1 /*======================================================================
3 Aironet driver for 4500 and 4800 series cards
5 This code is released under both the GPL version 2 and BSD licenses.
6 Either license may be used. The respective licenses are found at
9 This code was developed by Benjamin Reed <breed@users.sourceforge.net>
10 including portions of which come from the Aironet PC4500
11 Developer's Reference Manual and used with permission. Copyright
12 (C) 1999 Benjamin Reed. All Rights Reserved. Permission to use
13 code in the Developer's manual was granted for this driver by
14 Aironet. Major code contributions were received from Javier Achirica
15 <achirica@users.sourceforge.net> and Jean Tourrilhes <jt@hpl.hp.com>.
16 Code was also integrated from the Cisco Aironet driver for Linux.
17 Support for MPI350 cards was added by Fabrice Bellet
18 <fabrice@bellet.info>.
20 ======================================================================*/
22 #include <linux/err.h>
23 #include <linux/init.h>
25 #include <linux/kernel.h>
26 #include <linux/module.h>
27 #include <linux/proc_fs.h>
29 #include <linux/sched.h>
30 #include <linux/ptrace.h>
31 #include <linux/slab.h>
32 #include <linux/string.h>
33 #include <linux/timer.h>
34 #include <linux/interrupt.h>
36 #include <linux/bitops.h>
37 #include <linux/scatterlist.h>
38 #include <linux/crypto.h>
40 #include <asm/system.h>
41 #include <asm/unaligned.h>
43 #include <linux/netdevice.h>
44 #include <linux/etherdevice.h>
45 #include <linux/skbuff.h>
46 #include <linux/if_arp.h>
47 #include <linux/ioport.h>
48 #include <linux/pci.h>
49 #include <asm/uaccess.h>
50 #include <net/ieee80211.h>
51 #include <linux/kthread.h>
52 #include <linux/freezer.h>
56 #define DRV_NAME "airo"
59 static struct pci_device_id card_ids[] = {
60 { 0x14b9, 1, PCI_ANY_ID, PCI_ANY_ID, },
61 { 0x14b9, 0x4500, PCI_ANY_ID, PCI_ANY_ID },
62 { 0x14b9, 0x4800, PCI_ANY_ID, PCI_ANY_ID, },
63 { 0x14b9, 0x0340, PCI_ANY_ID, PCI_ANY_ID, },
64 { 0x14b9, 0x0350, PCI_ANY_ID, PCI_ANY_ID, },
65 { 0x14b9, 0x5000, PCI_ANY_ID, PCI_ANY_ID, },
66 { 0x14b9, 0xa504, PCI_ANY_ID, PCI_ANY_ID, },
69 MODULE_DEVICE_TABLE(pci, card_ids);
71 static int airo_pci_probe(struct pci_dev *, const struct pci_device_id *);
72 static void airo_pci_remove(struct pci_dev *);
73 static int airo_pci_suspend(struct pci_dev *pdev, pm_message_t state);
74 static int airo_pci_resume(struct pci_dev *pdev);
76 static struct pci_driver airo_driver = {
79 .probe = airo_pci_probe,
80 .remove = __devexit_p(airo_pci_remove),
81 .suspend = airo_pci_suspend,
82 .resume = airo_pci_resume,
84 #endif /* CONFIG_PCI */
86 /* Include Wireless Extension definition and check version - Jean II */
87 #include <linux/wireless.h>
88 #define WIRELESS_SPY // enable iwspy support
89 #include <net/iw_handler.h> // New driver API
91 #define CISCO_EXT // enable Cisco extensions
93 #include <linux/delay.h>
96 /* Hack to do some power saving */
99 /* As you can see this list is HUGH!
100 I really don't know what a lot of these counts are about, but they
101 are all here for completeness. If the IGNLABEL macro is put in
102 infront of the label, that statistic will not be included in the list
103 of statistics in the /proc filesystem */
105 #define IGNLABEL(comment) NULL
106 static char *statsLabels[] = {
108 IGNLABEL("RxPlcpCrcErr"),
109 IGNLABEL("RxPlcpFormatErr"),
110 IGNLABEL("RxPlcpLengthErr"),
141 "LostSync-MissedBeacons",
142 "LostSync-ArlExceeded",
144 "LostSync-Disassoced",
145 "LostSync-TsfTiming",
154 IGNLABEL("HmacTxMc"),
155 IGNLABEL("HmacTxBc"),
156 IGNLABEL("HmacTxUc"),
157 IGNLABEL("HmacTxFail"),
158 IGNLABEL("HmacRxMc"),
159 IGNLABEL("HmacRxBc"),
160 IGNLABEL("HmacRxUc"),
161 IGNLABEL("HmacRxDiscard"),
162 IGNLABEL("HmacRxAccepted"),
170 IGNLABEL("ReasonOutsideTable"),
171 IGNLABEL("ReasonStatus1"),
172 IGNLABEL("ReasonStatus2"),
173 IGNLABEL("ReasonStatus3"),
174 IGNLABEL("ReasonStatus4"),
175 IGNLABEL("ReasonStatus5"),
176 IGNLABEL("ReasonStatus6"),
177 IGNLABEL("ReasonStatus7"),
178 IGNLABEL("ReasonStatus8"),
179 IGNLABEL("ReasonStatus9"),
180 IGNLABEL("ReasonStatus10"),
181 IGNLABEL("ReasonStatus11"),
182 IGNLABEL("ReasonStatus12"),
183 IGNLABEL("ReasonStatus13"),
184 IGNLABEL("ReasonStatus14"),
185 IGNLABEL("ReasonStatus15"),
186 IGNLABEL("ReasonStatus16"),
187 IGNLABEL("ReasonStatus17"),
188 IGNLABEL("ReasonStatus18"),
189 IGNLABEL("ReasonStatus19"),
209 #define RUN_AT(x) (jiffies+(x))
213 /* These variables are for insmod, since it seems that the rates
214 can only be set in setup_card. Rates should be a comma separated
215 (no spaces) list of rates (up to 8). */
218 static int basic_rate;
219 static char *ssids[3];
225 int maxencrypt /* = 0 */; /* The highest rate that the card can encrypt at.
226 0 means no limit. For old cards this was 4 */
228 static int auto_wep /* = 0 */; /* If set, it tries to figure out the wep mode */
229 static int aux_bap /* = 0 */; /* Checks to see if the aux ports are needed to read
230 the bap, needed on some older cards and buses. */
233 static int probe = 1;
235 static int proc_uid /* = 0 */;
237 static int proc_gid /* = 0 */;
239 static int airo_perm = 0555;
241 static int proc_perm = 0644;
243 MODULE_AUTHOR("Benjamin Reed");
244 MODULE_DESCRIPTION("Support for Cisco/Aironet 802.11 wireless ethernet \
245 cards. Direct support for ISA/PCI/MPI cards and support \
246 for PCMCIA when used with airo_cs.");
247 MODULE_LICENSE("Dual BSD/GPL");
248 MODULE_SUPPORTED_DEVICE("Aironet 4500, 4800 and Cisco 340/350");
249 module_param_array(io, int, NULL, 0);
250 module_param_array(irq, int, NULL, 0);
251 module_param(basic_rate, int, 0);
252 module_param_array(rates, int, NULL, 0);
253 module_param_array(ssids, charp, NULL, 0);
254 module_param(auto_wep, int, 0);
255 MODULE_PARM_DESC(auto_wep, "If non-zero, the driver will keep looping through \
256 the authentication options until an association is made. The value of \
257 auto_wep is number of the wep keys to check. A value of 2 will try using \
258 the key at index 0 and index 1.");
259 module_param(aux_bap, int, 0);
260 MODULE_PARM_DESC(aux_bap, "If non-zero, the driver will switch into a mode \
261 than seems to work better for older cards with some older buses. Before \
262 switching it checks that the switch is needed.");
263 module_param(maxencrypt, int, 0);
264 MODULE_PARM_DESC(maxencrypt, "The maximum speed that the card can do \
265 encryption. Units are in 512kbs. Zero (default) means there is no limit. \
266 Older cards used to be limited to 2mbs (4).");
267 module_param(adhoc, int, 0);
268 MODULE_PARM_DESC(adhoc, "If non-zero, the card will start in adhoc mode.");
269 module_param(probe, int, 0);
270 MODULE_PARM_DESC(probe, "If zero, the driver won't start the card.");
272 module_param(proc_uid, int, 0);
273 MODULE_PARM_DESC(proc_uid, "The uid that the /proc files will belong to.");
274 module_param(proc_gid, int, 0);
275 MODULE_PARM_DESC(proc_gid, "The gid that the /proc files will belong to.");
276 module_param(airo_perm, int, 0);
277 MODULE_PARM_DESC(airo_perm, "The permission bits of /proc/[driver/]aironet.");
278 module_param(proc_perm, int, 0);
279 MODULE_PARM_DESC(proc_perm, "The permission bits of the files in /proc");
281 /* This is a kind of sloppy hack to get this information to OUT4500 and
282 IN4500. I would be extremely interested in the situation where this
283 doesn't work though!!! */
284 static int do8bitIO = 0;
293 #define MAC_ENABLE 0x0001
294 #define MAC_DISABLE 0x0002
295 #define CMD_LOSE_SYNC 0x0003 /* Not sure what this does... */
296 #define CMD_SOFTRESET 0x0004
297 #define HOSTSLEEP 0x0005
298 #define CMD_MAGIC_PKT 0x0006
299 #define CMD_SETWAKEMASK 0x0007
300 #define CMD_READCFG 0x0008
301 #define CMD_SETMODE 0x0009
302 #define CMD_ALLOCATETX 0x000a
303 #define CMD_TRANSMIT 0x000b
304 #define CMD_DEALLOCATETX 0x000c
306 #define CMD_WORKAROUND 0x0011
307 #define CMD_ALLOCATEAUX 0x0020
308 #define CMD_ACCESS 0x0021
309 #define CMD_PCIBAP 0x0022
310 #define CMD_PCIAUX 0x0023
311 #define CMD_ALLOCBUF 0x0028
312 #define CMD_GETTLV 0x0029
313 #define CMD_PUTTLV 0x002a
314 #define CMD_DELTLV 0x002b
315 #define CMD_FINDNEXTTLV 0x002c
316 #define CMD_PSPNODES 0x0030
317 #define CMD_SETCW 0x0031
318 #define CMD_SETPCF 0x0032
319 #define CMD_SETPHYREG 0x003e
320 #define CMD_TXTEST 0x003f
321 #define MAC_ENABLETX 0x0101
322 #define CMD_LISTBSS 0x0103
323 #define CMD_SAVECFG 0x0108
324 #define CMD_ENABLEAUX 0x0111
325 #define CMD_WRITERID 0x0121
326 #define CMD_USEPSPNODES 0x0130
327 #define MAC_ENABLERX 0x0201
330 #define ERROR_QUALIF 0x00
331 #define ERROR_ILLCMD 0x01
332 #define ERROR_ILLFMT 0x02
333 #define ERROR_INVFID 0x03
334 #define ERROR_INVRID 0x04
335 #define ERROR_LARGE 0x05
336 #define ERROR_NDISABL 0x06
337 #define ERROR_ALLOCBSY 0x07
338 #define ERROR_NORD 0x0B
339 #define ERROR_NOWR 0x0C
340 #define ERROR_INVFIDTX 0x0D
341 #define ERROR_TESTACT 0x0E
342 #define ERROR_TAGNFND 0x12
343 #define ERROR_DECODE 0x20
344 #define ERROR_DESCUNAV 0x21
345 #define ERROR_BADLEN 0x22
346 #define ERROR_MODE 0x80
347 #define ERROR_HOP 0x81
348 #define ERROR_BINTER 0x82
349 #define ERROR_RXMODE 0x83
350 #define ERROR_MACADDR 0x84
351 #define ERROR_RATES 0x85
352 #define ERROR_ORDER 0x86
353 #define ERROR_SCAN 0x87
354 #define ERROR_AUTH 0x88
355 #define ERROR_PSMODE 0x89
356 #define ERROR_RTYPE 0x8A
357 #define ERROR_DIVER 0x8B
358 #define ERROR_SSID 0x8C
359 #define ERROR_APLIST 0x8D
360 #define ERROR_AUTOWAKE 0x8E
361 #define ERROR_LEAP 0x8F
372 #define LINKSTAT 0x10
376 #define TXALLOCFID 0x22
377 #define TXCOMPLFID 0x24
392 /* Offset into aux memory for descriptors */
393 #define AUX_OFFSET 0x800
394 /* Size of allocated packets */
397 /* Size of the transmit queue */
401 #define BAP0 0 // Used for receiving packets
402 #define BAP1 2 // Used for xmiting packets and working with RIDS
405 #define COMMAND_BUSY 0x8000
407 #define BAP_BUSY 0x8000
408 #define BAP_ERR 0x4000
409 #define BAP_DONE 0x2000
411 #define PROMISC 0xffff
412 #define NOPROMISC 0x0000
415 #define EV_CLEARCOMMANDBUSY 0x4000
418 #define EV_TXEXC 0x04
419 #define EV_ALLOC 0x08
421 #define EV_AWAKE 0x100
422 #define EV_TXCPY 0x400
423 #define EV_UNKNOWN 0x800
424 #define EV_MIC 0x1000 /* Message Integrity Check Interrupt */
425 #define EV_AWAKEN 0x2000
426 #define STATUS_INTS (EV_AWAKE|EV_LINK|EV_TXEXC|EV_TX|EV_TXCPY|EV_RX|EV_MIC)
428 #ifdef CHECK_UNKNOWN_INTS
429 #define IGNORE_INTS ( EV_CMD | EV_UNKNOWN)
431 #define IGNORE_INTS (~STATUS_INTS)
438 #define RID_CAPABILITIES 0xFF00
439 #define RID_APINFO 0xFF01
440 #define RID_RADIOINFO 0xFF02
441 #define RID_UNKNOWN3 0xFF03
442 #define RID_RSSI 0xFF04
443 #define RID_CONFIG 0xFF10
444 #define RID_SSID 0xFF11
445 #define RID_APLIST 0xFF12
446 #define RID_DRVNAME 0xFF13
447 #define RID_ETHERENCAP 0xFF14
448 #define RID_WEP_TEMP 0xFF15
449 #define RID_WEP_PERM 0xFF16
450 #define RID_MODULATION 0xFF17
451 #define RID_OPTIONS 0xFF18
452 #define RID_ACTUALCONFIG 0xFF20 /*readonly*/
453 #define RID_FACTORYCONFIG 0xFF21
454 #define RID_UNKNOWN22 0xFF22
455 #define RID_LEAPUSERNAME 0xFF23
456 #define RID_LEAPPASSWORD 0xFF24
457 #define RID_STATUS 0xFF50
458 #define RID_BEACON_HST 0xFF51
459 #define RID_BUSY_HST 0xFF52
460 #define RID_RETRIES_HST 0xFF53
461 #define RID_UNKNOWN54 0xFF54
462 #define RID_UNKNOWN55 0xFF55
463 #define RID_UNKNOWN56 0xFF56
464 #define RID_MIC 0xFF57
465 #define RID_STATS16 0xFF60
466 #define RID_STATS16DELTA 0xFF61
467 #define RID_STATS16DELTACLEAR 0xFF62
468 #define RID_STATS 0xFF68
469 #define RID_STATSDELTA 0xFF69
470 #define RID_STATSDELTACLEAR 0xFF6A
471 #define RID_ECHOTEST_RID 0xFF70
472 #define RID_ECHOTEST_RESULTS 0xFF71
473 #define RID_BSSLISTFIRST 0xFF72
474 #define RID_BSSLISTNEXT 0xFF73
475 #define RID_WPA_BSSLISTFIRST 0xFF74
476 #define RID_WPA_BSSLISTNEXT 0xFF75
493 * Rids and endian-ness: The Rids will always be in cpu endian, since
494 * this all the patches from the big-endian guys end up doing that.
495 * so all rid access should use the read/writeXXXRid routines.
498 /* This is redundant for x86 archs, but it seems necessary for ARM */
501 /* This structure came from an email sent to me from an engineer at
502 aironet for inclusion into this driver */
511 /* These structures are from the Aironet's PC4500 Developers Manual */
525 #define MOD_DEFAULT 0
531 u16 len; /* sizeof(ConfigRid) */
532 u16 opmode; /* operating mode */
533 #define MODE_STA_IBSS 0
534 #define MODE_STA_ESS 1
536 #define MODE_AP_RPTR 3
537 #define MODE_ETHERNET_HOST (0<<8) /* rx payloads converted */
538 #define MODE_LLC_HOST (1<<8) /* rx payloads left as is */
539 #define MODE_AIRONET_EXTEND (1<<9) /* enable Aironet extenstions */
540 #define MODE_AP_INTERFACE (1<<10) /* enable ap interface extensions */
541 #define MODE_ANTENNA_ALIGN (1<<11) /* enable antenna alignment */
542 #define MODE_ETHER_LLC (1<<12) /* enable ethernet LLC */
543 #define MODE_LEAF_NODE (1<<13) /* enable leaf node bridge */
544 #define MODE_CF_POLLABLE (1<<14) /* enable CF pollable */
545 #define MODE_MIC (1<<15) /* enable MIC */
546 u16 rmode; /* receive mode */
547 #define RXMODE_BC_MC_ADDR 0
548 #define RXMODE_BC_ADDR 1 /* ignore multicasts */
549 #define RXMODE_ADDR 2 /* ignore multicast and broadcast */
550 #define RXMODE_RFMON 3 /* wireless monitor mode */
551 #define RXMODE_RFMON_ANYBSS 4
552 #define RXMODE_LANMON 5 /* lan style monitor -- data packets only */
553 #define RXMODE_DISABLE_802_3_HEADER (1<<8) /* disables 802.3 header on rx */
554 #define RXMODE_NORMALIZED_RSSI (1<<9) /* return normalized RSSI */
557 u8 macAddr[ETH_ALEN];
561 u16 txLifetime; /* in kusec */
562 u16 rxLifetime; /* in kusec */
565 u16 u16deviceType; /* for overriding device type */
569 /*---------- Scanning/Associating ----------*/
571 #define SCANMODE_ACTIVE 0
572 #define SCANMODE_PASSIVE 1
573 #define SCANMODE_AIROSCAN 2
574 u16 probeDelay; /* in kusec */
575 u16 probeEnergyTimeout; /* in kusec */
576 u16 probeResponseTimeout;
577 u16 beaconListenTimeout;
581 #define AUTH_OPEN 0x1
582 #define AUTH_ENCRYPT 0x101
583 #define AUTH_SHAREDKEY 0x102
584 #define AUTH_ALLOW_UNENCRYPTED 0x200
585 u16 associationTimeout;
586 u16 specifiedApTimeout;
587 u16 offlineScanInterval;
588 u16 offlineScanDuration;
590 u16 maxBeaconLostTime;
592 #define DISABLE_REFRESH 0xFFFF
594 /*---------- Power save operation ----------*/
596 #define POWERSAVE_CAM 0
597 #define POWERSAVE_PSP 1
598 #define POWERSAVE_PSPCAM 2
601 u16 fastListenInterval;
605 /*---------- Ap/Ibss config items ----------*/
614 /*---------- Radio configuration ----------*/
616 #define RADIOTYPE_DEFAULT 0
617 #define RADIOTYPE_802_11 1
618 #define RADIOTYPE_LEGACY 2
622 #define TXPOWER_DEFAULT 0
624 #define RSSI_DEFAULT 0
626 #define PREAMBLE_AUTO 0
627 #define PREAMBLE_LONG 1
628 #define PREAMBLE_SHORT 2
632 /*---------- Aironet Extensions ----------*/
638 /*---------- Aironet Extensions ----------*/
640 #define MAGIC_ACTION_STSCHG 1
641 #define MAGIC_ACTION_RESUME 2
642 #define MAGIC_IGNORE_MCAST (1<<8)
643 #define MAGIC_IGNORE_BCAST (1<<9)
644 #define MAGIC_SWITCH_TO_PSP (0<<10)
645 #define MAGIC_STAY_IN_CAM (1<<10)
659 u8 bssid[4][ETH_ALEN];
666 __le16 hopsToBackbone;
668 __le16 generatedLoad;
669 __le16 accumulatedArl;
670 __le16 signalQuality;
671 __le16 currentXmitRate;
672 __le16 apDevExtensions;
673 __le16 normalizedSignalStrength;
674 __le16 shortPreamble;
676 u8 noisePercent; /* Noise percent in last second */
677 u8 noisedBm; /* Noise dBm in last second */
678 u8 noiseAvePercent; /* Noise percent in last minute */
679 u8 noiseAvedBm; /* Noise dBm in last minute */
680 u8 noiseMaxPercent; /* Highest noise percent in last minute */
681 u8 noiseMaxdBm; /* Highest noise dbm in last minute */
685 #define STAT_NOPACKETS 0
686 #define STAT_NOCARRIERSET 10
687 #define STAT_GOTCARRIERSET 11
688 #define STAT_WRONGSSID 20
689 #define STAT_BADCHANNEL 25
690 #define STAT_BADBITRATES 30
691 #define STAT_BADPRIVACY 35
692 #define STAT_APFOUND 40
693 #define STAT_APREJECTED 50
694 #define STAT_AUTHENTICATING 60
695 #define STAT_DEAUTHENTICATED 61
696 #define STAT_AUTHTIMEOUT 62
697 #define STAT_ASSOCIATING 70
698 #define STAT_DEASSOCIATED 71
699 #define STAT_ASSOCTIMEOUT 72
700 #define STAT_NOTAIROAP 73
701 #define STAT_ASSOCIATED 80
702 #define STAT_LEAPING 90
703 #define STAT_LEAPFAILED 91
704 #define STAT_LEAPTIMEDOUT 92
705 #define STAT_LEAPCOMPLETE 93
728 char factoryAddr[ETH_ALEN];
729 char aironetAddr[ETH_ALEN];
732 char callid[ETH_ALEN];
733 char supportedRates[8];
736 __le16 txPowerLevels[8];
750 /* Only present on firmware >= 5.30.17 */
753 u8 fixed[12]; /* WLAN management frame */
759 __le16 index; /* First is 0 and 0xffff means end of list */
760 #define RADIO_FH 1 /* Frequency hopping radio type */
761 #define RADIO_DS 2 /* Direct sequence radio type */
762 #define RADIO_TMA 4 /* Proprietary radio used in old cards (2500) */
764 u8 bssid[ETH_ALEN]; /* Mac address of the BSS */
769 #define CAP_ESS cpu_to_le16(1<<0)
770 #define CAP_IBSS cpu_to_le16(1<<1)
771 #define CAP_PRIVACY cpu_to_le16(1<<4)
772 #define CAP_SHORTHDR cpu_to_le16(1<<5)
774 __le16 beaconInterval;
775 u8 rates[8]; /* Same as rates for config rid */
776 struct { /* For frequency hopping only */
786 /* Only present on firmware >= 5.30.17 */
787 BSSListRidExtra extra;
792 struct list_head list;
838 #define TXCTL_TXOK (1<<1) /* report if tx is ok */
839 #define TXCTL_TXEX (1<<2) /* report if tx fails */
840 #define TXCTL_802_3 (0<<3) /* 802.3 packet */
841 #define TXCTL_802_11 (1<<3) /* 802.11 mac packet */
842 #define TXCTL_ETHERNET (0<<4) /* payload has ethertype */
843 #define TXCTL_LLC (1<<4) /* payload is llc */
844 #define TXCTL_RELEASE (0<<5) /* release after completion */
845 #define TXCTL_NORELEASE (1<<5) /* on completion returns to host */
847 #define BUSY_FID 0x10000
850 #define AIROMAGIC 0xa55a
851 /* Warning : SIOCDEVPRIVATE may disapear during 2.5.X - Jean II */
852 #ifdef SIOCIWFIRSTPRIV
853 #ifdef SIOCDEVPRIVATE
854 #define AIROOLDIOCTL SIOCDEVPRIVATE
855 #define AIROOLDIDIFC AIROOLDIOCTL + 1
856 #endif /* SIOCDEVPRIVATE */
857 #else /* SIOCIWFIRSTPRIV */
858 #define SIOCIWFIRSTPRIV SIOCDEVPRIVATE
859 #endif /* SIOCIWFIRSTPRIV */
860 /* This may be wrong. When using the new SIOCIWFIRSTPRIV range, we probably
861 * should use only "GET" ioctls (last bit set to 1). "SET" ioctls are root
862 * only and don't return the modified struct ifreq to the application which
863 * is usually a problem. - Jean II */
864 #define AIROIOCTL SIOCIWFIRSTPRIV
865 #define AIROIDIFC AIROIOCTL + 1
867 /* Ioctl constants to be used in airo_ioctl.command */
869 #define AIROGCAP 0 // Capability rid
870 #define AIROGCFG 1 // USED A LOT
871 #define AIROGSLIST 2 // System ID list
872 #define AIROGVLIST 3 // List of specified AP's
873 #define AIROGDRVNAM 4 // NOTUSED
874 #define AIROGEHTENC 5 // NOTUSED
875 #define AIROGWEPKTMP 6
876 #define AIROGWEPKNV 7
878 #define AIROGSTATSC32 9
879 #define AIROGSTATSD32 10
880 #define AIROGMICRID 11
881 #define AIROGMICSTATS 12
882 #define AIROGFLAGS 13
885 #define AIRORSWVERSION 17
887 /* Leave gap of 40 commands after AIROGSTATSD32 for future */
889 #define AIROPCAP AIROGSTATSD32 + 40
890 #define AIROPVLIST AIROPCAP + 1
891 #define AIROPSLIST AIROPVLIST + 1
892 #define AIROPCFG AIROPSLIST + 1
893 #define AIROPSIDS AIROPCFG + 1
894 #define AIROPAPLIST AIROPSIDS + 1
895 #define AIROPMACON AIROPAPLIST + 1 /* Enable mac */
896 #define AIROPMACOFF AIROPMACON + 1 /* Disable mac */
897 #define AIROPSTCLR AIROPMACOFF + 1
898 #define AIROPWEPKEY AIROPSTCLR + 1
899 #define AIROPWEPKEYNV AIROPWEPKEY + 1
900 #define AIROPLEAPPWD AIROPWEPKEYNV + 1
901 #define AIROPLEAPUSR AIROPLEAPPWD + 1
905 #define AIROFLSHRST AIROPWEPKEYNV + 40
906 #define AIROFLSHGCHR AIROFLSHRST + 1
907 #define AIROFLSHSTFL AIROFLSHGCHR + 1
908 #define AIROFLSHPCHR AIROFLSHSTFL + 1
909 #define AIROFLPUTBUF AIROFLSHPCHR + 1
910 #define AIRORESTART AIROFLPUTBUF + 1
912 #define FLASHSIZE 32768
913 #define AUXMEMSIZE (256 * 1024)
915 typedef struct aironet_ioctl {
916 unsigned short command; // What to do
917 unsigned short len; // Len of data
918 unsigned short ridnum; // rid number
919 unsigned char __user *data; // d-data
922 static char swversion[] = "2.1";
923 #endif /* CISCO_EXT */
925 #define NUM_MODULES 2
926 #define MIC_MSGLEN_MAX 2400
927 #define EMMH32_MSGLEN_MAX MIC_MSGLEN_MAX
928 #define AIRO_DEF_MTU 2312
932 u8 enabled; // MIC enabled or not
933 u32 rxSuccess; // successful packets received
934 u32 rxIncorrectMIC; // pkts dropped due to incorrect MIC comparison
935 u32 rxNotMICed; // pkts dropped due to not being MIC'd
936 u32 rxMICPlummed; // pkts dropped due to not having a MIC plummed
937 u32 rxWrongSequence; // pkts dropped due to sequence number violation
942 u32 coeff[((EMMH32_MSGLEN_MAX)+3)>>2];
943 u64 accum; // accumulated mic, reduced to u32 in final()
944 int position; // current position (byte offset) in message
948 } part; // saves partial message word across update() calls
952 emmh32_context seed; // Context - the seed
953 u32 rx; // Received sequence number
954 u32 tx; // Tx sequence number
955 u32 window; // Start of window
956 u8 valid; // Flag to say if context is valid or not
961 miccntx mCtx; // Multicast context
962 miccntx uCtx; // Unicast context
966 unsigned int rid: 16;
967 unsigned int len: 15;
968 unsigned int valid: 1;
969 dma_addr_t host_addr;
973 unsigned int offset: 15;
975 unsigned int len: 15;
976 unsigned int valid: 1;
977 dma_addr_t host_addr;
981 unsigned int ctl: 15;
983 unsigned int len: 15;
984 unsigned int valid: 1;
985 dma_addr_t host_addr;
989 * Host receive descriptor
992 unsigned char __iomem *card_ram_off; /* offset into card memory of the
994 RxFid rx_desc; /* card receive descriptor */
995 char *virtual_host_addr; /* virtual address of host receive
1001 * Host transmit descriptor
1004 unsigned char __iomem *card_ram_off; /* offset into card memory of the
1006 TxFid tx_desc; /* card transmit descriptor */
1007 char *virtual_host_addr; /* virtual address of host receive
1013 * Host RID descriptor
1016 unsigned char __iomem *card_ram_off; /* offset into card memory of the
1018 Rid rid_desc; /* card RID descriptor */
1019 char *virtual_host_addr; /* virtual address of host receive
1028 #define HOST_SET (1 << 0)
1029 #define HOST_INT_TX (1 << 1) /* Interrupt on successful TX */
1030 #define HOST_INT_TXERR (1 << 2) /* Interrupt on unseccessful TX */
1031 #define HOST_LCC_PAYLOAD (1 << 4) /* LLC payload, 0 = Ethertype */
1032 #define HOST_DONT_RLSE (1 << 5) /* Don't release buffer when done */
1033 #define HOST_DONT_RETRY (1 << 6) /* Don't retry trasmit */
1034 #define HOST_CLR_AID (1 << 7) /* clear AID failure */
1035 #define HOST_RTS (1 << 9) /* Force RTS use */
1036 #define HOST_SHORT (1 << 10) /* Do short preamble */
1063 static WifiCtlHdr wifictlhdr8023 = {
1065 .ctl = HOST_DONT_RLSE,
1069 // Frequency list (map channels to frequencies)
1070 static const long frequency_list[] = { 2412, 2417, 2422, 2427, 2432, 2437, 2442,
1071 2447, 2452, 2457, 2462, 2467, 2472, 2484 };
1073 // A few details needed for WEP (Wireless Equivalent Privacy)
1074 #define MAX_KEY_SIZE 13 // 128 (?) bits
1075 #define MIN_KEY_SIZE 5 // 40 bits RC4 - WEP
1076 typedef struct wep_key_t {
1078 u8 key[16]; /* 40-bit and 104-bit keys */
1081 /* Backward compatibility */
1082 #ifndef IW_ENCODE_NOKEY
1083 #define IW_ENCODE_NOKEY 0x0800 /* Key is write only, so not present */
1084 #define IW_ENCODE_MODE (IW_ENCODE_DISABLED | IW_ENCODE_RESTRICTED | IW_ENCODE_OPEN)
1085 #endif /* IW_ENCODE_NOKEY */
1087 /* List of Wireless Handlers (new API) */
1088 static const struct iw_handler_def airo_handler_def;
1090 static const char version[] = "airo.c 0.6 (Ben Reed & Javier Achirica)";
1094 static int get_dec_u16( char *buffer, int *start, int limit );
1095 static void OUT4500( struct airo_info *, u16 register, u16 value );
1096 static unsigned short IN4500( struct airo_info *, u16 register );
1097 static u16 setup_card(struct airo_info*, u8 *mac, int lock);
1098 static int enable_MAC(struct airo_info *ai, int lock);
1099 static void disable_MAC(struct airo_info *ai, int lock);
1100 static void enable_interrupts(struct airo_info*);
1101 static void disable_interrupts(struct airo_info*);
1102 static u16 issuecommand(struct airo_info*, Cmd *pCmd, Resp *pRsp);
1103 static int bap_setup(struct airo_info*, u16 rid, u16 offset, int whichbap);
1104 static int aux_bap_read(struct airo_info*, __le16 *pu16Dst, int bytelen,
1106 static int fast_bap_read(struct airo_info*, __le16 *pu16Dst, int bytelen,
1108 static int bap_write(struct airo_info*, const __le16 *pu16Src, int bytelen,
1110 static int PC4500_accessrid(struct airo_info*, u16 rid, u16 accmd);
1111 static int PC4500_readrid(struct airo_info*, u16 rid, void *pBuf, int len, int lock);
1112 static int PC4500_writerid(struct airo_info*, u16 rid, const void
1113 *pBuf, int len, int lock);
1114 static int do_writerid( struct airo_info*, u16 rid, const void *rid_data,
1115 int len, int dummy );
1116 static u16 transmit_allocate(struct airo_info*, int lenPayload, int raw);
1117 static int transmit_802_3_packet(struct airo_info*, int len, char *pPacket);
1118 static int transmit_802_11_packet(struct airo_info*, int len, char *pPacket);
1120 static int mpi_send_packet (struct net_device *dev);
1121 static void mpi_unmap_card(struct pci_dev *pci);
1122 static void mpi_receive_802_3(struct airo_info *ai);
1123 static void mpi_receive_802_11(struct airo_info *ai);
1124 static int waitbusy (struct airo_info *ai);
1126 static irqreturn_t airo_interrupt( int irq, void* dev_id);
1127 static int airo_thread(void *data);
1128 static void timer_func( struct net_device *dev );
1129 static int airo_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
1130 static struct iw_statistics *airo_get_wireless_stats (struct net_device *dev);
