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>
42 #include <linux/netdevice.h>
43 #include <linux/etherdevice.h>
44 #include <linux/skbuff.h>
45 #include <linux/if_arp.h>
46 #include <linux/ioport.h>
47 #include <linux/pci.h>
48 #include <asm/uaccess.h>
49 #include <net/ieee80211.h>
50 #include <linux/kthread.h>
51 #include <linux/freezer.h>
55 #define DRV_NAME "airo"
58 static struct pci_device_id card_ids
[] = {
59 { 0x14b9, 1, PCI_ANY_ID
, PCI_ANY_ID
, },
60 { 0x14b9, 0x4500, PCI_ANY_ID
, PCI_ANY_ID
},
61 { 0x14b9, 0x4800, PCI_ANY_ID
, PCI_ANY_ID
, },
62 { 0x14b9, 0x0340, PCI_ANY_ID
, PCI_ANY_ID
, },
63 { 0x14b9, 0x0350, PCI_ANY_ID
, PCI_ANY_ID
, },
64 { 0x14b9, 0x5000, PCI_ANY_ID
, PCI_ANY_ID
, },
65 { 0x14b9, 0xa504, PCI_ANY_ID
, PCI_ANY_ID
, },
68 MODULE_DEVICE_TABLE(pci
, card_ids
);
70 static int airo_pci_probe(struct pci_dev
*, const struct pci_device_id
*);
71 static void airo_pci_remove(struct pci_dev
*);
72 static int airo_pci_suspend(struct pci_dev
*pdev
, pm_message_t state
);
73 static int airo_pci_resume(struct pci_dev
*pdev
);
75 static struct pci_driver airo_driver
= {
78 .probe
= airo_pci_probe
,
79 .remove
= __devexit_p(airo_pci_remove
),
80 .suspend
= airo_pci_suspend
,
81 .resume
= airo_pci_resume
,
83 #endif /* CONFIG_PCI */
85 /* Include Wireless Extension definition and check version - Jean II */
86 #include <linux/wireless.h>
87 #define WIRELESS_SPY // enable iwspy support
88 #include <net/iw_handler.h> // New driver API
90 #define CISCO_EXT // enable Cisco extensions
92 #include <linux/delay.h>
95 /* Hack to do some power saving */
98 /* As you can see this list is HUGH!
99 I really don't know what a lot of these counts are about, but they
100 are all here for completeness. If the IGNLABEL macro is put in
101 infront of the label, that statistic will not be included in the list
102 of statistics in the /proc filesystem */
104 #define IGNLABEL(comment) NULL
105 static char *statsLabels
[] = {
107 IGNLABEL("RxPlcpCrcErr"),
108 IGNLABEL("RxPlcpFormatErr"),
109 IGNLABEL("RxPlcpLengthErr"),
140 "LostSync-MissedBeacons",
141 "LostSync-ArlExceeded",
143 "LostSync-Disassoced",
144 "LostSync-TsfTiming",
153 IGNLABEL("HmacTxMc"),
154 IGNLABEL("HmacTxBc"),
155 IGNLABEL("HmacTxUc"),
156 IGNLABEL("HmacTxFail"),
157 IGNLABEL("HmacRxMc"),
158 IGNLABEL("HmacRxBc"),
159 IGNLABEL("HmacRxUc"),
160 IGNLABEL("HmacRxDiscard"),
161 IGNLABEL("HmacRxAccepted"),
169 IGNLABEL("ReasonOutsideTable"),
170 IGNLABEL("ReasonStatus1"),
171 IGNLABEL("ReasonStatus2"),
172 IGNLABEL("ReasonStatus3"),
173 IGNLABEL("ReasonStatus4"),
174 IGNLABEL("ReasonStatus5"),
175 IGNLABEL("ReasonStatus6"),
176 IGNLABEL("ReasonStatus7"),
177 IGNLABEL("ReasonStatus8"),
178 IGNLABEL("ReasonStatus9"),
179 IGNLABEL("ReasonStatus10"),
180 IGNLABEL("ReasonStatus11"),
181 IGNLABEL("ReasonStatus12"),
182 IGNLABEL("ReasonStatus13"),
183 IGNLABEL("ReasonStatus14"),
184 IGNLABEL("ReasonStatus15"),
185 IGNLABEL("ReasonStatus16"),
186 IGNLABEL("ReasonStatus17"),
187 IGNLABEL("ReasonStatus18"),
188 IGNLABEL("ReasonStatus19"),
208 #define RUN_AT(x) (jiffies+(x))
212 /* These variables are for insmod, since it seems that the rates
213 can only be set in setup_card. Rates should be a comma separated
214 (no spaces) list of rates (up to 8). */
217 static int basic_rate
;
218 static char *ssids
[3];
224 int maxencrypt
/* = 0 */; /* The highest rate that the card can encrypt at.
225 0 means no limit. For old cards this was 4 */
227 static int auto_wep
/* = 0 */; /* If set, it tries to figure out the wep mode */
228 static int aux_bap
/* = 0 */; /* Checks to see if the aux ports are needed to read
229 the bap, needed on some older cards and buses. */
232 static int probe
= 1;
234 static int proc_uid
/* = 0 */;
236 static int proc_gid
/* = 0 */;
238 static int airo_perm
= 0555;
240 static int proc_perm
= 0644;
242 MODULE_AUTHOR("Benjamin Reed");
243 MODULE_DESCRIPTION("Support for Cisco/Aironet 802.11 wireless ethernet \
244 cards. Direct support for ISA/PCI/MPI cards and support \
245 for PCMCIA when used with airo_cs.");
246 MODULE_LICENSE("Dual BSD/GPL");
247 MODULE_SUPPORTED_DEVICE("Aironet 4500, 4800 and Cisco 340/350");
248 module_param_array(io
, int, NULL
, 0);
249 module_param_array(irq
, int, NULL
, 0);
250 module_param(basic_rate
, int, 0);
251 module_param_array(rates
, int, NULL
, 0);
252 module_param_array(ssids
, charp
, NULL
, 0);
253 module_param(auto_wep
, int, 0);
254 MODULE_PARM_DESC(auto_wep
, "If non-zero, the driver will keep looping through \
255 the authentication options until an association is made. The value of \
256 auto_wep is number of the wep keys to check. A value of 2 will try using \
257 the key at index 0 and index 1.");
258 module_param(aux_bap
, int, 0);
259 MODULE_PARM_DESC(aux_bap
, "If non-zero, the driver will switch into a mode \
260 than seems to work better for older cards with some older buses. Before \
261 switching it checks that the switch is needed.");
262 module_param(maxencrypt
, int, 0);
263 MODULE_PARM_DESC(maxencrypt
, "The maximum speed that the card can do \
264 encryption. Units are in 512kbs. Zero (default) means there is no limit. \
265 Older cards used to be limited to 2mbs (4).");
266 module_param(adhoc
, int, 0);
267 MODULE_PARM_DESC(adhoc
, "If non-zero, the card will start in adhoc mode.");
268 module_param(probe
, int, 0);
269 MODULE_PARM_DESC(probe
, "If zero, the driver won't start the card.");
271 module_param(proc_uid
, int, 0);
272 MODULE_PARM_DESC(proc_uid
, "The uid that the /proc files will belong to.");
273 module_param(proc_gid
, int, 0);
274 MODULE_PARM_DESC(proc_gid
, "The gid that the /proc files will belong to.");
275 module_param(airo_perm
, int, 0);
276 MODULE_PARM_DESC(airo_perm
, "The permission bits of /proc/[driver/]aironet.");
277 module_param(proc_perm
, int, 0);
278 MODULE_PARM_DESC(proc_perm
, "The permission bits of the files in /proc");
280 /* This is a kind of sloppy hack to get this information to OUT4500 and
281 IN4500. I would be extremely interested in the situation where this
282 doesn't work though!!! */
283 static int do8bitIO
= 0;
292 #define MAC_ENABLE 0x0001
293 #define MAC_DISABLE 0x0002
294 #define CMD_LOSE_SYNC 0x0003 /* Not sure what this does... */
295 #define CMD_SOFTRESET 0x0004
296 #define HOSTSLEEP 0x0005
297 #define CMD_MAGIC_PKT 0x0006
298 #define CMD_SETWAKEMASK 0x0007
299 #define CMD_READCFG 0x0008
300 #define CMD_SETMODE 0x0009
301 #define CMD_ALLOCATETX 0x000a
302 #define CMD_TRANSMIT 0x000b
303 #define CMD_DEALLOCATETX 0x000c
305 #define CMD_WORKAROUND 0x0011
306 #define CMD_ALLOCATEAUX 0x0020
307 #define CMD_ACCESS 0x0021
308 #define CMD_PCIBAP 0x0022
309 #define CMD_PCIAUX 0x0023
310 #define CMD_ALLOCBUF 0x0028
311 #define CMD_GETTLV 0x0029
312 #define CMD_PUTTLV 0x002a
313 #define CMD_DELTLV 0x002b
314 #define CMD_FINDNEXTTLV 0x002c
315 #define CMD_PSPNODES 0x0030
316 #define CMD_SETCW 0x0031
317 #define CMD_SETPCF 0x0032
318 #define CMD_SETPHYREG 0x003e
319 #define CMD_TXTEST 0x003f
320 #define MAC_ENABLETX 0x0101
321 #define CMD_LISTBSS 0x0103
322 #define CMD_SAVECFG 0x0108
323 #define CMD_ENABLEAUX 0x0111
324 #define CMD_WRITERID 0x0121
325 #define CMD_USEPSPNODES 0x0130
326 #define MAC_ENABLERX 0x0201
329 #define ERROR_QUALIF 0x00
330 #define ERROR_ILLCMD 0x01
331 #define ERROR_ILLFMT 0x02
332 #define ERROR_INVFID 0x03
333 #define ERROR_INVRID 0x04
334 #define ERROR_LARGE 0x05
335 #define ERROR_NDISABL 0x06
336 #define ERROR_ALLOCBSY 0x07
337 #define ERROR_NORD 0x0B
338 #define ERROR_NOWR 0x0C
339 #define ERROR_INVFIDTX 0x0D
340 #define ERROR_TESTACT 0x0E
341 #define ERROR_TAGNFND 0x12
342 #define ERROR_DECODE 0x20
343 #define ERROR_DESCUNAV 0x21
344 #define ERROR_BADLEN 0x22
345 #define ERROR_MODE 0x80
346 #define ERROR_HOP 0x81
347 #define ERROR_BINTER 0x82
348 #define ERROR_RXMODE 0x83
349 #define ERROR_MACADDR 0x84
350 #define ERROR_RATES 0x85
351 #define ERROR_ORDER 0x86
352 #define ERROR_SCAN 0x87
353 #define ERROR_AUTH 0x88
354 #define ERROR_PSMODE 0x89
355 #define ERROR_RTYPE 0x8A
356 #define ERROR_DIVER 0x8B
357 #define ERROR_SSID 0x8C
358 #define ERROR_APLIST 0x8D
359 #define ERROR_AUTOWAKE 0x8E
360 #define ERROR_LEAP 0x8F
371 #define LINKSTAT 0x10
375 #define TXALLOCFID 0x22
376 #define TXCOMPLFID 0x24
391 /* Offset into aux memory for descriptors */
392 #define AUX_OFFSET 0x800
393 /* Size of allocated packets */
396 /* Size of the transmit queue */
400 #define BAP0 0 // Used for receiving packets
401 #define BAP1 2 // Used for xmiting packets and working with RIDS
404 #define COMMAND_BUSY 0x8000
406 #define BAP_BUSY 0x8000
407 #define BAP_ERR 0x4000
408 #define BAP_DONE 0x2000
410 #define PROMISC 0xffff
411 #define NOPROMISC 0x0000
414 #define EV_CLEARCOMMANDBUSY 0x4000
417 #define EV_TXEXC 0x04
418 #define EV_ALLOC 0x08
420 #define EV_AWAKE 0x100
421 #define EV_TXCPY 0x400
422 #define EV_UNKNOWN 0x800
423 #define EV_MIC 0x1000 /* Message Integrity Check Interrupt */
424 #define EV_AWAKEN 0x2000
425 #define STATUS_INTS (EV_AWAKE|EV_LINK|EV_TXEXC|EV_TX|EV_TXCPY|EV_RX|EV_MIC)
427 #ifdef CHECK_UNKNOWN_INTS
428 #define IGNORE_INTS ( EV_CMD | EV_UNKNOWN)
430 #define IGNORE_INTS (~STATUS_INTS)
437 #define RID_CAPABILITIES 0xFF00
438 #define RID_APINFO 0xFF01
439 #define RID_RADIOINFO 0xFF02
440 #define RID_UNKNOWN3 0xFF03
441 #define RID_RSSI 0xFF04
442 #define RID_CONFIG 0xFF10
443 #define RID_SSID 0xFF11
444 #define RID_APLIST 0xFF12
445 #define RID_DRVNAME 0xFF13
446 #define RID_ETHERENCAP 0xFF14
447 #define RID_WEP_TEMP 0xFF15
448 #define RID_WEP_PERM 0xFF16
449 #define RID_MODULATION 0xFF17
450 #define RID_OPTIONS 0xFF18
451 #define RID_ACTUALCONFIG 0xFF20 /*readonly*/
452 #define RID_FACTORYCONFIG 0xFF21
453 #define RID_UNKNOWN22 0xFF22
454 #define RID_LEAPUSERNAME 0xFF23
455 #define RID_LEAPPASSWORD 0xFF24
456 #define RID_STATUS 0xFF50
457 #define RID_BEACON_HST 0xFF51
458 #define RID_BUSY_HST 0xFF52
459 #define RID_RETRIES_HST 0xFF53
460 #define RID_UNKNOWN54 0xFF54
461 #define RID_UNKNOWN55 0xFF55
462 #define RID_UNKNOWN56 0xFF56
463 #define RID_MIC 0xFF57
464 #define RID_STATS16 0xFF60
465 #define RID_STATS16DELTA 0xFF61
466 #define RID_STATS16DELTACLEAR 0xFF62
467 #define RID_STATS 0xFF68
468 #define RID_STATSDELTA 0xFF69
469 #define RID_STATSDELTACLEAR 0xFF6A
470 #define RID_ECHOTEST_RID 0xFF70
471 #define RID_ECHOTEST_RESULTS 0xFF71
472 #define RID_BSSLISTFIRST 0xFF72
473 #define RID_BSSLISTNEXT 0xFF73
474 #define RID_WPA_BSSLISTFIRST 0xFF74
475 #define RID_WPA_BSSLISTNEXT 0xFF75
492 * Rids and endian-ness: The Rids will always be in cpu endian, since
493 * this all the patches from the big-endian guys end up doing that.
494 * so all rid access should use the read/writeXXXRid routines.
497 /* This is redundant for x86 archs, but it seems necessary for ARM */
500 /* This structure came from an email sent to me from an engineer at
501 aironet for inclusion into this driver */
510 /* These structures are from the Aironet's PC4500 Developers Manual */
524 #define MOD_DEFAULT 0
530 u16 len
; /* sizeof(ConfigRid) */
531 u16 opmode
; /* operating mode */
532 #define MODE_STA_IBSS 0
533 #define MODE_STA_ESS 1
535 #define MODE_AP_RPTR 3
536 #define MODE_ETHERNET_HOST (0<<8) /* rx payloads converted */
537 #define MODE_LLC_HOST (1<<8) /* rx payloads left as is */
538 #define MODE_AIRONET_EXTEND (1<<9) /* enable Aironet extenstions */
539 #define MODE_AP_INTERFACE (1<<10) /* enable ap interface extensions */
540 #define MODE_ANTENNA_ALIGN (1<<11) /* enable antenna alignment */
541 #define MODE_ETHER_LLC (1<<12) /* enable ethernet LLC */
542 #define MODE_LEAF_NODE (1<<13) /* enable leaf node bridge */
543 #define MODE_CF_POLLABLE (1<<14) /* enable CF pollable */
544 #define MODE_MIC (1<<15) /* enable MIC */
545 u16 rmode
; /* receive mode */
546 #define RXMODE_BC_MC_ADDR 0
547 #define RXMODE_BC_ADDR 1 /* ignore multicasts */
548 #define RXMODE_ADDR 2 /* ignore multicast and broadcast */
549 #define RXMODE_RFMON 3 /* wireless monitor mode */
550 #define RXMODE_RFMON_ANYBSS 4
551 #define RXMODE_LANMON 5 /* lan style monitor -- data packets only */
552 #define RXMODE_DISABLE_802_3_HEADER (1<<8) /* disables 802.3 header on rx */
553 #define RXMODE_NORMALIZED_RSSI (1<<9) /* return normalized RSSI */
556 u8 macAddr
[ETH_ALEN
];
560 u16 txLifetime
; /* in kusec */
561 u16 rxLifetime
; /* in kusec */
564 u16 u16deviceType
; /* for overriding device type */
568 /*---------- Scanning/Associating ----------*/
570 #define SCANMODE_ACTIVE 0
571 #define SCANMODE_PASSIVE 1
572 #define SCANMODE_AIROSCAN 2
573 u16 probeDelay
; /* in kusec */
574 u16 probeEnergyTimeout
; /* in kusec */
575 u16 probeResponseTimeout
;
576 u16 beaconListenTimeout
;
580 #define AUTH_OPEN 0x1
581 #define AUTH_ENCRYPT 0x101
582 #define AUTH_SHAREDKEY 0x102
583 #define AUTH_ALLOW_UNENCRYPTED 0x200
584 u16 associationTimeout
;
585 u16 specifiedApTimeout
;
586 u16 offlineScanInterval
;
587 u16 offlineScanDuration
;
589 u16 maxBeaconLostTime
;
591 #define DISABLE_REFRESH 0xFFFF
593 /*---------- Power save operation ----------*/
595 #define POWERSAVE_CAM 0
596 #define POWERSAVE_PSP 1
597 #define POWERSAVE_PSPCAM 2
600 u16 fastListenInterval
;
604 /*---------- Ap/Ibss config items ----------*/
613 /*---------- Radio configuration ----------*/
615 #define RADIOTYPE_DEFAULT 0
616 #define RADIOTYPE_802_11 1
617 #define RADIOTYPE_LEGACY 2
621 #define TXPOWER_DEFAULT 0
623 #define RSSI_DEFAULT 0
625 #define PREAMBLE_AUTO 0
626 #define PREAMBLE_LONG 1
627 #define PREAMBLE_SHORT 2
631 /*---------- Aironet Extensions ----------*/
637 /*---------- Aironet Extensions ----------*/
639 #define MAGIC_ACTION_STSCHG 1
640 #define MAGIC_ACTION_RESUME 2
641 #define MAGIC_IGNORE_MCAST (1<<8)
642 #define MAGIC_IGNORE_BCAST (1<<9)
643 #define MAGIC_SWITCH_TO_PSP (0<<10)
644 #define MAGIC_STAY_IN_CAM (1<<10)
658 u8 bssid
[4][ETH_ALEN
];
672 u16 normalizedSignalStrength
;
675 u8 noisePercent
; /* Noise percent in last second */
676 u8 noisedBm
; /* Noise dBm in last second */
677 u8 noiseAvePercent
; /* Noise percent in last minute */
678 u8 noiseAvedBm
; /* Noise dBm in last minute */
679 u8 noiseMaxPercent
; /* Highest noise percent in last minute */
680 u8 noiseMaxdBm
; /* Highest noise dbm in last minute */
684 #define STAT_NOPACKETS 0
685 #define STAT_NOCARRIERSET 10
686 #define STAT_GOTCARRIERSET 11
687 #define STAT_WRONGSSID 20
688 #define STAT_BADCHANNEL 25
689 #define STAT_BADBITRATES 30
690 #define STAT_BADPRIVACY 35
691 #define STAT_APFOUND 40
692 #define STAT_APREJECTED 50
693 #define STAT_AUTHENTICATING 60
694 #define STAT_DEAUTHENTICATED 61
695 #define STAT_AUTHTIMEOUT 62
696 #define STAT_ASSOCIATING 70
697 #define STAT_DEASSOCIATED 71
698 #define STAT_ASSOCTIMEOUT 72
699 #define STAT_NOTAIROAP 73
700 #define STAT_ASSOCIATED 80
701 #define STAT_LEAPING 90
702 #define STAT_LEAPFAILED 91
703 #define STAT_LEAPTIMEDOUT 92
704 #define STAT_LEAPCOMPLETE 93
727 char factoryAddr
[ETH_ALEN
];
728 char aironetAddr
[ETH_ALEN
];
731 char callid
[ETH_ALEN
];
732 char supportedRates
[8];
735 u16 txPowerLevels
[8];
749 /* Only present on firmware >= 5.30.17 */
752 u8 fixed
[12]; /* WLAN management frame */
758 u16 index
; /* First is 0 and 0xffff means end of list */
759 #define RADIO_FH 1 /* Frequency hopping radio type */
760 #define RADIO_DS 2 /* Direct sequence radio type */
761 #define RADIO_TMA 4 /* Proprietary radio used in old cards (2500) */
763 u8 bssid
[ETH_ALEN
]; /* Mac address of the BSS */
768 #define CAP_ESS (1<<0)
769 #define CAP_IBSS (1<<1)
770 #define CAP_PRIVACY (1<<4)
771 #define CAP_SHORTHDR (1<<5)
774 u8 rates
[8]; /* Same as rates for config rid */
775 struct { /* For frequency hopping only */
785 /* Only present on firmware >= 5.30.17 */
786 BSSListRidExtra extra
;
791 struct list_head list
;
837 #define TXCTL_TXOK (1<<1) /* report if tx is ok */
838 #define TXCTL_TXEX (1<<2) /* report if tx fails */
839 #define TXCTL_802_3 (0<<3) /* 802.3 packet */
840 #define TXCTL_802_11 (1<<3) /* 802.11 mac packet */
841 #define TXCTL_ETHERNET (0<<4) /* payload has ethertype */
842 #define TXCTL_LLC (1<<4) /* payload is llc */
843 #define TXCTL_RELEASE (0<<5) /* release after completion */
844 #define TXCTL_NORELEASE (1<<5) /* on completion returns to host */
846 #define BUSY_FID 0x10000
849 #define AIROMAGIC 0xa55a
850 /* Warning : SIOCDEVPRIVATE may disapear during 2.5.X - Jean II */
851 #ifdef SIOCIWFIRSTPRIV
852 #ifdef SIOCDEVPRIVATE
853 #define AIROOLDIOCTL SIOCDEVPRIVATE
854 #define AIROOLDIDIFC AIROOLDIOCTL + 1
855 #endif /* SIOCDEVPRIVATE */
856 #else /* SIOCIWFIRSTPRIV */
857 #define SIOCIWFIRSTPRIV SIOCDEVPRIVATE
858 #endif /* SIOCIWFIRSTPRIV */
859 /* This may be wrong. When using the new SIOCIWFIRSTPRIV range, we probably
860 * should use only "GET" ioctls (last bit set to 1). "SET" ioctls are root
861 * only and don't return the modified struct ifreq to the application which
862 * is usually a problem. - Jean II */
863 #define AIROIOCTL SIOCIWFIRSTPRIV
864 #define AIROIDIFC AIROIOCTL + 1
866 /* Ioctl constants to be used in airo_ioctl.command */
868 #define AIROGCAP 0 // Capability rid
869 #define AIROGCFG 1 // USED A LOT
870 #define AIROGSLIST 2 // System ID list
871 #define AIROGVLIST 3 // List of specified AP's
872 #define AIROGDRVNAM 4 // NOTUSED
873 #define AIROGEHTENC 5 // NOTUSED
874 #define AIROGWEPKTMP 6
875 #define AIROGWEPKNV 7
877 #define AIROGSTATSC32 9
878 #define AIROGSTATSD32 10
879 #define AIROGMICRID 11
880 #define AIROGMICSTATS 12
881 #define AIROGFLAGS 13
884 #define AIRORSWVERSION 17
886 /* Leave gap of 40 commands after AIROGSTATSD32 for future */
888 #define AIROPCAP AIROGSTATSD32 + 40
889 #define AIROPVLIST AIROPCAP + 1
890 #define AIROPSLIST AIROPVLIST + 1
891 #define AIROPCFG AIROPSLIST + 1
892 #define AIROPSIDS AIROPCFG + 1
893 #define AIROPAPLIST AIROPSIDS + 1
894 #define AIROPMACON AIROPAPLIST + 1 /* Enable mac */
895 #define AIROPMACOFF AIROPMACON + 1 /* Disable mac */
896 #define AIROPSTCLR AIROPMACOFF + 1
897 #define AIROPWEPKEY AIROPSTCLR + 1
898 #define AIROPWEPKEYNV AIROPWEPKEY + 1
899 #define AIROPLEAPPWD AIROPWEPKEYNV + 1
900 #define AIROPLEAPUSR AIROPLEAPPWD + 1
904 #define AIROFLSHRST AIROPWEPKEYNV + 40
905 #define AIROFLSHGCHR AIROFLSHRST + 1
906 #define AIROFLSHSTFL AIROFLSHGCHR + 1
907 #define AIROFLSHPCHR AIROFLSHSTFL + 1
908 #define AIROFLPUTBUF AIROFLSHPCHR + 1
909 #define AIRORESTART AIROFLPUTBUF + 1
911 #define FLASHSIZE 32768
912 #define AUXMEMSIZE (256 * 1024)
914 typedef struct aironet_ioctl
{
915 unsigned short command
; // What to do
916 unsigned short len
; // Len of data
917 unsigned short ridnum
; // rid number
918 unsigned char __user
*data
; // d-data
921 static char swversion
[] = "2.1";
922 #endif /* CISCO_EXT */
924 #define NUM_MODULES 2
925 #define MIC_MSGLEN_MAX 2400
926 #define EMMH32_MSGLEN_MAX MIC_MSGLEN_MAX
927 #define AIRO_DEF_MTU 2312
931 u8 enabled
; // MIC enabled or not
932 u32 rxSuccess
; // successful packets received
933 u32 rxIncorrectMIC
; // pkts dropped due to incorrect MIC comparison
934 u32 rxNotMICed
; // pkts dropped due to not being MIC'd
935 u32 rxMICPlummed
; // pkts dropped due to not having a MIC plummed
936 u32 rxWrongSequence
; // pkts dropped due to sequence number violation
941 u32 coeff
[((EMMH32_MSGLEN_MAX
)+3)>>2];
942 u64 accum
; // accumulated mic, reduced to u32 in final()
943 int position
; // current position (byte offset) in message
947 } part
; // saves partial message word across update() calls
951 emmh32_context seed
; // Context - the seed
952 u32 rx
; // Received sequence number
953 u32 tx
; // Tx sequence number
954 u32 window
; // Start of window
955 u8 valid
; // Flag to say if context is valid or not
960 miccntx mCtx
; // Multicast context
961 miccntx uCtx
; // Unicast context
965 unsigned int rid
: 16;
966 unsigned int len
: 15;
967 unsigned int valid
: 1;
968 dma_addr_t host_addr
;
972 unsigned int offset
: 15;
974 unsigned int len
: 15;
975 unsigned int valid
: 1;
976 dma_addr_t host_addr
;
980 unsigned int ctl
: 15;
982 unsigned int len
: 15;
983 unsigned int valid
: 1;
984 dma_addr_t host_addr
;
988 * Host receive descriptor
991 unsigned char __iomem
*card_ram_off
; /* offset into card memory of the
993 RxFid rx_desc
; /* card receive descriptor */
994 char *virtual_host_addr
; /* virtual address of host receive
1000 * Host transmit descriptor
1003 unsigned char __iomem
*card_ram_off
; /* offset into card memory of the
1005 TxFid tx_desc
; /* card transmit descriptor */
1006 char *virtual_host_addr
; /* virtual address of host receive
1012 * Host RID descriptor
1015 unsigned char __iomem
*card_ram_off
; /* offset into card memory of the
1017 Rid rid_desc
; /* card RID descriptor */
1018 char *virtual_host_addr
; /* virtual address of host receive
1027 #define HOST_SET (1 << 0)
1028 #define HOST_INT_TX (1 << 1) /* Interrupt on successful TX */
1029 #define HOST_INT_TXERR (1 << 2) /* Interrupt on unseccessful TX */
1030 #define HOST_LCC_PAYLOAD (1 << 4) /* LLC payload, 0 = Ethertype */
1031 #define HOST_DONT_RLSE (1 << 5) /* Don't release buffer when done */
1032 #define HOST_DONT_RETRY (1 << 6) /* Don't retry trasmit */
1033 #define HOST_CLR_AID (1 << 7) /* clear AID failure */
1034 #define HOST_RTS (1 << 9) /* Force RTS use */
1035 #define HOST_SHORT (1 << 10) /* Do short preamble */
1062 static WifiCtlHdr wifictlhdr8023
= {
1064 .ctl
= HOST_DONT_RLSE
,
1068 // Frequency list (map channels to frequencies)
1069 static const long frequency_list
[] = { 2412, 2417, 2422, 2427, 2432, 2437, 2442,
1070 2447, 2452, 2457, 2462, 2467, 2472, 2484 };
1072 // A few details needed for WEP (Wireless Equivalent Privacy)
1073 #define MAX_KEY_SIZE 13 // 128 (?) bits
1074 #define MIN_KEY_SIZE 5 // 40 bits RC4 - WEP
1075 typedef struct wep_key_t
{
1077 u8 key
[16]; /* 40-bit and 104-bit keys */
1080 /* Backward compatibility */
1081 #ifndef IW_ENCODE_NOKEY
1082 #define IW_ENCODE_NOKEY 0x0800 /* Key is write only, so not present */
1083 #define IW_ENCODE_MODE (IW_ENCODE_DISABLED | IW_ENCODE_RESTRICTED | IW_ENCODE_OPEN)
1084 #endif /* IW_ENCODE_NOKEY */
1086 /* List of Wireless Handlers (new API) */
1087 static const struct iw_handler_def airo_handler_def
;
1089 static const char version
[] = "airo.c 0.6 (Ben Reed & Javier Achirica)";
1093 static int get_dec_u16( char *buffer
, int *start
, int limit
);
1094 static void OUT4500( struct airo_info
*, u16
register, u16 value
);
1095 static unsigned short IN4500( struct airo_info
*, u16
register );
1096 static u16
setup_card(struct airo_info
*, u8
*mac
, int lock
);
1097 static int enable_MAC(struct airo_info
*ai
, int lock
);
1098 static void disable_MAC(struct airo_info
*ai
, int lock
);
1099 static void enable_interrupts(struct airo_info
*);
1100 static void disable_interrupts(struct airo_info
*);
1101 static u16
issuecommand(struct airo_info
*, Cmd
*pCmd
, Resp
*pRsp
);
1102 static int bap_setup(struct airo_info
*, u16 rid
, u16 offset
, int whichbap
);
1103 static int aux_bap_read(struct airo_info
*, u16
*pu16Dst
, int bytelen
,
1105 static int fast_bap_read(struct airo_info
*, u16
*pu16Dst
, int bytelen
,
1107 static int bap_write(struct airo_info
*, const u16
*pu16Src
, int bytelen
,
1109 static int PC4500_accessrid(struct airo_info
*, u16 rid
, u16 accmd
);
1110 static int PC4500_readrid(struct airo_info
*, u16 rid
, void *pBuf
, int len
, int lock
);
1111 static int PC4500_writerid(struct airo_info
*, u16 rid
, const void
1112 *pBuf
, int len
, int lock
);
1113 static int do_writerid( struct airo_info
*, u16 rid
, const void *rid_data
,
1114 int len
, int dummy
);
1115 static u16
transmit_allocate(struct airo_info
*, int lenPayload
, int raw
);
1116 static int transmit_802_3_packet(struct airo_info
*, int len
, char *pPacket
);
1117 static int transmit_802_11_packet(struct airo_info
*, int len
, char *pPacket
);
1119 static int mpi_send_packet (struct net_device
*dev
);
1120 static void mpi_unmap_card(struct pci_dev
*pci
);
1121 static void mpi_receive_802_3(struct airo_info
*ai
);
1122 static void mpi_receive_802_11(struct airo_info
*ai
);
1123 static int waitbusy (struct airo_info
*ai
);
1125 static irqreturn_t
airo_interrupt( int irq
, void* dev_id
);
1126 static int airo_thread(void *data
);
1127 static void timer_func( struct net_device
*dev
);
1128 static int airo_ioctl(struct net_device
*dev
, struct ifreq
*rq
, int cmd
);
1129 static struct iw_statistics
*airo_get_wireless_stats (struct net_device
*dev
);
1130 static void airo_read_wireless_stats (struct airo_info
*local
);
1132 static int readrids(struct net_device
*dev
, aironet_ioctl
*comp
);
1133 static int writerids(struct net_device
*dev
, aironet_ioctl
*comp
);
1134 static int flashcard(struct net_device
*dev
, aironet_ioctl
*comp
);
1135 #endif /* CISCO_EXT */
1136 static void micinit(struct airo_info
*ai
);
1137 static int micsetup(struct airo_info
*ai
);
1138 static int encapsulate(struct airo_info
*ai
, etherHead
*pPacket
, MICBuffer
*buffer
, int len
);
1139 static int decapsulate(struct airo_info
*ai
, MICBuffer
*mic
, etherHead
*pPacket
, u16 payLen
);
1141 static u8
airo_rssi_to_dbm (tdsRssiEntry
*rssi_rid
, u8 rssi
);
1142 static u8
airo_dbm_to_pct (tdsRssiEntry
*rssi_rid
, u8 dbm
);
1144 static void airo_networks_free(struct airo_info
*ai
);
1147 struct net_device_stats stats
;
1148 struct net_device
*dev
;
1149 struct list_head dev_list
;
1150 /* Note, we can have MAX_FIDS outstanding. FIDs are 16-bits, so we
1151 use the high bit to mark whether it is in use. */
1153 #define MPI_MAX_FIDS 1
1156 char keyindex
; // Used with auto wep
1157 char defindex
; // Used with auto wep
1158 struct proc_dir_entry
*proc_entry
;
1159 spinlock_t aux_lock
;
1160 #define FLAG_RADIO_OFF 0 /* User disabling of MAC */
1161 #define FLAG_RADIO_DOWN 1 /* ifup/ifdown disabling of MAC */
1162 #define FLAG_RADIO_MASK 0x03
1163 #define FLAG_ENABLED 2
1164 #define FLAG_ADHOC 3 /* Needed by MIC */
1165 #define FLAG_MIC_CAPABLE 4
1166 #define FLAG_UPDATE_MULTI 5
1167 #define FLAG_UPDATE_UNI 6
1168 #define FLAG_802_11 7
1169 #define FLAG_PROMISC 8 /* IFF_PROMISC 0x100 - include/linux/if.h */
1170 #define FLAG_PENDING_XMIT 9
1171 #define FLAG_PENDING_XMIT11 10
1173 #define FLAG_REGISTERED 12
1174 #define FLAG_COMMIT 13
1175 #define FLAG_RESET 14
1176 #define FLAG_FLASHING 15
1177 #define FLAG_WPA_CAPABLE 16
1178 unsigned long flags
;
1181 #define JOB_XMIT11 2
1183 #define JOB_PROMISC 4
1186 #define JOB_AUTOWEP 7
1187 #define JOB_WSTATS 8
1188 #define JOB_SCAN_RESULTS 9
1190 int (*bap_read
)(struct airo_info
*, u16
*pu16Dst
, int bytelen
,
1192 unsigned short *flash
;
1194 struct task_struct
*list_bss_task
;
1195 struct task_struct
*airo_thread_task
;
1196 struct semaphore sem
;
1197 wait_queue_head_t thr_wait
;
1198 unsigned long expires
;
1200 struct sk_buff
*skb
;
1203 struct net_device
*wifidev
;
1204 struct iw_statistics wstats
; // wireless stats
1205 unsigned long scan_timeout
; /* Time scan should be read */
1206 struct iw_spy_data spy_data
;
1207 struct iw_public_data wireless_data
;
1209 struct crypto_cipher
*tfm
;
1211 mic_statistics micstats
;
1212 HostRxDesc rxfids
[MPI_MAX_FIDS
]; // rx/tx/config MPI350 descriptors
1213 HostTxDesc txfids
[MPI_MAX_FIDS
];
1214 HostRidDesc config_desc
;
1215 unsigned long ridbus
; // phys addr of config_desc
1216 struct sk_buff_head txq
;// tx queue used by mpi350 code
1217 struct pci_dev
*pci
;
1218 unsigned char __iomem
*pcimem
;
1219 unsigned char __iomem
*pciaux
;
1220 unsigned char *shared
;
1221 dma_addr_t shared_dma
;
1225 #define PCI_SHARED_LEN 2*MPI_MAX_FIDS*PKTSIZE+RIDSIZE
1226 char proc_name
[IFNAMSIZ
];
1228 /* WPA-related stuff */
1229 unsigned int bssListFirst
;
1230 unsigned int bssListNext
;
1231 unsigned int bssListRidLen
;
1233 struct list_head network_list
;
1234 struct list_head network_free_list
;
1235 BSSListElement
*networks
;
1238 static inline int bap_read(struct airo_info
*ai
, u16
*pu16Dst
, int bytelen
,
1240 return ai
->bap_read(ai
, pu16Dst
, bytelen
, whichbap
);
1243 static int setup_proc_entry( struct net_device
*dev
,
1244 struct airo_info
*apriv
);
1245 static int takedown_proc_entry( struct net_device
*dev
,
1246 struct airo_info
*apriv
);
1248 static int cmdreset(struct airo_info
*ai
);
1249 static int setflashmode (struct airo_info
*ai
);
1250 static int flashgchar(struct airo_info
*ai
,int matchbyte
,int dwelltime
);
1251 static int flashputbuf(struct airo_info
*ai
);
1252 static int flashrestart(struct airo_info
*ai
,struct net_device
*dev
);
1254 #define airo_print(type, name, fmt, args...) \
1255 printk(type DRV_NAME "(%s): " fmt "\n", name, ##args)
1257 #define airo_print_info(name, fmt, args...) \
1258 airo_print(KERN_INFO, name, fmt, ##args)
1260 #define airo_print_dbg(name, fmt, args...) \
1261 airo_print(KERN_DEBUG, name, fmt, ##args)
1263 #define airo_print_warn(name, fmt, args...) \
1264 airo_print(KERN_WARNING, name, fmt, ##args)
1266 #define airo_print_err(name, fmt, args...) \
1267 airo_print(KERN_ERR, name, fmt, ##args)
1270 /***********************************************************************
1272 ***********************************************************************
1275 static int RxSeqValid (struct airo_info
*ai
,miccntx
*context
,int mcast
,u32 micSeq
);
1276 static void MoveWindow(miccntx
*context
, u32 micSeq
);
1277 static void emmh32_setseed(emmh32_context
*context
, u8
*pkey
, int keylen
,
1278 struct crypto_cipher
*tfm
);
1279 static void emmh32_init(emmh32_context
*context
);
1280 static void emmh32_update(emmh32_context
*context
, u8
*pOctets
, int len
);
1281 static void emmh32_final(emmh32_context
*context
, u8 digest
[4]);
1282 static int flashpchar(struct airo_info
*ai
,int byte
,int dwelltime
);
1284 /* micinit - Initialize mic seed */
1286 static void micinit(struct airo_info
*ai
)
1290 clear_bit(JOB_MIC
, &ai
->jobs
);
1291 PC4500_readrid(ai
, RID_MIC
, &mic_rid
, sizeof(mic_rid
), 0);
1294 ai
->micstats
.enabled
= (mic_rid
.state
& 0x00FF) ? 1 : 0;
1296 if (ai
->micstats
.enabled
) {
1297 /* Key must be valid and different */
1298 if (mic_rid
.multicastValid
&& (!ai
->mod
[0].mCtx
.valid
||
1299 (memcmp (ai
->mod
[0].mCtx
.key
, mic_rid
.multicast
,
1300 sizeof(ai
->mod
[0].mCtx
.key
)) != 0))) {
1301 /* Age current mic Context */
1302 memcpy(&ai
->mod
[1].mCtx
,&ai
->mod
[0].mCtx
,sizeof(miccntx
));
1303 /* Initialize new context */
1304 memcpy(&ai
->mod
[0].mCtx
.key
,mic_rid
.multicast
,sizeof(mic_rid
.multicast
));
1305 ai
->mod
[0].mCtx
.window
= 33; //Window always points to the middle
1306 ai
->mod
[0].mCtx
.rx
= 0; //Rx Sequence numbers
1307 ai
->mod
[0].mCtx
.tx
= 0; //Tx sequence numbers
1308 ai
->mod
[0].mCtx
.valid
= 1; //Key is now valid
1310 /* Give key to mic seed */
1311 emmh32_setseed(&ai
->mod
[0].mCtx
.seed
,mic_rid
.multicast
,sizeof(mic_rid
.multicast
), ai
->tfm
);
1314 /* Key must be valid and different */
1315 if (mic_rid
.unicastValid
&& (!ai
->mod
[0].uCtx
.valid
||
1316 (memcmp(ai
->mod
[0].uCtx
.key
, mic_rid
.unicast
,
1317 sizeof(ai
->mod
[0].uCtx
.key
)) != 0))) {
1318 /* Age current mic Context */
1319 memcpy(&ai
->mod
[1].uCtx
,&ai
->mod
[0].uCtx
,sizeof(miccntx
));
1320 /* Initialize new context */
1321 memcpy(&ai
->mod
[0].uCtx
.key
,mic_rid
.unicast
,sizeof(mic_rid
.unicast
));
1323 ai
->mod
[0].uCtx
.window
= 33; //Window always points to the middle
1324 ai
->mod
[0].uCtx
.rx
= 0; //Rx Sequence numbers
1325 ai
->mod
[0].uCtx
.tx
= 0; //Tx sequence numbers
1326 ai
->mod
[0].uCtx
.valid
= 1; //Key is now valid
1328 //Give key to mic seed
1329 emmh32_setseed(&ai
->mod
[0].uCtx
.seed
, mic_rid
.unicast
, sizeof(mic_rid
.unicast
), ai
->tfm
);
1332 /* So next time we have a valid key and mic is enabled, we will update
1333 * the sequence number if the key is the same as before.
