail(&tmp_net
->list
, &ai
->network_list
);
2997 /* Read next entry */
2998 rc
= PC4500_readrid(ai
, ai
->bssListNext
,
2999 &bss
, ai
->bssListRidLen
, 0);
3003 ai
->scan_timeout
= 0;
3004 clear_bit(JOB_SCAN_RESULTS
, &ai
->jobs
);
3007 /* Send an empty event to user space.
3008 * We don't send the received data on
3009 * the event because it would require
3010 * us to do complex transcoding, and
3011 * we want to minimise the work done in
3012 * the irq handler. Use a request to
3013 * extract the data - Jean II */
3014 wrqu
.data
.length
= 0;
3015 wrqu
.data
.flags
= 0;
3016 wireless_send_event(ai
->dev
, SIOCGIWSCAN
, &wrqu
, NULL
);
3019 static int airo_thread(void *data
) {
3020 struct net_device
*dev
= data
;
3021 struct airo_info
*ai
= dev
->priv
;
3026 /* make swsusp happy with our thread */
3029 if (test_bit(JOB_DIE
, &ai
->jobs
))
3033 locked
= down_interruptible(&ai
->sem
);
3037 init_waitqueue_entry(&wait
, current
);
3038 add_wait_queue(&ai
->thr_wait
, &wait
);
3040 set_current_state(TASK_INTERRUPTIBLE
);
3043 if (ai
->expires
|| ai
->scan_timeout
) {
3044 if (ai
->scan_timeout
&&
3045 time_after_eq(jiffies
,ai
->scan_timeout
)){
3046 set_bit(JOB_SCAN_RESULTS
, &ai
->jobs
);
3048 } else if (ai
->expires
&&
3049 time_after_eq(jiffies
,ai
->expires
)){
3050 set_bit(JOB_AUTOWEP
, &ai
->jobs
);
3053 if (!kthread_should_stop() &&
3054 !freezing(current
)) {
3055 unsigned long wake_at
;
3056 if (!ai
->expires
|| !ai
->scan_timeout
) {
3057 wake_at
= max(ai
->expires
,
3060 wake_at
= min(ai
->expires
,
3063 schedule_timeout(wake_at
- jiffies
);
3066 } else if (!kthread_should_stop() &&
3067 !freezing(current
)) {
3073 current
->state
= TASK_RUNNING
;
3074 remove_wait_queue(&ai
->thr_wait
, &wait
);
3081 if (test_bit(JOB_DIE
, &ai
->jobs
)) {
3086 if (ai
->power
.event
|| test_bit(FLAG_FLASHING
, &ai
->flags
)) {
3091 if (test_bit(JOB_XMIT
, &ai
->jobs
))
3093 else if (test_bit(JOB_XMIT11
, &ai
->jobs
))
3094 airo_end_xmit11(dev
);
3095 else if (test_bit(JOB_STATS
, &ai
->jobs
))
3096 airo_read_stats(ai
);
3097 else if (test_bit(JOB_WSTATS
, &ai
->jobs
))
3098 airo_read_wireless_stats(ai
);
3099 else if (test_bit(JOB_PROMISC
, &ai
->jobs
))
3100 airo_set_promisc(ai
);
3101 else if (test_bit(JOB_MIC
, &ai
->jobs
))
3103 else if (test_bit(JOB_EVENT
, &ai
->jobs
))
3104 airo_send_event(dev
);
3105 else if (test_bit(JOB_AUTOWEP
, &ai
->jobs
))
3107 else if (test_bit(JOB_SCAN_RESULTS
, &ai
->jobs
))
3108 airo_process_scan_results(ai
);
3109 else /* Shouldn't get here, but we make sure to unlock */
3116 static int header_len(__le16 ctl
)
3118 u16 fc
= le16_to_cpu(ctl
);
3121 if ((fc
& 0xe0) == 0xc0)
3122 return 10; /* one-address control packet */
3123 return 16; /* two-address control packet */
3125 if ((fc
& 0x300) == 0x300)
3126 return 30; /* WDS packet */
3131 static irqreturn_t
airo_interrupt(int irq
, void *dev_id
)
3133 struct net_device
*dev
= dev_id
;
3136 struct airo_info
*apriv
= dev
->priv
;
3137 u16 savedInterrupts
= 0;
3140 if (!netif_device_present(dev
))
3144 status
= IN4500( apriv
, EVSTAT
);
3145 if ( !(status
& STATUS_INTS
) || status
== 0xffff ) break;
3149 if ( status
& EV_AWAKE
) {
3150 OUT4500( apriv
, EVACK
, EV_AWAKE
);
3151 OUT4500( apriv
, EVACK
, EV_AWAKE
);
3154 if (!savedInterrupts
) {
3155 savedInterrupts
= IN4500( apriv
, EVINTEN
);
3156 OUT4500( apriv
, EVINTEN
, 0 );
3159 if ( status
& EV_MIC
) {
3160 OUT4500( apriv
, EVACK
, EV_MIC
);
3161 if (test_bit(FLAG_MIC_CAPABLE
, &apriv
->flags
)) {
3162 set_bit(JOB_MIC
, &apriv
->jobs
);
3163 wake_up_interruptible(&apriv
->thr_wait
);
3166 if ( status
& EV_LINK
) {
3167 union iwreq_data wrqu
;
3168 int scan_forceloss
= 0;
3169 /* The link status has changed, if you want to put a
3170 monitor hook in, do it here. (Remember that
3171 interrupts are still disabled!)
3173 u16 newStatus
= IN4500(apriv
, LINKSTAT
);
3174 OUT4500( apriv
, EVACK
, EV_LINK
);
3175 /* Here is what newStatus means: */
3176 #define NOBEACON 0x8000 /* Loss of sync - missed beacons */
3177 #define MAXRETRIES 0x8001 /* Loss of sync - max retries */
3178 #define MAXARL 0x8002 /* Loss of sync - average retry level exceeded*/
3179 #define FORCELOSS 0x8003 /* Loss of sync - host request */
3180 #define TSFSYNC 0x8004 /* Loss of sync - TSF synchronization */
3181 #define DEAUTH 0x8100 /* Deauthentication (low byte is reason code) */
3182 #define DISASS 0x8200 /* Disassociation (low byte is reason code) */
3183 #define ASSFAIL 0x8400 /* Association failure (low byte is reason
3185 #define AUTHFAIL 0x0300 /* Authentication failure (low byte is reason
3187 #define ASSOCIATED 0x0400 /* Associated */
3188 #define REASSOCIATED 0x0600 /* Reassociated? Only on firmware >= 5.30.17 */
3189 #define RC_RESERVED 0 /* Reserved return code */
3190 #define RC_NOREASON 1 /* Unspecified reason */
3191 #define RC_AUTHINV 2 /* Previous authentication invalid */
3192 #define RC_DEAUTH 3 /* Deauthenticated because sending station is
3194 #define RC_NOACT 4 /* Disassociated due to inactivity */
3195 #define RC_MAXLOAD 5 /* Disassociated because AP is unable to handle
3196 all currently associated stations */
3197 #define RC_BADCLASS2 6 /* Class 2 frame received from
3198 non-Authenticated station */
3199 #define RC_BADCLASS3 7 /* Class 3 frame received from
3200 non-Associated station */
3201 #define RC_STATLEAVE 8 /* Disassociated because sending station is
3203 #define RC_NOAUTH 9 /* Station requesting (Re)Association is not
3204 Authenticated with the responding station */
3205 if (newStatus
== FORCELOSS
&& apriv
->scan_timeout
> 0)
3207 if(newStatus
== ASSOCIATED
|| newStatus
== REASSOCIATED
) {
3210 if (apriv
->list_bss_task
)
3211 wake_up_process(apriv
->list_bss_task
);
3212 set_bit(FLAG_UPDATE_UNI
, &apriv
->flags
);
3213 set_bit(FLAG_UPDATE_MULTI
, &apriv
->flags
);
3215 if (down_trylock(&apriv
->sem
) != 0) {
3216 set_bit(JOB_EVENT
, &apriv
->jobs
);
3217 wake_up_interruptible(&apriv
->thr_wait
);
3219 airo_send_event(dev
);
3220 } else if (!scan_forceloss
) {
3221 if (auto_wep
&& !apriv
->expires
) {
3222 apriv
->expires
= RUN_AT(3*HZ
);
3223 wake_up_interruptible(&apriv
->thr_wait
);
3226 /* Send event to user space */
3227 memset(wrqu
.ap_addr
.sa_data
, '\0', ETH_ALEN
);
3228 wrqu
.ap_addr
.sa_family
= ARPHRD_ETHER
;
3229 wireless_send_event(dev
, SIOCGIWAP
, &wrqu
,NULL
);
3233 /* Check to see if there is something to receive */
3234 if ( status
& EV_RX
) {
3235 struct sk_buff
*skb
= NULL
;
3237 u16 len
, hdrlen
= 0;
3251 if (test_bit(FLAG_MPI
,&apriv
->flags
)) {
3252 if (test_bit(FLAG_802_11
, &apriv
->flags
))
3253 mpi_receive_802_11(apriv
);
3255 mpi_receive_802_3(apriv
);
3256 OUT4500(apriv
, EVACK
, EV_RX
);
3260 fid
= IN4500( apriv
, RXFID
);
3262 /* Get the packet length */
3263 if (test_bit(FLAG_802_11
, &apriv
->flags
)) {
3264 bap_setup (apriv
, fid
, 4, BAP0
);
3265 bap_read (apriv
, (__le16
*)&hdr
, sizeof(hdr
), BAP0
);
3266 /* Bad CRC. Ignore packet */
3267 if (le16_to_cpu(hdr
.status
) & 2)
3269 if (apriv
->wifidev
== NULL
)
3272 bap_setup (apriv
, fid
, 0x36, BAP0
);
3273 bap_read (apriv
, &hdr
.len
, 2, BAP0
);
3275 len
= le16_to_cpu(hdr
.len
);
3277 if (len
> AIRO_DEF_MTU
) {
3278 airo_print_err(apriv
->dev
->name
, "Bad size %d", len
);
3284 if (test_bit(FLAG_802_11
, &apriv
->flags
)) {
3285 bap_read (apriv
, &fc
, sizeof(fc
), BAP0
);
3286 hdrlen
= header_len(fc
);
3288 hdrlen
= ETH_ALEN
* 2;
3290 skb
= dev_alloc_skb( len
+ hdrlen
+ 2 + 2 );
3292 apriv
->stats
.rx_dropped
++;
3295 skb_reserve(skb
, 2); /* This way the IP header is aligned */
3296 buffer
= (__le16
*)skb_put (skb
, len
+ hdrlen
);
3297 if (test_bit(FLAG_802_11
, &apriv
->flags
)) {
3299 bap_read (apriv
, buffer
+ 1, hdrlen
- 2, BAP0
);
3301 bap_read (apriv
, tmpbuf
, 6, BAP0
);
3303 bap_read (apriv
, &v
, sizeof(v
), BAP0
);
3304 gap
= le16_to_cpu(v
);
3307 bap_read (apriv
, tmpbuf
, gap
, BAP0
);
3309 airo_print_err(apriv
->dev
->name
, "gaplen too "
3310 "big. Problems will follow...");
3313 bap_read (apriv
, buffer
+ hdrlen
/2, len
, BAP0
);
3316 bap_read (apriv
, buffer
, ETH_ALEN
*2, BAP0
);
3317 if (apriv
->micstats
.enabled
) {
3318 bap_read (apriv
,(__le16
*)&micbuf
,sizeof(micbuf
),BAP0
);
3319 if (ntohs(micbuf
.typelen
) > 0x05DC)
3320 bap_setup (apriv
, fid
, 0x44, BAP0
);
3322 if (len
<= sizeof(micbuf
))
3325 len
-= sizeof(micbuf
);
3326 skb_trim (skb
, len
+ hdrlen
);
3329 bap_read(apriv
,buffer
+ETH_ALEN
,len
,BAP0
);
3330 if (decapsulate(apriv
,&micbuf
,(etherHead
*)buffer
,len
)) {
3332 dev_kfree_skb_irq (skb
);
3334 OUT4500( apriv
, EVACK
, EV_RX
);
3339 if (apriv
->spy_data
.spy_number
> 0) {
3341 struct iw_quality wstats
;
3342 /* Prepare spy data : addr + qual */
3343 if (!test_bit(FLAG_802_11
, &apriv
->flags
)) {
3344 sa
= (char*)buffer
+ 6;
3345 bap_setup (apriv
, fid
, 8, BAP0
);
3346 bap_read (apriv
, (__le16
*)hdr
.rssi
, 2, BAP0
);
3348 sa
= (char*)buffer
+ 10;
3349 wstats
.qual
= hdr
.rssi
[0];
3351 wstats
.level
= 0x100 - apriv
->rssi
[hdr
.rssi
[1]].rssidBm
;
3353 wstats
.level
= (hdr
.rssi
[1] + 321) / 2;
3354 wstats
.noise
= apriv
->wstats
.qual
.noise
;
3355 wstats
.updated
= IW_QUAL_LEVEL_UPDATED
3356 | IW_QUAL_QUAL_UPDATED
3358 /* Update spy records */
3359 wireless_spy_update(dev
, sa
, &wstats
);
3361 #endif /* WIRELESS_SPY */
3362 OUT4500( apriv
, EVACK
, EV_RX
);
3364 if (test_bit(FLAG_802_11
, &apriv
->flags
)) {
3365 skb_reset_mac_header(skb
);
3366 skb
->pkt_type
= PACKET_OTHERHOST
;
3367 skb
->dev
= apriv
->wifidev
;
3368 skb
->protocol
= htons(ETH_P_802_2
);
3370 skb
->protocol
= eth_type_trans(skb
,dev
);
3371 skb
->dev
->last_rx
= jiffies
;
3372 skb
->ip_summed
= CHECKSUM_NONE
;
3378 /* Check to see if a packet has been transmitted */
3379 if ( status
& ( EV_TX
|EV_TXCPY
|EV_TXEXC
) ) {
3384 if (test_bit(FLAG_MPI
,&apriv
->flags
)) {
3385 unsigned long flags
;
3387 if (status
& EV_TXEXC
)
3388 get_tx_error(apriv
, -1);
3389 spin_lock_irqsave(&apriv
->aux_lock
, flags
);
3390 if (!skb_queue_empty(&apriv
->txq
)) {
3391 spin_unlock_irqrestore(&apriv
->aux_lock
,flags
);
3392 mpi_send_packet (dev
);
3394 clear_bit(FLAG_PENDING_XMIT
, &apriv
->flags
);
3395 spin_unlock_irqrestore(&apriv
->aux_lock
,flags
);
3396 netif_wake_queue (dev
);
3398 OUT4500( apriv
, EVACK
,
3399 status
& (EV_TX
|EV_TXCPY
|EV_TXEXC
));
3403 fid
= IN4500(apriv
, TXCOMPLFID
);
3405 for( i
= 0; i
< MAX_FIDS
; i
++ ) {
3406 if ( ( apriv
->fids
[i
] & 0xffff ) == fid
) {
3407 len
= apriv
->fids
[i
] >> 16;
3412 if (status
& EV_TXEXC
)
3413 get_tx_error(apriv
, index
);
3414 OUT4500( apriv
, EVACK
, status
& (EV_TX
| EV_TXEXC
));
3415 /* Set up to be used again */
3416 apriv
->fids
[index
] &= 0xffff;
3417 if (index
< MAX_FIDS
/ 2) {
3418 if (!test_bit(FLAG_PENDING_XMIT
, &apriv
->flags
))
3419 netif_wake_queue(dev
);
3421 if (!test_bit(FLAG_PENDING_XMIT11
, &apriv
->flags
))
3422 netif_wake_queue(apriv
->wifidev
);
3425 OUT4500( apriv
, EVACK
, status
& (EV_TX
| EV_TXCPY
| EV_TXEXC
));
3426 airo_print_err(apriv
->dev
->name
, "Unallocated FID was "
3431 if ( status
& ~STATUS_INTS
& ~IGNORE_INTS
)
3432 airo_print_warn(apriv
->dev
->name
, "Got weird status %x",
3433 status
& ~STATUS_INTS
& ~IGNORE_INTS
);
3436 if (savedInterrupts
)
3437 OUT4500( apriv
, EVINTEN
, savedInterrupts
);
3440 return IRQ_RETVAL(handled
);
3444 * Routines to talk to the card
3448 * This was originally written for the 4500, hence the name
3449 * NOTE: If use with 8bit mode and SMP bad things will happen!
3450 * Why would some one do 8 bit IO in an SMP machine?!?