1131 static void airo_read_wireless_stats (struct airo_info *local);
1133 static int readrids(struct net_device *dev, aironet_ioctl *comp);
1134 static int writerids(struct net_device *dev, aironet_ioctl *comp);
1135 static int flashcard(struct net_device *dev, aironet_ioctl *comp);
1136 #endif /* CISCO_EXT */
1137 static void micinit(struct airo_info *ai);
1138 static int micsetup(struct airo_info *ai);
1139 static int encapsulate(struct airo_info *ai, etherHead *pPacket, MICBuffer *buffer, int len);
1140 static int decapsulate(struct airo_info *ai, MICBuffer *mic, etherHead *pPacket, u16 payLen);
1142 static u8 airo_rssi_to_dbm (tdsRssiEntry *rssi_rid, u8 rssi);
1143 static u8 airo_dbm_to_pct (tdsRssiEntry *rssi_rid, u8 dbm);
1145 static void airo_networks_free(struct airo_info *ai);
1148 struct net_device_stats stats;
1149 struct net_device *dev;
1150 struct list_head dev_list;
1151 /* Note, we can have MAX_FIDS outstanding. FIDs are 16-bits, so we
1152 use the high bit to mark whether it is in use. */
1154 #define MPI_MAX_FIDS 1
1157 char keyindex; // Used with auto wep
1158 char defindex; // Used with auto wep
1159 struct proc_dir_entry *proc_entry;
1160 spinlock_t aux_lock;
1161 #define FLAG_RADIO_OFF 0 /* User disabling of MAC */
1162 #define FLAG_RADIO_DOWN 1 /* ifup/ifdown disabling of MAC */
1163 #define FLAG_RADIO_MASK 0x03
1164 #define FLAG_ENABLED 2
1165 #define FLAG_ADHOC 3 /* Needed by MIC */
1166 #define FLAG_MIC_CAPABLE 4
1167 #define FLAG_UPDATE_MULTI 5
1168 #define FLAG_UPDATE_UNI 6
1169 #define FLAG_802_11 7
1170 #define FLAG_PROMISC 8 /* IFF_PROMISC 0x100 - include/linux/if.h */
1171 #define FLAG_PENDING_XMIT 9
1172 #define FLAG_PENDING_XMIT11 10
1174 #define FLAG_REGISTERED 12
1175 #define FLAG_COMMIT 13
1176 #define FLAG_RESET 14
1177 #define FLAG_FLASHING 15
1178 #define FLAG_WPA_CAPABLE 16
1179 unsigned long flags;
1182 #define JOB_XMIT11 2
1184 #define JOB_PROMISC 4
1187 #define JOB_AUTOWEP 7
1188 #define JOB_WSTATS 8
1189 #define JOB_SCAN_RESULTS 9
1191 int (*bap_read)(struct airo_info*, __le16 *pu16Dst, int bytelen,
1193 unsigned short *flash;
1195 struct task_struct *list_bss_task;
1196 struct task_struct *airo_thread_task;
1197 struct semaphore sem;
1198 wait_queue_head_t thr_wait;
1199 unsigned long expires;
1201 struct sk_buff *skb;
1204 struct net_device *wifidev;
1205 struct iw_statistics wstats; // wireless stats
1206 unsigned long scan_timeout; /* Time scan should be read */
1207 struct iw_spy_data spy_data;
1208 struct iw_public_data wireless_data;
1210 struct crypto_cipher *tfm;
1212 mic_statistics micstats;
1213 HostRxDesc rxfids[MPI_MAX_FIDS]; // rx/tx/config MPI350 descriptors
1214 HostTxDesc txfids[MPI_MAX_FIDS];
1215 HostRidDesc config_desc;
1216 unsigned long ridbus; // phys addr of config_desc
1217 struct sk_buff_head txq;// tx queue used by mpi350 code
1218 struct pci_dev *pci;
1219 unsigned char __iomem *pcimem;
1220 unsigned char __iomem *pciaux;
1221 unsigned char *shared;
1222 dma_addr_t shared_dma;
1226 #define PCI_SHARED_LEN 2*MPI_MAX_FIDS*PKTSIZE+RIDSIZE
1227 char proc_name[IFNAMSIZ];
1229 /* WPA-related stuff */
1230 unsigned int bssListFirst;
1231 unsigned int bssListNext;
1232 unsigned int bssListRidLen;
1234 struct list_head network_list;
1235 struct list_head network_free_list;
1236 BSSListElement *networks;
1239 static inline int bap_read(struct airo_info *ai, __le16 *pu16Dst, int bytelen,
1242 return ai->bap_read(ai, pu16Dst, bytelen, whichbap);
1245 static int setup_proc_entry( struct net_device *dev,
1246 struct airo_info *apriv );
1247 static int takedown_proc_entry( struct net_device *dev,
1248 struct airo_info *apriv );
1250 static int cmdreset(struct airo_info *ai);
1251 static int setflashmode (struct airo_info *ai);
1252 static int flashgchar(struct airo_info *ai,int matchbyte,int dwelltime);
1253 static int flashputbuf(struct airo_info *ai);
1254 static int flashrestart(struct airo_info *ai,struct net_device *dev);
1256 #define airo_print(type, name, fmt, args...) \
1257 printk(type DRV_NAME "(%s): " fmt "\n", name, ##args)
1259 #define airo_print_info(name, fmt, args...) \
1260 airo_print(KERN_INFO, name, fmt, ##args)
1262 #define airo_print_dbg(name, fmt, args...) \
1263 airo_print(KERN_DEBUG, name, fmt, ##args)
1265 #define airo_print_warn(name, fmt, args...) \
1266 airo_print(KERN_WARNING, name, fmt, ##args)
1268 #define airo_print_err(name, fmt, args...) \
1269 airo_print(KERN_ERR, name, fmt, ##args)
1272 /***********************************************************************
1274 ***********************************************************************
1277 static int RxSeqValid (struct airo_info *ai,miccntx *context,int mcast,u32 micSeq);
1278 static void MoveWindow(miccntx *context, u32 micSeq);
1279 static void emmh32_setseed(emmh32_context *context, u8 *pkey, int keylen,
1280 struct crypto_cipher *tfm);
1281 static void emmh32_init(emmh32_context *context);
1282 static void emmh32_update(emmh32_context *context, u8 *pOctets, int len);
1283 static void emmh32_final(emmh32_context *context, u8 digest[4]);
1284 static int flashpchar(struct airo_info *ai,int byte,int dwelltime);
1286 /* micinit - Initialize mic seed */
1288 static void micinit(struct airo_info *ai)
1292 clear_bit(JOB_MIC, &ai->jobs);
1293 PC4500_readrid(ai, RID_MIC, &mic_rid, sizeof(mic_rid), 0);
1296 ai->micstats.enabled = (mic_rid.state & 0x00FF) ? 1 : 0;
1298 if (ai->micstats.enabled) {
1299 /* Key must be valid and different */
1300 if (mic_rid.multicastValid && (!ai->mod[0].mCtx.valid ||
1301 (memcmp (ai->mod[0].mCtx.key, mic_rid.multicast,
1302 sizeof(ai->mod[0].mCtx.key)) != 0))) {
1303 /* Age current mic Context */
1304 memcpy(&ai->mod[1].mCtx,&ai->mod[0].mCtx,sizeof(miccntx));
1305 /* Initialize new context */
1306 memcpy(&ai->mod[0].mCtx.key,mic_rid.multicast,sizeof(mic_rid.multicast));
1307 ai->mod[0].mCtx.window = 33; //Window always points to the middle
1308 ai->mod[0].mCtx.rx = 0; //Rx Sequence numbers
1309 ai->mod[0].mCtx.tx = 0; //Tx sequence numbers
1310 ai->mod[0].mCtx.valid = 1; //Key is now valid
1312 /* Give key to mic seed */
1313 emmh32_setseed(&ai->mod[0].mCtx.seed,mic_rid.multicast,sizeof(mic_rid.multicast), ai->tfm);
1316 /* Key must be valid and different */
1317 if (mic_rid.unicastValid && (!ai->mod[0].uCtx.valid ||
1318 (memcmp(ai->mod[0].uCtx.key, mic_rid.unicast,
1319 sizeof(ai->mod[0].uCtx.key)) != 0))) {
1320 /* Age current mic Context */
1321 memcpy(&ai->mod[1].uCtx,&ai->mod[0].uCtx,sizeof(miccntx));
1322 /* Initialize new context */
1323 memcpy(&ai->mod[0].uCtx.key,mic_rid.unicast,sizeof(mic_rid.unicast));
1325 ai->mod[0].uCtx.window = 33; //Window always points to the middle
1326 ai->mod[0].uCtx.rx = 0; //Rx Sequence numbers
1327 ai->mod[0].uCtx.tx = 0; //Tx sequence numbers
1328 ai->mod[0].uCtx.valid = 1; //Key is now valid
1330 //Give key to mic seed
1331 emmh32_setseed(&ai->mod[0].uCtx.seed, mic_rid.unicast, sizeof(mic_rid.unicast), ai->tfm);
1334 /* So next time we have a valid key and mic is enabled, we will update
1335 * the sequence number if the key is the same as before.
1337 ai->mod[0].uCtx.valid = 0;
1338 ai->mod[0].mCtx.valid = 0;
1342 /* micsetup - Get ready for business */
1344 static int micsetup(struct airo_info *ai) {
1347 if (ai->tfm == NULL)
1348 ai->tfm = crypto_alloc_cipher("aes", 0, CRYPTO_ALG_ASYNC);
1350 if (IS_ERR(ai->tfm)) {
1351 airo_print_err(ai->dev->name, "failed to load transform for AES");
1356 for (i=0; i < NUM_MODULES; i++) {
1357 memset(&ai->mod[i].mCtx,0,sizeof(miccntx));
1358 memset(&ai->mod[i].uCtx,0,sizeof(miccntx));
1363 static char micsnap[] = {0xAA,0xAA,0x03,0x00,0x40,0x96,0x00,0x02};
1365 /*===========================================================================
1366 * Description: Mic a packet
1368 * Inputs: etherHead * pointer to an 802.3 frame
1370 * Returns: BOOLEAN if successful, otherwise false.
1371 * PacketTxLen will be updated with the mic'd packets size.
1373 * Caveats: It is assumed that the frame buffer will already
1374 * be big enough to hold the largets mic message possible.
1375 * (No memory allocation is done here).
1377 * Author: sbraneky (10/15/01)
1378 * Merciless hacks by rwilcher (1/14/02)
1381 static int encapsulate(struct airo_info *ai ,etherHead *frame, MICBuffer *mic, int payLen)
1385 // Determine correct context
1386 // If not adhoc, always use unicast key
1388 if (test_bit(FLAG_ADHOC, &ai->flags) && (frame->da[0] & 0x1))
1389 context = &ai->mod[0].mCtx;
1391 context = &ai->mod[0].uCtx;
1393 if (!context->valid)
1396 mic->typelen = htons(payLen + 16); //Length of Mic'd packet
1398 memcpy(&mic->u.snap, micsnap, sizeof(micsnap)); // Add Snap
1401 mic->seq = htonl(context->tx);
1404 emmh32_init(&context->seed); // Mic the packet
1405 emmh32_update(&context->seed,frame->da,ETH_ALEN * 2); // DA,SA
1406 emmh32_update(&context->seed,(u8*)&mic->typelen,10); // Type/Length and Snap
1407 emmh32_update(&context->seed,(u8*)&mic->seq,sizeof(mic->seq)); //SEQ
1408 emmh32_update(&context->seed,frame->da + ETH_ALEN * 2,payLen); //payload
1409 emmh32_final(&context->seed, (u8*)&mic->mic);
1411 /* New Type/length ?????????? */
1412 mic->typelen = 0; //Let NIC know it could be an oversized packet
1424 /*===========================================================================
1425 * Description: Decapsulates a MIC'd packet and returns the 802.3 packet
1426 * (removes the MIC stuff) if packet is a valid packet.
1428 * Inputs: etherHead pointer to the 802.3 packet
1430 * Returns: BOOLEAN - TRUE if packet should be dropped otherwise FALSE
1432 * Author: sbraneky (10/15/01)
1433 * Merciless hacks by rwilcher (1/14/02)
1434 *---------------------------------------------------------------------------
1437 static int decapsulate(struct airo_info *ai, MICBuffer *mic, etherHead *eth, u16 payLen)
1443 mic_error micError = NONE;
1445 // Check if the packet is a Mic'd packet
1447 if (!ai->micstats.enabled) {
1448 //No Mic set or Mic OFF but we received a MIC'd packet.
1449 if (memcmp ((u8*)eth + 14, micsnap, sizeof(micsnap)) == 0) {
1450 ai->micstats.rxMICPlummed++;
1456 if (ntohs(mic->typelen) == 0x888E)
1459 if (memcmp (mic->u.snap, micsnap, sizeof(micsnap)) != 0) {
1460 // Mic enabled but packet isn't Mic'd
1461 ai->micstats.rxMICPlummed++;
1465 micSEQ = ntohl(mic->seq); //store SEQ as CPU order
1467 //At this point we a have a mic'd packet and mic is enabled
1468 //Now do the mic error checking.
1470 //Receive seq must be odd
1471 if ( (micSEQ & 1) == 0 ) {
1472 ai->micstats.rxWrongSequence++;
1476 for (i = 0; i < NUM_MODULES; i++) {
1477 int mcast = eth->da[0] & 1;
1478 //Determine proper context
1479 context = mcast ? &ai->mod[i].mCtx : &ai->mod[i].uCtx;
1481 //Make sure context is valid
1482 if (!context->valid) {
1484 micError = NOMICPLUMMED;
1490 mic->typelen = htons(payLen + sizeof(MICBuffer) - 2);
1492 emmh32_init(&context->seed);
1493 emmh32_update(&context->seed, eth->da, ETH_ALEN*2);
1494 emmh32_update(&context->seed, (u8 *)&mic->typelen, sizeof(mic->typelen)+sizeof(mic->u.snap));
1495 emmh32_update(&context->seed, (u8 *)&mic->seq,sizeof(mic->seq));
1496 emmh32_update(&context->seed, eth->da + ETH_ALEN*2,payLen);
1498 emmh32_final(&context->seed, digest);
1500 if (memcmp(digest, &mic->mic, 4)) { //Make sure the mics match
1503 micError = INCORRECTMIC;
1507 //Check Sequence number if mics pass
1508 if (RxSeqValid(ai, context, mcast, micSEQ) == SUCCESS) {
1509 ai->micstats.rxSuccess++;
1513 micError = SEQUENCE;
1516 // Update statistics
1518 case NOMICPLUMMED: ai->micstats.rxMICPlummed++; break;
1519 case SEQUENCE: ai->micstats.rxWrongSequence++; break;
1520 case INCORRECTMIC: ai->micstats.rxIncorrectMIC++; break;
1527 /*===========================================================================
1528 * Description: Checks the Rx Seq number to make sure it is valid
1529 * and hasn't already been received
1531 * Inputs: miccntx - mic context to check seq against
1532 * micSeq - the Mic seq number
1534 * Returns: TRUE if valid otherwise FALSE.
1536 * Author: sbraneky (10/15/01)
1537 * Merciless hacks by rwilcher (1/14/02)
1538 *---------------------------------------------------------------------------
1541 static int RxSeqValid (struct airo_info *ai,miccntx *context,int mcast,u32 micSeq)
1545 //Allow for the ap being rebooted - if it is then use the next
1546 //sequence number of the current sequence number - might go backwards
1549 if (test_bit(FLAG_UPDATE_MULTI, &ai->flags)) {
1550 clear_bit (FLAG_UPDATE_MULTI, &ai->flags);
1551 context->window = (micSeq > 33) ? micSeq : 33;
1552 context->rx = 0; // Reset rx
1554 } else if (test_bit(FLAG_UPDATE_UNI, &ai->flags)) {
1555 clear_bit (FLAG_UPDATE_UNI, &ai->flags);
1556 context->window = (micSeq > 33) ? micSeq : 33; // Move window
1557 context->rx = 0; // Reset rx
1560 //Make sequence number relative to START of window
1561 seq = micSeq - (context->window - 33);
1563 //Too old of a SEQ number to check.
1568 //Window is infinite forward
1569 MoveWindow(context,micSeq);
1573 // We are in the window. Now check the context rx bit to see if it was already sent
1574 seq >>= 1; //divide by 2 because we only have odd numbers
1575 index = 1 << seq; //Get an index number
1577 if (!(context->rx & index)) {
1578 //micSEQ falls inside the window.
1579 //Add seqence number to the list of received numbers.
1580 context->rx |= index;
1582 MoveWindow(context,micSeq);
1589 static void MoveWindow(miccntx *context, u32 micSeq)
1593 //Move window if seq greater than the middle of the window
1594 if (micSeq > context->window) {
1595 shift = (micSeq - context->window) >> 1;
1599 context->rx >>= shift;
1603 context->window = micSeq; //Move window
1607 /*==============================================*/
1608 /*========== EMMH ROUTINES ====================*/
1609 /*==============================================*/
1611 /* mic accumulate */
1612 #define MIC_ACCUM(val) \
1613 context->accum += (u64)(val) * context->coeff[coeff_position++];
1615 static unsigned char aes_counter[16];
1617 /* expand the key to fill the MMH coefficient array */
1618 static void emmh32_setseed(emmh32_context *context, u8 *pkey, int keylen,
1619 struct crypto_cipher *tfm)
1621 /* take the keying material, expand if necessary, truncate at 16-bytes */
1622 /* run through AES counter mode to generate context->coeff[] */
1626 u8 *cipher, plain[16];
1628 crypto_cipher_setkey(tfm, pkey, 16);
1630 for (i = 0; i < ARRAY_SIZE(context->coeff); ) {
1631 aes_counter[15] = (u8)(counter >> 0);
1632 aes_counter[14] = (u8)(counter >> 8);
1633 aes_counter[13] = (u8)(counter >> 16);
1634 aes_counter[12] = (u8)(counter >> 24);
1636 memcpy (plain, aes_counter, 16);
1637 crypto_cipher_encrypt_one(tfm, plain, plain);
1639 for (j = 0; (j < 16) && (i < ARRAY_SIZE(context->coeff)); ) {
1640 context->coeff[i++] = ntohl(*(__be32 *)&cipher[j]);
1646 /* prepare for calculation of a new mic */
1647 static void emmh32_init(emmh32_context *context)
1649 /* prepare for new mic calculation */
1651 context->position = 0;
1654 /* add some bytes to the mic calculation */
1655 static void emmh32_update(emmh32_context *context, u8 *pOctets, int len)
1657 int coeff_position, byte_position;
1659 if (len == 0) return;
1661 coeff_position = context->position >> 2;
1663 /* deal with partial 32-bit word left over from last update */
1664 byte_position = context->position & 3;
1665 if (byte_position) {
1666 /* have a partial word in part to deal with */
1668 if (len == 0) return;
1669 context->part.d8[byte_position++] = *pOctets++;
1670 context->position++;
1672 } while (byte_position < 4);
1673 MIC_ACCUM(ntohl(context->part.d32));
1676 /* deal with full 32-bit words */
1678 MIC_ACCUM(ntohl(*(__be32 *)pOctets));
1679 context->position += 4;
1684 /* deal with partial 32-bit word that will be left over from this update */
1687 context->part.d8[byte_position++] = *pOctets++;
1688 context->position++;
1693 /* mask used to zero empty bytes for final partial word */
1694 static u32 mask32[4] = { 0x00000000L, 0xFF000000L, 0xFFFF0000L, 0xFFFFFF00L };
1696 /* calculate the mic */
1697 static void emmh32_final(emmh32_context *context, u8 digest[4])
1699 int coeff_position, byte_position;
1705 coeff_position = context->position >> 2;
1707 /* deal with partial 32-bit word left over from last update */
1708 byte_position = context->position & 3;
1709 if (byte_position) {
1710 /* have a partial word in part to deal with */
1711 val = ntohl(context->part.d32);
1712 MIC_ACCUM(val & mask32[byte_position]); /* zero empty bytes */
1715 /* reduce the accumulated u64 to a 32-bit MIC */
1716 sum = context->accum;
1717 stmp = (sum & 0xffffffffLL) - ((sum >> 32) * 15);
1718 utmp = (stmp & 0xffffffffLL) - ((stmp >> 32) * 15);
1719 sum = utmp & 0xffffffffLL;
1720 if (utmp > 0x10000000fLL)
1724 digest[0] = (val>>24) & 0xFF;
1725 digest[1] = (val>>16) & 0xFF;
1726 digest[2] = (val>>8) & 0xFF;
1727 digest[3] = val & 0xFF;
1730 static int readBSSListRid(struct airo_info *ai, int first,
1737 if (ai->flags & FLAG_RADIO_MASK) return -ENETDOWN;
1738 memset(&cmd, 0, sizeof(cmd));
1739 cmd.cmd=CMD_LISTBSS;
1740 if (down_interruptible(&ai->sem))
1741 return -ERESTARTSYS;
1742 ai->list_bss_task = current;
1743 issuecommand(ai, &cmd, &rsp);
1745 /* Let the command take effect */
1746 schedule_timeout_uninterruptible(3 * HZ);
1747 ai->list_bss_task = NULL;
1749 return PC4500_readrid(ai, first ? ai->bssListFirst : ai->bssListNext,
1750 list, ai->bssListRidLen, 1);
1753 static int readWepKeyRid(struct airo_info *ai, WepKeyRid *wkr, int temp, int lock)
1755 return PC4500_readrid(ai, temp ? RID_WEP_TEMP : RID_WEP_PERM,
1756 wkr, sizeof(*wkr), lock);
1759 static int writeWepKeyRid(struct airo_info *ai, WepKeyRid *wkr, int perm, int lock)
1762 rc = PC4500_writerid(ai, RID_WEP_TEMP, wkr, sizeof(*wkr), lock);
1764 airo_print_err(ai->dev->name, "WEP_TEMP set %x", rc);
1766 rc = PC4500_writerid(ai, RID_WEP_PERM, wkr, sizeof(*wkr), lock);
1768 airo_print_err(ai->dev->name, "WEP_PERM set %x", rc);
1773 static int readSsidRid(struct airo_info*ai, SsidRid *ssidr)
1775 return PC4500_readrid(ai, RID_SSID, ssidr, sizeof(*ssidr), 1);
1778 static int writeSsidRid(struct airo_info*ai, SsidRid *pssidr, int lock)
1780 return PC4500_writerid(ai, RID_SSID, pssidr, sizeof(*pssidr), lock);
1783 static int readConfigRid(struct airo_info*ai, int lock) {
1791 rc = PC4500_readrid(ai, RID_ACTUALCONFIG, &cfg, sizeof(cfg), lock);
1795 for(s = &cfg.len; s <= &cfg.rtsThres; s++) *s = le16_to_cpu(*s);
1797 for(s = &cfg.shortRetryLimit; s <= &cfg.radioType; s++)
1798 *s = le16_to_cpu(*s);
1800 for(s = &cfg.txPower; s <= &cfg.radioSpecific; s++)
1801 *s = le16_to_cpu(*s);
1803 for(s = &cfg.arlThreshold; s <= &cfg._reserved4[0]; s++)
1804 *s = cpu_to_le16(*s);
1806 for(s = &cfg.autoWake; s <= &cfg.autoWake; s++)
1807 *s = cpu_to_le16(*s);
1812 static inline void checkThrottle(struct airo_info *ai) {
1814 /* Old hardware had a limit on encryption speed */
1815 if (ai->config.authType != AUTH_OPEN && maxencrypt) {
1816 for(i=0; i<8; i++) {
1817 if (ai->config.rates[i] > maxencrypt) {
1818 ai->config.rates[i] = 0;
1823 static int writeConfigRid(struct airo_info*ai, int lock) {
1827 if (!test_bit (FLAG_COMMIT, &ai->flags))
1830 clear_bit (FLAG_COMMIT, &ai->flags);
1831 clear_bit (FLAG_RESET, &ai->flags);
1835 if ((cfgr.opmode & 0xFF) == MODE_STA_IBSS)
1836 set_bit(FLAG_ADHOC, &ai->flags);
1838 clear_bit(FLAG_ADHOC, &ai->flags);
1840 for(s = &cfgr.len; s <= &cfgr.rtsThres; s++) *s = cpu_to_le16(*s);
1842 for(s = &cfgr.shortRetryLimit; s <= &cfgr.radioType; s++)
1843 *s = cpu_to_le16(*s);
1845 for(s = &cfgr.txPower; s <= &cfgr.radioSpecific; s++)
1846 *s = cpu_to_le16(*s);
1848 for(s = &cfgr.arlThreshold; s <= &cfgr._reserved4[0]; s++)
1849 *s = cpu_to_le16(*s);
1851 for(s = &cfgr.autoWake; s <= &cfgr.autoWake; s++)
1852 *s = cpu_to_le16(*s);
1854 return PC4500_writerid( ai, RID_CONFIG, &cfgr, sizeof(cfgr), lock);
1857 static int readStatusRid(struct airo_info *ai, StatusRid *statr, int lock)
1859 return PC4500_readrid(ai, RID_STATUS, statr, sizeof(*statr), lock);
1862 static int readAPListRid(struct airo_info *ai, APListRid *aplr)
1864 return PC4500_readrid(ai, RID_APLIST, aplr, sizeof(*aplr), 1);
1867 static int writeAPListRid(struct airo_info *ai, APListRid *aplr, int lock)
1869 return PC4500_writerid(ai, RID_APLIST, aplr, sizeof(*aplr), lock);
1872 static int readCapabilityRid(struct airo_info *ai, CapabilityRid *capr, int lock)
1874 return PC4500_readrid(ai, RID_CAPABILITIES, capr, sizeof(*capr), lock);
1877 static int readStatsRid(struct airo_info*ai, StatsRid *sr, int rid, int lock)
1879 return PC4500_readrid(ai, rid, sr, sizeof(*sr), lock);
1882 static void try_auto_wep(struct airo_info *ai)
1884 if (auto_wep && !(ai->flags & FLAG_RADIO_DOWN)) {
1885 ai->expires = RUN_AT(3*HZ);
1886 wake_up_interruptible(&ai->thr_wait);
1890 static int airo_open(struct net_device *dev) {
1891 struct airo_info *ai = dev->priv;
1894 if (test_bit(FLAG_FLASHING, &ai->flags))
1897 /* Make sure the card is configured.
1898 * Wireless Extensions may postpone config changes until the card
1899 * is open (to pipeline changes and speed-up card setup). If
1900 * those changes are not yet commited, do it now - Jean II */
1901 if (test_bit(FLAG_COMMIT, &ai->flags)) {
1903 writeConfigRid(ai, 1);
1906 if (ai->wifidev != dev) {
1907 clear_bit(JOB_DIE, &ai->jobs);
1908 ai->airo_thread_task = kthread_run(airo_thread, dev, dev->name);
1909 if (IS_ERR(ai->airo_thread_task))
1910 return (int)PTR_ERR(ai->airo_thread_task);
1912 rc = request_irq(dev->irq, airo_interrupt, IRQF_SHARED,
1915 airo_print_err(dev->name,
1916 "register interrupt %d failed, rc %d",
1918 set_bit(JOB_DIE, &ai->jobs);
1919 kthread_stop(ai->airo_thread_task);
1923 /* Power on the MAC controller (which may have been disabled) */
1924 clear_bit(FLAG_RADIO_DOWN, &ai->flags);
1925 enable_interrupts(ai);
1931 netif_start_queue(dev);
1935 static int mpi_start_xmit(struct sk_buff *skb, struct net_device *dev) {
1936 int npacks, pending;
1937 unsigned long flags;
1938 struct airo_info *ai = dev->priv;
1941 airo_print_err(dev->name, "%s: skb == NULL!",__FUNCTION__);
1944 npacks = skb_queue_len (&ai->txq);
1946 if (npacks >= MAXTXQ - 1) {
1947 netif_stop_queue (dev);
1948 if (npacks > MAXTXQ) {
1949 ai->stats.tx_fifo_errors++;
1952 skb_queue_tail (&ai->txq, skb);
1956 spin_lock_irqsave(&ai->aux_lock, flags);
1957 skb_queue_tail (&ai->txq, skb);
1958 pending = test_bit(FLAG_PENDING_XMIT, &ai->flags);
1959 spin_unlock_irqrestore(&ai->aux_lock,flags);
1960 netif_wake_queue (dev);
1963 set_bit(FLAG_PENDING_XMIT, &ai->flags);
1964 mpi_send_packet (dev);
1972 * Attempt to transmit a packet. Can be called from interrupt
1973 * or transmit . return number of packets we tried to send
1976 static int mpi_send_packet (struct net_device *dev)
1978 struct sk_buff *skb;
1979 unsigned char *buffer;
1982 struct airo_info *ai = dev->priv;
1985 /* get a packet to send */
1987 if ((skb = skb_dequeue(&ai->txq)) == NULL) {
1988 airo_print_err(dev->name,
1989 "%s: Dequeue'd zero in send_packet()",
1994 /* check min length*/
1995 len = ETH_ZLEN < skb->len ? skb->len : ETH_ZLEN;
1998 ai->txfids[0].tx_desc.offset = 0;
1999 ai->txfids[0].tx_desc.valid = 1;
2000 ai->txfids[0].tx_desc.eoc = 1;
2001 ai->txfids[0].tx_desc.len =len+sizeof(WifiHdr);
2004 * Magic, the cards firmware needs a length count (2 bytes) in the host buffer
2005 * right after TXFID_HDR.The TXFID_HDR contains the status short so payloadlen
2006 * is immediatly after it. ------------------------------------------------
2007 * |TXFIDHDR+STATUS|PAYLOADLEN|802.3HDR|PACKETDATA|
2008 * ------------------------------------------------
2011 memcpy((char *)ai->txfids[0].virtual_host_addr,
2012 (char *)&wifictlhdr8023, sizeof(wifictlhdr8023));
2014 payloadLen = (__le16 *)(ai->txfids[0].virtual_host_addr +
2015 sizeof(wifictlhdr8023));
2016 sendbuf = ai->txfids[0].virtual_host_addr +
2017 sizeof(wifictlhdr8023) + 2 ;
2020 * Firmware automaticly puts 802 header on so
2021 * we don't need to account for it in the length
2023 if (test_bit(FLAG_MIC_CAPABLE, &ai->flags) && ai->micstats.enabled &&
2024 (ntohs(((__be16 *)buffer)[6]) != 0x888E)) {
2027 if (encapsulate(ai, (etherHead *)buffer, &pMic, len - sizeof(etherHead)) != SUCCESS)
2030 *payloadLen = cpu_to_le16(len-sizeof(etherHead)+sizeof(pMic));
2031 ai->txfids[0].tx_desc.len += sizeof(pMic);
2032 /* copy data into airo dma buffer */
2033 memcpy (sendbuf, buffer, sizeof(etherHead));
2034 buffer += sizeof(etherHead);
2035 sendbuf += sizeof(etherHead);
2036 memcpy (sendbuf, &pMic, sizeof(pMic));
2037 sendbuf += sizeof(pMic);
2038 memcpy (sendbuf, buffer, len - sizeof(etherHead));
2040 *payloadLen = cpu_to_le16(len - sizeof(etherHead));
2042 dev->trans_start = jiffies;
2044 /* copy data into airo dma buffer */
2045 memcpy(sendbuf, buffer, len);
2048 memcpy_toio(ai->txfids[0].card_ram_off,
2049 &ai->txfids[0].tx_desc, sizeof(TxFid));
2051 OUT4500(ai, EVACK, 8);
2053 dev_kfree_skb_any(skb);
2057 static void get_tx_error(struct airo_info *ai, s32 fid)
2062 status = ((WifiCtlHdr *)ai->txfids[0].virtual_host_addr)->ctlhdr.status;
2064 if (bap_setup(ai, ai->fids[fid] & 0xffff, 4, BAP0) != SUCCESS)
2066 bap_read(ai, &status, 2, BAP0);
2068 if (le16_to_cpu(status) & 2) /* Too many retries */
2069 ai->stats.tx_aborted_errors++;
2070 if (le16_to_cpu(status) & 4) /* Transmit lifetime exceeded */
2071 ai->stats.tx_heartbeat_errors++;
2072 if (le16_to_cpu(status) & 8) /* Aid fail */
2074 if (le16_to_cpu(status) & 0x10) /* MAC disabled */
2075 ai->stats.tx_carrier_errors++;
2076 if (le16_to_cpu(status) & 0x20) /* Association lost */
2078 /* We produce a TXDROP event only for retry or lifetime
2079 * exceeded, because that's the only status that really mean
2080 * that this particular node went away.