1335 ai
->mod
[0].uCtx
.valid
= 0;
1336 ai
->mod
[0].mCtx
.valid
= 0;
1340 /* micsetup - Get ready for business */
1342 static int micsetup(struct airo_info
*ai
) {
1345 if (ai
->tfm
== NULL
)
1346 ai
->tfm
= crypto_alloc_cipher("aes", 0, CRYPTO_ALG_ASYNC
);
1348 if (IS_ERR(ai
->tfm
)) {
1349 airo_print_err(ai
->dev
->name
, "failed to load transform for AES");
1354 for (i
=0; i
< NUM_MODULES
; i
++) {
1355 memset(&ai
->mod
[i
].mCtx
,0,sizeof(miccntx
));
1356 memset(&ai
->mod
[i
].uCtx
,0,sizeof(miccntx
));
1361 static char micsnap
[] = {0xAA,0xAA,0x03,0x00,0x40,0x96,0x00,0x02};
1363 /*===========================================================================
1364 * Description: Mic a packet
1366 * Inputs: etherHead * pointer to an 802.3 frame
1368 * Returns: BOOLEAN if successful, otherwise false.
1369 * PacketTxLen will be updated with the mic'd packets size.
1371 * Caveats: It is assumed that the frame buffer will already
1372 * be big enough to hold the largets mic message possible.
1373 * (No memory allocation is done here).
1375 * Author: sbraneky (10/15/01)
1376 * Merciless hacks by rwilcher (1/14/02)
1379 static int encapsulate(struct airo_info
*ai
,etherHead
*frame
, MICBuffer
*mic
, int payLen
)
1383 // Determine correct context
1384 // If not adhoc, always use unicast key
1386 if (test_bit(FLAG_ADHOC
, &ai
->flags
) && (frame
->da
[0] & 0x1))
1387 context
= &ai
->mod
[0].mCtx
;
1389 context
= &ai
->mod
[0].uCtx
;
1391 if (!context
->valid
)
1394 mic
->typelen
= htons(payLen
+ 16); //Length of Mic'd packet
1396 memcpy(&mic
->u
.snap
, micsnap
, sizeof(micsnap
)); // Add Snap
1399 mic
->seq
= htonl(context
->tx
);
1402 emmh32_init(&context
->seed
); // Mic the packet
1403 emmh32_update(&context
->seed
,frame
->da
,ETH_ALEN
* 2); // DA,SA
1404 emmh32_update(&context
->seed
,(u8
*)&mic
->typelen
,10); // Type/Length and Snap
1405 emmh32_update(&context
->seed
,(u8
*)&mic
->seq
,sizeof(mic
->seq
)); //SEQ
1406 emmh32_update(&context
->seed
,frame
->da
+ ETH_ALEN
* 2,payLen
); //payload
1407 emmh32_final(&context
->seed
, (u8
*)&mic
->mic
);
1409 /* New Type/length ?????????? */
1410 mic
->typelen
= 0; //Let NIC know it could be an oversized packet
1422 /*===========================================================================
1423 * Description: Decapsulates a MIC'd packet and returns the 802.3 packet
1424 * (removes the MIC stuff) if packet is a valid packet.
1426 * Inputs: etherHead pointer to the 802.3 packet
1428 * Returns: BOOLEAN - TRUE if packet should be dropped otherwise FALSE
1430 * Author: sbraneky (10/15/01)
1431 * Merciless hacks by rwilcher (1/14/02)
1432 *---------------------------------------------------------------------------
1435 static int decapsulate(struct airo_info
*ai
, MICBuffer
*mic
, etherHead
*eth
, u16 payLen
)
1441 mic_error micError
= NONE
;
1443 // Check if the packet is a Mic'd packet
1445 if (!ai
->micstats
.enabled
) {
1446 //No Mic set or Mic OFF but we received a MIC'd packet.
1447 if (memcmp ((u8
*)eth
+ 14, micsnap
, sizeof(micsnap
)) == 0) {
1448 ai
->micstats
.rxMICPlummed
++;
1454 if (ntohs(mic
->typelen
) == 0x888E)
1457 if (memcmp (mic
->u
.snap
, micsnap
, sizeof(micsnap
)) != 0) {
1458 // Mic enabled but packet isn't Mic'd
1459 ai
->micstats
.rxMICPlummed
++;
1463 micSEQ
= ntohl(mic
->seq
); //store SEQ as CPU order
1465 //At this point we a have a mic'd packet and mic is enabled
1466 //Now do the mic error checking.
1468 //Receive seq must be odd
1469 if ( (micSEQ
& 1) == 0 ) {
1470 ai
->micstats
.rxWrongSequence
++;
1474 for (i
= 0; i
< NUM_MODULES
; i
++) {
1475 int mcast
= eth
->da
[0] & 1;
1476 //Determine proper context
1477 context
= mcast
? &ai
->mod
[i
].mCtx
: &ai
->mod
[i
].uCtx
;
1479 //Make sure context is valid
1480 if (!context
->valid
) {
1482 micError
= NOMICPLUMMED
;
1488 mic
->typelen
= htons(payLen
+ sizeof(MICBuffer
) - 2);
1490 emmh32_init(&context
->seed
);
1491 emmh32_update(&context
->seed
, eth
->da
, ETH_ALEN
*2);
1492 emmh32_update(&context
->seed
, (u8
*)&mic
->typelen
, sizeof(mic
->typelen
)+sizeof(mic
->u
.snap
));
1493 emmh32_update(&context
->seed
, (u8
*)&mic
->seq
,sizeof(mic
->seq
));
1494 emmh32_update(&context
->seed
, eth
->da
+ ETH_ALEN
*2,payLen
);
1496 emmh32_final(&context
->seed
, digest
);
1498 if (memcmp(digest
, &mic
->mic
, 4)) { //Make sure the mics match
1501 micError
= INCORRECTMIC
;
1505 //Check Sequence number if mics pass
1506 if (RxSeqValid(ai
, context
, mcast
, micSEQ
) == SUCCESS
) {
1507 ai
->micstats
.rxSuccess
++;
1511 micError
= SEQUENCE
;
1514 // Update statistics
1516 case NOMICPLUMMED
: ai
->micstats
.rxMICPlummed
++; break;
1517 case SEQUENCE
: ai
->micstats
.rxWrongSequence
++; break;
1518 case INCORRECTMIC
: ai
->micstats
.rxIncorrectMIC
++; break;
1525 /*===========================================================================
1526 * Description: Checks the Rx Seq number to make sure it is valid
1527 * and hasn't already been received
1529 * Inputs: miccntx - mic context to check seq against
1530 * micSeq - the Mic seq number
1532 * Returns: TRUE if valid otherwise FALSE.
1534 * Author: sbraneky (10/15/01)
1535 * Merciless hacks by rwilcher (1/14/02)
1536 *---------------------------------------------------------------------------
1539 static int RxSeqValid (struct airo_info
*ai
,miccntx
*context
,int mcast
,u32 micSeq
)
1543 //Allow for the ap being rebooted - if it is then use the next
1544 //sequence number of the current sequence number - might go backwards
1547 if (test_bit(FLAG_UPDATE_MULTI
, &ai
->flags
)) {
1548 clear_bit (FLAG_UPDATE_MULTI
, &ai
->flags
);
1549 context
->window
= (micSeq
> 33) ? micSeq
: 33;
1550 context
->rx
= 0; // Reset rx
1552 } else if (test_bit(FLAG_UPDATE_UNI
, &ai
->flags
)) {
1553 clear_bit (FLAG_UPDATE_UNI
, &ai
->flags
);
1554 context
->window
= (micSeq
> 33) ? micSeq
: 33; // Move window
1555 context
->rx
= 0; // Reset rx
1558 //Make sequence number relative to START of window
1559 seq
= micSeq
- (context
->window
- 33);
1561 //Too old of a SEQ number to check.
1566 //Window is infinite forward
1567 MoveWindow(context
,micSeq
);
1571 // We are in the window. Now check the context rx bit to see if it was already sent
1572 seq
>>= 1; //divide by 2 because we only have odd numbers
1573 index
= 1 << seq
; //Get an index number
1575 if (!(context
->rx
& index
)) {
1576 //micSEQ falls inside the window.
1577 //Add seqence number to the list of received numbers.
1578 context
->rx
|= index
;
1580 MoveWindow(context
,micSeq
);
1587 static void MoveWindow(miccntx
*context
, u32 micSeq
)
1591 //Move window if seq greater than the middle of the window
1592 if (micSeq
> context
->window
) {
1593 shift
= (micSeq
- context
->window
) >> 1;
1597 context
->rx
>>= shift
;
1601 context
->window
= micSeq
; //Move window
1605 /*==============================================*/
1606 /*========== EMMH ROUTINES ====================*/
1607 /*==============================================*/
1609 /* mic accumulate */
1610 #define MIC_ACCUM(val) \
1611 context->accum += (u64)(val) * context->coeff[coeff_position++];
1613 static unsigned char aes_counter
[16];
1615 /* expand the key to fill the MMH coefficient array */
1616 static void emmh32_setseed(emmh32_context
*context
, u8
*pkey
, int keylen
,
1617 struct crypto_cipher
*tfm
)
1619 /* take the keying material, expand if necessary, truncate at 16-bytes */
1620 /* run through AES counter mode to generate context->coeff[] */
1624 u8
*cipher
, plain
[16];
1626 crypto_cipher_setkey(tfm
, pkey
, 16);
1628 for (i
= 0; i
< ARRAY_SIZE(context
->coeff
); ) {
1629 aes_counter
[15] = (u8
)(counter
>> 0);
1630 aes_counter
[14] = (u8
)(counter
>> 8);
1631 aes_counter
[13] = (u8
)(counter
>> 16);
1632 aes_counter
[12] = (u8
)(counter
>> 24);
1634 memcpy (plain
, aes_counter
, 16);
1635 crypto_cipher_encrypt_one(tfm
, plain
, plain
);
1637 for (j
= 0; (j
< 16) && (i
< ARRAY_SIZE(context
->coeff
)); ) {
1638 context
->coeff
[i
++] = ntohl(*(u32
*)&cipher
[j
]);
1644 /* prepare for calculation of a new mic */
1645 static void emmh32_init(emmh32_context
*context
)
1647 /* prepare for new mic calculation */
1649 context
->position
= 0;
1652 /* add some bytes to the mic calculation */
1653 static void emmh32_update(emmh32_context
*context
, u8
*pOctets
, int len
)
1655 int coeff_position
, byte_position
;
1657 if (len
== 0) return;
1659 coeff_position
= context
->position
>> 2;
1661 /* deal with partial 32-bit word left over from last update */
1662 byte_position
= context
->position
& 3;
1663 if (byte_position
) {
1664 /* have a partial word in part to deal with */
1666 if (len
== 0) return;
1667 context
->part
.d8
[byte_position
++] = *pOctets
++;
1668 context
->position
++;
1670 } while (byte_position
< 4);
1671 MIC_ACCUM(htonl(context
->part
.d32
));
1674 /* deal with full 32-bit words */
1676 MIC_ACCUM(htonl(*(u32
*)pOctets
));
1677 context
->position
+= 4;
1682 /* deal with partial 32-bit word that will be left over from this update */
1685 context
->part
.d8
[byte_position
++] = *pOctets
++;
1686 context
->position
++;
1691 /* mask used to zero empty bytes for final partial word */
1692 static u32 mask32
[4] = { 0x00000000L
, 0xFF000000L
, 0xFFFF0000L
, 0xFFFFFF00L
};
1694 /* calculate the mic */
1695 static void emmh32_final(emmh32_context
*context
, u8 digest
[4])
1697 int coeff_position
, byte_position
;
1703 coeff_position
= context
->position
>> 2;
1705 /* deal with partial 32-bit word left over from last update */
1706 byte_position
= context
->position
& 3;
1707 if (byte_position
) {
1708 /* have a partial word in part to deal with */
1709 val
= htonl(context
->part
.d32
);
1710 MIC_ACCUM(val
& mask32
[byte_position
]); /* zero empty bytes */
1713 /* reduce the accumulated u64 to a 32-bit MIC */
1714 sum
= context
->accum
;
1715 stmp
= (sum
& 0xffffffffLL
) - ((sum
>> 32) * 15);
1716 utmp
= (stmp
& 0xffffffffLL
) - ((stmp
>> 32) * 15);
1717 sum
= utmp
& 0xffffffffLL
;
1718 if (utmp
> 0x10000000fLL
)
1722 digest
[0] = (val
>>24) & 0xFF;
1723 digest
[1] = (val
>>16) & 0xFF;
1724 digest
[2] = (val
>>8) & 0xFF;
1725 digest
[3] = val
& 0xFF;
1728 static int readBSSListRid(struct airo_info
*ai
, int first
,
1735 if (ai
->flags
& FLAG_RADIO_MASK
) return -ENETDOWN
;
1736 memset(&cmd
, 0, sizeof(cmd
));
1737 cmd
.cmd
=CMD_LISTBSS
;
1738 if (down_interruptible(&ai
->sem
))
1739 return -ERESTARTSYS
;
1740 ai
->list_bss_task
= current
;
1741 issuecommand(ai
, &cmd
, &rsp
);
1743 /* Let the command take effect */
1744 schedule_timeout_uninterruptible(3 * HZ
);
1745 ai
->list_bss_task
= NULL
;
1747 rc
= PC4500_readrid(ai
, first
? ai
->bssListFirst
: ai
->bssListNext
,
1748 list
, ai
->bssListRidLen
, 1);
1750 list
->len
= le16_to_cpu(list
->len
);
1751 list
->index
= le16_to_cpu(list
->index
);
1752 list
->radioType
= le16_to_cpu(list
->radioType
);
1753 list
->cap
= le16_to_cpu(list
->cap
);
1754 list
->beaconInterval
= le16_to_cpu(list
->beaconInterval
);
1755 list
->fh
.dwell
= le16_to_cpu(list
->fh
.dwell
);
1756 list
->dsChannel
= le16_to_cpu(list
->dsChannel
);
1757 list
->atimWindow
= le16_to_cpu(list
->atimWindow
);
1758 list
->dBm
= le16_to_cpu(list
->dBm
);
1762 static int readWepKeyRid(struct airo_info
*ai
, WepKeyRid
*wkr
, int temp
, int lock
) {
1763 int rc
= PC4500_readrid(ai
, temp
? RID_WEP_TEMP
: RID_WEP_PERM
,
1764 wkr
, sizeof(*wkr
), lock
);
1766 wkr
->len
= le16_to_cpu(wkr
->len
);
1767 wkr
->kindex
= le16_to_cpu(wkr
->kindex
);
1768 wkr
->klen
= le16_to_cpu(wkr
->klen
);
1771 /* In the writeXXXRid routines we copy the rids so that we don't screwup
1772 * the originals when we endian them... */
1773 static int writeWepKeyRid(struct airo_info
*ai
, WepKeyRid
*pwkr
, int perm
, int lock
) {
1775 WepKeyRid wkr
= *pwkr
;
1777 wkr
.len
= cpu_to_le16(wkr
.len
);
1778 wkr
.kindex
= cpu_to_le16(wkr
.kindex
);
1779 wkr
.klen
= cpu_to_le16(wkr
.klen
);
1780 rc
= PC4500_writerid(ai
, RID_WEP_TEMP
, &wkr
, sizeof(wkr
), lock
);
1781 if (rc
!=SUCCESS
) airo_print_err(ai
->dev
->name
, "WEP_TEMP set %x", rc
);
1783 rc
= PC4500_writerid(ai
, RID_WEP_PERM
, &wkr
, sizeof(wkr
), lock
);
1785 airo_print_err(ai
->dev
->name
, "WEP_PERM set %x", rc
);
1791 static int readSsidRid(struct airo_info
*ai
, SsidRid
*ssidr
) {
1793 int rc
= PC4500_readrid(ai
, RID_SSID
, ssidr
, sizeof(*ssidr
), 1);
1795 ssidr
->len
= le16_to_cpu(ssidr
->len
);
1796 for(i
= 0; i
< 3; i
++) {
1797 ssidr
->ssids
[i
].len
= le16_to_cpu(ssidr
->ssids
[i
].len
);
1801 static int writeSsidRid(struct airo_info
*ai
, SsidRid
*pssidr
, int lock
) {
1804 SsidRid ssidr
= *pssidr
;
1806 ssidr
.len
= cpu_to_le16(ssidr
.len
);
1807 for(i
= 0; i
< 3; i
++) {
1808 ssidr
.ssids
[i
].len
= cpu_to_le16(ssidr
.ssids
[i
].len
);
1810 rc
= PC4500_writerid(ai
, RID_SSID
, &ssidr
, sizeof(ssidr
), lock
);
1813 static int readConfigRid(struct airo_info
*ai
, int lock
) {
1821 rc
= PC4500_readrid(ai
, RID_ACTUALCONFIG
, &cfg
, sizeof(cfg
), lock
);
1825 for(s
= &cfg
.len
; s
<= &cfg
.rtsThres
; s
++) *s
= le16_to_cpu(*s
);
1827 for(s
= &cfg
.shortRetryLimit
; s
<= &cfg
.radioType
; s
++)
1828 *s
= le16_to_cpu(*s
);
1830 for(s
= &cfg
.txPower
; s
<= &cfg
.radioSpecific
; s
++)
1831 *s
= le16_to_cpu(*s
);
1833 for(s
= &cfg
.arlThreshold
; s
<= &cfg
._reserved4
[0]; s
++)
1834 *s
= cpu_to_le16(*s
);
1836 for(s
= &cfg
.autoWake
; s
<= &cfg
.autoWake
; s
++)
1837 *s
= cpu_to_le16(*s
);
1842 static inline void checkThrottle(struct airo_info
*ai
) {
1844 /* Old hardware had a limit on encryption speed */
1845 if (ai
->config
.authType
!= AUTH_OPEN
&& maxencrypt
) {
1846 for(i
=0; i
<8; i
++) {
1847 if (ai
->config
.rates
[i
] > maxencrypt
) {
1848 ai
->config
.rates
[i
] = 0;
1853 static int writeConfigRid(struct airo_info
*ai
, int lock
) {
1857 if (!test_bit (FLAG_COMMIT
, &ai
->flags
))
1860 clear_bit (FLAG_COMMIT
, &ai
->flags
);
1861 clear_bit (FLAG_RESET
, &ai
->flags
);
1865 if ((cfgr
.opmode
& 0xFF) == MODE_STA_IBSS
)
1866 set_bit(FLAG_ADHOC
, &ai
->flags
);
1868 clear_bit(FLAG_ADHOC
, &ai
->flags
);
1870 for(s
= &cfgr
.len
; s
<= &cfgr
.rtsThres
; s
++) *s
= cpu_to_le16(*s
);
1872 for(s
= &cfgr
.shortRetryLimit
; s
<= &cfgr
.radioType
; s
++)
1873 *s
= cpu_to_le16(*s
);
1875 for(s
= &cfgr
.txPower
; s
<= &cfgr
.radioSpecific
; s
++)
1876 *s
= cpu_to_le16(*s
);
1878 for(s
= &cfgr
.arlThreshold
; s
<= &cfgr
._reserved4
[0]; s
++)
1879 *s
= cpu_to_le16(*s
);
1881 for(s
= &cfgr
.autoWake
; s
<= &cfgr
.autoWake
; s
++)
1882 *s
= cpu_to_le16(*s
);
1884 return PC4500_writerid( ai
, RID_CONFIG
, &cfgr
, sizeof(cfgr
), lock
);
1886 static int readStatusRid(struct airo_info
*ai
, StatusRid
*statr
, int lock
) {
1887 int rc
= PC4500_readrid(ai
, RID_STATUS
, statr
, sizeof(*statr
), lock
);
1890 statr
->len
= le16_to_cpu(statr
->len
);
1891 for(s
= &statr
->mode
; s
<= &statr
->SSIDlen
; s
++) *s
= le16_to_cpu(*s
);
1893 for(s
= &statr
->beaconPeriod
; s
<= &statr
->shortPreamble
; s
++)
1894 *s
= le16_to_cpu(*s
);
1895 statr
->load
= le16_to_cpu(statr
->load
);
1896 statr
->assocStatus
= le16_to_cpu(statr
->assocStatus
);
1899 static int readAPListRid(struct airo_info
*ai
, APListRid
*aplr
) {
1900 int rc
= PC4500_readrid(ai
, RID_APLIST
, aplr
, sizeof(*aplr
), 1);
1901 aplr
->len
= le16_to_cpu(aplr
->len
);
1904 static int writeAPListRid(struct airo_info
*ai
, APListRid
*aplr
, int lock
) {
1906 aplr
->len
= cpu_to_le16(aplr
->len
);
1907 rc
= PC4500_writerid(ai
, RID_APLIST
, aplr
, sizeof(*aplr
), lock
);
1910 static int readCapabilityRid(struct airo_info
*ai
, CapabilityRid
*capr
, int lock
) {
1911 int rc
= PC4500_readrid(ai
, RID_CAPABILITIES
, capr
, sizeof(*capr
), lock
);
1914 capr
->len
= le16_to_cpu(capr
->len
);
1915 capr
->prodNum
= le16_to_cpu(capr
->prodNum
);
1916 capr
->radioType
= le16_to_cpu(capr
->radioType
);
1917 capr
->country
= le16_to_cpu(capr
->country
);
1918 for(s
= &capr
->txPowerLevels
[0]; s
<= &capr
->requiredHard
; s
++)
1919 *s
= le16_to_cpu(*s
);
1922 static int readStatsRid(struct airo_info
*ai
, StatsRid
*sr
, int rid
, int lock
) {
1923 int rc
= PC4500_readrid(ai
, rid
, sr
, sizeof(*sr
), lock
);
1926 sr
->len
= le16_to_cpu(sr
->len
);
1927 for(i
= &sr
->vals
[0]; i
<= &sr
->vals
[99]; i
++) *i
= le32_to_cpu(*i
);
1931 static void try_auto_wep(struct airo_info
*ai
)
1933 if (auto_wep
&& !(ai
->flags
& FLAG_RADIO_DOWN
)) {
1934 ai
->expires
= RUN_AT(3*HZ
);
1935 wake_up_interruptible(&ai
->thr_wait
);
1939 static int airo_open(struct net_device
*dev
) {
1940 struct airo_info
*ai
= dev
->priv
;
1943 if (test_bit(FLAG_FLASHING
, &ai
->flags
))
1946 /* Make sure the card is configured.
1947 * Wireless Extensions may postpone config changes until the card
1948 * is open (to pipeline changes and speed-up card setup). If
1949 * those changes are not yet commited, do it now - Jean II */
1950 if (test_bit(FLAG_COMMIT
, &ai
->flags
)) {
1952 writeConfigRid(ai
, 1);
1955 if (ai
->wifidev
!= dev
) {
1956 clear_bit(JOB_DIE
, &ai
->jobs
);
1957 ai
->airo_thread_task
= kthread_run(airo_thread
, dev
, dev
->name
);
1958 if (IS_ERR(ai
->airo_thread_task
))
1959 return (int)PTR_ERR(ai
->airo_thread_task
);
1961 rc
= request_irq(dev
->irq
, airo_interrupt
, IRQF_SHARED
,
1964 airo_print_err(dev
->name
,
1965 "register interrupt %d failed, rc %d",
1967 set_bit(JOB_DIE
, &ai
->jobs
);
1968 kthread_stop(ai
->airo_thread_task
);
1972 /* Power on the MAC controller (which may have been disabled) */
1973 clear_bit(FLAG_RADIO_DOWN
, &ai
->flags
);
1974 enable_interrupts(ai
);
1980 netif_start_queue(dev
);
1984 static int mpi_start_xmit(struct sk_buff
*skb
, struct net_device
*dev
) {
1985 int npacks
, pending
;
1986 unsigned long flags
;
1987 struct airo_info
*ai
= dev
->priv
;
1990 airo_print_err(dev
->name
, "%s: skb == NULL!",__FUNCTION__
);
1993 npacks
= skb_queue_len (&ai
->txq
);
1995 if (npacks
>= MAXTXQ
- 1) {
1996 netif_stop_queue (dev
);
1997 if (npacks
> MAXTXQ
) {
1998 ai
->stats
.tx_fifo_errors
++;
2001 skb_queue_tail (&ai
->txq
, skb
);
2005 spin_lock_irqsave(&ai
->aux_lock
, flags
);
2006 skb_queue_tail (&ai
->txq
, skb
);
2007 pending
= test_bit(FLAG_PENDING_XMIT
, &ai
->flags
);
2008 spin_unlock_irqrestore(&ai
->aux_lock
,flags
);
2009 netif_wake_queue (dev
);
2012 set_bit(FLAG_PENDING_XMIT
, &ai
->flags
);
2013 mpi_send_packet (dev
);
2021 * Attempt to transmit a packet. Can be called from interrupt
2022 * or transmit . return number of packets we tried to send
2025 static int mpi_send_packet (struct net_device
*dev
)
2027 struct sk_buff
*skb
;
2028 unsigned char *buffer
;
2029 s16 len
, *payloadLen
;
2030 struct airo_info
*ai
= dev
->priv
;
2033 /* get a packet to send */
2035 if ((skb
= skb_dequeue(&ai
->txq
)) == NULL
) {
2036 airo_print_err(dev
->name
,
2037 "%s: Dequeue'd zero in send_packet()",
2042 /* check min length*/
2043 len
= ETH_ZLEN
< skb
->len
? skb
->len
: ETH_ZLEN
;
2046 ai
->txfids
[0].tx_desc
.offset
= 0;
2047 ai
->txfids
[0].tx_desc
.valid
= 1;
2048 ai
->txfids
[0].tx_desc
.eoc
= 1;
2049 ai
->txfids
[0].tx_desc
.len
=len
+sizeof(WifiHdr
);
2052 * Magic, the cards firmware needs a length count (2 bytes) in the host buffer
2053 * right after TXFID_HDR.The TXFID_HDR contains the status short so payloadlen
2054 * is immediatly after it. ------------------------------------------------
2055 * |TXFIDHDR+STATUS|PAYLOADLEN|802.3HDR|PACKETDATA|
2056 * ------------------------------------------------
2059 memcpy((char *)ai
->txfids
[0].virtual_host_addr
,
2060 (char *)&wifictlhdr8023
, sizeof(wifictlhdr8023
));
2062 payloadLen
= (s16
*)(ai
->txfids
[0].virtual_host_addr
+
2063 sizeof(wifictlhdr8023
));
2064 sendbuf
= ai
->txfids
[0].virtual_host_addr
+
2065 sizeof(wifictlhdr8023
) + 2 ;
2068 * Firmware automaticly puts 802 header on so
2069 * we don't need to account for it in the length
2071 if (test_bit(FLAG_MIC_CAPABLE
, &ai
->flags
) && ai
->micstats
.enabled
&&
2072 (ntohs(((u16
*)buffer
)[6]) != 0x888E)) {
2075 if (encapsulate(ai
, (etherHead
*)buffer
, &pMic
, len
- sizeof(etherHead
)) != SUCCESS
)
2078 *payloadLen
= cpu_to_le16(len
-sizeof(etherHead
)+sizeof(pMic
));
2079 ai
->txfids
[0].tx_desc
.len
+= sizeof(pMic
);
2080 /* copy data into airo dma buffer */
2081 memcpy (sendbuf
, buffer
, sizeof(etherHead
));
2082 buffer
+= sizeof(etherHead
);
2083 sendbuf
+= sizeof(etherHead
);
2084 memcpy (sendbuf
, &pMic
, sizeof(pMic
));
2085 sendbuf
+= sizeof(pMic
);
2086 memcpy (sendbuf
, buffer
, len
- sizeof(etherHead
));
2088 *payloadLen
= cpu_to_le16(len
- sizeof(etherHead
));
2090 dev
->trans_start
= jiffies
;
2092 /* copy data into airo dma buffer */
2093 memcpy(sendbuf
, buffer
, len
);
2096 memcpy_toio(ai
->txfids
[0].card_ram_off
,
2097 &ai
->txfids
[0].tx_desc
, sizeof(TxFid
));
2099 OUT4500(ai
, EVACK
, 8);
2101 dev_kfree_skb_any(skb
);
2105 static void get_tx_error(struct airo_info
*ai
, s32 fid
)
2110 status
= ((WifiCtlHdr
*)ai
->txfids
[0].virtual_host_addr
)->ctlhdr
.status
;
2112 if (bap_setup(ai
, ai
->fids
[fid
] & 0xffff, 4, BAP0
) != SUCCESS
)
2114 bap_read(ai
, &status
, 2, BAP0
);
2116 if (le16_to_cpu(status
) & 2) /* Too many retries */
2117 ai
->stats
.tx_aborted_errors
++;
2118 if (le16_to_cpu(status
) & 4) /* Transmit lifetime exceeded */
2119 ai
->stats
.tx_heartbeat_errors
++;
2120 if (le16_to_cpu(status
) & 8) /* Aid fail */
2122 if (le16_to_cpu(status
) & 0x10) /* MAC disabled */
2123 ai
->stats
.tx_carrier_errors
++;
2124 if (le16_to_cpu(status
) & 0x20) /* Association lost */
2126 /* We produce a TXDROP event only for retry or lifetime
2127 * exceeded, because that's the only status that really mean
2128 * that this particular node went away.