3452 static void OUT4500( struct airo_info
*ai
, u16 reg
, u16 val
) {
3453 if (test_bit(FLAG_MPI
,&ai
->flags
))
3456 outw( val
, ai
->dev
->base_addr
+ reg
);
3458 outb( val
& 0xff, ai
->dev
->base_addr
+ reg
);
3459 outb( val
>> 8, ai
->dev
->base_addr
+ reg
+ 1 );
3463 static u16
IN4500( struct airo_info
*ai
, u16 reg
) {
3466 if (test_bit(FLAG_MPI
,&ai
->flags
))
3469 rc
= inw( ai
->dev
->base_addr
+ reg
);
3471 rc
= inb( ai
->dev
->base_addr
+ reg
);
3472 rc
+= ((int)inb( ai
->dev
->base_addr
+ reg
+ 1 )) << 8;
3477 static int enable_MAC(struct airo_info
*ai
, int lock
)
3483 /* FLAG_RADIO_OFF : Radio disabled via /proc or Wireless Extensions
3484 * FLAG_RADIO_DOWN : Radio disabled via "ifconfig ethX down"
3485 * Note : we could try to use !netif_running(dev) in enable_MAC()
3486 * instead of this flag, but I don't trust it *within* the
3487 * open/close functions, and testing both flags together is
3488 * "cheaper" - Jean II */
3489 if (ai
->flags
& FLAG_RADIO_MASK
) return SUCCESS
;
3491 if (lock
&& down_interruptible(&ai
->sem
))
3492 return -ERESTARTSYS
;
3494 if (!test_bit(FLAG_ENABLED
, &ai
->flags
)) {
3495 memset(&cmd
, 0, sizeof(cmd
));
3496 cmd
.cmd
= MAC_ENABLE
;
3497 rc
= issuecommand(ai
, &cmd
, &rsp
);
3499 set_bit(FLAG_ENABLED
, &ai
->flags
);
3507 airo_print_err(ai
->dev
->name
, "Cannot enable MAC");
3508 else if ((rsp
.status
& 0xFF00) != 0) {
3509 airo_print_err(ai
->dev
->name
, "Bad MAC enable reason=%x, "
3510 "rid=%x, offset=%d", rsp
.rsp0
, rsp
.rsp1
, rsp
.rsp2
);
3516 static void disable_MAC( struct airo_info
*ai
, int lock
) {
3520 if (lock
&& down_interruptible(&ai
->sem
))
3523 if (test_bit(FLAG_ENABLED
, &ai
->flags
)) {
3524 memset(&cmd
, 0, sizeof(cmd
));
3525 cmd
.cmd
= MAC_DISABLE
; // disable in case already enabled
3526 issuecommand(ai
, &cmd
, &rsp
);
3527 clear_bit(FLAG_ENABLED
, &ai
->flags
);
3533 static void enable_interrupts( struct airo_info
*ai
) {
3534 /* Enable the interrupts */
3535 OUT4500( ai
, EVINTEN
, STATUS_INTS
);
3538 static void disable_interrupts( struct airo_info
*ai
) {
3539 OUT4500( ai
, EVINTEN
, 0 );
3542 static void mpi_receive_802_3(struct airo_info
*ai
)
3546 struct sk_buff
*skb
;
3551 memcpy_fromio(&rxd
, ai
->rxfids
[0].card_ram_off
, sizeof(rxd
));
3552 /* Make sure we got something */
3553 if (rxd
.rdy
&& rxd
.valid
== 0) {
3555 if (len
< 12 || len
> 2048)
3558 skb
= dev_alloc_skb(len
);
3560 ai
->stats
.rx_dropped
++;
3563 buffer
= skb_put(skb
,len
);
3564 memcpy(buffer
, ai
->rxfids
[0].virtual_host_addr
, ETH_ALEN
* 2);
3565 if (ai
->micstats
.enabled
) {
3567 ai
->rxfids
[0].virtual_host_addr
+ ETH_ALEN
* 2,
3569 if (ntohs(micbuf
.typelen
) <= 0x05DC) {
3570 if (len
<= sizeof(micbuf
) + ETH_ALEN
* 2)
3573 off
= sizeof(micbuf
);
3574 skb_trim (skb
, len
- off
);
3577 memcpy(buffer
+ ETH_ALEN
* 2,
3578 ai
->rxfids
[0].virtual_host_addr
+ ETH_ALEN
* 2 + off
,
3579 len
- ETH_ALEN
* 2 - off
);
3580 if (decapsulate (ai
, &micbuf
, (etherHead
*)buffer
, len
- off
- ETH_ALEN
* 2)) {
3582 dev_kfree_skb_irq (skb
);
3586 if (ai
->spy_data
.spy_number
> 0) {
3588 struct iw_quality wstats
;
3589 /* Prepare spy data : addr + qual */
3590 sa
= buffer
+ ETH_ALEN
;
3591 wstats
.qual
= 0; /* XXX Where do I get that info from ??? */
3594 /* Update spy records */
3595 wireless_spy_update(ai
->dev
, sa
, &wstats
);
3597 #endif /* WIRELESS_SPY */
3599 skb
->ip_summed
= CHECKSUM_NONE
;
3600 skb
->protocol
= eth_type_trans(skb
, ai
->dev
);
3601 skb
->dev
->last_rx
= jiffies
;
3605 if (rxd
.valid
== 0) {
3609 memcpy_toio(ai
->rxfids
[0].card_ram_off
, &rxd
, sizeof(rxd
));
3613 void mpi_receive_802_11 (struct airo_info
*ai
)
3616 struct sk_buff
*skb
= NULL
;
3617 u16 len
, hdrlen
= 0;
3630 char *ptr
= ai
->rxfids
[0].virtual_host_addr
+4;
3632 memcpy_fromio(&rxd
, ai
->rxfids
[0].card_ram_off
, sizeof(rxd
));
3633 memcpy ((char *)&hdr
, ptr
, sizeof(hdr
));
3635 /* Bad CRC. Ignore packet */
3636 if (le16_to_cpu(hdr
.status
) & 2)
3638 if (ai
->wifidev
== NULL
)
3640 len
= le16_to_cpu(hdr
.len
);
3641 if (len
> AIRO_DEF_MTU
) {
3642 airo_print_err(ai
->dev
->name
, "Bad size %d", len
);
3648 fc
= get_unaligned((__le16
*)ptr
);
3649 hdrlen
= header_len(fc
);
3651 skb
= dev_alloc_skb( len
+ hdrlen
+ 2 );
3653 ai
->stats
.rx_dropped
++;
3656 buffer
= (u16
*)skb_put (skb
, len
+ hdrlen
);
3657 memcpy ((char *)buffer
, ptr
, hdrlen
);
3661 gap
= get_unaligned_le16(ptr
);
3662 ptr
+= sizeof(__le16
);
3667 airo_print_err(ai
->dev
->name
,
3668 "gaplen too big. Problems will follow...");
3670 memcpy ((char *)buffer
+ hdrlen
, ptr
, len
);
3672 #ifdef IW_WIRELESS_SPY /* defined in iw_handler.h */
3673 if (ai
->spy_data
.spy_number
> 0) {
3675 struct iw_quality wstats
;
3676 /* Prepare spy data : addr + qual */
3677 sa
= (char*)buffer
+ 10;
3678 wstats
.qual
= hdr
.rssi
[0];
3680 wstats
.level
= 0x100 - ai
->rssi
[hdr
.rssi
[1]].rssidBm
;
3682 wstats
.level
= (hdr
.rssi
[1] + 321) / 2;
3683 wstats
.noise
= ai
->wstats
.qual
.noise
;
3684 wstats
.updated
= IW_QUAL_QUAL_UPDATED
3685 | IW_QUAL_LEVEL_UPDATED
3687 /* Update spy records */
3688 wireless_spy_update(ai
->dev
, sa
, &wstats
);
3690 #endif /* IW_WIRELESS_SPY */
3691 skb_reset_mac_header(skb
);
3692 skb
->pkt_type
= PACKET_OTHERHOST
;
3693 skb
->dev
= ai
->wifidev
;
3694 skb
->protocol
= htons(ETH_P_802_2
);
3695 skb
->dev
->last_rx
= jiffies
;
3696 skb
->ip_summed
= CHECKSUM_NONE
;
3699 if (rxd
.valid
== 0) {
3703 memcpy_toio(ai
->rxfids
[0].card_ram_off
, &rxd
, sizeof(rxd
));
3707 static u16
setup_card(struct airo_info
*ai
, u8
*mac
, int lock
)
3718 memset( &mySsid
, 0, sizeof( mySsid
) );
3722 /* The NOP is the first step in getting the card going */
3724 cmd
.parm0
= cmd
.parm1
= cmd
.parm2
= 0;
3725 if (lock
&& down_interruptible(&ai
->sem
))
3727 if ( issuecommand( ai
, &cmd
, &rsp
) != SUCCESS
) {
3732 disable_MAC( ai
, 0);
3734 // Let's figure out if we need to use the AUX port
3735 if (!test_bit(FLAG_MPI
,&ai
->flags
)) {
3736 cmd
.cmd
= CMD_ENABLEAUX
;
3737 if (issuecommand(ai
, &cmd
, &rsp
) != SUCCESS
) {
3740 airo_print_err(ai
->dev
->name
, "Error checking for AUX port");
3743 if (!aux_bap
|| rsp
.status
& 0xff00) {
3744 ai
->bap_read
= fast_bap_read
;
3745 airo_print_dbg(ai
->dev
->name
, "Doing fast bap_reads");
3747 ai
->bap_read
= aux_bap_read
;
3748 airo_print_dbg(ai
->dev
->name
, "Doing AUX bap_reads");
3753 if (ai
->config
.len
== 0) {
3754 tdsRssiRid rssi_rid
;
3755 CapabilityRid cap_rid
;
3761 // general configuration (read/modify/write)
3762 status
= readConfigRid(ai
, lock
);
3763 if ( status
!= SUCCESS
) return ERROR
;
3765 status
= readCapabilityRid(ai
, &cap_rid
, lock
);
3766 if ( status
!= SUCCESS
) return ERROR
;
3768 status
= PC4500_readrid(ai
,RID_RSSI
,&rssi_rid
,sizeof(rssi_rid
),lock
);
3769 if ( status
== SUCCESS
) {
3770 if (ai
->rssi
|| (ai
->rssi
= kmalloc(512, GFP_KERNEL
)) != NULL
)
3771 memcpy(ai
->rssi
, (u8
*)&rssi_rid
+ 2, 512); /* Skip RID length member */
3776 if (cap_rid
.softCap
& cpu_to_le16(8))
3777 ai
->config
.rmode
|= RXMODE_NORMALIZED_RSSI
;
3779 airo_print_warn(ai
->dev
->name
, "unknown received signal "
3782 ai
->config
.opmode
= adhoc
? MODE_STA_IBSS
: MODE_STA_ESS
;
3783 ai
->config
.authType
= AUTH_OPEN
;
3784 ai
->config
.modulation
= MOD_CCK
;
3786 if (le16_to_cpu(cap_rid
.len
) >= sizeof(cap_rid
) &&
3787 (cap_rid
.extSoftCap
& cpu_to_le16(1)) &&
3788 micsetup(ai
) == SUCCESS
) {
3789 ai
->config
.opmode
|= MODE_MIC
;
3790 set_bit(FLAG_MIC_CAPABLE
, &ai
->flags
);
3793 /* Save off the MAC */
3794 for( i
= 0; i
< ETH_ALEN
; i
++ ) {
3795 mac
[i
] = ai
->config
.macAddr
[i
];
3798 /* Check to see if there are any insmod configured
3802 memset(ai
->config
.rates
,0,sizeof(ai
->config
.rates
));
3803 for( i
= 0; i
< 8 && rates
[i
]; i
++ ) {
3804 ai
->config
.rates
[i
] = rates
[i
];
3807 if ( basic_rate
> 0 ) {
3809 for( i
= 0; i
< 8; i
++ ) {
3810 if ( ai
->config
.rates
[i
] == basic_rate
||
3811 !ai
->config
.rates
) {
3812 ai
->config
.rates
[i
] = basic_rate
| 0x80;
3817 set_bit (FLAG_COMMIT
, &ai
->flags
);
3820 /* Setup the SSIDs if present */
3823 for( i
= 0; i
< 3 && ssids
[i
]; i
++ ) {
3824 size_t len
= strlen(ssids
[i
]);
3827 mySsid
.ssids
[i
].len
= cpu_to_le16(len
);
3828 memcpy(mySsid
.ssids
[i
].ssid
, ssids
[i
], len
);
3830 mySsid
.len
= cpu_to_le16(sizeof(mySsid
));
3833 status
= writeConfigRid(ai
, lock
);
3834 if ( status
!= SUCCESS
) return ERROR
;
3836 /* Set up the SSID list */
3838 status
= writeSsidRid(ai
, &mySsid
, lock
);
3839 if ( status
!= SUCCESS
) return ERROR
;
3842 status
= enable_MAC(ai
, lock
);
3843 if (status
!= SUCCESS
)
3846 /* Grab the initial wep key, we gotta save it for auto_wep */
3847 rc
= readWepKeyRid(ai
, &wkr
, 1, lock
);
3848 if (rc
== SUCCESS
) do {
3849 lastindex
= wkr
.kindex
;
3850 if (wkr
.kindex
== cpu_to_le16(0xffff)) {
3851 ai
->defindex
= wkr
.mac
[0];
3853 rc
= readWepKeyRid(ai
, &wkr
, 0, lock
);
3854 } while(lastindex
!= wkr
.kindex
);
3861 static u16
issuecommand(struct airo_info
*ai
, Cmd
*pCmd
, Resp
*pRsp
) {
3862 // Im really paranoid about letting it run forever!
3863 int max_tries
= 600000;
3865 if (IN4500(ai
, EVSTAT
) & EV_CMD
)
3866 OUT4500(ai
, EVACK
, EV_CMD
);
3868 OUT4500(ai
, PARAM0
, pCmd
->parm0
);
3869 OUT4500(ai
, PARAM1
, pCmd
->parm1
);
3870 OUT4500(ai
, PARAM2
, pCmd
->parm2
);
3871 OUT4500(ai
, COMMAND
, pCmd
->cmd
);
3873 while (max_tries
-- && (IN4500(ai
, EVSTAT
) & EV_CMD
) == 0) {
3874 if ((IN4500(ai
, COMMAND
)) == pCmd
->cmd
)
3875 // PC4500 didn't notice command, try again
3876 OUT4500(ai
, COMMAND
, pCmd
->cmd
);
3877 if (!in_atomic() && (max_tries
& 255) == 0)
3881 if ( max_tries
== -1 ) {
3882 airo_print_err(ai
->dev
->name
,
3883 "Max tries exceeded when issueing command");
3884 if (IN4500(ai
, COMMAND
) & COMMAND_BUSY
)
3885 OUT4500(ai
, EVACK
, EV_CLEARCOMMANDBUSY
);
3889 // command completed
3890 pRsp
->status
= IN4500(ai
, STATUS
);
3891 pRsp
->rsp0
= IN4500(ai
, RESP0
);
3892 pRsp
->rsp1
= IN4500(ai
, RESP1
);
3893 pRsp
->rsp2
= IN4500(ai
, RESP2
);
3894 if ((pRsp
->status
& 0xff00)!=0 && pCmd
->cmd
!= CMD_SOFTRESET
)
3895 airo_print_err(ai
->dev
->name
,
3896 "cmd:%x status:%x rsp0:%x rsp1:%x rsp2:%x",
3897 pCmd
->cmd
, pRsp
->status
, pRsp
->rsp0
, pRsp
->rsp1
,
3900 // clear stuck command busy if necessary
3901 if (IN4500(ai
, COMMAND
) & COMMAND_BUSY
) {
3902 OUT4500(ai
, EVACK
, EV_CLEARCOMMANDBUSY
);
3904 // acknowledge processing the status/response
3905 OUT4500(ai
, EVACK
, EV_CMD
);
3910 /* Sets up the bap to start exchange data. whichbap should
3911 * be one of the BAP0 or BAP1 defines. Locks should be held before
3913 static int bap_setup(struct airo_info
*ai
, u16 rid
, u16 offset
, int whichbap
)
3918 OUT4500(ai
, SELECT0
+whichbap
, rid
);
3919 OUT4500(ai
, OFFSET0
+whichbap
, offset
);
3921 int status
= IN4500(ai
, OFFSET0
+whichbap
);
3922 if (status
& BAP_BUSY
) {
3923 /* This isn't really a timeout, but its kinda
3928 } else if ( status
& BAP_ERR
) {
3929 /* invalid rid or offset */
3930 airo_print_err(ai
->dev
->name
, "BAP error %x %d",
3933 } else if (status
& BAP_DONE
) { // success
3936 if ( !(max_tries
--) ) {
3937 airo_print_err(ai
->dev
->name
,
3938 "BAP setup error too many retries\n");
3941 // -- PC4500 missed it, try again
3942 OUT4500(ai
, SELECT0
+whichbap
, rid
);
3943 OUT4500(ai
, OFFSET0
+whichbap
, offset
);
3948 /* should only be called by aux_bap_read. This aux function and the
3949 following use concepts not documented in the developers guide. I
3950 got them from a patch given to my by Aironet */
3951 static u16
aux_setup(struct airo_info
*ai
, u16 page
,
3952 u16 offset
, u16
*len
)
3956 OUT4500(ai
, AUXPAGE
, page
);
3957 OUT4500(ai
, AUXOFF
, 0);
3958 next
= IN4500(ai
, AUXDATA
);
3959 *len
= IN4500(ai
, AUXDATA
)&0xff;
3960 if (offset
!= 4) OUT4500(ai
, AUXOFF
, offset
);
3964 /* requires call to bap_setup() first */
3965 static int aux_bap_read(struct airo_info
*ai
, __le16
*pu16Dst
,
3966 int bytelen
, int whichbap
)
3974 unsigned long flags
;
3976 spin_lock_irqsave(&ai
->aux_lock
, flags
);
3977 page
= IN4500(ai
, SWS0
+whichbap
);
3978 offset
= IN4500(ai
, SWS2
+whichbap
);
3979 next
= aux_setup(ai
, page
, offset
, &len
);
3980 words
= (bytelen
+1)>>1;
3982 for (i
=0; i
<words
;) {
3984 count
= (len
>>1) < (words
-i
) ? (len
>>1) : (words
-i
);
3986 insw( ai
->dev
->base_addr
+DATA0
+whichbap
,
3989 insb( ai
->dev
->base_addr
+DATA0
+whichbap
,
3990 pu16Dst
+i
, count
<< 1 );
3993 next
= aux_setup(ai
, next
, 4, &len
);
3996 spin_unlock_irqrestore(&ai
->aux_lock
, flags
);
4001 /* requires call to bap_setup() first */
4002 static int fast_bap_read(struct airo_info
*ai
, __le16
*pu16Dst
,
4003 int bytelen
, int whichbap
)
4005 bytelen
= (bytelen
+ 1) & (~1); // round up to even value
4007 insw( ai
->dev
->base_addr
+DATA0
+whichbap
, pu16Dst
, bytelen
>>1 );
4009 insb( ai
->dev
->base_addr
+DATA0
+whichbap
, pu16Dst
, bytelen
);
4013 /* requires call to bap_setup() first */
4014 static int bap_write(struct airo_info
*ai
, const __le16
*pu16Src
,
4015 int bytelen
, int whichbap
)
4017 bytelen
= (bytelen
+ 1) & (~1); // round up to even value
4019 outsw( ai
->dev
->base_addr
+DATA0
+whichbap
,
4020 pu16Src
, bytelen
>>1 );
4022 outsb( ai
->dev
->base_addr
+DATA0
+whichbap
, pu16Src
, bytelen
);
4026 static int PC4500_accessrid(struct airo_info
*ai
, u16 rid
, u16 accmd
)
4028 Cmd cmd
; /* for issuing commands */
4029 Resp rsp
; /* response from commands */
4032 memset(&cmd
, 0, sizeof(cmd
));
4035 status
= issuecommand(ai
, &cmd
, &rsp
);
4036 if (status
!= 0) return status
;
4037 if ( (rsp
.status
& 0x7F00) != 0) {
4038 return (accmd
<< 8) + (rsp
.rsp0
& 0xFF);
4043 /* Note, that we are using BAP1 which is also used by transmit, so
4044 * we must get a lock. */
4045 static int PC4500_readrid(struct airo_info
*ai
, u16 rid
, void *pBuf
, int len
, int lock
)
4051 if (down_interruptible(&ai
->sem
))
4054 if (test_bit(FLAG_MPI
,&ai
->flags
)) {
4058 memset(&cmd
, 0, sizeof(cmd
));
4059 memset(&rsp
, 0, sizeof(rsp
));
4060 ai
->config_desc
.rid_desc
.valid
= 1;
4061 ai
->config_desc
.rid_desc
.len
= RIDSIZE
;
4062 ai
->config_desc
.rid_desc
.rid
= 0;
4063 ai
->config_desc
.rid_desc
.host_addr
= ai
->ridbus
;
4065 cmd
.cmd
= CMD_ACCESS
;
4068 memcpy_toio(ai
->config_desc
.card_ram_off
,
4069 &ai
->config_desc
.rid_desc
, sizeof(Rid
));
4071 rc
= issuecommand(ai
, &cmd
, &rsp
);
4073 if (rsp
.status
& 0x7f00)
4076 memcpy(pBuf
, ai
->config_desc
.virtual_host_addr
, len
);
4079 if ((status
= PC4500_accessrid(ai
, rid
, CMD_ACCESS
))!=SUCCESS
) {
4083 if (bap_setup(ai
, rid
, 0, BAP1
) != SUCCESS
) {
4087 // read the rid length field
4088 bap_read(ai
, pBuf
, 2, BAP1
);
4089 // length for remaining part of rid
4090 len
= min(len
, (int)le16_to_cpu(*(__le16
*)pBuf
)) - 2;
4093 airo_print_err(ai
->dev
->name
,
4094 "Rid %x has a length of %d which is too short",
4095 (int)rid
, (int)len
);
4099 // read remainder of the rid
4100 rc
= bap_read(ai
, ((__le16
*)pBuf
)+1, len
, BAP1
);
4108 /* Note, that we are using BAP1 which is also used by transmit, so
4109 * make sure this isnt called when a transmit is happening */
4110 static int PC4500_writerid(struct airo_info
*ai
, u16 rid
,
4111 const void *pBuf
, int len
, int lock
)
4116 *(__le16
*)pBuf
= cpu_to_le16((u16
)len
);
4119 if (down_interruptible(&ai
->sem
))
4122 if (test_bit(FLAG_MPI
,&ai
->flags
)) {
4126 if (test_bit(FLAG_ENABLED
, &ai
->flags
) && (RID_WEP_TEMP
!= rid
))
4127 airo_print_err(ai
->dev
->name
,
4128 "%s: MAC should be disabled (rid=%04x)",
4130 memset(&cmd
, 0, sizeof(cmd
));
4131 memset(&rsp
, 0, sizeof(rsp
));
4133 ai
->config_desc
.rid_desc
.valid
= 1;
4134 ai
->config_desc
.rid_desc
.len
= *((u16
*)pBuf
);
4135 ai
->config_desc
.rid_desc
.rid
= 0;
4137 cmd
.cmd
= CMD_WRITERID
;
4140 memcpy_toio(ai
->config_desc
.card_ram_off
,
4141 &ai
->config_desc
.rid_desc
, sizeof(Rid
));
4143 if (len
< 4 || len
> 2047) {
4144 airo_print_err(ai
->dev
->name
, "%s: len=%d", __FUNCTION__
, len
);
4147 memcpy((char *)ai
->config_desc
.virtual_host_addr
,
4150 rc
= issuecommand(ai
, &cmd
, &rsp
);
4151 if ((rc
& 0xff00) != 0) {
4152 airo_print_err(ai
->dev
->name
, "%s: Write rid Error %d",
4154 airo_print_err(ai
->dev
->name
, "%s: Cmd=%04x",
4155 __FUNCTION__
, cmd
.cmd
);
4158 if ((rsp
.status
& 0x7f00))
4162 // --- first access so that we can write the rid data
4163 if ( (status
= PC4500_accessrid(ai
, rid
, CMD_ACCESS
)) != 0) {
4167 // --- now write the rid data
4168 if (bap_setup(ai
, rid
, 0, BAP1
) != SUCCESS
) {
4172 bap_write(ai
, pBuf
, len
, BAP1
);
4173 // ---now commit the rid data
4174 rc
= PC4500_accessrid(ai
, rid
, 0x100|CMD_ACCESS
);
4182 /* Allocates a FID to be used for transmitting packets. We only use
4184 static u16
transmit_allocate(struct airo_info
*ai
, int lenPayload
, int raw
)
4186 unsigned int loop
= 3000;
4192 cmd
.cmd
= CMD_ALLOCATETX
;
4193 cmd
.parm0
= lenPayload
;
4194 if (down_interruptible(&ai
->sem
))
4196 if (issuecommand(ai
, &cmd
, &rsp
) != SUCCESS
) {
4200 if ( (rsp
.status
& 0xFF00) != 0) {
4204 /* wait for the allocate event/indication
4205 * It makes me kind of nervous that this can just sit here and spin,
4206 * but in practice it only loops like four times. */
4207 while (((IN4500(ai
, EVSTAT
) & EV_ALLOC
) == 0) && --loop
);
4213 // get the allocated fid and acknowledge
4214 txFid
= IN4500(ai
, TXALLOCFID
);
4215 OUT4500(ai
, EVACK
, EV_ALLOC
);
4217 /* The CARD is pretty cool since it converts the ethernet packet
4218 * into 802.11. Also note that we don't release the FID since we
4219 * will be using the same one over and over again. */
4220 /* We only have to setup the control once since we are not
4221 * releasing the fid. */
4223 txControl
= cpu_to_le16(TXCTL_TXOK
| TXCTL_TXEX
| TXCTL_802_11
4224 | TXCTL_ETHERNET
| TXCTL_NORELEASE
);
4226 txControl
= cpu_to_le16(TXCTL_TXOK
| TXCTL_TXEX
| TXCTL_802_3
4227 | TXCTL_ETHERNET
| TXCTL_NORELEASE
);
4228 if (bap_setup(ai
, txFid
, 0x0008, BAP1
) != SUCCESS
)
4231 bap_write(ai
, &txControl
, sizeof(txControl
), BAP1
);
4239 /* In general BAP1 is dedicated to transmiting packets. However,
4240 since we need a BAP when accessing RIDs, we also use BAP1 for that.
4241 Make sure the BAP1 spinlock is held when this is called. */
4242 static int transmit_802_3_packet(struct airo_info
*ai
, int len
, char *pPacket
)
4253 if (len
<= ETH_ALEN
* 2) {
4254 airo_print_warn(ai
->dev
->name
, "Short packet %d", len
);
4257 len
-= ETH_ALEN
* 2;
4259 if (test_bit(FLAG_MIC_CAPABLE
, &ai
->flags
) && ai
->micstats
.enabled
&&
4260 (ntohs(((__be16
*)pPacket
)[6]) != 0x888E)) {
4261 if (encapsulate(ai
,(etherHead
*)pPacket
,&pMic
,len
) != SUCCESS
)
4263 miclen
= sizeof(pMic
);
4265 // packet is destination[6], source[6], payload[len-12]
4266 // write the payload length and dst/src/payload
4267 if (bap_setup(ai
, txFid
, 0x0036, BAP1
) != SUCCESS
) return ERROR
;
4268 /* The hardware addresses aren't counted as part of the payload, so
4269 * we have to subtract the 12 bytes for the addresses off */
4270 payloadLen
= cpu_to_le16(len
+ miclen
);
4271 bap_write(ai
, &payloadLen
, sizeof(payloadLen
),BAP1
);
4272 bap_write(ai
, (__le16
*)pPacket
, sizeof(etherHead
), BAP1
);
4274 bap_write(ai
, (__le16
*)&pMic
, miclen
, BAP1
);
4275 bap_write(ai
, (__le16
*)(pPacket
+ sizeof(etherHead
)), len
, BAP1
);
4276 // issue the transmit command
4277 memset( &cmd
, 0, sizeof( cmd
) );
4278 cmd
.cmd
= CMD_TRANSMIT
;
4280 if (issuecommand(ai
, &cmd
, &rsp
) != SUCCESS
) return ERROR
;
4281 if ( (rsp
.status
& 0xFF00) != 0) return ERROR
;
4285 static int transmit_802_11_packet(struct airo_info
*ai
, int len
, char *pPacket
)
4287 __le16 fc
, payloadLen
;
4291 static u8 tail
[(30-10) + 2 + 6] = {[30-10] = 6};
4292 /* padding of header to full size + le16 gaplen (6) + gaplen bytes */
4296 fc
= *(__le16
*)pPacket
;
4297 hdrlen
= header_len(fc
);
4300 airo_print_warn(ai
->dev
->name
, "Short packet %d", len
);
4304 /* packet is 802.11 header + payload
4305 * write the payload length and dst/src/payload */
4306 if (bap_setup(ai
, txFid
, 6, BAP1
) != SUCCESS
) return ERROR
;
4307 /* The 802.11 header aren't counted as part of the payload, so
4308 * we have to subtract the header bytes off */
4309 payloadLen
= cpu_to_le16(len
-hdrlen
);
4310 bap_write(ai
, &payloadLen
, sizeof(payloadLen
),BAP1
);
4311 if (bap_setup(ai
, txFid
, 0x0014, BAP1
) != SUCCESS
) return ERROR
;
4312 bap_write(ai
, (__le16
*)pPacket
, hdrlen
, BAP1
);
4313 bap_write(ai
, (__le16
*)(tail
+ (hdrlen
- 10)), 38 - hdrlen
, BAP1
);
4315 bap_write(ai
, (__le16
*)(pPacket
+ hdrlen
), len
- hdrlen
, BAP1
);
4316 // issue the transmit command
4317 memset( &cmd
, 0, sizeof( cmd
) );
4318 cmd
.cmd
= CMD_TRANSMIT
;
4320 if (issuecommand(ai
, &cmd
, &rsp
) != SUCCESS
) return ERROR
;
4321 if ( (rsp
.status
& 0xFF00) != 0) return ERROR
;
4326 * This is the proc_fs routines. It is a bit messier than I would
4327 * like! Feel free to clean it up!