2081 * Other errors means that *we* screwed up. - Jean II */
2082 if ((le16_to_cpu(status) & 2) ||
2083 (le16_to_cpu(status) & 4)) {
2084 union iwreq_data wrqu;
2087 /* Faster to skip over useless data than to do
2088 * another bap_setup(). We are at offset 0x6 and
2089 * need to go to 0x18 and read 6 bytes - Jean II */
2090 bap_read(ai, (__le16 *) junk, 0x18, BAP0);
2092 /* Copy 802.11 dest address.
2093 * We use the 802.11 header because the frame may
2094 * not be 802.3 or may be mangled...
2095 * In Ad-Hoc mode, it will be the node address.
2096 * In managed mode, it will be most likely the AP addr
2097 * User space will figure out how to convert it to
2098 * whatever it needs (IP address or else).
2100 memcpy(wrqu.addr.sa_data, junk + 0x12, ETH_ALEN);
2101 wrqu.addr.sa_family = ARPHRD_ETHER;
2103 /* Send event to user space */
2104 wireless_send_event(ai->dev, IWEVTXDROP, &wrqu, NULL);
2108 static void airo_end_xmit(struct net_device *dev) {
2111 struct airo_info *priv = dev->priv;
2112 struct sk_buff *skb = priv->xmit.skb;
2113 int fid = priv->xmit.fid;
2114 u32 *fids = priv->fids;
2116 clear_bit(JOB_XMIT, &priv->jobs);
2117 clear_bit(FLAG_PENDING_XMIT, &priv->flags);
2118 status = transmit_802_3_packet (priv, fids[fid], skb->data);
2122 if ( status == SUCCESS ) {
2123 dev->trans_start = jiffies;
2124 for (; i < MAX_FIDS / 2 && (priv->fids[i] & 0xffff0000); i++);
2126 priv->fids[fid] &= 0xffff;
2127 priv->stats.tx_window_errors++;
2129 if (i < MAX_FIDS / 2)
2130 netif_wake_queue(dev);
2134 static int airo_start_xmit(struct sk_buff *skb, struct net_device *dev) {
2137 struct airo_info *priv = dev->priv;
2138 u32 *fids = priv->fids;
2140 if ( skb == NULL ) {
2141 airo_print_err(dev->name, "%s: skb == NULL!", __FUNCTION__);
2145 /* Find a vacant FID */
2146 for( i = 0; i < MAX_FIDS / 2 && (fids[i] & 0xffff0000); i++ );
2147 for( j = i + 1; j < MAX_FIDS / 2 && (fids[j] & 0xffff0000); j++ );
2149 if ( j >= MAX_FIDS / 2 ) {
2150 netif_stop_queue(dev);
2152 if (i == MAX_FIDS / 2) {
2153 priv->stats.tx_fifo_errors++;
2157 /* check min length*/
2158 len = ETH_ZLEN < skb->len ? skb->len : ETH_ZLEN;
2159 /* Mark fid as used & save length for later */
2160 fids[i] |= (len << 16);
2161 priv->xmit.skb = skb;
2163 if (down_trylock(&priv->sem) != 0) {
2164 set_bit(FLAG_PENDING_XMIT, &priv->flags);
2165 netif_stop_queue(dev);
2166 set_bit(JOB_XMIT, &priv->jobs);
2167 wake_up_interruptible(&priv->thr_wait);
2173 static void airo_end_xmit11(struct net_device *dev) {
2176 struct airo_info *priv = dev->priv;
2177 struct sk_buff *skb = priv->xmit11.skb;
2178 int fid = priv->xmit11.fid;
2179 u32 *fids = priv->fids;
2181 clear_bit(JOB_XMIT11, &priv->jobs);
2182 clear_bit(FLAG_PENDING_XMIT11, &priv->flags);
2183 status = transmit_802_11_packet (priv, fids[fid], skb->data);
2187 if ( status == SUCCESS ) {
2188 dev->trans_start = jiffies;
2189 for (; i < MAX_FIDS && (priv->fids[i] & 0xffff0000); i++);
2191 priv->fids[fid] &= 0xffff;
2192 priv->stats.tx_window_errors++;
2195 netif_wake_queue(dev);
2199 static int airo_start_xmit11(struct sk_buff *skb, struct net_device *dev) {
2202 struct airo_info *priv = dev->priv;
2203 u32 *fids = priv->fids;
2205 if (test_bit(FLAG_MPI, &priv->flags)) {
2206 /* Not implemented yet for MPI350 */
2207 netif_stop_queue(dev);
2211 if ( skb == NULL ) {
2212 airo_print_err(dev->name, "%s: skb == NULL!", __FUNCTION__);
2216 /* Find a vacant FID */
2217 for( i = MAX_FIDS / 2; i < MAX_FIDS && (fids[i] & 0xffff0000); i++ );
2218 for( j = i + 1; j < MAX_FIDS && (fids[j] & 0xffff0000); j++ );
2220 if ( j >= MAX_FIDS ) {
2221 netif_stop_queue(dev);
2223 if (i == MAX_FIDS) {
2224 priv->stats.tx_fifo_errors++;
2228 /* check min length*/
2229 len = ETH_ZLEN < skb->len ? skb->len : ETH_ZLEN;
2230 /* Mark fid as used & save length for later */
2231 fids[i] |= (len << 16);
2232 priv->xmit11.skb = skb;
2233 priv->xmit11.fid = i;
2234 if (down_trylock(&priv->sem) != 0) {
2235 set_bit(FLAG_PENDING_XMIT11, &priv->flags);
2236 netif_stop_queue(dev);
2237 set_bit(JOB_XMIT11, &priv->jobs);
2238 wake_up_interruptible(&priv->thr_wait);
2240 airo_end_xmit11(dev);
2244 static void airo_read_stats(struct airo_info *ai)
2247 __le32 *vals = stats_rid.vals;
2249 clear_bit(JOB_STATS, &ai->jobs);
2250 if (ai->power.event) {
2254 readStatsRid(ai, &stats_rid, RID_STATS, 0);
2257 ai->stats.rx_packets = le32_to_cpu(vals[43]) + le32_to_cpu(vals[44]) +
2258 le32_to_cpu(vals[45]);
2259 ai->stats.tx_packets = le32_to_cpu(vals[39]) + le32_to_cpu(vals[40]) +
2260 le32_to_cpu(vals[41]);
2261 ai->stats.rx_bytes = le32_to_cpu(vals[92]);
2262 ai->stats.tx_bytes = le32_to_cpu(vals[91]);
2263 ai->stats.rx_errors = le32_to_cpu(vals[0]) + le32_to_cpu(vals[2]) +
2264 le32_to_cpu(vals[3]) + le32_to_cpu(vals[4]);
2265 ai->stats.tx_errors = le32_to_cpu(vals[42]) + ai->stats.tx_fifo_errors;
2266 ai->stats.multicast = le32_to_cpu(vals[43]);
2267 ai->stats.collisions = le32_to_cpu(vals[89]);
2269 /* detailed rx_errors: */
2270 ai->stats.rx_length_errors = le32_to_cpu(vals[3]);
2271 ai->stats.rx_crc_errors = le32_to_cpu(vals[4]);
2272 ai->stats.rx_frame_errors = le32_to_cpu(vals[2]);
2273 ai->stats.rx_fifo_errors = le32_to_cpu(vals[0]);
2276 static struct net_device_stats *airo_get_stats(struct net_device *dev)
2278 struct airo_info *local = dev->priv;
2280 if (!test_bit(JOB_STATS, &local->jobs)) {
2281 /* Get stats out of the card if available */
2282 if (down_trylock(&local->sem) != 0) {
2283 set_bit(JOB_STATS, &local->jobs);
2284 wake_up_interruptible(&local->thr_wait);
2286 airo_read_stats(local);
2289 return &local->stats;
2292 static void airo_set_promisc(struct airo_info *ai) {
2296 memset(&cmd, 0, sizeof(cmd));
2297 cmd.cmd=CMD_SETMODE;
2298 clear_bit(JOB_PROMISC, &ai->jobs);
2299 cmd.parm0=(ai->flags&IFF_PROMISC) ? PROMISC : NOPROMISC;
2300 issuecommand(ai, &cmd, &rsp);
2304 static void airo_set_multicast_list(struct net_device *dev) {
2305 struct airo_info *ai = dev->priv;
2307 if ((dev->flags ^ ai->flags) & IFF_PROMISC) {
2308 change_bit(FLAG_PROMISC, &ai->flags);
2309 if (down_trylock(&ai->sem) != 0) {
2310 set_bit(JOB_PROMISC, &ai->jobs);
2311 wake_up_interruptible(&ai->thr_wait);
2313 airo_set_promisc(ai);
2316 if ((dev->flags&IFF_ALLMULTI)||dev->mc_count>0) {
2317 /* Turn on multicast. (Should be already setup...) */
2321 static int airo_set_mac_address(struct net_device *dev, void *p)
2323 struct airo_info *ai = dev->priv;
2324 struct sockaddr *addr = p;
2326 readConfigRid(ai, 1);
2327 memcpy (ai->config.macAddr, addr->sa_data, dev->addr_len);
2328 set_bit (FLAG_COMMIT, &ai->flags);
2330 writeConfigRid (ai, 1);
2332 memcpy (ai->dev->dev_addr, addr->sa_data, dev->addr_len);
2334 memcpy (ai->wifidev->dev_addr, addr->sa_data, dev->addr_len);
2338 static int airo_change_mtu(struct net_device *dev, int new_mtu)
2340 if ((new_mtu < 68) || (new_mtu > 2400))
2346 static LIST_HEAD(airo_devices);
2348 static void add_airo_dev(struct airo_info *ai)
2350 /* Upper layers already keep track of PCI devices,
2351 * so we only need to remember our non-PCI cards. */
2353 list_add_tail(&ai->dev_list, &airo_devices);
2356 static void del_airo_dev(struct airo_info *ai)
2359 list_del(&ai->dev_list);
2362 static int airo_close(struct net_device *dev) {
2363 struct airo_info *ai = dev->priv;
2365 netif_stop_queue(dev);
2367 if (ai->wifidev != dev) {
2368 #ifdef POWER_ON_DOWN
2369 /* Shut power to the card. The idea is that the user can save
2370 * power when he doesn't need the card with "ifconfig down".
2371 * That's the method that is most friendly towards the network
2372 * stack (i.e. the network stack won't try to broadcast
2373 * anything on the interface and routes are gone. Jean II */
2374 set_bit(FLAG_RADIO_DOWN, &ai->flags);
2377 disable_interrupts( ai );
2379 free_irq(dev->irq, dev);
2381 set_bit(JOB_DIE, &ai->jobs);
2382 kthread_stop(ai->airo_thread_task);
2387 void stop_airo_card( struct net_device *dev, int freeres )
2389 struct airo_info *ai = dev->priv;
2391 set_bit(FLAG_RADIO_DOWN, &ai->flags);
2393 disable_interrupts(ai);
2394 takedown_proc_entry( dev, ai );
2395 if (test_bit(FLAG_REGISTERED, &ai->flags)) {
2396 unregister_netdev( dev );
2398 unregister_netdev(ai->wifidev);
2399 free_netdev(ai->wifidev);
2402 clear_bit(FLAG_REGISTERED, &ai->flags);
2405 * Clean out tx queue
2407 if (test_bit(FLAG_MPI, &ai->flags) && !skb_queue_empty(&ai->txq)) {
2408 struct sk_buff *skb = NULL;
2409 for (;(skb = skb_dequeue(&ai->txq));)
2413 airo_networks_free (ai);
2420 /* PCMCIA frees this stuff, so only for PCI and ISA */
2421 release_region( dev->base_addr, 64 );
2422 if (test_bit(FLAG_MPI, &ai->flags)) {
2424 mpi_unmap_card(ai->pci);
2426 iounmap(ai->pcimem);
2428 iounmap(ai->pciaux);
2429 pci_free_consistent(ai->pci, PCI_SHARED_LEN,
2430 ai->shared, ai->shared_dma);
2433 crypto_free_cipher(ai->tfm);
2438 EXPORT_SYMBOL(stop_airo_card);
2440 static int wll_header_parse(const struct sk_buff *skb, unsigned char *haddr)
2442 memcpy(haddr, skb_mac_header(skb) + 10, ETH_ALEN);
2446 static void mpi_unmap_card(struct pci_dev *pci)
2448 unsigned long mem_start = pci_resource_start(pci, 1);
2449 unsigned long mem_len = pci_resource_len(pci, 1);
2450 unsigned long aux_start = pci_resource_start(pci, 2);
2451 unsigned long aux_len = AUXMEMSIZE;
2453 release_mem_region(aux_start, aux_len);
2454 release_mem_region(mem_start, mem_len);
2457 /*************************************************************
2458 * This routine assumes that descriptors have been setup .
2459 * Run at insmod time or after reset when the decriptors
2460 * have been initialized . Returns 0 if all is well nz
2461 * otherwise . Does not allocate memory but sets up card
2462 * using previously allocated descriptors.
2464 static int mpi_init_descriptors (struct airo_info *ai)
2471 /* Alloc card RX descriptors */
2472 netif_stop_queue(ai->dev);
2474 memset(&rsp,0,sizeof(rsp));
2475 memset(&cmd,0,sizeof(cmd));
2477 cmd.cmd = CMD_ALLOCATEAUX;
2479 cmd.parm1 = (ai->rxfids[0].card_ram_off - ai->pciaux);
2480 cmd.parm2 = MPI_MAX_FIDS;
2481 rc=issuecommand(ai, &cmd, &rsp);
2482 if (rc != SUCCESS) {
2483 airo_print_err(ai->dev->name, "Couldn't allocate RX FID");
2487 for (i=0; i<MPI_MAX_FIDS; i++) {
2488 memcpy_toio(ai->rxfids[i].card_ram_off,
2489 &ai->rxfids[i].rx_desc, sizeof(RxFid));
2492 /* Alloc card TX descriptors */
2494 memset(&rsp,0,sizeof(rsp));
2495 memset(&cmd,0,sizeof(cmd));
2497 cmd.cmd = CMD_ALLOCATEAUX;
2499 cmd.parm1 = (ai->txfids[0].card_ram_off - ai->pciaux);
2500 cmd.parm2 = MPI_MAX_FIDS;
2502 for (i=0; i<MPI_MAX_FIDS; i++) {
2503 ai->txfids[i].tx_desc.valid = 1;
2504 memcpy_toio(ai->txfids[i].card_ram_off,
2505 &ai->txfids[i].tx_desc, sizeof(TxFid));
2507 ai->txfids[i-1].tx_desc.eoc = 1; /* Last descriptor has EOC set */
2509 rc=issuecommand(ai, &cmd, &rsp);
2510 if (rc != SUCCESS) {
2511 airo_print_err(ai->dev->name, "Couldn't allocate TX FID");
2515 /* Alloc card Rid descriptor */
2516 memset(&rsp,0,sizeof(rsp));
2517 memset(&cmd,0,sizeof(cmd));
2519 cmd.cmd = CMD_ALLOCATEAUX;
2521 cmd.parm1 = (ai->config_desc.card_ram_off - ai->pciaux);
2522 cmd.parm2 = 1; /* Magic number... */
2523 rc=issuecommand(ai, &cmd, &rsp);
2524 if (rc != SUCCESS) {
2525 airo_print_err(ai->dev->name, "Couldn't allocate RID");
2529 memcpy_toio(ai->config_desc.card_ram_off,
2530 &ai->config_desc.rid_desc, sizeof(Rid));
2536 * We are setting up three things here:
2537 * 1) Map AUX memory for descriptors: Rid, TxFid, or RxFid.
2538 * 2) Map PCI memory for issueing commands.
2539 * 3) Allocate memory (shared) to send and receive ethernet frames.
2541 static int mpi_map_card(struct airo_info *ai, struct pci_dev *pci)
2543 unsigned long mem_start, mem_len, aux_start, aux_len;
2546 dma_addr_t busaddroff;
2547 unsigned char *vpackoff;
2548 unsigned char __iomem *pciaddroff;
2550 mem_start = pci_resource_start(pci, 1);
2551 mem_len = pci_resource_len(pci, 1);
2552 aux_start = pci_resource_start(pci, 2);
2553 aux_len = AUXMEMSIZE;
2555 if (!request_mem_region(mem_start, mem_len, DRV_NAME)) {
2556 airo_print_err("", "Couldn't get region %x[%x]",
2557 (int)mem_start, (int)mem_len);
2560 if (!request_mem_region(aux_start, aux_len, DRV_NAME)) {
2561 airo_print_err("", "Couldn't get region %x[%x]",
2562 (int)aux_start, (int)aux_len);
2566 ai->pcimem = ioremap(mem_start, mem_len);
2568 airo_print_err("", "Couldn't map region %x[%x]",
2569 (int)mem_start, (int)mem_len);
2572 ai->pciaux = ioremap(aux_start, aux_len);
2574 airo_print_err("", "Couldn't map region %x[%x]",
2575 (int)aux_start, (int)aux_len);
2579 /* Reserve PKTSIZE for each fid and 2K for the Rids */
2580 ai->shared = pci_alloc_consistent(pci, PCI_SHARED_LEN, &ai->shared_dma);
2582 airo_print_err("", "Couldn't alloc_consistent %d",
2588 * Setup descriptor RX, TX, CONFIG
2590 busaddroff = ai->shared_dma;
2591 pciaddroff = ai->pciaux + AUX_OFFSET;
2592 vpackoff = ai->shared;
2594 /* RX descriptor setup */
2595 for(i = 0; i < MPI_MAX_FIDS; i++) {
2596 ai->rxfids[i].pending = 0;
2597 ai->rxfids[i].card_ram_off = pciaddroff;
2598 ai->rxfids[i].virtual_host_addr = vpackoff;
2599 ai->rxfids[i].rx_desc.host_addr = busaddroff;
2600 ai->rxfids[i].rx_desc.valid = 1;
2601 ai->rxfids[i].rx_desc.len = PKTSIZE;
2602 ai->rxfids[i].rx_desc.rdy = 0;
2604 pciaddroff += sizeof(RxFid);
2605 busaddroff += PKTSIZE;
2606 vpackoff += PKTSIZE;
2609 /* TX descriptor setup */
2610 for(i = 0; i < MPI_MAX_FIDS; i++) {
2611 ai->txfids[i].card_ram_off = pciaddroff;
2612 ai->txfids[i].virtual_host_addr = vpackoff;
2613 ai->txfids[i].tx_desc.valid = 1;
2614 ai->txfids[i].tx_desc.host_addr = busaddroff;
2615 memcpy(ai->txfids[i].virtual_host_addr,
2616 &wifictlhdr8023, sizeof(wifictlhdr8023));
2618 pciaddroff += sizeof(TxFid);
2619 busaddroff += PKTSIZE;
2620 vpackoff += PKTSIZE;
2622 ai->txfids[i-1].tx_desc.eoc = 1; /* Last descriptor has EOC set */
2624 /* Rid descriptor setup */
2625 ai->config_desc.card_ram_off = pciaddroff;
2626 ai->config_desc.virtual_host_addr = vpackoff;
2627 ai->config_desc.rid_desc.host_addr = busaddroff;
2628 ai->ridbus = busaddroff;
2629 ai->config_desc.rid_desc.rid = 0;
2630 ai->config_desc.rid_desc.len = RIDSIZE;
2631 ai->config_desc.rid_desc.valid = 1;
2632 pciaddroff += sizeof(Rid);
2633 busaddroff += RIDSIZE;
2634 vpackoff += RIDSIZE;
2636 /* Tell card about descriptors */
2637 if (mpi_init_descriptors (ai) != SUCCESS)
2642 pci_free_consistent(pci, PCI_SHARED_LEN, ai->shared, ai->shared_dma);
2644 iounmap(ai->pciaux);
2646 iounmap(ai->pcimem);
2648 release_mem_region(aux_start, aux_len);
2650 release_mem_region(mem_start, mem_len);
2655 static const struct header_ops airo_header_ops = {
2656 .parse = wll_header_parse,
2659 static void wifi_setup(struct net_device *dev)
2661 dev->header_ops = &airo_header_ops;
2662 dev->hard_start_xmit = &airo_start_xmit11;
2663 dev->get_stats = &airo_get_stats;
2664 dev->set_mac_address = &airo_set_mac_address;
2665 dev->do_ioctl = &airo_ioctl;
2666 dev->wireless_handlers = &airo_handler_def;
2667 dev->change_mtu = &airo_change_mtu;
2668 dev->open = &airo_open;
2669 dev->stop = &airo_close;
2671 dev->type = ARPHRD_IEEE80211;
2672 dev->hard_header_len = ETH_HLEN;
2673 dev->mtu = AIRO_DEF_MTU;
2674 dev->addr_len = ETH_ALEN;
2675 dev->tx_queue_len = 100;
2677 memset(dev->broadcast,0xFF, ETH_ALEN);
2679 dev->flags = IFF_BROADCAST|IFF_MULTICAST;
2682 static struct net_device *init_wifidev(struct airo_info *ai,
2683 struct net_device *ethdev)
2686 struct net_device *dev = alloc_netdev(0, "wifi%d", wifi_setup);
2689 dev->priv = ethdev->priv;
2690 dev->irq = ethdev->irq;
2691 dev->base_addr = ethdev->base_addr;
2692 dev->wireless_data = ethdev->wireless_data;
2693 memcpy(dev->dev_addr, ethdev->dev_addr, dev->addr_len);
2694 err = register_netdev(dev);
2702 static int reset_card( struct net_device *dev , int lock) {
2703 struct airo_info *ai = dev->priv;
2705 if (lock && down_interruptible(&ai->sem))
2708 OUT4500(ai,COMMAND,CMD_SOFTRESET);
2717 #define AIRO_MAX_NETWORK_COUNT 64
2718 static int airo_networks_allocate(struct airo_info *ai)
2724 kzalloc(AIRO_MAX_NETWORK_COUNT * sizeof(BSSListElement),
2726 if (!ai->networks) {
2727 airo_print_warn("", "Out of memory allocating beacons");
2734 static void airo_networks_free(struct airo_info *ai)
2736 kfree(ai->networks);
2737 ai->networks = NULL;
2740 static void airo_networks_initialize(struct airo_info *ai)
2744 INIT_LIST_HEAD(&ai->network_free_list);
2745 INIT_LIST_HEAD(&ai->network_list);
2746 for (i = 0; i < AIRO_MAX_NETWORK_COUNT; i++)
2747 list_add_tail(&ai->networks[i].list,
2748 &ai->network_free_list);
2751 static int airo_test_wpa_capable(struct airo_info *ai)
2754 CapabilityRid cap_rid;
2756 status = readCapabilityRid(ai, &cap_rid, 1);
2757 if (status != SUCCESS) return 0;
2759 /* Only firmware versions 5.30.17 or better can do WPA */
2760 if (le16_to_cpu(cap_rid.softVer) > 0x530
2761 || (le16_to_cpu(cap_rid.softVer) == 0x530
2762 && le16_to_cpu(cap_rid.softSubVer) >= 17)) {
2763 airo_print_info("", "WPA is supported.");
2767 /* No WPA support */
2768 airo_print_info("", "WPA unsupported (only firmware versions 5.30.17"
2769 " and greater support WPA. Detected %s)", cap_rid.prodVer);
2773 static struct net_device *_init_airo_card( unsigned short irq, int port,
2774 int is_pcmcia, struct pci_dev *pci,
2775 struct device *dmdev )
2777 struct net_device *dev;
2778 struct airo_info *ai;
2780 DECLARE_MAC_BUF(mac);
2782 /* Create the network device object. */
2783 dev = alloc_netdev(sizeof(*ai), "", ether_setup);
2785 airo_print_err("", "Couldn't alloc_etherdev");
2791 ai->flags = 1 << FLAG_RADIO_DOWN;
2794 if (pci && (pci->device == 0x5000 || pci->device == 0xa504)) {
2795 airo_print_dbg("", "Found an MPI350 card");
2796 set_bit(FLAG_MPI, &ai->flags);
2798 spin_lock_init(&ai->aux_lock);
2799 sema_init(&ai->sem, 1);
2802 init_waitqueue_head (&ai->thr_wait);
2806 if (airo_networks_allocate (ai))
2808 airo_networks_initialize (ai);
2810 /* The Airo-specific entries in the device structure. */
2811 if (test_bit(FLAG_MPI,&ai->flags)) {
2812 skb_queue_head_init (&ai->txq);
2813 dev->hard_start_xmit = &mpi_start_xmit;
2815 dev->hard_start_xmit = &airo_start_xmit;
2816 dev->get_stats = &airo_get_stats;
2817 dev->set_multicast_list = &airo_set_multicast_list;
2818 dev->set_mac_address = &airo_set_mac_address;
2819 dev->do_ioctl = &airo_ioctl;
2820 dev->wireless_handlers = &airo_handler_def;
2821 ai->wireless_data.spy_data = &ai->spy_data;
2822 dev->wireless_data = &ai->wireless_data;
2823 dev->change_mtu = &airo_change_mtu;
2824 dev->open = &airo_open;
2825 dev->stop = &airo_close;
2827 dev->base_addr = port;
2829 SET_NETDEV_DEV(dev, dmdev);
2831 reset_card (dev, 1);
2835 if (!request_region(dev->base_addr, 64, DRV_NAME)) {
2837 airo_print_err(dev->name, "Couldn't request region");
2842 if (test_bit(FLAG_MPI,&ai->flags)) {
2843 if (mpi_map_card(ai, pci)) {
2844 airo_print_err("", "Could not map memory");
2850 if ( setup_card( ai, dev->dev_addr, 1 ) != SUCCESS ) {
2851 airo_print_err(dev->name, "MAC could not be enabled" );
2855 } else if (!test_bit(FLAG_MPI,&ai->flags)) {
2856 ai->bap_read = fast_bap_read;
2857 set_bit(FLAG_FLASHING, &ai->flags);
2860 /* Test for WPA support */
2861 if (airo_test_wpa_capable(ai)) {
2862 set_bit(FLAG_WPA_CAPABLE, &ai->flags);
2863 ai->bssListFirst = RID_WPA_BSSLISTFIRST;
2864 ai->bssListNext = RID_WPA_BSSLISTNEXT;
2865 ai->bssListRidLen = sizeof(BSSListRid);
2867 ai->bssListFirst = RID_BSSLISTFIRST;
2868 ai->bssListNext = RID_BSSLISTNEXT;
2869 ai->bssListRidLen = sizeof(BSSListRid) - sizeof(BSSListRidExtra);
2872 strcpy(dev->name, "eth%d");
2873 rc = register_netdev(dev);
2875 airo_print_err(dev->name, "Couldn't register_netdev");
2878 ai->wifidev = init_wifidev(ai, dev);
2882 set_bit(FLAG_REGISTERED,&ai->flags);
2883 airo_print_info(dev->name, "MAC enabled %s",
2884 print_mac(mac, dev->dev_addr));
2886 /* Allocate the transmit buffers */
2887 if (probe && !test_bit(FLAG_MPI,&ai->flags))
2888 for( i = 0; i < MAX_FIDS; i++ )
2889 ai->fids[i] = transmit_allocate(ai,AIRO_DEF_MTU,i>=MAX_FIDS/2);
2891 if (setup_proc_entry(dev, dev->priv) < 0)
2897 unregister_netdev(ai->wifidev);
2898 free_netdev(ai->wifidev);
2900 unregister_netdev(dev);
2902 if (test_bit(FLAG_MPI,&ai->flags) && pci) {
2903 pci_free_consistent(pci, PCI_SHARED_LEN, ai->shared, ai->shared_dma);
2904 iounmap(ai->pciaux);
2905 iounmap(ai->pcimem);
2906 mpi_unmap_card(ai->pci);
2910 release_region( dev->base_addr, 64 );
2912 airo_networks_free(ai);
2919 struct net_device *init_airo_card( unsigned short irq, int port, int is_pcmcia,
2920 struct device *dmdev)
2922 return _init_airo_card ( irq, port, is_pcmcia, NULL, dmdev);
2925 EXPORT_SYMBOL(init_airo_card);
2927 static int waitbusy (struct airo_info *ai) {
2929 while ((IN4500 (ai, COMMAND) & COMMAND_BUSY) & (delay < 10000)) {
2931 if ((++delay % 20) == 0)
2932 OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY);
2934 return delay < 10000;
2937 int reset_airo_card( struct net_device *dev )
2940 struct airo_info *ai = dev->priv;
2941 DECLARE_MAC_BUF(mac);
2943 if (reset_card (dev, 1))
2946 if ( setup_card(ai, dev->dev_addr, 1 ) != SUCCESS ) {
2947 airo_print_err(dev->name, "MAC could not be enabled");
2950 airo_print_info(dev->name, "MAC enabled %s",
2951 print_mac(mac, dev->dev_addr));
2952 /* Allocate the transmit buffers if needed */
2953 if (!test_bit(FLAG_MPI,&ai->flags))
2954 for( i = 0; i < MAX_FIDS; i++ )
2955 ai->fids[i] = transmit_allocate (ai,AIRO_DEF_MTU,i>=MAX_FIDS/2);
2957 enable_interrupts( ai );
2958 netif_wake_queue(dev);
2962 EXPORT_SYMBOL(reset_airo_card);
2964 static void airo_send_event(struct net_device *dev) {
2965 struct airo_info *ai = dev->priv;
2966 union iwreq_data wrqu;
2967 StatusRid status_rid;
2969 clear_bit(JOB_EVENT, &ai->jobs);
2970 PC4500_readrid(ai, RID_STATUS, &status_rid, sizeof(status_rid), 0);
2972 wrqu.data.length = 0;
2973 wrqu.data.flags = 0;
2974 memcpy(wrqu.ap_addr.sa_data, status_rid.bssid[0], ETH_ALEN);
2975 wrqu.ap_addr.sa_family = ARPHRD_ETHER;
2977 /* Send event to user space */
2978 wireless_send_event(dev, SIOCGIWAP, &wrqu, NULL);
2981 static void airo_process_scan_results (struct airo_info *ai) {
2982 union iwreq_data wrqu;
2985 BSSListElement * loop_net;
2986 BSSListElement * tmp_net;
2988 /* Blow away current list of scan results */
2989 list_for_each_entry_safe (loop_net, tmp_net, &ai->network_list, list) {
2990 list_move_tail (&loop_net->list, &ai->network_free_list);
2991 /* Don't blow away ->list, just BSS data */
2992 memset (loop_net, 0, sizeof (loop_net->bss));
2995 /* Try to read the first entry of the scan result */
2996 rc = PC4500_readrid(ai, ai->bssListFirst, &bss, ai->bssListRidLen, 0);
2997 if((rc) || (bss.index == cpu_to_le16(0xffff))) {
2998 /* No scan results */
3002 /* Read and parse all entries */
3004 while((!rc) && (bss.index != cpu_to_le16(0xffff))) {
3005 /* Grab a network off the free list */
3006 if (!list_empty(&ai->network_free_list)) {
3007 tmp_net = list_entry(ai->network_free_list.next,
3008 BSSListElement, list);
3009 list_del(ai->network_free_list.next);
3012 if (tmp_net != NULL) {
3013 memcpy(tmp_net, &bss, sizeof(tmp_net->bss));
3014 list_add_tail(&tmp_net->list, &ai->network_list);
3018 /* Read next entry */
3019 rc = PC4500_readrid(ai, ai->bssListNext,
3020 &bss, ai->bssListRidLen, 0);
3024 ai->scan_timeout = 0;
3025 clear_bit(JOB_SCAN_RESULTS, &ai->jobs);
3028 /* Send an empty event to user space.
