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>
28 #include <linux/smp_lock.h>
30 #include <linux/sched.h>
31 #include <linux/ptrace.h>
32 #include <linux/slab.h>
33 #include <linux/string.h>
34 #include <linux/timer.h>
35 #include <linux/interrupt.h>
37 #include <linux/bitops.h>
38 #include <linux/scatterlist.h>
39 #include <linux/crypto.h>
41 #include <asm/system.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>
56 static struct pci_device_id card_ids[] = {
57 { 0x14b9, 1, PCI_ANY_ID, PCI_ANY_ID, },
58 { 0x14b9, 0x4500, PCI_ANY_ID, PCI_ANY_ID },
59 { 0x14b9, 0x4800, PCI_ANY_ID, PCI_ANY_ID, },
60 { 0x14b9, 0x0340, PCI_ANY_ID, PCI_ANY_ID, },
61 { 0x14b9, 0x0350, PCI_ANY_ID, PCI_ANY_ID, },
62 { 0x14b9, 0x5000, PCI_ANY_ID, PCI_ANY_ID, },
63 { 0x14b9, 0xa504, PCI_ANY_ID, PCI_ANY_ID, },
66 MODULE_DEVICE_TABLE(pci, card_ids);
68 static int airo_pci_probe(struct pci_dev *, const struct pci_device_id *);
69 static void airo_pci_remove(struct pci_dev *);
70 static int airo_pci_suspend(struct pci_dev *pdev, pm_message_t state);
71 static int airo_pci_resume(struct pci_dev *pdev);
73 static struct pci_driver airo_driver = {
76 .probe = airo_pci_probe,
77 .remove = __devexit_p(airo_pci_remove),
78 .suspend = airo_pci_suspend,
79 .resume = airo_pci_resume,
81 #endif /* CONFIG_PCI */
83 /* Include Wireless Extension definition and check version - Jean II */
84 #include <linux/wireless.h>
85 #define WIRELESS_SPY // enable iwspy support
86 #include <net/iw_handler.h> // New driver API
88 #define CISCO_EXT // enable Cisco extensions
90 #include <linux/delay.h>
93 /* Hack to do some power saving */
96 /* As you can see this list is HUGH!
97 I really don't know what a lot of these counts are about, but they
98 are all here for completeness. If the IGNLABEL macro is put in
99 infront of the label, that statistic will not be included in the list
100 of statistics in the /proc filesystem */
102 #define IGNLABEL(comment) NULL
103 static char *statsLabels[] = {
105 IGNLABEL("RxPlcpCrcErr"),
106 IGNLABEL("RxPlcpFormatErr"),
107 IGNLABEL("RxPlcpLengthErr"),
138 "LostSync-MissedBeacons",
139 "LostSync-ArlExceeded",
141 "LostSync-Disassoced",
142 "LostSync-TsfTiming",
151 IGNLABEL("HmacTxMc"),
152 IGNLABEL("HmacTxBc"),
153 IGNLABEL("HmacTxUc"),
154 IGNLABEL("HmacTxFail"),
155 IGNLABEL("HmacRxMc"),
156 IGNLABEL("HmacRxBc"),
157 IGNLABEL("HmacRxUc"),
158 IGNLABEL("HmacRxDiscard"),
159 IGNLABEL("HmacRxAccepted"),
167 IGNLABEL("ReasonOutsideTable"),
168 IGNLABEL("ReasonStatus1"),
169 IGNLABEL("ReasonStatus2"),
170 IGNLABEL("ReasonStatus3"),
171 IGNLABEL("ReasonStatus4"),
172 IGNLABEL("ReasonStatus5"),
173 IGNLABEL("ReasonStatus6"),
174 IGNLABEL("ReasonStatus7"),
175 IGNLABEL("ReasonStatus8"),
176 IGNLABEL("ReasonStatus9"),
177 IGNLABEL("ReasonStatus10"),
178 IGNLABEL("ReasonStatus11"),
179 IGNLABEL("ReasonStatus12"),
180 IGNLABEL("ReasonStatus13"),
181 IGNLABEL("ReasonStatus14"),
182 IGNLABEL("ReasonStatus15"),
183 IGNLABEL("ReasonStatus16"),
184 IGNLABEL("ReasonStatus17"),
185 IGNLABEL("ReasonStatus18"),
186 IGNLABEL("ReasonStatus19"),
206 #define RUN_AT(x) (jiffies+(x))
210 /* These variables are for insmod, since it seems that the rates
211 can only be set in setup_card. Rates should be a comma separated
212 (no spaces) list of rates (up to 8). */
215 static int basic_rate;
216 static char *ssids[3];
222 int maxencrypt /* = 0 */; /* The highest rate that the card can encrypt at.