4330 static ssize_t
proc_read( struct file
*file
,
4331 char __user
*buffer
,
4335 static ssize_t
proc_write( struct file
*file
,
4336 const char __user
*buffer
,
4339 static int proc_close( struct inode
*inode
, struct file
*file
);
4341 static int proc_stats_open( struct inode
*inode
, struct file
*file
);
4342 static int proc_statsdelta_open( struct inode
*inode
, struct file
*file
);
4343 static int proc_status_open( struct inode
*inode
, struct file
*file
);
4344 static int proc_SSID_open( struct inode
*inode
, struct file
*file
);
4345 static int proc_APList_open( struct inode
*inode
, struct file
*file
);
4346 static int proc_BSSList_open( struct inode
*inode
, struct file
*file
);
4347 static int proc_config_open( struct inode
*inode
, struct file
*file
);
4348 static int proc_wepkey_open( struct inode
*inode
, struct file
*file
);
4350 static const struct file_operations proc_statsdelta_ops
= {
4351 .owner
= THIS_MODULE
,
4353 .open
= proc_statsdelta_open
,
4354 .release
= proc_close
4357 static const struct file_operations proc_stats_ops
= {
4358 .owner
= THIS_MODULE
,
4360 .open
= proc_stats_open
,
4361 .release
= proc_close
4364 static const struct file_operations proc_status_ops
= {
4365 .owner
= THIS_MODULE
,
4367 .open
= proc_status_open
,
4368 .release
= proc_close
4371 static const struct file_operations proc_SSID_ops
= {
4372 .owner
= THIS_MODULE
,
4374 .write
= proc_write
,
4375 .open
= proc_SSID_open
,
4376 .release
= proc_close
4379 static const struct file_operations proc_BSSList_ops
= {
4380 .owner
= THIS_MODULE
,
4382 .write
= proc_write
,
4383 .open
= proc_BSSList_open
,
4384 .release
= proc_close
4387 static const struct file_operations proc_APList_ops
= {
4388 .owner
= THIS_MODULE
,
4390 .write
= proc_write
,
4391 .open
= proc_APList_open
,
4392 .release
= proc_close
4395 static const struct file_operations proc_config_ops
= {
4396 .owner
= THIS_MODULE
,
4398 .write
= proc_write
,
4399 .open
= proc_config_open
,
4400 .release
= proc_close
4403 static const struct file_operations proc_wepkey_ops
= {
4404 .owner
= THIS_MODULE
,
4406 .write
= proc_write
,
4407 .open
= proc_wepkey_open
,
4408 .release
= proc_close
4411 static struct proc_dir_entry
*airo_entry
;
4420 void (*on_close
) (struct inode
*, struct file
*);
4423 static int setup_proc_entry( struct net_device
*dev
,
4424 struct airo_info
*apriv
) {
4425 struct proc_dir_entry
*entry
;
4426 /* First setup the device directory */
4427 strcpy(apriv
->proc_name
,dev
->name
);
4428 apriv
->proc_entry
= create_proc_entry(apriv
->proc_name
,
4431 if (!apriv
->proc_entry
)
4433 apriv
->proc_entry
->uid
= proc_uid
;
4434 apriv
->proc_entry
->gid
= proc_gid
;
4435 apriv
->proc_entry
->owner
= THIS_MODULE
;
4437 /* Setup the StatsDelta */
4438 entry
= proc_create_data("StatsDelta",
4439 S_IFREG
| (S_IRUGO
&proc_perm
),
4440 apriv
->proc_entry
, &proc_statsdelta_ops
, dev
);
4442 goto fail_stats_delta
;
4443 entry
->uid
= proc_uid
;
4444 entry
->gid
= proc_gid
;
4446 /* Setup the Stats */
4447 entry
= proc_create_data("Stats",
4448 S_IFREG
| (S_IRUGO
&proc_perm
),
4449 apriv
->proc_entry
, &proc_stats_ops
, dev
);
4452 entry
->uid
= proc_uid
;
4453 entry
->gid
= proc_gid
;
4455 /* Setup the Status */
4456 entry
= proc_create_data("Status",
4457 S_IFREG
| (S_IRUGO
&proc_perm
),
4458 apriv
->proc_entry
, &proc_status_ops
, dev
);
4461 entry
->uid
= proc_uid
;
4462 entry
->gid
= proc_gid
;
4464 /* Setup the Config */
4465 entry
= proc_create_data("Config",
4466 S_IFREG
| proc_perm
,
4467 apriv
->proc_entry
, &proc_config_ops
, dev
);
4470 entry
->uid
= proc_uid
;
4471 entry
->gid
= proc_gid
;
4473 /* Setup the SSID */
4474 entry
= proc_create_data("SSID",
4475 S_IFREG
| proc_perm
,
4476 apriv
->proc_entry
, &proc_SSID_ops
, dev
);
4479 entry
->uid
= proc_uid
;
4480 entry
->gid
= proc_gid
;
4482 /* Setup the APList */
4483 entry
= proc_create_data("APList",
4484 S_IFREG
| proc_perm
,
4485 apriv
->proc_entry
, &proc_APList_ops
, dev
);
4488 entry
->uid
= proc_uid
;
4489 entry
->gid
= proc_gid
;
4491 /* Setup the BSSList */
4492 entry
= proc_create_data("BSSList",
4493 S_IFREG
| proc_perm
,
4494 apriv
->proc_entry
, &proc_BSSList_ops
, dev
);
4497 entry
->uid
= proc_uid
;
4498 entry
->gid
= proc_gid
;
4500 /* Setup the WepKey */
4501 entry
= proc_create_data("WepKey",
4502 S_IFREG
| proc_perm
,
4503 apriv
->proc_entry
, &proc_wepkey_ops
, dev
);
4506 entry
->uid
= proc_uid
;
4507 entry
->gid
= proc_gid
;
4512 remove_proc_entry("BSSList", apriv
->proc_entry
);
4514 remove_proc_entry("APList", apriv
->proc_entry
);
4516 remove_proc_entry("SSID", apriv
->proc_entry
);
4518 remove_proc_entry("Config", apriv
->proc_entry
);
4520 remove_proc_entry("Status", apriv
->proc_entry
);
4522 remove_proc_entry("Stats", apriv
->proc_entry
);
4524 remove_proc_entry("StatsDelta", apriv
->proc_entry
);
4526 remove_proc_entry(apriv
->proc_name
, airo_entry
);
4531 static int takedown_proc_entry( struct net_device
*dev
,
4532 struct airo_info
*apriv
) {
4533 if ( !apriv
->proc_entry
->namelen
) return 0;
4534 remove_proc_entry("Stats",apriv
->proc_entry
);
4535 remove_proc_entry("StatsDelta",apriv
->proc_entry
);
4536 remove_proc_entry("Status",apriv
->proc_entry
);
4537 remove_proc_entry("Config",apriv
->proc_entry
);
4538 remove_proc_entry("SSID",apriv
->proc_entry
);
4539 remove_proc_entry("APList",apriv
->proc_entry
);
4540 remove_proc_entry("BSSList",apriv
->proc_entry
);
4541 remove_proc_entry("WepKey",apriv
->proc_entry
);
4542 remove_proc_entry(apriv
->proc_name
,airo_entry
);
4547 * What we want from the proc_fs is to be able to efficiently read
4548 * and write the configuration. To do this, we want to read the
4549 * configuration when the file is opened and write it when the file is
4550 * closed. So basically we allocate a read buffer at open and fill it
4551 * with data, and allocate a write buffer and read it at close.
4555 * The read routine is generic, it relies on the preallocated rbuffer
4556 * to supply the data.
4558 static ssize_t
proc_read( struct file
*file
,
4559 char __user
*buffer
,
4563 loff_t pos
= *offset
;
4564 struct proc_data
*priv
= (struct proc_data
*)file
->private_data
;
4571 if (pos
>= priv
->readlen
)
4573 if (len
> priv
->readlen
- pos
)
4574 len
= priv
->readlen
- pos
;
4575 if (copy_to_user(buffer
, priv
->rbuffer
+ pos
, len
))
4577 *offset
= pos
+ len
;
4582 * The write routine is generic, it fills in a preallocated rbuffer
4583 * to supply the data.
4585 static ssize_t
proc_write( struct file
*file
,
4586 const char __user
*buffer
,
4590 loff_t pos
= *offset
;
4591 struct proc_data
*priv
= (struct proc_data
*)file
->private_data
;
4598 if (pos
>= priv
->maxwritelen
)
4600 if (len
> priv
->maxwritelen
- pos
)
4601 len
= priv
->maxwritelen
- pos
;
4602 if (copy_from_user(priv
->wbuffer
+ pos
, buffer
, len
))
4604 if ( pos
+ len
> priv
->writelen
)
4605 priv
->writelen
= len
+ file
->f_pos
;
4606 *offset
= pos
+ len
;
4610 static int proc_status_open(struct inode
*inode
, struct file
*file
)
4612 struct proc_data
*data
;
4613 struct proc_dir_entry
*dp
= PDE(inode
);
4614 struct net_device
*dev
= dp
->data
;
4615 struct airo_info
*apriv
= dev
->priv
;
4616 CapabilityRid cap_rid
;
4617 StatusRid status_rid
;
4621 if ((file
->private_data
= kzalloc(sizeof(struct proc_data
), GFP_KERNEL
)) == NULL
)
4623 data
= (struct proc_data
*)file
->private_data
;
4624 if ((data
->rbuffer
= kmalloc( 2048, GFP_KERNEL
)) == NULL
) {
4625 kfree (file
->private_data
);
4629 readStatusRid(apriv
, &status_rid
, 1);
4630 readCapabilityRid(apriv
, &cap_rid
, 1);
4632 mode
= le16_to_cpu(status_rid
.mode
);
4634 i
= sprintf(data
->rbuffer
, "Status: %s%s%s%s%s%s%s%s%s\n",
4635 mode
& 1 ? "CFG ": "",
4636 mode
& 2 ? "ACT ": "",
4637 mode
& 0x10 ? "SYN ": "",
4638 mode
& 0x20 ? "LNK ": "",
4639 mode
& 0x40 ? "LEAP ": "",
4640 mode
& 0x80 ? "PRIV ": "",
4641 mode
& 0x100 ? "KEY ": "",
4642 mode
& 0x200 ? "WEP ": "",
4643 mode
& 0x8000 ? "ERR ": "");
4644 sprintf( data
->rbuffer
+i
, "Mode: %x\n"
4645 "Signal Strength: %d\n"
4646 "Signal Quality: %d\n"
4651 "Driver Version: %s\n"
4652 "Device: %s\nManufacturer: %s\nFirmware Version: %s\n"
4653 "Radio type: %x\nCountry: %x\nHardware Version: %x\n"
4654 "Software Version: %x\nSoftware Subversion: %x\n"
4655 "Boot block version: %x\n",
4656 le16_to_cpu(status_rid
.mode
),
4657 le16_to_cpu(status_rid
.normalizedSignalStrength
),
4658 le16_to_cpu(status_rid
.signalQuality
),
4659 le16_to_cpu(status_rid
.SSIDlen
),
4662 le16_to_cpu(status_rid
.channel
),
4663 le16_to_cpu(status_rid
.currentXmitRate
) / 2,
4668 le16_to_cpu(cap_rid
.radioType
),
4669 le16_to_cpu(cap_rid
.country
),
4670 le16_to_cpu(cap_rid
.hardVer
),
4671 le16_to_cpu(cap_rid
.softVer
),
4672 le16_to_cpu(cap_rid
.softSubVer
),
4673 le16_to_cpu(cap_rid
.bootBlockVer
));
4674 data
->readlen
= strlen( data
->rbuffer
);
4678 static int proc_stats_rid_open(struct inode
*, struct file
*, u16
);
4679 static int proc_statsdelta_open( struct inode
*inode
,
4680 struct file
*file
) {
4681 if (file
->f_mode
&FMODE_WRITE
) {
4682 return proc_stats_rid_open(inode
, file
, RID_STATSDELTACLEAR
);
4684 return proc_stats_rid_open(inode
, file
, RID_STATSDELTA
);
4687 static int proc_stats_open( struct inode
*inode
, struct file
*file
) {
4688 return proc_stats_rid_open(inode
, file
, RID_STATS
);
4691 static int proc_stats_rid_open( struct inode
*inode
,
4695 struct proc_data
*data
;
4696 struct proc_dir_entry
*dp
= PDE(inode
);
4697 struct net_device
*dev
= dp
->data
;
4698 struct airo_info
*apriv
= dev
->priv
;
4701 __le32
*vals
= stats
.vals
;
4702 int len
= le16_to_cpu(stats
.len
);
4704 if ((file
->private_data
= kzalloc(sizeof(struct proc_data
), GFP_KERNEL
)) == NULL
)
4706 data
= (struct proc_data
*)file
->private_data
;
4707 if ((data
->rbuffer
= kmalloc( 4096, GFP_KERNEL
)) == NULL
) {
4708 kfree (file
->private_data
);
4712 readStatsRid(apriv
, &stats
, rid
, 1);
4715 for(i
=0; statsLabels
[i
]!=(char *)-1 && i
*4<len
; i
++) {
4716 if (!statsLabels
[i
]) continue;
4717 if (j
+strlen(statsLabels
[i
])+16>4096) {
4718 airo_print_warn(apriv
->dev
->name
,
4719 "Potentially disasterous buffer overflow averted!");
4722 j
+=sprintf(data
->rbuffer
+j
, "%s: %u\n", statsLabels
[i
],
4723 le32_to_cpu(vals
[i
]));
4726 airo_print_warn(apriv
->dev
->name
, "Got a short rid");
4732 static int get_dec_u16( char *buffer
, int *start
, int limit
) {
4735 for( value
= 0; buffer
[*start
] >= '0' &&
4736 buffer
[*start
] <= '9' &&
4737 *start
< limit
; (*start
)++ ) {
4740 value
+= buffer
[*start
] - '0';
4742 if ( !valid
) return -1;
4746 static int airo_config_commit(struct net_device
*dev
,
4747 struct iw_request_info
*info
, void *zwrq
,
4750 static inline int sniffing_mode(struct airo_info
*ai
)
4752 return le16_to_cpu(ai
->config
.rmode
& RXMODE_MASK
) >=
4753 le16_to_cpu(RXMODE_RFMON
);
4756 static void proc_config_on_close(struct inode
*inode
, struct file
*file
)
4758 struct proc_data
*data
= file
->private_data
;
4759 struct proc_dir_entry
*dp
= PDE(inode
);
4760 struct net_device
*dev
= dp
->data
;
4761 struct airo_info
*ai
= dev
->priv
;
4764 if ( !data
->writelen
) return;
4766 readConfigRid(ai
, 1);
4767 set_bit (FLAG_COMMIT
, &ai
->flags
);
4769 line
= data
->wbuffer
;
4771 /*** Mode processing */
4772 if ( !strncmp( line
, "Mode: ", 6 ) ) {
4774 if (sniffing_mode(ai
))
4775 set_bit (FLAG_RESET
, &ai
->flags
);
4776 ai
->config
.rmode
&= ~RXMODE_FULL_MASK
;
4777 clear_bit (FLAG_802_11
, &ai
->flags
);
4778 ai
->config
.opmode
&= ~MODE_CFG_MASK
;
4779 ai
->config
.scanMode
= SCANMODE_ACTIVE
;
4780 if ( line
[0] == 'a' ) {
4781 ai
->config
.opmode
|= MODE_STA_IBSS
;
4783 ai
->config
.opmode
|= MODE_STA_ESS
;
4784 if ( line
[0] == 'r' ) {
4785 ai
->config
.rmode
|= RXMODE_RFMON
| RXMODE_DISABLE_802_3_HEADER
;
4786 ai
->config
.scanMode
= SCANMODE_PASSIVE
;
4787 set_bit (FLAG_802_11
, &ai
->flags
);
4788 } else if ( line
[0] == 'y' ) {
4789 ai
->config
.rmode
|= RXMODE_RFMON_ANYBSS
| RXMODE_DISABLE_802_3_HEADER
;
4790 ai
->config
.scanMode
= SCANMODE_PASSIVE
;
4791 set_bit (FLAG_802_11
, &ai
->flags
);
4792 } else if ( line
[0] == 'l' )
4793 ai
->config
.rmode
|= RXMODE_LANMON
;
4795 set_bit (FLAG_COMMIT
, &ai
->flags
);
4798 /*** Radio status */
4799 else if (!strncmp(line
,"Radio: ", 7)) {
4801 if (!strncmp(line
,"off",3)) {
4802 set_bit (FLAG_RADIO_OFF
, &ai
->flags
);
4804 clear_bit (FLAG_RADIO_OFF
, &ai
->flags
);
4807 /*** NodeName processing */
4808 else if ( !strncmp( line
, "NodeName: ", 10 ) ) {
4812 memset( ai
->config
.nodeName
, 0, 16 );
4813 /* Do the name, assume a space between the mode and node name */
4814 for( j
= 0; j
< 16 && line
[j
] != '\n'; j
++ ) {
4815 ai
->config
.nodeName
[j
] = line
[j
];
4817 set_bit (FLAG_COMMIT
, &ai
->flags
);
4820 /*** PowerMode processing */
4821 else if ( !strncmp( line
, "PowerMode: ", 11 ) ) {
4823 if ( !strncmp( line
, "PSPCAM", 6 ) ) {
4824 ai
->config
.powerSaveMode
= POWERSAVE_PSPCAM
;
4825 set_bit (FLAG_COMMIT
, &ai
->flags
);
4826 } else if ( !strncmp( line
, "PSP", 3 ) ) {
4827 ai
->config
.powerSaveMode
= POWERSAVE_PSP
;
4828 set_bit (FLAG_COMMIT
, &ai
->flags
);
4830 ai
->config
.powerSaveMode
= POWERSAVE_CAM
;
4831 set_bit (FLAG_COMMIT
, &ai
->flags
);
4833 } else if ( !strncmp( line
, "DataRates: ", 11 ) ) {
4834 int v
, i
= 0, k
= 0; /* i is index into line,
4835 k is index to rates */
4838 while((v
= get_dec_u16(line
, &i
, 3))!=-1) {
4839 ai
->config
.rates
[k
++] = (u8
)v
;
4843 set_bit (FLAG_COMMIT
, &ai
->flags
);
4844 } else if ( !strncmp( line
, "Channel: ", 9 ) ) {
4847 v
= get_dec_u16(line
, &i
, i
+3);
4849 ai
->config
.channelSet
= cpu_to_le16(v
);
4850 set_bit (FLAG_COMMIT
, &ai
->flags
);
4852 } else if ( !strncmp( line
, "XmitPower: ", 11 ) ) {
4855 v
= get_dec_u16(line
, &i
, i
+3);
4857 ai
->config
.txPower
= cpu_to_le16(v
);
4858 set_bit (FLAG_COMMIT
, &ai
->flags
);
4860 } else if ( !strncmp( line
, "WEP: ", 5 ) ) {
4864 ai
->config
.authType
= AUTH_SHAREDKEY
;
4867 ai
->config
.authType
= AUTH_ENCRYPT
;
4870 ai
->config
.authType
= AUTH_OPEN
;
4873 set_bit (FLAG_COMMIT
, &ai
->flags
);
4874 } else if ( !strncmp( line
, "LongRetryLimit: ", 16 ) ) {
4878 v
= get_dec_u16(line
, &i
, 3);
4879 v
= (v
<0) ? 0 : ((v
>255) ? 255 : v
);
4880 ai
->config
.longRetryLimit
= cpu_to_le16(v
);
4881 set_bit (FLAG_COMMIT
, &ai
->flags
);
4882 } else if ( !strncmp( line
, "ShortRetryLimit: ", 17 ) ) {
4886 v
= get_dec_u16(line
, &i
, 3);
4887 v
= (v
<0) ? 0 : ((v
>255) ? 255 : v
);
4888 ai