3029 * We don't send the received data on
3030 * the event because it would require
3031 * us to do complex transcoding, and
3032 * we want to minimise the work done in
3033 * the irq handler. Use a request to
3034 * extract the data - Jean II */
3035 wrqu.data.length = 0;
3036 wrqu.data.flags = 0;
3037 wireless_send_event(ai->dev, SIOCGIWSCAN, &wrqu, NULL);
3040 static int airo_thread(void *data) {
3041 struct net_device *dev = data;
3042 struct airo_info *ai = dev->priv;
3047 /* make swsusp happy with our thread */
3050 if (test_bit(JOB_DIE, &ai->jobs))
3054 locked = down_interruptible(&ai->sem);
3058 init_waitqueue_entry(&wait, current);
3059 add_wait_queue(&ai->thr_wait, &wait);
3061 set_current_state(TASK_INTERRUPTIBLE);
3064 if (ai->expires || ai->scan_timeout) {
3065 if (ai->scan_timeout &&
3066 time_after_eq(jiffies,ai->scan_timeout)){
3067 set_bit(JOB_SCAN_RESULTS, &ai->jobs);
3069 } else if (ai->expires &&
3070 time_after_eq(jiffies,ai->expires)){
3071 set_bit(JOB_AUTOWEP, &ai->jobs);
3074 if (!kthread_should_stop() &&
3075 !freezing(current)) {
3076 unsigned long wake_at;
3077 if (!ai->expires || !ai->scan_timeout) {
3078 wake_at = max(ai->expires,
3081 wake_at = min(ai->expires,
3084 schedule_timeout(wake_at - jiffies);
3087 } else if (!kthread_should_stop() &&
3088 !freezing(current)) {
3094 current->state = TASK_RUNNING;
3095 remove_wait_queue(&ai->thr_wait, &wait);
3102 if (test_bit(JOB_DIE, &ai->jobs)) {
3107 if (ai->power.event || test_bit(FLAG_FLASHING, &ai->flags)) {
3112 if (test_bit(JOB_XMIT, &ai->jobs))
3114 else if (test_bit(JOB_XMIT11, &ai->jobs))
3115 airo_end_xmit11(dev);
3116 else if (test_bit(JOB_STATS, &ai->jobs))
3117 airo_read_stats(ai);
3118 else if (test_bit(JOB_WSTATS, &ai->jobs))
3119 airo_read_wireless_stats(ai);
3120 else if (test_bit(JOB_PROMISC, &ai->jobs))
3121 airo_set_promisc(ai);
3122 else if (test_bit(JOB_MIC, &ai->jobs))
3124 else if (test_bit(JOB_EVENT, &ai->jobs))
3125 airo_send_event(dev);
3126 else if (test_bit(JOB_AUTOWEP, &ai->jobs))
3128 else if (test_bit(JOB_SCAN_RESULTS, &ai->jobs))
3129 airo_process_scan_results(ai);
3130 else /* Shouldn't get here, but we make sure to unlock */
3137 static int header_len(__le16 ctl)
3139 u16 fc = le16_to_cpu(ctl);
3142 if ((fc & 0xe0) == 0xc0)
3143 return 10; /* one-address control packet */
3144 return 16; /* two-address control packet */
3146 if ((fc & 0x300) == 0x300)
3147 return 30; /* WDS packet */
3152 static irqreturn_t airo_interrupt(int irq, void *dev_id)
3154 struct net_device *dev = dev_id;
3157 struct airo_info *apriv = dev->priv;
3158 u16 savedInterrupts = 0;
3161 if (!netif_device_present(dev))
3165 status = IN4500( apriv, EVSTAT );
3166 if ( !(status & STATUS_INTS) || status == 0xffff ) break;
3170 if ( status & EV_AWAKE ) {
3171 OUT4500( apriv, EVACK, EV_AWAKE );
3172 OUT4500( apriv, EVACK, EV_AWAKE );
3175 if (!savedInterrupts) {
3176 savedInterrupts = IN4500( apriv, EVINTEN );
3177 OUT4500( apriv, EVINTEN, 0 );
3180 if ( status & EV_MIC ) {
3181 OUT4500( apriv, EVACK, EV_MIC );
3182 if (test_bit(FLAG_MIC_CAPABLE, &apriv->flags)) {
3183 set_bit(JOB_MIC, &apriv->jobs);
3184 wake_up_interruptible(&apriv->thr_wait);
3187 if ( status & EV_LINK ) {
3188 union iwreq_data wrqu;
3189 int scan_forceloss = 0;
3190 /* The link status has changed, if you want to put a
3191 monitor hook in, do it here. (Remember that
3192 interrupts are still disabled!)
3194 u16 newStatus = IN4500(apriv, LINKSTAT);
3195 OUT4500( apriv, EVACK, EV_LINK);
3196 /* Here is what newStatus means: */
3197 #define NOBEACON 0x8000 /* Loss of sync - missed beacons */
3198 #define MAXRETRIES 0x8001 /* Loss of sync - max retries */
3199 #define MAXARL 0x8002 /* Loss of sync - average retry level exceeded*/
3200 #define FORCELOSS 0x8003 /* Loss of sync - host request */
3201 #define TSFSYNC 0x8004 /* Loss of sync - TSF synchronization */
3202 #define DEAUTH 0x8100 /* Deauthentication (low byte is reason code) */
3203 #define DISASS 0x8200 /* Disassociation (low byte is reason code) */
3204 #define ASSFAIL 0x8400 /* Association failure (low byte is reason
3206 #define AUTHFAIL 0x0300 /* Authentication failure (low byte is reason
3208 #define ASSOCIATED 0x0400 /* Associated */
3209 #define REASSOCIATED 0x0600 /* Reassociated? Only on firmware >= 5.30.17 */
3210 #define RC_RESERVED 0 /* Reserved return code */
3211 #define RC_NOREASON 1 /* Unspecified reason */
3212 #define RC_AUTHINV 2 /* Previous authentication invalid */
3213 #define RC_DEAUTH 3 /* Deauthenticated because sending station is
3215 #define RC_NOACT 4 /* Disassociated due to inactivity */
3216 #define RC_MAXLOAD 5 /* Disassociated because AP is unable to handle
3217 all currently associated stations */
3218 #define RC_BADCLASS2 6 /* Class 2 frame received from
3219 non-Authenticated station */
3220 #define RC_BADCLASS3 7 /* Class 3 frame received from
3221 non-Associated station */
3222 #define RC_STATLEAVE 8 /* Disassociated because sending station is
3224 #define RC_NOAUTH 9 /* Station requesting (Re)Association is not
3225 Authenticated with the responding station */
3226 if (newStatus == FORCELOSS && apriv->scan_timeout > 0)
3228 if(newStatus == ASSOCIATED || newStatus == REASSOCIATED) {
3231 if (apriv->list_bss_task)
3232 wake_up_process(apriv->list_bss_task);
3233 set_bit(FLAG_UPDATE_UNI, &apriv->flags);
3234 set_bit(FLAG_UPDATE_MULTI, &apriv->flags);
3236 if (down_trylock(&apriv->sem) != 0) {
3237 set_bit(JOB_EVENT, &apriv->jobs);
3238 wake_up_interruptible(&apriv->thr_wait);
3240 airo_send_event(dev);
3241 } else if (!scan_forceloss) {
3242 if (auto_wep && !apriv->expires) {
3243 apriv->expires = RUN_AT(3*HZ);
3244 wake_up_interruptible(&apriv->thr_wait);
3247 /* Send event to user space */
3248 memset(wrqu.ap_addr.sa_data, '\0', ETH_ALEN);
3249 wrqu.ap_addr.sa_family = ARPHRD_ETHER;
3250 wireless_send_event(dev, SIOCGIWAP, &wrqu,NULL);
3254 /* Check to see if there is something to receive */
3255 if ( status & EV_RX ) {
3256 struct sk_buff *skb = NULL;
3258 u16 len, hdrlen = 0;
3272 if (test_bit(FLAG_MPI,&apriv->flags)) {
3273 if (test_bit(FLAG_802_11, &apriv->flags))
3274 mpi_receive_802_11(apriv);
3276 mpi_receive_802_3(apriv);
3277 OUT4500(apriv, EVACK, EV_RX);
3281 fid = IN4500( apriv, RXFID );
3283 /* Get the packet length */
3284 if (test_bit(FLAG_802_11, &apriv->flags)) {
3285 bap_setup (apriv, fid, 4, BAP0);
3286 bap_read (apriv, (__le16*)&hdr, sizeof(hdr), BAP0);
3287 /* Bad CRC. Ignore packet */
3288 if (le16_to_cpu(hdr.status) & 2)
3290 if (apriv->wifidev == NULL)
3293 bap_setup (apriv, fid, 0x36, BAP0);
3294 bap_read (apriv, &hdr.len, 2, BAP0);
3296 len = le16_to_cpu(hdr.len);
3298 if (len > AIRO_DEF_MTU) {
3299 airo_print_err(apriv->dev->name, "Bad size %d", len);
3305 if (test_bit(FLAG_802_11, &apriv->flags)) {
3306 bap_read (apriv, &fc, sizeof(fc), BAP0);
3307 hdrlen = header_len(fc);
3309 hdrlen = ETH_ALEN * 2;
3311 skb = dev_alloc_skb( len + hdrlen + 2 + 2 );
3313 apriv->stats.rx_dropped++;
3316 skb_reserve(skb, 2); /* This way the IP header is aligned */
3317 buffer = (__le16*)skb_put (skb, len + hdrlen);
3318 if (test_bit(FLAG_802_11, &apriv->flags)) {
3320 bap_read (apriv, buffer + 1, hdrlen - 2, BAP0);
3322 bap_read (apriv, tmpbuf, 6, BAP0);
3324 bap_read (apriv, &v, sizeof(v), BAP0);
3325 gap = le16_to_cpu(v);
3328 bap_read (apriv, tmpbuf, gap, BAP0);
3330 airo_print_err(apriv->dev->name, "gaplen too "
3331 "big. Problems will follow...");
3334 bap_read (apriv, buffer + hdrlen/2, len, BAP0);
3337 bap_read (apriv, buffer, ETH_ALEN*2, BAP0);
3338 if (apriv->micstats.enabled) {
3339 bap_read (apriv,(__le16*)&micbuf,sizeof(micbuf),BAP0);
3340 if (ntohs(micbuf.typelen) > 0x05DC)
3341 bap_setup (apriv, fid, 0x44, BAP0);
3343 if (len <= sizeof(micbuf))
3346 len -= sizeof(micbuf);
3347 skb_trim (skb, len + hdrlen);
3350 bap_read(apriv,buffer+ETH_ALEN,len,BAP0);
3351 if (decapsulate(apriv,&micbuf,(etherHead*)buffer,len)) {
3353 dev_kfree_skb_irq (skb);
3355 OUT4500( apriv, EVACK, EV_RX);
3360 if (apriv->spy_data.spy_number > 0) {
3362 struct iw_quality wstats;
3363 /* Prepare spy data : addr + qual */
3364 if (!test_bit(FLAG_802_11, &apriv->flags)) {
3365 sa = (char*)buffer + 6;
3366 bap_setup (apriv, fid, 8, BAP0);
3367 bap_read (apriv, (__le16*)hdr.rssi, 2, BAP0);
3369 sa = (char*)buffer + 10;
3370 wstats.qual = hdr.rssi[0];
3372 wstats.level = 0x100 - apriv->rssi[hdr.rssi[1]].rssidBm;
3374 wstats.level = (hdr.rssi[1] + 321) / 2;
3375 wstats.noise = apriv->wstats.qual.noise;
3376 wstats.updated = IW_QUAL_LEVEL_UPDATED
3377 | IW_QUAL_QUAL_UPDATED
3379 /* Update spy records */
3380 wireless_spy_update(dev, sa, &wstats);
3382 #endif /* WIRELESS_SPY */
3383 OUT4500( apriv, EVACK, EV_RX);
3385 if (test_bit(FLAG_802_11, &apriv->flags)) {
3386 skb_reset_mac_header(skb);
3387 skb->pkt_type = PACKET_OTHERHOST;
3388 skb->dev = apriv->wifidev;
3389 skb->protocol = htons(ETH_P_802_2);
3391 skb->protocol = eth_type_trans(skb,dev);
3392 skb->dev->last_rx = jiffies;
3393 skb->ip_summed = CHECKSUM_NONE;
3399 /* Check to see if a packet has been transmitted */
3400 if ( status & ( EV_TX|EV_TXCPY|EV_TXEXC ) ) {
3405 if (test_bit(FLAG_MPI,&apriv->flags)) {
3406 unsigned long flags;
3408 if (status & EV_TXEXC)
3409 get_tx_error(apriv, -1);
3410 spin_lock_irqsave(&apriv->aux_lock, flags);
3411 if (!skb_queue_empty(&apriv->txq)) {
3412 spin_unlock_irqrestore(&apriv->aux_lock,flags);
3413 mpi_send_packet (dev);
3415 clear_bit(FLAG_PENDING_XMIT, &apriv->flags);
3416 spin_unlock_irqrestore(&apriv->aux_lock,flags);
3417 netif_wake_queue (dev);
3419 OUT4500( apriv, EVACK,
3420 status & (EV_TX|EV_TXCPY|EV_TXEXC));
3424 fid = IN4500(apriv, TXCOMPLFID);
3426 for( i = 0; i < MAX_FIDS; i++ ) {
3427 if ( ( apriv->fids[i] & 0xffff ) == fid ) {
3428 len = apriv->fids[i] >> 16;
3433 if (status & EV_TXEXC)
3434 get_tx_error(apriv, index);
3435 OUT4500( apriv, EVACK, status & (EV_TX | EV_TXEXC));
3436 /* Set up to be used again */
3437 apriv->fids[index] &= 0xffff;
3438 if (index < MAX_FIDS / 2) {
3439 if (!test_bit(FLAG_PENDING_XMIT, &apriv->flags))
3440 netif_wake_queue(dev);
3442 if (!test_bit(FLAG_PENDING_XMIT11, &apriv->flags))
3443 netif_wake_queue(apriv->wifidev);
3446 OUT4500( apriv, EVACK, status & (EV_TX | EV_TXCPY | EV_TXEXC));
3447 airo_print_err(apriv->dev->name, "Unallocated FID was "
3452 if ( status & ~STATUS_INTS & ~IGNORE_INTS )
3453 airo_print_warn(apriv->dev->name, "Got weird status %x",
3454 status & ~STATUS_INTS & ~IGNORE_INTS );
3457 if (savedInterrupts)
3458 OUT4500( apriv, EVINTEN, savedInterrupts );
3461 return IRQ_RETVAL(handled);
3465 * Routines to talk to the card
3469 * This was originally written for the 4500, hence the name
3470 * NOTE: If use with 8bit mode and SMP bad things will happen!
3471 * Why would some one do 8 bit IO in an SMP machine?!?
3473 static void OUT4500( struct airo_info *ai, u16 reg, u16 val ) {
3474 if (test_bit(FLAG_MPI,&ai->flags))
3477 outw( val, ai->dev->base_addr + reg );
3479 outb( val & 0xff, ai->dev->base_addr + reg );
3480 outb( val >> 8, ai->dev->base_addr + reg + 1 );
3484 static u16 IN4500( struct airo_info *ai, u16 reg ) {
3487 if (test_bit(FLAG_MPI,&ai->flags))
3490 rc = inw( ai->dev->base_addr + reg );
3492 rc = inb( ai->dev->base_addr + reg );
3493 rc += ((int)inb( ai->dev->base_addr + reg + 1 )) << 8;
3498 static int enable_MAC(struct airo_info *ai, int lock)
3504 /* FLAG_RADIO_OFF : Radio disabled via /proc or Wireless Extensions
3505 * FLAG_RADIO_DOWN : Radio disabled via "ifconfig ethX down"
3506 * Note : we could try to use !netif_running(dev) in enable_MAC()
3507 * instead of this flag, but I don't trust it *within* the
3508 * open/close functions, and testing both flags together is
3509 * "cheaper" - Jean II */
3510 if (ai->flags & FLAG_RADIO_MASK) return SUCCESS;
3512 if (lock && down_interruptible(&ai->sem))
3513 return -ERESTARTSYS;
3515 if (!test_bit(FLAG_ENABLED, &ai->flags)) {
3516 memset(&cmd, 0, sizeof(cmd));
3517 cmd.cmd = MAC_ENABLE;
3518 rc = issuecommand(ai, &cmd, &rsp);
3520 set_bit(FLAG_ENABLED, &ai->flags);
3528 airo_print_err(ai->dev->name, "Cannot enable MAC");
3529 else if ((rsp.status & 0xFF00) != 0) {
3530 airo_print_err(ai->dev->name, "Bad MAC enable reason=%x, "
3531 "rid=%x, offset=%d", rsp.rsp0, rsp.rsp1, rsp.rsp2);
3537 static void disable_MAC( struct airo_info *ai, int lock ) {
3541 if (lock && down_interruptible(&ai->sem))
3544 if (test_bit(FLAG_ENABLED, &ai->flags)) {
3545 memset(&cmd, 0, sizeof(cmd));
3546 cmd.cmd = MAC_DISABLE; // disable in case already enabled
3547 issuecommand(ai, &cmd, &rsp);
3548 clear_bit(FLAG_ENABLED, &ai->flags);
3554 static void enable_interrupts( struct airo_info *ai ) {
3555 /* Enable the interrupts */
3556 OUT4500( ai, EVINTEN, STATUS_INTS );
3559 static void disable_interrupts( struct airo_info *ai ) {
3560 OUT4500( ai, EVINTEN, 0 );
3563 static void mpi_receive_802_3(struct airo_info *ai)
3567 struct sk_buff *skb;
3572 memcpy_fromio(&rxd, ai->rxfids[0].card_ram_off, sizeof(rxd));
3573 /* Make sure we got something */
3574 if (rxd.rdy && rxd.valid == 0) {
3576 if (len < 12 || len > 2048)
3579 skb = dev_alloc_skb(len);
3581 ai->stats.rx_dropped++;
3584 buffer = skb_put(skb,len);
3585 memcpy(buffer, ai->rxfids[0].virtual_host_addr, ETH_ALEN * 2);
3586 if (ai->micstats.enabled) {
3588 ai->rxfids[0].virtual_host_addr + ETH_ALEN * 2,
3590 if (ntohs(micbuf.typelen) <= 0x05DC) {
3591 if (len <= sizeof(micbuf) + ETH_ALEN * 2)
3594 off = sizeof(micbuf);
3595 skb_trim (skb, len - off);
3598 memcpy(buffer + ETH_ALEN * 2,
3599 ai->rxfids[0].virtual_host_addr + ETH_ALEN * 2 + off,
3600 len - ETH_ALEN * 2 - off);
3601 if (decapsulate (ai, &micbuf, (etherHead*)buffer, len - off - ETH_ALEN * 2)) {
3603 dev_kfree_skb_irq (skb);
3607 if (ai->spy_data.spy_number > 0) {
3609 struct iw_quality wstats;
3610 /* Prepare spy data : addr + qual */
3611 sa = buffer + ETH_ALEN;
3612 wstats.qual = 0; /* XXX Where do I get that info from ??? */
3615 /* Update spy records */
3616 wireless_spy_update(ai->dev, sa, &wstats);
3618 #endif /* WIRELESS_SPY */
3620 skb->ip_summed = CHECKSUM_NONE;
3621 skb->protocol = eth_type_trans(skb, ai->dev);
3622 skb->dev->last_rx = jiffies;
3626 if (rxd.valid == 0) {
3630 memcpy_toio(ai->rxfids[0].card_ram_off, &rxd, sizeof(rxd));
3634 void mpi_receive_802_11 (struct airo_info *ai)
3637 struct sk_buff *skb = NULL;
3638 u16 len, hdrlen = 0;
3651 char *ptr = ai->rxfids[0].virtual_host_addr+4;
3653 memcpy_fromio(&rxd, ai->rxfids[0].card_ram_off, sizeof(rxd));
3654 memcpy ((char *)&hdr, ptr, sizeof(hdr));
3656 /* Bad CRC. Ignore packet */
3657 if (le16_to_cpu(hdr.status) & 2)
3659 if (ai->wifidev == NULL)
3661 len = le16_to_cpu(hdr.len);
3662 if (len > AIRO_DEF_MTU) {
3663 airo_print_err(ai->dev->name, "Bad size %d", len);
3669 fc = get_unaligned((__le16 *)ptr);
3670 hdrlen = header_len(fc);
3672 skb = dev_alloc_skb( len + hdrlen + 2 );
3674 ai->stats.rx_dropped++;
3677 buffer = (u16*)skb_put (skb, len + hdrlen);
3678 memcpy ((char *)buffer, ptr, hdrlen);
3682 gap = le16_to_cpu(get_unaligned((__le16 *)ptr));
3683 ptr += sizeof(__le16);
3688 airo_print_err(ai->dev->name,
3689 "gaplen too big. Problems will follow...");
3691 memcpy ((char *)buffer + hdrlen, ptr, len);
3693 #ifdef IW_WIRELESS_SPY /* defined in iw_handler.h */
3694 if (ai->spy_data.spy_number > 0) {
3696 struct iw_quality wstats;
3697 /* Prepare spy data : addr + qual */
3698 sa = (char*)buffer + 10;
3699 wstats.qual = hdr.rssi[0];
3701 wstats.level = 0x100 - ai->rssi[hdr.rssi[1]].rssidBm;
3703 wstats.level = (hdr.rssi[1] + 321) / 2;
3704 wstats.noise = ai->wstats.qual.noise;
3705 wstats.updated = IW_QUAL_QUAL_UPDATED
3706 | IW_QUAL_LEVEL_UPDATED
3708 /* Update spy records */
3709 wireless_spy_update(ai->dev, sa, &wstats);
3711 #endif /* IW_WIRELESS_SPY */
3712 skb_reset_mac_header(skb);
3713 skb->pkt_type = PACKET_OTHERHOST;
3714 skb->dev = ai->wifidev;
3715 skb->protocol = htons(ETH_P_802_2);
3716 skb->dev->last_rx = jiffies;
3717 skb->ip_summed = CHECKSUM_NONE;
3720 if (rxd.valid == 0) {
3724 memcpy_toio(ai->rxfids[0].card_ram_off, &rxd, sizeof(rxd));
3728 static u16 setup_card(struct airo_info *ai, u8 *mac, int lock)
3739 memset( &mySsid, 0, sizeof( mySsid ) );
3743 /* The NOP is the first step in getting the card going */
3745 cmd.parm0 = cmd.parm1 = cmd.parm2 = 0;
3746 if (lock && down_interruptible(&ai->sem))
3748 if ( issuecommand( ai, &cmd, &rsp ) != SUCCESS ) {
3753 disable_MAC( ai, 0);
3755 // Let's figure out if we need to use the AUX port
3756 if (!test_bit(FLAG_MPI,&ai->flags)) {
3757 cmd.cmd = CMD_ENABLEAUX;
3758 if (issuecommand(ai, &cmd, &rsp) != SUCCESS) {
3761 airo_print_err(ai->dev->name, "Error checking for AUX port");
3764 if (!aux_bap || rsp.status & 0xff00) {
3765 ai->bap_read = fast_bap_read;
3766 airo_print_dbg(ai->dev->name, "Doing fast bap_reads");
3768 ai->bap_read = aux_bap_read;
3769 airo_print_dbg(ai->dev->name, "Doing AUX bap_reads");
3774 if (ai->config.len == 0) {
3775 tdsRssiRid rssi_rid;
3776 CapabilityRid cap_rid;
3782 // general configuration (read/modify/write)
3783 status = readConfigRid(ai, lock);
3784 if ( status != SUCCESS ) return ERROR;
3786 status = readCapabilityRid(ai, &cap_rid, lock);
3787 if ( status != SUCCESS ) return ERROR;
3789 status = PC4500_readrid(ai,RID_RSSI,&rssi_rid,sizeof(rssi_rid),lock);
3790 if ( status == SUCCESS ) {
3791 if (ai->rssi || (ai->rssi = kmalloc(512, GFP_KERNEL)) != NULL)
3792 memcpy(ai->rssi, (u8*)&rssi_rid + 2, 512); /* Skip RID length member */
3797 if (cap_rid.softCap & cpu_to_le16(8))
3798 ai->config.rmode |= RXMODE_NORMALIZED_RSSI;
3800 airo_print_warn(ai->dev->name, "unknown received signal "
3803 ai->config.opmode = adhoc ? MODE_STA_IBSS : MODE_STA_ESS;
3804 ai->config.authType = AUTH_OPEN;
3805 ai->config.modulation = MOD_CCK;
3807 if (le16_to_cpu(cap_rid.len) >= sizeof(cap_rid) &&
3808 (cap_rid.extSoftCap & cpu_to_le16(1)) &&
3809 micsetup(ai) == SUCCESS) {
3810 ai->config.opmode |= MODE_MIC;
3811 set_bit(FLAG_MIC_CAPABLE, &ai->flags);
3814 /* Save off the MAC */
3815 for( i = 0; i < ETH_ALEN; i++ ) {
3816 mac[i] = ai->config.macAddr[i];
3819 /* Check to see if there are any insmod configured
3823 memset(ai->config.rates,0,sizeof(ai->config.rates));
3824 for( i = 0; i < 8 && rates[i]; i++ ) {
3825 ai->config.rates[i] = rates[i];
3828 if ( basic_rate > 0 ) {
3830 for( i = 0; i < 8; i++ ) {
3831 if ( ai->config.rates[i] == basic_rate ||
3832 !ai->config.rates ) {
3833 ai->config.rates[i] = basic_rate | 0x80;
3838 set_bit (FLAG_COMMIT, &ai->flags);
3841 /* Setup the SSIDs if present */
3844 for( i = 0; i < 3 && ssids[i]; i++ ) {
3845 size_t len = strlen(ssids[i]);
3848 mySsid.ssids[i].len = cpu_to_le16(len);
3849 memcpy(mySsid.ssids[i].ssid, ssids[i], len);
3851 mySsid.len = cpu_to_le16(sizeof(mySsid));
3854 status = writeConfigRid(ai, lock);
3855 if ( status != SUCCESS ) return ERROR;
3857 /* Set up the SSID list */
3859 status = writeSsidRid(ai, &mySsid, lock);
3860 if ( status != SUCCESS ) return ERROR;
3863 status = enable_MAC(ai, lock);
3864 if (status != SUCCESS)
3867 /* Grab the initial wep key, we gotta save it for auto_wep */
3868 rc = readWepKeyRid(ai, &wkr, 1, lock);
3869 if (rc == SUCCESS) do {
3870 lastindex = wkr.kindex;
3871 if (wkr.kindex == cpu_to_le16(0xffff)) {
3872 ai->defindex = wkr.mac[0];
3874 rc = readWepKeyRid(ai, &wkr, 0, lock);
3875 } while(lastindex != wkr.kindex);
3882 static u16 issuecommand(struct airo_info *ai, Cmd *pCmd, Resp *pRsp) {
3883 // Im really paranoid about letting it run forever!