2129 * Other errors means that *we* screwed up. - Jean II */
2130 if ((le16_to_cpu(status
) & 2) ||
2131 (le16_to_cpu(status
) & 4)) {
2132 union iwreq_data wrqu
;
2135 /* Faster to skip over useless data than to do
2136 * another bap_setup(). We are at offset 0x6 and
2137 * need to go to 0x18 and read 6 bytes - Jean II */
2138 bap_read(ai
, (u16
*) junk
, 0x18, BAP0
);
2140 /* Copy 802.11 dest address.
2141 * We use the 802.11 header because the frame may
2142 * not be 802.3 or may be mangled...
2143 * In Ad-Hoc mode, it will be the node address.
2144 * In managed mode, it will be most likely the AP addr
2145 * User space will figure out how to convert it to
2146 * whatever it needs (IP address or else).
2148 memcpy(wrqu
.addr
.sa_data
, junk
+ 0x12, ETH_ALEN
);
2149 wrqu
.addr
.sa_family
= ARPHRD_ETHER
;
2151 /* Send event to user space */
2152 wireless_send_event(ai
->dev
, IWEVTXDROP
, &wrqu
, NULL
);
2156 static void airo_end_xmit(struct net_device
*dev
) {
2159 struct airo_info
*priv
= dev
->priv
;
2160 struct sk_buff
*skb
= priv
->xmit
.skb
;
2161 int fid
= priv
->xmit
.fid
;
2162 u32
*fids
= priv
->fids
;
2164 clear_bit(JOB_XMIT
, &priv
->jobs
);
2165 clear_bit(FLAG_PENDING_XMIT
, &priv
->flags
);
2166 status
= transmit_802_3_packet (priv
, fids
[fid
], skb
->data
);
2170 if ( status
== SUCCESS
) {
2171 dev
->trans_start
= jiffies
;
2172 for (; i
< MAX_FIDS
/ 2 && (priv
->fids
[i
] & 0xffff0000); i
++);
2174 priv
->fids
[fid
] &= 0xffff;
2175 priv
->stats
.tx_window_errors
++;
2177 if (i
< MAX_FIDS
/ 2)
2178 netif_wake_queue(dev
);
2182 static int airo_start_xmit(struct sk_buff
*skb
, struct net_device
*dev
) {
2185 struct airo_info
*priv
= dev
->priv
;
2186 u32
*fids
= priv
->fids
;
2188 if ( skb
== NULL
) {
2189 airo_print_err(dev
->name
, "%s: skb == NULL!", __FUNCTION__
);
2193 /* Find a vacant FID */
2194 for( i
= 0; i
< MAX_FIDS
/ 2 && (fids
[i
] & 0xffff0000); i
++ );
2195 for( j
= i
+ 1; j
< MAX_FIDS
/ 2 && (fids
[j
] & 0xffff0000); j
++ );
2197 if ( j
>= MAX_FIDS
/ 2 ) {
2198 netif_stop_queue(dev
);
2200 if (i
== MAX_FIDS
/ 2) {
2201 priv
->stats
.tx_fifo_errors
++;
2205 /* check min length*/
2206 len
= ETH_ZLEN
< skb
->len
? skb
->len
: ETH_ZLEN
;
2207 /* Mark fid as used & save length for later */
2208 fids
[i
] |= (len
<< 16);
2209 priv
->xmit
.skb
= skb
;
2211 if (down_trylock(&priv
->sem
) != 0) {
2212 set_bit(FLAG_PENDING_XMIT
, &priv
->flags
);
2213 netif_stop_queue(dev
);
2214 set_bit(JOB_XMIT
, &priv
->jobs
);
2215 wake_up_interruptible(&priv
->thr_wait
);
2221 static void airo_end_xmit11(struct net_device
*dev
) {
2224 struct airo_info
*priv
= dev
->priv
;
2225 struct sk_buff
*skb
= priv
->xmit11
.skb
;
2226 int fid
= priv
->xmit11
.fid
;
2227 u32
*fids
= priv
->fids
;
2229 clear_bit(JOB_XMIT11
, &priv
->jobs
);
2230 clear_bit(FLAG_PENDING_XMIT11
, &priv
->flags
);
2231 status
= transmit_802_11_packet (priv
, fids
[fid
], skb
->data
);
2235 if ( status
== SUCCESS
) {
2236 dev
->trans_start
= jiffies
;
2237 for (; i
< MAX_FIDS
&& (priv
->fids
[i
] & 0xffff0000); i
++);
2239 priv
->fids
[fid
] &= 0xffff;
2240 priv
->stats
.tx_window_errors
++;
2243 netif_wake_queue(dev
);
2247 static int airo_start_xmit11(struct sk_buff
*skb
, struct net_device
*dev
) {
2250 struct airo_info
*priv
= dev
->priv
;
2251 u32
*fids
= priv
->fids
;
2253 if (test_bit(FLAG_MPI
, &priv
->flags
)) {
2254 /* Not implemented yet for MPI350 */
2255 netif_stop_queue(dev
);
2259 if ( skb
== NULL
) {
2260 airo_print_err(dev
->name
, "%s: skb == NULL!", __FUNCTION__
);
2264 /* Find a vacant FID */
2265 for( i
= MAX_FIDS
/ 2; i
< MAX_FIDS
&& (fids
[i
] & 0xffff0000); i
++ );
2266 for( j
= i
+ 1; j
< MAX_FIDS
&& (fids
[j
] & 0xffff0000); j
++ );
2268 if ( j
>= MAX_FIDS
) {
2269 netif_stop_queue(dev
);
2271 if (i
== MAX_FIDS
) {
2272 priv
->stats
.tx_fifo_errors
++;
2276 /* check min length*/
2277 len
= ETH_ZLEN
< skb
->len
? skb
->len
: ETH_ZLEN
;
2278 /* Mark fid as used & save length for later */
2279 fids
[i
] |= (len
<< 16);
2280 priv
->xmit11
.skb
= skb
;
2281 priv
->xmit11
.fid
= i
;
2282 if (down_trylock(&priv
->sem
) != 0) {
2283 set_bit(FLAG_PENDING_XMIT11
, &priv
->flags
);
2284 netif_stop_queue(dev
);
2285 set_bit(JOB_XMIT11
, &priv
->jobs
);
2286 wake_up_interruptible(&priv
->thr_wait
);
2288 airo_end_xmit11(dev
);
2292 static void airo_read_stats(struct airo_info
*ai
) {
2294 u32
*vals
= stats_rid
.vals
;
2296 clear_bit(JOB_STATS
, &ai
->jobs
);
2297 if (ai
->power
.event
) {
2301 readStatsRid(ai
, &stats_rid
, RID_STATS
, 0);
2304 ai
->stats
.rx_packets
= vals
[43] + vals
[44] + vals
[45];
2305 ai
->stats
.tx_packets
= vals
[39] + vals
[40] + vals
[41];
2306 ai
->stats
.rx_bytes
= vals
[92];
2307 ai
->stats
.tx_bytes
= vals
[91];
2308 ai
->stats
.rx_errors
= vals
[0] + vals
[2] + vals
[3] + vals
[4];
2309 ai
->stats
.tx_errors
= vals
[42] + ai
->stats
.tx_fifo_errors
;
2310 ai
->stats
.multicast
= vals
[43];
2311 ai
->stats
.collisions
= vals
[89];
2313 /* detailed rx_errors: */
2314 ai
->stats
.rx_length_errors
= vals
[3];
2315 ai
->stats
.rx_crc_errors
= vals
[4];
2316 ai
->stats
.rx_frame_errors
= vals
[2];
2317 ai
->stats
.rx_fifo_errors
= vals
[0];
2320 static struct net_device_stats
*airo_get_stats(struct net_device
*dev
)
2322 struct airo_info
*local
= dev
->priv
;
2324 if (!test_bit(JOB_STATS
, &local
->jobs
)) {
2325 /* Get stats out of the card if available */
2326 if (down_trylock(&local
->sem
) != 0) {
2327 set_bit(JOB_STATS
, &local
->jobs
);
2328 wake_up_interruptible(&local
->thr_wait
);
2330 airo_read_stats(local
);
2333 return &local
->stats
;
2336 static void airo_set_promisc(struct airo_info
*ai
) {
2340 memset(&cmd
, 0, sizeof(cmd
));
2341 cmd
.cmd
=CMD_SETMODE
;
2342 clear_bit(JOB_PROMISC
, &ai
->jobs
);
2343 cmd
.parm0
=(ai
->flags
&IFF_PROMISC
) ? PROMISC
: NOPROMISC
;
2344 issuecommand(ai
, &cmd
, &rsp
);
2348 static void airo_set_multicast_list(struct net_device
*dev
) {
2349 struct airo_info
*ai
= dev
->priv
;
2351 if ((dev
->flags
^ ai
->flags
) & IFF_PROMISC
) {
2352 change_bit(FLAG_PROMISC
, &ai
->flags
);
2353 if (down_trylock(&ai
->sem
) != 0) {
2354 set_bit(JOB_PROMISC
, &ai
->jobs
);
2355 wake_up_interruptible(&ai
->thr_wait
);
2357 airo_set_promisc(ai
);
2360 if ((dev
->flags
&IFF_ALLMULTI
)||dev
->mc_count
>0) {
2361 /* Turn on multicast. (Should be already setup...) */
2365 static int airo_set_mac_address(struct net_device
*dev
, void *p
)
2367 struct airo_info
*ai
= dev
->priv
;
2368 struct sockaddr
*addr
= p
;
2370 readConfigRid(ai
, 1);
2371 memcpy (ai
->config
.macAddr
, addr
->sa_data
, dev
->addr_len
);
2372 set_bit (FLAG_COMMIT
, &ai
->flags
);
2374 writeConfigRid (ai
, 1);
2376 memcpy (ai
->dev
->dev_addr
, addr
->sa_data
, dev
->addr_len
);
2378 memcpy (ai
->wifidev
->dev_addr
, addr
->sa_data
, dev
->addr_len
);
2382 static int airo_change_mtu(struct net_device
*dev
, int new_mtu
)
2384 if ((new_mtu
< 68) || (new_mtu
> 2400))
2390 static LIST_HEAD(airo_devices
);
2392 static void add_airo_dev(struct airo_info
*ai
)
2394 /* Upper layers already keep track of PCI devices,
2395 * so we only need to remember our non-PCI cards. */
2397 list_add_tail(&ai
->dev_list
, &airo_devices
);
2400 static void del_airo_dev(struct airo_info
*ai
)
2403 list_del(&ai
->dev_list
);
2406 static int airo_close(struct net_device
*dev
) {
2407 struct airo_info
*ai
= dev
->priv
;
2409 netif_stop_queue(dev
);
2411 if (ai
->wifidev
!= dev
) {
2412 #ifdef POWER_ON_DOWN
2413 /* Shut power to the card. The idea is that the user can save
2414 * power when he doesn't need the card with "ifconfig down".
2415 * That's the method that is most friendly towards the network
2416 * stack (i.e. the network stack won't try to broadcast
2417 * anything on the interface and routes are gone. Jean II */
2418 set_bit(FLAG_RADIO_DOWN
, &ai
->flags
);
2421 disable_interrupts( ai
);
2423 free_irq(dev
->irq
, dev
);
2425 set_bit(JOB_DIE
, &ai
->jobs
);
2426 kthread_stop(ai
->airo_thread_task
);
2431 void stop_airo_card( struct net_device
*dev
, int freeres
)
2433 struct airo_info
*ai
= dev
->priv
;
2435 set_bit(FLAG_RADIO_DOWN
, &ai
->flags
);
2437 disable_interrupts(ai
);
2438 takedown_proc_entry( dev
, ai
);
2439 if (test_bit(FLAG_REGISTERED
, &ai
->flags
)) {
2440 unregister_netdev( dev
);
2442 unregister_netdev(ai
->wifidev
);
2443 free_netdev(ai
->wifidev
);
2446 clear_bit(FLAG_REGISTERED
, &ai
->flags
);
2449 * Clean out tx queue
2451 if (test_bit(FLAG_MPI
, &ai
->flags
) && !skb_queue_empty(&ai
->txq
)) {
2452 struct sk_buff
*skb
= NULL
;
2453 for (;(skb
= skb_dequeue(&ai
->txq
));)
2457 airo_networks_free (ai
);
2464 /* PCMCIA frees this stuff, so only for PCI and ISA */
2465 release_region( dev
->base_addr
, 64 );
2466 if (test_bit(FLAG_MPI
, &ai
->flags
)) {
2468 mpi_unmap_card(ai
->pci
);
2470 iounmap(ai
->pcimem
);
2472 iounmap(ai
->pciaux
);
2473 pci_free_consistent(ai
->pci
, PCI_SHARED_LEN
,
2474 ai
->shared
, ai
->shared_dma
);
2477 crypto_free_cipher(ai
->tfm
);
2482 EXPORT_SYMBOL(stop_airo_card
);
2484 static int wll_header_parse(const struct sk_buff
*skb
, unsigned char *haddr
)
2486 memcpy(haddr
, skb_mac_header(skb
) + 10, ETH_ALEN
);
2490 static void mpi_unmap_card(struct pci_dev
*pci
)
2492 unsigned long mem_start
= pci_resource_start(pci
, 1);
2493 unsigned long mem_len
= pci_resource_len(pci
, 1);
2494 unsigned long aux_start
= pci_resource_start(pci
, 2);
2495 unsigned long aux_len
= AUXMEMSIZE
;
2497 release_mem_region(aux_start
, aux_len
);
2498 release_mem_region(mem_start
, mem_len
);
2501 /*************************************************************
2502 * This routine assumes that descriptors have been setup .
2503 * Run at insmod time or after reset when the decriptors
2504 * have been initialized . Returns 0 if all is well nz
2505 * otherwise . Does not allocate memory but sets up card
2506 * using previously allocated descriptors.
2508 static int mpi_init_descriptors (struct airo_info
*ai
)
2515 /* Alloc card RX descriptors */
2516 netif_stop_queue(ai
->dev
);
2518 memset(&rsp
,0,sizeof(rsp
));
2519 memset(&cmd
,0,sizeof(cmd
));
2521 cmd
.cmd
= CMD_ALLOCATEAUX
;
2523 cmd
.parm1
= (ai
->rxfids
[0].card_ram_off
- ai
->pciaux
);
2524 cmd
.parm2
= MPI_MAX_FIDS
;
2525 rc
=issuecommand(ai
, &cmd
, &rsp
);
2526 if (rc
!= SUCCESS
) {
2527 airo_print_err(ai
->dev
->name
, "Couldn't allocate RX FID");
2531 for (i
=0; i
<MPI_MAX_FIDS
; i
++) {
2532 memcpy_toio(ai
->rxfids
[i
].card_ram_off
,
2533 &ai
->rxfids
[i
].rx_desc
, sizeof(RxFid
));
2536 /* Alloc card TX descriptors */
2538 memset(&rsp
,0,sizeof(rsp
));
2539 memset(&cmd
,0,sizeof(cmd
));
2541 cmd
.cmd
= CMD_ALLOCATEAUX
;
2543 cmd
.parm1
= (ai
->txfids
[0].card_ram_off
- ai
->pciaux
);
2544 cmd
.parm2
= MPI_MAX_FIDS
;
2546 for (i
=0; i
<MPI_MAX_FIDS
; i
++) {
2547 ai
->txfids
[i
].tx_desc
.valid
= 1;
2548 memcpy_toio(ai
->txfids
[i
].card_ram_off
,
2549 &ai
->txfids
[i
].tx_desc
, sizeof(TxFid
));
2551 ai
->txfids
[i
-1].tx_desc
.eoc
= 1; /* Last descriptor has EOC set */
2553 rc
=issuecommand(ai
, &cmd
, &rsp
);
2554 if (rc
!= SUCCESS
) {
2555 airo_print_err(ai
->dev
->name
, "Couldn't allocate TX FID");
2559 /* Alloc card Rid descriptor */
2560 memset(&rsp
,0,sizeof(rsp
));
2561 memset(&cmd
,0,sizeof(cmd
));
2563 cmd
.cmd
= CMD_ALLOCATEAUX
;
2565 cmd
.parm1
= (ai
->config_desc
.card_ram_off
- ai
->pciaux
);
2566 cmd
.parm2
= 1; /* Magic number... */
2567 rc
=issuecommand(ai
, &cmd
, &rsp
);
2568 if (rc
!= SUCCESS
) {
2569 airo_print_err(ai
->dev
->name
, "Couldn't allocate RID");
2573 memcpy_toio(ai
->config_desc
.card_ram_off
,
2574 &ai
->config_desc
.rid_desc
, sizeof(Rid
));
2580 * We are setting up three things here:
2581 * 1) Map AUX memory for descriptors: Rid, TxFid, or RxFid.
2582 * 2) Map PCI memory for issueing commands.
2583 * 3) Allocate memory (shared) to send and receive ethernet frames.
2585 static int mpi_map_card(struct airo_info
*ai
, struct pci_dev
*pci
)
2587 unsigned long mem_start
, mem_len
, aux_start
, aux_len
;
2590 dma_addr_t busaddroff
;
2591 unsigned char *vpackoff
;
2592 unsigned char __iomem
*pciaddroff
;
2594 mem_start
= pci_resource_start(pci
, 1);
2595 mem_len
= pci_resource_len(pci
, 1);
2596 aux_start
= pci_resource_start(pci
, 2);
2597 aux_len
= AUXMEMSIZE
;
2599 if (!request_mem_region(mem_start
, mem_len
, DRV_NAME
)) {
2600 airo_print_err("", "Couldn't get region %x[%x]",
2601 (int)mem_start
, (int)mem_len
);
2604 if (!request_mem_region(aux_start
, aux_len
, DRV_NAME
)) {
2605 airo_print_err("", "Couldn't get region %x[%x]",
2606 (int)aux_start
, (int)aux_len
);
2610 ai
->pcimem
= ioremap(mem_start
, mem_len
);
2612 airo_print_err("", "Couldn't map region %x[%x]",
2613 (int)mem_start
, (int)mem_len
);
2616 ai
->pciaux
= ioremap(aux_start
, aux_len
);
2618 airo_print_err("", "Couldn't map region %x[%x]",
2619 (int)aux_start
, (int)aux_len
);
2623 /* Reserve PKTSIZE for each fid and 2K for the Rids */
2624 ai
->shared
= pci_alloc_consistent(pci
, PCI_SHARED_LEN
, &ai
->shared_dma
);
2626 airo_print_err("", "Couldn't alloc_consistent %d",
2632 * Setup descriptor RX, TX, CONFIG
2634 busaddroff
= ai
->shared_dma
;
2635 pciaddroff
= ai
->pciaux
+ AUX_OFFSET
;
2636 vpackoff
= ai
->shared
;
2638 /* RX descriptor setup */
2639 for(i
= 0; i
< MPI_MAX_FIDS
; i
++) {
2640 ai
->rxfids
[i
].pending
= 0;
2641 ai
->rxfids
[i
].card_ram_off
= pciaddroff
;
2642 ai
->rxfids
[i
].virtual_host_addr
= vpackoff
;
2643 ai
->rxfids
[i
].rx_desc
.host_addr
= busaddroff
;
2644 ai
->rxfids
[i
].rx_desc
.valid
= 1;
2645 ai
->rxfids
[i
].rx_desc
.len
= PKTSIZE
;
2646 ai
->rxfids
[i
].rx_desc
.rdy
= 0;
2648 pciaddroff
+= sizeof(RxFid
);
2649 busaddroff
+= PKTSIZE
;
2650 vpackoff
+= PKTSIZE
;
2653 /* TX descriptor setup */
2654 for(i
= 0; i
< MPI_MAX_FIDS
; i
++) {
2655 ai
->txfids
[i
].card_ram_off
= pciaddroff
;
2656 ai
->txfids
[i
].virtual_host_addr
= vpackoff
;
2657 ai
->txfids
[i
].tx_desc
.valid
= 1;
2658 ai
->txfids
[i
].tx_desc
.host_addr
= busaddroff
;
2659 memcpy(ai
->txfids
[i
].virtual_host_addr
,
2660 &wifictlhdr8023
, sizeof(wifictlhdr8023
));
2662 pciaddroff
+= sizeof(TxFid
);
2663 busaddroff
+= PKTSIZE
;
2664 vpackoff
+= PKTSIZE
;
2666 ai
->txfids
[i
-1].tx_desc
.eoc
= 1; /* Last descriptor has EOC set */
2668 /* Rid descriptor setup */
2669 ai
->config_desc
.card_ram_off
= pciaddroff
;
2670 ai
->config_desc
.virtual_host_addr
= vpackoff
;
2671 ai
->config_desc
.rid_desc
.host_addr
= busaddroff
;
2672 ai
->ridbus
= busaddroff
;
2673 ai
->config_desc
.rid_desc
.rid
= 0;
2674 ai
->config_desc
.rid_desc
.len
= RIDSIZE
;
2675 ai
->config_desc
.rid_desc
.valid
= 1;
2676 pciaddroff
+= sizeof(Rid
);
2677 busaddroff
+= RIDSIZE
;
2678 vpackoff
+= RIDSIZE
;
2680 /* Tell card about descriptors */
2681 if (mpi_init_descriptors (ai
) != SUCCESS
)
2686 pci_free_consistent(pci
, PCI_SHARED_LEN
, ai
->shared
, ai
->shared_dma
);
2688 iounmap(ai
->pciaux
);
2690 iounmap(ai
->pcimem
);
2692 release_mem_region(aux_start
, aux_len
);
2694 release_mem_region(mem_start
, mem_len
);
2699 static const struct header_ops airo_header_ops
= {
2700 .parse
= wll_header_parse
,
2703 static void wifi_setup(struct net_device
*dev
)
2705 dev
->header_ops
= &airo_header_ops
;
2706 dev
->hard_start_xmit
= &airo_start_xmit11
;
2707 dev
->get_stats
= &airo_get_stats
;
2708 dev
->set_mac_address
= &airo_set_mac_address
;
2709 dev
->do_ioctl
= &airo_ioctl
;
2710 dev
->wireless_handlers
= &airo_handler_def
;
2711 dev
->change_mtu
= &airo_change_mtu
;
2712 dev
->open
= &airo_open
;
2713 dev
->stop
= &airo_close
;
2715 dev
->type
= ARPHRD_IEEE80211
;
2716 dev
->hard_header_len
= ETH_HLEN
;
2717 dev
->mtu
= AIRO_DEF_MTU
;
2718 dev
->addr_len
= ETH_ALEN
;
2719 dev
->tx_queue_len
= 100;
2721 memset(dev
->broadcast
,0xFF, ETH_ALEN
);
2723 dev
->flags
= IFF_BROADCAST
|IFF_MULTICAST
;
2726 static struct net_device
*init_wifidev(struct airo_info
*ai
,
2727 struct net_device
*ethdev
)
2730 struct net_device
*dev
= alloc_netdev(0, "wifi%d", wifi_setup
);
2733 dev
->priv
= ethdev
->priv
;
2734 dev
->irq
= ethdev
->irq
;
2735 dev
->base_addr
= ethdev
->base_addr
;
2736 dev
->wireless_data
= ethdev
->wireless_data
;
2737 memcpy(dev
->dev_addr
, ethdev
->dev_addr
, dev
->addr_len
);
2738 err
= register_netdev(dev
);
2746 static int reset_card( struct net_device
*dev
, int lock
) {
2747 struct airo_info
*ai
= dev
->priv
;
2749 if (lock
&& down_interruptible(&ai
->sem
))
2752 OUT4500(ai
,COMMAND
,CMD_SOFTRESET
);
2761 #define AIRO_MAX_NETWORK_COUNT 64
2762 static int airo_networks_allocate(struct airo_info
*ai
)
2768 kzalloc(AIRO_MAX_NETWORK_COUNT
* sizeof(BSSListElement
),
2770 if (!ai
->networks
) {
2771 airo_print_warn("", "Out of memory allocating beacons");
2778 static void airo_networks_free(struct airo_info
*ai
)
2780 kfree(ai
->networks
);
2781 ai
->networks
= NULL
;
2784 static void airo_networks_initialize(struct airo_info
*ai
)
2788 INIT_LIST_HEAD(&ai
->network_free_list
);
2789 INIT_LIST_HEAD(&ai
->network_list
);
2790 for (i
= 0; i
< AIRO_MAX_NETWORK_COUNT
; i
++)
2791 list_add_tail(&ai
->networks
[i
].list
,
2792 &ai
->network_free_list
);
2795 static int airo_test_wpa_capable(struct airo_info
*ai
)
2798 CapabilityRid cap_rid
;
2800 status
= readCapabilityRid(ai
, &cap_rid
, 1);
2801 if (status
!= SUCCESS
) return 0;
2803 /* Only firmware versions 5.30.17 or better can do WPA */
2804 if ((cap_rid
.softVer
> 0x530)
2805 || ((cap_rid
.softVer
== 0x530) && (cap_rid
.softSubVer
>= 17))) {
2806 airo_print_info("", "WPA is supported.");
2810 /* No WPA support */
2811 airo_print_info("", "WPA unsupported (only firmware versions 5.30.17"
2812 " and greater support WPA. Detected %s)", cap_rid
.prodVer
);
2816 static struct net_device
*_init_airo_card( unsigned short irq
, int port
,
2817 int is_pcmcia
, struct pci_dev
*pci
,
2818 struct device
*dmdev
)
2820 struct net_device
*dev
;
2821 struct airo_info
*ai
;
2823 DECLARE_MAC_BUF(mac
);
2825 /* Create the network device object. */
2826 dev
= alloc_netdev(sizeof(*ai
), "", ether_setup
);
2828 airo_print_err("", "Couldn't alloc_etherdev");
2834 ai
->flags
= 1 << FLAG_RADIO_DOWN
;
2837 if (pci
&& (pci
->device
== 0x5000 || pci
->device
== 0xa504)) {
2838 airo_print_dbg("", "Found an MPI350 card");
2839 set_bit(FLAG_MPI
, &ai
->flags
);
2841 spin_lock_init(&ai
->aux_lock
);
2842 sema_init(&ai
->sem
, 1);
2845 init_waitqueue_head (&ai
->thr_wait
);
2849 if (airo_networks_allocate (ai
))
2851 airo_networks_initialize (ai
);
2853 /* The Airo-specific entries in the device structure. */
2854 if (test_bit(FLAG_MPI
,&ai
->flags
)) {
2855 skb_queue_head_init (&ai
->txq
);
2856 dev
->hard_start_xmit
= &mpi_start_xmit
;
2858 dev
->hard_start_xmit
= &airo_start_xmit
;
2859 dev
->get_stats
= &airo_get_stats
;
2860 dev
->set_multicast_list
= &airo_set_multicast_list
;
2861 dev
->set_mac_address
= &airo_set_mac_address
;
2862 dev
->do_ioctl
= &airo_ioctl
;
2863 dev
->wireless_handlers
= &airo_handler_def
;
2864 ai
->wireless_data
.spy_data
= &ai
->spy_data
;
2865 dev
->wireless_data
= &ai
->wireless_data
;
2866 dev
->change_mtu
= &airo_change_mtu
;
2867 dev
->open
= &airo_open
;
2868 dev
->stop
= &airo_close
;
2870 dev
->base_addr
= port
;
2872 SET_NETDEV_DEV(dev
, dmdev
);
2874 reset_card (dev
, 1);
2878 if (!request_region(dev
->base_addr
, 64, DRV_NAME
)) {
2880 airo_print_err(dev
->name
, "Couldn't request region");
2885 if (test_bit(FLAG_MPI
,&ai
->flags
)) {
2886 if (mpi_map_card(ai
, pci
)) {
2887 airo_print_err("", "Could not map memory");
2893 if ( setup_card( ai
, dev
->dev_addr
, 1 ) != SUCCESS
) {
2894 airo_print_err(dev
->name
, "MAC could not be enabled" );
2898 } else if (!test_bit(FLAG_MPI
,&ai
->flags
)) {
2899 ai
->bap_read
= fast_bap_read
;
2900 set_bit(FLAG_FLASHING
, &ai
->flags
);
2903 /* Test for WPA support */
2904 if (airo_test_wpa_capable(ai
)) {
2905 set_bit(FLAG_WPA_CAPABLE
, &ai
->flags
);
2906 ai
->bssListFirst
= RID_WPA_BSSLISTFIRST
;
2907 ai
->bssListNext
= RID_WPA_BSSLISTNEXT
;
2908 ai
->bssListRidLen
= sizeof(BSSListRid
);
2910 ai
->bssListFirst
= RID_BSSLISTFIRST
;
2911 ai
->bssListNext
= RID_BSSLISTNEXT
;
2912 ai
->bssListRidLen
= sizeof(BSSListRid
) - sizeof(BSSListRidExtra
);
2915 strcpy(dev
->name
, "eth%d");
2916 rc
= register_netdev(dev
);
2918 airo_print_err(dev
->name
, "Couldn't register_netdev");
2921 ai
->wifidev
= init_wifidev(ai
, dev
);
2925 set_bit(FLAG_REGISTERED
,&ai
->flags
);
2926 airo_print_info(dev
->name
, "MAC enabled %s",
2927 print_mac(mac
, dev
->dev_addr
));
2929 /* Allocate the transmit buffers */
2930 if (probe
&& !test_bit(FLAG_MPI
,&ai
->flags
))
2931 for( i
= 0; i
< MAX_FIDS
; i
++ )
2932 ai
->fids
[i
] = transmit_allocate(ai
,AIRO_DEF_MTU
,i
>=MAX_FIDS
/2);
2934 if (setup_proc_entry(dev
, dev
->priv
) < 0)
2940 unregister_netdev(ai
->wifidev
);
2941 free_netdev(ai
->wifidev
);
2943 unregister_netdev(dev
);
2945 if (test_bit(FLAG_MPI
,&ai
->flags
) && pci
) {
2946 pci_free_consistent(pci
, PCI_SHARED_LEN
, ai
->shared
, ai
->shared_dma
);
2947 iounmap(ai
->pciaux
);
2948 iounmap(ai
->pcimem
);
2949 mpi_unmap_card(ai
->pci
);
2953 release_region( dev
->base_addr
, 64 );
2955 airo_networks_free(ai
);
2962 struct net_device
*init_airo_card( unsigned short irq
, int port
, int is_pcmcia
,
2963 struct device
*dmdev
)
2965 return _init_airo_card ( irq
, port
, is_pcmcia
, NULL
, dmdev
);
2968 EXPORT_SYMBOL(init_airo_card
);
2970 static int waitbusy (struct airo_info
*ai
) {
2972 while ((IN4500 (ai
, COMMAND
) & COMMAND_BUSY
) & (delay
< 10000)) {
2974 if ((++delay
% 20) == 0)
2975 OUT4500(ai
, EVACK
, EV_CLEARCOMMANDBUSY
);
2977 return delay
< 10000;
2980 int reset_airo_card( struct net_device
*dev
)
2983 struct airo_info
*ai
= dev
->priv
;
2984 DECLARE_MAC_BUF(mac
);
2986 if (reset_card (dev
, 1))
2989 if ( setup_card(ai
, dev
->dev_addr
, 1 ) != SUCCESS
) {
2990 airo_print_err(dev
->name
, "MAC could not be enabled");
2993 airo_print_info(dev
->name
, "MAC enabled %s",
2994 print_mac(mac
, dev
->dev_addr
));
2995 /* Allocate the transmit buffers if needed */
2996 if (!test_bit(FLAG_MPI
,&ai
->flags
))
2997 for( i
= 0; i
< MAX_FIDS
; i
++ )
2998 ai
->fids
[i
] = transmit_allocate (ai
,AIRO_DEF_MTU
,i
>=MAX_FIDS
/2);
3000 enable_interrupts( ai
);
3001 netif_wake_queue(dev
);
3005 EXPORT_SYMBOL(reset_airo_card
);
3007 static void airo_send_event(struct net_device
*dev
) {
3008 struct airo_info
*ai
= dev
->priv
;
3009 union iwreq_data wrqu
;
3010 StatusRid status_rid
;
3012 clear_bit(JOB_EVENT
, &ai
->jobs
);
3013 PC4500_readrid(ai
, RID_STATUS
, &status_rid
, sizeof(status_rid
), 0);
3015 wrqu
.data
.length
= 0;
3016 wrqu
.data
.flags
= 0;
3017 memcpy(wrqu
.ap_addr
.sa_data
, status_rid
.bssid
[0], ETH_ALEN
);
3018 wrqu
.ap_addr
.sa_family
= ARPHRD_ETHER
;
3020 /* Send event to user space */
3021 wireless_send_event(dev
, SIOCGIWAP
, &wrqu
, NULL
);
3024 static void airo_process_scan_results (struct airo_info
*ai
) {
3025 union iwreq_data wrqu
;
3028 BSSListElement
* loop_net
;
3029 BSSListElement
* tmp_net
;
3031 /* Blow away current list of scan results */
3032 list_for_each_entry_safe (loop_net
, tmp_net
, &ai
->network_list
, list
) {
3033 list_move_tail (&loop_net
->list
, &ai
->network_free_list
);
3034 /* Don't blow away ->list, just BSS data */
3035 memset (loop_net
, 0, sizeof (loop_net
->bss
));
3038 /* Try to read the first entry of the scan result */
3039 rc
= PC4500_readrid(ai
, ai
->bssListFirst
, &bss
, ai
->bssListRidLen
, 0);
3040 if((rc
) || (bss
.index
== 0xffff)) {
3041 /* No scan results */
3045 /* Read and parse all entries */
3047 while((!rc
) && (bss
.index
!= 0xffff)) {
3048 /* Grab a network off the free list */
3049 if (!list_empty(&ai
->network_free_list
)) {
3050 tmp_net
= list_entry(ai
->network_free_list
.next
,
3051 BSSListElement
, list
);
3052 list_del(ai
->network_free_list
.next
);
3055 if (tmp_net
!= NULL
) {
3056 memcpy(tmp_net
, &bss
, sizeof(tmp_net
->bss
));
3057 list_add_tail(&tmp_net
->list
, &ai
->network_list
);
3061 /* Read next entry */
3062 rc
= PC4500_readrid(ai
, ai
->bssListNext
,
3063 &bss
, ai
->bssListRidLen
, 0);
3067 ai
->scan_timeout
= 0;
3068 clear_bit(JOB_SCAN_RESULTS
, &ai
->jobs
);
3071 /* Send an empty event to user space.