->config
.shortRetryLimit
= cpu_to_le16(v
);
4889 set_bit (FLAG_COMMIT
, &ai
->flags
);
4890 } else if ( !strncmp( line
, "RTSThreshold: ", 14 ) ) {
4894 v
= get_dec_u16(line
, &i
, 4);
4895 v
= (v
<0) ? 0 : ((v
>AIRO_DEF_MTU
) ? AIRO_DEF_MTU
: v
);
4896 ai
->config
.rtsThres
= cpu_to_le16(v
);
4897 set_bit (FLAG_COMMIT
, &ai
->flags
);
4898 } else if ( !strncmp( line
, "TXMSDULifetime: ", 16 ) ) {
4902 v
= get_dec_u16(line
, &i
, 5);
4904 ai
->config
.txLifetime
= cpu_to_le16(v
);
4905 set_bit (FLAG_COMMIT
, &ai
->flags
);
4906 } else if ( !strncmp( line
, "RXMSDULifetime: ", 16 ) ) {
4910 v
= get_dec_u16(line
, &i
, 5);
4912 ai
->config
.rxLifetime
= cpu_to_le16(v
);
4913 set_bit (FLAG_COMMIT
, &ai
->flags
);
4914 } else if ( !strncmp( line
, "TXDiversity: ", 13 ) ) {
4915 ai
->config
.txDiversity
=
4916 (line
[13]=='l') ? 1 :
4917 ((line
[13]=='r')? 2: 3);
4918 set_bit (FLAG_COMMIT
, &ai
->flags
);
4919 } else if ( !strncmp( line
, "RXDiversity: ", 13 ) ) {
4920 ai
->config
.rxDiversity
=
4921 (line
[13]=='l') ? 1 :
4922 ((line
[13]=='r')? 2: 3);
4923 set_bit (FLAG_COMMIT
, &ai
->flags
);
4924 } else if ( !strncmp( line
, "FragThreshold: ", 15 ) ) {
4928 v
= get_dec_u16(line
, &i
, 4);
4929 v
= (v
<256) ? 256 : ((v
>AIRO_DEF_MTU
) ? AIRO_DEF_MTU
: v
);
4930 v
= v
& 0xfffe; /* Make sure its even */
4931 ai
->config
.fragThresh
= cpu_to_le16(v
);
4932 set_bit (FLAG_COMMIT
, &ai
->flags
);
4933 } else if (!strncmp(line
, "Modulation: ", 12)) {
4936 case 'd': ai
->config
.modulation
=MOD_DEFAULT
; set_bit(FLAG_COMMIT
, &ai
->flags
); break;
4937 case 'c': ai
->config
.modulation
=MOD_CCK
; set_bit(FLAG_COMMIT
, &ai
->flags
); break;
4938 case 'm': ai
->config
.modulation
=MOD_MOK
; set_bit(FLAG_COMMIT
, &ai
->flags
); break;
4939 default: airo_print_warn(ai
->dev
->name
, "Unknown modulation");
4941 } else if (!strncmp(line
, "Preamble: ", 10)) {
4944 case 'a': ai
->config
.preamble
=PREAMBLE_AUTO
; set_bit(FLAG_COMMIT
, &ai
->flags
); break;
4945 case 'l': ai
->config
.preamble
=PREAMBLE_LONG
; set_bit(FLAG_COMMIT
, &ai
->flags
); break;
4946 case 's': ai
->config
.preamble
=PREAMBLE_SHORT
; set_bit(FLAG_COMMIT
, &ai
->flags
); break;
4947 default: airo_print_warn(ai
->dev
->name
, "Unknown preamble");
4950 airo_print_warn(ai
->dev
->name
, "Couldn't figure out %s", line
);
4952 while( line
[0] && line
[0] != '\n' ) line
++;
4953 if ( line
[0] ) line
++;
4955 airo_config_commit(dev
, NULL
, NULL
, NULL
);
4958 static char *get_rmode(__le16 mode
)
4960 switch(mode
& RXMODE_MASK
) {
4961 case RXMODE_RFMON
: return "rfmon";
4962 case RXMODE_RFMON_ANYBSS
: return "yna (any) bss rfmon";
4963 case RXMODE_LANMON
: return "lanmon";
4968 static int proc_config_open(struct inode
*inode
, struct file
*file
)
4970 struct proc_data
*data
;
4971 struct proc_dir_entry
*dp
= PDE(inode
);
4972 struct net_device
*dev
= dp
->data
;
4973 struct airo_info
*ai
= dev
->priv
;
4977 if ((file
->private_data
= kzalloc(sizeof(struct proc_data
), GFP_KERNEL
)) == NULL
)
4979 data
= (struct proc_data
*)file
->private_data
;
4980 if ((data
->rbuffer
= kmalloc( 2048, GFP_KERNEL
)) == NULL
) {
4981 kfree (file
->private_data
);
4984 if ((data
->wbuffer
= kzalloc( 2048, GFP_KERNEL
)) == NULL
) {
4985 kfree (data
->rbuffer
);
4986 kfree (file
->private_data
);
4989 data
->maxwritelen
= 2048;
4990 data
->on_close
= proc_config_on_close
;
4992 readConfigRid(ai
, 1);
4994 mode
= ai
->config
.opmode
& MODE_CFG_MASK
;
4995 i
= sprintf( data
->rbuffer
,
5000 "DataRates: %d %d %d %d %d %d %d %d\n"
5003 mode
== MODE_STA_IBSS
? "adhoc" :
5004 mode
== MODE_STA_ESS
? get_rmode(ai
->config
.rmode
):
5005 mode
== MODE_AP
? "AP" :
5006 mode
== MODE_AP_RPTR
? "AP RPTR" : "Error",
5007 test_bit(FLAG_RADIO_OFF
, &ai
->flags
) ? "off" : "on",
5008 ai
->config
.nodeName
,
5009 ai
->config
.powerSaveMode
== POWERSAVE_CAM
? "CAM" :
5010 ai
->config
.powerSaveMode
== POWERSAVE_PSP
? "PSP" :
5011 ai
->config
.powerSaveMode
== POWERSAVE_PSPCAM
? "PSPCAM" :
5013 (int)ai
->config
.rates
[0],
5014 (int)ai
->config
.rates
[1],
5015 (int)ai
->config
.rates
[2],
5016 (int)ai
->config
.rates
[3],
5017 (int)ai
->config
.rates
[4],
5018 (int)ai
->config
.rates
[5],
5019 (int)ai
->config
.rates
[6],
5020 (int)ai
->config
.rates
[7],
5021 le16_to_cpu(ai
->config
.channelSet
),
5022 le16_to_cpu(ai
->config
.txPower
)
5024 sprintf( data
->rbuffer
+ i
,
5025 "LongRetryLimit: %d\n"
5026 "ShortRetryLimit: %d\n"
5027 "RTSThreshold: %d\n"
5028 "TXMSDULifetime: %d\n"
5029 "RXMSDULifetime: %d\n"
5032 "FragThreshold: %d\n"
5036 le16_to_cpu(ai
->config
.longRetryLimit
),
5037 le16_to_cpu(ai
->config
.shortRetryLimit
),
5038 le16_to_cpu(ai
->config
.rtsThres
),
5039 le16_to_cpu(ai
->config
.txLifetime
),
5040 le16_to_cpu(ai
->config
.rxLifetime
),
5041 ai
->config
.txDiversity
== 1 ? "left" :
5042 ai
->config
.txDiversity
== 2 ? "right" : "both",
5043 ai
->config
.rxDiversity
== 1 ? "left" :
5044 ai
->config
.rxDiversity
== 2 ? "right" : "both",
5045 le16_to_cpu(ai
->config
.fragThresh
),
5046 ai
->config
.authType
== AUTH_ENCRYPT
? "encrypt" :
5047 ai
->config
.authType
== AUTH_SHAREDKEY
? "shared" : "open",
5048 ai
->config
.modulation
== MOD_DEFAULT
? "default" :
5049 ai
->config
.modulation
== MOD_CCK
? "cck" :
5050 ai
->config
.modulation
== MOD_MOK
? "mok" : "error",
5051 ai
->config
.preamble
== PREAMBLE_AUTO
? "auto" :
5052 ai
->config
.preamble
== PREAMBLE_LONG
? "long" :
5053 ai
->config
.preamble
== PREAMBLE_SHORT
? "short" : "error"
5055 data
->readlen
= strlen( data
->rbuffer
);
5059 static void proc_SSID_on_close(struct inode
*inode
, struct file
*file
)
5061 struct proc_data
*data
= (struct proc_data
*)file
->private_data
;
5062 struct proc_dir_entry
*dp
= PDE(inode
);
5063 struct net_device
*dev
= dp
->data
;
5064 struct airo_info
*ai
= dev
->priv
;
5067 char *p
= data
->wbuffer
;
5068 char *end
= p
+ data
->writelen
;
5070 if (!data
->writelen
)
5073 *end
= '\n'; /* sentinel; we have space for it */
5075 memset(&SSID_rid
, 0, sizeof(SSID_rid
));
5077 for (i
= 0; i
< 3 && p
< end
; i
++) {
5079 /* copy up to 32 characters from this line */
5080 while (*p
!= '\n' && j
< 32)
5081 SSID_rid
.ssids
[i
].ssid
[j
++] = *p
++;
5084 SSID_rid
.ssids
[i
].len
= cpu_to_le16(j
);
5085 /* skip to the beginning of the next line */
5086 while (*p
++ != '\n')
5090 SSID_rid
.len
= cpu_to_le16(sizeof(SSID_rid
));
5092 writeSsidRid(ai
, &SSID_rid
, 1);
5096 static inline u8
hexVal(char c
) {
5097 if (c
>='0' && c
<='9') return c
-= '0';
5098 if (c
>='a' && c
<='f') return c
-= 'a'-10;
5099 if (c
>='A' && c
<='F') return c
-= 'A'-10;
5103 static void proc_APList_on_close( struct inode
*inode
, struct file
*file
) {
5104 struct proc_data
*data
= (struct proc_data
*)file
->private_data
;
5105 struct proc_dir_entry
*dp
= PDE(inode
);
5106 struct net_device
*dev
= dp
->data
;
5107 struct airo_info
*ai
= dev
->priv
;
5108 APListRid APList_rid
;
5111 if ( !data
->writelen
) return;
5113 memset( &APList_rid
, 0, sizeof(APList_rid
) );
5114 APList_rid
.len
= cpu_to_le16(sizeof(APList_rid
));
5116 for( i
= 0; i
< 4 && data
->writelen
>= (i
+1)*6*3; i
++ ) {
5118 for( j
= 0; j
< 6*3 && data
->wbuffer
[j
+i
*6*3]; j
++ ) {
5121 APList_rid
.ap
[i
][j
/3]=
5122 hexVal(data
->wbuffer
[j
+i
*6*3])<<4;
5125 APList_rid
.ap
[i
][j
/3]|=
5126 hexVal(data
->wbuffer
[j
+i
*6*3]);
5132 writeAPListRid(ai
, &APList_rid
, 1);
5136 /* This function wraps PC4500_writerid with a MAC disable */
5137 static int do_writerid( struct airo_info
*ai
, u16 rid
, const void *rid_data
,
5138 int len
, int dummy
) {
5142 rc
= PC4500_writerid(ai
, rid
, rid_data
, len
, 1);
5147 /* Returns the length of the key at the index. If index == 0xffff
5148 * the index of the transmit key is returned. If the key doesn't exist,
5149 * -1 will be returned.
5151 static int get_wep_key(struct airo_info
*ai
, u16 index
) {
5156 rc
= readWepKeyRid(ai
, &wkr
, 1, 1);
5157 if (rc
== SUCCESS
) do {
5158 lastindex
= wkr
.kindex
;
5159 if (wkr
.kindex
== cpu_to_le16(index
)) {
5160 if (index
== 0xffff) {
5163 return le16_to_cpu(wkr
.klen
);
5165 readWepKeyRid(ai
, &wkr
, 0, 1);
5166 } while (lastindex
!= wkr
.kindex
);
5170 static int set_wep_key(struct airo_info
*ai
, u16 index
,
5171 const char *key
, u16 keylen
, int perm
, int lock
)
5173 static const unsigned char macaddr
[ETH_ALEN
] = { 0x01, 0, 0, 0, 0, 0 };
5176 memset(&wkr
, 0, sizeof(wkr
));
5178 // We are selecting which key to use
5179 wkr
.len
= cpu_to_le16(sizeof(wkr
));
5180 wkr
.kindex
= cpu_to_le16(0xffff);
5181 wkr
.mac
[0] = (char)index
;
5182 if (perm
) ai
->defindex
= (char)index
;
5184 // We are actually setting the key
5185 wkr
.len
= cpu_to_le16(sizeof(wkr
));
5186 wkr
.kindex
= cpu_to_le16(index
);
5187 wkr
.klen
= cpu_to_le16(keylen
);
5188 memcpy( wkr
.key
, key
, keylen
);
5189 memcpy( wkr
.mac
, macaddr
, ETH_ALEN
);
5192 if (perm
) disable_MAC(ai
, lock
);
5193 writeWepKeyRid(ai
, &wkr
, perm
, lock
);
5194 if (perm
) enable_MAC(ai
, lock
);
5198 static void proc_wepkey_on_close( struct inode
*inode
, struct file
*file
) {
5199 struct proc_data
*data
;
5200 struct proc_dir_entry
*dp
= PDE(inode
);
5201 struct net_device
*dev
= dp
->data
;
5202 struct airo_info
*ai
= dev
->priv
;
5208 memset(key
, 0, sizeof(key
));
5210 data
= (struct proc_data
*)file
->private_data
;
5211 if ( !data
->writelen
) return;
5213 if (data
->wbuffer
[0] >= '0' && data
->wbuffer
[0] <= '3' &&
5214 (data
->wbuffer
[1] == ' ' || data
->wbuffer
[1] == '\n')) {
5215 index
= data
->wbuffer
[0] - '0';
5216 if (data
->wbuffer
[1] == '\n') {
5217 set_wep_key(ai
, index
, NULL
, 0, 1, 1);
5222 airo_print_err(ai
->dev
->name
, "WepKey passed invalid key index");
5226 for( i
= 0; i
< 16*3 && data
->wbuffer
[i
+j
]; i
++ ) {
5229 key
[i
/3] = hexVal(data
->wbuffer
[i
+j
])<<4;
5232 key
[i
/3] |= hexVal(data
->wbuffer
[i
+j
]);
5236 set_wep_key(ai
, index
, key
, i
/3, 1, 1);
5239 static int proc_wepkey_open( struct inode
*inode
, struct file
*file
)
5241 struct proc_data
*data
;
5242 struct proc_dir_entry
*dp
= PDE(inode
);
5243 struct net_device
*dev
= dp
->data
;
5244 struct airo_info
*ai
= dev
->priv
;
5251 if ((file
->private_data
= kzalloc(sizeof(struct proc_data
), GFP_KERNEL
)) == NULL
)
5253 memset(&wkr
, 0, sizeof(wkr
));
5254 data
= (struct proc_data
*)file
->private_data
;
5255 if ((data
->rbuffer
= kzalloc( 180, GFP_KERNEL
)) == NULL
) {
5256 kfree (file
->private_data
);
5260 data
->maxwritelen
= 80;
5261 if ((data
->wbuffer
= kzalloc( 80, GFP_KERNEL
)) == NULL
) {
5262 kfree (data
->rbuffer
);
5263 kfree (file
->private_data
);
5266 data
->on_close
= proc_wepkey_on_close
;
5268 ptr
= data
->rbuffer
;
5269 strcpy(ptr
, "No wep keys\n");
5270 rc
= readWepKeyRid(ai
, &wkr
, 1, 1);
5271 if (rc
== SUCCESS
) do {
5272 lastindex
= wkr
.kindex
;
5273 if (wkr
.kindex
== cpu_to_le16(0xffff)) {
5274 j
+= sprintf(ptr
+j
, "Tx key = %d\n",
5277 j
+= sprintf(ptr
+j
, "Key %d set with length = %d\n",
5278 le16_to_cpu(wkr
.kindex
),
5279 le16_to_cpu(wkr
.klen
));
5281 readWepKeyRid(ai
, &wkr
, 0, 1);
5282 } while((lastindex
!= wkr
.kindex
) && (j
< 180-30));
5284 data
->readlen
= strlen( data
->rbuffer
);
5288 static int proc_SSID_open(struct inode
*inode
, struct file
*file
)
5290 struct proc_data
*data
;
5291 struct proc_dir_entry
*dp
= PDE(inode
);
5292 struct net_device
*dev
= dp
->data
;
5293 struct airo_info
*ai
= dev
->priv
;
5298 if ((file
->private_data
= kzalloc(sizeof(struct proc_data
), GFP_KERNEL
)) == NULL
)
5300 data
= (struct proc_data
*)file
->private_data
;
5301 if ((data
->rbuffer
= kmalloc( 104, GFP_KERNEL
)) == NULL
) {
5302 kfree (file
->private_data
);
5306 data
->maxwritelen
= 33*3;
5307 /* allocate maxwritelen + 1; we'll want a sentinel */
5308 if ((data
->wbuffer
= kzalloc(33*3 + 1, GFP_KERNEL
)) == NULL
) {
5309 kfree (data
->rbuffer
);
5310 kfree (file
->private_data
);
5313 data
->on_close
= proc_SSID_on_close
;
5315 readSsidRid(ai
, &SSID_rid
);
5316 ptr
= data
->rbuffer
;
5317 for (i
= 0; i
< 3; i
++) {
5319 size_t len
= le16_to_cpu(SSID_rid
.ssids
[i
].len
);
5324 for (j
= 0; j
< len
&& SSID_rid
.ssids
[i
].ssid
[j
]; j
++)
5325 *ptr
++ = SSID_rid
.ssids
[i
].ssid
[j
];
5329 data
->readlen
= strlen( data
->rbuffer
);
5333 static int proc_APList_open( struct inode
*inode
, struct file
*file
) {
5334 struct proc_data
*data
;
5335 struct proc_dir_entry
*dp
= PDE(inode
);
5336 struct net_device
*dev
= dp
->data
;
5337 struct airo_info
*ai
= dev
->priv
;
5340 APListRid APList_rid
;
5341 DECLARE_MAC_BUF(mac
);
5343 if ((file
->private_data
= kzalloc(sizeof(struct proc_data
), GFP_KERNEL
)) == NULL
)
5345 data
= (struct proc_data
*)file
->private_data
;
5346 if ((data
->rbuffer
= kmalloc( 104, GFP_KERNEL
)) == NULL
) {
5347 kfree (file
->private_data
);
5351 data
->maxwritelen
= 4*6*3;
5352 if ((data
->wbuffer
= kzalloc( data
->maxwritelen
, GFP_KERNEL
)) == NULL
) {
5353 kfree (data
->rbuffer
);
5354 kfree (file
->private_data
);
5357 data
->on_close
= proc_APList_on_close
;
5359 readAPListRid(ai
, &APList_rid
);
5360 ptr
= data
->rbuffer
;
5361 for( i
= 0; i
< 4; i
++ ) {
5362 // We end when we find a zero MAC
5363 if ( !*(int*)APList_rid
.ap
[i
] &&
5364 !*(int*)&APList_rid
.ap
[i
][2]) break;
5365 ptr
+= sprintf(ptr
, "%s\n",
5366 print_mac(mac
, APList_rid
.ap
[i
]));
5368 if (i
==0) ptr
+= sprintf(ptr
, "Not using specific APs\n");
5371 data
->readlen
= strlen( data
->rbuffer
);
5375 static int proc_BSSList_open( struct inode
*inode
, struct file
*file
) {
5376 struct proc_data
*data
;
5377 struct proc_dir_entry
*dp
= PDE(inode
);
5378 struct net_device
*dev
= dp
->data
;
5379 struct airo_info
*ai
= dev
->priv
;
5381 BSSListRid BSSList_rid
;
5383 /* If doLoseSync is not 1, we won't do a Lose Sync */
5384 int doLoseSync
= -1;
5385 DECLARE_MAC_BUF(mac
);
5387 if ((file
->private_data
= kzalloc(sizeof(struct proc_data
), GFP_KERNEL
)) == NULL
)
5389 data
= (struct proc_data
*)file
->private_data
;
5390 if ((data
->rbuffer
= kmalloc( 1024, GFP_KERNEL
)) == NULL
) {
5391 kfree (file
->private_data
);
5395 data
->maxwritelen
= 0;
5396 data
->wbuffer
= NULL
;
5397 data
->on_close
= NULL
;
5399 if (file
->f_mode
& FMODE_WRITE
) {
5400 if (!(file
->f_mode
& FMODE_READ
)) {
5404 if (ai
->flags
& FLAG_RADIO_MASK
) return -ENETDOWN
;
5405 memset(&cmd
, 0, sizeof(cmd
));
5406 cmd
.cmd
=CMD_LISTBSS
;
5407 if (down_interruptible(&ai
->sem
))
5408 return -ERESTARTSYS
;
5409 issuecommand(ai
, &cmd
, &rsp
);
5416 ptr
= data
->rbuffer
;
5417 /* There is a race condition here if there are concurrent opens.