223 0 means no limit. For old cards this was 4 */
225 static int auto_wep /* = 0 */; /* If set, it tries to figure out the wep mode */
226 static int aux_bap /* = 0 */; /* Checks to see if the aux ports are needed to read
227 the bap, needed on some older cards and buses. */
230 static int probe = 1;
232 static int proc_uid /* = 0 */;
234 static int proc_gid /* = 0 */;
236 static int airo_perm = 0555;
238 static int proc_perm = 0644;
240 MODULE_AUTHOR("Benjamin Reed");
241 MODULE_DESCRIPTION("Support for Cisco/Aironet 802.11 wireless ethernet \
242 cards. Direct support for ISA/PCI/MPI cards and support \
243 for PCMCIA when used with airo_cs.");
244 MODULE_LICENSE("Dual BSD/GPL");
245 MODULE_SUPPORTED_DEVICE("Aironet 4500, 4800 and Cisco 340/350");
246 module_param_array(io, int, NULL, 0);
247 module_param_array(irq, int, NULL, 0);
248 module_param(basic_rate, int, 0);
249 module_param_array(rates, int, NULL, 0);
250 module_param_array(ssids, charp, NULL, 0);
251 module_param(auto_wep, int, 0);
252 MODULE_PARM_DESC(auto_wep, "If non-zero, the driver will keep looping through \
253 the authentication options until an association is made. The value of \
254 auto_wep is number of the wep keys to check. A value of 2 will try using \
255 the key at index 0 and index 1.");
256 module_param(aux_bap, int, 0);
257 MODULE_PARM_DESC(aux_bap, "If non-zero, the driver will switch into a mode \
258 than seems to work better for older cards with some older buses. Before \
259 switching it checks that the switch is needed.");
260 module_param(maxencrypt, int, 0);
261 MODULE_PARM_DESC(maxencrypt, "The maximum speed that the card can do \
262 encryption. Units are in 512kbs. Zero (default) means there is no limit. \
263 Older cards used to be limited to 2mbs (4).");
264 module_param(adhoc, int, 0);
265 MODULE_PARM_DESC(adhoc, "If non-zero, the card will start in adhoc mode.");
266 module_param(probe, int, 0);
267 MODULE_PARM_DESC(probe, "If zero, the driver won't start the card.");
269 module_param(proc_uid, int, 0);
270 MODULE_PARM_DESC(proc_uid, "The uid that the /proc files will belong to.");
271 module_param(proc_gid, int, 0);
272 MODULE_PARM_DESC(proc_gid, "The gid that the /proc files will belong to.");
273 module_param(airo_perm, int, 0);
274 MODULE_PARM_DESC(airo_perm, "The permission bits of /proc/[driver/]aironet.");
275 module_param(proc_perm, int, 0);
276 MODULE_PARM_DESC(proc_perm, "The permission bits of the files in /proc");
278 /* This is a kind of sloppy hack to get this information to OUT4500 and
279 IN4500. I would be extremely interested in the situation where this
280 doesn't work though!!! */
281 static int do8bitIO = 0;
290 #define MAC_ENABLE 0x0001
291 #define MAC_DISABLE 0x0002
292 #define CMD_LOSE_SYNC 0x0003 /* Not sure what this does... */
293 #define CMD_SOFTRESET 0x0004
294 #define HOSTSLEEP 0x0005
295 #define CMD_MAGIC_PKT 0x0006
296 #define CMD_SETWAKEMASK 0x0007
297 #define CMD_READCFG 0x0008
298 #define CMD_SETMODE 0x0009
299 #define CMD_ALLOCATETX 0x000a
300 #define CMD_TRANSMIT 0x000b
301 #define CMD_DEALLOCATETX 0x000c
303 #define CMD_WORKAROUND 0x0011
304 #define CMD_ALLOCATEAUX 0x0020