3072 * We don't send the received data on
3073 * the event because it would require
3074 * us to do complex transcoding, and
3075 * we want to minimise the work done in
3076 * the irq handler. Use a request to
3077 * extract the data - Jean II */
3078 wrqu
.data
.length
= 0;
3079 wrqu
.data
.flags
= 0;
3080 wireless_send_event(ai
->dev
, SIOCGIWSCAN
, &wrqu
, NULL
);
3083 static int airo_thread(void *data
) {
3084 struct net_device
*dev
= data
;
3085 struct airo_info
*ai
= dev
->priv
;
3090 /* make swsusp happy with our thread */
3093 if (test_bit(JOB_DIE
, &ai
->jobs
))
3097 locked
= down_interruptible(&ai
->sem
);
3101 init_waitqueue_entry(&wait
, current
);
3102 add_wait_queue(&ai
->thr_wait
, &wait
);
3104 set_current_state(TASK_INTERRUPTIBLE
);
3107 if (ai
->expires
|| ai
->scan_timeout
) {
3108 if (ai
->scan_timeout
&&
3109 time_after_eq(jiffies
,ai
->scan_timeout
)){
3110 set_bit(JOB_SCAN_RESULTS
, &ai
->jobs
);
3112 } else if (ai
->expires
&&
3113 time_after_eq(jiffies
,ai
->expires
)){
3114 set_bit(JOB_AUTOWEP
, &ai
->jobs
);
3117 if (!kthread_should_stop() &&
3118 !freezing(current
)) {
3119 unsigned long wake_at
;
3120 if (!ai
->expires
|| !ai
->scan_timeout
) {
3121 wake_at
= max(ai
->expires
,
3124 wake_at
= min(ai
->expires
,
3127 schedule_timeout(wake_at
- jiffies
);
3130 } else if (!kthread_should_stop() &&
3131 !freezing(current
)) {
3137 current
->state
= TASK_RUNNING
;
3138 remove_wait_queue(&ai
->thr_wait
, &wait
);
3145 if (test_bit(JOB_DIE
, &ai
->jobs
)) {
3150 if (ai
->power
.event
|| test_bit(FLAG_FLASHING
, &ai
->flags
)) {
3155 if (test_bit(JOB_XMIT
, &ai
->jobs
))
3157 else if (test_bit(JOB_XMIT11
, &ai
->jobs
))
3158 airo_end_xmit11(dev
);
3159 else if (test_bit(JOB_STATS
, &ai
->jobs
))
3160 airo_read_stats(ai
);
3161 else if (test_bit(JOB_WSTATS
, &ai
->jobs
))
3162 airo_read_wireless_stats(ai
);
3163 else if (test_bit(JOB_PROMISC
, &ai
->jobs
))
3164 airo_set_promisc(ai
);
3165 else if (test_bit(JOB_MIC
, &ai
->jobs
))
3167 else if (test_bit(JOB_EVENT
, &ai
->jobs
))
3168 airo_send_event(dev
);
3169 else if (test_bit(JOB_AUTOWEP
, &ai
->jobs
))
3171 else if (test_bit(JOB_SCAN_RESULTS
, &ai
->jobs
))
3172 airo_process_scan_results(ai
);
3173 else /* Shouldn't get here, but we make sure to unlock */
3180 static int header_len(__le16 ctl
)
3182 u16 fc
= le16_to_cpu(ctl
);
3185 if ((fc
& 0xe0) == 0xc0)
3186 return 10; /* one-address control packet */
3187 return 16; /* two-address control packet */
3189 if ((fc
& 0x300) == 0x300)
3190 return 30; /* WDS packet */
3195 static irqreturn_t
airo_interrupt(int irq
, void *dev_id
)
3197 struct net_device
*dev
= dev_id
;
3200 struct airo_info
*apriv
= dev
->priv
;
3201 u16 savedInterrupts
= 0;
3204 if (!netif_device_present(dev
))
3208 status
= IN4500( apriv
, EVSTAT
);
3209 if ( !(status
& STATUS_INTS
) || status
== 0xffff ) break;
3213 if ( status
& EV_AWAKE
) {
3214 OUT4500( apriv
, EVACK
, EV_AWAKE
);
3215 OUT4500( apriv
, EVACK
, EV_AWAKE
);
3218 if (!savedInterrupts
) {
3219 savedInterrupts
= IN4500( apriv
, EVINTEN
);
3220 OUT4500( apriv
, EVINTEN
, 0 );
3223 if ( status
& EV_MIC
) {
3224 OUT4500( apriv
, EVACK
, EV_MIC
);
3225 if (test_bit(FLAG_MIC_CAPABLE
, &apriv
->flags
)) {
3226 set_bit(JOB_MIC
, &apriv
->jobs
);
3227 wake_up_interruptible(&apriv
->thr_wait
);
3230 if ( status
& EV_LINK
) {
3231 union iwreq_data wrqu
;
3232 int scan_forceloss
= 0;
3233 /* The link status has changed, if you want to put a
3234 monitor hook in, do it here. (Remember that
3235 interrupts are still disabled!)
3237 u16 newStatus
= IN4500(apriv
, LINKSTAT
);
3238 OUT4500( apriv
, EVACK
, EV_LINK
);
3239 /* Here is what newStatus means: */
3240 #define NOBEACON 0x8000 /* Loss of sync - missed beacons */
3241 #define MAXRETRIES 0x8001 /* Loss of sync - max retries */
3242 #define MAXARL 0x8002 /* Loss of sync - average retry level exceeded*/
3243 #define FORCELOSS 0x8003 /* Loss of sync - host request */
3244 #define TSFSYNC 0x8004 /* Loss of sync - TSF synchronization */
3245 #define DEAUTH 0x8100 /* Deauthentication (low byte is reason code) */
3246 #define DISASS 0x8200 /* Disassociation (low byte is reason code) */
3247 #define ASSFAIL 0x8400 /* Association failure (low byte is reason
3249 #define AUTHFAIL 0x0300 /* Authentication failure (low byte is reason
3251 #define ASSOCIATED 0x0400 /* Associated */
3252 #define REASSOCIATED 0x0600 /* Reassociated? Only on firmware >= 5.30.17 */
3253 #define RC_RESERVED 0 /* Reserved return code */
3254 #define RC_NOREASON 1 /* Unspecified reason */
3255 #define RC_AUTHINV 2 /* Previous authentication invalid */
3256 #define RC_DEAUTH 3 /* Deauthenticated because sending station is
3258 #define RC_NOACT 4 /* Disassociated due to inactivity */
3259 #define RC_MAXLOAD 5 /* Disassociated because AP is unable to handle
3260 all currently associated stations */
3261 #define RC_BADCLASS2 6 /* Class 2 frame received from
3262 non-Authenticated station */
3263 #define RC_BADCLASS3 7 /* Class 3 frame received from
3264 non-Associated station */
3265 #define RC_STATLEAVE 8 /* Disassociated because sending station is
3267 #define RC_NOAUTH 9 /* Station requesting (Re)Association is not
3268 Authenticated with the responding station */
3269 if (newStatus
== FORCELOSS
&& apriv
->scan_timeout
> 0)
3271 if(newStatus
== ASSOCIATED
|| newStatus
== REASSOCIATED
) {
3274 if (apriv
->list_bss_task
)
3275 wake_up_process(apriv
->list_bss_task
);
3276 set_bit(FLAG_UPDATE_UNI
, &apriv
->flags
);
3277 set_bit(FLAG_UPDATE_MULTI
, &apriv
->flags
);
3279 if (down_trylock(&apriv
->sem
) != 0) {
3280 set_bit(JOB_EVENT
, &apriv
->jobs
);
3281 wake_up_interruptible(&apriv
->thr_wait
);
3283 airo_send_event(dev
);
3284 } else if (!scan_forceloss
) {
3285 if (auto_wep
&& !apriv
->expires
) {
3286 apriv
->expires
= RUN_AT(3*HZ
);
3287 wake_up_interruptible(&apriv
->thr_wait
);
3290 /* Send event to user space */
3291 memset(wrqu
.ap_addr
.sa_data
, '\0', ETH_ALEN
);
3292 wrqu
.ap_addr
.sa_family
= ARPHRD_ETHER
;
3293 wireless_send_event(dev
, SIOCGIWAP
, &wrqu
,NULL
);
3297 /* Check to see if there is something to receive */
3298 if ( status
& EV_RX
) {
3299 struct sk_buff
*skb
= NULL
;
3300 u16 fc
, len
, hdrlen
= 0;
3314 if (test_bit(FLAG_MPI
,&apriv
->flags
)) {
3315 if (test_bit(FLAG_802_11
, &apriv
->flags
))
3316 mpi_receive_802_11(apriv
);
3318 mpi_receive_802_3(apriv
);
3319 OUT4500(apriv
, EVACK
, EV_RX
);
3323 fid
= IN4500( apriv
, RXFID
);
3325 /* Get the packet length */
3326 if (test_bit(FLAG_802_11
, &apriv
->flags
)) {
3327 bap_setup (apriv
, fid
, 4, BAP0
);
3328 bap_read (apriv
, (u16
*)&hdr
, sizeof(hdr
), BAP0
);
3329 /* Bad CRC. Ignore packet */
3330 if (le16_to_cpu(hdr
.status
) & 2)
3332 if (apriv
->wifidev
== NULL
)
3335 bap_setup (apriv
, fid
, 0x36, BAP0
);
3336 bap_read (apriv
, (u16
*)&hdr
.len
, 2, BAP0
);
3338 len
= le16_to_cpu(hdr
.len
);
3340 if (len
> AIRO_DEF_MTU
) {
3341 airo_print_err(apriv
->dev
->name
, "Bad size %d", len
);
3347 if (test_bit(FLAG_802_11
, &apriv
->flags
)) {
3348 bap_read (apriv
, &fc
, sizeof(fc
), BAP0
);
3349 hdrlen
= header_len(fc
);
3351 hdrlen
= ETH_ALEN
* 2;
3353 skb
= dev_alloc_skb( len
+ hdrlen
+ 2 + 2 );
3355 apriv
->stats
.rx_dropped
++;
3358 skb_reserve(skb
, 2); /* This way the IP header is aligned */
3359 buffer
= (u16
*)skb_put (skb
, len
+ hdrlen
);
3360 if (test_bit(FLAG_802_11
, &apriv
->flags
)) {
3362 bap_read (apriv
, buffer
+ 1, hdrlen
- 2, BAP0
);
3364 bap_read (apriv
, tmpbuf
, 6, BAP0
);
3366 bap_read (apriv
, &gap
, sizeof(gap
), BAP0
);
3367 gap
= le16_to_cpu(gap
);
3370 bap_read (apriv
, tmpbuf
, gap
, BAP0
);
3372 airo_print_err(apriv
->dev
->name
, "gaplen too "
3373 "big. Problems will follow...");
3376 bap_read (apriv
, buffer
+ hdrlen
/2, len
, BAP0
);
3379 bap_read (apriv
, buffer
, ETH_ALEN
*2, BAP0
);
3380 if (apriv
->micstats
.enabled
) {
3381 bap_read (apriv
,(u16
*)&micbuf
,sizeof(micbuf
),BAP0
);
3382 if (ntohs(micbuf
.typelen
) > 0x05DC)
3383 bap_setup (apriv
, fid
, 0x44, BAP0
);
3385 if (len
<= sizeof(micbuf
))
3388 len
-= sizeof(micbuf
);
3389 skb_trim (skb
, len
+ hdrlen
);
3392 bap_read(apriv
,buffer
+ETH_ALEN
,len
,BAP0
);
3393 if (decapsulate(apriv
,&micbuf
,(etherHead
*)buffer
,len
)) {
3395 dev_kfree_skb_irq (skb
);
3397 OUT4500( apriv
, EVACK
, EV_RX
);
3402 if (apriv
->spy_data
.spy_number
> 0) {
3404 struct iw_quality wstats
;
3405 /* Prepare spy data : addr + qual */
3406 if (!test_bit(FLAG_802_11
, &apriv
->flags
)) {
3407 sa
= (char*)buffer
+ 6;
3408 bap_setup (apriv
, fid
, 8, BAP0
);
3409 bap_read (apriv
, (u16
*)hdr
.rssi
, 2, BAP0
);
3411 sa
= (char*)buffer
+ 10;
3412 wstats
.qual
= hdr
.rssi
[0];
3414 wstats
.level
= 0x100 - apriv
->rssi
[hdr
.rssi
[1]].rssidBm
;
3416 wstats
.level
= (hdr
.rssi
[1] + 321) / 2;
3417 wstats
.noise
= apriv
->wstats
.qual
.noise
;
3418 wstats
.updated
= IW_QUAL_LEVEL_UPDATED
3419 | IW_QUAL_QUAL_UPDATED
3421 /* Update spy records */
3422 wireless_spy_update(dev
, sa
, &wstats
);
3424 #endif /* WIRELESS_SPY */
3425 OUT4500( apriv
, EVACK
, EV_RX
);
3427 if (test_bit(FLAG_802_11
, &apriv
->flags
)) {
3428 skb_reset_mac_header(skb
);
3429 skb
->pkt_type
= PACKET_OTHERHOST
;
3430 skb
->dev
= apriv
->wifidev
;
3431 skb
->protocol
= htons(ETH_P_802_2
);
3433 skb
->protocol
= eth_type_trans(skb
,dev
);
3434 skb
->dev
->last_rx
= jiffies
;
3435 skb
->ip_summed
= CHECKSUM_NONE
;
3441 /* Check to see if a packet has been transmitted */
3442 if ( status
& ( EV_TX
|EV_TXCPY
|EV_TXEXC
) ) {
3447 if (test_bit(FLAG_MPI
,&apriv
->flags
)) {
3448 unsigned long flags
;
3450 if (status
& EV_TXEXC
)
3451 get_tx_error(apriv
, -1);
3452 spin_lock_irqsave(&apriv
->aux_lock
, flags
);
3453 if (!skb_queue_empty(&apriv
->txq
)) {
3454 spin_unlock_irqrestore(&apriv
->aux_lock
,flags
);
3455 mpi_send_packet (dev
);
3457 clear_bit(FLAG_PENDING_XMIT
, &apriv
->flags
);
3458 spin_unlock_irqrestore(&apriv
->aux_lock
,flags
);
3459 netif_wake_queue (dev
);
3461 OUT4500( apriv
, EVACK
,
3462 status
& (EV_TX
|EV_TXCPY
|EV_TXEXC
));
3466 fid
= IN4500(apriv
, TXCOMPLFID
);
3468 for( i
= 0; i
< MAX_FIDS
; i
++ ) {
3469 if ( ( apriv
->fids
[i
] & 0xffff ) == fid
) {
3470 len
= apriv
->fids
[i
] >> 16;
3475 if (status
& EV_TXEXC
)
3476 get_tx_error(apriv
, index
);
3477 OUT4500( apriv
, EVACK
, status
& (EV_TX
| EV_TXEXC
));
3478 /* Set up to be used again */
3479 apriv
->fids
[index
] &= 0xffff;
3480 if (index
< MAX_FIDS
/ 2) {
3481 if (!test_bit(FLAG_PENDING_XMIT
, &apriv
->flags
))
3482 netif_wake_queue(dev
);
3484 if (!test_bit(FLAG_PENDING_XMIT11
, &apriv
->flags
))
3485 netif_wake_queue(apriv
->wifidev
);
3488 OUT4500( apriv
, EVACK
, status
& (EV_TX
| EV_TXCPY
| EV_TXEXC
));
3489 airo_print_err(apriv
->dev
->name
, "Unallocated FID was "
3494 if ( status
& ~STATUS_INTS
& ~IGNORE_INTS
)
3495 airo_print_warn(apriv
->dev
->name
, "Got weird status %x",
3496 status
& ~STATUS_INTS
& ~IGNORE_INTS
);
3499 if (savedInterrupts
)
3500 OUT4500( apriv
, EVINTEN
, savedInterrupts
);
3503 return IRQ_RETVAL(handled
);
3507 * Routines to talk to the card
3511 * This was originally written for the 4500, hence the name
3512 * NOTE: If use with 8bit mode and SMP bad things will happen!
3513 * Why would some one do 8 bit IO in an SMP machine?!?
3515 static void OUT4500( struct airo_info
*ai
, u16 reg
, u16 val
) {
3516 if (test_bit(FLAG_MPI
,&ai
->flags
))
3519 outw( val
, ai
->dev
->base_addr
+ reg
);
3521 outb( val
& 0xff, ai
->dev
->base_addr
+ reg
);
3522 outb( val
>> 8, ai
->dev
->base_addr
+ reg
+ 1 );
3526 static u16
IN4500( struct airo_info
*ai
, u16 reg
) {
3529 if (test_bit(FLAG_MPI
,&ai
->flags
))
3532 rc
= inw( ai
->dev
->base_addr
+ reg
);
3534 rc
= inb( ai
->dev
->base_addr
+ reg
);
3535 rc
+= ((int)inb( ai
->dev
->base_addr
+ reg
+ 1 )) << 8;
3540 static int enable_MAC(struct airo_info
*ai
, int lock
)
3546 /* FLAG_RADIO_OFF : Radio disabled via /proc or Wireless Extensions
3547 * FLAG_RADIO_DOWN : Radio disabled via "ifconfig ethX down"
3548 * Note : we could try to use !netif_running(dev) in enable_MAC()
3549 * instead of this flag, but I don't trust it *within* the
3550 * open/close functions, and testing both flags together is
3551 * "cheaper" - Jean II */
3552 if (ai
->flags
& FLAG_RADIO_MASK
) return SUCCESS
;
3554 if (lock
&& down_interruptible(&ai
->sem
))
3555 return -ERESTARTSYS
;
3557 if (!test_bit(FLAG_ENABLED
, &ai
->flags
)) {
3558 memset(&cmd
, 0, sizeof(cmd
));
3559 cmd
.cmd
= MAC_ENABLE
;
3560 rc
= issuecommand(ai
, &cmd
, &rsp
);
3562 set_bit(FLAG_ENABLED
, &ai
->flags
);
3570 airo_print_err(ai
->dev
->name
, "Cannot enable MAC");
3571 else if ((rsp
.status
& 0xFF00) != 0) {
3572 airo_print_err(ai
->dev
->name
, "Bad MAC enable reason=%x, "
3573 "rid=%x, offset=%d", rsp
.rsp0
, rsp
.rsp1
, rsp
.rsp2
);
3579 static void disable_MAC( struct airo_info
*ai
, int lock
) {
3583 if (lock
&& down_interruptible(&ai
->sem
))
3586 if (test_bit(FLAG_ENABLED
, &ai
->flags
)) {
3587 memset(&cmd
, 0, sizeof(cmd
));
3588 cmd
.cmd
= MAC_DISABLE
; // disable in case already enabled
3589 issuecommand(ai
, &cmd
, &rsp
);
3590 clear_bit(FLAG_ENABLED
, &ai
->flags
);
3596 static void enable_interrupts( struct airo_info
*ai
) {
3597 /* Enable the interrupts */
3598 OUT4500( ai
, EVINTEN
, STATUS_INTS
);
3601 static void disable_interrupts( struct airo_info
*ai
) {
3602 OUT4500( ai
, EVINTEN
, 0 );
3605 static void mpi_receive_802_3(struct airo_info
*ai
)
3609 struct sk_buff
*skb
;
3614 memcpy_fromio(&rxd
, ai
->rxfids
[0].card_ram_off
, sizeof(rxd
));
3615 /* Make sure we got something */
3616 if (rxd
.rdy
&& rxd
.valid
== 0) {
3618 if (len
< 12 || len
> 2048)
3621 skb
= dev_alloc_skb(len
);
3623 ai
->stats
.rx_dropped
++;
3626 buffer
= skb_put(skb
,len
);
3627 memcpy(buffer
, ai
->rxfids
[0].virtual_host_addr
, ETH_ALEN
* 2);
3628 if (ai
->micstats
.enabled
) {
3630 ai
->rxfids
[0].virtual_host_addr
+ ETH_ALEN
* 2,
3632 if (ntohs(micbuf
.typelen
) <= 0x05DC) {
3633 if (len
<= sizeof(micbuf
) + ETH_ALEN
* 2)
3636 off
= sizeof(micbuf
);
3637 skb_trim (skb
, len
- off
);
3640 memcpy(buffer
+ ETH_ALEN
* 2,
3641 ai
->rxfids
[0].virtual_host_addr
+ ETH_ALEN
* 2 + off
,
3642 len
- ETH_ALEN
* 2 - off
);
3643 if (decapsulate (ai
, &micbuf
, (etherHead
*)buffer
, len
- off
- ETH_ALEN
* 2)) {
3645 dev_kfree_skb_irq (skb
);
3649 if (ai
->spy_data
.spy_number
> 0) {
3651 struct iw_quality wstats
;
3652 /* Prepare spy data : addr + qual */
3653 sa
= buffer
+ ETH_ALEN
;
3654 wstats
.qual
= 0; /* XXX Where do I get that info from ??? */
3657 /* Update spy records */
3658 wireless_spy_update(ai
->dev
, sa
, &wstats
);
3660 #endif /* WIRELESS_SPY */
3662 skb
->ip_summed
= CHECKSUM_NONE
;
3663 skb
->protocol
= eth_type_trans(skb
, ai
->dev
);
3664 skb
->dev
->last_rx
= jiffies
;
3668 if (rxd
.valid
== 0) {
3672 memcpy_toio(ai
->rxfids
[0].card_ram_off
, &rxd
, sizeof(rxd
));
3676 void mpi_receive_802_11 (struct airo_info
*ai
)
3679 struct sk_buff
*skb
= NULL
;
3680 u16 len
, hdrlen
= 0;
3693 char *ptr
= ai
->rxfids
[0].virtual_host_addr
+4;
3695 memcpy_fromio(&rxd
, ai
->rxfids
[0].card_ram_off
, sizeof(rxd
));
3696 memcpy ((char *)&hdr
, ptr
, sizeof(hdr
));
3698 /* Bad CRC. Ignore packet */
3699 if (le16_to_cpu(hdr
.status
) & 2)
3701 if (ai
->wifidev
== NULL
)
3703 len
= le16_to_cpu(hdr
.len
);
3704 if (len
> AIRO_DEF_MTU
) {
3705 airo_print_err(ai
->dev
->name
, "Bad size %d", len
);
3711 fc
= get_unaligned((__le16
*)ptr
);
3712 hdrlen
= header_len(fc
);
3714 skb
= dev_alloc_skb( len
+ hdrlen
+ 2 );
3716 ai
->stats
.rx_dropped
++;
3719 buffer
= (u16
*)skb_put (skb
, len
+ hdrlen
);
3720 memcpy ((char *)buffer
, ptr
, hdrlen
);
3724 memcpy ((char *)&gap
, ptr
, sizeof(gap
));
3726 gap
= le16_to_cpu(gap
);
3731 airo_print_err(ai
->dev
->name
,
3732 "gaplen too big. Problems will follow...");
3734 memcpy ((char *)buffer
+ hdrlen
, ptr
, len
);
3736 #ifdef IW_WIRELESS_SPY /* defined in iw_handler.h */
3737 if (ai
->spy_data
.spy_number
> 0) {
3739 struct iw_quality wstats
;
3740 /* Prepare spy data : addr + qual */
3741 sa
= (char*)buffer
+ 10;
3742 wstats
.qual
= hdr
.rssi
[0];
3744 wstats
.level
= 0x100 - ai
->rssi
[hdr
.rssi
[1]].rssidBm
;
3746 wstats
.level
= (hdr
.rssi
[1] + 321) / 2;
3747 wstats
.noise
= ai
->wstats
.qual
.noise
;
3748 wstats
.updated
= IW_QUAL_QUAL_UPDATED
3749 | IW_QUAL_LEVEL_UPDATED
3751 /* Update spy records */
3752 wireless_spy_update(ai
->dev
, sa
, &wstats
);
3754 #endif /* IW_WIRELESS_SPY */
3755 skb_reset_mac_header(skb
);
3756 skb
->pkt_type
= PACKET_OTHERHOST
;
3757 skb
->dev
= ai
->wifidev
;
3758 skb
->protocol
= htons(ETH_P_802_2
);
3759 skb
->dev
->last_rx
= jiffies
;
3760 skb
->ip_summed
= CHECKSUM_NONE
;
3763 if (rxd
.valid
== 0) {
3767 memcpy_toio(ai
->rxfids
[0].card_ram_off
, &rxd
, sizeof(rxd
));
3771 static u16
setup_card(struct airo_info
*ai
, u8
*mac
, int lock
)
3782 memset( &mySsid
, 0, sizeof( mySsid
) );
3786 /* The NOP is the first step in getting the card going */
3788 cmd
.parm0
= cmd
.parm1
= cmd
.parm2
= 0;
3789 if (lock
&& down_interruptible(&ai
->sem
))
3791 if ( issuecommand( ai
, &cmd
, &rsp
) != SUCCESS
) {
3796 disable_MAC( ai
, 0);
3798 // Let's figure out if we need to use the AUX port
3799 if (!test_bit(FLAG_MPI
,&ai
->flags
)) {
3800 cmd
.cmd
= CMD_ENABLEAUX
;
3801 if (issuecommand(ai
, &cmd
, &rsp
) != SUCCESS
) {
3804 airo_print_err(ai
->dev
->name
, "Error checking for AUX port");
3807 if (!aux_bap
|| rsp
.status
& 0xff00) {
3808 ai
->bap_read
= fast_bap_read
;
3809 airo_print_dbg(ai
->dev
->name
, "Doing fast bap_reads");
3811 ai
->bap_read
= aux_bap_read
;
3812 airo_print_dbg(ai
->dev
->name
, "Doing AUX bap_reads");
3817 if (ai
->config
.len
== 0) {
3818 tdsRssiRid rssi_rid
;
3819 CapabilityRid cap_rid
;
3825 // general configuration (read/modify/write)
3826 status
= readConfigRid(ai
, lock
);
3827 if ( status
!= SUCCESS
) return ERROR
;
3829 status
= readCapabilityRid(ai
, &cap_rid
, lock
);
3830 if ( status
!= SUCCESS
) return ERROR
;
3832 status
= PC4500_readrid(ai
,RID_RSSI
,&rssi_rid
,sizeof(rssi_rid
),lock
);
3833 if ( status
== SUCCESS
) {
3834 if (ai
->rssi
|| (ai
->rssi
= kmalloc(512, GFP_KERNEL
)) != NULL
)
3835 memcpy(ai
->rssi
, (u8
*)&rssi_rid
+ 2, 512); /* Skip RID length member */
3840 if (cap_rid
.softCap
& 8)
3841 ai
->config
.rmode
|= RXMODE_NORMALIZED_RSSI
;
3843 airo_print_warn(ai
->dev
->name
, "unknown received signal "
3846 ai
->config
.opmode
= adhoc
? MODE_STA_IBSS
: MODE_STA_ESS
;
3847 ai
->config
.authType
= AUTH_OPEN
;
3848 ai
->config
.modulation
= MOD_CCK
;
3850 if ((cap_rid
.len
>=sizeof(cap_rid
)) &&
3851 (cap_rid
.extSoftCap
& cpu_to_le16(1)) &&
3852 (micsetup(ai
) == SUCCESS
)) {
3853 ai
->config
.opmode
|= MODE_MIC
;
3854 set_bit(FLAG_MIC_CAPABLE
, &ai
->flags
);
3857 /* Save off the MAC */
3858 for( i
= 0; i
< ETH_ALEN
; i
++ ) {
3859 mac
[i
] = ai
->config
.macAddr
[i
];
3862 /* Check to see if there are any insmod configured
3866 memset(ai
->config
.rates
,0,sizeof(ai
->config
.rates
));
3867 for( i
= 0; i
< 8 && rates
[i
]; i
++ ) {
3868 ai
->config
.rates
[i
] = rates
[i
];
3871 if ( basic_rate
> 0 ) {
3873 for( i
= 0; i
< 8; i
++ ) {
3874 if ( ai
->config
.rates
[i
] == basic_rate
||
3875 !ai
->config
.rates
) {
3876 ai
->config
.rates
[i
] = basic_rate
| 0x80;
3881 set_bit (FLAG_COMMIT
, &ai
->flags
);
3884 /* Setup the SSIDs if present */
3887 for( i
= 0; i
< 3 && ssids
[i
]; i
++ ) {
3888 mySsid
.ssids
[i
].len
= strlen(ssids
[i
]);
3889 if ( mySsid
.ssids
[i
].len
> 32 )
3890 mySsid
.ssids
[i
].len
= 32;
3891 memcpy(mySsid
.ssids
[i
].ssid
, ssids
[i
],
3892 mySsid
.ssids
[i
].len
);
3894 mySsid
.len
= sizeof(mySsid
);
3897 status
= writeConfigRid(ai
, lock
);
3898 if ( status
!= SUCCESS
) return ERROR
;
3900 /* Set up the SSID list */
3902 status
= writeSsidRid(ai
, &mySsid
, lock
);
3903 if ( status
!= SUCCESS
) return ERROR
;
3906 status
= enable_MAC(ai
, lock
);
3907 if (status
!= SUCCESS
)
3910 /* Grab the initial wep key, we gotta save it for auto_wep */
3911 rc
= readWepKeyRid(ai
, &wkr
, 1, lock
);
3912 if (rc
== SUCCESS
) do {
3913 lastindex
= wkr
.kindex
;
3914 if (wkr
.kindex
== 0xffff) {
3915 ai
->defindex
= wkr
.mac
[0];
3917 rc
= readWepKeyRid(ai
, &wkr
, 0, lock
);
3918 } while(lastindex
!= wkr
.kindex
);
3925 static u16
issuecommand(struct airo_info
*ai
, Cmd
*pCmd
, Resp
*pRsp
) {
3926 // Im really paranoid about letting it run forever!
3927 int max_tries
= 600000;
3929 if (IN4500(ai
, EVSTAT
) & EV_CMD
)
3930 OUT4500(ai
, EVACK
, EV_CMD
);
3932 OUT4500(ai
, PARAM0
, pCmd
->parm0
);
3933 OUT4500(ai
, PARAM1
, pCmd
->parm1
);
3934 OUT4500(ai
, PARAM2
, pCmd
->parm2
);
3935 OUT4500(ai
, COMMAND
, pCmd
->cmd
);
3937 while (max_tries
-- && (IN4500(ai
, EVSTAT
) & EV_CMD
) == 0) {
3938 if ((IN4500(ai
, COMMAND
)) == pCmd
->cmd
)
3939 // PC4500 didn't notice command, try again
3940 OUT4500(ai
, COMMAND
, pCmd
->cmd
);
3941 if (!in_atomic() && (max_tries
& 255) == 0)
3945 if ( max_tries
== -1 ) {
3946 airo_print_err(ai
->dev
->name
,
3947 "Max tries exceeded when issueing command");
3948 if (IN4500(ai
, COMMAND
) & COMMAND_BUSY
)
3949 OUT4500(ai
, EVACK
, EV_CLEARCOMMANDBUSY
);
3953 // command completed
3954 pRsp
->status
= IN4500(ai
, STATUS
);
3955 pRsp
->rsp0
= IN4500(ai
, RESP0
);
3956 pRsp
->rsp1
= IN4500(ai
, RESP1
);
3957 pRsp
->rsp2
= IN4500(ai
, RESP2
);
3958 if ((pRsp
->status
& 0xff00)!=0 && pCmd
->cmd
!= CMD_SOFTRESET
)
3959 airo_print_err(ai
->dev
->name
,
3960 "cmd:%x status:%x rsp0:%x rsp1:%x rsp2:%x",
3961 pCmd
->cmd
, pRsp
->status
, pRsp
->rsp0
, pRsp
->rsp1
,
3964 // clear stuck command busy if necessary
3965 if (IN4500(ai
, COMMAND
) & COMMAND_BUSY
) {
3966 OUT4500(ai
, EVACK
, EV_CLEARCOMMANDBUSY
);
3968 // acknowledge processing the status/response
3969 OUT4500(ai
, EVACK
, EV_CMD
);
3974 /* Sets up the bap to start exchange data. whichbap should
3975 * be one of the BAP0 or BAP1 defines. Locks should be held before
3977 static int bap_setup(struct airo_info
*ai
, u16 rid
, u16 offset
, int whichbap
)
3982 OUT4500(ai
, SELECT0
+whichbap
, rid
);
3983 OUT4500(ai
, OFFSET0
+whichbap
, offset
);
3985 int status
= IN4500(ai
, OFFSET0
+whichbap
);
3986 if (status
& BAP_BUSY
) {
3987 /* This isn't really a timeout, but its kinda
3992 } else if ( status
& BAP_ERR
) {
3993 /* invalid rid or offset */
3994 airo_print_err(ai
->dev
->name
, "BAP error %x %d",
3997 } else if (status
& BAP_DONE
) { // success
4000 if ( !(max_tries
--) ) {
4001 airo_print_err(ai
->dev
->name
,
4002 "BAP setup error too many retries\n");
4005 // -- PC4500 missed it, try again
4006 OUT4500(ai
, SELECT0
+whichbap
, rid
);
4007 OUT4500(ai
, OFFSET0
+whichbap
, offset
);
4012 /* should only be called by aux_bap_read. This aux function and the
4013 following use concepts not documented in the developers guide. I
4014 got them from a patch given to my by Aironet */
4015 static u16
aux_setup(struct airo_info
*ai
, u16 page
,
4016 u16 offset
, u16
*len
)
4020 OUT4500(ai
, AUXPAGE
, page
);
4021 OUT4500(ai
, AUXOFF
, 0);
4022 next
= IN4500(ai
, AUXDATA
);
4023 *len
= IN4500(ai
, AUXDATA
)&0xff;
4024 if (offset
!= 4) OUT4500(ai
, AUXOFF
, offset
);
4028 /* requires call to bap_setup() first */
4029 static int aux_bap_read(struct airo_info
*ai
, u16
*pu16Dst
,
4030 int bytelen
, int whichbap
)
4038 unsigned long flags
;
4040 spin_lock_irqsave(&ai
->aux_lock
, flags
);
4041 page
= IN4500(ai
, SWS0
+whichbap
);
4042 offset
= IN4500(ai
, SWS2
+whichbap
);
4043 next
= aux_setup(ai
, page
, offset
, &len
);
4044 words
= (bytelen
+1)>>1;
4046 for (i
=0; i
<words
;) {
4048 count
= (len
>>1) < (words
-i
) ? (len
>>1) : (words
-i
);
4050 insw( ai
->dev
->base_addr
+DATA0
+whichbap
,
4053 insb( ai
->dev
->base_addr
+DATA0
+whichbap
,
4054 pu16Dst
+i
, count
<< 1 );
4057 next
= aux_setup(ai
, next
, 4, &len
);
4060 spin_unlock_irqrestore(&ai
->aux_lock
, flags
);
4065 /* requires call to bap_setup() first */
4066 static int fast_bap_read(struct airo_info
*ai
, u16
*pu16Dst
,
4067 int bytelen
, int whichbap
)
4069 bytelen
= (bytelen
+ 1) & (~1); // round up to even value
4071 insw( ai
->dev
->base_addr
+DATA0
+whichbap
, pu16Dst
, bytelen
>>1 );
4073 insb( ai
->dev
->base_addr
+DATA0
+whichbap
, pu16Dst
, bytelen
);
4077 /* requires call to bap_setup() first */
4078 static int bap_write(struct airo_info
*ai
, const u16
*pu16Src
,
4079 int bytelen
, int whichbap
)
4081 bytelen
= (bytelen
+ 1) & (~1); // round up to even value
4083 outsw( ai
->dev
->base_addr
+DATA0
+whichbap
,
4084 pu16Src
, bytelen
>>1 );
4086 outsb( ai
->dev
->base_addr
+DATA0
+whichbap
, pu16Src
, bytelen
);
4090 static int PC4500_accessrid(struct airo_info
*ai
, u16 rid
, u16 accmd
)
4092 Cmd cmd
; /* for issuing commands */
4093 Resp rsp
; /* response from commands */
4096 memset(&cmd
, 0, sizeof(cmd
));
4099 status
= issuecommand(ai
, &cmd
, &rsp
);
4100 if (status
!= 0) return status
;
4101 if ( (rsp
.status
& 0x7F00) != 0) {
4102 return (accmd
<< 8) + (rsp
.rsp0
& 0xFF);
4107 /* Note, that we are using BAP1 which is also used by transmit, so
4108 * we must get a lock. */
4109 static int PC4500_readrid(struct airo_info
*ai
, u16 rid
, void *pBuf
, int len
, int lock
)
4115 if (down_interruptible(&ai
->sem
))
4118 if (test_bit(FLAG_MPI
,&ai
->flags
)) {
4122 memset(&cmd
, 0, sizeof(cmd
));
4123 memset(&rsp
, 0, sizeof(rsp
));
4124 ai
->config_desc
.rid_desc
.valid
= 1;
4125 ai
->config_desc
.rid_desc
.len
= RIDSIZE
;
4126 ai
->config_desc
.rid_desc
.rid
= 0;
4127 ai
->config_desc
.rid_desc
.host_addr
= ai
->ridbus
;
4129 cmd
.cmd
= CMD_ACCESS
;
4132 memcpy_toio(ai
->config_desc
.card_ram_off
,
4133 &ai
->config_desc
.rid_desc
, sizeof(Rid
));
4135 rc
= issuecommand(ai
, &cmd
, &rsp
);
4137 if (rsp
.status
& 0x7f00)
4140 memcpy(pBuf
, ai
->config_desc
.virtual_host_addr
, len
);
4143 if ((status
= PC4500_accessrid(ai
, rid
, CMD_ACCESS
))!=SUCCESS
) {
4147 if (bap_setup(ai
, rid
, 0, BAP1
) != SUCCESS
) {
4151 // read the rid length field
4152 bap_read(ai
, pBuf
, 2, BAP1
);
4153 // length for remaining part of rid
4154 len
= min(len
, (int)le16_to_cpu(*(u16
*)pBuf
)) - 2;
4157 airo_print_err(ai
->dev
->name
,
4158 "Rid %x has a length of %d which is too short",
4159 (int)rid
, (int)len
);
4163 // read remainder of the rid
4164 rc
= bap_read(ai
, ((u16
*)pBuf
)+1, len
, BAP1
);
4172 /* Note, that we are using BAP1 which is also used by transmit, so
4173 * make sure this isnt called when a transmit is happening */
4174 static int PC4500_writerid(struct airo_info
*ai
, u16 rid
,
4175 const void *pBuf
, int len
, int lock
)
4180 *(u16
*)pBuf
= cpu_to_le16((u16
)len
);
4183 if (down_interruptible(&ai
->sem
))
4186 if (test_bit(FLAG_MPI
,&ai
->flags
)) {
4190 if (test_bit(FLAG_ENABLED
, &ai
->flags
) && (RID_WEP_TEMP
!= rid
))
4191 airo_print_err(ai
->dev
->name
,
4192 "%s: MAC should be disabled (rid=%04x)",
4194 memset(&cmd
, 0, sizeof(cmd
));
4195 memset(&rsp
, 0, sizeof(rsp
));
4197 ai
->config_desc
.rid_desc
.valid
= 1;
4198 ai
->config_desc
.rid_desc
.len
= *((u16
*)pBuf
);
4199 ai
->config_desc
.rid_desc
.rid
= 0;
4201 cmd
.cmd
= CMD_WRITERID
;
4204 memcpy_toio(ai
->config_desc
.card_ram_off
,
4205 &ai
->config_desc
.rid_desc
, sizeof(Rid
));
4207 if (len
< 4 || len
> 2047) {
4208 airo_print_err(ai
->dev
->name
, "%s: len=%d", __FUNCTION__
, len
);
4211 memcpy((char *)ai
->config_desc
.virtual_host_addr
,
4214 rc
= issuecommand(ai
, &cmd
, &rsp
);
4215 if ((rc
& 0xff00) != 0) {
4216 airo_print_err(ai
->dev
->name
, "%s: Write rid Error %d",
4218 airo_print_err(ai
->dev
->name
, "%s: Cmd=%04x",
4219 __FUNCTION__
, cmd
.cmd
);
4222 if ((rsp
.status
& 0x7f00))
4226 // --- first access so that we can write the rid data
4227 if ( (status
= PC4500_accessrid(ai
, rid
, CMD_ACCESS
)) != 0) {
4231 // --- now write the rid data
4232 if (bap_setup(ai
, rid
, 0, BAP1
) != SUCCESS
) {
4236 bap_write(ai
, pBuf
, len
, BAP1
);
4237 // ---now commit the rid data
4238 rc
= PC4500_accessrid(ai
, rid
, 0x100|CMD_ACCESS
);
4246 /* Allocates a FID to be used for transmitting packets. We only use
4248 static u16
transmit_allocate(struct airo_info
*ai
, int lenPayload
, int raw
)
4250 unsigned int loop
= 3000;
4256 cmd
.cmd
= CMD_ALLOCATETX
;
4257 cmd
.parm0
= lenPayload
;
4258 if (down_interruptible(&ai
->sem
))
4260 if (issuecommand(ai
, &cmd
, &rsp
) != SUCCESS
) {
4264 if ( (rsp
.status
& 0xFF00) != 0) {
4268 /* wait for the allocate event/indication
4269 * It makes me kind of nervous that this can just sit here and spin,
4270 * but in practice it only loops like four times. */
4271 while (((IN4500(ai
, EVSTAT
) & EV_ALLOC
) == 0) && --loop
);
4277 // get the allocated fid and acknowledge
4278 txFid
= IN4500(ai
, TXALLOCFID
);
4279 OUT4500(ai
, EVACK
, EV_ALLOC
);
4281 /* The CARD is pretty cool since it converts the ethernet packet
4282 * into 802.11. Also note that we don't release the FID since we
4283 * will be using the same one over and over again. */
4284 /* We only have to setup the control once since we are not
4285 * releasing the fid. */
4287 txControl
= cpu_to_le16(TXCTL_TXOK
| TXCTL_TXEX
| TXCTL_802_11
4288 | TXCTL_ETHERNET
| TXCTL_NORELEASE
);
4290 txControl
= cpu_to_le16(TXCTL_TXOK
| TXCTL_TXEX
| TXCTL_802_3
4291 | TXCTL_ETHERNET
| TXCTL_NORELEASE
);
4292 if (bap_setup(ai
, txFid
, 0x0008, BAP1
) != SUCCESS
)
4295 bap_write(ai
, &txControl
, sizeof(txControl
), BAP1
);
4303 /* In general BAP1 is dedicated to transmiting packets. However,
4304 since we need a BAP when accessing RIDs, we also use BAP1 for that.