3884 int max_tries = 600000;
3886 if (IN4500(ai, EVSTAT) & EV_CMD)
3887 OUT4500(ai, EVACK, EV_CMD);
3889 OUT4500(ai, PARAM0, pCmd->parm0);
3890 OUT4500(ai, PARAM1, pCmd->parm1);
3891 OUT4500(ai, PARAM2, pCmd->parm2);
3892 OUT4500(ai, COMMAND, pCmd->cmd);
3894 while (max_tries-- && (IN4500(ai, EVSTAT) & EV_CMD) == 0) {
3895 if ((IN4500(ai, COMMAND)) == pCmd->cmd)
3896 // PC4500 didn't notice command, try again
3897 OUT4500(ai, COMMAND, pCmd->cmd);
3898 if (!in_atomic() && (max_tries & 255) == 0)
3902 if ( max_tries == -1 ) {
3903 airo_print_err(ai->dev->name,
3904 "Max tries exceeded when issueing command");
3905 if (IN4500(ai, COMMAND) & COMMAND_BUSY)
3906 OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY);
3910 // command completed
3911 pRsp->status = IN4500(ai, STATUS);
3912 pRsp->rsp0 = IN4500(ai, RESP0);
3913 pRsp->rsp1 = IN4500(ai, RESP1);
3914 pRsp->rsp2 = IN4500(ai, RESP2);
3915 if ((pRsp->status & 0xff00)!=0 && pCmd->cmd != CMD_SOFTRESET)
3916 airo_print_err(ai->dev->name,
3917 "cmd:%x status:%x rsp0:%x rsp1:%x rsp2:%x",
3918 pCmd->cmd, pRsp->status, pRsp->rsp0, pRsp->rsp1,
3921 // clear stuck command busy if necessary
3922 if (IN4500(ai, COMMAND) & COMMAND_BUSY) {
3923 OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY);
3925 // acknowledge processing the status/response
3926 OUT4500(ai, EVACK, EV_CMD);
3931 /* Sets up the bap to start exchange data. whichbap should
3932 * be one of the BAP0 or BAP1 defines. Locks should be held before
3934 static int bap_setup(struct airo_info *ai, u16 rid, u16 offset, int whichbap )
3939 OUT4500(ai, SELECT0+whichbap, rid);
3940 OUT4500(ai, OFFSET0+whichbap, offset);
3942 int status = IN4500(ai, OFFSET0+whichbap);
3943 if (status & BAP_BUSY) {
3944 /* This isn't really a timeout, but its kinda
3949 } else if ( status & BAP_ERR ) {
3950 /* invalid rid or offset */
3951 airo_print_err(ai->dev->name, "BAP error %x %d",
3954 } else if (status & BAP_DONE) { // success
3957 if ( !(max_tries--) ) {
3958 airo_print_err(ai->dev->name,
3959 "BAP setup error too many retries\n");
3962 // -- PC4500 missed it, try again
3963 OUT4500(ai, SELECT0+whichbap, rid);
3964 OUT4500(ai, OFFSET0+whichbap, offset);
3969 /* should only be called by aux_bap_read. This aux function and the
3970 following use concepts not documented in the developers guide. I
3971 got them from a patch given to my by Aironet */
3972 static u16 aux_setup(struct airo_info *ai, u16 page,
3973 u16 offset, u16 *len)
3977 OUT4500(ai, AUXPAGE, page);
3978 OUT4500(ai, AUXOFF, 0);
3979 next = IN4500(ai, AUXDATA);
3980 *len = IN4500(ai, AUXDATA)&0xff;
3981 if (offset != 4) OUT4500(ai, AUXOFF, offset);
3985 /* requires call to bap_setup() first */
3986 static int aux_bap_read(struct airo_info *ai, __le16 *pu16Dst,
3987 int bytelen, int whichbap)
3995 unsigned long flags;
3997 spin_lock_irqsave(&ai->aux_lock, flags);
3998 page = IN4500(ai, SWS0+whichbap);
3999 offset = IN4500(ai, SWS2+whichbap);
4000 next = aux_setup(ai, page, offset, &len);
4001 words = (bytelen+1)>>1;
4003 for (i=0; i<words;) {
4005 count = (len>>1) < (words-i) ? (len>>1) : (words-i);
4007 insw( ai->dev->base_addr+DATA0+whichbap,
4010 insb( ai->dev->base_addr+DATA0+whichbap,
4011 pu16Dst+i, count << 1 );
4014 next = aux_setup(ai, next, 4, &len);
4017 spin_unlock_irqrestore(&ai->aux_lock, flags);
4022 /* requires call to bap_setup() first */
4023 static int fast_bap_read(struct airo_info *ai, __le16 *pu16Dst,
4024 int bytelen, int whichbap)
4026 bytelen = (bytelen + 1) & (~1); // round up to even value
4028 insw( ai->dev->base_addr+DATA0+whichbap, pu16Dst, bytelen>>1 );
4030 insb( ai->dev->base_addr+DATA0+whichbap, pu16Dst, bytelen );
4034 /* requires call to bap_setup() first */
4035 static int bap_write(struct airo_info *ai, const __le16 *pu16Src,
4036 int bytelen, int whichbap)
4038 bytelen = (bytelen + 1) & (~1); // round up to even value
4040 outsw( ai->dev->base_addr+DATA0+whichbap,
4041 pu16Src, bytelen>>1 );
4043 outsb( ai->dev->base_addr+DATA0+whichbap, pu16Src, bytelen );
4047 static int PC4500_accessrid(struct airo_info *ai, u16 rid, u16 accmd)
4049 Cmd cmd; /* for issuing commands */
4050 Resp rsp; /* response from commands */
4053 memset(&cmd, 0, sizeof(cmd));
4056 status = issuecommand(ai, &cmd, &rsp);
4057 if (status != 0) return status;
4058 if ( (rsp.status & 0x7F00) != 0) {
4059 return (accmd << 8) + (rsp.rsp0 & 0xFF);
4064 /* Note, that we are using BAP1 which is also used by transmit, so
4065 * we must get a lock. */
4066 static int PC4500_readrid(struct airo_info *ai, u16 rid, void *pBuf, int len, int lock)
4072 if (down_interruptible(&ai->sem))
4075 if (test_bit(FLAG_MPI,&ai->flags)) {
4079 memset(&cmd, 0, sizeof(cmd));
4080 memset(&rsp, 0, sizeof(rsp));
4081 ai->config_desc.rid_desc.valid = 1;
4082 ai->config_desc.rid_desc.len = RIDSIZE;
4083 ai->config_desc.rid_desc.rid = 0;
4084 ai->config_desc.rid_desc.host_addr = ai->ridbus;
4086 cmd.cmd = CMD_ACCESS;
4089 memcpy_toio(ai->config_desc.card_ram_off,
4090 &ai->config_desc.rid_desc, sizeof(Rid));
4092 rc = issuecommand(ai, &cmd, &rsp);
4094 if (rsp.status & 0x7f00)
4097 memcpy(pBuf, ai->config_desc.virtual_host_addr, len);
4100 if ((status = PC4500_accessrid(ai, rid, CMD_ACCESS))!=SUCCESS) {
4104 if (bap_setup(ai, rid, 0, BAP1) != SUCCESS) {
4108 // read the rid length field
4109 bap_read(ai, pBuf, 2, BAP1);
4110 // length for remaining part of rid
4111 len = min(len, (int)le16_to_cpu(*(__le16*)pBuf)) - 2;
4114 airo_print_err(ai->dev->name,
4115 "Rid %x has a length of %d which is too short",
4116 (int)rid, (int)len );
4120 // read remainder of the rid
4121 rc = bap_read(ai, ((__le16*)pBuf)+1, len, BAP1);
4129 /* Note, that we are using BAP1 which is also used by transmit, so
4130 * make sure this isnt called when a transmit is happening */
4131 static int PC4500_writerid(struct airo_info *ai, u16 rid,
4132 const void *pBuf, int len, int lock)
4137 *(__le16*)pBuf = cpu_to_le16((u16)len);
4140 if (down_interruptible(&ai->sem))
4143 if (test_bit(FLAG_MPI,&ai->flags)) {
4147 if (test_bit(FLAG_ENABLED, &ai->flags) && (RID_WEP_TEMP != rid))
4148 airo_print_err(ai->dev->name,
4149 "%s: MAC should be disabled (rid=%04x)",
4151 memset(&cmd, 0, sizeof(cmd));
4152 memset(&rsp, 0, sizeof(rsp));
4154 ai->config_desc.rid_desc.valid = 1;
4155 ai->config_desc.rid_desc.len = *((u16 *)pBuf);
4156 ai->config_desc.rid_desc.rid = 0;
4158 cmd.cmd = CMD_WRITERID;
4161 memcpy_toio(ai->config_desc.card_ram_off,
4162 &ai->config_desc.rid_desc, sizeof(Rid));
4164 if (len < 4 || len > 2047) {
4165 airo_print_err(ai->dev->name, "%s: len=%d", __FUNCTION__, len);
4168 memcpy((char *)ai->config_desc.virtual_host_addr,
4171 rc = issuecommand(ai, &cmd, &rsp);
4172 if ((rc & 0xff00) != 0) {
4173 airo_print_err(ai->dev->name, "%s: Write rid Error %d",
4175 airo_print_err(ai->dev->name, "%s: Cmd=%04x",
4176 __FUNCTION__, cmd.cmd);
4179 if ((rsp.status & 0x7f00))
4183 // --- first access so that we can write the rid data
4184 if ( (status = PC4500_accessrid(ai, rid, CMD_ACCESS)) != 0) {
4188 // --- now write the rid data
4189 if (bap_setup(ai, rid, 0, BAP1) != SUCCESS) {
4193 bap_write(ai, pBuf, len, BAP1);
4194 // ---now commit the rid data
4195 rc = PC4500_accessrid(ai, rid, 0x100|CMD_ACCESS);
4203 /* Allocates a FID to be used for transmitting packets. We only use
4205 static u16 transmit_allocate(struct airo_info *ai, int lenPayload, int raw)
4207 unsigned int loop = 3000;
4213 cmd.cmd = CMD_ALLOCATETX;
4214 cmd.parm0 = lenPayload;
4215 if (down_interruptible(&ai->sem))
4217 if (issuecommand(ai, &cmd, &rsp) != SUCCESS) {
4221 if ( (rsp.status & 0xFF00) != 0) {
4225 /* wait for the allocate event/indication
4226 * It makes me kind of nervous that this can just sit here and spin,
4227 * but in practice it only loops like four times. */
4228 while (((IN4500(ai, EVSTAT) & EV_ALLOC) == 0) && --loop);
4234 // get the allocated fid and acknowledge
4235 txFid = IN4500(ai, TXALLOCFID);
4236 OUT4500(ai, EVACK, EV_ALLOC);
4238 /* The CARD is pretty cool since it converts the ethernet packet
4239 * into 802.11. Also note that we don't release the FID since we
4240 * will be using the same one over and over again. */
4241 /* We only have to setup the control once since we are not
4242 * releasing the fid. */
4244 txControl = cpu_to_le16(TXCTL_TXOK | TXCTL_TXEX | TXCTL_802_11
4245 | TXCTL_ETHERNET | TXCTL_NORELEASE);
4247 txControl = cpu_to_le16(TXCTL_TXOK | TXCTL_TXEX | TXCTL_802_3
4248 | TXCTL_ETHERNET | TXCTL_NORELEASE);
4249 if (bap_setup(ai, txFid, 0x0008, BAP1) != SUCCESS)
4252 bap_write(ai, &txControl, sizeof(txControl), BAP1);
4260 /* In general BAP1 is dedicated to transmiting packets. However,
4261 since we need a BAP when accessing RIDs, we also use BAP1 for that.
4262 Make sure the BAP1 spinlock is held when this is called. */
4263 static int transmit_802_3_packet(struct airo_info *ai, int len, char *pPacket)
4274 if (len <= ETH_ALEN * 2) {
4275 airo_print_warn(ai->dev->name, "Short packet %d", len);
4278 len -= ETH_ALEN * 2;
4280 if (test_bit(FLAG_MIC_CAPABLE, &ai->flags) && ai->micstats.enabled &&
4281 (ntohs(((__be16 *)pPacket)[6]) != 0x888E)) {
4282 if (encapsulate(ai,(etherHead *)pPacket,&pMic,len) != SUCCESS)
4284 miclen = sizeof(pMic);
4286 // packet is destination[6], source[6], payload[len-12]
4287 // write the payload length and dst/src/payload
4288 if (bap_setup(ai, txFid, 0x0036, BAP1) != SUCCESS) return ERROR;
4289 /* The hardware addresses aren't counted as part of the payload, so
4290 * we have to subtract the 12 bytes for the addresses off */
4291 payloadLen = cpu_to_le16(len + miclen);
4292 bap_write(ai, &payloadLen, sizeof(payloadLen),BAP1);
4293 bap_write(ai, (__le16*)pPacket, sizeof(etherHead), BAP1);
4295 bap_write(ai, (__le16*)&pMic, miclen, BAP1);
4296 bap_write(ai, (__le16*)(pPacket + sizeof(etherHead)), len, BAP1);
4297 // issue the transmit command
4298 memset( &cmd, 0, sizeof( cmd ) );
4299 cmd.cmd = CMD_TRANSMIT;
4301 if (issuecommand(ai, &cmd, &rsp) != SUCCESS) return ERROR;
4302 if ( (rsp.status & 0xFF00) != 0) return ERROR;
4306 static int transmit_802_11_packet(struct airo_info *ai, int len, char *pPacket)
4308 __le16 fc, payloadLen;
4312 static u8 tail[(30-10) + 2 + 6] = {[30-10] = 6};
4313 /* padding of header to full size + le16 gaplen (6) + gaplen bytes */
4317 fc = *(__le16*)pPacket;
4318 hdrlen = header_len(fc);
4321 airo_print_warn(ai->dev->name, "Short packet %d", len);
4325 /* packet is 802.11 header + payload
4326 * write the payload length and dst/src/payload */
4327 if (bap_setup(ai, txFid, 6, BAP1) != SUCCESS) return ERROR;
4328 /* The 802.11 header aren't counted as part of the payload, so
4329 * we have to subtract the header bytes off */
4330 payloadLen = cpu_to_le16(len-hdrlen);
4331 bap_write(ai, &payloadLen, sizeof(payloadLen),BAP1);
4332 if (bap_setup(ai, txFid, 0x0014, BAP1) != SUCCESS) return ERROR;
4333 bap_write(ai, (__le16 *)pPacket, hdrlen, BAP1);
4334 bap_write(ai, (__le16 *)(tail + (hdrlen - 10)), 38 - hdrlen, BAP1);
4336 bap_write(ai, (__le16 *)(pPacket + hdrlen), len - hdrlen, BAP1);
4337 // issue the transmit command
4338 memset( &cmd, 0, sizeof( cmd ) );
4339 cmd.cmd = CMD_TRANSMIT;
4341 if (issuecommand(ai, &cmd, &rsp) != SUCCESS) return ERROR;
4342 if ( (rsp.status & 0xFF00) != 0) return ERROR;
4347 * This is the proc_fs routines. It is a bit messier than I would
4348 * like! Feel free to clean it up!
4351 static ssize_t proc_read( struct file *file,
4352 char __user *buffer,
4356 static ssize_t proc_write( struct file *file,
4357 const char __user *buffer,
4360 static int proc_close( struct inode *inode, struct file *file );
4362 static int proc_stats_open( struct inode *inode, struct file *file );
4363 static int proc_statsdelta_open( struct inode *inode, struct file *file );
4364 static int proc_status_open( struct inode *inode, struct file *file );
4365 static int proc_SSID_open( struct inode *inode, struct file *file );
4366 static int proc_APList_open( struct inode *inode, struct file *file );
4367 static int proc_BSSList_open( struct inode *inode, struct file *file );
4368 static int proc_config_open( struct inode *inode, struct file *file );
4369 static int proc_wepkey_open( struct inode *inode, struct file *file );
4371 static const struct file_operations proc_statsdelta_ops = {
4373 .open = proc_statsdelta_open,
4374 .release = proc_close
4377 static const struct file_operations proc_stats_ops = {
4379 .open = proc_stats_open,
4380 .release = proc_close
4383 static const struct file_operations proc_status_ops = {
4385 .open = proc_status_open,
4386 .release = proc_close
4389 static const struct file_operations proc_SSID_ops = {
4391 .write = proc_write,
4392 .open = proc_SSID_open,
4393 .release = proc_close
4396 static const struct file_operations proc_BSSList_ops = {
4398 .write = proc_write,
4399 .open = proc_BSSList_open,
4400 .release = proc_close
4403 static const struct file_operations proc_APList_ops = {
4405 .write = proc_write,
4406 .open = proc_APList_open,
4407 .release = proc_close
4410 static const struct file_operations proc_config_ops = {
4412 .write = proc_write,
4413 .open = proc_config_open,
4414 .release = proc_close
4417 static const struct file_operations proc_wepkey_ops = {
4419 .write = proc_write,
4420 .open = proc_wepkey_open,
4421 .release = proc_close
4424 static struct proc_dir_entry *airo_entry;
4433 void (*on_close) (struct inode *, struct file *);
4437 #define SETPROC_OPS(entry, ops) (entry)->proc_fops = &(ops)
4440 static int setup_proc_entry( struct net_device *dev,
4441 struct airo_info *apriv ) {
4442 struct proc_dir_entry *entry;
4443 /* First setup the device directory */
4444 strcpy(apriv->proc_name,dev->name);
4445 apriv->proc_entry = create_proc_entry(apriv->proc_name,
4448 if (!apriv->proc_entry)
4450 apriv->proc_entry->uid = proc_uid;
4451 apriv->proc_entry->gid = proc_gid;
4452 apriv->proc_entry->owner = THIS_MODULE;
4454 /* Setup the StatsDelta */
4455 entry = create_proc_entry("StatsDelta",
4456 S_IFREG | (S_IRUGO&proc_perm),
4459 goto fail_stats_delta;
4460 entry->uid = proc_uid;
4461 entry->gid = proc_gid;
4463 entry->owner = THIS_MODULE;
4464 SETPROC_OPS(entry, proc_statsdelta_ops);
4466 /* Setup the Stats */
4467 entry = create_proc_entry("Stats",
4468 S_IFREG | (S_IRUGO&proc_perm),
4472 entry->uid = proc_uid;
4473 entry->gid = proc_gid;
4475 entry->owner = THIS_MODULE;
4476 SETPROC_OPS(entry, proc_stats_ops);
4478 /* Setup the Status */
4479 entry = create_proc_entry("Status",
4480 S_IFREG | (S_IRUGO&proc_perm),
4484 entry->uid = proc_uid;
4485 entry->gid = proc_gid;
4487 entry->owner = THIS_MODULE;
4488 SETPROC_OPS(entry, proc_status_ops);
4490 /* Setup the Config */
4491 entry = create_proc_entry("Config",
4492 S_IFREG | proc_perm,
4496 entry->uid = proc_uid;
4497 entry->gid = proc_gid;
4499 entry->owner = THIS_MODULE;
4500 SETPROC_OPS(entry, proc_config_ops);
4502 /* Setup the SSID */
4503 entry = create_proc_entry("SSID",
4504 S_IFREG | proc_perm,
4508 entry->uid = proc_uid;
4509 entry->gid = proc_gid;
4511 entry->owner = THIS_MODULE;
4512 SETPROC_OPS(entry, proc_SSID_ops);
4514 /* Setup the APList */
4515 entry = create_proc_entry("APList",
4516 S_IFREG | proc_perm,
4520 entry->uid = proc_uid;
4521 entry->gid = proc_gid;
4523 entry->owner = THIS_MODULE;
4524 SETPROC_OPS(entry, proc_APList_ops);
4526 /* Setup the BSSList */
4527 entry = create_proc_entry("BSSList",
4528 S_IFREG | proc_perm,
4532 entry->uid = proc_uid;
4533 entry->gid = proc_gid;
4535 entry->owner = THIS_MODULE;
4536 SETPROC_OPS(entry, proc_BSSList_ops);
4538 /* Setup the WepKey */
4539 entry = create_proc_entry("WepKey",
4540 S_IFREG | proc_perm,
4544 entry->uid = proc_uid;
4545 entry->gid = proc_gid;
4547 entry->owner = THIS_MODULE;
4548 SETPROC_OPS(entry, proc_wepkey_ops);
4553 remove_proc_entry("BSSList", apriv->proc_entry);
4555 remove_proc_entry("APList", apriv->proc_entry);
4557 remove_proc_entry("SSID", apriv->proc_entry);
4559 remove_proc_entry("Config", apriv->proc_entry);
4561 remove_proc_entry("Status", apriv->proc_entry);
4563 remove_proc_entry("Stats", apriv->proc_entry);
4565 remove_proc_entry("StatsDelta", apriv->proc_entry);
4567 remove_proc_entry(apriv->proc_name, airo_entry);
4572 static int takedown_proc_entry( struct net_device *dev,
4573 struct airo_info *apriv ) {
4574 if ( !apriv->proc_entry->namelen ) return 0;
4575 remove_proc_entry("Stats",apriv->proc_entry);
4576 remove_proc_entry("StatsDelta",apriv->proc_entry);
4577 remove_proc_entry("Status",apriv->proc_entry);
4578 remove_proc_entry("Config",apriv->proc_entry);
4579 remove_proc_entry("SSID",apriv->proc_entry);
4580 remove_proc_entry("APList",apriv->proc_entry);
4581 remove_proc_entry("BSSList",apriv->proc_entry);
4582 remove_proc_entry("WepKey",apriv->proc_entry);
4583 remove_proc_entry(apriv->proc_name,airo_entry);
4588 * What we want from the proc_fs is to be able to efficiently read
4589 * and write the configuration. To do this, we want to read the
4590 * configuration when the file is opened and write it when the file is
4591 * closed. So basically we allocate a read buffer at open and fill it
4592 * with data, and allocate a write buffer and read it at close.
4596 * The read routine is generic, it relies on the preallocated rbuffer
4597 * to supply the data.
4599 static ssize_t proc_read( struct file *file,
4600 char __user *buffer,
4604 loff_t pos = *offset;
4605 struct proc_data *priv = (struct proc_data*)file->private_data;
4612 if (pos >= priv->readlen)
4614 if (len > priv->readlen - pos)
4615 len = priv->readlen - pos;
4616 if (copy_to_user(buffer, priv->rbuffer + pos, len))
4618 *offset = pos + len;
4623 * The write routine is generic, it fills in a preallocated rbuffer
4624 * to supply the data.
4626 static ssize_t proc_write( struct file *file,
4627 const char __user *buffer,
4631 loff_t pos = *offset;
4632 struct proc_data *priv = (struct proc_data*)file->private_data;
4639 if (pos >= priv->maxwritelen)
4641 if (len > priv->maxwritelen - pos)
4642 len = priv->maxwritelen - pos;
4643 if (copy_from_user(priv->wbuffer + pos, buffer, len))
4645 if ( pos + len > priv->writelen )
4646 priv->writelen = len + file->f_pos;
4647 *offset = pos + len;
4651 static int proc_status_open(struct inode *inode, struct file *file)
4653 struct proc_data *data;
4654 struct proc_dir_entry *dp = PDE(inode);
4655 struct net_device *dev = dp->data;
4656 struct airo_info *apriv = dev->priv;
4657 CapabilityRid cap_rid;
4658 StatusRid status_rid;
4662 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
4664 data = (struct proc_data *)file->private_data;
4665 if ((data->rbuffer = kmalloc( 2048, GFP_KERNEL )) == NULL) {
4666 kfree (file->private_data);
4670 readStatusRid(apriv, &status_rid, 1);
4671 readCapabilityRid(apriv, &cap_rid, 1);
4673 mode = le16_to_cpu(status_rid.mode);
4675 i = sprintf(data->rbuffer, "Status: %s%s%s%s%s%s%s%s%s\n",
4676 mode & 1 ? "CFG ": "",
4677 mode & 2 ? "ACT ": "",
4678 mode & 0x10 ? "SYN ": "",
4679 mode & 0x20 ? "LNK ": "",
4680 mode & 0x40 ? "LEAP ": "",
4681 mode & 0x80 ? "PRIV ": "",
4682 mode & 0x100 ? "KEY ": "",
4683 mode & 0x200 ? "WEP ": "",
4684 mode & 0x8000 ? "ERR ": "");
4685 sprintf( data->rbuffer+i, "Mode: %x\n"
4686 "Signal Strength: %d\n"
4687 "Signal Quality: %d\n"
4692 "Driver Version: %s\n"
4693 "Device: %s\nManufacturer: %s\nFirmware Version: %s\n"
4694 "Radio type: %x\nCountry: %x\nHardware Version: %x\n"
4695 "Software Version: %x\nSoftware Subversion: %x\n"
4696 "Boot block version: %x\n",
4697 le16_to_cpu(status_rid.mode),
4698 le16_to_cpu(status_rid.normalizedSignalStrength),
4699 le16_to_cpu(status_rid.signalQuality),
4700 le16_to_cpu(status_rid.SSIDlen),
4703 le16_to_cpu(status_rid.channel),
4704 le16_to_cpu(status_rid.currentXmitRate) / 2,
4709 le16_to_cpu(cap_rid.radioType),
4710 le16_to_cpu(cap_rid.country),
4711 le16_to_cpu(cap_rid.hardVer),
4712 le16_to_cpu(cap_rid.softVer),
4713 le16_to_cpu(cap_rid.softSubVer),
4714 le16_to_cpu(cap_rid.bootBlockVer));
4715 data->readlen = strlen( data->rbuffer );
4719 static int proc_stats_rid_open(struct inode*, struct file*, u16);
4720 static int proc_statsdelta_open( struct inode *inode,
4721 struct file *file ) {
4722 if (file->f_mode&FMODE_WRITE) {
4723 return proc_stats_rid_open(inode, file, RID_STATSDELTACLEAR);
4725 return proc_stats_rid_open(inode, file, RID_STATSDELTA);
4728 static int proc_stats_open( struct inode *inode, struct file *file ) {
4729 return proc_stats_rid_open(inode, file, RID_STATS);
4732 static int proc_stats_rid_open( struct inode *inode,
4736 struct proc_data *data;
4737 struct proc_dir_entry *dp = PDE(inode);
4738 struct net_device *dev = dp->data;
4739 struct airo_info *apriv = dev->priv;
4742 __le32 *vals = stats.vals;
4743 int len = le16_to_cpu(stats.len);
4745 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
4747 data = (struct proc_data *)file->private_data;
4748 if ((data->rbuffer = kmalloc( 4096, GFP_KERNEL )) == NULL) {
4749 kfree (file->private_data);
4753 readStatsRid(apriv, &stats, rid, 1);
4756 for(i=0; statsLabels[i]!=(char *)-1 && i*4<len; i++) {
4757 if (!statsLabels[i]) continue;
4758 if (j+strlen(statsLabels[i])+16>4096) {
4759 airo_print_warn(apriv->dev->name,
4760 "Potentially disasterous buffer overflow averted!");
4763 j+=sprintf(data->rbuffer+j, "%s: %u\n", statsLabels[i],
4764 le32_to_cpu(vals[i]));
4767 airo_print_warn(apriv->dev->name, "Got a short rid");
4773 static int get_dec_u16( char *buffer, int *start, int limit ) {
4776 for( value = 0; buffer[*start] >= '0' &&
4777 buffer[*start] <= '9' &&
4778 *start < limit; (*start)++ ) {
4781 value += buffer[*start] - '0';
4783 if ( !valid ) return -1;
4787 static int airo_config_commit(struct net_device *dev,
4788 struct iw_request_info *info, void *zwrq,
4791 static void proc_config_on_close( struct inode *inode, struct file *file ) {
4792 struct proc_data *data = file->private_data;
4793 struct proc_dir_entry *dp = PDE(inode);
4794 struct net_device *dev = dp->data;
4795 struct airo_info *ai = dev->priv;
4798 if ( !data->writelen ) return;
4800 readConfigRid(ai, 1);
4801 set_bit (FLAG_COMMIT, &ai->flags);
4803 line = data->wbuffer;
4805 /*** Mode processing */
4806 if ( !strncmp( line, "Mode: ", 6 ) ) {
4808 if ((ai->config.rmode & 0xff) >= RXMODE_RFMON)
4809 set_bit (FLAG_RESET, &ai->flags);
4810 ai->config.rmode &= 0xfe00;
4811 clear_bit (FLAG_802_11, &ai->flags);
4812 ai->config.opmode &= 0xFF00;
4813 ai->config.scanMode = SCANMODE_ACTIVE;
4814 if ( line[0] == 'a' ) {
4815 ai->config.opmode |= 0;
4817 ai->config.opmode |= 1;
4818 if ( line[0] == 'r' ) {
4819 ai->config.rmode |= RXMODE_RFMON | RXMODE_DISABLE_802_3_HEADER;
4820 ai->config.scanMode = SCANMODE_PASSIVE;
4821 set_bit (FLAG_802_11, &ai->flags);
4822 } else if ( line[0] == 'y' ) {
4823 ai->config.rmode |= RXMODE_RFMON_ANYBSS | RXMODE_DISABLE_802_3_HEADER;
4824 ai->config.scanMode = SCANMODE_PASSIVE;
4825 set_bit (FLAG_802_11, &ai->flags);
4826 } else if ( line[0] == 'l' )
4827 ai->config.rmode |= RXMODE_LANMON;
4829 set_bit (FLAG_COMMIT, &ai->flags);
4832 /*** Radio status */
4833 else if (!strncmp(line,"Radio: ", 7)) {
4835 if (!strncmp(line,"off",3)) {
4836 set_bit (FLAG_RADIO_OFF, &ai->flags);
4838 clear_bit (FLAG_RADIO_OFF, &ai->flags);
4841 /*** NodeName processing */
4842 else if ( !strncmp( line, "NodeName: ", 10 ) ) {
4846 memset( ai->config.nodeName, 0, 16 );
4847 /* Do the name, assume a space between the mode and node name */
4848 for( j = 0; j < 16 && line[j] != '\n'; j++ ) {
4849 ai->config.nodeName[j] = line[j];
4851 set_bit (FLAG_COMMIT, &ai->flags);
4854 /*** PowerMode processing */
4855 else if ( !strncmp( line, "PowerMode: ", 11 ) ) {
4857 if ( !strncmp( line, "PSPCAM", 6 ) ) {
4858 ai->config.powerSaveMode = POWERSAVE_PSPCAM;
4859 set_bit (FLAG_COMMIT, &ai->flags);
4860 } else if ( !strncmp( line, "PSP", 3 ) ) {
4861 ai->config.powerSaveMode = POWERSAVE_PSP;
4862 set_bit (FLAG_COMMIT, &ai->flags);
4864 ai->config.powerSaveMode = POWERSAVE_CAM;
4865 set_bit (FLAG_COMMIT, &ai->flags);
4867 } else if ( !strncmp( line, "DataRates: ", 11 ) ) {
4868 int v, i = 0, k = 0; /* i is index into line,
4869 k is index to rates */
4872 while((v = get_dec_u16(line, &i, 3))!=-1) {
4873 ai->config.rates[k++] = (u8)v;
4877 set_bit (FLAG_COMMIT, &ai->flags);
4878 } else if ( !strncmp( line, "Channel: ", 9 ) ) {
4881 v = get_dec_u16(line, &i, i+3);
4883 ai->config.channelSet = (u16)v;
4884 set_bit (FLAG_COMMIT, &ai->flags);
4886 } else if ( !strncmp( line, "XmitPower: ", 11 ) ) {
4889 v = get_dec_u16(line, &i, i+3);
4891 ai->config.txPower = (u16)v;
4892 set_bit (FLAG_COMMIT, &ai->flags);
4894 } else if ( !strncmp( line, "WEP: ", 5 ) ) {
4898 ai->config.authType = (u16)AUTH_SHAREDKEY;
4901 ai->config.authType = (u16)AUTH_ENCRYPT;
4904 ai->config.authType = (u16)AUTH_OPEN;
4907 set_bit (FLAG_COMMIT, &ai->flags);
4908 } else if ( !strncmp( line, "LongRetryLimit: ", 16 ) ) {
4912 v = get_dec_u16(line, &i, 3);
4913 v = (v<0) ? 0 : ((v>255) ? 255 : v);
4914 ai->config.longRetryLimit = (u16)v;
4915 set_bit (FLAG_COMMIT, &ai->flags);
4916 } else if ( !strncmp( line, "ShortRetryLimit: ", 17 ) ) {
4920 v = get_dec_u16(line, &i, 3);
4921 v = (v<0) ? 0 : ((v>255) ? 255 : v);
4922 ai->config.shortRetryLimit = (u16)v;
4923 set_bit (FLAG_COMMIT, &ai->flags);
4924 } else if ( !strncmp( line, "RTSThreshold: ", 14 ) ) {
4928 v = get_dec_u16(line, &i, 4);
4929 v = (v<0) ? 0 : ((v>AIRO_DEF_MTU) ? AIRO_DEF_MTU : v);
4930 ai->config.rtsThres = (u16)v;
4931 set_bit (FLAG_COMMIT, &ai->flags);
4932 } else if ( !strncmp( line, "TXMSDULifetime: ", 16 ) ) {
4936 v = get_dec_u16(line, &i, 5);
4938 ai->config.txLifetime = (u16)v;
4939 set_bit (FLAG_COMMIT, &ai->flags);
4940 } else if ( !strncmp( line, "RXMSDULifetime: ", 16 ) ) {
4944 v = get_dec_u16(line, &i, 5);
4946 ai->config.rxLifetime = (u16)v;
4947 set_bit (FLAG_COMMIT, &ai->flags);
4948 } else if ( !strncmp( line, "TXDiversity: ", 13 ) ) {
4949 ai->config.txDiversity =
4950 (line[13]=='l') ? 1 :
4951 ((line[13]=='r')? 2: 3);
4952 set_bit (FLAG_COMMIT, &ai->flags);
4953 } else if ( !strncmp( line, "RXDiversity: ", 13 ) ) {
4954 ai->config.rxDiversity =
4955 (line[13]=='l') ? 1 :
4956 ((line[13]=='r')? 2: 3);
4957 set_bit (FLAG_COMMIT, &ai->flags);
4958 } else if ( !strncmp( line, "FragThreshold: ", 15 ) ) {
4962 v = get_dec_u16(line, &i, 4);
4963 v = (v<256) ? 256 : ((v>AIRO_DEF_MTU) ? AIRO_DEF_MTU : v);
4964 v = v & 0xfffe; /* Make sure its even */
4965 ai->config.fragThresh = (u16)v;
4966 set_bit (FLAG_COMMIT, &ai->flags);
4967 } else if (!strncmp(line, "Modulation: ", 12)) {
4970 case 'd': ai->config.modulation=MOD_DEFAULT; set_bit(FLAG_COMMIT, &ai->flags); break;
4971 case 'c': ai->config.modulation=MOD_CCK; set_bit(FLAG_COMMIT, &ai->flags); break;
4972 case 'm': ai->config.modulation=MOD_MOK; set_bit(FLAG_COMMIT, &ai->flags); break;
4973 default: airo_print_warn(ai->dev->name, "Unknown modulation");
4975 } else if (!strncmp(line, "Preamble: ", 10)) {
4978 case 'a': ai->config.preamble=PREAMBLE_AUTO; set_bit(FLAG_COMMIT, &ai->flags); break;
4979 case 'l': ai->config.preamble=PREAMBLE_LONG; set_bit(FLAG_COMMIT, &ai->flags); break;
4980 case 's': ai->config.preamble=PREAMBLE_SHORT; set_bit(FLAG_COMMIT, &ai->flags); break;
4981 default: airo_print_warn(ai->dev->name, "Unknown preamble");
4984 airo_print_warn(ai->dev->name, "Couldn't figure out %s", line);
4986 while( line[0] && line[0] != '\n' ) line++;
4987 if ( line[0] ) line++;
4989 airo_config_commit(dev, NULL, NULL, NULL);
4992 static char *get_rmode(u16 mode) {
4994 case RXMODE_RFMON: return "rfmon";
4995 case RXMODE_RFMON_ANYBSS: return "yna (any) bss rfmon";
4996 case RXMODE_LANMON: return "lanmon";
5001 static int proc_config_open( struct inode *inode, struct file *file ) {
5002 struct proc_data *data;
5003 struct proc_dir_entry *dp = PDE(inode);
5004 struct net_device *dev = dp->data;
5005 struct airo_info *ai = dev->priv;
5008 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
5010 data = (struct proc_data *)file->private_data;
5011 if ((data->rbuffer = kmalloc( 2048, GFP_KERNEL )) == NULL) {
5012 kfree (file->private_data);
5015 if ((data->wbuffer = kzalloc( 2048, GFP_KERNEL )) == NULL) {
5016 kfree (data->rbuffer);
5017 kfree (file->private_data);
5020 data->maxwritelen = 2048;
5021 data->on_close = proc_config_on_close;
5023 readConfigRid(ai, 1);
5025 i = sprintf( data->rbuffer,
5030 "DataRates: %d %d %d %d %d %d %d %d\n"
5033 (ai->config.opmode & 0xFF) == 0 ? "adhoc" :
5034 (ai->config.opmode & 0xFF) == 1 ? get_rmode(ai->config.rmode):
5035 (ai->config.opmode & 0xFF) == 2 ? "AP" :
5036 (ai->config.opmode & 0xFF) == 3 ? "AP RPTR" : "Error",
5037 test_bit(FLAG_RADIO_OFF, &ai->flags) ? "off" : "on",
5038 ai->config.nodeName,
5039 ai->config.powerSaveMode == 0 ? "CAM" :
5040 ai->config.powerSaveMode == 1 ? "PSP" :
5041 ai->config.powerSaveMode == 2 ? "PSPCAM" : "Error",
5042 (int)ai->config.rates[0],
5043 (int)ai->config.rates[1],
5044 (int)ai->config.rates[2],
5045 (int)ai->config.rates[3],
5046 (int)ai->config.rates[4],
5047 (int)ai->config.rates[5],
5048 (int)ai->config.rates[6],
5049 (int)ai->config.rates[7],
5050 (int)ai->config.channelSet,
5051 (int)ai->config.txPower
5053 sprintf( data->rbuffer + i,
5054 "LongRetryLimit: %d\n"
5055 "ShortRetryLimit: %d\n"
5056 "RTSThreshold: %d\n"
5057 "TXMSDULifetime: %d\n"
5058 "RXMSDULifetime: %d\n"
5061 "FragThreshold: %d\n"
5065 (int)ai->config.longRetryLimit,
5066 (int)ai->config.shortRetryLimit,
5067 (int)ai->config.rtsThres,
5068 (int)ai->config.txLifetime,
5069 (int)ai->config.rxLifetime,
5070 ai->config.txDiversity == 1 ? "left" :
5071 ai->config.txDiversity == 2 ? "right" : "both",
5072 ai->config.rxDiversity == 1 ? "left" :
5073 ai->config.rxDiversity == 2 ? "right" : "both",
5074 (int)ai->config.fragThresh,
5075 ai->config.authType == AUTH_ENCRYPT ? "encrypt" :
5076 ai->config.authType == AUTH_SHAREDKEY ? "shared" : "open",
5077 ai->config.modulation == 0 ? "default" :
5078 ai->config.modulation == MOD_CCK ? "cck" :
5079 ai->config.modulation == MOD_MOK ? "mok" : "error",
5080 ai->config.preamble == PREAMBLE_AUTO ? "auto" :
5081 ai->config.preamble == PREAMBLE_LONG ? "long" :
5082 ai->config.preamble == PREAMBLE_SHORT ? "short" : "error"
5084 data->readlen = strlen( data->rbuffer );
5088 static void proc_SSID_on_close(struct inode *inode, struct file *file)
5090 struct proc_data *data = (struct proc_data *)file->private_data;
5091 struct proc_dir_entry *dp = PDE(inode);
5092 struct net_device *dev = dp->data;
5093 struct airo_info *ai = dev->priv;
5096 char *p = data->wbuffer;
5097 char *end = p + data->writelen;
5099 if (!data->writelen)
5102 *end = '\n'; /* sentinel; we have space for it */
5104 memset(&SSID_rid, 0, sizeof(SSID_rid));
5106 for (i = 0; i < 3 && p < end; i++) {
5108 /* copy up to 32 characters from this line */
5109 while (*p != '\n' && j < 32)
5110 SSID_rid.ssids[i].ssid[j++] = *p++;
5113 SSID_rid.ssids[i].len = cpu_to_le16(j);
5114 /* skip to the beginning of the next line */
5115 while (*p++ != '\n')
5119 SSID_rid.len = cpu_to_le16(sizeof(SSID_rid));
5121 writeSsidRid(ai, &SSID_rid, 1);
5125 static inline u8 hexVal(char c) {
5126 if (c>='0' && c<='9') return c -= '0';
5127 if (c>='a' && c<='f') return c -= 'a'-10;
5128 if (c>='A' && c<='F') return c -= 'A'-10;
5132 static void proc_APList_on_close( struct inode *inode, struct file *file ) {
5133 struct proc_data *data = (struct proc_data *)file->private_data;
5134 struct proc_dir_entry *dp = PDE(inode);
5135 struct net_device *dev = dp->data;
5136 struct airo_info *ai = dev->priv;
5137 APListRid APList_rid;
5140 if ( !data->writelen ) return;
5142 memset( &APList_rid, 0, sizeof(APList_rid) );
5143 APList_rid.len = cpu_to_le16(sizeof(APList_rid));
5145 for( i = 0; i < 4 && data->writelen >= (i+1)*6*3; i++ ) {
5147 for( j = 0; j < 6*3 && data->wbuffer[j+i*6*3]; j++ ) {
5150 APList_rid.ap[i][j/3]=
5151 hexVal(data->wbuffer[j+i*6*3])<<4;
5154 APList_rid.ap[i][j/3]|=
5155 hexVal(data->wbuffer[j+i*6*3]);
5161 writeAPListRid(ai, &APList_rid, 1);
5165 /* This function wraps PC4500_writerid with a MAC disable */
5166 static int do_writerid( struct airo_info *ai, u16 rid, const void *rid_data,
5167 int len, int dummy ) {
5171 rc = PC4500_writerid(ai, rid, rid_data, len, 1);
5176 /* Returns the length of the key at the index. If index == 0xffff
5177 * the index of the transmit key is returned. If the key doesn't exist,
5178 * -1 will be returned.