5418 Since it is a rare condition, we'll just live with it, otherwise
5419 we have to add a spin lock... */
5420 rc
= readBSSListRid(ai
, doLoseSync
, &BSSList_rid
);
5421 while(rc
== 0 && BSSList_rid
.index
!= cpu_to_le16(0xffff)) {
5422 ptr
+= sprintf(ptr
, "%s %*s rssi = %d",
5423 print_mac(mac
, BSSList_rid
.bssid
),
5424 (int)BSSList_rid
.ssidLen
,
5426 le16_to_cpu(BSSList_rid
.dBm
));
5427 ptr
+= sprintf(ptr
, " channel = %d %s %s %s %s\n",
5428 le16_to_cpu(BSSList_rid
.dsChannel
),
5429 BSSList_rid
.cap
& CAP_ESS
? "ESS" : "",
5430 BSSList_rid
.cap
& CAP_IBSS
? "adhoc" : "",
5431 BSSList_rid
.cap
& CAP_PRIVACY
? "wep" : "",
5432 BSSList_rid
.cap
& CAP_SHORTHDR
? "shorthdr" : "");
5433 rc
= readBSSListRid(ai
, 0, &BSSList_rid
);
5436 data
->readlen
= strlen( data
->rbuffer
);
5440 static int proc_close( struct inode
*inode
, struct file
*file
)
5442 struct proc_data
*data
= file
->private_data
;
5444 if (data
->on_close
!= NULL
)
5445 data
->on_close(inode
, file
);
5446 kfree(data
->rbuffer
);
5447 kfree(data
->wbuffer
);
5452 /* Since the card doesn't automatically switch to the right WEP mode,
5453 we will make it do it. If the card isn't associated, every secs we
5454 will switch WEP modes to see if that will help. If the card is
5455 associated we will check every minute to see if anything has
5457 static void timer_func( struct net_device
*dev
) {
5458 struct airo_info
*apriv
= dev
->priv
;
5460 /* We don't have a link so try changing the authtype */
5461 readConfigRid(apriv
, 0);
5462 disable_MAC(apriv
, 0);
5463 switch(apriv
->config
.authType
) {
5465 /* So drop to OPEN */
5466 apriv
->config
.authType
= AUTH_OPEN
;
5468 case AUTH_SHAREDKEY
:
5469 if (apriv
->keyindex
< auto_wep
) {
5470 set_wep_key(apriv
, apriv
->keyindex
, NULL
, 0, 0, 0);
5471 apriv
->config
.authType
= AUTH_SHAREDKEY
;
5474 /* Drop to ENCRYPT */
5475 apriv
->keyindex
= 0;
5476 set_wep_key(apriv
, apriv
->defindex
, NULL
, 0, 0, 0);
5477 apriv
->config
.authType
= AUTH_ENCRYPT
;
5480 default: /* We'll escalate to SHAREDKEY */
5481 apriv
->config
.authType
= AUTH_SHAREDKEY
;
5483 set_bit (FLAG_COMMIT
, &apriv
->flags
);
5484 writeConfigRid(apriv
, 0);
5485 enable_MAC(apriv
, 0);
5488 /* Schedule check to see if the change worked */
5489 clear_bit(JOB_AUTOWEP
, &apriv
->jobs
);
5490 apriv
->expires
= RUN_AT(HZ
*3);
5494 static int __devinit
airo_pci_probe(struct pci_dev
*pdev
,
5495 const struct pci_device_id
*pent
)
5497 struct net_device
*dev
;
5499 if (pci_enable_device(pdev
))
5501 pci_set_master(pdev
);
5503 if (pdev
->device
== 0x5000 || pdev
->device
== 0xa504)
5504 dev
= _init_airo_card(pdev
->irq
, pdev
->resource
[0].start
, 0, pdev
, &pdev
->dev
);
5506 dev
= _init_airo_card(pdev
->irq
, pdev
->resource
[2].start
, 0, pdev
, &pdev
->dev
);
5508 pci_disable_device(pdev
);
5512 pci_set_drvdata(pdev
, dev
);
5516 static void __devexit
airo_pci_remove(struct pci_dev
*pdev
)
5518 struct net_device
*dev
= pci_get_drvdata(pdev
);
5520 airo_print_info(dev
->name
, "Unregistering...");
5521 stop_airo_card(dev
, 1);
5522 pci_disable_device(pdev
);
5523 pci_set_drvdata(pdev
, NULL
);
5526 static int airo_pci_suspend(struct pci_dev
*pdev
, pm_message_t state
)
5528 struct net_device
*dev
= pci_get_drvdata(pdev
);
5529 struct airo_info
*ai
= dev
->priv
;
5533 if ((ai
->APList
== NULL
) &&
5534 (ai
->APList
= kmalloc(sizeof(APListRid
), GFP_KERNEL
)) == NULL
)
5536 if ((ai
->SSID
== NULL
) &&
5537 (ai
->SSID
= kmalloc(sizeof(SsidRid
), GFP_KERNEL
)) == NULL
)
5539 readAPListRid(ai
, ai
->APList
);
5540 readSsidRid(ai
, ai
->SSID
);
5541 memset(&cmd
, 0, sizeof(cmd
));
5542 /* the lock will be released at the end of the resume callback */
5543 if (down_interruptible(&ai
->sem
))
5546 netif_device_detach(dev
);
5549 issuecommand(ai
, &cmd
, &rsp
);
5551 pci_enable_wake(pdev
, pci_choose_state(pdev
, state
), 1);
5552 pci_save_state(pdev
);
5553 return pci_set_power_state(pdev
, pci_choose_state(pdev
, state
));
5556 static int airo_pci_resume(struct pci_dev
*pdev
)
5558 struct net_device
*dev
= pci_get_drvdata(pdev
);
5559 struct airo_info
*ai
= dev
->priv
;
5560 pci_power_t prev_state
= pdev
->current_state
;
5562 pci_set_power_state(pdev
, PCI_D0
);
5563 pci_restore_state(pdev
);
5564 pci_enable_wake(pdev
, PCI_D0
, 0);
5566 if (prev_state
!= PCI_D1
) {
5568 mpi_init_descriptors(ai
);
5569 setup_card(ai
, dev
->dev_addr
, 0);
5570 clear_bit(FLAG_RADIO_OFF
, &ai
->flags
);
5571 clear_bit(FLAG_PENDING_XMIT
, &ai
->flags
);
5573 OUT4500(ai
, EVACK
, EV_AWAKEN
);
5574 OUT4500(ai
, EVACK
, EV_AWAKEN
);
5578 set_bit (FLAG_COMMIT
, &ai
->flags
);
5582 writeSsidRid(ai
, ai
->SSID
, 0);
5587 writeAPListRid(ai
, ai
->APList
, 0);
5591 writeConfigRid(ai
, 0);
5593 ai
->power
= PMSG_ON
;
5594 netif_device_attach(dev
);
5595 netif_wake_queue(dev
);
5596 enable_interrupts(ai
);
5602 static int __init
airo_init_module( void )
5606 int have_isa_dev
= 0;
5609 airo_entry
= create_proc_entry("driver/aironet",
5610 S_IFDIR
| airo_perm
,
5614 airo_entry
->uid
= proc_uid
;
5615 airo_entry
->gid
= proc_gid
;
5618 for( i
= 0; i
< 4 && io
[i
] && irq
[i
]; i
++ ) {
5619 airo_print_info("", "Trying to configure ISA adapter at irq=%d "
5620 "io=0x%x", irq
[i
], io
[i
] );
5621 if (init_airo_card( irq
[i
], io
[i
], 0, NULL
))
5630 airo_print_info("", "Probing for PCI adapters");
5631 i
= pci_register_driver(&airo_driver
);
5632 airo_print_info("", "Finished probing for PCI adapters");
5635 remove_proc_entry("driver/aironet", NULL
);
5640 /* Always exit with success, as we are a library module
5641 * as well as a driver module
5646 static void __exit
airo_cleanup_module( void )
5648 struct airo_info
*ai
;
5649 while(!list_empty(&airo_devices
)) {
5650 ai
= list_entry(airo_devices
.next
, struct airo_info
, dev_list
);
5651 airo_print_info(ai
->dev
->name
, "Unregistering...");
5652 stop_airo_card(ai
->dev
, 1);
5655 pci_unregister_driver(&airo_driver
);
5657 remove_proc_entry("driver/aironet", NULL
);
5661 * Initial Wireless Extension code for Aironet driver by :
5662 * Jean Tourrilhes <jt@hpl.hp.com> - HPL - 17 November 00
5663 * Conversion to new driver API by :
5664 * Jean Tourrilhes <jt@hpl.hp.com> - HPL - 26 March 02
5665 * Javier also did a good amount of work here, adding some new extensions
5666 * and fixing my code. Let's just say that without him this code just
5667 * would not work at all... - Jean II
5670 static u8
airo_rssi_to_dbm (tdsRssiEntry
*rssi_rid
, u8 rssi
)
5675 return (0x100 - rssi_rid
[rssi
].rssidBm
);
5678 static u8
airo_dbm_to_pct (tdsRssiEntry
*rssi_rid
, u8 dbm
)
5685 for( i
= 0; i
< 256; i
++ )
5686 if (rssi_rid
[i
].rssidBm
== dbm
)
5687 return rssi_rid
[i
].rssipct
;
5693 static int airo_get_quality (StatusRid
*status_rid
, CapabilityRid
*cap_rid
)
5698 if ((status_rid
->mode
& cpu_to_le16(0x3f)) != cpu_to_le16(0x3f))
5701 if (!(cap_rid
->hardCap
& cpu_to_le16(8)))
5704 sq
= le16_to_cpu(status_rid
->signalQuality
);
5705 if (memcmp(cap_rid
->prodName
, "350", 3))
5709 quality
= 0x20 - sq
;
5716 quality
= 0xb0 - sq
;
5720 #define airo_get_max_quality(cap_rid) (memcmp((cap_rid)->prodName, "350", 3) ? 0x20 : 0xa0)
5721 #define airo_get_avg_quality(cap_rid) (memcmp((cap_rid)->prodName, "350", 3) ? 0x10 : 0x50);
5723 /*------------------------------------------------------------------*/
5725 * Wireless Handler : get protocol name
5727 static int airo_get_name(struct net_device
*dev
,
5728 struct iw_request_info
*info
,
5732 strcpy(cwrq
, "IEEE 802.11-DS");
5736 /*------------------------------------------------------------------*/
5738 * Wireless Handler : set frequency
5740 static int airo_set_freq(struct net_device
*dev
,
5741 struct iw_request_info
*info
,
5742 struct iw_freq
*fwrq
,
5745 struct airo_info
*local
= dev
->priv
;
5746 int rc
= -EINPROGRESS
; /* Call commit handler */
5748 /* If setting by frequency, convert to a channel */
5749 if((fwrq
->e
== 1) &&
5750 (fwrq
->m
>= (int) 2.412e8
) &&
5751 (fwrq
->m
<= (int) 2.487e8
)) {
5752 int f
= fwrq
->m
/ 100000;
5754 while((c
< 14) && (f
!= frequency_list
[c
]))
5756 /* Hack to fall through... */
5760 /* Setting by channel number */
5761 if((fwrq
->m
> 1000) || (fwrq
->e
> 0))
5764 int channel
= fwrq
->m
;
5765 /* We should do a better check than that,
5766 * based on the card capability !!! */
5767 if((channel
< 1) || (channel
> 14)) {
5768 airo_print_dbg(dev
->name
, "New channel value of %d is invalid!",
5772 readConfigRid(local
, 1);
5773 /* Yes ! We can set it !!! */
5774 local
->config
.channelSet
= cpu_to_le16(channel
);
5775 set_bit (FLAG_COMMIT
, &local
->flags
);
5781 /*------------------------------------------------------------------*/
5783 * Wireless Handler : get frequency
5785 static int airo_get_freq(struct net_device
*dev
,
5786 struct iw_request_info
*info
,
5787 struct iw_freq
*fwrq
,
5790 struct airo_info
*local
= dev
->priv
;
5791 StatusRid status_rid
; /* Card status info */
5794 readConfigRid(local
, 1);
5795 if ((local
->config
.opmode
& MODE_CFG_MASK
) == MODE_STA_ESS
)
5796 status_rid
.channel
= local
->config
.channelSet
;
5798 readStatusRid(local
, &status_rid
, 1);
5800 ch
= le16_to_cpu(status_rid
.channel
);
5801 if((ch
> 0) && (ch
< 15)) {
5802 fwrq
->m
= frequency_list
[ch
- 1] * 100000;
5812 /*------------------------------------------------------------------*/
5814 * Wireless Handler : set ESSID
5816 static int airo_set_essid(struct net_device
*dev
,
5817 struct iw_request_info
*info
,
5818 struct iw_point
*dwrq
,
5821 struct airo_info
*local
= dev
->priv
;
5822 SsidRid SSID_rid
; /* SSIDs */
5824 /* Reload the list of current SSID */
5825 readSsidRid(local
, &SSID_rid
);
5827 /* Check if we asked for `any' */
5828 if(dwrq
->flags
== 0) {
5829 /* Just send an empty SSID list */
5830 memset(&SSID_rid
, 0, sizeof(SSID_rid
));
5832 int index
= (dwrq
->flags
& IW_ENCODE_INDEX
) - 1;
5834 /* Check the size of the string */
5835 if(dwrq
->length
> IW_ESSID_MAX_SIZE
) {
5838 /* Check if index is valid */
5839 if((index
< 0) || (index
>= 4)) {
5844 memset(SSID_rid
.ssids
[index
].ssid
, 0,
5845 sizeof(SSID_rid
.ssids
[index
].ssid
));
5846 memcpy(SSID_rid
.ssids
[index
].ssid
, extra
, dwrq
->length
);
5847 SSID_rid
.ssids
[index
].len
= cpu_to_le16(dwrq
->length
);
5849 SSID_rid
.len
= cpu_to_le16(sizeof(SSID_rid
));
5850 /* Write it to the card */
5851 disable_MAC(local
, 1);
5852 writeSsidRid(local
, &SSID_rid
, 1);
5853 enable_MAC(local
, 1);
5858 /*------------------------------------------------------------------*/
5860 * Wireless Handler : get ESSID
5862 static int airo_get_essid(struct net_device
*dev
,
5863 struct iw_request_info
*info
,
5864 struct iw_point
*dwrq
,
5867 struct airo_info
*local
= dev
->priv
;
5868 StatusRid status_rid
; /* Card status info */
5870 readStatusRid(local
, &status_rid
, 1);
5872 /* Note : if dwrq->flags != 0, we should
5873 * get the relevant SSID from the SSID list... */
5875 /* Get the current SSID */
5876 memcpy(extra
, status_rid
.SSID
, le16_to_cpu(status_rid
.SSIDlen
));
5877 /* If none, we may want to get the one that was set */
5880 dwrq
->length
= le16_to_cpu(status_rid
.SSIDlen
);
5881 dwrq
->flags
= 1; /* active */
5886 /*------------------------------------------------------------------*/
5888 * Wireless Handler : set AP address
5890 static int airo_set_wap(struct net_device
*dev
,
5891 struct iw_request_info
*info
,
5892 struct sockaddr
*awrq
,
5895 struct airo_info
*local
= dev
->priv
;
5898 APListRid APList_rid
;
5899 static const u8 any
[ETH_ALEN
] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
5900 static const u8 off
[ETH_ALEN
] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
5902 if (awrq
->sa_family
!= ARPHRD_ETHER
)
5904 else if (!memcmp(any
, awrq
->sa_data
, ETH_ALEN
) ||
5905 !memcmp(off
, awrq
->sa_data
, ETH_ALEN
)) {
5906 memset(&cmd
, 0, sizeof(cmd
));
5907 cmd
.cmd
=CMD_LOSE_SYNC
;
5908 if (down_interruptible(&local
->sem
))
5909 return -ERESTARTSYS
;
5910 issuecommand(local
, &cmd
, &rsp
);
5913 memset(&APList_rid
, 0, sizeof(APList_rid
));
5914 APList_rid
.len
= cpu_to_le16(sizeof(APList_rid
));
5915 memcpy(APList_rid
.ap
[0], awrq
->sa_data
, ETH_ALEN
);
5916 disable_MAC(local
, 1);
5917 writeAPListRid(local
, &APList_rid
, 1);
5918 enable_MAC(local
, 1);
5923 /*------------------------------------------------------------------*/
5925 * Wireless Handler : get AP address
5927 static int airo_get_wap(struct net_device
*dev
,
5928 struct iw_request_info
*info
,
5929 struct sockaddr
*awrq
,
5932 struct airo_info
*local
= dev
->priv
;
5933 StatusRid status_rid
; /* Card status info */
5935 readStatusRid(local
, &status_rid
, 1);
5937 /* Tentative. This seems to work, wow, I'm lucky !!! */
5938 memcpy(awrq
->sa_data
, status_rid
.bssid
[0], ETH_ALEN
);
5939 awrq
->sa_family
= ARPHRD_ETHER
;
5944 /*------------------------------------------------------------------*/
5946 * Wireless Handler : set Nickname
5948 static int airo_set_nick(struct net_device
*dev
,
5949 struct iw_request_info
*info
,
5950 struct iw_point
*dwrq
,
5953 struct airo_info
*local
= dev
->priv
;
5955 /* Check the size of the string */
5956 if(dwrq
->length
> 16) {
5959 readConfigRid(local
, 1);
5960 memset(local
->config
.nodeName
, 0, sizeof(local
->config
.nodeName
));
5961 memcpy(local
->config
.nodeName
, extra
, dwrq
->length
);
5962 set_bit (FLAG_COMMIT
, &local
->flags
);
5964 return -EINPROGRESS
; /* Call commit handler */
5967 /*------------------------------------------------------------------*/
5969 * Wireless Handler : get Nickname
5971 static int airo_get_nick(struct net_device
*dev
,
5972 struct iw_request_info
*info
,
5973 struct iw_point
*dwrq
,
5976 struct airo_info
*local
= dev
->priv
;
5978 readConfigRid(local
, 1);
5979 strncpy(extra
, local
->config
.nodeName
, 16);
5981 dwrq
->length
= strlen(extra
);
5986 /*------------------------------------------------------------------*/
5988 * Wireless Handler : set Bit-Rate
5990 static int airo_set_rate(struct net_device
*dev
,
5991 struct iw_request_info
*info
,
5992 struct iw_param
*vwrq
,
5995 struct airo_info
*local
= dev
->priv
;
5996 CapabilityRid cap_rid
; /* Card capability info */
6000 /* First : get a valid bit rate value */
6001 readCapabilityRid(local
, &cap_rid
, 1);
6003 /* Which type of value ? */
6004 if((vwrq
->value
< 8) && (vwrq
->value
>= 0)) {
6005 /* Setting by rate index */
6006 /* Find value in the magic rate table */
6007 brate
= cap_rid
.supportedRates
[vwrq
->value
];
6009 /* Setting by frequency value */
6010 u8 normvalue
= (u8
) (vwrq
->value
/500000);
6012 /* Check if rate is valid */
6013 for(i
= 0 ; i
< 8 ; i
++) {
6014 if(normvalue
== cap_rid
.supportedRates
[i
]) {
6020 /* -1 designed the max rate (mostly auto mode) */
6021 if(vwrq
->value
== -1) {
6022 /* Get the highest available rate */
6023 for(i
= 0 ; i
< 8 ; i
++) {
6024 if(cap_rid
.supportedRates
[i
] == 0)
6028 brate
= cap_rid
.supportedRates
[i
- 1];
6030 /* Check that it is valid */
6035 readConfigRid(local
, 1);
6036 /* Now, check if we want a fixed or auto value */
6037 if(vwrq
->fixed
== 0) {
6038 /* Fill all the rates up to this max rate */
6039 memset(local
->config
.rates
, 0, 8);
6040 for(i
= 0 ; i
< 8 ; i
++) {
6041 local
->config
.rates
[i
] = cap_rid
.supportedRates
[i
];
6042 if(local
->config
.rates
[i
] == brate
)
6047 /* One rate, fixed */
6048 memset(local
->config
.rates
, 0, 8);
6049 local
->config
.rates
[0] = brate
;
6051 set_bit (FLAG_COMMIT
, &local
->flags
);
6053 return -EINPROGRESS
; /* Call commit handler */
6056 /*------------------------------------------------------------------*/
6058 * Wireless Handler : get Bit-Rate
6060 static int airo_get_rate(struct net_device
*dev
,
6061 struct iw_request_info
*info
,
6062 struct iw_param
*vwrq
,
6065 struct airo_info
*local
= dev
->priv
;
6066 StatusRid status_rid
; /* Card status info */
6068 readStatusRid(local
, &status_rid
, 1);
6070 vwrq
->value
= le16_to_cpu(status_rid
.currentXmitRate
) * 500000;
6071 /* If more than one rate, set auto */
6072 readConfigRid(local
, 1);
6073 vwrq
->fixed
= (local
->config
.rates
[1] == 0);
6078 /*------------------------------------------------------------------*/
6080 * Wireless Handler : set RTS threshold
6082 static int airo_set_rts(struct net_device
*dev
,
6083 struct iw_request_info
*info
,
6084 struct iw_param
*vwrq
,
6087 struct airo_info
*local
= dev
->priv
;
6088 int rthr
= vwrq
->value
;
6091 rthr
= AIRO_DEF_MTU
;
6092 if((rthr
< 0) || (rthr
> AIRO_DEF_MTU
)) {
6095 readConfigRid(local
, 1);
6096 local
->config
.rtsThres
= cpu_to_le16(rthr
);
6097 set_bit (FLAG_COMMIT
, &local
->flags
);
6099 return -EINPROGRESS
; /* Call commit handler */
6102 /*------------------------------------------------------------------*/
6104 * Wireless Handler : get RTS threshold
6106 static int airo_get_rts(struct net_device
*dev
,
6107 struct iw_request_info
*info
,
6108 struct iw_param
*vwrq
,
6111 struct airo_info
*local
= dev
->priv
;
6113 readConfigRid(local
, 1);
6114 vwrq
->value
= le16_to_cpu(local
->config
.rtsThres
);
6115 vwrq
->disabled
= (vwrq
->value
>= AIRO_DEF_MTU
);
6121 /*------------------------------------------------------------------*/
6123 * Wireless Handler : set Fragmentation threshold
6125 static int airo_set_frag(struct net_device
*dev
,
6126 struct iw_request_info
*info
,
6127 struct iw_param
*vwrq
,
6130 struct airo_info
*local
= dev
->priv
;
6131 int fthr
= vwrq
->value
;
6134 fthr
= AIRO_DEF_MTU
;
6135 if((fthr
< 256) || (fthr
> AIRO_DEF_MTU
)) {
6138 fthr
&= ~0x1; /* Get an even value - is it really needed ??? */
6139 readConfigRid(local
, 1);
6140 local
->config
.fragThresh
= cpu_to_le16(fthr
);
6141 set_bit (FLAG_COMMIT
, &local
->flags
);
6143 return -EINPROGRESS
; /* Call commit handler */
6146 /*------------------------------------------------------------------*/
6148 * Wireless Handler : get Fragmentation threshold
6150 static int airo_get_frag(struct net_device
*dev
,
6151 struct iw_request_info
*info
,
6152 struct iw_param
*vwrq
,
6155 struct airo_info
*local
= dev
->priv
;
6157 readConfigRid(local
, 1);
6158 vwrq
->value
= le16_to_cpu(local
->config
.fragThresh
);
6159 vwrq
->disabled
= (vwrq
->value
>= AIRO_DEF_MTU
);
6165 /*------------------------------------------------------------------*/
6167 * Wireless Handler : set Mode of Operation
6169 static int airo_set_mode(struct net_device
*dev
,
6170 struct iw_request_info
*info
,
6174 struct airo_info
*local
= dev
->priv
;
6177 readConfigRid(local
, 1);
6178 if (sniffing_mode(local
))
6183 local
->config
.opmode
&= ~MODE_CFG_MASK
;
6184 local
->config
.opmode
|= MODE_STA_IBSS
;
6185 local
->config
.rmode
&= ~RXMODE_FULL_MASK
;
6186 local
->config
.scanMode
= SCANMODE_ACTIVE
;
6187 clear_bit (FLAG_802_11
, &local
->flags
);
6190 local
->config
.opmode
&= ~MODE_CFG_MASK
;
6191 local
->config
.opmode
|= MODE_STA_ESS
;
6192 local
->config
.rmode
&= ~RXMODE_FULL_MASK
;
6193 local
->config
.scanMode
= SCANMODE_ACTIVE
;
6194 clear_bit (FLAG_802_11
, &local
->flags
);
6196 case IW_MODE_MASTER
:
6197 local
->config
.opmode
&= ~MODE_CFG_MASK
;
6198 local
->config
.opmode
|= MODE_AP
;
6199 local
->config
.rmode
&= ~RXMODE_FULL_MASK
;
6200 local
->config
.scanMode
= SCANMODE_ACTIVE
;
6201 clear_bit (FLAG_802_11
, &local
->flags
);
6203 case IW_MODE_REPEAT
:
6204 local
->config
.opmode
&= ~MODE_CFG_MASK
;
6205 local
->config
.opmode
|= MODE_AP_RPTR
;
6206 local
->config
.rmode
&= ~RXMODE_FULL_MASK
;
6207 local
->config
.scanMode
= SCANMODE_ACTIVE
;
6208 clear_bit (FLAG_802_11
, &local
->flags
);
6210 case IW_MODE_MONITOR
:
6211 local
->config
.opmode
&= ~MODE_CFG_MASK
;
6212 local
->config
.opmode
|= MODE_STA_ESS
;
6213 local
->config
.rmode
&= ~RXMODE_FULL_MASK
;
6214 local
->config
.rmode
|= RXMODE_RFMON
| RXMODE_DISABLE_802_3_HEADER
;
6215 local
->config
.scanMode
= SCANMODE_PASSIVE
;
6216 set_bit (FLAG_802_11
, &local
->flags
);
6222 set_bit (FLAG_RESET
, &local
->flags
);
6223 set_bit (FLAG_COMMIT
, &local
->flags
);
6225 return -EINPROGRESS
; /* Call commit handler */
6228 /*------------------------------------------------------------------*/
6230 * Wireless Handler : get Mode of Operation
6232 static int airo_get_mode(struct net_device
*dev
,
6233 struct iw_request_info
*info
,
6237 struct airo_info
*local
= dev
->priv
;
6239 readConfigRid(local
, 1);
6240 /* If not managed, assume it's ad-hoc */
6241 switch (local
->config
.opmode
& MODE_CFG_MASK
) {
6243 *uwrq
= IW_MODE_INFRA
;
6246 *uwrq
= IW_MODE_MASTER
;
6249 *uwrq
= IW_MODE_REPEAT
;
6252 *uwrq
= IW_MODE_ADHOC
;
6258 static inline int valid_index(CapabilityRid
*p
, int index
)
6262 return index
< (p
->softCap
& cpu_to_le16(0x80) ? 4 : 1);
6265 /*------------------------------------------------------------------*/
6267 * Wireless Handler : set Encryption Key
6269 static int airo_set_encode(struct net_device
*dev
,
6270 struct iw_request_info
*info
,
6271 struct iw_point
*dwrq
,
6274 struct airo_info
*local
= dev
->priv
;
6275 CapabilityRid cap_rid
; /* Card capability info */
6276 int perm
= ( dwrq
->flags
& IW_ENCODE_TEMP
? 0 : 1 );
6277 __le16 currentAuthType
= local
->config
.authType
;
6279 /* Is WEP supported ? */
6280 readCapabilityRid(local
, &cap_rid
, 1);
6281 /* Older firmware doesn't support this...