4305 Make sure the BAP1 spinlock is held when this is called. */
4306 static int transmit_802_3_packet(struct airo_info
*ai
, int len
, char *pPacket
)
4317 if (len
<= ETH_ALEN
* 2) {
4318 airo_print_warn(ai
->dev
->name
, "Short packet %d", len
);
4321 len
-= ETH_ALEN
* 2;
4323 if (test_bit(FLAG_MIC_CAPABLE
, &ai
->flags
) && ai
->micstats
.enabled
&&
4324 (ntohs(((u16
*)pPacket
)[6]) != 0x888E)) {
4325 if (encapsulate(ai
,(etherHead
*)pPacket
,&pMic
,len
) != SUCCESS
)
4327 miclen
= sizeof(pMic
);
4329 // packet is destination[6], source[6], payload[len-12]
4330 // write the payload length and dst/src/payload
4331 if (bap_setup(ai
, txFid
, 0x0036, BAP1
) != SUCCESS
) return ERROR
;
4332 /* The hardware addresses aren't counted as part of the payload, so
4333 * we have to subtract the 12 bytes for the addresses off */
4334 payloadLen
= cpu_to_le16(len
+ miclen
);
4335 bap_write(ai
, &payloadLen
, sizeof(payloadLen
),BAP1
);
4336 bap_write(ai
, (const u16
*)pPacket
, sizeof(etherHead
), BAP1
);
4338 bap_write(ai
, (const u16
*)&pMic
, miclen
, BAP1
);
4339 bap_write(ai
, (const u16
*)(pPacket
+ sizeof(etherHead
)), len
, BAP1
);
4340 // issue the transmit command
4341 memset( &cmd
, 0, sizeof( cmd
) );
4342 cmd
.cmd
= CMD_TRANSMIT
;
4344 if (issuecommand(ai
, &cmd
, &rsp
) != SUCCESS
) return ERROR
;
4345 if ( (rsp
.status
& 0xFF00) != 0) return ERROR
;
4349 static int transmit_802_11_packet(struct airo_info
*ai
, int len
, char *pPacket
)
4355 static u8 tail
[(30-10) + 2 + 6] = {[30-10] = 6};
4356 /* padding of header to full size + le16 gaplen (6) + gaplen bytes */
4360 fc
= *(__le16
*)pPacket
;
4361 hdrlen
= header_len(fc
);
4364 airo_print_warn(ai
->dev
->name
, "Short packet %d", len
);
4368 /* packet is 802.11 header + payload
4369 * write the payload length and dst/src/payload */
4370 if (bap_setup(ai
, txFid
, 6, BAP1
) != SUCCESS
) return ERROR
;
4371 /* The 802.11 header aren't counted as part of the payload, so
4372 * we have to subtract the header bytes off */
4373 payloadLen
= cpu_to_le16(len
-hdrlen
);
4374 bap_write(ai
, &payloadLen
, sizeof(payloadLen
),BAP1
);
4375 if (bap_setup(ai
, txFid
, 0x0014, BAP1
) != SUCCESS
) return ERROR
;
4376 bap_write(ai
, (const u16
*)pPacket
, hdrlen
, BAP1
);
4377 bap_write(ai
, (u16
*)(tail
+ (hdrlen
- 10)), 38 - hdrlen
, BAP1
);
4379 bap_write(ai
, (const u16
*)(pPacket
+ hdrlen
), len
- hdrlen
, BAP1
);
4380 // issue the transmit command
4381 memset( &cmd
, 0, sizeof( cmd
) );
4382 cmd
.cmd
= CMD_TRANSMIT
;
4384 if (issuecommand(ai
, &cmd
, &rsp
) != SUCCESS
) return ERROR
;
4385 if ( (rsp
.status
& 0xFF00) != 0) return ERROR
;
4390 * This is the proc_fs routines. It is a bit messier than I would
4391 * like! Feel free to clean it up!
4394 static ssize_t
proc_read( struct file
*file
,
4395 char __user
*buffer
,
4399 static ssize_t
proc_write( struct file
*file
,
4400 const char __user
*buffer
,
4403 static int proc_close( struct inode
*inode
, struct file
*file
);
4405 static int proc_stats_open( struct inode
*inode
, struct file
*file
);
4406 static int proc_statsdelta_open( struct inode
*inode
, struct file
*file
);
4407 static int proc_status_open( struct inode
*inode
, struct file
*file
);
4408 static int proc_SSID_open( struct inode
*inode
, struct file
*file
);
4409 static int proc_APList_open( struct inode
*inode
, struct file
*file
);
4410 static int proc_BSSList_open( struct inode
*inode
, struct file
*file
);
4411 static int proc_config_open( struct inode
*inode
, struct file
*file
);
4412 static int proc_wepkey_open( struct inode
*inode
, struct file
*file
);
4414 static const struct file_operations proc_statsdelta_ops
= {
4416 .open
= proc_statsdelta_open
,
4417 .release
= proc_close
4420 static const struct file_operations proc_stats_ops
= {
4422 .open
= proc_stats_open
,
4423 .release
= proc_close
4426 static const struct file_operations proc_status_ops
= {
4428 .open
= proc_status_open
,
4429 .release
= proc_close
4432 static const struct file_operations proc_SSID_ops
= {
4434 .write
= proc_write
,
4435 .open
= proc_SSID_open
,
4436 .release
= proc_close
4439 static const struct file_operations proc_BSSList_ops
= {
4441 .write
= proc_write
,
4442 .open
= proc_BSSList_open
,
4443 .release
= proc_close
4446 static const struct file_operations proc_APList_ops
= {
4448 .write
= proc_write
,
4449 .open
= proc_APList_open
,
4450 .release
= proc_close
4453 static const struct file_operations proc_config_ops
= {
4455 .write
= proc_write
,
4456 .open
= proc_config_open
,
4457 .release
= proc_close
4460 static const struct file_operations proc_wepkey_ops
= {
4462 .write
= proc_write
,
4463 .open
= proc_wepkey_open
,
4464 .release
= proc_close
4467 static struct proc_dir_entry
*airo_entry
;
4476 void (*on_close
) (struct inode
*, struct file
*);
4480 #define SETPROC_OPS(entry, ops) (entry)->proc_fops = &(ops)
4483 static int setup_proc_entry( struct net_device
*dev
,
4484 struct airo_info
*apriv
) {
4485 struct proc_dir_entry
*entry
;
4486 /* First setup the device directory */
4487 strcpy(apriv
->proc_name
,dev
->name
);
4488 apriv
->proc_entry
= create_proc_entry(apriv
->proc_name
,
4491 if (!apriv
->proc_entry
)
4493 apriv
->proc_entry
->uid
= proc_uid
;
4494 apriv
->proc_entry
->gid
= proc_gid
;
4495 apriv
->proc_entry
->owner
= THIS_MODULE
;
4497 /* Setup the StatsDelta */
4498 entry
= create_proc_entry("StatsDelta",
4499 S_IFREG
| (S_IRUGO
&proc_perm
),
4502 goto fail_stats_delta
;
4503 entry
->uid
= proc_uid
;
4504 entry
->gid
= proc_gid
;
4506 entry
->owner
= THIS_MODULE
;
4507 SETPROC_OPS(entry
, proc_statsdelta_ops
);
4509 /* Setup the Stats */
4510 entry
= create_proc_entry("Stats",
4511 S_IFREG
| (S_IRUGO
&proc_perm
),
4515 entry
->uid
= proc_uid
;
4516 entry
->gid
= proc_gid
;
4518 entry
->owner
= THIS_MODULE
;
4519 SETPROC_OPS(entry
, proc_stats_ops
);
4521 /* Setup the Status */
4522 entry
= create_proc_entry("Status",
4523 S_IFREG
| (S_IRUGO
&proc_perm
),
4527 entry
->uid
= proc_uid
;
4528 entry
->gid
= proc_gid
;
4530 entry
->owner
= THIS_MODULE
;
4531 SETPROC_OPS(entry
, proc_status_ops
);
4533 /* Setup the Config */
4534 entry
= create_proc_entry("Config",
4535 S_IFREG
| proc_perm
,
4539 entry
->uid
= proc_uid
;
4540 entry
->gid
= proc_gid
;
4542 entry
->owner
= THIS_MODULE
;
4543 SETPROC_OPS(entry
, proc_config_ops
);
4545 /* Setup the SSID */
4546 entry
= create_proc_entry("SSID",
4547 S_IFREG
| proc_perm
,
4551 entry
->uid
= proc_uid
;
4552 entry
->gid
= proc_gid
;
4554 entry
->owner
= THIS_MODULE
;
4555 SETPROC_OPS(entry
, proc_SSID_ops
);
4557 /* Setup the APList */
4558 entry
= create_proc_entry("APList",
4559 S_IFREG
| proc_perm
,
4563 entry
->uid
= proc_uid
;
4564 entry
->gid
= proc_gid
;
4566 entry
->owner
= THIS_MODULE
;
4567 SETPROC_OPS(entry
, proc_APList_ops
);
4569 /* Setup the BSSList */
4570 entry
= create_proc_entry("BSSList",
4571 S_IFREG
| proc_perm
,
4575 entry
->uid
= proc_uid
;
4576 entry
->gid
= proc_gid
;
4578 entry
->owner
= THIS_MODULE
;
4579 SETPROC_OPS(entry
, proc_BSSList_ops
);
4581 /* Setup the WepKey */
4582 entry
= create_proc_entry("WepKey",
4583 S_IFREG
| proc_perm
,
4587 entry
->uid
= proc_uid
;
4588 entry
->gid
= proc_gid
;
4590 entry
->owner
= THIS_MODULE
;
4591 SETPROC_OPS(entry
, proc_wepkey_ops
);
4596 remove_proc_entry("BSSList", apriv
->proc_entry
);
4598 remove_proc_entry("APList", apriv
->proc_entry
);
4600 remove_proc_entry("SSID", apriv
->proc_entry
);
4602 remove_proc_entry("Config", apriv
->proc_entry
);
4604 remove_proc_entry("Status", apriv
->proc_entry
);
4606 remove_proc_entry("Stats", apriv
->proc_entry
);
4608 remove_proc_entry("StatsDelta", apriv
->proc_entry
);
4610 remove_proc_entry(apriv
->proc_name
, airo_entry
);
4615 static int takedown_proc_entry( struct net_device
*dev
,
4616 struct airo_info
*apriv
) {
4617 if ( !apriv
->proc_entry
->namelen
) return 0;
4618 remove_proc_entry("Stats",apriv
->proc_entry
);
4619 remove_proc_entry("StatsDelta",apriv
->proc_entry
);
4620 remove_proc_entry("Status",apriv
->proc_entry
);
4621 remove_proc_entry("Config",apriv
->proc_entry
);
4622 remove_proc_entry("SSID",apriv
->proc_entry
);
4623 remove_proc_entry("APList",apriv
->proc_entry
);
4624 remove_proc_entry("BSSList",apriv
->proc_entry
);
4625 remove_proc_entry("WepKey",apriv
->proc_entry
);
4626 remove_proc_entry(apriv
->proc_name
,airo_entry
);
4631 * What we want from the proc_fs is to be able to efficiently read
4632 * and write the configuration. To do this, we want to read the
4633 * configuration when the file is opened and write it when the file is
4634 * closed. So basically we allocate a read buffer at open and fill it
4635 * with data, and allocate a write buffer and read it at close.
4639 * The read routine is generic, it relies on the preallocated rbuffer
4640 * to supply the data.
4642 static ssize_t
proc_read( struct file
*file
,
4643 char __user
*buffer
,
4647 loff_t pos
= *offset
;
4648 struct proc_data
*priv
= (struct proc_data
*)file
->private_data
;
4655 if (pos
>= priv
->readlen
)
4657 if (len
> priv
->readlen
- pos
)
4658 len
= priv
->readlen
- pos
;
4659 if (copy_to_user(buffer
, priv
->rbuffer
+ pos
, len
))
4661 *offset
= pos
+ len
;
4666 * The write routine is generic, it fills in a preallocated rbuffer
4667 * to supply the data.
4669 static ssize_t
proc_write( struct file
*file
,
4670 const char __user
*buffer
,
4674 loff_t pos
= *offset
;
4675 struct proc_data
*priv
= (struct proc_data
*)file
->private_data
;
4682 if (pos
>= priv
->maxwritelen
)
4684 if (len
> priv
->maxwritelen
- pos
)
4685 len
= priv
->maxwritelen
- pos
;
4686 if (copy_from_user(priv
->wbuffer
+ pos
, buffer
, len
))
4688 if ( pos
+ len
> priv
->writelen
)
4689 priv
->writelen
= len
+ file
->f_pos
;
4690 *offset
= pos
+ len
;
4694 static int proc_status_open( struct inode
*inode
, struct file
*file
) {
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
;
4699 CapabilityRid cap_rid
;
4700 StatusRid status_rid
;
4703 if ((file
->private_data
= kzalloc(sizeof(struct proc_data
), GFP_KERNEL
)) == NULL
)
4705 data
= (struct proc_data
*)file
->private_data
;
4706 if ((data
->rbuffer
= kmalloc( 2048, GFP_KERNEL
)) == NULL
) {
4707 kfree (file
->private_data
);
4711 readStatusRid(apriv
, &status_rid
, 1);
4712 readCapabilityRid(apriv
, &cap_rid
, 1);
4714 i
= sprintf(data
->rbuffer
, "Status: %s%s%s%s%s%s%s%s%s\n",
4715 status_rid
.mode
& 1 ? "CFG ": "",
4716 status_rid
.mode
& 2 ? "ACT ": "",
4717 status_rid
.mode
& 0x10 ? "SYN ": "",
4718 status_rid
.mode
& 0x20 ? "LNK ": "",
4719 status_rid
.mode
& 0x40 ? "LEAP ": "",
4720 status_rid
.mode
& 0x80 ? "PRIV ": "",
4721 status_rid
.mode
& 0x100 ? "KEY ": "",
4722 status_rid
.mode
& 0x200 ? "WEP ": "",
4723 status_rid
.mode
& 0x8000 ? "ERR ": "");
4724 sprintf( data
->rbuffer
+i
, "Mode: %x\n"
4725 "Signal Strength: %d\n"
4726 "Signal Quality: %d\n"
4731 "Driver Version: %s\n"
4732 "Device: %s\nManufacturer: %s\nFirmware Version: %s\n"
4733 "Radio type: %x\nCountry: %x\nHardware Version: %x\n"
4734 "Software Version: %x\nSoftware Subversion: %x\n"
4735 "Boot block version: %x\n",
4736 (int)status_rid
.mode
,
4737 (int)status_rid
.normalizedSignalStrength
,
4738 (int)status_rid
.signalQuality
,
4739 (int)status_rid
.SSIDlen
,
4742 (int)status_rid
.channel
,
4743 (int)status_rid
.currentXmitRate
/2,
4751 (int)cap_rid
.softVer
,
4752 (int)cap_rid
.softSubVer
,
4753 (int)cap_rid
.bootBlockVer
);
4754 data
->readlen
= strlen( data
->rbuffer
);
4758 static int proc_stats_rid_open(struct inode
*, struct file
*, u16
);
4759 static int proc_statsdelta_open( struct inode
*inode
,
4760 struct file
*file
) {
4761 if (file
->f_mode
&FMODE_WRITE
) {
4762 return proc_stats_rid_open(inode
, file
, RID_STATSDELTACLEAR
);
4764 return proc_stats_rid_open(inode
, file
, RID_STATSDELTA
);
4767 static int proc_stats_open( struct inode
*inode
, struct file
*file
) {
4768 return proc_stats_rid_open(inode
, file
, RID_STATS
);
4771 static int proc_stats_rid_open( struct inode
*inode
,
4774 struct proc_data
*data
;
4775 struct proc_dir_entry
*dp
= PDE(inode
);
4776 struct net_device
*dev
= dp
->data
;
4777 struct airo_info
*apriv
= dev
->priv
;
4780 u32
*vals
= stats
.vals
;
4782 if ((file
->private_data
= kzalloc(sizeof(struct proc_data
), GFP_KERNEL
)) == NULL
)
4784 data
= (struct proc_data
*)file
->private_data
;
4785 if ((data
->rbuffer
= kmalloc( 4096, GFP_KERNEL
)) == NULL
) {
4786 kfree (file
->private_data
);
4790 readStatsRid(apriv
, &stats
, rid
, 1);
4793 for(i
=0; statsLabels
[i
]!=(char *)-1 &&
4794 i
*4<stats
.len
; i
++){
4795 if (!statsLabels
[i
]) continue;
4796 if (j
+strlen(statsLabels
[i
])+16>4096) {
4797 airo_print_warn(apriv
->dev
->name
,
4798 "Potentially disasterous buffer overflow averted!");
4801 j
+=sprintf(data
->rbuffer
+j
, "%s: %u\n", statsLabels
[i
], vals
[i
]);
4803 if (i
*4>=stats
.len
){
4804 airo_print_warn(apriv
->dev
->name
, "Got a short rid");
4810 static int get_dec_u16( char *buffer
, int *start
, int limit
) {
4813 for( value
= 0; buffer
[*start
] >= '0' &&
4814 buffer
[*start
] <= '9' &&
4815 *start
< limit
; (*start
)++ ) {
4818 value
+= buffer
[*start
] - '0';
4820 if ( !valid
) return -1;
4824 static int airo_config_commit(struct net_device
*dev
,
4825 struct iw_request_info
*info
, void *zwrq
,
4828 static void proc_config_on_close( struct inode
*inode
, struct file
*file
) {
4829 struct proc_data
*data
= file
->private_data
;
4830 struct proc_dir_entry
*dp
= PDE(inode
);
4831 struct net_device
*dev
= dp
->data
;
4832 struct airo_info
*ai
= dev
->priv
;
4835 if ( !data
->writelen
) return;
4837 readConfigRid(ai
, 1);
4838 set_bit (FLAG_COMMIT
, &ai
->flags
);
4840 line
= data
->wbuffer
;
4842 /*** Mode processing */
4843 if ( !strncmp( line
, "Mode: ", 6 ) ) {
4845 if ((ai
->config
.rmode
& 0xff) >= RXMODE_RFMON
)
4846 set_bit (FLAG_RESET
, &ai
->flags
);
4847 ai
->config
.rmode
&= 0xfe00;
4848 clear_bit (FLAG_802_11
, &ai
->flags
);
4849 ai
->config
.opmode
&= 0xFF00;
4850 ai
->config
.scanMode
= SCANMODE_ACTIVE
;
4851 if ( line
[0] == 'a' ) {
4852 ai
->config
.opmode
|= 0;
4854 ai
->config
.opmode
|= 1;
4855 if ( line
[0] == 'r' ) {
4856 ai
->config
.rmode
|= RXMODE_RFMON
| RXMODE_DISABLE_802_3_HEADER
;
4857 ai
->config
.scanMode
= SCANMODE_PASSIVE
;
4858 set_bit (FLAG_802_11
, &ai
->flags
);
4859 } else if ( line
[0] == 'y' ) {
4860 ai
->config
.rmode
|= RXMODE_RFMON_ANYBSS
| RXMODE_DISABLE_802_3_HEADER
;
4861 ai
->config
.scanMode
= SCANMODE_PASSIVE
;
4862 set_bit (FLAG_802_11
, &ai
->flags
);
4863 } else if ( line
[0] == 'l' )
4864 ai
->config
.rmode
|= RXMODE_LANMON
;
4866 set_bit (FLAG_COMMIT
, &ai
->flags
);
4869 /*** Radio status */
4870 else if (!strncmp(line
,"Radio: ", 7)) {
4872 if (!strncmp(line
,"off",3)) {
4873 set_bit (FLAG_RADIO_OFF
, &ai
->flags
);
4875 clear_bit (FLAG_RADIO_OFF
, &ai
->flags
);
4878 /*** NodeName processing */
4879 else if ( !strncmp( line
, "NodeName: ", 10 ) ) {
4883 memset( ai
->config
.nodeName
, 0, 16 );
4884 /* Do the name, assume a space between the mode and node name */
4885 for( j
= 0; j
< 16 && line
[j
] != '\n'; j
++ ) {
4886 ai
->config
.nodeName
[j
] = line
[j
];
4888 set_bit (FLAG_COMMIT
, &ai
->flags
);
4891 /*** PowerMode processing */
4892 else if ( !strncmp( line
, "PowerMode: ", 11 ) ) {
4894 if ( !strncmp( line
, "PSPCAM", 6 ) ) {
4895 ai
->config
.powerSaveMode
= POWERSAVE_PSPCAM
;
4896 set_bit (FLAG_COMMIT
, &ai
->flags
);
4897 } else if ( !strncmp( line
, "PSP", 3 ) ) {
4898 ai
->config
.powerSaveMode
= POWERSAVE_PSP
;
4899 set_bit (FLAG_COMMIT
, &ai
->flags
);
4901 ai
->config
.powerSaveMode
= POWERSAVE_CAM
;
4902 set_bit (FLAG_COMMIT
, &ai
->flags
);
4904 } else if ( !strncmp( line
, "DataRates: ", 11 ) ) {
4905 int v
, i
= 0, k
= 0; /* i is index into line,
4906 k is index to rates */
4909 while((v
= get_dec_u16(line
, &i
, 3))!=-1) {
4910 ai
->config
.rates
[k
++] = (u8
)v
;
4914 set_bit (FLAG_COMMIT
, &ai
->flags
);
4915 } else if ( !strncmp( line
, "Channel: ", 9 ) ) {
4918 v
= get_dec_u16(line
, &i
, i
+3);
4920 ai
->config
.channelSet
= (u16
)v
;
4921 set_bit (FLAG_COMMIT
, &ai
->flags
);
4923 } else if ( !strncmp( line
, "XmitPower: ", 11 ) ) {
4926 v
= get_dec_u16(line
, &i
, i
+3);
4928 ai
->config
.txPower
= (u16
)v
;
4929 set_bit (FLAG_COMMIT
, &ai
->flags
);
4931 } else if ( !strncmp( line
, "WEP: ", 5 ) ) {
4935 ai
->config
.authType
= (u16
)AUTH_SHAREDKEY
;
4938 ai
->config
.authType
= (u16
)AUTH_ENCRYPT
;
4941 ai
->config
.authType
= (u16
)AUTH_OPEN
;
4944 set_bit (FLAG_COMMIT
, &ai
->flags
);
4945 } else if ( !strncmp( line
, "LongRetryLimit: ", 16 ) ) {
4949 v
= get_dec_u16(line
, &i
, 3);
4950 v
= (v
<0) ? 0 : ((v
>255) ? 255 : v
);
4951 ai
->config
.longRetryLimit
= (u16
)v
;
4952 set_bit (FLAG_COMMIT
, &ai
->flags
);
4953 } else if ( !strncmp( line
, "ShortRetryLimit: ", 17 ) ) {
4957 v
= get_dec_u16(line
, &i
, 3);
4958 v
= (v
<0) ? 0 : ((v
>255) ? 255 : v
);
4959 ai
->config
.shortRetryLimit
= (u16
)v
;
4960 set_bit (FLAG_COMMIT
, &ai
->flags
);
4961 } else if ( !strncmp( line
, "RTSThreshold: ", 14 ) ) {
4965 v
= get_dec_u16(line
, &i
, 4);
4966 v
= (v
<0) ? 0 : ((v
>AIRO_DEF_MTU
) ? AIRO_DEF_MTU
: v
);
4967 ai
->config
.rtsThres
= (u16
)v
;
4968 set_bit (FLAG_COMMIT
, &ai
->flags
);
4969 } else if ( !strncmp( line
, "TXMSDULifetime: ", 16 ) ) {
4973 v
= get_dec_u16(line
, &i
, 5);
4975 ai
->config
.txLifetime
= (u16
)v
;
4976 set_bit (FLAG_COMMIT
, &ai
->flags
);
4977 } else if ( !strncmp( line
, "RXMSDULifetime: ", 16 ) ) {
4981 v
= get_dec_u16(line
, &i
, 5);
4983 ai
->config
.rxLifetime
= (u16
)v
;
4984 set_bit (FLAG_COMMIT
, &ai
->flags
);
4985 } else if ( !strncmp( line
, "TXDiversity: ", 13 ) ) {
4986 ai
->config
.txDiversity
=
4987 (line
[13]=='l') ? 1 :
4988 ((line
[13]=='r')? 2: 3);
4989 set_bit (FLAG_COMMIT
, &ai
->flags
);
4990 } else if ( !strncmp( line
, "RXDiversity: ", 13 ) ) {
4991 ai
->config
.rxDiversity
=
4992 (line
[13]=='l') ? 1 :
4993 ((line
[13]=='r')? 2: 3);
4994 set_bit (FLAG_COMMIT
, &ai
->flags
);
4995 } else if ( !strncmp( line
, "FragThreshold: ", 15 ) ) {
4999 v
= get_dec_u16(line
, &i
, 4);
5000 v
= (v
<256) ? 256 : ((v
>AIRO_DEF_MTU
) ? AIRO_DEF_MTU
: v
);
5001 v
= v
& 0xfffe; /* Make sure its even */
5002 ai
->config
.fragThresh
= (u16
)v
;
5003 set_bit (FLAG_COMMIT
, &ai
->flags
);
5004 } else if (!strncmp(line
, "Modulation: ", 12)) {
5007 case 'd': ai
->config
.modulation
=MOD_DEFAULT
; set_bit(FLAG_COMMIT
, &ai
->flags
); break;
5008 case 'c': ai
->config
.modulation
=MOD_CCK
; set_bit(FLAG_COMMIT
, &ai
->flags
); break;
5009 case 'm': ai
->config
.modulation
=MOD_MOK
; set_bit(FLAG_COMMIT
, &ai
->flags
); break;
5010 default: airo_print_warn(ai
->dev
->name
, "Unknown modulation");
5012 } else if (!strncmp(line
, "Preamble: ", 10)) {
5015 case 'a': ai
->config
.preamble
=PREAMBLE_AUTO
; set_bit(FLAG_COMMIT
, &ai
->flags
); break;
5016 case 'l': ai
->config
.preamble
=PREAMBLE_LONG
; set_bit(FLAG_COMMIT
, &ai
->flags
); break;
5017 case 's': ai
->config
.preamble
=PREAMBLE_SHORT
; set_bit(FLAG_COMMIT
, &ai
->flags
); break;
5018 default: airo_print_warn(ai
->dev
->name
, "Unknown preamble");
5021 airo_print_warn(ai
->dev
->name
, "Couldn't figure out %s", line
);
5023 while( line
[0] && line
[0] != '\n' ) line
++;
5024 if ( line
[0] ) line
++;
5026 airo_config_commit(dev
, NULL
, NULL
, NULL
);
5029 static char *get_rmode(u16 mode
) {
5031 case RXMODE_RFMON
: return "rfmon";
5032 case RXMODE_RFMON_ANYBSS
: return "yna (any) bss rfmon";
5033 case RXMODE_LANMON
: return "lanmon";
5038 static int proc_config_open( struct inode
*inode
, struct file
*file
) {
5039 struct proc_data
*data
;
5040 struct proc_dir_entry
*dp
= PDE(inode
);
5041 struct net_device
*dev
= dp
->data
;
5042 struct airo_info
*ai
= dev
->priv
;
5045 if ((file
->private_data
= kzalloc(sizeof(struct proc_data
), GFP_KERNEL
)) == NULL
)
5047 data
= (struct proc_data
*)file
->private_data
;
5048 if ((data
->rbuffer
= kmalloc( 2048, GFP_KERNEL
)) == NULL
) {
5049 kfree (file
->private_data
);
5052 if ((data
->wbuffer
= kzalloc( 2048, GFP_KERNEL
)) == NULL
) {
5053 kfree (data
->rbuffer
);
5054 kfree (file
->private_data
);
5057 data
->maxwritelen
= 2048;
5058 data
->on_close
= proc_config_on_close
;
5060 readConfigRid(ai
, 1);
5062 i
= sprintf( data
->rbuffer
,
5067 "DataRates: %d %d %d %d %d %d %d %d\n"
5070 (ai
->config
.opmode
& 0xFF) == 0 ? "adhoc" :
5071 (ai
->config
.opmode
& 0xFF) == 1 ? get_rmode(ai
->config
.rmode
):
5072 (ai
->config
.opmode
& 0xFF) == 2 ? "AP" :
5073 (ai
->config
.opmode
& 0xFF) == 3 ? "AP RPTR" : "Error",
5074 test_bit(FLAG_RADIO_OFF
, &ai
->flags
) ? "off" : "on",
5075 ai
->config
.nodeName
,
5076 ai
->config
.powerSaveMode
== 0 ? "CAM" :
5077 ai
->config
.powerSaveMode
== 1 ? "PSP" :
5078 ai
->config
.powerSaveMode
== 2 ? "PSPCAM" : "Error",
5079 (int)ai
->config
.rates
[0],
5080 (int)ai
->config
.rates
[1],
5081 (int)ai
->config
.rates
[2],
5082 (int)ai
->config
.rates
[3],
5083 (int)ai
->config
.rates
[4],
5084 (int)ai
->config
.rates
[5],
5085 (int)ai
->config
.rates
[6],
5086 (int)ai
->config
.rates
[7],
5087 (int)ai
->config
.channelSet
,
5088 (int)ai
->config
.txPower
5090 sprintf( data
->rbuffer
+ i
,
5091 "LongRetryLimit: %d\n"
5092 "ShortRetryLimit: %d\n"
5093 "RTSThreshold: %d\n"
5094 "TXMSDULifetime: %d\n"
5095 "RXMSDULifetime: %d\n"
5098 "FragThreshold: %d\n"
5102 (int)ai
->config
.longRetryLimit
,
5103 (int)ai
->config
.shortRetryLimit
,
5104 (int)ai
->config
.rtsThres
,
5105 (int)ai
->config
.txLifetime
,
5106 (int)ai
->config
.rxLifetime
,
5107 ai
->config
.txDiversity
== 1 ? "left" :
5108 ai
->config
.txDiversity
== 2 ? "right" : "both",
5109 ai
->config
.rxDiversity
== 1 ? "left" :
5110 ai
->config
.rxDiversity
== 2 ? "right" : "both",
5111 (int)ai
->config
.fragThresh
,
5112 ai
->config
.authType
== AUTH_ENCRYPT
? "encrypt" :
5113 ai
->config
.authType
== AUTH_SHAREDKEY
? "shared" : "open",
5114 ai
->config
.modulation
== 0 ? "default" :
5115 ai
->config
.modulation
== MOD_CCK
? "cck" :
5116 ai
->config
.modulation
== MOD_MOK
? "mok" : "error",
5117 ai
->config
.preamble
== PREAMBLE_AUTO
? "auto" :
5118 ai
->config
.preamble
== PREAMBLE_LONG
? "long" :
5119 ai
->config
.preamble
== PREAMBLE_SHORT
? "short" : "error"
5121 data
->readlen
= strlen( data
->rbuffer
);
5125 static void proc_SSID_on_close( struct inode
*inode
, struct file
*file
) {
5126 struct proc_data
*data
= (struct proc_data
*)file
->private_data
;
5127 struct proc_dir_entry
*dp
= PDE(inode
);
5128 struct net_device
*dev
= dp
->data
;
5129 struct airo_info
*ai
= dev
->priv
;
5134 if ( !data
->writelen
) return;
5136 memset( &SSID_rid
, 0, sizeof( SSID_rid
) );
5138 for( i
= 0; i
< 3; i
++ ) {
5140 for( j
= 0; j
+offset
< data
->writelen
&& j
< 32 &&
5141 data
->wbuffer
[offset
+j
] != '\n'; j
++ ) {
5142 SSID_rid
.ssids
[i
].ssid
[j
] = data
->wbuffer
[offset
+j
];
5144 if ( j
== 0 ) break;
5145 SSID_rid
.ssids
[i
].len
= j
;
5147 while( data
->wbuffer
[offset
] != '\n' &&
5148 offset
< data
->writelen
) offset
++;
5152 SSID_rid
.len
= sizeof(SSID_rid
);
5154 writeSsidRid(ai
, &SSID_rid
, 1);
5158 static inline u8
hexVal(char c
) {
5159 if (c
>='0' && c
<='9') return c
-= '0';
5160 if (c
>='a' && c
<='f') return c
-= 'a'-10;
5161 if (c
>='A' && c
<='F') return c
-= 'A'-10;
5165 static void proc_APList_on_close( struct inode
*inode
, struct file
*file
) {
5166 struct proc_data
*data
= (struct proc_data
*)file
->private_data
;
5167 struct proc_dir_entry
*dp
= PDE(inode
);
5168 struct net_device
*dev
= dp
->data
;
5169 struct airo_info
*ai
= dev
->priv
;
5170 APListRid APList_rid
;
5173 if ( !data
->writelen
) return;
5175 memset( &APList_rid
, 0, sizeof(APList_rid
) );
5176 APList_rid
.len
= sizeof(APList_rid
);
5178 for( i
= 0; i
< 4 && data
->writelen
>= (i
+1)*6*3; i
++ ) {
5180 for( j
= 0; j
< 6*3 && data
->wbuffer
[j
+i
*6*3]; j
++ ) {
5183 APList_rid
.ap
[i
][j
/3]=
5184 hexVal(data
->wbuffer
[j
+i
*6*3])<<4;
5187 APList_rid
.ap
[i
][j
/3]|=
5188 hexVal(data
->wbuffer
[j
+i
*6*3]);
5194 writeAPListRid(ai
, &APList_rid
, 1);
5198 /* This function wraps PC4500_writerid with a MAC disable */
5199 static int do_writerid( struct airo_info
*ai
, u16 rid
, const void *rid_data
,
5200 int len
, int dummy
) {
5204 rc
= PC4500_writerid(ai
, rid
, rid_data
, len
, 1);
5209 /* Returns the length of the key at the index. If index == 0xffff
5210 * the index of the transmit key is returned. If the key doesn't exist,
5211 * -1 will be returned.