305 #define CMD_ACCESS 0x0021
306 #define CMD_PCIBAP 0x0022
307 #define CMD_PCIAUX 0x0023
308 #define CMD_ALLOCBUF 0x0028
309 #define CMD_GETTLV 0x0029
310 #define CMD_PUTTLV 0x002a
311 #define CMD_DELTLV 0x002b
312 #define CMD_FINDNEXTTLV 0x002c
313 #define CMD_PSPNODES 0x0030
314 #define CMD_SETCW 0x0031
315 #define CMD_SETPCF 0x0032
316 #define CMD_SETPHYREG 0x003e
317 #define CMD_TXTEST 0x003f
318 #define MAC_ENABLETX 0x0101
319 #define CMD_LISTBSS 0x0103
320 #define CMD_SAVECFG 0x0108
321 #define CMD_ENABLEAUX 0x0111
322 #define CMD_WRITERID 0x0121
323 #define CMD_USEPSPNODES 0x0130
324 #define MAC_ENABLERX 0x0201
327 #define ERROR_QUALIF 0x00
328 #define ERROR_ILLCMD 0x01
329 #define ERROR_ILLFMT 0x02
330 #define ERROR_INVFID 0x03
331 #define ERROR_INVRID 0x04
332 #define ERROR_LARGE 0x05
333 #define ERROR_NDISABL 0x06
334 #define ERROR_ALLOCBSY 0x07
335 #define ERROR_NORD 0x0B
336 #define ERROR_NOWR 0x0C
337 #define ERROR_INVFIDTX 0x0D
338 #define ERROR_TESTACT 0x0E
339 #define ERROR_TAGNFND 0x12
340 #define ERROR_DECODE 0x20
341 #define ERROR_DESCUNAV 0x21
342 #define ERROR_BADLEN 0x22
343 #define ERROR_MODE 0x80
344 #define ERROR_HOP 0x81
345 #define ERROR_BINTER 0x82
346 #define ERROR_RXMODE 0x83
347 #define ERROR_MACADDR 0x84
348 #define ERROR_RATES 0x85
349 #define ERROR_ORDER 0x86
350 #define ERROR_SCAN 0x87
351 #define ERROR_AUTH 0x88
352 #define ERROR_PSMODE 0x89
353 #define ERROR_RTYPE 0x8A
354 #define ERROR_DIVER 0x8B
355 #define ERROR_SSID 0x8C
356 #define ERROR_APLIST 0x8D
357 #define ERROR_AUTOWAKE 0x8E
358 #define ERROR_LEAP 0x8F
369 #define LINKSTAT 0x10
373 #define TXALLOCFID 0x22
374 #define TXCOMPLFID 0x24
389 /* Offset into aux memory for descriptors */
390 #define AUX_OFFSET 0x800
391 /* Size of allocated packets */
394 /* Size of the transmit queue */
398 #define BAP0 0 // Used for receiving packets
399 #define BAP1 2 // Used for xmiting packets and working with RIDS
402 #define COMMAND_BUSY 0x8000
404 #define BAP_BUSY 0x8000
405 #define BAP_ERR 0x4000
406 #define BAP_DONE 0x2000
408 #define PROMISC 0xffff
409 #define NOPROMISC 0x0000
412 #define EV_CLEARCOMMANDBUSY 0x4000
415 #define EV_TXEXC 0x04
416 #define EV_ALLOC 0x08
418 #define EV_AWAKE 0x100
419 #define EV_TXCPY 0x400
420 #define EV_UNKNOWN 0x800
421 #define EV_MIC 0x1000 /* Message Integrity Check Interrupt */
422 #define EV_AWAKEN 0x2000
423 #define STATUS_INTS (EV_AWAKE|EV_LINK|EV_TXEXC|EV_TX|EV_TXCPY|EV_RX|EV_MIC)
425 #ifdef CHECK_UNKNOWN_INTS
426 #define IGNORE_INTS ( EV_CMD | EV_UNKNOWN)
428 #define IGNORE_INTS (~STATUS_INTS)
435 #define RID_CAPABILITIES 0xFF00
436 #define RID_APINFO 0xFF01
437 #define RID_RADIOINFO 0xFF02
438 #define RID_UNKNOWN3 0xFF03
439 #define RID_RSSI 0xFF04
440 #define RID_CONFIG 0xFF10
441 #define RID_SSID 0xFF11
442 #define RID_APLIST 0xFF12
443 #define RID_DRVNAME 0xFF13
444 #define RID_ETHERENCAP 0xFF14
445 #define RID_WEP_TEMP 0xFF15
446 #define RID_WEP_PERM 0xFF16
447 #define RID_MODULATION 0xFF17
448 #define RID_OPTIONS 0xFF18
449 #define RID_ACTUALCONFIG 0xFF20 /*readonly*/
450 #define RID_FACTORYCONFIG 0xFF21
451 #define RID_UNKNOWN22 0xFF22
452 #define RID_LEAPUSERNAME 0xFF23