6282 if(!(cap_rid.softCap & cpu_to_le16(2))) {
6285 readConfigRid(local
, 1);
6287 /* Basic checking: do we have a key to set ?
6288 * Note : with the new API, it's impossible to get a NULL pointer.
6289 * Therefore, we need to check a key size == 0 instead.
6290 * New version of iwconfig properly set the IW_ENCODE_NOKEY flag
6291 * when no key is present (only change flags), but older versions
6292 * don't do it. - Jean II */
6293 if (dwrq
->length
> 0) {
6295 int index
= (dwrq
->flags
& IW_ENCODE_INDEX
) - 1;
6296 int current_index
= get_wep_key(local
, 0xffff);
6297 /* Check the size of the key */
6298 if (dwrq
->length
> MAX_KEY_SIZE
) {
6301 /* Check the index (none -> use current) */
6302 if (!valid_index(&cap_rid
, index
))
6303 index
= current_index
;
6304 /* Set the length */
6305 if (dwrq
->length
> MIN_KEY_SIZE
)
6306 key
.len
= MAX_KEY_SIZE
;
6308 if (dwrq
->length
> 0)
6309 key
.len
= MIN_KEY_SIZE
;
6311 /* Disable the key */
6313 /* Check if the key is not marked as invalid */
6314 if(!(dwrq
->flags
& IW_ENCODE_NOKEY
)) {
6316 memset(key
.key
, 0, MAX_KEY_SIZE
);
6317 /* Copy the key in the driver */
6318 memcpy(key
.key
, extra
, dwrq
->length
);
6319 /* Send the key to the card */
6320 set_wep_key(local
, index
, key
.key
, key
.len
, perm
, 1);
6322 /* WE specify that if a valid key is set, encryption
6323 * should be enabled (user may turn it off later)
6324 * This is also how "iwconfig ethX key on" works */
6325 if((index
== current_index
) && (key
.len
> 0) &&
6326 (local
->config
.authType
== AUTH_OPEN
)) {
6327 local
->config
.authType
= AUTH_ENCRYPT
;
6330 /* Do we want to just set the transmit key index ? */
6331 int index
= (dwrq
->flags
& IW_ENCODE_INDEX
) - 1;
6332 if (valid_index(&cap_rid
, index
)) {
6333 set_wep_key(local
, index
, NULL
, 0, perm
, 1);
6335 /* Don't complain if only change the mode */
6336 if (!(dwrq
->flags
& IW_ENCODE_MODE
))
6339 /* Read the flags */
6340 if(dwrq
->flags
& IW_ENCODE_DISABLED
)
6341 local
->config
.authType
= AUTH_OPEN
; // disable encryption
6342 if(dwrq
->flags
& IW_ENCODE_RESTRICTED
)
6343 local
->config
.authType
= AUTH_SHAREDKEY
; // Only Both
6344 if(dwrq
->flags
& IW_ENCODE_OPEN
)
6345 local
->config
.authType
= AUTH_ENCRYPT
; // Only Wep
6346 /* Commit the changes to flags if needed */
6347 if (local
->config
.authType
!= currentAuthType
)
6348 set_bit (FLAG_COMMIT
, &local
->flags
);
6349 return -EINPROGRESS
; /* Call commit handler */
6352 /*------------------------------------------------------------------*/
6354 * Wireless Handler : get Encryption Key
6356 static int airo_get_encode(struct net_device
*dev
,
6357 struct iw_request_info
*info
,
6358 struct iw_point
*dwrq
,
6361 struct airo_info
*local
= dev
->priv
;
6362 int index
= (dwrq
->flags
& IW_ENCODE_INDEX
) - 1;
6363 CapabilityRid cap_rid
; /* Card capability info */
6365 /* Is it supported ? */
6366 readCapabilityRid(local
, &cap_rid
, 1);
6367 if(!(cap_rid
.softCap
& cpu_to_le16(2))) {
6370 readConfigRid(local
, 1);
6371 /* Check encryption mode */
6372 switch(local
->config
.authType
) {
6374 dwrq
->flags
= IW_ENCODE_OPEN
;
6376 case AUTH_SHAREDKEY
:
6377 dwrq
->flags
= IW_ENCODE_RESTRICTED
;
6381 dwrq
->flags
= IW_ENCODE_DISABLED
;
6384 /* We can't return the key, so set the proper flag and return zero */
6385 dwrq
->flags
|= IW_ENCODE_NOKEY
;
6386 memset(extra
, 0, 16);
6388 /* Which key do we want ? -1 -> tx index */
6389 if (!valid_index(&cap_rid
, index
))
6390 index
= get_wep_key(local
, 0xffff);
6391 dwrq
->flags
|= index
+ 1;
6392 /* Copy the key to the user buffer */
6393 dwrq
->length
= get_wep_key(local
, index
);
6394 if (dwrq
->length
> 16) {
6400 /*------------------------------------------------------------------*/
6402 * Wireless Handler : set extended Encryption parameters
6404 static int airo_set_encodeext(struct net_device
*dev
,
6405 struct iw_request_info
*info
,
6406 union iwreq_data
*wrqu
,
6409 struct airo_info
*local
= dev
->priv
;
6410 struct iw_point
*encoding
= &wrqu
->encoding
;
6411 struct iw_encode_ext
*ext
= (struct iw_encode_ext
*)extra
;
6412 CapabilityRid cap_rid
; /* Card capability info */
6413 int perm
= ( encoding
->flags
& IW_ENCODE_TEMP
? 0 : 1 );
6414 __le16 currentAuthType
= local
->config
.authType
;
6415 int idx
, key_len
, alg
= ext
->alg
, set_key
= 1;
6418 /* Is WEP supported ? */
6419 readCapabilityRid(local
, &cap_rid
, 1);
6420 /* Older firmware doesn't support this...
6421 if(!(cap_rid.softCap & cpu_to_le16(2))) {
6424 readConfigRid(local
, 1);
6426 /* Determine and validate the key index */
6427 idx
= encoding
->flags
& IW_ENCODE_INDEX
;
6429 if (!valid_index(&cap_rid
, idx
- 1))
6433 idx
= get_wep_key(local
, 0xffff);
6435 if (encoding
->flags
& IW_ENCODE_DISABLED
)
6436 alg
= IW_ENCODE_ALG_NONE
;
6438 if (ext
->ext_flags
& IW_ENCODE_EXT_SET_TX_KEY
) {
6439 /* Only set transmit key index here, actual
6440 * key is set below if needed.
6442 set_wep_key(local
, idx
, NULL
, 0, perm
, 1);
6443 set_key
= ext
->key_len
> 0 ? 1 : 0;
6447 /* Set the requested key first */
6448 memset(key
.key
, 0, MAX_KEY_SIZE
);
6450 case IW_ENCODE_ALG_NONE
:
6453 case IW_ENCODE_ALG_WEP
:
6454 if (ext
->key_len
> MIN_KEY_SIZE
) {
6455 key
.len
= MAX_KEY_SIZE
;
6456 } else if (ext
->key_len
> 0) {
6457 key
.len
= MIN_KEY_SIZE
;
6461 key_len
= min (ext
->key_len
, key
.len
);
6462 memcpy(key
.key
, ext
->key
, key_len
);
6467 /* Send the key to the card */
6468 set_wep_key(local
, idx
, key
.key
, key
.len
, perm
, 1);
6471 /* Read the flags */
6472 if(encoding
->flags
& IW_ENCODE_DISABLED
)
6473 local
->config
.authType
= AUTH_OPEN
; // disable encryption
6474 if(encoding
->flags
& IW_ENCODE_RESTRICTED
)
6475 local
->config
.authType
= AUTH_SHAREDKEY
; // Only Both
6476 if(encoding
->flags
& IW_ENCODE_OPEN
)
6477 local
->config
.authType
= AUTH_ENCRYPT
; // Only Wep
6478 /* Commit the changes to flags if needed */
6479 if (local
->config
.authType
!= currentAuthType
)
6480 set_bit (FLAG_COMMIT
, &local
->flags
);
6482 return -EINPROGRESS
;
6486 /*------------------------------------------------------------------*/
6488 * Wireless Handler : get extended Encryption parameters
6490 static int airo_get_encodeext(struct net_device
*dev
,
6491 struct iw_request_info
*info
,
6492 union iwreq_data
*wrqu
,
6495 struct airo_info
*local
= dev
->priv
;
6496 struct iw_point
*encoding
= &wrqu
->encoding
;
6497 struct iw_encode_ext
*ext
= (struct iw_encode_ext
*)extra
;
6498 CapabilityRid cap_rid
; /* Card capability info */
6499 int idx
, max_key_len
;
6501 /* Is it supported ? */
6502 readCapabilityRid(local
, &cap_rid
, 1);
6503 if(!(cap_rid
.softCap
& cpu_to_le16(2))) {
6506 readConfigRid(local
, 1);
6508 max_key_len
= encoding
->length
- sizeof(*ext
);
6509 if (max_key_len
< 0)
6512 idx
= encoding
->flags
& IW_ENCODE_INDEX
;
6514 if (!valid_index(&cap_rid
, idx
- 1))
6518 idx
= get_wep_key(local
, 0xffff);
6520 encoding
->flags
= idx
+ 1;
6521 memset(ext
, 0, sizeof(*ext
));
6523 /* Check encryption mode */
6524 switch(local
->config
.authType
) {
6526 encoding
->flags
= IW_ENCODE_ALG_WEP
| IW_ENCODE_ENABLED
;
6528 case AUTH_SHAREDKEY
:
6529 encoding
->flags
= IW_ENCODE_ALG_WEP
| IW_ENCODE_ENABLED
;
6533 encoding
->flags
= IW_ENCODE_ALG_NONE
| IW_ENCODE_DISABLED
;
6536 /* We can't return the key, so set the proper flag and return zero */
6537 encoding
->flags
|= IW_ENCODE_NOKEY
;
6538 memset(extra
, 0, 16);
6540 /* Copy the key to the user buffer */
6541 ext
->key_len
= get_wep_key(local
, idx
);
6542 if (ext
->key_len
> 16) {
6550 /*------------------------------------------------------------------*/
6552 * Wireless Handler : set extended authentication parameters
6554 static int airo_set_auth(struct net_device
*dev
,
6555 struct iw_request_info
*info
,
6556 union iwreq_data
*wrqu
, char *extra
)
6558 struct airo_info
*local
= dev
->priv
;
6559 struct iw_param
*param
= &wrqu
->param
;
6560 __le16 currentAuthType
= local
->config
.authType
;
6562 switch (param
->flags
& IW_AUTH_INDEX
) {
6563 case IW_AUTH_WPA_VERSION
:
6564 case IW_AUTH_CIPHER_PAIRWISE
:
6565 case IW_AUTH_CIPHER_GROUP
:
6566 case IW_AUTH_KEY_MGMT
:
6567 case IW_AUTH_RX_UNENCRYPTED_EAPOL
:
6568 case IW_AUTH_PRIVACY_INVOKED
:
6570 * airo does not use these parameters
6574 case IW_AUTH_DROP_UNENCRYPTED
:
6576 /* Only change auth type if unencrypted */
6577 if (currentAuthType
== AUTH_OPEN
)
6578 local
->config
.authType
= AUTH_ENCRYPT
;
6580 local
->config
.authType
= AUTH_OPEN
;
6583 /* Commit the changes to flags if needed */
6584 if (local
->config
.authType
!= currentAuthType
)
6585 set_bit (FLAG_COMMIT
, &local
->flags
);
6588 case IW_AUTH_80211_AUTH_ALG
: {
6589 /* FIXME: What about AUTH_OPEN? This API seems to
6590 * disallow setting our auth to AUTH_OPEN.
6592 if (param
->value
& IW_AUTH_ALG_SHARED_KEY
) {
6593 local
->config
.authType
= AUTH_SHAREDKEY
;
6594 } else if (param
->value
& IW_AUTH_ALG_OPEN_SYSTEM
) {
6595 local
->config
.authType
= AUTH_ENCRYPT
;
6600 /* Commit the changes to flags if needed */
6601 if (local
->config
.authType
!= currentAuthType
)
6602 set_bit (FLAG_COMMIT
, &local
->flags
);
6605 case IW_AUTH_WPA_ENABLED
:
6606 /* Silently accept disable of WPA */
6607 if (param
->value
> 0)
6614 return -EINPROGRESS
;
6618 /*------------------------------------------------------------------*/
6620 * Wireless Handler : get extended authentication parameters
6622 static int airo_get_auth(struct net_device
*dev
,
6623 struct iw_request_info
*info
,
6624 union iwreq_data
*wrqu
, char *extra
)
6626 struct airo_info
*local
= dev
->priv
;
6627 struct iw_param
*param
= &wrqu
->param
;
6628 __le16 currentAuthType
= local
->config
.authType
;
6630 switch (param
->flags
& IW_AUTH_INDEX
) {
6631 case IW_AUTH_DROP_UNENCRYPTED
:
6632 switch (currentAuthType
) {
6633 case AUTH_SHAREDKEY
:
6643 case IW_AUTH_80211_AUTH_ALG
:
6644 switch (currentAuthType
) {
6645 case AUTH_SHAREDKEY
:
6646 param
->value
= IW_AUTH_ALG_SHARED_KEY
;
6650 param
->value
= IW_AUTH_ALG_OPEN_SYSTEM
;
6655 case IW_AUTH_WPA_ENABLED
:
6666 /*------------------------------------------------------------------*/
6668 * Wireless Handler : set Tx-Power
6670 static int airo_set_txpow(struct net_device
*dev
,
6671 struct iw_request_info
*info
,
6672 struct iw_param
*vwrq
,
6675 struct airo_info
*local
= dev
->priv
;
6676 CapabilityRid cap_rid
; /* Card capability info */
6679 __le16 v
= cpu_to_le16(vwrq
->value
);
6681 readCapabilityRid(local
, &cap_rid
, 1);
6683 if (vwrq
->disabled
) {
6684 set_bit (FLAG_RADIO_OFF
, &local
->flags
);
6685 set_bit (FLAG_COMMIT
, &local
->flags
);
6686 return -EINPROGRESS
; /* Call commit handler */
6688 if (vwrq
->flags
!= IW_TXPOW_MWATT
) {
6691 clear_bit (FLAG_RADIO_OFF
, &local
->flags
);
6692 for (i
= 0; cap_rid
.txPowerLevels
[i
] && (i
< 8); i
++)
6693 if (v
== cap_rid
.txPowerLevels
[i
]) {
6694 readConfigRid(local
, 1);
6695 local
->config
.txPower
= v
;
6696 set_bit (FLAG_COMMIT
, &local
->flags
);
6697 rc
= -EINPROGRESS
; /* Call commit handler */
6703 /*------------------------------------------------------------------*/
6705 * Wireless Handler : get Tx-Power
6707 static int airo_get_txpow(struct net_device
*dev
,
6708 struct iw_request_info
*info
,
6709 struct iw_param
*vwrq
,
6712 struct airo_info
*local
= dev
->priv
;
6714 readConfigRid(local
, 1);
6715 vwrq
->value
= le16_to_cpu(local
->config
.txPower
);
6716 vwrq
->fixed
= 1; /* No power control */
6717 vwrq
->disabled
= test_bit(FLAG_RADIO_OFF
, &local
->flags
);
6718 vwrq
->flags
= IW_TXPOW_MWATT
;
6723 /*------------------------------------------------------------------*/
6725 * Wireless Handler : set Retry limits
6727 static int airo_set_retry(struct net_device
*dev
,
6728 struct iw_request_info
*info
,
6729 struct iw_param
*vwrq
,
6732 struct airo_info
*local
= dev
->priv
;
6735 if(vwrq
->disabled
) {
6738 readConfigRid(local
, 1);
6739 if(vwrq
->flags
& IW_RETRY_LIMIT
) {
6740 __le16 v
= cpu_to_le16(vwrq
->value
);
6741 if(vwrq
->flags
& IW_RETRY_LONG
)
6742 local
->config
.longRetryLimit
= v
;
6743 else if (vwrq
->flags
& IW_RETRY_SHORT
)
6744 local
->config
.shortRetryLimit
= v
;
6746 /* No modifier : set both */
6747 local
->config
.longRetryLimit
= v
;
6748 local
->config
.shortRetryLimit
= v
;
6750 set_bit (FLAG_COMMIT
, &local
->flags
);
6751 rc
= -EINPROGRESS
; /* Call commit handler */
6753 if(vwrq
->flags
& IW_RETRY_LIFETIME
) {
6754 local
->config
.txLifetime
= cpu_to_le16(vwrq
->value
/ 1024);
6755 set_bit (FLAG_COMMIT
, &local
->flags
);
6756 rc
= -EINPROGRESS
; /* Call commit handler */
6761 /*------------------------------------------------------------------*/
6763 * Wireless Handler : get Retry limits
6765 static int airo_get_retry(struct net_device
*dev
,
6766 struct iw_request_info
*info
,
6767 struct iw_param
*vwrq
,
6770 struct airo_info
*local
= dev
->priv
;
6772 vwrq
->disabled
= 0; /* Can't be disabled */
6774 readConfigRid(local
, 1);
6775 /* Note : by default, display the min retry number */
6776 if((vwrq
->flags
& IW_RETRY_TYPE
) == IW_RETRY_LIFETIME
) {
6777 vwrq
->flags
= IW_RETRY_LIFETIME
;
6778 vwrq
->value
= le16_to_cpu(local
->config
.txLifetime
) * 1024;
6779 } else if((vwrq
->flags
& IW_RETRY_LONG
)) {
6780 vwrq
->flags
= IW_RETRY_LIMIT
| IW_RETRY_LONG
;
6781 vwrq
->value
= le16_to_cpu(local
->config
.longRetryLimit
);
6783 vwrq
->flags
= IW_RETRY_LIMIT
;
6784 vwrq
->value
= le16_to_cpu(local
->config
.shortRetryLimit
);
6785 if(local
->config
.shortRetryLimit
!= local
->config
.longRetryLimit
)
6786 vwrq
->flags
|= IW_RETRY_SHORT
;
6792 /*------------------------------------------------------------------*/
6794 * Wireless Handler : get range info
6796 static int airo_get_range(struct net_device
*dev
,
6797 struct iw_request_info
*info
,
6798 struct iw_point
*dwrq
,
6801 struct airo_info
*local
= dev
->priv
;
6802 struct iw_range
*range
= (struct iw_range
*) extra
;
6803 CapabilityRid cap_rid
; /* Card capability info */
6807 readCapabilityRid(local
, &cap_rid
, 1);
6809 dwrq
->length
= sizeof(struct iw_range
);
6810 memset(range
, 0, sizeof(*range
));
6811 range
->min_nwid
= 0x0000;
6812 range
->max_nwid
= 0x0000;
6813 range
->num_channels
= 14;
6814 /* Should be based on cap_rid.country to give only
6815 * what the current card support */
6817 for(i
= 0; i
< 14; i
++) {
6818 range
->freq
[k
].i
= i
+ 1; /* List index */
6819 range
->freq
[k
].m
= frequency_list
[i
] * 100000;
6820 range
->freq
[k
++].e
= 1; /* Values in table in MHz -> * 10^5 * 10 */
6822 range
->num_frequency
= k
;
6824 range
->sensitivity
= 65535;
6826 /* Hum... Should put the right values there */
6828 range
->max_qual
.qual
= 100; /* % */
6830 range
->max_qual
.qual
= airo_get_max_quality(&cap_rid
);
6831 range
->max_qual
.level
= 0x100 - 120; /* -120 dBm */
6832 range
->max_qual
.noise
= 0x100 - 120; /* -120 dBm */
6834 /* Experimental measurements - boundary 11/5.5 Mb/s */
6835 /* Note : with or without the (local->rssi), results
6836 * are somewhat different. - Jean II */
6838 range
->avg_qual
.qual
= 50; /* % */
6839 range
->avg_qual
.level
= 0x100 - 70; /* -70 dBm */
6841 range
->avg_qual
.qual
= airo_get_avg_quality(&cap_rid
);
6842 range
->avg_qual
.level
= 0x100 - 80; /* -80 dBm */
6844 range
->avg_qual
.noise
= 0x100 - 85; /* -85 dBm */
6846 for(i
= 0 ; i
< 8 ; i
++) {
6847 range
->bitrate
[i
] = cap_rid
.supportedRates
[i
] * 500000;
6848 if(range
->bitrate
[i
] == 0)
6851 range
->num_bitrates
= i
;
6853 /* Set an indication of the max TCP throughput
6854 * in bit/s that we can expect using this interface.