5213 static int get_wep_key(struct airo_info
*ai
, u16 index
) {
5218 rc
= readWepKeyRid(ai
, &wkr
, 1, 1);
5219 if (rc
== SUCCESS
) do {
5220 lastindex
= wkr
.kindex
;
5221 if (wkr
.kindex
== index
) {
5222 if (index
== 0xffff) {
5227 readWepKeyRid(ai
, &wkr
, 0, 1);
5228 } while(lastindex
!= wkr
.kindex
);
5232 static int set_wep_key(struct airo_info
*ai
, u16 index
,
5233 const char *key
, u16 keylen
, int perm
, int lock
) {
5234 static const unsigned char macaddr
[ETH_ALEN
] = { 0x01, 0, 0, 0, 0, 0 };
5237 memset(&wkr
, 0, sizeof(wkr
));
5239 // We are selecting which key to use
5240 wkr
.len
= sizeof(wkr
);
5241 wkr
.kindex
= 0xffff;
5242 wkr
.mac
[0] = (char)index
;
5243 if (perm
) ai
->defindex
= (char)index
;
5245 // We are actually setting the key
5246 wkr
.len
= sizeof(wkr
);
5249 memcpy( wkr
.key
, key
, keylen
);
5250 memcpy( wkr
.mac
, macaddr
, ETH_ALEN
);
5253 if (perm
) disable_MAC(ai
, lock
);
5254 writeWepKeyRid(ai
, &wkr
, perm
, lock
);
5255 if (perm
) enable_MAC(ai
, lock
);
5259 static void proc_wepkey_on_close( struct inode
*inode
, struct file
*file
) {
5260 struct proc_data
*data
;
5261 struct proc_dir_entry
*dp
= PDE(inode
);
5262 struct net_device
*dev
= dp
->data
;
5263 struct airo_info
*ai
= dev
->priv
;
5269 memset(key
, 0, sizeof(key
));
5271 data
= (struct proc_data
*)file
->private_data
;
5272 if ( !data
->writelen
) return;
5274 if (data
->wbuffer
[0] >= '0' && data
->wbuffer
[0] <= '3' &&
5275 (data
->wbuffer
[1] == ' ' || data
->wbuffer
[1] == '\n')) {
5276 index
= data
->wbuffer
[0] - '0';
5277 if (data
->wbuffer
[1] == '\n') {
5278 set_wep_key(ai
, index
, NULL
, 0, 1, 1);
5283 airo_print_err(ai
->dev
->name
, "WepKey passed invalid key index");
5287 for( i
= 0; i
< 16*3 && data
->wbuffer
[i
+j
]; i
++ ) {
5290 key
[i
/3] = hexVal(data
->wbuffer
[i
+j
])<<4;
5293 key
[i
/3] |= hexVal(data
->wbuffer
[i
+j
]);
5297 set_wep_key(ai
, index
, key
, i
/3, 1, 1);
5300 static int proc_wepkey_open( struct inode
*inode
, struct file
*file
) {
5301 struct proc_data
*data
;
5302 struct proc_dir_entry
*dp
= PDE(inode
);
5303 struct net_device
*dev
= dp
->data
;
5304 struct airo_info
*ai
= dev
->priv
;
5311 if ((file
->private_data
= kzalloc(sizeof(struct proc_data
), GFP_KERNEL
)) == NULL
)
5313 memset(&wkr
, 0, sizeof(wkr
));
5314 data
= (struct proc_data
*)file
->private_data
;
5315 if ((data
->rbuffer
= kzalloc( 180, GFP_KERNEL
)) == NULL
) {
5316 kfree (file
->private_data
);
5320 data
->maxwritelen
= 80;
5321 if ((data
->wbuffer
= kzalloc( 80, GFP_KERNEL
)) == NULL
) {
5322 kfree (data
->rbuffer
);
5323 kfree (file
->private_data
);
5326 data
->on_close
= proc_wepkey_on_close
;
5328 ptr
= data
->rbuffer
;
5329 strcpy(ptr
, "No wep keys\n");
5330 rc
= readWepKeyRid(ai
, &wkr
, 1, 1);
5331 if (rc
== SUCCESS
) do {
5332 lastindex
= wkr
.kindex
;
5333 if (wkr
.kindex
== 0xffff) {
5334 j
+= sprintf(ptr
+j
, "Tx key = %d\n",
5337 j
+= sprintf(ptr
+j
, "Key %d set with length = %d\n",
5338 (int)wkr
.kindex
, (int)wkr
.klen
);
5340 readWepKeyRid(ai
, &wkr
, 0, 1);
5341 } while((lastindex
!= wkr
.kindex
) && (j
< 180-30));
5343 data
->readlen
= strlen( data
->rbuffer
);
5347 static int proc_SSID_open( struct inode
*inode
, struct file
*file
) {
5348 struct proc_data
*data
;
5349 struct proc_dir_entry
*dp
= PDE(inode
);
5350 struct net_device
*dev
= dp
->data
;
5351 struct airo_info
*ai
= dev
->priv
;
5356 if ((file
->private_data
= kzalloc(sizeof(struct proc_data
), GFP_KERNEL
)) == NULL
)
5358 data
= (struct proc_data
*)file
->private_data
;
5359 if ((data
->rbuffer
= kmalloc( 104, GFP_KERNEL
)) == NULL
) {
5360 kfree (file
->private_data
);
5364 data
->maxwritelen
= 33*3;
5365 if ((data
->wbuffer
= kzalloc( 33*3, GFP_KERNEL
)) == NULL
) {
5366 kfree (data
->rbuffer
);
5367 kfree (file
->private_data
);
5370 data
->on_close
= proc_SSID_on_close
;
5372 readSsidRid(ai
, &SSID_rid
);
5373 ptr
= data
->rbuffer
;
5374 for( i
= 0; i
< 3; i
++ ) {
5376 if ( !SSID_rid
.ssids
[i
].len
) break;
5377 for( j
= 0; j
< 32 &&
5378 j
< SSID_rid
.ssids
[i
].len
&&
5379 SSID_rid
.ssids
[i
].ssid
[j
]; j
++ ) {
5380 *ptr
++ = SSID_rid
.ssids
[i
].ssid
[j
];
5385 data
->readlen
= strlen( data
->rbuffer
);
5389 static int proc_APList_open( struct inode
*inode
, struct file
*file
) {
5390 struct proc_data
*data
;
5391 struct proc_dir_entry
*dp
= PDE(inode
);
5392 struct net_device
*dev
= dp
->data
;
5393 struct airo_info
*ai
= dev
->priv
;
5396 APListRid APList_rid
;
5397 DECLARE_MAC_BUF(mac
);
5399 if ((file
->private_data
= kzalloc(sizeof(struct proc_data
), GFP_KERNEL
)) == NULL
)
5401 data
= (struct proc_data
*)file
->private_data
;
5402 if ((data
->rbuffer
= kmalloc( 104, GFP_KERNEL
)) == NULL
) {
5403 kfree (file
->private_data
);
5407 data
->maxwritelen
= 4*6*3;
5408 if ((data
->wbuffer
= kzalloc( data
->maxwritelen
, GFP_KERNEL
)) == NULL
) {
5409 kfree (data
->rbuffer
);
5410 kfree (file
->private_data
);
5413 data
->on_close
= proc_APList_on_close
;
5415 readAPListRid(ai
, &APList_rid
);
5416 ptr
= data
->rbuffer
;
5417 for( i
= 0; i
< 4; i
++ ) {
5418 // We end when we find a zero MAC
5419 if ( !*(int*)APList_rid
.ap
[i
] &&
5420 !*(int*)&APList_rid
.ap
[i
][2]) break;
5421 ptr
+= sprintf(ptr
, "%s\n",
5422 print_mac(mac
, APList_rid
.ap
[i
]));
5424 if (i
==0) ptr
+= sprintf(ptr
, "Not using specific APs\n");
5427 data
->readlen
= strlen( data
->rbuffer
);
5431 static int proc_BSSList_open( struct inode
*inode
, struct file
*file
) {
5432 struct proc_data
*data
;
5433 struct proc_dir_entry
*dp
= PDE(inode
);
5434 struct net_device
*dev
= dp
->data
;
5435 struct airo_info
*ai
= dev
->priv
;
5437 BSSListRid BSSList_rid
;
5439 /* If doLoseSync is not 1, we won't do a Lose Sync */
5440 int doLoseSync
= -1;
5441 DECLARE_MAC_BUF(mac
);
5443 if ((file
->private_data
= kzalloc(sizeof(struct proc_data
), GFP_KERNEL
)) == NULL
)
5445 data
= (struct proc_data
*)file
->private_data
;
5446 if ((data
->rbuffer
= kmalloc( 1024, GFP_KERNEL
)) == NULL
) {
5447 kfree (file
->private_data
);
5451 data
->maxwritelen
= 0;
5452 data
->wbuffer
= NULL
;
5453 data
->on_close
= NULL
;
5455 if (file
->f_mode
& FMODE_WRITE
) {
5456 if (!(file
->f_mode
& FMODE_READ
)) {
5460 if (ai
->flags
& FLAG_RADIO_MASK
) return -ENETDOWN
;
5461 memset(&cmd
, 0, sizeof(cmd
));
5462 cmd
.cmd
=CMD_LISTBSS
;
5463 if (down_interruptible(&ai
->sem
))
5464 return -ERESTARTSYS
;
5465 issuecommand(ai
, &cmd
, &rsp
);
5472 ptr
= data
->rbuffer
;
5473 /* There is a race condition here if there are concurrent opens.
5474 Since it is a rare condition, we'll just live with it, otherwise
5475 we have to add a spin lock... */
5476 rc
= readBSSListRid(ai
, doLoseSync
, &BSSList_rid
);
5477 while(rc
== 0 && BSSList_rid
.index
!= 0xffff) {
5478 ptr
+= sprintf(ptr
, "%s %*s rssi = %d",
5479 print_mac(mac
, BSSList_rid
.bssid
),
5480 (int)BSSList_rid
.ssidLen
,
5482 (int)BSSList_rid
.dBm
);
5483 ptr
+= sprintf(ptr
, " channel = %d %s %s %s %s\n",
5484 (int)BSSList_rid
.dsChannel
,
5485 BSSList_rid
.cap
& CAP_ESS
? "ESS" : "",
5486 BSSList_rid
.cap
& CAP_IBSS
? "adhoc" : "",
5487 BSSList_rid
.cap
& CAP_PRIVACY
? "wep" : "",
5488 BSSList_rid
.cap
& CAP_SHORTHDR
? "shorthdr" : "");
5489 rc
= readBSSListRid(ai
, 0, &BSSList_rid
);
5492 data
->readlen
= strlen( data
->rbuffer
);
5496 static int proc_close( struct inode
*inode
, struct file
*file
)
5498 struct proc_data
*data
= file
->private_data
;
5500 if (data
->on_close
!= NULL
)
5501 data
->on_close(inode
, file
);
5502 kfree(data
->rbuffer
);
5503 kfree(data
->wbuffer
);
5508 /* Since the card doesn't automatically switch to the right WEP mode,
5509 we will make it do it. If the card isn't associated, every secs we
5510 will switch WEP modes to see if that will help. If the card is
5511 associated we will check every minute to see if anything has
5513 static void timer_func( struct net_device
*dev
) {
5514 struct airo_info
*apriv
= dev
->priv
;
5516 /* We don't have a link so try changing the authtype */
5517 readConfigRid(apriv
, 0);
5518 disable_MAC(apriv
, 0);
5519 switch(apriv
->config
.authType
) {
5521 /* So drop to OPEN */
5522 apriv
->config
.authType
= AUTH_OPEN
;
5524 case AUTH_SHAREDKEY
:
5525 if (apriv
->keyindex
< auto_wep
) {
5526 set_wep_key(apriv
, apriv
->keyindex
, NULL
, 0, 0, 0);
5527 apriv
->config
.authType
= AUTH_SHAREDKEY
;
5530 /* Drop to ENCRYPT */
5531 apriv
->keyindex
= 0;
5532 set_wep_key(apriv
, apriv
->defindex
, NULL
, 0, 0, 0);
5533 apriv
->config
.authType
= AUTH_ENCRYPT
;
5536 default: /* We'll escalate to SHAREDKEY */
5537 apriv
->config
.authType
= AUTH_SHAREDKEY
;
5539 set_bit (FLAG_COMMIT
, &apriv
->flags
);
5540 writeConfigRid(apriv
, 0);
5541 enable_MAC(apriv
, 0);
5544 /* Schedule check to see if the change worked */
5545 clear_bit(JOB_AUTOWEP
, &apriv
->jobs
);
5546 apriv
->expires
= RUN_AT(HZ
*3);
5550 static int __devinit
airo_pci_probe(struct pci_dev
*pdev
,
5551 const struct pci_device_id
*pent
)
5553 struct net_device
*dev
;
5555 if (pci_enable_device(pdev
))
5557 pci_set_master(pdev
);
5559 if (pdev
->device
== 0x5000 || pdev
->device
== 0xa504)
5560 dev
= _init_airo_card(pdev
->irq
, pdev
->resource
[0].start
, 0, pdev
, &pdev
->dev
);
5562 dev
= _init_airo_card(pdev
->irq
, pdev
->resource
[2].start
, 0, pdev
, &pdev
->dev
);
5564 pci_disable_device(pdev
);
5568 pci_set_drvdata(pdev
, dev
);
5572 static void __devexit
airo_pci_remove(struct pci_dev
*pdev
)
5574 struct net_device
*dev
= pci_get_drvdata(pdev
);
5576 airo_print_info(dev
->name
, "Unregistering...");
5577 stop_airo_card(dev
, 1);
5578 pci_disable_device(pdev
);
5579 pci_set_drvdata(pdev
, NULL
);
5582 static int airo_pci_suspend(struct pci_dev
*pdev
, pm_message_t state
)
5584 struct net_device
*dev
= pci_get_drvdata(pdev
);
5585 struct airo_info
*ai
= dev
->priv
;
5589 if ((ai
->APList
== NULL
) &&
5590 (ai
->APList
= kmalloc(sizeof(APListRid
), GFP_KERNEL
)) == NULL
)
5592 if ((ai
->SSID
== NULL
) &&
5593 (ai
->SSID
= kmalloc(sizeof(SsidRid
), GFP_KERNEL
)) == NULL
)
5595 readAPListRid(ai
, ai
->APList
);
5596 readSsidRid(ai
, ai
->SSID
);
5597 memset(&cmd
, 0, sizeof(cmd
));
5598 /* the lock will be released at the end of the resume callback */
5599 if (down_interruptible(&ai
->sem
))
5602 netif_device_detach(dev
);
5605 issuecommand(ai
, &cmd
, &rsp
);
5607 pci_enable_wake(pdev
, pci_choose_state(pdev
, state
), 1);
5608 pci_save_state(pdev
);
5609 return pci_set_power_state(pdev
, pci_choose_state(pdev
, state
));
5612 static int airo_pci_resume(struct pci_dev
*pdev
)
5614 struct net_device
*dev
= pci_get_drvdata(pdev
);
5615 struct airo_info
*ai
= dev
->priv
;
5616 pci_power_t prev_state
= pdev
->current_state
;
5618 pci_set_power_state(pdev
, PCI_D0
);
5619 pci_restore_state(pdev
);
5620 pci_enable_wake(pdev
, PCI_D0
, 0);
5622 if (prev_state
!= PCI_D1
) {
5624 mpi_init_descriptors(ai
);
5625 setup_card(ai
, dev
->dev_addr
, 0);
5626 clear_bit(FLAG_RADIO_OFF
, &ai
->flags
);
5627 clear_bit(FLAG_PENDING_XMIT
, &ai
->flags
);
5629 OUT4500(ai
, EVACK
, EV_AWAKEN
);
5630 OUT4500(ai
, EVACK
, EV_AWAKEN
);
5634 set_bit (FLAG_COMMIT
, &ai
->flags
);
5638 writeSsidRid(ai
, ai
->SSID
, 0);
5643 writeAPListRid(ai
, ai
->APList
, 0);
5647 writeConfigRid(ai
, 0);
5649 ai
->power
= PMSG_ON
;
5650 netif_device_attach(dev
);
5651 netif_wake_queue(dev
);
5652 enable_interrupts(ai
);
5658 static int __init
airo_init_module( void )
5662 int have_isa_dev
= 0;
5665 airo_entry
= create_proc_entry("aironet",
5666 S_IFDIR
| airo_perm
,
5670 airo_entry
->uid
= proc_uid
;
5671 airo_entry
->gid
= proc_gid
;
5674 for( i
= 0; i
< 4 && io
[i
] && irq
[i
]; i
++ ) {
5675 airo_print_info("", "Trying to configure ISA adapter at irq=%d "
5676 "io=0x%x", irq
[i
], io
[i
] );
5677 if (init_airo_card( irq
[i
], io
[i
], 0, NULL
))
5686 airo_print_info("", "Probing for PCI adapters");
5687 i
= pci_register_driver(&airo_driver
);
5688 airo_print_info("", "Finished probing for PCI adapters");
5691 remove_proc_entry("aironet", proc_root_driver
);
5696 /* Always exit with success, as we are a library module
5697 * as well as a driver module
5702 static void __exit
airo_cleanup_module( void )
5704 struct airo_info
*ai
;
5705 while(!list_empty(&airo_devices
)) {
5706 ai
= list_entry(airo_devices
.next
, struct airo_info
, dev_list
);
5707 airo_print_info(ai
->dev
->name
, "Unregistering...");
5708 stop_airo_card(ai
->dev
, 1);
5711 pci_unregister_driver(&airo_driver
);
5713 remove_proc_entry("aironet", proc_root_driver
);
5717 * Initial Wireless Extension code for Aironet driver by :
5718 * Jean Tourrilhes <jt@hpl.hp.com> - HPL - 17 November 00
5719 * Conversion to new driver API by :
5720 * Jean Tourrilhes <jt@hpl.hp.com> - HPL - 26 March 02
5721 * Javier also did a good amount of work here, adding some new extensions
5722 * and fixing my code. Let's just say that without him this code just
5723 * would not work at all... - Jean II
5726 static u8
airo_rssi_to_dbm (tdsRssiEntry
*rssi_rid
, u8 rssi
)
5731 return (0x100 - rssi_rid
[rssi
].rssidBm
);
5734 static u8
airo_dbm_to_pct (tdsRssiEntry
*rssi_rid
, u8 dbm
)
5741 for( i
= 0; i
< 256; i
++ )
5742 if (rssi_rid
[i
].rssidBm
== dbm
)
5743 return rssi_rid
[i
].rssipct
;
5749 static int airo_get_quality (StatusRid
*status_rid
, CapabilityRid
*cap_rid
)
5753 if ((status_rid
->mode
& 0x3f) == 0x3f && (cap_rid
->hardCap
& 8)) {
5754 if (memcmp(cap_rid
->prodName
, "350", 3))
5755 if (status_rid
->signalQuality
> 0x20)
5758 quality
= 0x20 - status_rid
->signalQuality
;
5760 if (status_rid
->signalQuality
> 0xb0)
5762 else if (status_rid
->signalQuality
< 0x10)
5765 quality
= 0xb0 - status_rid
->signalQuality
;
5770 #define airo_get_max_quality(cap_rid) (memcmp((cap_rid)->prodName, "350", 3) ? 0x20 : 0xa0)
5771 #define airo_get_avg_quality(cap_rid) (memcmp((cap_rid)->prodName, "350", 3) ? 0x10 : 0x50);
5773 /*------------------------------------------------------------------*/
5775 * Wireless Handler : get protocol name
5777 static int airo_get_name(struct net_device
*dev
,
5778 struct iw_request_info
*info
,
5782 strcpy(cwrq
, "IEEE 802.11-DS");
5786 /*------------------------------------------------------------------*/
5788 * Wireless Handler : set frequency
5790 static int airo_set_freq(struct net_device
*dev
,
5791 struct iw_request_info
*info
,
5792 struct iw_freq
*fwrq
,
5795 struct airo_info
*local
= dev
->priv
;
5796 int rc
= -EINPROGRESS
; /* Call commit handler */
5798 /* If setting by frequency, convert to a channel */
5799 if((fwrq
->e
== 1) &&
5800 (fwrq
->m
>= (int) 2.412e8
) &&
5801 (fwrq
->m
<= (int) 2.487e8
)) {
5802 int f
= fwrq
->m
/ 100000;
5804 while((c
< 14) && (f
!= frequency_list
[c
]))
5806 /* Hack to fall through... */
5810 /* Setting by channel number */
5811 if((fwrq
->m
> 1000) || (fwrq
->e
> 0))
5814 int channel
= fwrq
->m
;
5815 /* We should do a better check than that,
5816 * based on the card capability !!! */
5817 if((channel
< 1) || (channel
> 14)) {
5818 airo_print_dbg(dev
->name
, "New channel value of %d is invalid!",
5822 readConfigRid(local
, 1);
5823 /* Yes ! We can set it !!! */
5824 local
->config
.channelSet
= (u16
) channel
;
5825 set_bit (FLAG_COMMIT
, &local
->flags
);
5831 /*------------------------------------------------------------------*/
5833 * Wireless Handler : get frequency
5835 static int airo_get_freq(struct net_device
*dev
,
5836 struct iw_request_info
*info
,
5837 struct iw_freq
*fwrq
,
5840 struct airo_info
*local
= dev
->priv
;
5841 StatusRid status_rid
; /* Card status info */
5844 readConfigRid(local
, 1);
5845 if ((local
->config
.opmode
& 0xFF) == MODE_STA_ESS
)
5846 status_rid
.channel
= local
->config
.channelSet
;
5848 readStatusRid(local
, &status_rid
, 1);
5850 ch
= (int)status_rid
.channel
;
5851 if((ch
> 0) && (ch
< 15)) {
5852 fwrq
->m
= frequency_list
[ch
- 1] * 100000;
5862 /*------------------------------------------------------------------*/
5864 * Wireless Handler : set ESSID
5866 static int airo_set_essid(struct net_device
*dev
,
5867 struct iw_request_info
*info
,
5868 struct iw_point
*dwrq
,
5871 struct airo_info
*local
= dev
->priv
;
5872 SsidRid SSID_rid
; /* SSIDs */
5874 /* Reload the list of current SSID */
5875 readSsidRid(local
, &SSID_rid
);
5877 /* Check if we asked for `any' */
5878 if(dwrq
->flags
== 0) {
5879 /* Just send an empty SSID list */
5880 memset(&SSID_rid
, 0, sizeof(SSID_rid
));
5882 int index
= (dwrq
->flags
& IW_ENCODE_INDEX
) - 1;
5884 /* Check the size of the string */
5885 if(dwrq
->length
> IW_ESSID_MAX_SIZE
) {
5888 /* Check if index is valid */
5889 if((index
< 0) || (index
>= 4)) {
5894 memset(SSID_rid
.ssids
[index
].ssid
, 0,
5895 sizeof(SSID_rid
.ssids
[index
].ssid
));
5896 memcpy(SSID_rid
.ssids
[index
].ssid
, extra
, dwrq
->length
);
5897 SSID_rid
.ssids
[index
].len
= dwrq
->length
;
5899 SSID_rid
.len
= sizeof(SSID_rid
);
5900 /* Write it to the card */
5901 disable_MAC(local
, 1);
5902 writeSsidRid(local
, &SSID_rid
, 1);
5903 enable_MAC(local
, 1);
5908 /*------------------------------------------------------------------*/
5910 * Wireless Handler : get ESSID
5912 static int airo_get_essid(struct net_device
*dev
,
5913 struct iw_request_info
*info
,
5914 struct iw_point
*dwrq
,
5917 struct airo_info
*local
= dev
->priv
;
5918 StatusRid status_rid
; /* Card status info */
5920 readStatusRid(local
, &status_rid
, 1);
5922 /* Note : if dwrq->flags != 0, we should
5923 * get the relevant SSID from the SSID list... */
5925 /* Get the current SSID */
5926 memcpy(extra
, status_rid
.SSID
, status_rid
.SSIDlen
);
5927 /* If none, we may want to get the one that was set */
5930 dwrq
->length
= status_rid
.SSIDlen
;
5931 dwrq
->flags
= 1; /* active */
5936 /*------------------------------------------------------------------*/
5938 * Wireless Handler : set AP address
5940 static int airo_set_wap(struct net_device
*dev
,
5941 struct iw_request_info
*info
,
5942 struct sockaddr
*awrq
,
5945 struct airo_info
*local
= dev
->priv
;
5948 APListRid APList_rid
;
5949 static const u8 any
[ETH_ALEN
] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
5950 static const u8 off
[ETH_ALEN
] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
5952 if (awrq
->sa_family
!= ARPHRD_ETHER
)
5954 else if (!memcmp(any
, awrq
->sa_data
, ETH_ALEN
) ||
5955 !memcmp(off
, awrq
->sa_data
, ETH_ALEN
)) {
5956 memset(&cmd
, 0, sizeof(cmd
));
5957 cmd
.cmd
=CMD_LOSE_SYNC
;
5958 if (down_interruptible(&local
->sem
))
5959 return -ERESTARTSYS
;
5960 issuecommand(local
, &cmd
, &rsp
);
5963 memset(&APList_rid
, 0, sizeof(APList_rid
));
5964 APList_rid
.len
= sizeof(APList_rid
);
5965 memcpy(APList_rid
.ap
[0], awrq
->sa_data
, ETH_ALEN
);
5966 disable_MAC(local
, 1);
5967 writeAPListRid(local
, &APList_rid
, 1);
5968 enable_MAC(local
, 1);
5973 /*------------------------------------------------------------------*/
5975 * Wireless Handler : get AP address
5977 static int airo_get_wap(struct net_device
*dev
,
5978 struct iw_request_info
*info
,
5979 struct sockaddr
*awrq
,
5982 struct airo_info
*local
= dev
->priv
;
5983 StatusRid status_rid
; /* Card status info */
5985 readStatusRid(local
, &status_rid
, 1);
5987 /* Tentative. This seems to work, wow, I'm lucky !!! */
5988 memcpy(awrq
->sa_data
, status_rid
.bssid
[0], ETH_ALEN
);
5989 awrq
->sa_family
= ARPHRD_ETHER
;
5994 /*------------------------------------------------------------------*/
5996 * Wireless Handler : set Nickname
5998 static int airo_set_nick(struct net_device
*dev
,
5999 struct iw_request_info
*info
,
6000 struct iw_point
*dwrq
,
6003 struct airo_info
*local
= dev
->priv
;
6005 /* Check the size of the string */
6006 if(dwrq
->length
> 16) {
6009 readConfigRid(local
, 1);
6010 memset(local
->config
.nodeName
, 0, sizeof(local
->config
.nodeName
));
6011 memcpy(local
->config
.nodeName
, extra
, dwrq
->length
);
6012 set_bit (FLAG_COMMIT
, &local
->flags
);
6014 return -EINPROGRESS
; /* Call commit handler */
6017 /*------------------------------------------------------------------*/
6019 * Wireless Handler : get Nickname
6021 static int airo_get_nick(struct net_device
*dev
,
6022 struct iw_request_info
*info
,
6023 struct iw_point
*dwrq
,
6026 struct airo_info
*local
= dev
->priv
;
6028 readConfigRid(local
, 1);
6029 strncpy(extra
, local
->config
.nodeName
, 16);
6031 dwrq
->length
= strlen(extra
);
6036 /*------------------------------------------------------------------*/
6038 * Wireless Handler : set Bit-Rate
6040 static int airo_set_rate(struct net_device
*dev
,
6041 struct iw_request_info
*info
,
6042 struct iw_param
*vwrq
,
6045 struct airo_info
*local
= dev
->priv
;
6046 CapabilityRid cap_rid
; /* Card capability info */
6050 /* First : get a valid bit rate value */
6051 readCapabilityRid(local
, &cap_rid
, 1);
6053 /* Which type of value ? */
6054 if((vwrq
->value
< 8) && (vwrq
->value
>= 0)) {
6055 /* Setting by rate index */
6056 /* Find value in the magic rate table */
6057 brate
= cap_rid
.supportedRates
[vwrq
->value
];
6059 /* Setting by frequency value */
6060 u8 normvalue
= (u8
) (vwrq
->value
/500000);
6062 /* Check if rate is valid */
6063 for(i
= 0 ; i
< 8 ; i
++) {
6064 if(normvalue
== cap_rid
.supportedRates
[i
]) {
6070 /* -1 designed the max rate (mostly auto mode) */
6071 if(vwrq
->value
== -1) {
6072 /* Get the highest available rate */
6073 for(i
= 0 ; i
< 8 ; i
++) {
6074 if(cap_rid
.supportedRates
[i
] == 0)
6078 brate
= cap_rid
.supportedRates
[i
- 1];
6080 /* Check that it is valid */
6085 readConfigRid(local
, 1);
6086 /* Now, check if we want a fixed or auto value */
6087 if(vwrq
->fixed
== 0) {
6088 /* Fill all the rates up to this max rate */
6089 memset(local
->config
.rates
, 0, 8);
6090 for(i
= 0 ; i
< 8 ; i
++) {
6091 local
->config
.rates
[i
] = cap_rid
.supportedRates
[i
];
6092 if(local
->config
.rates
[i
] == brate
)
6097 /* One rate, fixed */
6098 memset(local
->config
.rates
, 0, 8);
6099 local
->config
.rates
[0] = brate
;
6101 set_bit (FLAG_COMMIT
, &local
->flags
);
6103 return -EINPROGRESS
; /* Call commit handler */
6106 /*------------------------------------------------------------------*/
6108 * Wireless Handler : get Bit-Rate
6110 static int airo_get_rate(struct net_device
*dev
,
6111 struct iw_request_info
*info
,
6112 struct iw_param
*vwrq
,
6115 struct airo_info
*local
= dev
->priv
;
6116 StatusRid status_rid
; /* Card status info */
6118 readStatusRid(local
, &status_rid
, 1);
6120 vwrq
->value
= status_rid
.currentXmitRate
* 500000;
6121 /* If more than one rate, set auto */
6122 readConfigRid(local
, 1);
6123 vwrq
->fixed
= (local
->config
.rates
[1] == 0);
6128 /*------------------------------------------------------------------*/
6130 * Wireless Handler : set RTS threshold
6132 static int airo_set_rts(struct net_device
*dev
,
6133 struct iw_request_info
*info
,
6134 struct iw_param
*vwrq
,
6137 struct airo_info
*local
= dev
->priv
;
6138 int rthr
= vwrq
->value
;
6141 rthr
= AIRO_DEF_MTU
;
6142 if((rthr
< 0) || (rthr
> AIRO_DEF_MTU
)) {
6145 readConfigRid(local
, 1);
6146 local
->config
.rtsThres
= rthr
;
6147 set_bit (FLAG_COMMIT
, &local
->flags
);
6149 return -EINPROGRESS
; /* Call commit handler */
6152 /*------------------------------------------------------------------*/
6154 * Wireless Handler : get RTS threshold
6156 static int airo_get_rts(struct net_device
*dev
,
6157 struct iw_request_info
*info
,
6158 struct iw_param
*vwrq
,
6161 struct airo_info
*local
= dev
->priv
;
6163 readConfigRid(local
, 1);
6164 vwrq
->value
= local
->config
.rtsThres
;
6165 vwrq
->disabled
= (vwrq
->value
>= AIRO_DEF_MTU
);
6171 /*------------------------------------------------------------------*/
6173 * Wireless Handler : set Fragmentation threshold
6175 static int airo_set_frag(struct net_device
*dev
,
6176 struct iw_request_info
*info
,
6177 struct iw_param
*vwrq
,
6180 struct airo_info
*local
= dev
->priv
;
6181 int fthr
= vwrq
->value
;
6184 fthr
= AIRO_DEF_MTU
;
6185 if((fthr
< 256) || (fthr
> AIRO_DEF_MTU
)) {
6188 fthr
&= ~0x1; /* Get an even value - is it really needed ??? */
6189 readConfigRid(local
, 1);
6190 local
->config
.fragThresh
= (u16
)fthr
;
6191 set_bit (FLAG_COMMIT
, &local
->flags
);
6193 return -EINPROGRESS
; /* Call commit handler */
6196 /*------------------------------------------------------------------*/
6198 * Wireless Handler : get Fragmentation threshold
6200 static int airo_get_frag(struct net_device
*dev
,
6201 struct iw_request_info
*info
,
6202 struct iw_param
*vwrq
,
6205 struct airo_info
*local
= dev
->priv
;
6207 readConfigRid(local
, 1);
6208 vwrq
->value
= local
->config
.fragThresh
;
6209 vwrq
->disabled
= (vwrq
->value
>= AIRO_DEF_MTU
);
6215 /*------------------------------------------------------------------*/
6217 * Wireless Handler : set Mode of Operation
6219 static int airo_set_mode(struct net_device
*dev
,
6220 struct iw_request_info
*info
,
6224 struct airo_info
*local
= dev
->priv
;
6227 readConfigRid(local
, 1);
6228 if ((local
->config
.rmode
& 0xff) >= RXMODE_RFMON
)
6233 local
->config
.opmode
&= 0xFF00;
6234 local
->config
.opmode
|= MODE_STA_IBSS
;
6235 local
->config
.rmode
&= 0xfe00;
6236 local
->config
.scanMode
= SCANMODE_ACTIVE
;
6237 clear_bit (FLAG_802_11
, &local
->flags
);
6240 local
->config
.opmode
&= 0xFF00;
6241 local
->config
.opmode
|= MODE_STA_ESS
;
6242 local
->config
.rmode
&= 0xfe00;
6243 local
->config
.scanMode
= SCANMODE_ACTIVE
;
6244 clear_bit (FLAG_802_11
, &local
->flags
);
6246 case IW_MODE_MASTER
:
6247 local
->config
.opmode
&= 0xFF00;
6248 local
->config
.opmode
|= MODE_AP
;
6249 local
->config
.rmode
&= 0xfe00;
6250 local
->config
.scanMode
= SCANMODE_ACTIVE
;
6251 clear_bit (FLAG_802_11
, &local
->flags
);
6253 case IW_MODE_REPEAT
:
6254 local
->config
.opmode
&= 0xFF00;
6255 local
->config
.opmode
|= MODE_AP_RPTR
;
6256 local
->config
.rmode
&= 0xfe00;
6257 local
->config
.scanMode
= SCANMODE_ACTIVE
;
6258 clear_bit (FLAG_802_11
, &local
->flags
);
6260 case IW_MODE_MONITOR
:
6261 local
->config
.opmode
&= 0xFF00;
6262 local
->config
.opmode
|= MODE_STA_ESS
;
6263 local
->config
.rmode
&= 0xfe00;
6264 local
->config
.rmode
|= RXMODE_RFMON
| RXMODE_DISABLE_802_3_HEADER
;
6265 local
->config
.scanMode
= SCANMODE_PASSIVE
;
6266 set_bit (FLAG_802_11
, &local
->flags
);
6272 set_bit (FLAG_RESET
, &local
->flags
);
6273 set_bit (FLAG_COMMIT
, &local
->flags
);
6275 return -EINPROGRESS
; /* Call commit handler */
6278 /*------------------------------------------------------------------*/
6280 * Wireless Handler : get Mode of Operation
6282 static int airo_get_mode(struct net_device
*dev
,
6283 struct iw_request_info
*info
,
6287 struct airo_info
*local
= dev
->priv
;
6289 readConfigRid(local
, 1);
6290 /* If not managed, assume it's ad-hoc */
6291 switch (local
->config
.opmode
& 0xFF) {
6293 *uwrq
= IW_MODE_INFRA
;
6296 *uwrq
= IW_MODE_MASTER
;
6299 *uwrq
= IW_MODE_REPEAT
;
6302 *uwrq
= IW_MODE_ADHOC
;
6308 /*------------------------------------------------------------------*/
6310 * Wireless Handler : set Encryption Key
6312 static int airo_set_encode(struct net_device
*dev
,
6313 struct iw_request_info
*info
,
6314 struct iw_point
*dwrq
,
6317 struct airo_info
*local
= dev
->priv
;
6318 CapabilityRid cap_rid
; /* Card capability info */
6319 int perm
= ( dwrq
->flags
& IW_ENCODE_TEMP
? 0 : 1 );
6320 u16 currentAuthType
= local
->config
.authType
;
6322 /* Is WEP supported ? */
6323 readCapabilityRid(local
, &cap_rid
, 1);
6324 /* Older firmware doesn't support this...