453 #define RID_LEAPPASSWORD 0xFF24
454 #define RID_STATUS 0xFF50
455 #define RID_BEACON_HST 0xFF51
456 #define RID_BUSY_HST 0xFF52
457 #define RID_RETRIES_HST 0xFF53
458 #define RID_UNKNOWN54 0xFF54
459 #define RID_UNKNOWN55 0xFF55
460 #define RID_UNKNOWN56 0xFF56
461 #define RID_MIC 0xFF57
462 #define RID_STATS16 0xFF60
463 #define RID_STATS16DELTA 0xFF61
464 #define RID_STATS16DELTACLEAR 0xFF62
465 #define RID_STATS 0xFF68
466 #define RID_STATSDELTA 0xFF69
467 #define RID_STATSDELTACLEAR 0xFF6A
468 #define RID_ECHOTEST_RID 0xFF70
469 #define RID_ECHOTEST_RESULTS 0xFF71
470 #define RID_BSSLISTFIRST 0xFF72
471 #define RID_BSSLISTNEXT 0xFF73
472 #define RID_WPA_BSSLISTFIRST 0xFF74
473 #define RID_WPA_BSSLISTNEXT 0xFF75
490 * Rids and endian-ness: The Rids will always be in cpu endian, since
491 * this all the patches from the big-endian guys end up doing that.
492 * so all rid access should use the read/writeXXXRid routines.
495 /* This is redundant for x86 archs, but it seems necessary for ARM */
498 /* This structure came from an email sent to me from an engineer at
499 aironet for inclusion into this driver */
508 /* These structures are from the Aironet's PC4500 Developers Manual */
522 #define MOD_DEFAULT 0
528 u16 len; /* sizeof(ConfigRid) */
529 u16 opmode; /* operating mode */
530 #define MODE_STA_IBSS 0
531 #define MODE_STA_ESS 1
533 #define MODE_AP_RPTR 3
534 #define MODE_ETHERNET_HOST (0<<8) /* rx payloads converted */
535 #define MODE_LLC_HOST (1<<8) /* rx payloads left as is */
536 #define MODE_AIRONET_EXTEND (1<<9) /* enable Aironet extenstions */
537 #define MODE_AP_INTERFACE (1<<10) /* enable ap interface extensions */
538 #define MODE_ANTENNA_ALIGN (1<<11) /* enable antenna alignment */
539 #define MODE_ETHER_LLC (1<<12) /* enable ethernet LLC */
540 #define MODE_LEAF_NODE (1<<13) /* enable leaf node bridge */
541 #define MODE_CF_POLLABLE (1<<14) /* enable CF pollable */
542 #define MODE_MIC (1<<15) /* enable MIC */
543 u16 rmode; /* receive mode */
544 #define RXMODE_BC_MC_ADDR 0
545 #define RXMODE_BC_ADDR 1 /* ignore multicasts */
546 #define RXMODE_ADDR 2 /* ignore multicast and broadcast */
547 #define RXMODE_RFMON 3 /* wireless monitor mode */
548 #define RXMODE_RFMON_ANYBSS 4
549 #define RXMODE_LANMON 5 /* lan style monitor -- data packets only */
550 #define RXMODE_DISABLE_802_3_HEADER (1<<8) /* disables 802.3 header on rx */
551 #define RXMODE_NORMALIZED_RSSI (1<<9) /* return normalized RSSI */
554 u8 macAddr[ETH_ALEN];
558 u16 txLifetime; /* in kusec */
559 u16 rxLifetime; /* in kusec */
562 u16 u16deviceType; /* for overriding device type */
566 /*---------- Scanning/Associating ----------*/
568 #define SCANMODE_ACTIVE 0
569 #define SCANMODE_PASSIVE 1
570 #define SCANMODE_AIROSCAN 2
571 u16 probeDelay; /* in kusec */
572 u16 probeEnergyTimeout; /* in kusec */
573 u16 probeResponseTimeout;
574 u16 beaconListenTimeout;
578 #define AUTH_OPEN 0x1
579 #define AUTH_ENCRYPT 0x101
580 #define AUTH_SHAREDKEY 0x102
581 #define AUTH_ALLOW_UNENCRYPTED 0x200
582 u16 associationTimeout;
583 u16 specifiedApTimeout;
584 u16 offlineScanInterval;
585 u16 offlineScanDuration;
587 u16 maxBeaconLostTime;
589 #define DISABLE_REFRESH 0xFFFF