6855 * May be use for QoS stuff... Jean II */
6857 range
->throughput
= 5000 * 1000;
6859 range
->throughput
= 1500 * 1000;
6862 range
->max_rts
= AIRO_DEF_MTU
;
6863 range
->min_frag
= 256;
6864 range
->max_frag
= AIRO_DEF_MTU
;
6866 if(cap_rid
.softCap
& cpu_to_le16(2)) {
6868 range
->encoding_size
[0] = 5;
6870 if (cap_rid
.softCap
& cpu_to_le16(0x100)) {
6871 range
->encoding_size
[1] = 13;
6872 range
->num_encoding_sizes
= 2;
6874 range
->num_encoding_sizes
= 1;
6875 range
->max_encoding_tokens
=
6876 cap_rid
.softCap
& cpu_to_le16(0x80) ? 4 : 1;
6878 range
->num_encoding_sizes
= 0;
6879 range
->max_encoding_tokens
= 0;
6882 range
->max_pmp
= 5000000; /* 5 secs */
6884 range
->max_pmt
= 65535 * 1024; /* ??? */
6885 range
->pmp_flags
= IW_POWER_PERIOD
;
6886 range
->pmt_flags
= IW_POWER_TIMEOUT
;
6887 range
->pm_capa
= IW_POWER_PERIOD
| IW_POWER_TIMEOUT
| IW_POWER_ALL_R
;
6889 /* Transmit Power - values are in mW */
6890 for(i
= 0 ; i
< 8 ; i
++) {
6891 range
->txpower
[i
] = le16_to_cpu(cap_rid
.txPowerLevels
[i
]);
6892 if(range
->txpower
[i
] == 0)
6895 range
->num_txpower
= i
;
6896 range
->txpower_capa
= IW_TXPOW_MWATT
;
6897 range
->we_version_source
= 19;
6898 range
->we_version_compiled
= WIRELESS_EXT
;
6899 range
->retry_capa
= IW_RETRY_LIMIT
| IW_RETRY_LIFETIME
;
6900 range
->retry_flags
= IW_RETRY_LIMIT
;
6901 range
->r_time_flags
= IW_RETRY_LIFETIME
;
6902 range
->min_retry
= 1;
6903 range
->max_retry
= 65535;
6904 range
->min_r_time
= 1024;
6905 range
->max_r_time
= 65535 * 1024;
6907 /* Event capability (kernel + driver) */
6908 range
->event_capa
[0] = (IW_EVENT_CAPA_K_0
|
6909 IW_EVENT_CAPA_MASK(SIOCGIWTHRSPY
) |
6910 IW_EVENT_CAPA_MASK(SIOCGIWAP
) |
6911 IW_EVENT_CAPA_MASK(SIOCGIWSCAN
));
6912 range
->event_capa
[1] = IW_EVENT_CAPA_K_1
;
6913 range
->event_capa
[4] = IW_EVENT_CAPA_MASK(IWEVTXDROP
);
6917 /*------------------------------------------------------------------*/
6919 * Wireless Handler : set Power Management
6921 static int airo_set_power(struct net_device
*dev
,
6922 struct iw_request_info
*info
,
6923 struct iw_param
*vwrq
,
6926 struct airo_info
*local
= dev
->priv
;
6928 readConfigRid(local
, 1);
6929 if (vwrq
->disabled
) {
6930 if (sniffing_mode(local
))
6932 local
->config
.powerSaveMode
= POWERSAVE_CAM
;
6933 local
->config
.rmode
&= ~RXMODE_MASK
;
6934 local
->config
.rmode
|= RXMODE_BC_MC_ADDR
;
6935 set_bit (FLAG_COMMIT
, &local
->flags
);
6936 return -EINPROGRESS
; /* Call commit handler */
6938 if ((vwrq
->flags
& IW_POWER_TYPE
) == IW_POWER_TIMEOUT
) {
6939 local
->config
.fastListenDelay
= cpu_to_le16((vwrq
->value
+ 500) / 1024);
6940 local
->config
.powerSaveMode
= POWERSAVE_PSPCAM
;
6941 set_bit (FLAG_COMMIT
, &local
->flags
);
6942 } else if ((vwrq
->flags
& IW_POWER_TYPE
) == IW_POWER_PERIOD
) {
6943 local
->config
.fastListenInterval
=
6944 local
->config
.listenInterval
=
6945 cpu_to_le16((vwrq
->value
+ 500) / 1024);
6946 local
->config
.powerSaveMode
= POWERSAVE_PSPCAM
;
6947 set_bit (FLAG_COMMIT
, &local
->flags
);
6949 switch (vwrq
->flags
& IW_POWER_MODE
) {
6950 case IW_POWER_UNICAST_R
:
6951 if (sniffing_mode(local
))
6953 local
->config
.rmode
&= ~RXMODE_MASK
;
6954 local
->config
.rmode
|= RXMODE_ADDR
;
6955 set_bit (FLAG_COMMIT
, &local
->flags
);
6957 case IW_POWER_ALL_R
:
6958 if (sniffing_mode(local
))
6960 local
->config
.rmode
&= ~RXMODE_MASK
;
6961 local
->config
.rmode
|= RXMODE_BC_MC_ADDR
;
6962 set_bit (FLAG_COMMIT
, &local
->flags
);
6964 /* This is broken, fixme ;-) */
6969 // Note : we may want to factor local->need_commit here
6970 // Note2 : may also want to factor RXMODE_RFMON test
6971 return -EINPROGRESS
; /* Call commit handler */
6974 /*------------------------------------------------------------------*/
6976 * Wireless Handler : get Power Management
6978 static int airo_get_power(struct net_device
*dev
,
6979 struct iw_request_info
*info
,
6980 struct iw_param
*vwrq
,
6983 struct airo_info
*local
= dev
->priv
;
6986 readConfigRid(local
, 1);
6987 mode
= local
->config
.powerSaveMode
;
6988 if ((vwrq
->disabled
= (mode
== POWERSAVE_CAM
)))
6990 if ((vwrq
->flags
& IW_POWER_TYPE
) == IW_POWER_TIMEOUT
) {
6991 vwrq
->value
= le16_to_cpu(local
->config
.fastListenDelay
) * 1024;
6992 vwrq
->flags
= IW_POWER_TIMEOUT
;
6994 vwrq
->value
= le16_to_cpu(local
->config
.fastListenInterval
) * 1024;
6995 vwrq
->flags
= IW_POWER_PERIOD
;
6997 if ((local
->config
.rmode
& RXMODE_MASK
) == RXMODE_ADDR
)
6998 vwrq
->flags
|= IW_POWER_UNICAST_R
;
7000 vwrq
->flags
|= IW_POWER_ALL_R
;
7005 /*------------------------------------------------------------------*/
7007 * Wireless Handler : set Sensitivity
7009 static int airo_set_sens(struct net_device
*dev
,
7010 struct iw_request_info
*info
,
7011 struct iw_param
*vwrq
,
7014 struct airo_info
*local
= dev
->priv
;
7016 readConfigRid(local
, 1);
7017 local
->config
.rssiThreshold
=
7018 cpu_to_le16(vwrq
->disabled
? RSSI_DEFAULT
: vwrq
->value
);
7019 set_bit (FLAG_COMMIT
, &local
->flags
);
7021 return -EINPROGRESS
; /* Call commit handler */
7024 /*------------------------------------------------------------------*/
7026 * Wireless Handler : get Sensitivity
7028 static int airo_get_sens(struct net_device
*dev
,
7029 struct iw_request_info
*info
,
7030 struct iw_param
*vwrq
,
7033 struct airo_info
*local
= dev
->priv
;
7035 readConfigRid(local
, 1);
7036 vwrq
->value
= le16_to_cpu(local
->config
.rssiThreshold
);
7037 vwrq
->disabled
= (vwrq
->value
== 0);
7043 /*------------------------------------------------------------------*/
7045 * Wireless Handler : get AP List
7046 * Note : this is deprecated in favor of IWSCAN
7048 static int airo_get_aplist(struct net_device
*dev
,
7049 struct iw_request_info
*info
,
7050 struct iw_point
*dwrq
,
7053 struct airo_info
*local
= dev
->priv
;
7054 struct sockaddr
*address
= (struct sockaddr
*) extra
;
7055 struct iw_quality qual
[IW_MAX_AP
];
7058 int loseSync
= capable(CAP_NET_ADMIN
) ? 1: -1;
7060 for (i
= 0; i
< IW_MAX_AP
; i
++) {
7062 if (readBSSListRid(local
, loseSync
, &BSSList
))
7065 memcpy(address
[i
].sa_data
, BSSList
.bssid
, ETH_ALEN
);
7066 address
[i
].sa_family
= ARPHRD_ETHER
;
7067 dBm
= le16_to_cpu(BSSList
.dBm
);
7069 qual
[i
].level
= 0x100 - dBm
;
7070 qual
[i
].qual
= airo_dbm_to_pct(local
->rssi
, dBm
);
7071 qual
[i
].updated
= IW_QUAL_QUAL_UPDATED
7072 | IW_QUAL_LEVEL_UPDATED
7075 qual
[i
].level
= (dBm
+ 321) / 2;
7077 qual
[i
].updated
= IW_QUAL_QUAL_INVALID
7078 | IW_QUAL_LEVEL_UPDATED
7081 qual
[i
].noise
= local
->wstats
.qual
.noise
;
7082 if (BSSList
.index
== cpu_to_le16(0xffff))
7086 StatusRid status_rid
; /* Card status info */
7087 readStatusRid(local
, &status_rid
, 1);
7089 i
< min(IW_MAX_AP
, 4) &&
7090 (status_rid
.bssid
[i
][0]
7091 & status_rid
.bssid
[i
][1]
7092 & status_rid
.bssid
[i
][2]
7093 & status_rid
.bssid
[i
][3]
7094 & status_rid
.bssid
[i
][4]
7095 & status_rid
.bssid
[i
][5])!=0xff &&
7096 (status_rid
.bssid
[i
][0]
7097 | status_rid
.bssid
[i
][1]
7098 | status_rid
.bssid
[i
][2]
7099 | status_rid
.bssid
[i
][3]
7100 | status_rid
.bssid
[i
][4]
7101 | status_rid
.bssid
[i
][5]);
7103 memcpy(address
[i
].sa_data
,
7104 status_rid
.bssid
[i
], ETH_ALEN
);
7105 address
[i
].sa_family
= ARPHRD_ETHER
;
7108 dwrq
->flags
= 1; /* Should be define'd */
7109 memcpy(extra
+ sizeof(struct sockaddr
)*i
,
7110 &qual
, sizeof(struct iw_quality
)*i
);
7117 /*------------------------------------------------------------------*/
7119 * Wireless Handler : Initiate Scan
7121 static int airo_set_scan(struct net_device
*dev
,
7122 struct iw_request_info
*info
,
7123 struct iw_param
*vwrq
,
7126 struct airo_info
*ai
= dev
->priv
;
7131 /* Note : you may have realised that, as this is a SET operation,
7132 * this is privileged and therefore a normal user can't
7134 * This is not an error, while the device perform scanning,
7135 * traffic doesn't flow, so it's a perfect DoS...
7137 if (ai
->flags
& FLAG_RADIO_MASK
) return -ENETDOWN
;
7139 if (down_interruptible(&ai
->sem
))
7140 return -ERESTARTSYS
;
7142 /* If there's already a scan in progress, don't
7143 * trigger another one. */
7144 if (ai
->scan_timeout
> 0)
7147 /* Initiate a scan command */
7148 ai
->scan_timeout
= RUN_AT(3*HZ
);
7149 memset(&cmd
, 0, sizeof(cmd
));
7150 cmd
.cmd
=CMD_LISTBSS
;
7151 issuecommand(ai
, &cmd
, &rsp
);
7157 wake_up_interruptible(&ai
->thr_wait
);
7161 /*------------------------------------------------------------------*/
7163 * Translate scan data returned from the card to a card independent
7164 * format that the Wireless Tools will understand - Jean II
7166 static inline char *airo_translate_scan(struct net_device
*dev
,
7171 struct airo_info
*ai
= dev
->priv
;
7172 struct iw_event iwe
; /* Temporary buffer */
7173 __le16 capabilities
;
7174 char * current_val
; /* For rates */
7179 /* First entry *MUST* be the AP MAC address */
7180 iwe
.cmd
= SIOCGIWAP
;
7181 iwe
.u
.ap_addr
.sa_family
= ARPHRD_ETHER
;
7182 memcpy(iwe
.u
.ap_addr
.sa_data
, bss
->bssid
, ETH_ALEN
);
7183 current_ev
= iwe_stream_add_event(current_ev
, end_buf
, &iwe
, IW_EV_ADDR_LEN
);
7185 /* Other entries will be displayed in the order we give them */
7188 iwe
.u
.data
.length
= bss
->ssidLen
;
7189 if(iwe
.u
.data
.length
> 32)
7190 iwe
.u
.data
.length
= 32;
7191 iwe
.cmd
= SIOCGIWESSID
;
7192 iwe
.u
.data
.flags
= 1;
7193 current_ev
= iwe_stream_add_point(current_ev
, end_buf
, &iwe
, bss
->ssid
);
7196 iwe
.cmd
= SIOCGIWMODE
;
7197 capabilities
= bss
->cap
;
7198 if(capabilities
& (CAP_ESS
| CAP_IBSS
)) {
7199 if(capabilities
& CAP_ESS
)
7200 iwe
.u
.mode
= IW_MODE_MASTER
;
7202 iwe
.u
.mode
= IW_MODE_ADHOC
;
7203 current_ev
= iwe_stream_add_event(current_ev
, end_buf
, &iwe
, IW_EV_UINT_LEN
);
7207 iwe
.cmd
= SIOCGIWFREQ
;
7208 iwe
.u
.freq
.m
= le16_to_cpu(bss
->dsChannel
);
7209 /* iwe.u.freq.m containt the channel (starting 1), our
7210 * frequency_list array start at index 0...
7212 iwe
.u
.freq
.m
= frequency_list
[iwe
.u
.freq
.m
- 1] * 100000;
7214 current_ev
= iwe_stream_add_event(current_ev
, end_buf
, &iwe
, IW_EV_FREQ_LEN
);
7216 dBm
= le16_to_cpu(bss
->dBm
);
7218 /* Add quality statistics */
7221 iwe
.u
.qual
.level
= 0x100 - dBm
;
7222 iwe
.u
.qual
.qual
= airo_dbm_to_pct(ai
->rssi
, dBm
);
7223 iwe
.u
.qual
.updated
= IW_QUAL_QUAL_UPDATED
7224 | IW_QUAL_LEVEL_UPDATED
7227 iwe
.u
.qual
.level
= (dBm
+ 321) / 2;
7228 iwe
.u
.qual
.qual
= 0;
7229 iwe
.u
.qual
.updated
= IW_QUAL_QUAL_INVALID
7230 | IW_QUAL_LEVEL_UPDATED
7233 iwe
.u
.qual
.noise
= ai
->wstats
.qual
.noise
;
7234 current_ev
= iwe_stream_add_event(current_ev
, end_buf
, &iwe
, IW_EV_QUAL_LEN
);
7236 /* Add encryption capability */
7237 iwe
.cmd
= SIOCGIWENCODE
;
7238 if(capabilities
& CAP_PRIVACY
)
7239 iwe
.u
.data
.flags
= IW_ENCODE_ENABLED
| IW_ENCODE_NOKEY
;
7241 iwe
.u
.data
.flags
= IW_ENCODE_DISABLED
;
7242 iwe
.u
.data
.length
= 0;
7243 current_ev
= iwe_stream_add_point(current_ev
, end_buf
, &iwe
, bss
->ssid
);
7245 /* Rate : stuffing multiple values in a single event require a bit
7246 * more of magic - Jean II */
7247 current_val
= current_ev
+ IW_EV_LCP_LEN
;
7249 iwe
.cmd
= SIOCGIWRATE
;
7250 /* Those two flags are ignored... */
7251 iwe
.u
.bitrate
.fixed
= iwe
.u
.bitrate
.disabled
= 0;
7253 for(i
= 0 ; i
< 8 ; i
++) {
7254 /* NULL terminated */
7255 if(bss
->rates
[i
] == 0)
7257 /* Bit rate given in 500 kb/s units (+ 0x80) */
7258 iwe
.u
.bitrate
.value
= ((bss
->rates
[i
] & 0x7f) * 500000);
7259 /* Add new value to event */
7260 current_val
= iwe_stream_add_value(current_ev
, current_val
, end_buf
, &iwe
, IW_EV_PARAM_LEN
);
7262 /* Check if we added any event */
7263 if((current_val
- current_ev
) > IW_EV_LCP_LEN
)
7264 current_ev
= current_val
;
7266 /* Beacon interval */
7267 buf
= kmalloc(30, GFP_KERNEL
);
7269 iwe
.cmd
= IWEVCUSTOM
;
7270 sprintf(buf
, "bcn_int=%d", bss
->beaconInterval
);
7271 iwe
.u
.data
.length
= strlen(buf
);
7272 current_ev
= iwe_stream_add_point(current_ev
, end_buf
, &iwe
, buf
);
7276 /* Put WPA/RSN Information Elements into the event stream */
7277 if (test_bit(FLAG_WPA_CAPABLE
, &ai
->flags
)) {
7278 unsigned int num_null_ies
= 0;
7279 u16 length
= sizeof (bss
->extra
.iep
);
7280 struct ieee80211_info_element
*info_element
=
7281 (struct ieee80211_info_element
*) &bss
->extra
.iep
;
7283 while ((length
>= sizeof(*info_element
)) && (num_null_ies
< 2)) {
7284 if (sizeof(*info_element
) + info_element
->len
> length
) {
7285 /* Invalid element, don't continue parsing IE */
7289 switch (info_element
->id
) {
7290 case MFIE_TYPE_SSID
:
7291 /* Two zero-length SSID elements
7292 * mean we're done parsing elements */
7293 if (!info_element
->len
)
7297 case MFIE_TYPE_GENERIC
:
7298 if (info_element
->len
>= 4 &&
7299 info_element
->data
[0] == 0x00 &&
7300 info_element
->data
[1] == 0x50 &&
7301 info_element
->data
[2] == 0xf2 &&
7302 info_element
->data
[3] == 0x01) {
7303 iwe
.cmd
= IWEVGENIE
;
7304 iwe
.u
.data
.length
= min(info_element
->len
+ 2,
7306 current_ev
= iwe_stream_add_point(current_ev
, end_buf
,
7307 &iwe
, (char *) info_element
);
7312 iwe
.cmd
= IWEVGENIE
;
7313 iwe
.u
.data
.length
= min(info_element
->len
+ 2,
7315 current_ev
= iwe_stream_add_point(current_ev
, end_buf
,
7316 &iwe
, (char *) info_element
);
7323 length
-= sizeof(*info_element
) + info_element
->len
;
7325 (struct ieee80211_info_element
*)&info_element
->
7326 data
[info_element
->len
];
7332 /*------------------------------------------------------------------*/
7334 * Wireless Handler : Read Scan Results
7336 static int airo_get_scan(struct net_device
*dev
,
7337 struct iw_request_info
*info
,
7338 struct iw_point
*dwrq
,
7341 struct airo_info
*ai
= dev
->priv
;
7342 BSSListElement
*net
;
7344 char *current_ev
= extra
;
7346 /* If a scan is in-progress, return -EAGAIN */
7347 if (ai
->scan_timeout
> 0)
7350 if (down_interruptible(&ai
->sem
))
7353 list_for_each_entry (net
, &ai
->network_list
, list
) {
7354 /* Translate to WE format this entry */
7355 current_ev
= airo_translate_scan(dev
, current_ev
,
7356 extra
+ dwrq
->length
,
7359 /* Check if there is space for one more entry */
7360 if((extra
+ dwrq
->length
- current_ev
) <= IW_EV_ADDR_LEN
) {
7361 /* Ask user space to try again with a bigger buffer */
7367 /* Length of data */
7368 dwrq
->length
= (current_ev
- extra
);
7369 dwrq
->flags
= 0; /* todo */
7376 /*------------------------------------------------------------------*/
7378 * Commit handler : called after a bunch of SET operations
7380 static int airo_config_commit(struct net_device
*dev
,
7381 struct iw_request_info
*info
, /* NULL */
7382 void *zwrq
, /* NULL */
7383 char *extra
) /* NULL */
7385 struct airo_info
*local
= dev
->priv
;
7387 if (!test_bit (FLAG_COMMIT
, &local
->flags
))
7390 /* Some of the "SET" function may have modified some of the
7391 * parameters. It's now time to commit them in the card */
7392 disable_MAC(local
, 1);
7393 if (test_bit (FLAG_RESET
, &local
->flags
)) {
7394 APListRid APList_rid
;
7397 readAPListRid(local
, &APList_rid
);
7398 readSsidRid(local
, &SSID_rid
);
7399 if (test_bit(FLAG_MPI
,&local
->flags
))
7400 setup_card(local
, dev
->dev_addr
, 1 );
7402 reset_airo_card(dev
);
7403 disable_MAC(local
, 1);
7404 writeSsidRid(local
, &SSID_rid
, 1);
7405 writeAPListRid(local
, &APList_rid
, 1);
7407 if (down_interruptible(&local
->sem
))
7408 return -ERESTARTSYS
;
7409 writeConfigRid(local
, 0);
7410 enable_MAC(local
, 0);
7411 if (test_bit (FLAG_RESET
, &local
->flags
))
7412 airo_set_promisc(local
);
7419 /*------------------------------------------------------------------*/
7421 * Structures to export the Wireless Handlers
7424 static const struct iw_priv_args airo_private_args
[] = {
7425 /*{ cmd, set_args, get_args, name } */
7426 { AIROIOCTL
, IW_PRIV_TYPE_BYTE
| IW_PRIV_SIZE_FIXED
| sizeof (aironet_ioctl
),
7427 IW_PRIV_TYPE_BYTE
| 2047, "airoioctl" },
7428 { AIROIDIFC
, IW_PRIV_TYPE_BYTE
| IW_PRIV_SIZE_FIXED
| sizeof (aironet_ioctl
),
7429 IW_PRIV_TYPE_INT
| IW_PRIV_SIZE_FIXED
| 1, "airoidifc" },
7432 static const iw_handler airo_handler
[] =
7434 (iw_handler
) airo_config_commit
, /* SIOCSIWCOMMIT */
7435 (iw_handler
) airo_get_name
, /* SIOCGIWNAME */
7436 (iw_handler
) NULL
, /* SIOCSIWNWID */
7437 (iw_handler
) NULL
, /* SIOCGIWNWID */
7438 (iw_handler
) airo_set_freq
, /* SIOCSIWFREQ */
7439 (iw_handler
) airo_get_freq
, /* SIOCGIWFREQ */
7440 (iw_handler
) airo_set_mode
, /* SIOCSIWMODE */
7441 (iw_handler
) airo_get_mode
, /* SIOCGIWMODE */
7442 (iw_handler
) airo_set_sens
, /* SIOCSIWSENS */
7443 (iw_handler
) airo_get_sens
, /* SIOCGIWSENS */
7444 (iw_handler
) NULL
, /* SIOCSIWRANGE */
7445 (iw_handler
) airo_get_range
, /* SIOCGIWRANGE */
7446 (iw_handler
) NULL
, /* SIOCSIWPRIV */
7447 (iw_handler
) NULL
, /* SIOCGIWPRIV */
7448 (iw_handler
) NULL
, /* SIOCSIWSTATS */
7449 (iw_handler
) NULL
, /* SIOCGIWSTATS */
7450 iw_handler_set_spy
, /* SIOCSIWSPY */
7451 iw_handler_get_spy
, /* SIOCGIWSPY */
7452 iw_handler_set_thrspy
, /* SIOCSIWTHRSPY */
7453 iw_handler_get_thrspy
, /* SIOCGIWTHRSPY */
7454 (iw_handler
) airo_set_wap
, /* SIOCSIWAP */
7455 (iw_handler
) airo_get_wap
, /* SIOCGIWAP */
7456 (iw_handler
) NULL
, /* -- hole -- */
7457 (iw_handler
) airo_get_aplist
, /* SIOCGIWAPLIST */
7458 (iw_handler
) airo_set_scan
, /* SIOCSIWSCAN */
7459 (iw_handler
) airo_get_scan
, /* SIOCGIWSCAN */
7460 (iw_handler
) airo_set_essid
, /* SIOCSIWESSID */
7461 (iw_handler
) airo_get_essid
, /* SIOCGIWESSID */
7462 (iw_handler
) airo_set_nick
, /* SIOCSIWNICKN */
7463 (iw_handler
) airo_get_nick
, /* SIOCGIWNICKN */
7464 (iw_handler
) NULL
, /* -- hole -- */
7465 (iw_handler
) NULL
, /* -- hole -- */
7466 (iw_handler
) airo_set_rate
, /* SIOCSIWRATE */
7467 (iw_handler
) airo_get_rate
, /* SIOCGIWRATE */
7468 (iw_handler
) airo_set_rts
, /* SIOCSIWRTS */
7469 (iw_handler
) airo_get_rts
, /* SIOCGIWRTS */
7470 (iw_handler
) airo_set_frag
, /* SIOCSIWFRAG */
7471 (iw_handler
) airo_get_frag
, /* SIOCGIWFRAG */
7472 (iw_handler
) airo_set_txpow
, /* SIOCSIWTXPOW */
7473 (iw_handler
) airo_get_txpow
, /* SIOCGIWTXPOW */
7474 (iw_handler
) airo_set_retry
, /* SIOCSIWRETRY */
7475 (iw_handler
) airo_get_retry
, /* SIOCGIWRETRY */
7476 (iw_handler
) airo_set_encode
, /* SIOCSIWENCODE */
7477 (iw_handler
) airo_get_encode
, /* SIOCGIWENCODE */
7478 (iw_handler
) airo_set_power
, /* SIOCSIWPOWER */
7479 (iw_handler
) airo_get_power
, /* SIOCGIWPOWER */
7480 (iw_handler
) NULL
, /* -- hole -- */
7481 (iw_handler
) NULL
, /* -- hole -- */
7482 (iw_handler
) NULL
, /* SIOCSIWGENIE */
7483 (iw_handler
) NULL
, /* SIOCGIWGENIE */
7484 (iw_handler
) airo_set_auth
, /* SIOCSIWAUTH */
7485 (iw_handler
) airo_get_auth
, /* SIOCGIWAUTH */
7486 (iw_handler
) airo_set_encodeext
, /* SIOCSIWENCODEEXT */
7487 (iw_handler
) airo_get_encodeext
, /* SIOCGIWENCODEEXT */
7488 (iw_handler
) NULL
, /* SIOCSIWPMKSA */
7491 /* Note : don't describe AIROIDIFC and AIROOLDIDIFC in here.