5180 static int get_wep_key(struct airo_info *ai, u16 index) {
5185 rc = readWepKeyRid(ai, &wkr, 1, 1);
5186 if (rc == SUCCESS) do {
5187 lastindex = wkr.kindex;
5188 if (wkr.kindex == cpu_to_le16(index)) {
5189 if (index == 0xffff) {
5192 return le16_to_cpu(wkr.klen);
5194 readWepKeyRid(ai, &wkr, 0, 1);
5195 } while (lastindex != wkr.kindex);
5199 static int set_wep_key(struct airo_info *ai, u16 index,
5200 const char *key, u16 keylen, int perm, int lock )
5202 static const unsigned char macaddr[ETH_ALEN] = { 0x01, 0, 0, 0, 0, 0 };
5205 memset(&wkr, 0, sizeof(wkr));
5207 // We are selecting which key to use
5208 wkr.len = cpu_to_le16(sizeof(wkr));
5209 wkr.kindex = cpu_to_le16(0xffff);
5210 wkr.mac[0] = (char)index;
5211 if (perm) ai->defindex = (char)index;
5213 // We are actually setting the key
5214 wkr.len = cpu_to_le16(sizeof(wkr));
5215 wkr.kindex = cpu_to_le16(index);
5216 wkr.klen = cpu_to_le16(keylen);
5217 memcpy( wkr.key, key, keylen );
5218 memcpy( wkr.mac, macaddr, ETH_ALEN );
5221 if (perm) disable_MAC(ai, lock);
5222 writeWepKeyRid(ai, &wkr, perm, lock);
5223 if (perm) enable_MAC(ai, lock);
5227 static void proc_wepkey_on_close( struct inode *inode, struct file *file ) {
5228 struct proc_data *data;
5229 struct proc_dir_entry *dp = PDE(inode);
5230 struct net_device *dev = dp->data;
5231 struct airo_info *ai = dev->priv;
5237 memset(key, 0, sizeof(key));
5239 data = (struct proc_data *)file->private_data;
5240 if ( !data->writelen ) return;
5242 if (data->wbuffer[0] >= '0' && data->wbuffer[0] <= '3' &&
5243 (data->wbuffer[1] == ' ' || data->wbuffer[1] == '\n')) {
5244 index = data->wbuffer[0] - '0';
5245 if (data->wbuffer[1] == '\n') {
5246 set_wep_key(ai, index, NULL, 0, 1, 1);
5251 airo_print_err(ai->dev->name, "WepKey passed invalid key index");
5255 for( i = 0; i < 16*3 && data->wbuffer[i+j]; i++ ) {
5258 key[i/3] = hexVal(data->wbuffer[i+j])<<4;
5261 key[i/3] |= hexVal(data->wbuffer[i+j]);
5265 set_wep_key(ai, index, key, i/3, 1, 1);
5268 static int proc_wepkey_open( struct inode *inode, struct file *file )
5270 struct proc_data *data;
5271 struct proc_dir_entry *dp = PDE(inode);
5272 struct net_device *dev = dp->data;
5273 struct airo_info *ai = dev->priv;
5280 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
5282 memset(&wkr, 0, sizeof(wkr));
5283 data = (struct proc_data *)file->private_data;
5284 if ((data->rbuffer = kzalloc( 180, GFP_KERNEL )) == NULL) {
5285 kfree (file->private_data);
5289 data->maxwritelen = 80;
5290 if ((data->wbuffer = kzalloc( 80, GFP_KERNEL )) == NULL) {
5291 kfree (data->rbuffer);
5292 kfree (file->private_data);
5295 data->on_close = proc_wepkey_on_close;
5297 ptr = data->rbuffer;
5298 strcpy(ptr, "No wep keys\n");
5299 rc = readWepKeyRid(ai, &wkr, 1, 1);
5300 if (rc == SUCCESS) do {
5301 lastindex = wkr.kindex;
5302 if (wkr.kindex == cpu_to_le16(0xffff)) {
5303 j += sprintf(ptr+j, "Tx key = %d\n",
5306 j += sprintf(ptr+j, "Key %d set with length = %d\n",
5307 le16_to_cpu(wkr.kindex),
5308 le16_to_cpu(wkr.klen));
5310 readWepKeyRid(ai, &wkr, 0, 1);
5311 } while((lastindex != wkr.kindex) && (j < 180-30));
5313 data->readlen = strlen( data->rbuffer );
5317 static int proc_SSID_open(struct inode *inode, struct file *file)
5319 struct proc_data *data;
5320 struct proc_dir_entry *dp = PDE(inode);
5321 struct net_device *dev = dp->data;
5322 struct airo_info *ai = dev->priv;
5327 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
5329 data = (struct proc_data *)file->private_data;
5330 if ((data->rbuffer = kmalloc( 104, GFP_KERNEL )) == NULL) {
5331 kfree (file->private_data);
5335 data->maxwritelen = 33*3;
5336 /* allocate maxwritelen + 1; we'll want a sentinel */
5337 if ((data->wbuffer = kzalloc(33*3 + 1, GFP_KERNEL)) == NULL) {
5338 kfree (data->rbuffer);
5339 kfree (file->private_data);
5342 data->on_close = proc_SSID_on_close;
5344 readSsidRid(ai, &SSID_rid);
5345 ptr = data->rbuffer;
5346 for (i = 0; i < 3; i++) {
5348 size_t len = le16_to_cpu(SSID_rid.ssids[i].len);
5353 for (j = 0; j < len && SSID_rid.ssids[i].ssid[j]; j++)
5354 *ptr++ = SSID_rid.ssids[i].ssid[j];
5358 data->readlen = strlen( data->rbuffer );
5362 static int proc_APList_open( struct inode *inode, struct file *file ) {
5363 struct proc_data *data;
5364 struct proc_dir_entry *dp = PDE(inode);
5365 struct net_device *dev = dp->data;
5366 struct airo_info *ai = dev->priv;
5369 APListRid APList_rid;
5370 DECLARE_MAC_BUF(mac);
5372 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
5374 data = (struct proc_data *)file->private_data;
5375 if ((data->rbuffer = kmalloc( 104, GFP_KERNEL )) == NULL) {
5376 kfree (file->private_data);
5380 data->maxwritelen = 4*6*3;
5381 if ((data->wbuffer = kzalloc( data->maxwritelen, GFP_KERNEL )) == NULL) {
5382 kfree (data->rbuffer);
5383 kfree (file->private_data);
5386 data->on_close = proc_APList_on_close;
5388 readAPListRid(ai, &APList_rid);
5389 ptr = data->rbuffer;
5390 for( i = 0; i < 4; i++ ) {
5391 // We end when we find a zero MAC
5392 if ( !*(int*)APList_rid.ap[i] &&
5393 !*(int*)&APList_rid.ap[i][2]) break;
5394 ptr += sprintf(ptr, "%s\n",
5395 print_mac(mac, APList_rid.ap[i]));
5397 if (i==0) ptr += sprintf(ptr, "Not using specific APs\n");
5400 data->readlen = strlen( data->rbuffer );
5404 static int proc_BSSList_open( struct inode *inode, struct file *file ) {
5405 struct proc_data *data;
5406 struct proc_dir_entry *dp = PDE(inode);
5407 struct net_device *dev = dp->data;
5408 struct airo_info *ai = dev->priv;
5410 BSSListRid BSSList_rid;
5412 /* If doLoseSync is not 1, we won't do a Lose Sync */
5413 int doLoseSync = -1;
5414 DECLARE_MAC_BUF(mac);
5416 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
5418 data = (struct proc_data *)file->private_data;
5419 if ((data->rbuffer = kmalloc( 1024, GFP_KERNEL )) == NULL) {
5420 kfree (file->private_data);
5424 data->maxwritelen = 0;
5425 data->wbuffer = NULL;
5426 data->on_close = NULL;
5428 if (file->f_mode & FMODE_WRITE) {
5429 if (!(file->f_mode & FMODE_READ)) {
5433 if (ai->flags & FLAG_RADIO_MASK) return -ENETDOWN;
5434 memset(&cmd, 0, sizeof(cmd));
5435 cmd.cmd=CMD_LISTBSS;
5436 if (down_interruptible(&ai->sem))
5437 return -ERESTARTSYS;
5438 issuecommand(ai, &cmd, &rsp);
5445 ptr = data->rbuffer;
5446 /* There is a race condition here if there are concurrent opens.
5447 Since it is a rare condition, we'll just live with it, otherwise
5448 we have to add a spin lock... */
5449 rc = readBSSListRid(ai, doLoseSync, &BSSList_rid);
5450 while(rc == 0 && BSSList_rid.index != cpu_to_le16(0xffff)) {
5451 ptr += sprintf(ptr, "%s %*s rssi = %d",
5452 print_mac(mac, BSSList_rid.bssid),
5453 (int)BSSList_rid.ssidLen,
5455 le16_to_cpu(BSSList_rid.dBm));
5456 ptr += sprintf(ptr, " channel = %d %s %s %s %s\n",
5457 le16_to_cpu(BSSList_rid.dsChannel),
5458 BSSList_rid.cap & CAP_ESS ? "ESS" : "",
5459 BSSList_rid.cap & CAP_IBSS ? "adhoc" : "",
5460 BSSList_rid.cap & CAP_PRIVACY ? "wep" : "",
5461 BSSList_rid.cap & CAP_SHORTHDR ? "shorthdr" : "");
5462 rc = readBSSListRid(ai, 0, &BSSList_rid);
5465 data->readlen = strlen( data->rbuffer );
5469 static int proc_close( struct inode *inode, struct file *file )
5471 struct proc_data *data = file->private_data;
5473 if (data->on_close != NULL)
5474 data->on_close(inode, file);
5475 kfree(data->rbuffer);
5476 kfree(data->wbuffer);
5481 /* Since the card doesn't automatically switch to the right WEP mode,
5482 we will make it do it. If the card isn't associated, every secs we
5483 will switch WEP modes to see if that will help. If the card is
5484 associated we will check every minute to see if anything has
5486 static void timer_func( struct net_device *dev ) {
5487 struct airo_info *apriv = dev->priv;
5489 /* We don't have a link so try changing the authtype */
5490 readConfigRid(apriv, 0);
5491 disable_MAC(apriv, 0);
5492 switch(apriv->config.authType) {
5494 /* So drop to OPEN */
5495 apriv->config.authType = AUTH_OPEN;
5497 case AUTH_SHAREDKEY:
5498 if (apriv->keyindex < auto_wep) {
5499 set_wep_key(apriv, apriv->keyindex, NULL, 0, 0, 0);
5500 apriv->config.authType = AUTH_SHAREDKEY;
5503 /* Drop to ENCRYPT */
5504 apriv->keyindex = 0;
5505 set_wep_key(apriv, apriv->defindex, NULL, 0, 0, 0);
5506 apriv->config.authType = AUTH_ENCRYPT;
5509 default: /* We'll escalate to SHAREDKEY */
5510 apriv->config.authType = AUTH_SHAREDKEY;
5512 set_bit (FLAG_COMMIT, &apriv->flags);
5513 writeConfigRid(apriv, 0);
5514 enable_MAC(apriv, 0);
5517 /* Schedule check to see if the change worked */
5518 clear_bit(JOB_AUTOWEP, &apriv->jobs);
5519 apriv->expires = RUN_AT(HZ*3);
5523 static int __devinit airo_pci_probe(struct pci_dev *pdev,
5524 const struct pci_device_id *pent)
5526 struct net_device *dev;
5528 if (pci_enable_device(pdev))
5530 pci_set_master(pdev);
5532 if (pdev->device == 0x5000 || pdev->device == 0xa504)
5533 dev = _init_airo_card(pdev->irq, pdev->resource[0].start, 0, pdev, &pdev->dev);
5535 dev = _init_airo_card(pdev->irq, pdev->resource[2].start, 0, pdev, &pdev->dev);
5537 pci_disable_device(pdev);
5541 pci_set_drvdata(pdev, dev);
5545 static void __devexit airo_pci_remove(struct pci_dev *pdev)
5547 struct net_device *dev = pci_get_drvdata(pdev);
5549 airo_print_info(dev->name, "Unregistering...");
5550 stop_airo_card(dev, 1);
5551 pci_disable_device(pdev);
5552 pci_set_drvdata(pdev, NULL);
5555 static int airo_pci_suspend(struct pci_dev *pdev, pm_message_t state)
5557 struct net_device *dev = pci_get_drvdata(pdev);
5558 struct airo_info *ai = dev->priv;
5562 if ((ai->APList == NULL) &&
5563 (ai->APList = kmalloc(sizeof(APListRid), GFP_KERNEL)) == NULL)
5565 if ((ai->SSID == NULL) &&
5566 (ai->SSID = kmalloc(sizeof(SsidRid), GFP_KERNEL)) == NULL)
5568 readAPListRid(ai, ai->APList);
5569 readSsidRid(ai, ai->SSID);
5570 memset(&cmd, 0, sizeof(cmd));
5571 /* the lock will be released at the end of the resume callback */
5572 if (down_interruptible(&ai->sem))
5575 netif_device_detach(dev);
5578 issuecommand(ai, &cmd, &rsp);
5580 pci_enable_wake(pdev, pci_choose_state(pdev, state), 1);
5581 pci_save_state(pdev);
5582 return pci_set_power_state(pdev, pci_choose_state(pdev, state));
5585 static int airo_pci_resume(struct pci_dev *pdev)
5587 struct net_device *dev = pci_get_drvdata(pdev);
5588 struct airo_info *ai = dev->priv;
5589 pci_power_t prev_state = pdev->current_state;
5591 pci_set_power_state(pdev, PCI_D0);
5592 pci_restore_state(pdev);
5593 pci_enable_wake(pdev, PCI_D0, 0);
5595 if (prev_state != PCI_D1) {
5597 mpi_init_descriptors(ai);
5598 setup_card(ai, dev->dev_addr, 0);
5599 clear_bit(FLAG_RADIO_OFF, &ai->flags);
5600 clear_bit(FLAG_PENDING_XMIT, &ai->flags);
5602 OUT4500(ai, EVACK, EV_AWAKEN);
5603 OUT4500(ai, EVACK, EV_AWAKEN);
5607 set_bit (FLAG_COMMIT, &ai->flags);
5611 writeSsidRid(ai, ai->SSID, 0);
5616 writeAPListRid(ai, ai->APList, 0);
5620 writeConfigRid(ai, 0);
5622 ai->power = PMSG_ON;
5623 netif_device_attach(dev);
5624 netif_wake_queue(dev);
5625 enable_interrupts(ai);
5631 static int __init airo_init_module( void )
5635 int have_isa_dev = 0;
5638 airo_entry = create_proc_entry("aironet",
5639 S_IFDIR | airo_perm,
5643 airo_entry->uid = proc_uid;
5644 airo_entry->gid = proc_gid;
5647 for( i = 0; i < 4 && io[i] && irq[i]; i++ ) {
5648 airo_print_info("", "Trying to configure ISA adapter at irq=%d "
5649 "io=0x%x", irq[i], io[i] );
5650 if (init_airo_card( irq[i], io[i], 0, NULL ))
5659 airo_print_info("", "Probing for PCI adapters");
5660 i = pci_register_driver(&airo_driver);
5661 airo_print_info("", "Finished probing for PCI adapters");
5664 remove_proc_entry("aironet", proc_root_driver);
5669 /* Always exit with success, as we are a library module
5670 * as well as a driver module
5675 static void __exit airo_cleanup_module( void )
5677 struct airo_info *ai;
5678 while(!list_empty(&airo_devices)) {
5679 ai = list_entry(airo_devices.next, struct airo_info, dev_list);
5680 airo_print_info(ai->dev->name, "Unregistering...");
5681 stop_airo_card(ai->dev, 1);
5684 pci_unregister_driver(&airo_driver);
5686 remove_proc_entry("aironet", proc_root_driver);
5690 * Initial Wireless Extension code for Aironet driver by :
5691 * Jean Tourrilhes <jt@hpl.hp.com> - HPL - 17 November 00
5692 * Conversion to new driver API by :
5693 * Jean Tourrilhes <jt@hpl.hp.com> - HPL - 26 March 02
5694 * Javier also did a good amount of work here, adding some new extensions
5695 * and fixing my code. Let's just say that without him this code just
5696 * would not work at all... - Jean II
5699 static u8 airo_rssi_to_dbm (tdsRssiEntry *rssi_rid, u8 rssi)
5704 return (0x100 - rssi_rid[rssi].rssidBm);
5707 static u8 airo_dbm_to_pct (tdsRssiEntry *rssi_rid, u8 dbm)
5714 for( i = 0; i < 256; i++ )
5715 if (rssi_rid[i].rssidBm == dbm)
5716 return rssi_rid[i].rssipct;
5722 static int airo_get_quality (StatusRid *status_rid, CapabilityRid *cap_rid)
5727 if ((status_rid->mode & cpu_to_le16(0x3f)) != cpu_to_le16(0x3f))
5730 if (!(cap_rid->hardCap & cpu_to_le16(8)))
5733 sq = le16_to_cpu(status_rid->signalQuality);
5734 if (memcmp(cap_rid->prodName, "350", 3))
5738 quality = 0x20 - sq;
5745 quality = 0xb0 - sq;
5749 #define airo_get_max_quality(cap_rid) (memcmp((cap_rid)->prodName, "350", 3) ? 0x20 : 0xa0)
5750 #define airo_get_avg_quality(cap_rid) (memcmp((cap_rid)->prodName, "350", 3) ? 0x10 : 0x50);
5752 /*------------------------------------------------------------------*/
5754 * Wireless Handler : get protocol name
5756 static int airo_get_name(struct net_device *dev,
5757 struct iw_request_info *info,
5761 strcpy(cwrq, "IEEE 802.11-DS");
5765 /*------------------------------------------------------------------*/
5767 * Wireless Handler : set frequency
5769 static int airo_set_freq(struct net_device *dev,
5770 struct iw_request_info *info,
5771 struct iw_freq *fwrq,
5774 struct airo_info *local = dev->priv;
5775 int rc = -EINPROGRESS; /* Call commit handler */
5777 /* If setting by frequency, convert to a channel */
5778 if((fwrq->e == 1) &&
5779 (fwrq->m >= (int) 2.412e8) &&
5780 (fwrq->m <= (int) 2.487e8)) {
5781 int f = fwrq->m / 100000;
5783 while((c < 14) && (f != frequency_list[c]))
5785 /* Hack to fall through... */
5789 /* Setting by channel number */
5790 if((fwrq->m > 1000) || (fwrq->e > 0))
5793 int channel = fwrq->m;
5794 /* We should do a better check than that,
5795 * based on the card capability !!! */
5796 if((channel < 1) || (channel > 14)) {
5797 airo_print_dbg(dev->name, "New channel value of %d is invalid!",
5801 readConfigRid(local, 1);
5802 /* Yes ! We can set it !!! */
5803 local->config.channelSet = (u16) channel;
5804 set_bit (FLAG_COMMIT, &local->flags);
5810 /*------------------------------------------------------------------*/
5812 * Wireless Handler : get frequency
5814 static int airo_get_freq(struct net_device *dev,
5815 struct iw_request_info *info,
5816 struct iw_freq *fwrq,
5819 struct airo_info *local = dev->priv;
5820 StatusRid status_rid; /* Card status info */
5823 readConfigRid(local, 1);
5824 if ((local->config.opmode & 0xFF) == MODE_STA_ESS)
5825 status_rid.channel = cpu_to_le16(local->config.channelSet);
5827 readStatusRid(local, &status_rid, 1);
5829 ch = le16_to_cpu(status_rid.channel);
5830 if((ch > 0) && (ch < 15)) {
5831 fwrq->m = frequency_list[ch - 1] * 100000;
5841 /*------------------------------------------------------------------*/
5843 * Wireless Handler : set ESSID
5845 static int airo_set_essid(struct net_device *dev,
5846 struct iw_request_info *info,
5847 struct iw_point *dwrq,
5850 struct airo_info *local = dev->priv;
5851 SsidRid SSID_rid; /* SSIDs */
5853 /* Reload the list of current SSID */
5854 readSsidRid(local, &SSID_rid);
5856 /* Check if we asked for `any' */
5857 if(dwrq->flags == 0) {
5858 /* Just send an empty SSID list */
5859 memset(&SSID_rid, 0, sizeof(SSID_rid));
5861 int index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
5863 /* Check the size of the string */
5864 if(dwrq->length > IW_ESSID_MAX_SIZE) {
5867 /* Check if index is valid */
5868 if((index < 0) || (index >= 4)) {
5873 memset(SSID_rid.ssids[index].ssid, 0,
5874 sizeof(SSID_rid.ssids[index].ssid));
5875 memcpy(SSID_rid.ssids[index].ssid, extra, dwrq->length);
5876 SSID_rid.ssids[index].len = cpu_to_le16(dwrq->length);
5878 SSID_rid.len = cpu_to_le16(sizeof(SSID_rid));
5879 /* Write it to the card */
5880 disable_MAC(local, 1);
5881 writeSsidRid(local, &SSID_rid, 1);
5882 enable_MAC(local, 1);
5887 /*------------------------------------------------------------------*/
5889 * Wireless Handler : get ESSID
5891 static int airo_get_essid(struct net_device *dev,
5892 struct iw_request_info *info,
5893 struct iw_point *dwrq,
5896 struct airo_info *local = dev->priv;
5897 StatusRid status_rid; /* Card status info */
5899 readStatusRid(local, &status_rid, 1);
5901 /* Note : if dwrq->flags != 0, we should
5902 * get the relevant SSID from the SSID list... */
5904 /* Get the current SSID */
5905 memcpy(extra, status_rid.SSID, le16_to_cpu(status_rid.SSIDlen));
5906 /* If none, we may want to get the one that was set */
5909 dwrq->length = le16_to_cpu(status_rid.SSIDlen);
5910 dwrq->flags = 1; /* active */
5915 /*------------------------------------------------------------------*/
5917 * Wireless Handler : set AP address
5919 static int airo_set_wap(struct net_device *dev,
5920 struct iw_request_info *info,
5921 struct sockaddr *awrq,
5924 struct airo_info *local = dev->priv;
5927 APListRid APList_rid;
5928 static const u8 any[ETH_ALEN] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
5929 static const u8 off[ETH_ALEN] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
5931 if (awrq->sa_family != ARPHRD_ETHER)
5933 else if (!memcmp(any, awrq->sa_data, ETH_ALEN) ||
5934 !memcmp(off, awrq->sa_data, ETH_ALEN)) {
5935 memset(&cmd, 0, sizeof(cmd));
5936 cmd.cmd=CMD_LOSE_SYNC;
5937 if (down_interruptible(&local->sem))
5938 return -ERESTARTSYS;
5939 issuecommand(local, &cmd, &rsp);
5942 memset(&APList_rid, 0, sizeof(APList_rid));
5943 APList_rid.len = cpu_to_le16(sizeof(APList_rid));
5944 memcpy(APList_rid.ap[0], awrq->sa_data, ETH_ALEN);
5945 disable_MAC(local, 1);
5946 writeAPListRid(local, &APList_rid, 1);
5947 enable_MAC(local, 1);
5952 /*------------------------------------------------------------------*/
5954 * Wireless Handler : get AP address
5956 static int airo_get_wap(struct net_device *dev,
5957 struct iw_request_info *info,
5958 struct sockaddr *awrq,
5961 struct airo_info *local = dev->priv;
5962 StatusRid status_rid; /* Card status info */
5964 readStatusRid(local, &status_rid, 1);
5966 /* Tentative. This seems to work, wow, I'm lucky !!! */
5967 memcpy(awrq->sa_data, status_rid.bssid[0], ETH_ALEN);
5968 awrq->sa_family = ARPHRD_ETHER;
5973 /*------------------------------------------------------------------*/
5975 * Wireless Handler : set Nickname
5977 static int airo_set_nick(struct net_device *dev,
5978 struct iw_request_info *info,
5979 struct iw_point *dwrq,
5982 struct airo_info *local = dev->priv;
5984 /* Check the size of the string */
5985 if(dwrq->length > 16) {
5988 readConfigRid(local, 1);
5989 memset(local->config.nodeName, 0, sizeof(local->config.nodeName));
5990 memcpy(local->config.nodeName, extra, dwrq->length);
5991 set_bit (FLAG_COMMIT, &local->flags);
5993 return -EINPROGRESS; /* Call commit handler */
5996 /*------------------------------------------------------------------*/
5998 * Wireless Handler : get Nickname
6000 static int airo_get_nick(struct net_device *dev,
6001 struct iw_request_info *info,
6002 struct iw_point *dwrq,
6005 struct airo_info *local = dev->priv;
6007 readConfigRid(local, 1);
6008 strncpy(extra, local->config.nodeName, 16);
6010 dwrq->length = strlen(extra);
6015 /*------------------------------------------------------------------*/
6017 * Wireless Handler : set Bit-Rate
6019 static int airo_set_rate(struct net_device *dev,
6020 struct iw_request_info *info,
6021 struct iw_param *vwrq,
6024 struct airo_info *local = dev->priv;
6025 CapabilityRid cap_rid; /* Card capability info */
6029 /* First : get a valid bit rate value */
6030 readCapabilityRid(local, &cap_rid, 1);
6032 /* Which type of value ? */
6033 if((vwrq->value < 8) && (vwrq->value >= 0)) {
6034 /* Setting by rate index */
6035 /* Find value in the magic rate table */
6036 brate = cap_rid.supportedRates[vwrq->value];
6038 /* Setting by frequency value */
6039 u8 normvalue = (u8) (vwrq->value/500000);
6041 /* Check if rate is valid */
6042 for(i = 0 ; i < 8 ; i++) {
6043 if(normvalue == cap_rid.supportedRates[i]) {
6049 /* -1 designed the max rate (mostly auto mode) */
6050 if(vwrq->value == -1) {
6051 /* Get the highest available rate */
6052 for(i = 0 ; i < 8 ; i++) {
6053 if(cap_rid.supportedRates[i] == 0)
6057 brate = cap_rid.supportedRates[i - 1];
6059 /* Check that it is valid */
6064 readConfigRid(local, 1);
6065 /* Now, check if we want a fixed or auto value */
6066 if(vwrq->fixed == 0) {
6067 /* Fill all the rates up to this max rate */
6068 memset(local->config.rates, 0, 8);
6069 for(i = 0 ; i < 8 ; i++) {
6070 local->config.rates[i] = cap_rid.supportedRates[i];
6071 if(local->config.rates[i] == brate)
6076 /* One rate, fixed */
6077 memset(local->config.rates, 0, 8);
6078 local->config.rates[0] = brate;
6080 set_bit (FLAG_COMMIT, &local->flags);
6082 return -EINPROGRESS; /* Call commit handler */
6085 /*------------------------------------------------------------------*/
6087 * Wireless Handler : get Bit-Rate
6089 static int airo_get_rate(struct net_device *dev,
6090 struct iw_request_info *info,
6091 struct iw_param *vwrq,
6094 struct airo_info *local = dev->priv;
6095 StatusRid status_rid; /* Card status info */
6097 readStatusRid(local, &status_rid, 1);
6099 vwrq->value = le16_to_cpu(status_rid.currentXmitRate) * 500000;
6100 /* If more than one rate, set auto */
6101 readConfigRid(local, 1);
6102 vwrq->fixed = (local->config.rates[1] == 0);
6107 /*------------------------------------------------------------------*/
6109 * Wireless Handler : set RTS threshold
6111 static int airo_set_rts(struct net_device *dev,
6112 struct iw_request_info *info,
6113 struct iw_param *vwrq,
6116 struct airo_info *local = dev->priv;
6117 int rthr = vwrq->value;
6120 rthr = AIRO_DEF_MTU;
6121 if((rthr < 0) || (rthr > AIRO_DEF_MTU)) {
6124 readConfigRid(local, 1);
6125 local->config.rtsThres = rthr;
6126 set_bit (FLAG_COMMIT, &local->flags);
6128 return -EINPROGRESS; /* Call commit handler */
6131 /*------------------------------------------------------------------*/
6133 * Wireless Handler : get RTS threshold
6135 static int airo_get_rts(struct net_device *dev,
6136 struct iw_request_info *info,
6137 struct iw_param *vwrq,
6140 struct airo_info *local = dev->priv;
6142 readConfigRid(local, 1);
6143 vwrq->value = local->config.rtsThres;
6144 vwrq->disabled = (vwrq->value >= AIRO_DEF_MTU);
6150 /*------------------------------------------------------------------*/
6152 * Wireless Handler : set Fragmentation threshold
6154 static int airo_set_frag(struct net_device *dev,
6155 struct iw_request_info *info,
6156 struct iw_param *vwrq,
6159 struct airo_info *local = dev->priv;
6160 int fthr = vwrq->value;
6163 fthr = AIRO_DEF_MTU;
6164 if((fthr < 256) || (fthr > AIRO_DEF_MTU)) {
6167 fthr &= ~0x1; /* Get an even value - is it really needed ??? */
6168 readConfigRid(local, 1);
6169 local->config.fragThresh = (u16)fthr;
6170 set_bit (FLAG_COMMIT, &local->flags);
6172 return -EINPROGRESS; /* Call commit handler */
6175 /*------------------------------------------------------------------*/
6177 * Wireless Handler : get Fragmentation threshold
6179 static int airo_get_frag(struct net_device *dev,
6180 struct iw_request_info *info,
6181 struct iw_param *vwrq,
6184 struct airo_info *local = dev->priv;
6186 readConfigRid(local, 1);
6187 vwrq->value = local->config.fragThresh;
6188 vwrq->disabled = (vwrq->value >= AIRO_DEF_MTU);
6194 /*------------------------------------------------------------------*/
6196 * Wireless Handler : set Mode of Operation
6198 static int airo_set_mode(struct net_device *dev,
6199 struct iw_request_info *info,
6203 struct airo_info *local = dev->priv;
6206 readConfigRid(local, 1);
6207 if ((local->config.rmode & 0xff) >= RXMODE_RFMON)
6212 local->config.opmode &= 0xFF00;
6213 local->config.opmode |= MODE_STA_IBSS;
6214 local->config.rmode &= 0xfe00;
6215 local->config.scanMode = SCANMODE_ACTIVE;
6216 clear_bit (FLAG_802_11, &local->flags);
6219 local->config.opmode &= 0xFF00;
6220 local->config.opmode |= MODE_STA_ESS;
6221 local->config.rmode &= 0xfe00;
6222 local->config.scanMode = SCANMODE_ACTIVE;
6223 clear_bit (FLAG_802_11, &local->flags);
6225 case IW_MODE_MASTER:
6226 local->config.opmode &= 0xFF00;
6227 local->config.opmode |= MODE_AP;
6228 local->config.rmode &= 0xfe00;
6229 local->config.scanMode = SCANMODE_ACTIVE;
6230 clear_bit (FLAG_802_11, &local->flags);
6232 case IW_MODE_REPEAT:
6233 local->config.opmode &= 0xFF00;
6234 local->config.opmode |= MODE_AP_RPTR;
6235 local->config.rmode &= 0xfe00;
6236 local->config.scanMode = SCANMODE_ACTIVE;
6237 clear_bit (FLAG_802_11, &local->flags);
6239 case IW_MODE_MONITOR:
6240 local->config.opmode &= 0xFF00;
6241 local->config.opmode |= MODE_STA_ESS;
6242 local->config.rmode &= 0xfe00;
6243 local->config.rmode |= RXMODE_RFMON | RXMODE_DISABLE_802_3_HEADER;
6244 local->config.scanMode = SCANMODE_PASSIVE;
6245 set_bit (FLAG_802_11, &local->flags);
6251 set_bit (FLAG_RESET, &local->flags);
6252 set_bit (FLAG_COMMIT, &local->flags);
6254 return -EINPROGRESS; /* Call commit handler */
6257 /*------------------------------------------------------------------*/
6259 * Wireless Handler : get Mode of Operation
6261 static int airo_get_mode(struct net_device *dev,
6262 struct iw_request_info *info,
6266 struct airo_info *local = dev->priv;
6268 readConfigRid(local, 1);
6269 /* If not managed, assume it's ad-hoc */
6270 switch (local->config.opmode & 0xFF) {
6272 *uwrq = IW_MODE_INFRA;
6275 *uwrq = IW_MODE_MASTER;
6278 *uwrq = IW_MODE_REPEAT;
6281 *uwrq = IW_MODE_ADHOC;
6287 static inline int valid_index(CapabilityRid *p, int index)
6291 return index < (p->softCap & cpu_to_le16(0x80) ? 4 : 1);
6294 /*------------------------------------------------------------------*/
6296 * Wireless Handler : set Encryption Key
6298 static int airo_set_encode(struct net_device *dev,
6299 struct iw_request_info *info,
6300 struct iw_point *dwrq,
6303 struct airo_info *local = dev->priv;
6304 CapabilityRid cap_rid; /* Card capability info */
6305 int perm = ( dwrq->flags & IW_ENCODE_TEMP ? 0 : 1 );
6306 u16 currentAuthType = local->config.authType;
6308 /* Is WEP supported ? */
6309 readCapabilityRid(local, &cap_rid, 1);
6310 /* Older firmware doesn't support this...