6325 if(!(cap_rid.softCap & 2)) {
6328 readConfigRid(local
, 1);
6330 /* Basic checking: do we have a key to set ?
6331 * Note : with the new API, it's impossible to get a NULL pointer.
6332 * Therefore, we need to check a key size == 0 instead.
6333 * New version of iwconfig properly set the IW_ENCODE_NOKEY flag
6334 * when no key is present (only change flags), but older versions
6335 * don't do it. - Jean II */
6336 if (dwrq
->length
> 0) {
6338 int index
= (dwrq
->flags
& IW_ENCODE_INDEX
) - 1;
6339 int current_index
= get_wep_key(local
, 0xffff);
6340 /* Check the size of the key */
6341 if (dwrq
->length
> MAX_KEY_SIZE
) {
6344 /* Check the index (none -> use current) */
6345 if ((index
< 0) || (index
>= ((cap_rid
.softCap
& 0x80) ? 4:1)))
6346 index
= current_index
;
6347 /* Set the length */
6348 if (dwrq
->length
> MIN_KEY_SIZE
)
6349 key
.len
= MAX_KEY_SIZE
;
6351 if (dwrq
->length
> 0)
6352 key
.len
= MIN_KEY_SIZE
;
6354 /* Disable the key */
6356 /* Check if the key is not marked as invalid */
6357 if(!(dwrq
->flags
& IW_ENCODE_NOKEY
)) {
6359 memset(key
.key
, 0, MAX_KEY_SIZE
);
6360 /* Copy the key in the driver */
6361 memcpy(key
.key
, extra
, dwrq
->length
);
6362 /* Send the key to the card */
6363 set_wep_key(local
, index
, key
.key
, key
.len
, perm
, 1);
6365 /* WE specify that if a valid key is set, encryption
6366 * should be enabled (user may turn it off later)
6367 * This is also how "iwconfig ethX key on" works */
6368 if((index
== current_index
) && (key
.len
> 0) &&
6369 (local
->config
.authType
== AUTH_OPEN
)) {
6370 local
->config
.authType
= AUTH_ENCRYPT
;
6373 /* Do we want to just set the transmit key index ? */
6374 int index
= (dwrq
->flags
& IW_ENCODE_INDEX
) - 1;
6375 if ((index
>= 0) && (index
< ((cap_rid
.softCap
& 0x80)?4:1))) {
6376 set_wep_key(local
, index
, NULL
, 0, perm
, 1);
6378 /* Don't complain if only change the mode */
6379 if (!(dwrq
->flags
& IW_ENCODE_MODE
))
6382 /* Read the flags */
6383 if(dwrq
->flags
& IW_ENCODE_DISABLED
)
6384 local
->config
.authType
= AUTH_OPEN
; // disable encryption
6385 if(dwrq
->flags
& IW_ENCODE_RESTRICTED
)
6386 local
->config
.authType
= AUTH_SHAREDKEY
; // Only Both
6387 if(dwrq
->flags
& IW_ENCODE_OPEN
)
6388 local
->config
.authType
= AUTH_ENCRYPT
; // Only Wep
6389 /* Commit the changes to flags if needed */
6390 if (local
->config
.authType
!= currentAuthType
)
6391 set_bit (FLAG_COMMIT
, &local
->flags
);
6392 return -EINPROGRESS
; /* Call commit handler */
6395 /*------------------------------------------------------------------*/
6397 * Wireless Handler : get Encryption Key
6399 static int airo_get_encode(struct net_device
*dev
,
6400 struct iw_request_info
*info
,
6401 struct iw_point
*dwrq
,
6404 struct airo_info
*local
= dev
->priv
;
6405 int index
= (dwrq
->flags
& IW_ENCODE_INDEX
) - 1;
6406 CapabilityRid cap_rid
; /* Card capability info */
6408 /* Is it supported ? */
6409 readCapabilityRid(local
, &cap_rid
, 1);
6410 if(!(cap_rid
.softCap
& 2)) {
6413 readConfigRid(local
, 1);
6414 /* Check encryption mode */
6415 switch(local
->config
.authType
) {
6417 dwrq
->flags
= IW_ENCODE_OPEN
;
6419 case AUTH_SHAREDKEY
:
6420 dwrq
->flags
= IW_ENCODE_RESTRICTED
;
6424 dwrq
->flags
= IW_ENCODE_DISABLED
;
6427 /* We can't return the key, so set the proper flag and return zero */
6428 dwrq
->flags
|= IW_ENCODE_NOKEY
;
6429 memset(extra
, 0, 16);
6431 /* Which key do we want ? -1 -> tx index */
6432 if ((index
< 0) || (index
>= ((cap_rid
.softCap
& 0x80) ? 4 : 1)))
6433 index
= get_wep_key(local
, 0xffff);
6434 dwrq
->flags
|= index
+ 1;
6435 /* Copy the key to the user buffer */
6436 dwrq
->length
= get_wep_key(local
, index
);
6437 if (dwrq
->length
> 16) {
6443 /*------------------------------------------------------------------*/
6445 * Wireless Handler : set extended Encryption parameters
6447 static int airo_set_encodeext(struct net_device
*dev
,
6448 struct iw_request_info
*info
,
6449 union iwreq_data
*wrqu
,
6452 struct airo_info
*local
= dev
->priv
;
6453 struct iw_point
*encoding
= &wrqu
->encoding
;
6454 struct iw_encode_ext
*ext
= (struct iw_encode_ext
*)extra
;
6455 CapabilityRid cap_rid
; /* Card capability info */
6456 int perm
= ( encoding
->flags
& IW_ENCODE_TEMP
? 0 : 1 );
6457 u16 currentAuthType
= local
->config
.authType
;
6458 int idx
, key_len
, alg
= ext
->alg
, set_key
= 1;
6461 /* Is WEP supported ? */
6462 readCapabilityRid(local
, &cap_rid
, 1);
6463 /* Older firmware doesn't support this...
6464 if(!(cap_rid.softCap & 2)) {
6467 readConfigRid(local
, 1);
6469 /* Determine and validate the key index */
6470 idx
= encoding
->flags
& IW_ENCODE_INDEX
;
6472 if (idx
< 1 || idx
> ((cap_rid
.softCap
& 0x80) ? 4:1))
6476 idx
= get_wep_key(local
, 0xffff);
6478 if (encoding
->flags
& IW_ENCODE_DISABLED
)
6479 alg
= IW_ENCODE_ALG_NONE
;
6481 if (ext
->ext_flags
& IW_ENCODE_EXT_SET_TX_KEY
) {
6482 /* Only set transmit key index here, actual
6483 * key is set below if needed.
6485 set_wep_key(local
, idx
, NULL
, 0, perm
, 1);
6486 set_key
= ext
->key_len
> 0 ? 1 : 0;
6490 /* Set the requested key first */
6491 memset(key
.key
, 0, MAX_KEY_SIZE
);
6493 case IW_ENCODE_ALG_NONE
:
6496 case IW_ENCODE_ALG_WEP
:
6497 if (ext
->key_len
> MIN_KEY_SIZE
) {
6498 key
.len
= MAX_KEY_SIZE
;
6499 } else if (ext
->key_len
> 0) {
6500 key
.len
= MIN_KEY_SIZE
;
6504 key_len
= min (ext
->key_len
, key
.len
);
6505 memcpy(key
.key
, ext
->key
, key_len
);
6510 /* Send the key to the card */
6511 set_wep_key(local
, idx
, key
.key
, key
.len
, perm
, 1);
6514 /* Read the flags */
6515 if(encoding
->flags
& IW_ENCODE_DISABLED
)
6516 local
->config
.authType
= AUTH_OPEN
; // disable encryption
6517 if(encoding
->flags
& IW_ENCODE_RESTRICTED
)
6518 local
->config
.authType
= AUTH_SHAREDKEY
; // Only Both
6519 if(encoding
->flags
& IW_ENCODE_OPEN
)
6520 local
->config
.authType
= AUTH_ENCRYPT
; // Only Wep
6521 /* Commit the changes to flags if needed */
6522 if (local
->config
.authType
!= currentAuthType
)
6523 set_bit (FLAG_COMMIT
, &local
->flags
);
6525 return -EINPROGRESS
;
6529 /*------------------------------------------------------------------*/
6531 * Wireless Handler : get extended Encryption parameters
6533 static int airo_get_encodeext(struct net_device
*dev
,
6534 struct iw_request_info
*info
,
6535 union iwreq_data
*wrqu
,
6538 struct airo_info
*local
= dev
->priv
;
6539 struct iw_point
*encoding
= &wrqu
->encoding
;
6540 struct iw_encode_ext
*ext
= (struct iw_encode_ext
*)extra
;
6541 CapabilityRid cap_rid
; /* Card capability info */
6542 int idx
, max_key_len
;
6544 /* Is it supported ? */
6545 readCapabilityRid(local
, &cap_rid
, 1);
6546 if(!(cap_rid
.softCap
& 2)) {
6549 readConfigRid(local
, 1);
6551 max_key_len
= encoding
->length
- sizeof(*ext
);
6552 if (max_key_len
< 0)
6555 idx
= encoding
->flags
& IW_ENCODE_INDEX
;
6557 if (idx
< 1 || idx
> ((cap_rid
.softCap
& 0x80) ? 4:1))
6561 idx
= get_wep_key(local
, 0xffff);
6563 encoding
->flags
= idx
+ 1;
6564 memset(ext
, 0, sizeof(*ext
));
6566 /* Check encryption mode */
6567 switch(local
->config
.authType
) {
6569 encoding
->flags
= IW_ENCODE_ALG_WEP
| IW_ENCODE_ENABLED
;
6571 case AUTH_SHAREDKEY
:
6572 encoding
->flags
= IW_ENCODE_ALG_WEP
| IW_ENCODE_ENABLED
;
6576 encoding
->flags
= IW_ENCODE_ALG_NONE
| IW_ENCODE_DISABLED
;
6579 /* We can't return the key, so set the proper flag and return zero */
6580 encoding
->flags
|= IW_ENCODE_NOKEY
;
6581 memset(extra
, 0, 16);
6583 /* Copy the key to the user buffer */
6584 ext
->key_len
= get_wep_key(local
, idx
);
6585 if (ext
->key_len
> 16) {
6593 /*------------------------------------------------------------------*/
6595 * Wireless Handler : set extended authentication parameters
6597 static int airo_set_auth(struct net_device
*dev
,
6598 struct iw_request_info
*info
,
6599 union iwreq_data
*wrqu
, char *extra
)
6601 struct airo_info
*local
= dev
->priv
;
6602 struct iw_param
*param
= &wrqu
->param
;
6603 u16 currentAuthType
= local
->config
.authType
;
6605 switch (param
->flags
& IW_AUTH_INDEX
) {
6606 case IW_AUTH_WPA_VERSION
:
6607 case IW_AUTH_CIPHER_PAIRWISE
:
6608 case IW_AUTH_CIPHER_GROUP
:
6609 case IW_AUTH_KEY_MGMT
:
6610 case IW_AUTH_RX_UNENCRYPTED_EAPOL
:
6611 case IW_AUTH_PRIVACY_INVOKED
:
6613 * airo does not use these parameters
6617 case IW_AUTH_DROP_UNENCRYPTED
:
6619 /* Only change auth type if unencrypted */
6620 if (currentAuthType
== AUTH_OPEN
)
6621 local
->config
.authType
= AUTH_ENCRYPT
;
6623 local
->config
.authType
= AUTH_OPEN
;
6626 /* Commit the changes to flags if needed */
6627 if (local
->config
.authType
!= currentAuthType
)
6628 set_bit (FLAG_COMMIT
, &local
->flags
);
6631 case IW_AUTH_80211_AUTH_ALG
: {
6632 /* FIXME: What about AUTH_OPEN? This API seems to
6633 * disallow setting our auth to AUTH_OPEN.
6635 if (param
->value
& IW_AUTH_ALG_SHARED_KEY
) {
6636 local
->config
.authType
= AUTH_SHAREDKEY
;
6637 } else if (param
->value
& IW_AUTH_ALG_OPEN_SYSTEM
) {
6638 local
->config
.authType
= AUTH_ENCRYPT
;
6643 /* Commit the changes to flags if needed */
6644 if (local
->config
.authType
!= currentAuthType
)
6645 set_bit (FLAG_COMMIT
, &local
->flags
);
6648 case IW_AUTH_WPA_ENABLED
:
6649 /* Silently accept disable of WPA */
6650 if (param
->value
> 0)
6657 return -EINPROGRESS
;
6661 /*------------------------------------------------------------------*/
6663 * Wireless Handler : get extended authentication parameters
6665 static int airo_get_auth(struct net_device
*dev
,
6666 struct iw_request_info
*info
,
6667 union iwreq_data
*wrqu
, char *extra
)
6669 struct airo_info
*local
= dev
->priv
;
6670 struct iw_param
*param
= &wrqu
->param
;
6671 u16 currentAuthType
= local
->config
.authType
;
6673 switch (param
->flags
& IW_AUTH_INDEX
) {
6674 case IW_AUTH_DROP_UNENCRYPTED
:
6675 switch (currentAuthType
) {
6676 case AUTH_SHAREDKEY
:
6686 case IW_AUTH_80211_AUTH_ALG
:
6687 switch (currentAuthType
) {
6688 case AUTH_SHAREDKEY
:
6689 param
->value
= IW_AUTH_ALG_SHARED_KEY
;
6693 param
->value
= IW_AUTH_ALG_OPEN_SYSTEM
;
6698 case IW_AUTH_WPA_ENABLED
:
6709 /*------------------------------------------------------------------*/
6711 * Wireless Handler : set Tx-Power
6713 static int airo_set_txpow(struct net_device
*dev
,
6714 struct iw_request_info
*info
,
6715 struct iw_param
*vwrq
,
6718 struct airo_info
*local
= dev
->priv
;
6719 CapabilityRid cap_rid
; /* Card capability info */
6723 readCapabilityRid(local
, &cap_rid
, 1);
6725 if (vwrq
->disabled
) {
6726 set_bit (FLAG_RADIO_OFF
, &local
->flags
);
6727 set_bit (FLAG_COMMIT
, &local
->flags
);
6728 return -EINPROGRESS
; /* Call commit handler */
6730 if (vwrq
->flags
!= IW_TXPOW_MWATT
) {
6733 clear_bit (FLAG_RADIO_OFF
, &local
->flags
);
6734 for (i
= 0; cap_rid
.txPowerLevels
[i
] && (i
< 8); i
++)
6735 if ((vwrq
->value
==cap_rid
.txPowerLevels
[i
])) {
6736 readConfigRid(local
, 1);
6737 local
->config
.txPower
= vwrq
->value
;
6738 set_bit (FLAG_COMMIT
, &local
->flags
);
6739 rc
= -EINPROGRESS
; /* Call commit handler */
6745 /*------------------------------------------------------------------*/
6747 * Wireless Handler : get Tx-Power
6749 static int airo_get_txpow(struct net_device
*dev
,
6750 struct iw_request_info
*info
,
6751 struct iw_param
*vwrq
,
6754 struct airo_info
*local
= dev
->priv
;
6756 readConfigRid(local
, 1);
6757 vwrq
->value
= local
->config
.txPower
;
6758 vwrq
->fixed
= 1; /* No power control */
6759 vwrq
->disabled
= test_bit(FLAG_RADIO_OFF
, &local
->flags
);
6760 vwrq
->flags
= IW_TXPOW_MWATT
;
6765 /*------------------------------------------------------------------*/
6767 * Wireless Handler : set Retry limits
6769 static int airo_set_retry(struct net_device
*dev
,
6770 struct iw_request_info
*info
,
6771 struct iw_param
*vwrq
,
6774 struct airo_info
*local
= dev
->priv
;
6777 if(vwrq
->disabled
) {
6780 readConfigRid(local
, 1);
6781 if(vwrq
->flags
& IW_RETRY_LIMIT
) {
6782 if(vwrq
->flags
& IW_RETRY_LONG
)
6783 local
->config
.longRetryLimit
= vwrq
->value
;
6784 else if (vwrq
->flags
& IW_RETRY_SHORT
)
6785 local
->config
.shortRetryLimit
= vwrq
->value
;
6787 /* No modifier : set both */
6788 local
->config
.longRetryLimit
= vwrq
->value
;
6789 local
->config
.shortRetryLimit
= vwrq
->value
;
6791 set_bit (FLAG_COMMIT
, &local
->flags
);
6792 rc
= -EINPROGRESS
; /* Call commit handler */
6794 if(vwrq
->flags
& IW_RETRY_LIFETIME
) {
6795 local
->config
.txLifetime
= vwrq
->value
/ 1024;
6796 set_bit (FLAG_COMMIT
, &local
->flags
);
6797 rc
= -EINPROGRESS
; /* Call commit handler */
6802 /*------------------------------------------------------------------*/
6804 * Wireless Handler : get Retry limits
6806 static int airo_get_retry(struct net_device
*dev
,
6807 struct iw_request_info
*info
,
6808 struct iw_param
*vwrq
,
6811 struct airo_info
*local
= dev
->priv
;
6813 vwrq
->disabled
= 0; /* Can't be disabled */
6815 readConfigRid(local
, 1);
6816 /* Note : by default, display the min retry number */
6817 if((vwrq
->flags
& IW_RETRY_TYPE
) == IW_RETRY_LIFETIME
) {
6818 vwrq
->flags
= IW_RETRY_LIFETIME
;
6819 vwrq
->value
= (int)local
->config
.txLifetime
* 1024;
6820 } else if((vwrq
->flags
& IW_RETRY_LONG
)) {
6821 vwrq
->flags
= IW_RETRY_LIMIT
| IW_RETRY_LONG
;
6822 vwrq
->value
= (int)local
->config
.longRetryLimit
;
6824 vwrq
->flags
= IW_RETRY_LIMIT
;
6825 vwrq
->value
= (int)local
->config
.shortRetryLimit
;
6826 if((int)local
->config
.shortRetryLimit
!= (int)local
->config
.longRetryLimit
)
6827 vwrq
->flags
|= IW_RETRY_SHORT
;
6833 /*------------------------------------------------------------------*/
6835 * Wireless Handler : get range info
6837 static int airo_get_range(struct net_device
*dev
,
6838 struct iw_request_info
*info
,
6839 struct iw_point
*dwrq
,
6842 struct airo_info
*local
= dev
->priv
;
6843 struct iw_range
*range
= (struct iw_range
*) extra
;
6844 CapabilityRid cap_rid
; /* Card capability info */
6848 readCapabilityRid(local
, &cap_rid
, 1);
6850 dwrq
->length
= sizeof(struct iw_range
);
6851 memset(range
, 0, sizeof(*range
));
6852 range
->min_nwid
= 0x0000;
6853 range
->max_nwid
= 0x0000;
6854 range
->num_channels
= 14;
6855 /* Should be based on cap_rid.country to give only
6856 * what the current card support */
6858 for(i
= 0; i
< 14; i
++) {
6859 range
->freq
[k
].i
= i
+ 1; /* List index */
6860 range
->freq
[k
].m
= frequency_list
[i
] * 100000;
6861 range
->freq
[k
++].e
= 1; /* Values in table in MHz -> * 10^5 * 10 */
6863 range
->num_frequency
= k
;
6865 range
->sensitivity
= 65535;
6867 /* Hum... Should put the right values there */
6869 range
->max_qual
.qual
= 100; /* % */
6871 range
->max_qual
.qual
= airo_get_max_quality(&cap_rid
);
6872 range
->max_qual
.level
= 0x100 - 120; /* -120 dBm */
6873 range
->max_qual
.noise
= 0x100 - 120; /* -120 dBm */
6875 /* Experimental measurements - boundary 11/5.5 Mb/s */
6876 /* Note : with or without the (local->rssi), results
6877 * are somewhat different. - Jean II */
6879 range
->avg_qual
.qual
= 50; /* % */
6880 range
->avg_qual
.level
= 0x100 - 70; /* -70 dBm */
6882 range
->avg_qual
.qual
= airo_get_avg_quality(&cap_rid
);
6883 range
->avg_qual
.level
= 0x100 - 80; /* -80 dBm */
6885 range
->avg_qual
.noise
= 0x100 - 85; /* -85 dBm */
6887 for(i
= 0 ; i
< 8 ; i
++) {
6888 range
->bitrate
[i
] = cap_rid
.supportedRates
[i
] * 500000;
6889 if(range
->bitrate
[i
] == 0)
6892 range
->num_bitrates
= i
;
6894 /* Set an indication of the max TCP throughput
6895 * in bit/s that we can expect using this interface.
6896 * May be use for QoS stuff... Jean II */
6898 range
->throughput
= 5000 * 1000;
6900 range
->throughput
= 1500 * 1000;
6903 range
->max_rts
= AIRO_DEF_MTU
;
6904 range
->min_frag
= 256;
6905 range
->max_frag
= AIRO_DEF_MTU
;
6907 if(cap_rid
.softCap
& 2) {
6909 range
->encoding_size
[0] = 5;
6911 if (cap_rid
.softCap
& 0x100) {
6912 range
->encoding_size
[1] = 13;
6913 range
->num_encoding_sizes
= 2;
6915 range
->num_encoding_sizes
= 1;
6916 range
->max_encoding_tokens
= (cap_rid
.softCap
& 0x80) ? 4 : 1;
6918 range
->num_encoding_sizes
= 0;
6919 range
->max_encoding_tokens
= 0;
6922 range
->max_pmp
= 5000000; /* 5 secs */
6924 range
->max_pmt
= 65535 * 1024; /* ??? */
6925 range
->pmp_flags
= IW_POWER_PERIOD
;
6926 range
->pmt_flags
= IW_POWER_TIMEOUT
;
6927 range
->pm_capa
= IW_POWER_PERIOD
| IW_POWER_TIMEOUT
| IW_POWER_ALL_R
;
6929 /* Transmit Power - values are in mW */
6930 for(i
= 0 ; i
< 8 ; i
++) {
6931 range
->txpower
[i
] = cap_rid
.txPowerLevels
[i
];
6932 if(range
->txpower
[i
] == 0)
6935 range
->num_txpower
= i
;
6936 range
->txpower_capa
= IW_TXPOW_MWATT
;
6937 range
->we_version_source
= 19;
6938 range
->we_version_compiled
= WIRELESS_EXT
;
6939 range
->retry_capa
= IW_RETRY_LIMIT
| IW_RETRY_LIFETIME
;
6940 range
->retry_flags
= IW_RETRY_LIMIT
;
6941 range
->r_time_flags
= IW_RETRY_LIFETIME
;
6942 range
->min_retry
= 1;
6943 range
->max_retry
= 65535;
6944 range
->min_r_time
= 1024;
6945 range
->max_r_time
= 65535 * 1024;
6947 /* Event capability (kernel + driver) */
6948 range
->event_capa
[0] = (IW_EVENT_CAPA_K_0
|
6949 IW_EVENT_CAPA_MASK(SIOCGIWTHRSPY
) |
6950 IW_EVENT_CAPA_MASK(SIOCGIWAP
) |
6951 IW_EVENT_CAPA_MASK(SIOCGIWSCAN
));
6952 range
->event_capa
[1] = IW_EVENT_CAPA_K_1
;
6953 range
->event_capa
[4] = IW_EVENT_CAPA_MASK(IWEVTXDROP
);
6957 /*------------------------------------------------------------------*/
6959 * Wireless Handler : set Power Management
6961 static int airo_set_power(struct net_device
*dev
,
6962 struct iw_request_info
*info
,
6963 struct iw_param
*vwrq
,
6966 struct airo_info
*local
= dev
->priv
;
6968 readConfigRid(local
, 1);
6969 if (vwrq
->disabled
) {
6970 if ((local
->config
.rmode
& 0xFF) >= RXMODE_RFMON
) {
6973 local
->config
.powerSaveMode
= POWERSAVE_CAM
;
6974 local
->config
.rmode
&= 0xFF00;
6975 local
->config
.rmode
|= RXMODE_BC_MC_ADDR
;
6976 set_bit (FLAG_COMMIT
, &local
->flags
);
6977 return -EINPROGRESS
; /* Call commit handler */
6979 if ((vwrq
->flags
& IW_POWER_TYPE
) == IW_POWER_TIMEOUT
) {
6980 local
->config
.fastListenDelay
= (vwrq
->value
+ 500) / 1024;
6981 local
->config
.powerSaveMode
= POWERSAVE_PSPCAM
;
6982 set_bit (FLAG_COMMIT
, &local
->flags
);
6983 } else if ((vwrq
->flags
& IW_POWER_TYPE
) == IW_POWER_PERIOD
) {
6984 local
->config
.fastListenInterval
= local
->config
.listenInterval
= (vwrq
->value
+ 500) / 1024;
6985 local
->config
.powerSaveMode
= POWERSAVE_PSPCAM
;
6986 set_bit (FLAG_COMMIT
, &local
->flags
);
6988 switch (vwrq
->flags
& IW_POWER_MODE
) {
6989 case IW_POWER_UNICAST_R
:
6990 if ((local
->config
.rmode
& 0xFF) >= RXMODE_RFMON
) {
6993 local
->config
.rmode
&= 0xFF00;
6994 local
->config
.rmode
|= RXMODE_ADDR
;
6995 set_bit (FLAG_COMMIT
, &local
->flags
);
6997 case IW_POWER_ALL_R
:
6998 if ((local
->config
.rmode
& 0xFF) >= RXMODE_RFMON
) {
7001 local
->config
.rmode
&= 0xFF00;
7002 local
->config
.rmode
|= RXMODE_BC_MC_ADDR
;
7003 set_bit (FLAG_COMMIT
, &local
->flags
);
7005 /* This is broken, fixme ;-) */
7010 // Note : we may want to factor local->need_commit here
7011 // Note2 : may also want to factor RXMODE_RFMON test
7012 return -EINPROGRESS
; /* Call commit handler */
7015 /*------------------------------------------------------------------*/
7017 * Wireless Handler : get Power Management
7019 static int airo_get_power(struct net_device
*dev
,
7020 struct iw_request_info
*info
,
7021 struct iw_param
*vwrq
,
7024 struct airo_info
*local
= dev
->priv
;
7027 readConfigRid(local
, 1);
7028 mode
= local
->config
.powerSaveMode
;
7029 if ((vwrq
->disabled
= (mode
== POWERSAVE_CAM
)))
7031 if ((vwrq
->flags
& IW_POWER_TYPE
) == IW_POWER_TIMEOUT
) {
7032 vwrq
->value
= (int)local
->config
.fastListenDelay
* 1024;
7033 vwrq
->flags
= IW_POWER_TIMEOUT
;
7035 vwrq
->value
= (int)local
->config
.fastListenInterval
* 1024;
7036 vwrq
->flags
= IW_POWER_PERIOD
;
7038 if ((local
->config
.rmode
& 0xFF) == RXMODE_ADDR
)
7039 vwrq
->flags
|= IW_POWER_UNICAST_R
;
7041 vwrq
->flags
|= IW_POWER_ALL_R
;
7046 /*------------------------------------------------------------------*/
7048 * Wireless Handler : set Sensitivity
7050 static int airo_set_sens(struct net_device
*dev
,
7051 struct iw_request_info
*info
,
7052 struct iw_param
*vwrq
,
7055 struct airo_info
*local
= dev
->priv
;
7057 readConfigRid(local
, 1);
7058 local
->config
.rssiThreshold
= vwrq
->disabled
? RSSI_DEFAULT
: vwrq
->value
;
7059 set_bit (FLAG_COMMIT
, &local
->flags
);
7061 return -EINPROGRESS
; /* Call commit handler */
7064 /*------------------------------------------------------------------*/
7066 * Wireless Handler : get Sensitivity
7068 static int airo_get_sens(struct net_device
*dev
,
7069 struct iw_request_info
*info
,
7070 struct iw_param
*vwrq
,
7073 struct airo_info
*local
= dev
->priv
;
7075 readConfigRid(local
, 1);
7076 vwrq
->value
= local
->config
.rssiThreshold
;
7077 vwrq
->disabled
= (vwrq
->value
== 0);
7083 /*------------------------------------------------------------------*/
7085 * Wireless Handler : get AP List
7086 * Note : this is deprecated in favor of IWSCAN
7088 static int airo_get_aplist(struct net_device
*dev
,
7089 struct iw_request_info
*info
,
7090 struct iw_point
*dwrq
,
7093 struct airo_info
*local
= dev
->priv
;
7094 struct sockaddr
*address
= (struct sockaddr
*) extra
;
7095 struct iw_quality qual
[IW_MAX_AP
];
7098 int loseSync
= capable(CAP_NET_ADMIN
) ? 1: -1;
7100 for (i
= 0; i
< IW_MAX_AP
; i
++) {
7101 if (readBSSListRid(local
, loseSync
, &BSSList
))
7104 memcpy(address
[i
].sa_data
, BSSList
.bssid
, ETH_ALEN
);
7105 address
[i
].sa_family
= ARPHRD_ETHER
;
7107 qual
[i
].level
= 0x100 - BSSList
.dBm
;
7108 qual
[i
].qual
= airo_dbm_to_pct( local
->rssi
, BSSList
.dBm
);
7109 qual
[i
].updated
= IW_QUAL_QUAL_UPDATED
7110 | IW_QUAL_LEVEL_UPDATED
7113 qual
[i
].level
= (BSSList
.dBm
+ 321) / 2;
7115 qual
[i
].updated
= IW_QUAL_QUAL_INVALID
7116 | IW_QUAL_LEVEL_UPDATED
7119 qual
[i
].noise
= local
->wstats
.qual
.noise
;
7120 if (BSSList
.index
== 0xffff)
7124 StatusRid status_rid
; /* Card status info */
7125 readStatusRid(local
, &status_rid
, 1);
7127 i
< min(IW_MAX_AP
, 4) &&
7128 (status_rid
.bssid
[i
][0]
7129 & status_rid
.bssid
[i
][1]
7130 & status_rid
.bssid
[i
][2]
7131 & status_rid
.bssid
[i
][3]
7132 & status_rid
.bssid
[i
][4]
7133 & status_rid
.bssid
[i
][5])!=0xff &&
7134 (status_rid
.bssid
[i
][0]
7135 | status_rid
.bssid
[i
][1]
7136 | status_rid
.bssid
[i
][2]
7137 | status_rid
.bssid
[i
][3]
7138 | status_rid
.bssid
[i
][4]
7139 | status_rid
.bssid
[i
][5]);
7141 memcpy(address
[i
].sa_data
,
7142 status_rid
.bssid
[i
], ETH_ALEN
);
7143 address
[i
].sa_family
= ARPHRD_ETHER
;
7146 dwrq
->flags
= 1; /* Should be define'd */
7147 memcpy(extra
+ sizeof(struct sockaddr
)*i
,
7148 &qual
, sizeof(struct iw_quality
)*i
);
7155 /*------------------------------------------------------------------*/
7157 * Wireless Handler : Initiate Scan
7159 static int airo_set_scan(struct net_device
*dev
,
7160 struct iw_request_info
*info
,
7161 struct iw_param
*vwrq
,
7164 struct airo_info
*ai
= dev
->priv
;
7169 /* Note : you may have realised that, as this is a SET operation,
7170 * this is privileged and therefore a normal user can't
7172 * This is not an error, while the device perform scanning,
7173 * traffic doesn't flow, so it's a perfect DoS...