591 /*---------- Power save operation ----------*/
593 #define POWERSAVE_CAM 0
594 #define POWERSAVE_PSP 1
595 #define POWERSAVE_PSPCAM 2
598 u16 fastListenInterval;
602 /*---------- Ap/Ibss config items ----------*/
611 /*---------- Radio configuration ----------*/
613 #define RADIOTYPE_DEFAULT 0
614 #define RADIOTYPE_802_11 1
615 #define RADIOTYPE_LEGACY 2
619 #define TXPOWER_DEFAULT 0
621 #define RSSI_DEFAULT 0
623 #define PREAMBLE_AUTO 0
624 #define PREAMBLE_LONG 1
625 #define PREAMBLE_SHORT 2
629 /*---------- Aironet Extensions ----------*/
635 /*---------- Aironet Extensions ----------*/
637 #define MAGIC_ACTION_STSCHG 1
638 #define MAGIC_ACTION_RESUME 2
639 #define MAGIC_IGNORE_MCAST (1<<8)
640 #define MAGIC_IGNORE_BCAST (1<<9)
641 #define MAGIC_SWITCH_TO_PSP (0<<10)
642 #define MAGIC_STAY_IN_CAM (1<<10)
656 u8 bssid[4][ETH_ALEN];
670 u16 normalizedSignalStrength;
673 u8 noisePercent; /* Noise percent in last second */
674 u8 noisedBm; /* Noise dBm in last second */
675 u8 noiseAvePercent; /* Noise percent in last minute */
676 u8 noiseAvedBm; /* Noise dBm in last minute */
677 u8 noiseMaxPercent; /* Highest noise percent in last minute */
678 u8 noiseMaxdBm; /* Highest noise dbm in last minute */
682 #define STAT_NOPACKETS 0
683 #define STAT_NOCARRIERSET 10
684 #define STAT_GOTCARRIERSET 11
685 #define STAT_WRONGSSID 20
686 #define STAT_BADCHANNEL 25
687 #define STAT_BADBITRATES 30
688 #define STAT_BADPRIVACY 35
689 #define STAT_APFOUND 40
690 #define STAT_APREJECTED 50
691 #define STAT_AUTHENTICATING 60
692 #define STAT_DEAUTHENTICATED 61
693 #define STAT_AUTHTIMEOUT 62
694 #define STAT_ASSOCIATING 70
695 #define STAT_DEASSOCIATED 71
696 #define STAT_ASSOCTIMEOUT 72
697 #define STAT_NOTAIROAP 73
698 #define STAT_ASSOCIATED 80
699 #define STAT_LEAPING 90
700 #define STAT_LEAPFAILED 91
701 #define STAT_LEAPTIMEDOUT 92
702 #define STAT_LEAPCOMPLETE 93
725 char factoryAddr[ETH_ALEN];
726 char aironetAddr[ETH_ALEN];
729 char callid[ETH_ALEN];
730 char supportedRates[8];
733 u16 txPowerLevels[8];
747 /* Only present on firmware >= 5.30.17 */
750 u8 fixed[12]; /* WLAN management frame */
756 u16 index; /* First is 0 and 0xffff means end of list */
757 #define RADIO_FH 1 /* Frequency hopping radio type */
758 #define RADIO_DS 2 /* Direct sequence radio type */
759 #define RADIO_TMA 4 /* Proprietary radio used in old cards (2500) */
761 u8 bssid[ETH_ALEN]; /* Mac address of the BSS */
766 #define CAP_ESS (1<<0)
767 #define CAP_IBSS (1<<1)
768 #define CAP_PRIVACY (1<<4)
769 #define CAP_SHORTHDR (1<<5)
772 u8 rates[8]; /* Same as rates for config rid */
773 struct { /* For frequency hopping only */
783 /* Only present on firmware >= 5.30.17 */
784 BSSListRidExtra extra;
789 struct list_head list;
835 #define TXCTL_TXOK (1<<1) /* report if tx is ok */
836 #define TXCTL_TXEX (1<<2) /* report if tx fails */
837 #define TXCTL_802_3 (0<<3) /* 802.3 packet */
838 #define TXCTL_802_11 (1<<3) /* 802.11 mac packet */
839 #define TXCTL_ETHERNET (0<<4) /* payload has ethertype */
840 #define TXCTL_LLC (1<<4) /* payload is llc */
841 #define TXCTL_RELEASE (0<<5) /* release after completion */