6311 if(!(cap_rid.softCap & cpu_to_le16(2))) {
6314 readConfigRid(local, 1);
6316 /* Basic checking: do we have a key to set ?
6317 * Note : with the new API, it's impossible to get a NULL pointer.
6318 * Therefore, we need to check a key size == 0 instead.
6319 * New version of iwconfig properly set the IW_ENCODE_NOKEY flag
6320 * when no key is present (only change flags), but older versions
6321 * don't do it. - Jean II */
6322 if (dwrq->length > 0) {
6324 int index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
6325 int current_index = get_wep_key(local, 0xffff);
6326 /* Check the size of the key */
6327 if (dwrq->length > MAX_KEY_SIZE) {
6330 /* Check the index (none -> use current) */
6331 if (!valid_index(&cap_rid, index))
6332 index = current_index;
6333 /* Set the length */
6334 if (dwrq->length > MIN_KEY_SIZE)
6335 key.len = MAX_KEY_SIZE;
6337 if (dwrq->length > 0)
6338 key.len = MIN_KEY_SIZE;
6340 /* Disable the key */
6342 /* Check if the key is not marked as invalid */
6343 if(!(dwrq->flags & IW_ENCODE_NOKEY)) {
6345 memset(key.key, 0, MAX_KEY_SIZE);
6346 /* Copy the key in the driver */
6347 memcpy(key.key, extra, dwrq->length);
6348 /* Send the key to the card */
6349 set_wep_key(local, index, key.key, key.len, perm, 1);
6351 /* WE specify that if a valid key is set, encryption
6352 * should be enabled (user may turn it off later)
6353 * This is also how "iwconfig ethX key on" works */
6354 if((index == current_index) && (key.len > 0) &&
6355 (local->config.authType == AUTH_OPEN)) {
6356 local->config.authType = AUTH_ENCRYPT;
6359 /* Do we want to just set the transmit key index ? */
6360 int index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
6361 if (valid_index(&cap_rid, index)) {
6362 set_wep_key(local, index, NULL, 0, perm, 1);
6364 /* Don't complain if only change the mode */
6365 if (!(dwrq->flags & IW_ENCODE_MODE))
6368 /* Read the flags */
6369 if(dwrq->flags & IW_ENCODE_DISABLED)
6370 local->config.authType = AUTH_OPEN; // disable encryption
6371 if(dwrq->flags & IW_ENCODE_RESTRICTED)
6372 local->config.authType = AUTH_SHAREDKEY; // Only Both
6373 if(dwrq->flags & IW_ENCODE_OPEN)
6374 local->config.authType = AUTH_ENCRYPT; // Only Wep
6375 /* Commit the changes to flags if needed */
6376 if (local->config.authType != currentAuthType)
6377 set_bit (FLAG_COMMIT, &local->flags);
6378 return -EINPROGRESS; /* Call commit handler */
6381 /*------------------------------------------------------------------*/
6383 * Wireless Handler : get Encryption Key
6385 static int airo_get_encode(struct net_device *dev,
6386 struct iw_request_info *info,
6387 struct iw_point *dwrq,
6390 struct airo_info *local = dev->priv;
6391 int index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
6392 CapabilityRid cap_rid; /* Card capability info */
6394 /* Is it supported ? */
6395 readCapabilityRid(local, &cap_rid, 1);
6396 if(!(cap_rid.softCap & cpu_to_le16(2))) {
6399 readConfigRid(local, 1);
6400 /* Check encryption mode */
6401 switch(local->config.authType) {
6403 dwrq->flags = IW_ENCODE_OPEN;
6405 case AUTH_SHAREDKEY:
6406 dwrq->flags = IW_ENCODE_RESTRICTED;
6410 dwrq->flags = IW_ENCODE_DISABLED;
6413 /* We can't return the key, so set the proper flag and return zero */
6414 dwrq->flags |= IW_ENCODE_NOKEY;
6415 memset(extra, 0, 16);
6417 /* Which key do we want ? -1 -> tx index */
6418 if (!valid_index(&cap_rid, index))
6419 index = get_wep_key(local, 0xffff);
6420 dwrq->flags |= index + 1;
6421 /* Copy the key to the user buffer */
6422 dwrq->length = get_wep_key(local, index);
6423 if (dwrq->length > 16) {
6429 /*------------------------------------------------------------------*/
6431 * Wireless Handler : set extended Encryption parameters
6433 static int airo_set_encodeext(struct net_device *dev,
6434 struct iw_request_info *info,
6435 union iwreq_data *wrqu,
6438 struct airo_info *local = dev->priv;
6439 struct iw_point *encoding = &wrqu->encoding;
6440 struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
6441 CapabilityRid cap_rid; /* Card capability info */
6442 int perm = ( encoding->flags & IW_ENCODE_TEMP ? 0 : 1 );
6443 u16 currentAuthType = local->config.authType;
6444 int idx, key_len, alg = ext->alg, set_key = 1;
6447 /* Is WEP supported ? */
6448 readCapabilityRid(local, &cap_rid, 1);
6449 /* Older firmware doesn't support this...
6450 if(!(cap_rid.softCap & cpu_to_le16(2))) {
6453 readConfigRid(local, 1);
6455 /* Determine and validate the key index */
6456 idx = encoding->flags & IW_ENCODE_INDEX;
6458 if (!valid_index(&cap_rid, idx - 1))
6462 idx = get_wep_key(local, 0xffff);
6464 if (encoding->flags & IW_ENCODE_DISABLED)
6465 alg = IW_ENCODE_ALG_NONE;
6467 if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) {
6468 /* Only set transmit key index here, actual
6469 * key is set below if needed.
6471 set_wep_key(local, idx, NULL, 0, perm, 1);
6472 set_key = ext->key_len > 0 ? 1 : 0;
6476 /* Set the requested key first */
6477 memset(key.key, 0, MAX_KEY_SIZE);
6479 case IW_ENCODE_ALG_NONE:
6482 case IW_ENCODE_ALG_WEP:
6483 if (ext->key_len > MIN_KEY_SIZE) {
6484 key.len = MAX_KEY_SIZE;
6485 } else if (ext->key_len > 0) {
6486 key.len = MIN_KEY_SIZE;
6490 key_len = min (ext->key_len, key.len);
6491 memcpy(key.key, ext->key, key_len);
6496 /* Send the key to the card */
6497 set_wep_key(local, idx, key.key, key.len, perm, 1);
6500 /* Read the flags */
6501 if(encoding->flags & IW_ENCODE_DISABLED)
6502 local->config.authType = AUTH_OPEN; // disable encryption
6503 if(encoding->flags & IW_ENCODE_RESTRICTED)
6504 local->config.authType = AUTH_SHAREDKEY; // Only Both
6505 if(encoding->flags & IW_ENCODE_OPEN)
6506 local->config.authType = AUTH_ENCRYPT; // Only Wep
6507 /* Commit the changes to flags if needed */
6508 if (local->config.authType != currentAuthType)
6509 set_bit (FLAG_COMMIT, &local->flags);
6511 return -EINPROGRESS;
6515 /*------------------------------------------------------------------*/
6517 * Wireless Handler : get extended Encryption parameters
6519 static int airo_get_encodeext(struct net_device *dev,
6520 struct iw_request_info *info,
6521 union iwreq_data *wrqu,
6524 struct airo_info *local = dev->priv;
6525 struct iw_point *encoding = &wrqu->encoding;
6526 struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
6527 CapabilityRid cap_rid; /* Card capability info */
6528 int idx, max_key_len;
6530 /* Is it supported ? */
6531 readCapabilityRid(local, &cap_rid, 1);
6532 if(!(cap_rid.softCap & cpu_to_le16(2))) {
6535 readConfigRid(local, 1);
6537 max_key_len = encoding->length - sizeof(*ext);
6538 if (max_key_len < 0)
6541 idx = encoding->flags & IW_ENCODE_INDEX;
6543 if (!valid_index(&cap_rid, idx - 1))
6547 idx = get_wep_key(local, 0xffff);
6549 encoding->flags = idx + 1;
6550 memset(ext, 0, sizeof(*ext));
6552 /* Check encryption mode */
6553 switch(local->config.authType) {
6555 encoding->flags = IW_ENCODE_ALG_WEP | IW_ENCODE_ENABLED;
6557 case AUTH_SHAREDKEY:
6558 encoding->flags = IW_ENCODE_ALG_WEP | IW_ENCODE_ENABLED;
6562 encoding->flags = IW_ENCODE_ALG_NONE | IW_ENCODE_DISABLED;
6565 /* We can't return the key, so set the proper flag and return zero */
6566 encoding->flags |= IW_ENCODE_NOKEY;
6567 memset(extra, 0, 16);
6569 /* Copy the key to the user buffer */
6570 ext->key_len = get_wep_key(local, idx);
6571 if (ext->key_len > 16) {
6579 /*------------------------------------------------------------------*/
6581 * Wireless Handler : set extended authentication parameters
6583 static int airo_set_auth(struct net_device *dev,
6584 struct iw_request_info *info,
6585 union iwreq_data *wrqu, char *extra)
6587 struct airo_info *local = dev->priv;
6588 struct iw_param *param = &wrqu->param;
6589 u16 currentAuthType = local->config.authType;
6591 switch (param->flags & IW_AUTH_INDEX) {
6592 case IW_AUTH_WPA_VERSION:
6593 case IW_AUTH_CIPHER_PAIRWISE:
6594 case IW_AUTH_CIPHER_GROUP:
6595 case IW_AUTH_KEY_MGMT:
6596 case IW_AUTH_RX_UNENCRYPTED_EAPOL:
6597 case IW_AUTH_PRIVACY_INVOKED:
6599 * airo does not use these parameters
6603 case IW_AUTH_DROP_UNENCRYPTED:
6605 /* Only change auth type if unencrypted */
6606 if (currentAuthType == AUTH_OPEN)
6607 local->config.authType = AUTH_ENCRYPT;
6609 local->config.authType = AUTH_OPEN;
6612 /* Commit the changes to flags if needed */
6613 if (local->config.authType != currentAuthType)
6614 set_bit (FLAG_COMMIT, &local->flags);
6617 case IW_AUTH_80211_AUTH_ALG: {
6618 /* FIXME: What about AUTH_OPEN? This API seems to
6619 * disallow setting our auth to AUTH_OPEN.
6621 if (param->value & IW_AUTH_ALG_SHARED_KEY) {
6622 local->config.authType = AUTH_SHAREDKEY;
6623 } else if (param->value & IW_AUTH_ALG_OPEN_SYSTEM) {
6624 local->config.authType = AUTH_ENCRYPT;
6629 /* Commit the changes to flags if needed */
6630 if (local->config.authType != currentAuthType)
6631 set_bit (FLAG_COMMIT, &local->flags);
6634 case IW_AUTH_WPA_ENABLED:
6635 /* Silently accept disable of WPA */
6636 if (param->value > 0)
6643 return -EINPROGRESS;
6647 /*------------------------------------------------------------------*/
6649 * Wireless Handler : get extended authentication parameters
6651 static int airo_get_auth(struct net_device *dev,
6652 struct iw_request_info *info,
6653 union iwreq_data *wrqu, char *extra)
6655 struct airo_info *local = dev->priv;
6656 struct iw_param *param = &wrqu->param;
6657 u16 currentAuthType = local->config.authType;
6659 switch (param->flags & IW_AUTH_INDEX) {
6660 case IW_AUTH_DROP_UNENCRYPTED:
6661 switch (currentAuthType) {
6662 case AUTH_SHAREDKEY:
6672 case IW_AUTH_80211_AUTH_ALG:
6673 switch (currentAuthType) {
6674 case AUTH_SHAREDKEY:
6675 param->value = IW_AUTH_ALG_SHARED_KEY;
6679 param->value = IW_AUTH_ALG_OPEN_SYSTEM;
6684 case IW_AUTH_WPA_ENABLED:
6695 /*------------------------------------------------------------------*/
6697 * Wireless Handler : set Tx-Power
6699 static int airo_set_txpow(struct net_device *dev,
6700 struct iw_request_info *info,
6701 struct iw_param *vwrq,
6704 struct airo_info *local = dev->priv;
6705 CapabilityRid cap_rid; /* Card capability info */
6709 readCapabilityRid(local, &cap_rid, 1);
6711 if (vwrq->disabled) {
6712 set_bit (FLAG_RADIO_OFF, &local->flags);
6713 set_bit (FLAG_COMMIT, &local->flags);
6714 return -EINPROGRESS; /* Call commit handler */
6716 if (vwrq->flags != IW_TXPOW_MWATT) {
6719 clear_bit (FLAG_RADIO_OFF, &local->flags);
6720 for (i = 0; cap_rid.txPowerLevels[i] && (i < 8); i++)
6721 if (vwrq->value == le16_to_cpu(cap_rid.txPowerLevels[i])) {
6722 readConfigRid(local, 1);
6723 local->config.txPower = vwrq->value;
6724 set_bit (FLAG_COMMIT, &local->flags);
6725 rc = -EINPROGRESS; /* Call commit handler */
6731 /*------------------------------------------------------------------*/
6733 * Wireless Handler : get Tx-Power
6735 static int airo_get_txpow(struct net_device *dev,
6736 struct iw_request_info *info,
6737 struct iw_param *vwrq,
6740 struct airo_info *local = dev->priv;
6742 readConfigRid(local, 1);
6743 vwrq->value = local->config.txPower;
6744 vwrq->fixed = 1; /* No power control */
6745 vwrq->disabled = test_bit(FLAG_RADIO_OFF, &local->flags);
6746 vwrq->flags = IW_TXPOW_MWATT;
6751 /*------------------------------------------------------------------*/
6753 * Wireless Handler : set Retry limits
6755 static int airo_set_retry(struct net_device *dev,
6756 struct iw_request_info *info,
6757 struct iw_param *vwrq,
6760 struct airo_info *local = dev->priv;
6763 if(vwrq->disabled) {
6766 readConfigRid(local, 1);
6767 if(vwrq->flags & IW_RETRY_LIMIT) {
6768 if(vwrq->flags & IW_RETRY_LONG)
6769 local->config.longRetryLimit = vwrq->value;
6770 else if (vwrq->flags & IW_RETRY_SHORT)
6771 local->config.shortRetryLimit = vwrq->value;
6773 /* No modifier : set both */
6774 local->config.longRetryLimit = vwrq->value;
6775 local->config.shortRetryLimit = vwrq->value;
6777 set_bit (FLAG_COMMIT, &local->flags);
6778 rc = -EINPROGRESS; /* Call commit handler */
6780 if(vwrq->flags & IW_RETRY_LIFETIME) {
6781 local->config.txLifetime = vwrq->value / 1024;
6782 set_bit (FLAG_COMMIT, &local->flags);
6783 rc = -EINPROGRESS; /* Call commit handler */
6788 /*------------------------------------------------------------------*/
6790 * Wireless Handler : get Retry limits
6792 static int airo_get_retry(struct net_device *dev,
6793 struct iw_request_info *info,
6794 struct iw_param *vwrq,
6797 struct airo_info *local = dev->priv;
6799 vwrq->disabled = 0; /* Can't be disabled */
6801 readConfigRid(local, 1);
6802 /* Note : by default, display the min retry number */
6803 if((vwrq->flags & IW_RETRY_TYPE) == IW_RETRY_LIFETIME) {
6804 vwrq->flags = IW_RETRY_LIFETIME;
6805 vwrq->value = (int)local->config.txLifetime * 1024;
6806 } else if((vwrq->flags & IW_RETRY_LONG)) {
6807 vwrq->flags = IW_RETRY_LIMIT | IW_RETRY_LONG;
6808 vwrq->value = (int)local->config.longRetryLimit;
6810 vwrq->flags = IW_RETRY_LIMIT;
6811 vwrq->value = (int)local->config.shortRetryLimit;
6812 if((int)local->config.shortRetryLimit != (int)local->config.longRetryLimit)
6813 vwrq->flags |= IW_RETRY_SHORT;
6819 /*------------------------------------------------------------------*/
6821 * Wireless Handler : get range info
6823 static int airo_get_range(struct net_device *dev,
6824 struct iw_request_info *info,
6825 struct iw_point *dwrq,
6828 struct airo_info *local = dev->priv;
6829 struct iw_range *range = (struct iw_range *) extra;
6830 CapabilityRid cap_rid; /* Card capability info */
6834 readCapabilityRid(local, &cap_rid, 1);
6836 dwrq->length = sizeof(struct iw_range);
6837 memset(range, 0, sizeof(*range));
6838 range->min_nwid = 0x0000;
6839 range->max_nwid = 0x0000;
6840 range->num_channels = 14;
6841 /* Should be based on cap_rid.country to give only
6842 * what the current card support */
6844 for(i = 0; i < 14; i++) {
6845 range->freq[k].i = i + 1; /* List index */
6846 range->freq[k].m = frequency_list[i] * 100000;
6847 range->freq[k++].e = 1; /* Values in table in MHz -> * 10^5 * 10 */
6849 range->num_frequency = k;
6851 range->sensitivity = 65535;
6853 /* Hum... Should put the right values there */
6855 range->max_qual.qual = 100; /* % */
6857 range->max_qual.qual = airo_get_max_quality(&cap_rid);
6858 range->max_qual.level = 0x100 - 120; /* -120 dBm */
6859 range->max_qual.noise = 0x100 - 120; /* -120 dBm */
6861 /* Experimental measurements - boundary 11/5.5 Mb/s */
6862 /* Note : with or without the (local->rssi), results
6863 * are somewhat different. - Jean II */
6865 range->avg_qual.qual = 50; /* % */
6866 range->avg_qual.level = 0x100 - 70; /* -70 dBm */
6868 range->avg_qual.qual = airo_get_avg_quality(&cap_rid);
6869 range->avg_qual.level = 0x100 - 80; /* -80 dBm */
6871 range->avg_qual.noise = 0x100 - 85; /* -85 dBm */
6873 for(i = 0 ; i < 8 ; i++) {
6874 range->bitrate[i] = cap_rid.supportedRates[i] * 500000;
6875 if(range->bitrate[i] == 0)
6878 range->num_bitrates = i;
6880 /* Set an indication of the max TCP throughput
6881 * in bit/s that we can expect using this interface.
6882 * May be use for QoS stuff... Jean II */
6884 range->throughput = 5000 * 1000;
6886 range->throughput = 1500 * 1000;
6889 range->max_rts = AIRO_DEF_MTU;
6890 range->min_frag = 256;
6891 range->max_frag = AIRO_DEF_MTU;
6893 if(cap_rid.softCap & cpu_to_le16(2)) {
6895 range->encoding_size[0] = 5;
6897 if (cap_rid.softCap & cpu_to_le16(0x100)) {
6898 range->encoding_size[1] = 13;
6899 range->num_encoding_sizes = 2;
6901 range->num_encoding_sizes = 1;
6902 range->max_encoding_tokens =
6903 cap_rid.softCap & cpu_to_le16(0x80) ? 4 : 1;
6905 range->num_encoding_sizes = 0;
6906 range->max_encoding_tokens = 0;
6909 range->max_pmp = 5000000; /* 5 secs */
6911 range->max_pmt = 65535 * 1024; /* ??? */
6912 range->pmp_flags = IW_POWER_PERIOD;
6913 range->pmt_flags = IW_POWER_TIMEOUT;
6914 range->pm_capa = IW_POWER_PERIOD | IW_POWER_TIMEOUT | IW_POWER_ALL_R;
6916 /* Transmit Power - values are in mW */
6917 for(i = 0 ; i < 8 ; i++) {
6918 range->txpower[i] = le16_to_cpu(cap_rid.txPowerLevels[i]);
6919 if(range->txpower[i] == 0)
6922 range->num_txpower = i;
6923 range->txpower_capa = IW_TXPOW_MWATT;
6924 range->we_version_source = 19;
6925 range->we_version_compiled = WIRELESS_EXT;
6926 range->retry_capa = IW_RETRY_LIMIT | IW_RETRY_LIFETIME;
6927 range->retry_flags = IW_RETRY_LIMIT;
6928 range->r_time_flags = IW_RETRY_LIFETIME;
6929 range->min_retry = 1;
6930 range->max_retry = 65535;
6931 range->min_r_time = 1024;
6932 range->max_r_time = 65535 * 1024;
6934 /* Event capability (kernel + driver) */
6935 range->event_capa[0] = (IW_EVENT_CAPA_K_0 |
6936 IW_EVENT_CAPA_MASK(SIOCGIWTHRSPY) |
6937 IW_EVENT_CAPA_MASK(SIOCGIWAP) |
6938 IW_EVENT_CAPA_MASK(SIOCGIWSCAN));
6939 range->event_capa[1] = IW_EVENT_CAPA_K_1;
6940 range->event_capa[4] = IW_EVENT_CAPA_MASK(IWEVTXDROP);
6944 /*------------------------------------------------------------------*/
6946 * Wireless Handler : set Power Management
6948 static int airo_set_power(struct net_device *dev,
6949 struct iw_request_info *info,
6950 struct iw_param *vwrq,
6953 struct airo_info *local = dev->priv;
6955 readConfigRid(local, 1);
6956 if (vwrq->disabled) {
6957 if ((local->config.rmode & 0xFF) >= RXMODE_RFMON) {
6960 local->config.powerSaveMode = POWERSAVE_CAM;
6961 local->config.rmode &= 0xFF00;
6962 local->config.rmode |= RXMODE_BC_MC_ADDR;
6963 set_bit (FLAG_COMMIT, &local->flags);
6964 return -EINPROGRESS; /* Call commit handler */
6966 if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) {
6967 local->config.fastListenDelay = (vwrq->value + 500) / 1024;
6968 local->config.powerSaveMode = POWERSAVE_PSPCAM;
6969 set_bit (FLAG_COMMIT, &local->flags);
6970 } else if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_PERIOD) {
6971 local->config.fastListenInterval = local->config.listenInterval = (vwrq->value + 500) / 1024;
6972 local->config.powerSaveMode = POWERSAVE_PSPCAM;
6973 set_bit (FLAG_COMMIT, &local->flags);
6975 switch (vwrq->flags & IW_POWER_MODE) {
6976 case IW_POWER_UNICAST_R:
6977 if ((local->config.rmode & 0xFF) >= RXMODE_RFMON) {
6980 local->config.rmode &= 0xFF00;
6981 local->config.rmode |= RXMODE_ADDR;
6982 set_bit (FLAG_COMMIT, &local->flags);
6984 case IW_POWER_ALL_R:
6985 if ((local->config.rmode & 0xFF) >= RXMODE_RFMON) {
6988 local->config.rmode &= 0xFF00;
6989 local->config.rmode |= RXMODE_BC_MC_ADDR;
6990 set_bit (FLAG_COMMIT, &local->flags);
6992 /* This is broken, fixme ;-) */
6997 // Note : we may want to factor local->need_commit here
6998 // Note2 : may also want to factor RXMODE_RFMON test
6999 return -EINPROGRESS; /* Call commit handler */
7002 /*------------------------------------------------------------------*/
7004 * Wireless Handler : get Power Management
7006 static int airo_get_power(struct net_device *dev,
7007 struct iw_request_info *info,
7008 struct iw_param *vwrq,
7011 struct airo_info *local = dev->priv;
7014 readConfigRid(local, 1);
7015 mode = local->config.powerSaveMode;
7016 if ((vwrq->disabled = (mode == POWERSAVE_CAM)))
7018 if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) {
7019 vwrq->value = (int)local->config.fastListenDelay * 1024;
7020 vwrq->flags = IW_POWER_TIMEOUT;
7022 vwrq->value = (int)local->config.fastListenInterval * 1024;
7023 vwrq->flags = IW_POWER_PERIOD;
7025 if ((local->config.rmode & 0xFF) == RXMODE_ADDR)
7026 vwrq->flags |= IW_POWER_UNICAST_R;
7028 vwrq->flags |= IW_POWER_ALL_R;
7033 /*------------------------------------------------------------------*/
7035 * Wireless Handler : set Sensitivity
7037 static int airo_set_sens(struct net_device *dev,
7038 struct iw_request_info *info,
7039 struct iw_param *vwrq,
7042 struct airo_info *local = dev->priv;
7044 readConfigRid(local, 1);
7045 local->config.rssiThreshold = vwrq->disabled ? RSSI_DEFAULT : vwrq->value;
7046 set_bit (FLAG_COMMIT, &local->flags);
7048 return -EINPROGRESS; /* Call commit handler */
7051 /*------------------------------------------------------------------*/
7053 * Wireless Handler : get Sensitivity
7055 static int airo_get_sens(struct net_device *dev,
7056 struct iw_request_info *info,
7057 struct iw_param *vwrq,
7060 struct airo_info *local = dev->priv;
7062 readConfigRid(local, 1);
7063 vwrq->value = local->config.rssiThreshold;
7064 vwrq->disabled = (vwrq->value == 0);
7070 /*------------------------------------------------------------------*/
7072 * Wireless Handler : get AP List
7073 * Note : this is deprecated in favor of IWSCAN
7075 static int airo_get_aplist(struct net_device *dev,
7076 struct iw_request_info *info,
7077 struct iw_point *dwrq,
7080 struct airo_info *local = dev->priv;
7081 struct sockaddr *address = (struct sockaddr *) extra;
7082 struct iw_quality qual[IW_MAX_AP];
7085 int loseSync = capable(CAP_NET_ADMIN) ? 1: -1;
7087 for (i = 0; i < IW_MAX_AP; i++) {
7089 if (readBSSListRid(local, loseSync, &BSSList))
7092 memcpy(address[i].sa_data, BSSList.bssid, ETH_ALEN);
7093 address[i].sa_family = ARPHRD_ETHER;
7094 dBm = le16_to_cpu(BSSList.dBm);
7096 qual[i].level = 0x100 - dBm;
7097 qual[i].qual = airo_dbm_to_pct(local->rssi, dBm);
7098 qual[i].updated = IW_QUAL_QUAL_UPDATED
7099 | IW_QUAL_LEVEL_UPDATED
7102 qual[i].level = (dBm + 321) / 2;
7104 qual[i].updated = IW_QUAL_QUAL_INVALID
7105 | IW_QUAL_LEVEL_UPDATED
7108 qual[i].noise = local->wstats.qual.noise;
7109 if (BSSList.index == cpu_to_le16(0xffff))
7113 StatusRid status_rid; /* Card status info */
7114 readStatusRid(local, &status_rid, 1);
7116 i < min(IW_MAX_AP, 4) &&
7117 (status_rid.bssid[i][0]
7118 & status_rid.bssid[i][1]
7119 & status_rid.bssid[i][2]
7120 & status_rid.bssid[i][3]
7121 & status_rid.bssid[i][4]
7122 & status_rid.bssid[i][5])!=0xff &&
7123 (status_rid.bssid[i][0]
7124 | status_rid.bssid[i][1]
7125 | status_rid.bssid[i][2]
7126 | status_rid.bssid[i][3]
7127 | status_rid.bssid[i][4]
7128 | status_rid.bssid[i][5]);
7130 memcpy(address[i].sa_data,
7131 status_rid.bssid[i], ETH_ALEN);
7132 address[i].sa_family = ARPHRD_ETHER;
7135 dwrq->flags = 1; /* Should be define'd */
7136 memcpy(extra + sizeof(struct sockaddr)*i,
7137 &qual, sizeof(struct iw_quality)*i);
7144 /*------------------------------------------------------------------*/
7146 * Wireless Handler : Initiate Scan
7148 static int airo_set_scan(struct net_device *dev,
7149 struct iw_request_info *info,
7150 struct iw_param *vwrq,
7153 struct airo_info *ai = dev->priv;
7158 /* Note : you may have realised that, as this is a SET operation,
7159 * this is privileged and therefore a normal user can't
7161 * This is not an error, while the device perform scanning,
7162 * traffic doesn't flow, so it's a perfect DoS...