7175 if (ai
->flags
& FLAG_RADIO_MASK
) return -ENETDOWN
;
7177 if (down_interruptible(&ai
->sem
))
7178 return -ERESTARTSYS
;
7180 /* If there's already a scan in progress, don't
7181 * trigger another one. */
7182 if (ai
->scan_timeout
> 0)
7185 /* Initiate a scan command */
7186 ai
->scan_timeout
= RUN_AT(3*HZ
);
7187 memset(&cmd
, 0, sizeof(cmd
));
7188 cmd
.cmd
=CMD_LISTBSS
;
7189 issuecommand(ai
, &cmd
, &rsp
);
7195 wake_up_interruptible(&ai
->thr_wait
);
7199 /*------------------------------------------------------------------*/
7201 * Translate scan data returned from the card to a card independent
7202 * format that the Wireless Tools will understand - Jean II
7204 static inline char *airo_translate_scan(struct net_device
*dev
,
7209 struct airo_info
*ai
= dev
->priv
;
7210 struct iw_event iwe
; /* Temporary buffer */
7212 char * current_val
; /* For rates */
7217 /* First entry *MUST* be the AP MAC address */
7218 iwe
.cmd
= SIOCGIWAP
;
7219 iwe
.u
.ap_addr
.sa_family
= ARPHRD_ETHER
;
7220 memcpy(iwe
.u
.ap_addr
.sa_data
, bss
->bssid
, ETH_ALEN
);
7221 current_ev
= iwe_stream_add_event(current_ev
, end_buf
, &iwe
, IW_EV_ADDR_LEN
);
7223 /* Other entries will be displayed in the order we give them */
7226 iwe
.u
.data
.length
= bss
->ssidLen
;
7227 if(iwe
.u
.data
.length
> 32)
7228 iwe
.u
.data
.length
= 32;
7229 iwe
.cmd
= SIOCGIWESSID
;
7230 iwe
.u
.data
.flags
= 1;
7231 current_ev
= iwe_stream_add_point(current_ev
, end_buf
, &iwe
, bss
->ssid
);
7234 iwe
.cmd
= SIOCGIWMODE
;
7235 capabilities
= le16_to_cpu(bss
->cap
);
7236 if(capabilities
& (CAP_ESS
| CAP_IBSS
)) {
7237 if(capabilities
& CAP_ESS
)
7238 iwe
.u
.mode
= IW_MODE_MASTER
;
7240 iwe
.u
.mode
= IW_MODE_ADHOC
;
7241 current_ev
= iwe_stream_add_event(current_ev
, end_buf
, &iwe
, IW_EV_UINT_LEN
);
7245 iwe
.cmd
= SIOCGIWFREQ
;
7246 iwe
.u
.freq
.m
= le16_to_cpu(bss
->dsChannel
);
7247 /* iwe.u.freq.m containt the channel (starting 1), our
7248 * frequency_list array start at index 0...
7250 iwe
.u
.freq
.m
= frequency_list
[iwe
.u
.freq
.m
- 1] * 100000;
7252 current_ev
= iwe_stream_add_event(current_ev
, end_buf
, &iwe
, IW_EV_FREQ_LEN
);
7254 dBm
= le16_to_cpu(bss
->dBm
);
7256 /* Add quality statistics */
7259 iwe
.u
.qual
.level
= 0x100 - dBm
;
7260 iwe
.u
.qual
.qual
= airo_dbm_to_pct(ai
->rssi
, dBm
);
7261 iwe
.u
.qual
.updated
= IW_QUAL_QUAL_UPDATED
7262 | IW_QUAL_LEVEL_UPDATED
7265 iwe
.u
.qual
.level
= (dBm
+ 321) / 2;
7266 iwe
.u
.qual
.qual
= 0;
7267 iwe
.u
.qual
.updated
= IW_QUAL_QUAL_INVALID
7268 | IW_QUAL_LEVEL_UPDATED
7271 iwe
.u
.qual
.noise
= ai
->wstats
.qual
.noise
;
7272 current_ev
= iwe_stream_add_event(current_ev
, end_buf
, &iwe
, IW_EV_QUAL_LEN
);
7274 /* Add encryption capability */
7275 iwe
.cmd
= SIOCGIWENCODE
;
7276 if(capabilities
& CAP_PRIVACY
)
7277 iwe
.u
.data
.flags
= IW_ENCODE_ENABLED
| IW_ENCODE_NOKEY
;
7279 iwe
.u
.data
.flags
= IW_ENCODE_DISABLED
;
7280 iwe
.u
.data
.length
= 0;
7281 current_ev
= iwe_stream_add_point(current_ev
, end_buf
, &iwe
, bss
->ssid
);
7283 /* Rate : stuffing multiple values in a single event require a bit
7284 * more of magic - Jean II */
7285 current_val
= current_ev
+ IW_EV_LCP_LEN
;
7287 iwe
.cmd
= SIOCGIWRATE
;
7288 /* Those two flags are ignored... */
7289 iwe
.u
.bitrate
.fixed
= iwe
.u
.bitrate
.disabled
= 0;
7291 for(i
= 0 ; i
< 8 ; i
++) {
7292 /* NULL terminated */
7293 if(bss
->rates
[i
] == 0)
7295 /* Bit rate given in 500 kb/s units (+ 0x80) */
7296 iwe
.u
.bitrate
.value
= ((bss
->rates
[i
] & 0x7f) * 500000);
7297 /* Add new value to event */
7298 current_val
= iwe_stream_add_value(current_ev
, current_val
, end_buf
, &iwe
, IW_EV_PARAM_LEN
);
7300 /* Check if we added any event */
7301 if((current_val
- current_ev
) > IW_EV_LCP_LEN
)
7302 current_ev
= current_val
;
7304 /* Beacon interval */
7305 buf
= kmalloc(30, GFP_KERNEL
);
7307 iwe
.cmd
= IWEVCUSTOM
;
7308 sprintf(buf
, "bcn_int=%d", bss
->beaconInterval
);
7309 iwe
.u
.data
.length
= strlen(buf
);
7310 current_ev
= iwe_stream_add_point(current_ev
, end_buf
, &iwe
, buf
);
7314 /* Put WPA/RSN Information Elements into the event stream */
7315 if (test_bit(FLAG_WPA_CAPABLE
, &ai
->flags
)) {
7316 unsigned int num_null_ies
= 0;
7317 u16 length
= sizeof (bss
->extra
.iep
);
7318 struct ieee80211_info_element
*info_element
=
7319 (struct ieee80211_info_element
*) &bss
->extra
.iep
;
7321 while ((length
>= sizeof(*info_element
)) && (num_null_ies
< 2)) {
7322 if (sizeof(*info_element
) + info_element
->len
> length
) {
7323 /* Invalid element, don't continue parsing IE */
7327 switch (info_element
->id
) {
7328 case MFIE_TYPE_SSID
:
7329 /* Two zero-length SSID elements
7330 * mean we're done parsing elements */
7331 if (!info_element
->len
)
7335 case MFIE_TYPE_GENERIC
:
7336 if (info_element
->len
>= 4 &&
7337 info_element
->data
[0] == 0x00 &&
7338 info_element
->data
[1] == 0x50 &&
7339 info_element
->data
[2] == 0xf2 &&
7340 info_element
->data
[3] == 0x01) {
7341 iwe
.cmd
= IWEVGENIE
;
7342 iwe
.u
.data
.length
= min(info_element
->len
+ 2,
7344 current_ev
= iwe_stream_add_point(current_ev
, end_buf
,
7345 &iwe
, (char *) info_element
);
7350 iwe
.cmd
= IWEVGENIE
;
7351 iwe
.u
.data
.length
= min(info_element
->len
+ 2,
7353 current_ev
= iwe_stream_add_point(current_ev
, end_buf
,
7354 &iwe
, (char *) info_element
);
7361 length
-= sizeof(*info_element
) + info_element
->len
;
7363 (struct ieee80211_info_element
*)&info_element
->
7364 data
[info_element
->len
];
7370 /*------------------------------------------------------------------*/
7372 * Wireless Handler : Read Scan Results
7374 static int airo_get_scan(struct net_device
*dev
,
7375 struct iw_request_info
*info
,
7376 struct iw_point
*dwrq
,
7379 struct airo_info
*ai
= dev
->priv
;
7380 BSSListElement
*net
;
7382 char *current_ev
= extra
;
7384 /* If a scan is in-progress, return -EAGAIN */
7385 if (ai
->scan_timeout
> 0)
7388 if (down_interruptible(&ai
->sem
))
7391 list_for_each_entry (net
, &ai
->network_list
, list
) {
7392 /* Translate to WE format this entry */
7393 current_ev
= airo_translate_scan(dev
, current_ev
,
7394 extra
+ dwrq
->length
,
7397 /* Check if there is space for one more entry */
7398 if((extra
+ dwrq
->length
- current_ev
) <= IW_EV_ADDR_LEN
) {
7399 /* Ask user space to try again with a bigger buffer */
7405 /* Length of data */
7406 dwrq
->length
= (current_ev
- extra
);
7407 dwrq
->flags
= 0; /* todo */
7414 /*------------------------------------------------------------------*/
7416 * Commit handler : called after a bunch of SET operations
7418 static int airo_config_commit(struct net_device
*dev
,
7419 struct iw_request_info
*info
, /* NULL */
7420 void *zwrq
, /* NULL */
7421 char *extra
) /* NULL */
7423 struct airo_info
*local
= dev
->priv
;
7425 if (!test_bit (FLAG_COMMIT
, &local
->flags
))
7428 /* Some of the "SET" function may have modified some of the
7429 * parameters. It's now time to commit them in the card */
7430 disable_MAC(local
, 1);
7431 if (test_bit (FLAG_RESET
, &local
->flags
)) {
7432 APListRid APList_rid
;
7435 readAPListRid(local
, &APList_rid
);
7436 readSsidRid(local
, &SSID_rid
);
7437 if (test_bit(FLAG_MPI
,&local
->flags
))
7438 setup_card(local
, dev
->dev_addr
, 1 );
7440 reset_airo_card(dev
);
7441 disable_MAC(local
, 1);
7442 writeSsidRid(local
, &SSID_rid
, 1);
7443 writeAPListRid(local
, &APList_rid
, 1);
7445 if (down_interruptible(&local
->sem
))
7446 return -ERESTARTSYS
;
7447 writeConfigRid(local
, 0);
7448 enable_MAC(local
, 0);
7449 if (test_bit (FLAG_RESET
, &local
->flags
))
7450 airo_set_promisc(local
);
7457 /*------------------------------------------------------------------*/
7459 * Structures to export the Wireless Handlers
7462 static const struct iw_priv_args airo_private_args
[] = {
7463 /*{ cmd, set_args, get_args, name } */
7464 { AIROIOCTL
, IW_PRIV_TYPE_BYTE
| IW_PRIV_SIZE_FIXED
| sizeof (aironet_ioctl
),
7465 IW_PRIV_TYPE_BYTE
| 2047, "airoioctl" },
7466 { AIROIDIFC
, IW_PRIV_TYPE_BYTE
| IW_PRIV_SIZE_FIXED
| sizeof (aironet_ioctl
),
7467 IW_PRIV_TYPE_INT
| IW_PRIV_SIZE_FIXED
| 1, "airoidifc" },
7470 static const iw_handler airo_handler
[] =
7472 (iw_handler
) airo_config_commit
, /* SIOCSIWCOMMIT */
7473 (iw_handler
) airo_get_name
, /* SIOCGIWNAME */
7474 (iw_handler
) NULL
, /* SIOCSIWNWID */
7475 (iw_handler
) NULL
, /* SIOCGIWNWID */
7476 (iw_handler
) airo_set_freq
, /* SIOCSIWFREQ */
7477 (iw_handler
) airo_get_freq
, /* SIOCGIWFREQ */
7478 (iw_handler
) airo_set_mode
, /* SIOCSIWMODE */
7479 (iw_handler
) airo_get_mode
, /* SIOCGIWMODE */
7480 (iw_handler
) airo_set_sens
, /* SIOCSIWSENS */
7481 (iw_handler
) airo_get_sens
, /* SIOCGIWSENS */
7482 (iw_handler
) NULL
, /* SIOCSIWRANGE */
7483 (iw_handler
) airo_get_range
, /* SIOCGIWRANGE */
7484 (iw_handler
) NULL
, /* SIOCSIWPRIV */
7485 (iw_handler
) NULL
, /* SIOCGIWPRIV */
7486 (iw_handler
) NULL
, /* SIOCSIWSTATS */
7487 (iw_handler
) NULL
, /* SIOCGIWSTATS */
7488 iw_handler_set_spy
, /* SIOCSIWSPY */
7489 iw_handler_get_spy
, /* SIOCGIWSPY */
7490 iw_handler_set_thrspy
, /* SIOCSIWTHRSPY */
7491 iw_handler_get_thrspy
, /* SIOCGIWTHRSPY */
7492 (iw_handler
) airo_set_wap
, /* SIOCSIWAP */
7493 (iw_handler
) airo_get_wap
, /* SIOCGIWAP */
7494 (iw_handler
) NULL
, /* -- hole -- */
7495 (iw_handler
) airo_get_aplist
, /* SIOCGIWAPLIST */
7496 (iw_handler
) airo_set_scan
, /* SIOCSIWSCAN */
7497 (iw_handler
) airo_get_scan
, /* SIOCGIWSCAN */
7498 (iw_handler
) airo_set_essid
, /* SIOCSIWESSID */
7499 (iw_handler
) airo_get_essid
, /* SIOCGIWESSID */
7500 (iw_handler
) airo_set_nick
, /* SIOCSIWNICKN */
7501 (iw_handler
) airo_get_nick
, /* SIOCGIWNICKN */
7502 (iw_handler
) NULL
, /* -- hole -- */
7503 (iw_handler
) NULL
, /* -- hole -- */
7504 (iw_handler
) airo_set_rate
, /* SIOCSIWRATE */
7505 (iw_handler
) airo_get_rate
, /* SIOCGIWRATE */
7506 (iw_handler
) airo_set_rts
, /* SIOCSIWRTS */
7507 (iw_handler
) airo_get_rts
, /* SIOCGIWRTS */
7508 (iw_handler
) airo_set_frag
, /* SIOCSIWFRAG */
7509 (iw_handler
) airo_get_frag
, /* SIOCGIWFRAG */
7510 (iw_handler
) airo_set_txpow
, /* SIOCSIWTXPOW */
7511 (iw_handler
) airo_get_txpow
, /* SIOCGIWTXPOW */
7512 (iw_handler
) airo_set_retry
, /* SIOCSIWRETRY */
7513 (iw_handler
) airo_get_retry
, /* SIOCGIWRETRY */
7514 (iw_handler
) airo_set_encode
, /* SIOCSIWENCODE */
7515 (iw_handler
) airo_get_encode
, /* SIOCGIWENCODE */
7516 (iw_handler
) airo_set_power
, /* SIOCSIWPOWER */
7517 (iw_handler
) airo_get_power
, /* SIOCGIWPOWER */
7518 (iw_handler
) NULL
, /* -- hole -- */
7519 (iw_handler
) NULL
, /* -- hole -- */
7520 (iw_handler
) NULL
, /* SIOCSIWGENIE */
7521 (iw_handler
) NULL
, /* SIOCGIWGENIE */
7522 (iw_handler
) airo_set_auth
, /* SIOCSIWAUTH */
7523 (iw_handler
) airo_get_auth
, /* SIOCGIWAUTH */
7524 (iw_handler
) airo_set_encodeext
, /* SIOCSIWENCODEEXT */
7525 (iw_handler
) airo_get_encodeext
, /* SIOCGIWENCODEEXT */
7526 (iw_handler
) NULL
, /* SIOCSIWPMKSA */
7529 /* Note : don't describe AIROIDIFC and AIROOLDIDIFC in here.
7530 * We want to force the use of the ioctl code, because those can't be
7531 * won't work the iw_handler code (because they simultaneously read
7532 * and write data and iw_handler can't do that).
7533 * Note that it's perfectly legal to read/write on a single ioctl command,
7534 * you just can't use iwpriv and need to force it via the ioctl handler.
7536 static const iw_handler airo_private_handler
[] =
7538 NULL
, /* SIOCIWFIRSTPRIV */
7541 static const struct iw_handler_def airo_handler_def
=
7543 .num_standard
= ARRAY_SIZE(airo_handler
),
7544 .num_private
= ARRAY_SIZE(airo_private_handler
),
7545 .num_private_args
= ARRAY_SIZE(airo_private_args
),
7546 .standard
= airo_handler
,
7547 .private = airo_private_handler
,
7548 .private_args
= airo_private_args
,
7549 .get_wireless_stats
= airo_get_wireless_stats
,
7553 * This defines the configuration part of the Wireless Extensions
7554 * Note : irq and spinlock protection will occur in the subroutines
7557 * o Check input value more carefully and fill correct values in range
7558 * o Test and shakeout the bugs (if any)
7562 * Javier Achirica did a great job of merging code from the unnamed CISCO
7563 * developer that added support for flashing the card.
7565 static int airo_ioctl(struct net_device
*dev
, struct ifreq
*rq
, int cmd
)
7568 struct airo_info
*ai
= (struct airo_info
*)dev
->priv
;
7570 if (ai
->power
.event
)
7580 int val
= AIROMAGIC
;
7582 if (copy_from_user(&com
,rq
->ifr_data
,sizeof(com
)))
7584 else if (copy_to_user(com
.data
,(char *)&val
,sizeof(val
)))
7593 /* Get the command struct and hand it off for evaluation by
7594 * the proper subfunction
7598 if (copy_from_user(&com
,rq
->ifr_data
,sizeof(com
))) {
7603 /* Separate R/W functions bracket legality here
7605 if ( com
.command
== AIRORSWVERSION
) {
7606 if (copy_to_user(com
.data
, swversion
, sizeof(swversion
)))
7611 else if ( com
.command
<= AIRORRID
)
7612 rc
= readrids(dev
,&com
);
7613 else if ( com
.command
>= AIROPCAP
&& com
.command
<= (AIROPLEAPUSR
+2) )
7614 rc
= writerids(dev
,&com
);
7615 else if ( com
.command
>= AIROFLSHRST
&& com
.command
<= AIRORESTART
)
7616 rc
= flashcard(dev
,&com
);
7618 rc
= -EINVAL
; /* Bad command in ioctl */
7621 #endif /* CISCO_EXT */
7623 // All other calls are currently unsupported
7631 * Get the Wireless stats out of the driver
7632 * Note : irq and spinlock protection will occur in the subroutines
7635 * o Check if work in Ad-Hoc mode (otherwise, use SPY, as in wvlan_cs)
7639 static void airo_read_wireless_stats(struct airo_info
*local
)
7641 StatusRid status_rid
;
7643 CapabilityRid cap_rid
;
7644 u32
*vals
= stats_rid
.vals
;
7646 /* Get stats out of the card */
7647 clear_bit(JOB_WSTATS
, &local
->jobs
);
7648 if (local
->power
.event
) {
7652 readCapabilityRid(local
, &cap_rid
, 0);
7653 readStatusRid(local
, &status_rid
, 0);
7654 readStatsRid(local
, &stats_rid
, RID_STATS
, 0);
7658 local
->wstats
.status
= status_rid
.mode
;
7660 /* Signal quality and co */
7662 local
->wstats
.qual
.level
= airo_rssi_to_dbm( local
->rssi
, status_rid
.sigQuality
);
7663 /* normalizedSignalStrength appears to be a percentage */
7664 local
->wstats
.qual
.qual
= status_rid
.normalizedSignalStrength
;
7666 local
->wstats
.qual
.level
= (status_rid
.normalizedSignalStrength
+ 321) / 2;
7667 local
->wstats
.qual
.qual
= airo_get_quality(&status_rid
, &cap_rid
);
7669 if (status_rid
.len
>= 124) {
7670 local
->wstats
.qual
.noise
= 0x100 - status_rid
.noisedBm
;
7671 local
->wstats
.qual
.updated
= IW_QUAL_ALL_UPDATED
| IW_QUAL_DBM
;
7673 local
->wstats
.qual
.noise
= 0;
7674 local
->wstats
.qual
.updated
= IW_QUAL_QUAL_UPDATED
| IW_QUAL_LEVEL_UPDATED
| IW_QUAL_NOISE_INVALID
| IW_QUAL_DBM
;
7677 /* Packets discarded in the wireless adapter due to wireless
7678 * specific problems */
7679 local
->wstats
.discard
.nwid
= vals
[56] + vals
[57] + vals
[58];/* SSID Mismatch */
7680 local
->wstats
.discard
.code
= vals
[6];/* RxWepErr */
7681 local
->wstats
.discard
.fragment
= vals
[30];
7682 local
->wstats
.discard
.retries
= vals
[10];
7683 local
->wstats
.discard
.misc
= vals
[1] + vals
[32];
7684 local
->wstats
.miss
.beacon
= vals
[34];
7687 static struct iw_statistics
*airo_get_wireless_stats(struct net_device
*dev
)
7689 struct airo_info
*local
= dev
->priv
;
7691 if (!test_bit(JOB_WSTATS
, &local
->jobs
)) {
7692 /* Get stats out of the card if available */
7693 if (down_trylock(&local
->sem
) != 0) {
7694 set_bit(JOB_WSTATS
, &local
->jobs
);
7695 wake_up_interruptible(&local
->thr_wait
);
7697 airo_read_wireless_stats(local
);
7700 return &local
->wstats
;
7705 * This just translates from driver IOCTL codes to the command codes to
7706 * feed to the radio's host interface. Things can be added/deleted
7707 * as needed. This represents the READ side of control I/O to
7710 static int readrids(struct net_device
*dev
, aironet_ioctl
*comp
) {
7711 unsigned short ridcode
;
7712 unsigned char *iobuf
;
7714 struct airo_info
*ai
= dev
->priv
;
7716 if (test_bit(FLAG_FLASHING
, &ai
->flags
))
7719 switch(comp
->command
)
7721 case AIROGCAP
: ridcode
= RID_CAPABILITIES
; break;
7722 case AIROGCFG
: ridcode
= RID_CONFIG
;
7723 if (test_bit(FLAG_COMMIT
, &ai
->flags
)) {
7724 disable_MAC (ai
, 1);
7725 writeConfigRid (ai
, 1);
7729 case AIROGSLIST
: ridcode
= RID_SSID
; break;
7730 case AIROGVLIST
: ridcode
= RID_APLIST
; break;
7731 case AIROGDRVNAM
: ridcode
= RID_DRVNAME
; break;
7732 case AIROGEHTENC
: ridcode
= RID_ETHERENCAP
; break;
7733 case AIROGWEPKTMP
: ridcode
= RID_WEP_TEMP
;
7734 /* Only super-user can read WEP keys */
7735 if (!capable(CAP_NET_ADMIN
))
7738 case AIROGWEPKNV
: ridcode
= RID_WEP_PERM
;
7739 /* Only super-user can read WEP keys */
7740 if (!capable(CAP_NET_ADMIN
))
7743 case AIROGSTAT
: ridcode
= RID_STATUS
; break;
7744 case AIROGSTATSD32
: ridcode
= RID_STATSDELTA
; break;
7745 case AIROGSTATSC32
: ridcode
= RID_STATS
; break;
7747 if (copy_to_user(comp
->data
, &ai
->micstats
,
7748 min((int)comp
->len
,(int)sizeof(ai
->micstats
))))
7751 case AIRORRID
: ridcode
= comp
->ridnum
; break;
7757 if ((iobuf
= kmalloc(RIDSIZE
, GFP_KERNEL
)) == NULL
)
7760 PC4500_readrid(ai
,ridcode
,iobuf
,RIDSIZE
, 1);
7761 /* get the count of bytes in the rid docs say 1st 2 bytes is it.
7762 * then return it to the user
7763 * 9/22/2000 Honor user given length
7767 if (copy_to_user(comp
->data
, iobuf
, min(len
, (int)RIDSIZE
))) {
7776 * Danger Will Robinson write the rids here
7779 static int writerids(struct net_device
*dev
, aironet_ioctl
*comp
) {
7780 struct airo_info
*ai
= dev
->priv
;
7783 static int (* writer
)(struct airo_info
*, u16 rid
, const void *, int, int);
7784 unsigned char *iobuf
;
7786 /* Only super-user can write RIDs */
7787 if (!capable(CAP_NET_ADMIN
))
7790 if (test_bit(FLAG_FLASHING
, &ai
->flags
))
7794 writer
= do_writerid
;
7796 switch(comp
->command
)
7798 case AIROPSIDS
: ridcode
= RID_SSID
; break;
7799 case AIROPCAP
: ridcode
= RID_CAPABILITIES
; break;
7800 case AIROPAPLIST
: ridcode
= RID_APLIST
; break;
7801 case AIROPCFG
: ai
->config
.len
= 0;
7802 clear_bit(FLAG_COMMIT
, &ai
->flags
);
7803 ridcode
= RID_CONFIG
; break;
7804 case AIROPWEPKEYNV
: ridcode
= RID_WEP_PERM
; break;
7805 case AIROPLEAPUSR
: ridcode
= RID_LEAPUSERNAME
; break;
7806 case AIROPLEAPPWD
: ridcode
= RID_LEAPPASSWORD
; break;
7807 case AIROPWEPKEY
: ridcode
= RID_WEP_TEMP
; writer
= PC4500_writerid
;
7809 case AIROPLEAPUSR
+1: ridcode
= 0xFF2A; break;
7810 case AIROPLEAPUSR
+2: ridcode
= 0xFF2B; break;
7812 /* this is not really a rid but a command given to the card
7816 if (enable_MAC(ai
, 1) != 0)
7821 * Evidently this code in the airo driver does not get a symbol
7822 * as disable_MAC. it's probably so short the compiler does not gen one.
7828 /* This command merely clears the counts does not actually store any data
7829 * only reads rid. But as it changes the cards state, I put it in the
7830 * writerid routines.
7833 if ((iobuf
= kmalloc(RIDSIZE
, GFP_KERNEL
)) == NULL
)
7836 PC4500_readrid(ai
,RID_STATSDELTACLEAR
,iobuf
,RIDSIZE
, 1);
7838 enabled
= ai
->micstats
.enabled
;
7839 memset(&ai
->micstats
,0,sizeof(ai
->micstats
));
7840 ai
->micstats
.enabled
= enabled
;
7842 if (copy_to_user(comp
->data
, iobuf
,
7843 min((int)comp
->len
, (int)RIDSIZE
))) {
7851 return -EOPNOTSUPP
; /* Blarg! */
7853 if(comp
->len
> RIDSIZE
)
7856 if ((iobuf
= kmalloc(RIDSIZE
, GFP_KERNEL
)) == NULL
)
7859 if (copy_from_user(iobuf
,comp
->data
,comp
->len
)) {
7864 if (comp
->command
== AIROPCFG
) {
7865 ConfigRid
*cfg
= (ConfigRid
*)iobuf
;
7867 if (test_bit(FLAG_MIC_CAPABLE
, &ai
->flags
))
7868 cfg
->opmode
|= MODE_MIC
;
7870 if ((cfg
->opmode
& 0xFF) == MODE_STA_IBSS
)
7871 set_bit (FLAG_ADHOC
, &ai
->flags
);
7873 clear_bit (FLAG_ADHOC
, &ai
->flags
);
7876 if((*writer
)(ai
, ridcode
, iobuf
,comp
->len
,1)) {
7884 /*****************************************************************************
7885 * Ancillary flash / mod functions much black magic lurkes here *
7886 *****************************************************************************
7890 * Flash command switch table
7893 static int flashcard(struct net_device
*dev
, aironet_ioctl
*comp
) {
7896 /* Only super-user can modify flash */
7897 if (!capable(CAP_NET_ADMIN
))
7900 switch(comp
->command
)
7903 return cmdreset((struct airo_info
*)dev
->priv
);
7906 if (!((struct airo_info
*)dev
->priv
)->flash
&&
7907 (((struct airo_info
*)dev
->priv
)->flash
= kmalloc (FLASHSIZE
, GFP_KERNEL
)) == NULL
)
7909 return setflashmode((struct airo_info
*)dev
->priv
);
7911 case AIROFLSHGCHR
: /* Get char from aux */
7912 if(comp
->len
!= sizeof(int))
7914 if (copy_from_user(&z
,comp
->data
,comp
->len
))
7916 return flashgchar((struct airo_info
*)dev
->priv
,z
,8000);
7918 case AIROFLSHPCHR
: /* Send char to card. */
7919 if(comp
->len
!= sizeof(int))
7921 if (copy_from_user(&z
,comp
->data
,comp
->len
))
7923 return flashpchar((struct airo_info
*)dev
->priv
,z
,8000);
7925 case AIROFLPUTBUF
: /* Send 32k to card */
7926 if (!((struct airo_info
*)dev
->priv
)->flash
)
7928 if(comp
->len
> FLASHSIZE
)
7930 if(copy_from_user(((struct airo_info
*)dev
->priv
)->flash
,comp
->data
,comp
->len
))
7933 flashputbuf((struct airo_info
*)dev
->priv
);
7937 if(flashrestart((struct airo_info
*)dev
->priv
,dev
))
7944 #define FLASH_COMMAND 0x7e7e
7948 * Disable MAC and do soft reset on
7952 static int cmdreset(struct airo_info
*ai
) {
7956 airo_print_info(ai
->dev
->name
, "Waitbusy hang before RESET");
7960 OUT4500(ai
,COMMAND
,CMD_SOFTRESET
);
7962 ssleep(1); /* WAS 600 12/7/00 */
7965 airo_print_info(ai
->dev
->name
, "Waitbusy hang AFTER RESET");
7972 * Put the card in legendary flash
7976 static int setflashmode (struct airo_info
*ai
) {
7977 set_bit (FLAG_FLASHING
, &ai
->flags
);
7979 OUT4500(ai
, SWS0
, FLASH_COMMAND
);
7980 OUT4500(ai
, SWS1
, FLASH_COMMAND
);
7982 OUT4500(ai
, SWS0
, FLASH_COMMAND
);
7983 OUT4500(ai
, COMMAND
,0x10);
7985 OUT4500(ai
, SWS2
, FLASH_COMMAND
);
7986 OUT4500(ai
, SWS3
, FLASH_COMMAND
);
7987 OUT4500(ai
, COMMAND
,0);
7989 msleep(500); /* 500ms delay */
7992 clear_bit (FLAG_FLASHING
, &ai
->flags
);
7993 airo_print_info(ai
->dev
->name
, "Waitbusy hang after setflash mode");
7999 /* Put character to SWS0 wait for dwelltime
8003 static int flashpchar(struct airo_info
*ai
,int byte
,int dwelltime
) {
8014 /* Wait for busy bit d15 to go false indicating buffer empty */
8015 while ((IN4500 (ai
, SWS0
) & 0x8000) && waittime
> 0) {
8020 /* timeout for busy clear wait */
8022 airo_print_info(ai
->dev
->name
, "flash putchar busywait timeout!");
8026 /* Port is clear now write byte and wait for it to echo back */
8028 OUT4500(ai
,SWS0
,byte
);
8031 echo
= IN4500(ai
,SWS1
);
8032 } while (dwelltime
>= 0 && echo
!= byte
);
8036 return (echo
== byte
) ? 0 : -EIO
;
8040 * Get a character from the card matching matchbyte
8043 static int flashgchar(struct airo_info
*ai
,int matchbyte
,int dwelltime
){
8045 unsigned char rbyte
=0;
8048 rchar
= IN4500(ai
,SWS1
);
8050 if(dwelltime
&& !(0x8000 & rchar
)){
8055 rbyte
= 0xff & rchar
;
8057 if( (rbyte
== matchbyte
) && (0x8000 & rchar
) ){
8061 if( rbyte
== 0x81 || rbyte
== 0x82 || rbyte
== 0x83 || rbyte
== 0x1a || 0xffff == rchar
)
8065 }while(dwelltime
> 0);
8070 * Transfer 32k of firmware data from user buffer to our buffer and
8074 static int flashputbuf(struct airo_info
*ai
){
8078 if (test_bit(FLAG_MPI
,&ai
->flags
))
8079 memcpy_toio(ai
->pciaux
+ 0x8000, ai
->flash
, FLASHSIZE
);
8081 OUT4500(ai
,AUXPAGE
,0x100);
8082 OUT4500(ai
,AUXOFF
,0);
8084 for(nwords
=0;nwords
!= FLASHSIZE
/ 2;nwords
++){
8085 OUT4500(ai
,AUXDATA
,ai
->flash
[nwords
] & 0xffff);
8088 OUT4500(ai
,SWS0
,0x8000);
8096 static int flashrestart(struct airo_info
*ai
,struct net_device
*dev
){
8099 ssleep(1); /* Added 12/7/00 */
8100 clear_bit (FLAG_FLASHING
, &ai
->flags
);
8101 if (test_bit(FLAG_MPI
, &ai
->flags
)) {
8102 status
= mpi_init_descriptors(ai
);
8103 if (status
!= SUCCESS
)
8106 status
= setup_card(ai
, dev
->dev_addr
, 1);
8108 if (!test_bit(FLAG_MPI
,&ai
->flags
))
8109 for( i
= 0; i
< MAX_FIDS
; i
++ ) {
8110 ai
->fids
[i
] = transmit_allocate
8111 ( ai
, AIRO_DEF_MTU
, i
>= MAX_FIDS
/ 2 );
8114 ssleep(1); /* Added 12/7/00 */
8117 #endif /* CISCO_EXT */
8120 This program is free software; you can redistribute it and/or
8121 modify it under the terms of the GNU General Public License
8122 as published by the Free Software Foundation; either version 2
8123 of the License, or (at your option) any later version.
8125 This program is distributed in the hope that it will be useful,
8126 but WITHOUT ANY WARRANTY; without even the implied warranty of
8127 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
8128 GNU General Public License for more details.
8132 Redistribution and use in source and binary forms, with or without
8133 modification, are permitted provided that the following conditions
8136 1. Redistributions of source code must retain the above copyright
8137 notice, this list of conditions and the following disclaimer.
8138 2. Redistributions in binary form must reproduce the above copyright
8139 notice, this list of conditions and the following disclaimer in the
8140 documentation and/or other materials provided with the distribution.
8141 3. The name of the author may not be used to endorse or promote
8142 products derived from this software without specific prior written
8145 THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
8146 IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
8147 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
8148 ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
8149 INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
8150 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
8151 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
8152 HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
8153 STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
8154 IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
8155 POSSIBILITY OF SUCH DAMAGE.
8158 module_init(airo_init_module
);
8159 module_exit(airo_cleanup_module
);