7492 * We want to force the use of the ioctl code, because those can't be
7493 * won't work the iw_handler code (because they simultaneously read
7494 * and write data and iw_handler can't do that).
7495 * Note that it's perfectly legal to read/write on a single ioctl command,
7496 * you just can't use iwpriv and need to force it via the ioctl handler.
7498 static const iw_handler airo_private_handler
[] =
7500 NULL
, /* SIOCIWFIRSTPRIV */
7503 static const struct iw_handler_def airo_handler_def
=
7505 .num_standard
= ARRAY_SIZE(airo_handler
),
7506 .num_private
= ARRAY_SIZE(airo_private_handler
),
7507 .num_private_args
= ARRAY_SIZE(airo_private_args
),
7508 .standard
= airo_handler
,
7509 .private = airo_private_handler
,
7510 .private_args
= airo_private_args
,
7511 .get_wireless_stats
= airo_get_wireless_stats
,
7515 * This defines the configuration part of the Wireless Extensions
7516 * Note : irq and spinlock protection will occur in the subroutines
7519 * o Check input value more carefully and fill correct values in range
7520 * o Test and shakeout the bugs (if any)
7524 * Javier Achirica did a great job of merging code from the unnamed CISCO
7525 * developer that added support for flashing the card.
7527 static int airo_ioctl(struct net_device
*dev
, struct ifreq
*rq
, int cmd
)
7530 struct airo_info
*ai
= (struct airo_info
*)dev
->priv
;
7532 if (ai
->power
.event
)
7542 int val
= AIROMAGIC
;
7544 if (copy_from_user(&com
,rq
->ifr_data
,sizeof(com
)))
7546 else if (copy_to_user(com
.data
,(char *)&val
,sizeof(val
)))
7555 /* Get the command struct and hand it off for evaluation by
7556 * the proper subfunction
7560 if (copy_from_user(&com
,rq
->ifr_data
,sizeof(com
))) {
7565 /* Separate R/W functions bracket legality here
7567 if ( com
.command
== AIRORSWVERSION
) {
7568 if (copy_to_user(com
.data
, swversion
, sizeof(swversion
)))
7573 else if ( com
.command
<= AIRORRID
)
7574 rc
= readrids(dev
,&com
);
7575 else if ( com
.command
>= AIROPCAP
&& com
.command
<= (AIROPLEAPUSR
+2) )
7576 rc
= writerids(dev
,&com
);
7577 else if ( com
.command
>= AIROFLSHRST
&& com
.command
<= AIRORESTART
)
7578 rc
= flashcard(dev
,&com
);
7580 rc
= -EINVAL
; /* Bad command in ioctl */
7583 #endif /* CISCO_EXT */
7585 // All other calls are currently unsupported
7593 * Get the Wireless stats out of the driver
7594 * Note : irq and spinlock protection will occur in the subroutines
7597 * o Check if work in Ad-Hoc mode (otherwise, use SPY, as in wvlan_cs)
7601 static void airo_read_wireless_stats(struct airo_info
*local
)
7603 StatusRid status_rid
;
7605 CapabilityRid cap_rid
;
7606 __le32
*vals
= stats_rid
.vals
;
7608 /* Get stats out of the card */
7609 clear_bit(JOB_WSTATS
, &local
->jobs
);
7610 if (local
->power
.event
) {
7614 readCapabilityRid(local
, &cap_rid
, 0);
7615 readStatusRid(local
, &status_rid
, 0);
7616 readStatsRid(local
, &stats_rid
, RID_STATS
, 0);
7620 local
->wstats
.status
= le16_to_cpu(status_rid
.mode
);
7622 /* Signal quality and co */
7624 local
->wstats
.qual
.level
=
7625 airo_rssi_to_dbm(local
->rssi
,
7626 le16_to_cpu(status_rid
.sigQuality
));
7627 /* normalizedSignalStrength appears to be a percentage */
7628 local
->wstats
.qual
.qual
=
7629 le16_to_cpu(status_rid
.normalizedSignalStrength
);
7631 local
->wstats
.qual
.level
=
7632 (le16_to_cpu(status_rid
.normalizedSignalStrength
) + 321) / 2;
7633 local
->wstats
.qual
.qual
= airo_get_quality(&status_rid
, &cap_rid
);
7635 if (le16_to_cpu(status_rid
.len
) >= 124) {
7636 local
->wstats
.qual
.noise
= 0x100 - status_rid
.noisedBm
;
7637 local
->wstats
.qual
.updated
= IW_QUAL_ALL_UPDATED
| IW_QUAL_DBM
;
7639 local
->wstats
.qual
.noise
= 0;
7640 local
->wstats
.qual
.updated
= IW_QUAL_QUAL_UPDATED
| IW_QUAL_LEVEL_UPDATED
| IW_QUAL_NOISE_INVALID
| IW_QUAL_DBM
;
7643 /* Packets discarded in the wireless adapter due to wireless
7644 * specific problems */
7645 local
->wstats
.discard
.nwid
= le32_to_cpu(vals
[56]) +
7646 le32_to_cpu(vals
[57]) +
7647 le32_to_cpu(vals
[58]); /* SSID Mismatch */
7648 local
->wstats
.discard
.code
= le32_to_cpu(vals
[6]);/* RxWepErr */
7649 local
->wstats
.discard
.fragment
= le32_to_cpu(vals
[30]);
7650 local
->wstats
.discard
.retries
= le32_to_cpu(vals
[10]);
7651 local
->wstats
.discard
.misc
= le32_to_cpu(vals
[1]) +
7652 le32_to_cpu(vals
[32]);
7653 local
->wstats
.miss
.beacon
= le32_to_cpu(vals
[34]);
7656 static struct iw_statistics
*airo_get_wireless_stats(struct net_device
*dev
)
7658 struct airo_info
*local
= dev
->priv
;
7660 if (!test_bit(JOB_WSTATS
, &local
->jobs
)) {
7661 /* Get stats out of the card if available */
7662 if (down_trylock(&local
->sem
) != 0) {
7663 set_bit(JOB_WSTATS
, &local
->jobs
);
7664 wake_up_interruptible(&local
->thr_wait
);
7666 airo_read_wireless_stats(local
);
7669 return &local
->wstats
;
7674 * This just translates from driver IOCTL codes to the command codes to
7675 * feed to the radio's host interface. Things can be added/deleted
7676 * as needed. This represents the READ side of control I/O to
7679 static int readrids(struct net_device
*dev
, aironet_ioctl
*comp
) {
7680 unsigned short ridcode
;
7681 unsigned char *iobuf
;
7683 struct airo_info
*ai
= dev
->priv
;
7685 if (test_bit(FLAG_FLASHING
, &ai
->flags
))
7688 switch(comp
->command
)
7690 case AIROGCAP
: ridcode
= RID_CAPABILITIES
; break;
7691 case AIROGCFG
: ridcode
= RID_CONFIG
;
7692 if (test_bit(FLAG_COMMIT
, &ai
->flags
)) {
7693 disable_MAC (ai
, 1);
7694 writeConfigRid (ai
, 1);
7698 case AIROGSLIST
: ridcode
= RID_SSID
; break;
7699 case AIROGVLIST
: ridcode
= RID_APLIST
; break;
7700 case AIROGDRVNAM
: ridcode
= RID_DRVNAME
; break;
7701 case AIROGEHTENC
: ridcode
= RID_ETHERENCAP
; break;
7702 case AIROGWEPKTMP
: ridcode
= RID_WEP_TEMP
;
7703 /* Only super-user can read WEP keys */
7704 if (!capable(CAP_NET_ADMIN
))
7707 case AIROGWEPKNV
: ridcode
= RID_WEP_PERM
;
7708 /* Only super-user can read WEP keys */
7709 if (!capable(CAP_NET_ADMIN
))
7712 case AIROGSTAT
: ridcode
= RID_STATUS
; break;
7713 case AIROGSTATSD32
: ridcode
= RID_STATSDELTA
; break;
7714 case AIROGSTATSC32
: ridcode
= RID_STATS
; break;
7716 if (copy_to_user(comp
->data
, &ai
->micstats
,
7717 min((int)comp
->len
,(int)sizeof(ai
->micstats
))))
7720 case AIRORRID
: ridcode
= comp
->ridnum
; break;
7726 if ((iobuf
= kmalloc(RIDSIZE
, GFP_KERNEL
)) == NULL
)
7729 PC4500_readrid(ai
,ridcode
,iobuf
,RIDSIZE
, 1);
7730 /* get the count of bytes in the rid docs say 1st 2 bytes is it.
7731 * then return it to the user
7732 * 9/22/2000 Honor user given length
7736 if (copy_to_user(comp
->data
, iobuf
, min(len
, (int)RIDSIZE
))) {
7745 * Danger Will Robinson write the rids here
7748 static int writerids(struct net_device
*dev
, aironet_ioctl
*comp
) {
7749 struct airo_info
*ai
= dev
->priv
;
7752 static int (* writer
)(struct airo_info
*, u16 rid
, const void *, int, int);
7753 unsigned char *iobuf
;
7755 /* Only super-user can write RIDs */
7756 if (!capable(CAP_NET_ADMIN
))
7759 if (test_bit(FLAG_FLASHING
, &ai
->flags
))
7763 writer
= do_writerid
;
7765 switch(comp
->command
)
7767 case AIROPSIDS
: ridcode
= RID_SSID
; break;
7768 case AIROPCAP
: ridcode
= RID_CAPABILITIES
; break;
7769 case AIROPAPLIST
: ridcode
= RID_APLIST
; break;
7770 case AIROPCFG
: ai
->config
.len
= 0;
7771 clear_bit(FLAG_COMMIT
, &ai
->flags
);
7772 ridcode
= RID_CONFIG
; break;
7773 case AIROPWEPKEYNV
: ridcode
= RID_WEP_PERM
; break;
7774 case AIROPLEAPUSR
: ridcode
= RID_LEAPUSERNAME
; break;
7775 case AIROPLEAPPWD
: ridcode
= RID_LEAPPASSWORD
; break;
7776 case AIROPWEPKEY
: ridcode
= RID_WEP_TEMP
; writer
= PC4500_writerid
;
7778 case AIROPLEAPUSR
+1: ridcode
= 0xFF2A; break;
7779 case AIROPLEAPUSR
+2: ridcode
= 0xFF2B; break;
7781 /* this is not really a rid but a command given to the card
7785 if (enable_MAC(ai
, 1) != 0)
7790 * Evidently this code in the airo driver does not get a symbol
7791 * as disable_MAC. it's probably so short the compiler does not gen one.
7797 /* This command merely clears the counts does not actually store any data
7798 * only reads rid. But as it changes the cards state, I put it in the
7799 * writerid routines.
7802 if ((iobuf
= kmalloc(RIDSIZE
, GFP_KERNEL
)) == NULL
)
7805 PC4500_readrid(ai
,RID_STATSDELTACLEAR
,iobuf
,RIDSIZE
, 1);
7807 enabled
= ai
->micstats
.enabled
;
7808 memset(&ai
->micstats
,0,sizeof(ai
->micstats
));
7809 ai
->micstats
.enabled
= enabled
;
7811 if (copy_to_user(comp
->data
, iobuf
,
7812 min((int)comp
->len
, (int)RIDSIZE
))) {
7820 return -EOPNOTSUPP
; /* Blarg! */
7822 if(comp
->len
> RIDSIZE
)
7825 if ((iobuf
= kmalloc(RIDSIZE
, GFP_KERNEL
)) == NULL
)
7828 if (copy_from_user(iobuf
,comp
->data
,comp
->len
)) {
7833 if (comp
->command
== AIROPCFG
) {
7834 ConfigRid
*cfg
= (ConfigRid
*)iobuf
;
7836 if (test_bit(FLAG_MIC_CAPABLE
, &ai
->flags
))
7837 cfg
->opmode
|= MODE_MIC
;
7839 if ((cfg
->opmode
& MODE_CFG_MASK
) == MODE_STA_IBSS
)
7840 set_bit (FLAG_ADHOC
, &ai
->flags
);
7842 clear_bit (FLAG_ADHOC
, &ai
->flags
);
7845 if((*writer
)(ai
, ridcode
, iobuf
,comp
->len
,1)) {
7853 /*****************************************************************************
7854 * Ancillary flash / mod functions much black magic lurkes here *
7855 *****************************************************************************
7859 * Flash command switch table
7862 static int flashcard(struct net_device
*dev
, aironet_ioctl
*comp
) {
7865 /* Only super-user can modify flash */
7866 if (!capable(CAP_NET_ADMIN
))
7869 switch(comp
->command
)
7872 return cmdreset((struct airo_info
*)dev
->priv
);
7875 if (!((struct airo_info
*)dev
->priv
)->flash
&&
7876 (((struct airo_info
*)dev
->priv
)->flash
= kmalloc (FLASHSIZE
, GFP_KERNEL
)) == NULL
)
7878 return setflashmode((struct airo_info
*)dev
->priv
);
7880 case AIROFLSHGCHR
: /* Get char from aux */
7881 if(comp
->len
!= sizeof(int))
7883 if (copy_from_user(&z
,comp
->data
,comp
->len
))
7885 return flashgchar((struct airo_info
*)dev
->priv
,z
,8000);
7887 case AIROFLSHPCHR
: /* Send char to card. */
7888 if(comp
->len
!= sizeof(int))
7890 if (copy_from_user(&z
,comp
->data
,comp
->len
))
7892 return flashpchar((struct airo_info
*)dev
->priv
,z
,8000);
7894 case AIROFLPUTBUF
: /* Send 32k to card */
7895 if (!((struct airo_info
*)dev
->priv
)->flash
)
7897 if(comp
->len
> FLASHSIZE
)
7899 if(copy_from_user(((struct airo_info
*)dev
->priv
)->flash
,comp
->data
,comp
->len
))
7902 flashputbuf((struct airo_info
*)dev
->priv
);
7906 if(flashrestart((struct airo_info
*)dev
->priv
,dev
))
7913 #define FLASH_COMMAND 0x7e7e
7917 * Disable MAC and do soft reset on
7921 static int cmdreset(struct airo_info
*ai
) {
7925 airo_print_info(ai
->dev
->name
, "Waitbusy hang before RESET");
7929 OUT4500(ai
,COMMAND
,CMD_SOFTRESET
);
7931 ssleep(1); /* WAS 600 12/7/00 */
7934 airo_print_info(ai
->dev
->name
, "Waitbusy hang AFTER RESET");
7941 * Put the card in legendary flash
7945 static int setflashmode (struct airo_info
*ai
) {
7946 set_bit (FLAG_FLASHING
, &ai
->flags
);
7948 OUT4500(ai
, SWS0
, FLASH_COMMAND
);
7949 OUT4500(ai
, SWS1
, FLASH_COMMAND
);
7951 OUT4500(ai
, SWS0
, FLASH_COMMAND
);
7952 OUT4500(ai
, COMMAND
,0x10);
7954 OUT4500(ai
, SWS2
, FLASH_COMMAND
);
7955 OUT4500(ai
, SWS3
, FLASH_COMMAND
);
7956 OUT4500(ai
, COMMAND
,0);
7958 msleep(500); /* 500ms delay */
7961 clear_bit (FLAG_FLASHING
, &ai
->flags
);
7962 airo_print_info(ai
->dev
->name
, "Waitbusy hang after setflash mode");
7968 /* Put character to SWS0 wait for dwelltime
7972 static int flashpchar(struct airo_info
*ai
,int byte
,int dwelltime
) {
7983 /* Wait for busy bit d15 to go false indicating buffer empty */
7984 while ((IN4500 (ai
, SWS0
) & 0x8000) && waittime
> 0) {
7989 /* timeout for busy clear wait */
7991 airo_print_info(ai
->dev
->name
, "flash putchar busywait timeout!");
7995 /* Port is clear now write byte and wait for it to echo back */
7997 OUT4500(ai
,SWS0
,byte
);
8000 echo
= IN4500(ai
,SWS1
);
8001 } while (dwelltime
>= 0 && echo
!= byte
);
8005 return (echo
== byte
) ? 0 : -EIO
;
8009 * Get a character from the card matching matchbyte
8012 static int flashgchar(struct airo_info
*ai
,int matchbyte
,int dwelltime
){
8014 unsigned char rbyte
=0;
8017 rchar
= IN4500(ai
,SWS1
);
8019 if(dwelltime
&& !(0x8000 & rchar
)){
8024 rbyte
= 0xff & rchar
;
8026 if( (rbyte
== matchbyte
) && (0x8000 & rchar
) ){
8030 if( rbyte
== 0x81 || rbyte
== 0x82 || rbyte
== 0x83 || rbyte
== 0x1a || 0xffff == rchar
)
8034 }while(dwelltime
> 0);
8039 * Transfer 32k of firmware data from user buffer to our buffer and
8043 static int flashputbuf(struct airo_info
*ai
){
8047 if (test_bit(FLAG_MPI
,&ai
->flags
))
8048 memcpy_toio(ai
->pciaux
+ 0x8000, ai
->flash
, FLASHSIZE
);
8050 OUT4500(ai
,AUXPAGE
,0x100);
8051 OUT4500(ai
,AUXOFF
,0);
8053 for(nwords
=0;nwords
!= FLASHSIZE
/ 2;nwords
++){
8054 OUT4500(ai
,AUXDATA
,ai
->flash
[nwords
] & 0xffff);
8057 OUT4500(ai
,SWS0
,0x8000);
8065 static int flashrestart(struct airo_info
*ai
,struct net_device
*dev
){
8068 ssleep(1); /* Added 12/7/00 */
8069 clear_bit (FLAG_FLASHING
, &ai
->flags
);
8070 if (test_bit(FLAG_MPI
, &ai
->flags
)) {
8071 status
= mpi_init_descriptors(ai
);
8072 if (status
!= SUCCESS
)
8075 status
= setup_card(ai
, dev
->dev_addr
, 1);
8077 if (!test_bit(FLAG_MPI
,&ai
->flags
))
8078 for( i
= 0; i
< MAX_FIDS
; i
++ ) {
8079 ai
->fids
[i
] = transmit_allocate
8080 ( ai
, AIRO_DEF_MTU
, i
>= MAX_FIDS
/ 2 );
8083 ssleep(1); /* Added 12/7/00 */
8086 #endif /* CISCO_EXT */
8089 This program is free software; you can redistribute it and/or
8090 modify it under the terms of the GNU General Public License
8091 as published by the Free Software Foundation; either version 2
8092 of the License, or (at your option) any later version.
8094 This program is distributed in the hope that it will be useful,
8095 but WITHOUT ANY WARRANTY; without even the implied warranty of
8096 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
8097 GNU General Public License for more details.
8101 Redistribution and use in source and binary forms, with or without
8102 modification, are permitted provided that the following conditions
8105 1. Redistributions of source code must retain the above copyright
8106 notice, this list of conditions and the following disclaimer.
8107 2. Redistributions in binary form must reproduce the above copyright
8108 notice, this list of conditions and the following disclaimer in the
8109 documentation and/or other materials provided with the distribution.
8110 3. The name of the author may not be used to endorse or promote
8111 products derived from this software without specific prior written
8114 THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
8115 IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
8116 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
8117 ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
8118 INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
8119 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
8120 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
8121 HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
8122 STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
8123 IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
8124 POSSIBILITY OF SUCH DAMAGE.
8127 module_init(airo_init_module
);
8128 module_exit(airo_cleanup_module
);