842 #define TXCTL_NORELEASE (1<<5) /* on completion returns to host */
844 #define BUSY_FID 0x10000
847 #define AIROMAGIC 0xa55a
848 /* Warning : SIOCDEVPRIVATE may disapear during 2.5.X - Jean II */
849 #ifdef SIOCIWFIRSTPRIV
850 #ifdef SIOCDEVPRIVATE
851 #define AIROOLDIOCTL SIOCDEVPRIVATE
852 #define AIROOLDIDIFC AIROOLDIOCTL + 1
853 #endif /* SIOCDEVPRIVATE */
854 #else /* SIOCIWFIRSTPRIV */
855 #define SIOCIWFIRSTPRIV SIOCDEVPRIVATE
856 #endif /* SIOCIWFIRSTPRIV */
857 /* This may be wrong. When using the new SIOCIWFIRSTPRIV range, we probably
858 * should use only "GET" ioctls (last bit set to 1). "SET" ioctls are root
859 * only and don't return the modified struct ifreq to the application which
860 * is usually a problem. - Jean II */
861 #define AIROIOCTL SIOCIWFIRSTPRIV
862 #define AIROIDIFC AIROIOCTL + 1
864 /* Ioctl constants to be used in airo_ioctl.command */
866 #define AIROGCAP 0 // Capability rid
867 #define AIROGCFG 1 // USED A LOT
868 #define AIROGSLIST 2 // System ID list
869 #define AIROGVLIST 3 // List of specified AP's
870 #define AIROGDRVNAM 4 // NOTUSED
871 #define AIROGEHTENC 5 // NOTUSED
872 #define AIROGWEPKTMP 6
873 #define AIROGWEPKNV 7
875 #define AIROGSTATSC32 9
876 #define AIROGSTATSD32 10
877 #define AIROGMICRID 11
878 #define AIROGMICSTATS 12
879 #define AIROGFLAGS 13
882 #define AIRORSWVERSION 17
884 /* Leave gap of 40 commands after AIROGSTATSD32 for future */
886 #define AIROPCAP AIROGSTATSD32 + 40
887 #define AIROPVLIST AIROPCAP + 1
888 #define AIROPSLIST AIROPVLIST + 1
889 #define AIROPCFG AIROPSLIST + 1
890 #define AIROPSIDS AIROPCFG + 1
891 #define AIROPAPLIST AIROPSIDS + 1
892 #define AIROPMACON AIROPAPLIST + 1 /* Enable mac */
893 #define AIROPMACOFF AIROPMACON + 1 /* Disable mac */
894 #define AIROPSTCLR AIROPMACOFF + 1
895 #define AIROPWEPKEY AIROPSTCLR + 1
896 #define AIROPWEPKEYNV AIROPWEPKEY + 1
897 #define AIROPLEAPPWD AIROPWEPKEYNV + 1
898 #define AIROPLEAPUSR AIROPLEAPPWD + 1
902 #define AIROFLSHRST AIROPWEPKEYNV + 40
903 #define AIROFLSHGCHR AIROFLSHRST + 1
904 #define AIROFLSHSTFL AIROFLSHGCHR + 1
905 #define AIROFLSHPCHR AIROFLSHSTFL + 1
906 #define AIROFLPUTBUF AIROFLSHPCHR + 1
907 #define AIRORESTART AIROFLPUTBUF + 1
909 #define FLASHSIZE 32768
910 #define AUXMEMSIZE (256 * 1024)
912 typedef struct aironet_ioctl {
913 unsigned short command; // What to do
914 unsigned short len; // Len of data
915 unsigned short ridnum; // rid number
916 unsigned char __user *data; // d-data
919 static char swversion[] = "2.1";
920 #endif /* CISCO_EXT */
922 #define NUM_MODULES 2
923 #define MIC_MSGLEN_MAX 2400
924 #define EMMH32_MSGLEN_MAX MIC_MSGLEN_MAX
925 #define AIRO_DEF_MTU 2312
929 u8 enabled; // MIC enabled or not
930 u32 rxSuccess; // successful packets received
931 u32 rxIncorrectMIC; // pkts dropped due to incorrect MIC comparison
932 u32 rxNotMICed; // pkts dropped due to not being MIC'd
933 u32 rxMICPlummed; // pkts dropped due to not having a MIC plummed
934 u32 rxWrongSequence; // pkts dropped due to sequence number violation
939 u32 coeff[((EMMH32_MSGLEN_MAX)+3)>>2];
940 u64 accum; // accumulated mic, reduced to u32 in final()
941 int position; // current position (byte offset) in message