7164 if (ai->flags & FLAG_RADIO_MASK) return -ENETDOWN;
7166 if (down_interruptible(&ai->sem))
7167 return -ERESTARTSYS;
7169 /* If there's already a scan in progress, don't
7170 * trigger another one. */
7171 if (ai->scan_timeout > 0)
7174 /* Initiate a scan command */
7175 ai->scan_timeout = RUN_AT(3*HZ);
7176 memset(&cmd, 0, sizeof(cmd));
7177 cmd.cmd=CMD_LISTBSS;
7178 issuecommand(ai, &cmd, &rsp);
7184 wake_up_interruptible(&ai->thr_wait);
7188 /*------------------------------------------------------------------*/
7190 * Translate scan data returned from the card to a card independent
7191 * format that the Wireless Tools will understand - Jean II
7193 static inline char *airo_translate_scan(struct net_device *dev,
7198 struct airo_info *ai = dev->priv;
7199 struct iw_event iwe; /* Temporary buffer */
7200 __le16 capabilities;
7201 char * current_val; /* For rates */
7206 /* First entry *MUST* be the AP MAC address */
7207 iwe.cmd = SIOCGIWAP;
7208 iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
7209 memcpy(iwe.u.ap_addr.sa_data, bss->bssid, ETH_ALEN);
7210 current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_ADDR_LEN);
7212 /* Other entries will be displayed in the order we give them */
7215 iwe.u.data.length = bss->ssidLen;
7216 if(iwe.u.data.length > 32)
7217 iwe.u.data.length = 32;
7218 iwe.cmd = SIOCGIWESSID;
7219 iwe.u.data.flags = 1;
7220 current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, bss->ssid);
7223 iwe.cmd = SIOCGIWMODE;
7224 capabilities = bss->cap;
7225 if(capabilities & (CAP_ESS | CAP_IBSS)) {
7226 if(capabilities & CAP_ESS)
7227 iwe.u.mode = IW_MODE_MASTER;
7229 iwe.u.mode = IW_MODE_ADHOC;
7230 current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_UINT_LEN);
7234 iwe.cmd = SIOCGIWFREQ;
7235 iwe.u.freq.m = le16_to_cpu(bss->dsChannel);
7236 /* iwe.u.freq.m containt the channel (starting 1), our
7237 * frequency_list array start at index 0...
7239 iwe.u.freq.m = frequency_list[iwe.u.freq.m - 1] * 100000;
7241 current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_FREQ_LEN);
7243 dBm = le16_to_cpu(bss->dBm);
7245 /* Add quality statistics */
7248 iwe.u.qual.level = 0x100 - dBm;
7249 iwe.u.qual.qual = airo_dbm_to_pct(ai->rssi, dBm);
7250 iwe.u.qual.updated = IW_QUAL_QUAL_UPDATED
7251 | IW_QUAL_LEVEL_UPDATED
7254 iwe.u.qual.level = (dBm + 321) / 2;
7255 iwe.u.qual.qual = 0;
7256 iwe.u.qual.updated = IW_QUAL_QUAL_INVALID
7257 | IW_QUAL_LEVEL_UPDATED
7260 iwe.u.qual.noise = ai->wstats.qual.noise;
7261 current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_QUAL_LEN);
7263 /* Add encryption capability */
7264 iwe.cmd = SIOCGIWENCODE;
7265 if(capabilities & CAP_PRIVACY)
7266 iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
7268 iwe.u.data.flags = IW_ENCODE_DISABLED;
7269 iwe.u.data.length = 0;
7270 current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, bss->ssid);
7272 /* Rate : stuffing multiple values in a single event require a bit
7273 * more of magic - Jean II */
7274 current_val = current_ev + IW_EV_LCP_LEN;
7276 iwe.cmd = SIOCGIWRATE;
7277 /* Those two flags are ignored... */
7278 iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0;
7280 for(i = 0 ; i < 8 ; i++) {
7281 /* NULL terminated */
7282 if(bss->rates[i] == 0)
7284 /* Bit rate given in 500 kb/s units (+ 0x80) */
7285 iwe.u.bitrate.value = ((bss->rates[i] & 0x7f) * 500000);
7286 /* Add new value to event */
7287 current_val = iwe_stream_add_value(current_ev, current_val, end_buf, &iwe, IW_EV_PARAM_LEN);
7289 /* Check if we added any event */
7290 if((current_val - current_ev) > IW_EV_LCP_LEN)
7291 current_ev = current_val;
7293 /* Beacon interval */
7294 buf = kmalloc(30, GFP_KERNEL);
7296 iwe.cmd = IWEVCUSTOM;
7297 sprintf(buf, "bcn_int=%d", bss->beaconInterval);
7298 iwe.u.data.length = strlen(buf);
7299 current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, buf);
7303 /* Put WPA/RSN Information Elements into the event stream */
7304 if (test_bit(FLAG_WPA_CAPABLE, &ai->flags)) {
7305 unsigned int num_null_ies = 0;
7306 u16 length = sizeof (bss->extra.iep);
7307 struct ieee80211_info_element *info_element =
7308 (struct ieee80211_info_element *) &bss->extra.iep;
7310 while ((length >= sizeof(*info_element)) && (num_null_ies < 2)) {
7311 if (sizeof(*info_element) + info_element->len > length) {
7312 /* Invalid element, don't continue parsing IE */
7316 switch (info_element->id) {
7317 case MFIE_TYPE_SSID:
7318 /* Two zero-length SSID elements
7319 * mean we're done parsing elements */
7320 if (!info_element->len)
7324 case MFIE_TYPE_GENERIC:
7325 if (info_element->len >= 4 &&
7326 info_element->data[0] == 0x00 &&
7327 info_element->data[1] == 0x50 &&
7328 info_element->data[2] == 0xf2 &&
7329 info_element->data[3] == 0x01) {
7330 iwe.cmd = IWEVGENIE;
7331 iwe.u.data.length = min(info_element->len + 2,
7333 current_ev = iwe_stream_add_point(current_ev, end_buf,
7334 &iwe, (char *) info_element);
7339 iwe.cmd = IWEVGENIE;
7340 iwe.u.data.length = min(info_element->len + 2,
7342 current_ev = iwe_stream_add_point(current_ev, end_buf,
7343 &iwe, (char *) info_element);
7350 length -= sizeof(*info_element) + info_element->len;
7352 (struct ieee80211_info_element *)&info_element->
7353 data[info_element->len];
7359 /*------------------------------------------------------------------*/
7361 * Wireless Handler : Read Scan Results
7363 static int airo_get_scan(struct net_device *dev,
7364 struct iw_request_info *info,
7365 struct iw_point *dwrq,
7368 struct airo_info *ai = dev->priv;
7369 BSSListElement *net;
7371 char *current_ev = extra;
7373 /* If a scan is in-progress, return -EAGAIN */
7374 if (ai->scan_timeout > 0)
7377 if (down_interruptible(&ai->sem))
7380 list_for_each_entry (net, &ai->network_list, list) {
7381 /* Translate to WE format this entry */
7382 current_ev = airo_translate_scan(dev, current_ev,
7383 extra + dwrq->length,
7386 /* Check if there is space for one more entry */
7387 if((extra + dwrq->length - current_ev) <= IW_EV_ADDR_LEN) {
7388 /* Ask user space to try again with a bigger buffer */
7394 /* Length of data */
7395 dwrq->length = (current_ev - extra);
7396 dwrq->flags = 0; /* todo */
7403 /*------------------------------------------------------------------*/
7405 * Commit handler : called after a bunch of SET operations
7407 static int airo_config_commit(struct net_device *dev,
7408 struct iw_request_info *info, /* NULL */
7409 void *zwrq, /* NULL */
7410 char *extra) /* NULL */
7412 struct airo_info *local = dev->priv;
7414 if (!test_bit (FLAG_COMMIT, &local->flags))
7417 /* Some of the "SET" function may have modified some of the
7418 * parameters. It's now time to commit them in the card */
7419 disable_MAC(local, 1);
7420 if (test_bit (FLAG_RESET, &local->flags)) {
7421 APListRid APList_rid;
7424 readAPListRid(local, &APList_rid);
7425 readSsidRid(local, &SSID_rid);
7426 if (test_bit(FLAG_MPI,&local->flags))
7427 setup_card(local, dev->dev_addr, 1 );
7429 reset_airo_card(dev);
7430 disable_MAC(local, 1);
7431 writeSsidRid(local, &SSID_rid, 1);
7432 writeAPListRid(local, &APList_rid, 1);
7434 if (down_interruptible(&local->sem))
7435 return -ERESTARTSYS;
7436 writeConfigRid(local, 0);
7437 enable_MAC(local, 0);
7438 if (test_bit (FLAG_RESET, &local->flags))
7439 airo_set_promisc(local);
7446 /*------------------------------------------------------------------*/
7448 * Structures to export the Wireless Handlers
7451 static const struct iw_priv_args airo_private_args[] = {
7452 /*{ cmd, set_args, get_args, name } */
7453 { AIROIOCTL, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | sizeof (aironet_ioctl),
7454 IW_PRIV_TYPE_BYTE | 2047, "airoioctl" },
7455 { AIROIDIFC, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | sizeof (aironet_ioctl),
7456 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "airoidifc" },
7459 static const iw_handler airo_handler[] =
7461 (iw_handler) airo_config_commit, /* SIOCSIWCOMMIT */
7462 (iw_handler) airo_get_name, /* SIOCGIWNAME */
7463 (iw_handler) NULL, /* SIOCSIWNWID */
7464 (iw_handler) NULL, /* SIOCGIWNWID */
7465 (iw_handler) airo_set_freq, /* SIOCSIWFREQ */
7466 (iw_handler) airo_get_freq, /* SIOCGIWFREQ */
7467 (iw_handler) airo_set_mode, /* SIOCSIWMODE */
7468 (iw_handler) airo_get_mode, /* SIOCGIWMODE */
7469 (iw_handler) airo_set_sens, /* SIOCSIWSENS */
7470 (iw_handler) airo_get_sens, /* SIOCGIWSENS */
7471 (iw_handler) NULL, /* SIOCSIWRANGE */
7472 (iw_handler) airo_get_range, /* SIOCGIWRANGE */
7473 (iw_handler) NULL, /* SIOCSIWPRIV */
7474 (iw_handler) NULL, /* SIOCGIWPRIV */
7475 (iw_handler) NULL, /* SIOCSIWSTATS */
7476 (iw_handler) NULL, /* SIOCGIWSTATS */
7477 iw_handler_set_spy, /* SIOCSIWSPY */
7478 iw_handler_get_spy, /* SIOCGIWSPY */
7479 iw_handler_set_thrspy, /* SIOCSIWTHRSPY */
7480 iw_handler_get_thrspy, /* SIOCGIWTHRSPY */
7481 (iw_handler) airo_set_wap, /* SIOCSIWAP */
7482 (iw_handler) airo_get_wap, /* SIOCGIWAP */
7483 (iw_handler) NULL, /* -- hole -- */
7484 (iw_handler) airo_get_aplist, /* SIOCGIWAPLIST */
7485 (iw_handler) airo_set_scan, /* SIOCSIWSCAN */
7486 (iw_handler) airo_get_scan, /* SIOCGIWSCAN */
7487 (iw_handler) airo_set_essid, /* SIOCSIWESSID */
7488 (iw_handler) airo_get_essid, /* SIOCGIWESSID */
7489 (iw_handler) airo_set_nick, /* SIOCSIWNICKN */
7490 (iw_handler) airo_get_nick, /* SIOCGIWNICKN */
7491 (iw_handler) NULL, /* -- hole -- */
7492 (iw_handler) NULL, /* -- hole -- */
7493 (iw_handler) airo_set_rate, /* SIOCSIWRATE */
7494 (iw_handler) airo_get_rate, /* SIOCGIWRATE */
7495 (iw_handler) airo_set_rts, /* SIOCSIWRTS */
7496 (iw_handler) airo_get_rts, /* SIOCGIWRTS */
7497 (iw_handler) airo_set_frag, /* SIOCSIWFRAG */
7498 (iw_handler) airo_get_frag, /* SIOCGIWFRAG */
7499 (iw_handler) airo_set_txpow, /* SIOCSIWTXPOW */
7500 (iw_handler) airo_get_txpow, /* SIOCGIWTXPOW */
7501 (iw_handler) airo_set_retry, /* SIOCSIWRETRY */
7502 (iw_handler) airo_get_retry, /* SIOCGIWRETRY */
7503 (iw_handler) airo_set_encode, /* SIOCSIWENCODE */
7504 (iw_handler) airo_get_encode, /* SIOCGIWENCODE */
7505 (iw_handler) airo_set_power, /* SIOCSIWPOWER */
7506 (iw_handler) airo_get_power, /* SIOCGIWPOWER */
7507 (iw_handler) NULL, /* -- hole -- */
7508 (iw_handler) NULL, /* -- hole -- */
7509 (iw_handler) NULL, /* SIOCSIWGENIE */
7510 (iw_handler) NULL, /* SIOCGIWGENIE */
7511 (iw_handler) airo_set_auth, /* SIOCSIWAUTH */
7512 (iw_handler) airo_get_auth, /* SIOCGIWAUTH */
7513 (iw_handler) airo_set_encodeext, /* SIOCSIWENCODEEXT */
7514 (iw_handler) airo_get_encodeext, /* SIOCGIWENCODEEXT */
7515 (iw_handler) NULL, /* SIOCSIWPMKSA */
7518 /* Note : don't describe AIROIDIFC and AIROOLDIDIFC in here.
7519 * We want to force the use of the ioctl code, because those can't be
7520 * won't work the iw_handler code (because they simultaneously read
7521 * and write data and iw_handler can't do that).
7522 * Note that it's perfectly legal to read/write on a single ioctl command,
7523 * you just can't use iwpriv and need to force it via the ioctl handler.
7525 static const iw_handler airo_private_handler[] =
7527 NULL, /* SIOCIWFIRSTPRIV */
7530 static const struct iw_handler_def airo_handler_def =
7532 .num_standard = ARRAY_SIZE(airo_handler),
7533 .num_private = ARRAY_SIZE(airo_private_handler),
7534 .num_private_args = ARRAY_SIZE(airo_private_args),
7535 .standard = airo_handler,
7536 .private = airo_private_handler,
7537 .private_args = airo_private_args,
7538 .get_wireless_stats = airo_get_wireless_stats,
7542 * This defines the configuration part of the Wireless Extensions
7543 * Note : irq and spinlock protection will occur in the subroutines
7546 * o Check input value more carefully and fill correct values in range
7547 * o Test and shakeout the bugs (if any)
7551 * Javier Achirica did a great job of merging code from the unnamed CISCO
7552 * developer that added support for flashing the card.
7554 static int airo_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
7557 struct airo_info *ai = (struct airo_info *)dev->priv;
7559 if (ai->power.event)
7569 int val = AIROMAGIC;
7571 if (copy_from_user(&com,rq->ifr_data,sizeof(com)))
7573 else if (copy_to_user(com.data,(char *)&val,sizeof(val)))
7582 /* Get the command struct and hand it off for evaluation by
7583 * the proper subfunction
7587 if (copy_from_user(&com,rq->ifr_data,sizeof(com))) {
7592 /* Separate R/W functions bracket legality here
7594 if ( com.command == AIRORSWVERSION ) {
7595 if (copy_to_user(com.data, swversion, sizeof(swversion)))
7600 else if ( com.command <= AIRORRID)
7601 rc = readrids(dev,&com);
7602 else if ( com.command >= AIROPCAP && com.command <= (AIROPLEAPUSR+2) )
7603 rc = writerids(dev,&com);
7604 else if ( com.command >= AIROFLSHRST && com.command <= AIRORESTART )
7605 rc = flashcard(dev,&com);
7607 rc = -EINVAL; /* Bad command in ioctl */
7610 #endif /* CISCO_EXT */
7612 // All other calls are currently unsupported
7620 * Get the Wireless stats out of the driver
7621 * Note : irq and spinlock protection will occur in the subroutines
7624 * o Check if work in Ad-Hoc mode (otherwise, use SPY, as in wvlan_cs)
7628 static void airo_read_wireless_stats(struct airo_info *local)
7630 StatusRid status_rid;
7632 CapabilityRid cap_rid;
7633 __le32 *vals = stats_rid.vals;
7635 /* Get stats out of the card */
7636 clear_bit(JOB_WSTATS, &local->jobs);
7637 if (local->power.event) {
7641 readCapabilityRid(local, &cap_rid, 0);
7642 readStatusRid(local, &status_rid, 0);
7643 readStatsRid(local, &stats_rid, RID_STATS, 0);
7647 local->wstats.status = le16_to_cpu(status_rid.mode);
7649 /* Signal quality and co */
7651 local->wstats.qual.level =
7652 airo_rssi_to_dbm(local->rssi,
7653 le16_to_cpu(status_rid.sigQuality));
7654 /* normalizedSignalStrength appears to be a percentage */
7655 local->wstats.qual.qual =
7656 le16_to_cpu(status_rid.normalizedSignalStrength);
7658 local->wstats.qual.level =
7659 (le16_to_cpu(status_rid.normalizedSignalStrength) + 321) / 2;
7660 local->wstats.qual.qual = airo_get_quality(&status_rid, &cap_rid);
7662 if (le16_to_cpu(status_rid.len) >= 124) {
7663 local->wstats.qual.noise = 0x100 - status_rid.noisedBm;
7664 local->wstats.qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
7666 local->wstats.qual.noise = 0;
7667 local->wstats.qual.updated = IW_QUAL_QUAL_UPDATED | IW_QUAL_LEVEL_UPDATED | IW_QUAL_NOISE_INVALID | IW_QUAL_DBM;
7670 /* Packets discarded in the wireless adapter due to wireless
7671 * specific problems */
7672 local->wstats.discard.nwid = le32_to_cpu(vals[56]) +
7673 le32_to_cpu(vals[57]) +
7674 le32_to_cpu(vals[58]); /* SSID Mismatch */
7675 local->wstats.discard.code = le32_to_cpu(vals[6]);/* RxWepErr */
7676 local->wstats.discard.fragment = le32_to_cpu(vals[30]);
7677 local->wstats.discard.retries = le32_to_cpu(vals[10]);
7678 local->wstats.discard.misc = le32_to_cpu(vals[1]) +
7679 le32_to_cpu(vals[32]);
7680 local->wstats.miss.beacon = le32_to_cpu(vals[34]);
7683 static struct iw_statistics *airo_get_wireless_stats(struct net_device *dev)
7685 struct airo_info *local = dev->priv;
7687 if (!test_bit(JOB_WSTATS, &local->jobs)) {
7688 /* Get stats out of the card if available */
7689 if (down_trylock(&local->sem) != 0) {
7690 set_bit(JOB_WSTATS, &local->jobs);
7691 wake_up_interruptible(&local->thr_wait);
7693 airo_read_wireless_stats(local);
7696 return &local->wstats;
7701 * This just translates from driver IOCTL codes to the command codes to
7702 * feed to the radio's host interface. Things can be added/deleted
7703 * as needed. This represents the READ side of control I/O to
7706 static int readrids(struct net_device *dev, aironet_ioctl *comp) {
7707 unsigned short ridcode;
7708 unsigned char *iobuf;
7710 struct airo_info *ai = dev->priv;
7712 if (test_bit(FLAG_FLASHING, &ai->flags))
7715 switch(comp->command)
7717 case AIROGCAP: ridcode = RID_CAPABILITIES; break;
7718 case AIROGCFG: ridcode = RID_CONFIG;
7719 if (test_bit(FLAG_COMMIT, &ai->flags)) {
7720 disable_MAC (ai, 1);
7721 writeConfigRid (ai, 1);
7725 case AIROGSLIST: ridcode = RID_SSID; break;
7726 case AIROGVLIST: ridcode = RID_APLIST; break;
7727 case AIROGDRVNAM: ridcode = RID_DRVNAME; break;
7728 case AIROGEHTENC: ridcode = RID_ETHERENCAP; break;
7729 case AIROGWEPKTMP: ridcode = RID_WEP_TEMP;
7730 /* Only super-user can read WEP keys */
7731 if (!capable(CAP_NET_ADMIN))
7734 case AIROGWEPKNV: ridcode = RID_WEP_PERM;
7735 /* Only super-user can read WEP keys */
7736 if (!capable(CAP_NET_ADMIN))
7739 case AIROGSTAT: ridcode = RID_STATUS; break;
7740 case AIROGSTATSD32: ridcode = RID_STATSDELTA; break;
7741 case AIROGSTATSC32: ridcode = RID_STATS; break;
7743 if (copy_to_user(comp->data, &ai->micstats,
7744 min((int)comp->len,(int)sizeof(ai->micstats))))
7747 case AIRORRID: ridcode = comp->ridnum; break;
7753 if ((iobuf = kmalloc(RIDSIZE, GFP_KERNEL)) == NULL)
7756 PC4500_readrid(ai,ridcode,iobuf,RIDSIZE, 1);
7757 /* get the count of bytes in the rid docs say 1st 2 bytes is it.
7758 * then return it to the user
7759 * 9/22/2000 Honor user given length
7763 if (copy_to_user(comp->data, iobuf, min(len, (int)RIDSIZE))) {
7772 * Danger Will Robinson write the rids here
7775 static int writerids(struct net_device *dev, aironet_ioctl *comp) {
7776 struct airo_info *ai = dev->priv;
7779 static int (* writer)(struct airo_info *, u16 rid, const void *, int, int);
7780 unsigned char *iobuf;
7782 /* Only super-user can write RIDs */
7783 if (!capable(CAP_NET_ADMIN))
7786 if (test_bit(FLAG_FLASHING, &ai->flags))
7790 writer = do_writerid;
7792 switch(comp->command)
7794 case AIROPSIDS: ridcode = RID_SSID; break;
7795 case AIROPCAP: ridcode = RID_CAPABILITIES; break;
7796 case AIROPAPLIST: ridcode = RID_APLIST; break;
7797 case AIROPCFG: ai->config.len = 0;
7798 clear_bit(FLAG_COMMIT, &ai->flags);
7799 ridcode = RID_CONFIG; break;
7800 case AIROPWEPKEYNV: ridcode = RID_WEP_PERM; break;
7801 case AIROPLEAPUSR: ridcode = RID_LEAPUSERNAME; break;
7802 case AIROPLEAPPWD: ridcode = RID_LEAPPASSWORD; break;
7803 case AIROPWEPKEY: ridcode = RID_WEP_TEMP; writer = PC4500_writerid;
7805 case AIROPLEAPUSR+1: ridcode = 0xFF2A; break;
7806 case AIROPLEAPUSR+2: ridcode = 0xFF2B; break;
7808 /* this is not really a rid but a command given to the card
7812 if (enable_MAC(ai, 1) != 0)
7817 * Evidently this code in the airo driver does not get a symbol
7818 * as disable_MAC. it's probably so short the compiler does not gen one.
7824 /* This command merely clears the counts does not actually store any data
7825 * only reads rid. But as it changes the cards state, I put it in the
7826 * writerid routines.
7829 if ((iobuf = kmalloc(RIDSIZE, GFP_KERNEL)) == NULL)
7832 PC4500_readrid(ai,RID_STATSDELTACLEAR,iobuf,RIDSIZE, 1);
7834 enabled = ai->micstats.enabled;
7835 memset(&ai->micstats,0,sizeof(ai->micstats));
7836 ai->micstats.enabled = enabled;
7838 if (copy_to_user(comp->data, iobuf,
7839 min((int)comp->len, (int)RIDSIZE))) {
7847 return -EOPNOTSUPP; /* Blarg! */
7849 if(comp->len > RIDSIZE)
7852 if ((iobuf = kmalloc(RIDSIZE, GFP_KERNEL)) == NULL)
7855 if (copy_from_user(iobuf,comp->data,comp->len)) {
7860 if (comp->command == AIROPCFG) {
7861 ConfigRid *cfg = (ConfigRid *)iobuf;
7863 if (test_bit(FLAG_MIC_CAPABLE, &ai->flags))
7864 cfg->opmode |= cpu_to_le16(MODE_MIC);
7866 if ((le16_to_cpu(cfg->opmode) & 0xFF) == MODE_STA_IBSS)
7867 set_bit (FLAG_ADHOC, &ai->flags);
7869 clear_bit (FLAG_ADHOC, &ai->flags);
7872 if((*writer)(ai, ridcode, iobuf,comp->len,1)) {
7880 /*****************************************************************************
7881 * Ancillary flash / mod functions much black magic lurkes here *
7882 *****************************************************************************
7886 * Flash command switch table
7889 static int flashcard(struct net_device *dev, aironet_ioctl *comp) {
7892 /* Only super-user can modify flash */
7893 if (!capable(CAP_NET_ADMIN))
7896 switch(comp->command)
7899 return cmdreset((struct airo_info *)dev->priv);
7902 if (!((struct airo_info *)dev->priv)->flash &&
7903 (((struct airo_info *)dev->priv)->flash = kmalloc (FLASHSIZE, GFP_KERNEL)) == NULL)
7905 return setflashmode((struct airo_info *)dev->priv);
7907 case AIROFLSHGCHR: /* Get char from aux */
7908 if(comp->len != sizeof(int))
7910 if (copy_from_user(&z,comp->data,comp->len))
7912 return flashgchar((struct airo_info *)dev->priv,z,8000);
7914 case AIROFLSHPCHR: /* Send char to card. */
7915 if(comp->len != sizeof(int))
7917 if (copy_from_user(&z,comp->data,comp->len))
7919 return flashpchar((struct airo_info *)dev->priv,z,8000);
7921 case AIROFLPUTBUF: /* Send 32k to card */
7922 if (!((struct airo_info *)dev->priv)->flash)
7924 if(comp->len > FLASHSIZE)
7926 if(copy_from_user(((struct airo_info *)dev->priv)->flash,comp->data,comp->len))
7929 flashputbuf((struct airo_info *)dev->priv);
7933 if(flashrestart((struct airo_info *)dev->priv,dev))
7940 #define FLASH_COMMAND 0x7e7e
7944 * Disable MAC and do soft reset on
7948 static int cmdreset(struct airo_info *ai) {
7952 airo_print_info(ai->dev->name, "Waitbusy hang before RESET");
7956 OUT4500(ai,COMMAND,CMD_SOFTRESET);
7958 ssleep(1); /* WAS 600 12/7/00 */
7961 airo_print_info(ai->dev->name, "Waitbusy hang AFTER RESET");
7968 * Put the card in legendary flash
7972 static int setflashmode (struct airo_info *ai) {
7973 set_bit (FLAG_FLASHING, &ai->flags);
7975 OUT4500(ai, SWS0, FLASH_COMMAND);
7976 OUT4500(ai, SWS1, FLASH_COMMAND);
7978 OUT4500(ai, SWS0, FLASH_COMMAND);
7979 OUT4500(ai, COMMAND,0x10);
7981 OUT4500(ai, SWS2, FLASH_COMMAND);
7982 OUT4500(ai, SWS3, FLASH_COMMAND);
7983 OUT4500(ai, COMMAND,0);
7985 msleep(500); /* 500ms delay */
7988 clear_bit (FLAG_FLASHING, &ai->flags);
7989 airo_print_info(ai->dev->name, "Waitbusy hang after setflash mode");
7995 /* Put character to SWS0 wait for dwelltime
7999 static int flashpchar(struct airo_info *ai,int byte,int dwelltime) {
8010 /* Wait for busy bit d15 to go false indicating buffer empty */
8011 while ((IN4500 (ai, SWS0) & 0x8000) && waittime > 0) {
8016 /* timeout for busy clear wait */
8018 airo_print_info(ai->dev->name, "flash putchar busywait timeout!");
8022 /* Port is clear now write byte and wait for it to echo back */
8024 OUT4500(ai,SWS0,byte);
8027 echo = IN4500(ai,SWS1);
8028 } while (dwelltime >= 0 && echo != byte);
8032 return (echo == byte) ? 0 : -EIO;
8036 * Get a character from the card matching matchbyte
8039 static int flashgchar(struct airo_info *ai,int matchbyte,int dwelltime){
8041 unsigned char rbyte=0;
8044 rchar = IN4500(ai,SWS1);
8046 if(dwelltime && !(0x8000 & rchar)){
8051 rbyte = 0xff & rchar;
8053 if( (rbyte == matchbyte) && (0x8000 & rchar) ){
8057 if( rbyte == 0x81 || rbyte == 0x82 || rbyte == 0x83 || rbyte == 0x1a || 0xffff == rchar)
8061 }while(dwelltime > 0);
8066 * Transfer 32k of firmware data from user buffer to our buffer and
8070 static int flashputbuf(struct airo_info *ai){
8074 if (test_bit(FLAG_MPI,&ai->flags))
8075 memcpy_toio(ai->pciaux + 0x8000, ai->flash, FLASHSIZE);
8077 OUT4500(ai,AUXPAGE,0x100);
8078 OUT4500(ai,AUXOFF,0);
8080 for(nwords=0;nwords != FLASHSIZE / 2;nwords++){
8081 OUT4500(ai,AUXDATA,ai->flash[nwords] & 0xffff);
8084 OUT4500(ai,SWS0,0x8000);
8092 static int flashrestart(struct airo_info *ai,struct net_device *dev){
8095 ssleep(1); /* Added 12/7/00 */
8096 clear_bit (FLAG_FLASHING, &ai->flags);
8097 if (test_bit(FLAG_MPI, &ai->flags)) {
8098 status = mpi_init_descriptors(ai);
8099 if (status != SUCCESS)
8102 status = setup_card(ai, dev->dev_addr, 1);
8104 if (!test_bit(FLAG_MPI,&ai->flags))
8105 for( i = 0; i < MAX_FIDS; i++ ) {
8106 ai->fids[i] = transmit_allocate
8107 ( ai, AIRO_DEF_MTU, i >= MAX_FIDS / 2 );
8110 ssleep(1); /* Added 12/7/00 */
8113 #endif /* CISCO_EXT */
8116 This program is free software; you can redistribute it and/or
8117 modify it under the terms of the GNU General Public License
8118 as published by the Free Software Foundation; either version 2
8119 of the License, or (at your option) any later version.
8121 This program is distributed in the hope that it will be useful,
8122 but WITHOUT ANY WARRANTY; without even the implied warranty of
8123 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
8124 GNU General Public License for more details.
8128 Redistribution and use in source and binary forms, with or without
8129 modification, are permitted provided that the following conditions
8132 1. Redistributions of source code must retain the above copyright
8133 notice, this list of conditions and the following disclaimer.
8134 2. Redistributions in binary form must reproduce the above copyright
8135 notice, this list of conditions and the following disclaimer in the
8136 documentation and/or other materials provided with the distribution.
8137 3. The name of the author may not be used to endorse or promote
8138 products derived from this software without specific prior written
8141 THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
8142 IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
8143 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
8144 ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
8145 INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
8146 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
8147 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
8148 HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
8149 STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
8150 IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
8151 POSSIBILITY OF SUCH DAMAGE.
8154 module_init(airo_init_module);
8155 module_exit(airo_cleanup_module);