945 } part; // saves partial message word across update() calls
949 emmh32_context seed; // Context - the seed
950 u32 rx; // Received sequence number
951 u32 tx; // Tx sequence number
952 u32 window; // Start of window
953 u8 valid; // Flag to say if context is valid or not
958 miccntx mCtx; // Multicast context
959 miccntx uCtx; // Unicast context
963 unsigned int rid: 16;
964 unsigned int len: 15;
965 unsigned int valid: 1;
966 dma_addr_t host_addr;
970 unsigned int offset: 15;
972 unsigned int len: 15;
973 unsigned int valid: 1;
974 dma_addr_t host_addr;
978 unsigned int ctl: 15;
980 unsigned int len: 15;
981 unsigned int valid: 1;
982 dma_addr_t host_addr;
986 * Host receive descriptor
989 unsigned char __iomem *card_ram_off; /* offset into card memory of the
991 RxFid rx_desc; /* card receive descriptor */
992 char *virtual_host_addr; /* virtual address of host receive
998 * Host transmit descriptor
1001 unsigned char __iomem *card_ram_off; /* offset into card memory of the
1003 TxFid tx_desc; /* card transmit descriptor */
1004 char *virtual_host_addr; /* virtual address of host receive
1010 * Host RID descriptor
1013 unsigned char __iomem *card_ram_off; /* offset into card memory of the
1015 Rid rid_desc; /* card RID descriptor */
1016 char *virtual_host_addr; /* virtual address of host receive
1025 #define HOST_SET (1 << 0)
1026 #define HOST_INT_TX (1 << 1) /* Interrupt on successful TX */
1027 #define HOST_INT_TXERR (1 << 2) /* Interrupt on unseccessful TX */
1028 #define HOST_LCC_PAYLOAD (1 << 4) /* LLC payload, 0 = Ethertype */
1029 #define HOST_DONT_RLSE (1 << 5) /* Don't release buffer when done */
1030 #define HOST_DONT_RETRY (1 << 6) /* Don't retry trasmit */
1031 #define HOST_CLR_AID (1 << 7) /* clear AID failure */
1032 #define HOST_RTS (1 << 9) /* Force RTS use */
1033 #define HOST_SHORT (1 << 10) /* Do short preamble */
1060 static WifiCtlHdr wifictlhdr8023 = {
1062 .ctl = HOST_DONT_RLSE,
1066 // Frequency list (map channels to frequencies)
1067 static const long frequency_list[] = { 2412, 2417, 2422, 2427, 2432, 2437, 2442,
1068 2447, 2452, 2457, 2462, 2467, 2472, 2484 };
1070 // A few details needed for WEP (Wireless Equivalent Privacy)
1071 #define MAX_KEY_SIZE 13 // 128 (?) bits
1072 #define MIN_KEY_SIZE 5 // 40 bits RC4 - WEP
1073 typedef struct wep_key_t {
1075 u8 key[16]; /* 40-bit and 104-bit keys */
1078 /* Backward compatibility */
1079 #ifndef IW_ENCODE_NOKEY
1080 #define IW_ENCODE_NOKEY 0x0800 /* Key is write only, so not present */
1081 #define IW_ENCODE_MODE (IW_ENCODE_DISABLED | IW_ENCODE_RESTRICTED | IW_ENCODE_OPEN)
1082 #endif /* IW_ENCODE_NOKEY */
1084 /* List of Wireless Handlers (new API) */
1085 static const struct iw_handler_def airo_handler_def;
1087 static const char version[] = "airo.c 0.6 (Ben Reed & Javier Achirica)";
1091 static int get_dec_u16( char *buffer, int *start, int limit );
1092 static void OUT4500( struct airo_info *, u16 register, u16 value );
1093 static unsigned short IN4500( struct airo_info *, u16 register );
1094 static u16 setup_card(struct airo_info*, u8 *mac, int lock);
1095 static int enable_MAC( struct airo_info *ai, Resp *rsp, int lock );
1096 static void disable_MAC(struct airo_info *ai, int lock);
1097 static void enable_interrupts(struct airo_info*);
1098 static void disable_interrupts(struct airo_info*);
1099 static u16 issuecommand(struct airo_info*, Cmd *pCmd, Resp *pRsp);
1100 static int bap_setup(struct airo_info*, u16 rid, u16 offset, int whichbap);
1101 static int aux_bap_read(struct airo_info*, u16 *pu16Dst, int bytelen,
1103 static int fast_bap_read(struct airo_info*, u16 *pu16Dst, int bytelen,
1105 static int bap_write(struct airo_info*, const u16 *pu16Src, int bytelen,
1107 static int PC4500_accessrid(struct airo_info*, u16 rid, u16 accmd);
1108 static int PC4500_readrid(struct airo_info*, u16 rid, void *pBuf, int len, int lock);
1109 static int PC4500_writerid(struct airo_info*, u16 rid, const void
1110 *pBuf, int len, int lock);
1111 static int do_writerid( struct airo_info*, u16 rid, const void *rid_data,
1112 int len, int dummy );
1113 static u16 transmit_allocate(struct airo_info*, int lenPayload, int raw);
1114 static int transmit_802_3_packet(struct airo_info*, int len, char *pPacket);
1115 static int transmit_802_11_packet(struct airo_info*, int len, char *pPacket);
1117 static int mpi_send_packet (struct net_device *dev);
1118 static void mpi_unmap_card(struct pci_dev *pci);
1119 static void mpi_receive_802_3(struct airo_info *ai);
1120 static void mpi_receive_802_11(struct airo_info *ai);
1121 static int waitbusy (struct airo_info *ai);
1123 static irqreturn_t airo_interrupt( int irq, void* dev_id);
1124 static int airo_thread(void *data);
1125 static void timer_func( struct net_device *dev );
1126 static int airo_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
1127 static struct iw_statistics *airo_get_wireless_stats (struct net_device *dev);
1128 static void airo_read_wireless_stats (struct airo_info *local);
1130 static int readrids(struct net_device *dev, aironet_ioctl *comp);
1131 static int writerids(struct net_device *dev, aironet_ioctl *comp);
1132 static int flashcard(struct net_device *dev, aironet_ioctl *comp);
1133 #endif /* CISCO_EXT */
1134 static void micinit(struct airo_info *ai);
1135 static int micsetup(struct airo_info *ai);
1136 static int encapsulate(struct airo_info *ai, etherHead *pPacket, MICBuffer *buffer, int len);
1137 static int decapsulate(struct airo_info *ai, MICBuffer *mic, etherHead *pPacket, u16 payLen);
1139 static u8 airo_rssi_to_dbm (tdsRssiEntry *rssi_rid, u8 rssi);
1140 static u8 airo_dbm_to_pct (tdsRssiEntry *rssi_rid, u8 dbm);
1142 static void airo_networks_free(struct airo_info *ai);
1145 struct net_device_stats stats;
1146 struct net_device *dev;
1147 /* Note, we can have MAX_FIDS outstanding. FIDs are 16-bits, so we
1148 use the high bit to mark whether it is in use. */
1150 #define MPI_MAX_FIDS 1
1153 char keyindex; // Used with auto wep
1154 char defindex; // Used with auto wep
1155 struct proc_dir_entry *proc_entry;
1156 spinlock_t aux_lock;
1157 #define FLAG_RADIO_OFF 0 /* User disabling of MAC */
1158 #define FLAG_RADIO_DOWN 1 /* ifup/ifdown disabling of MAC */
1159 #define FLAG_RADIO_MASK 0x03
1160 #define FLAG_ENABLED 2
1161 #define FLAG_ADHOC 3 /* Needed by MIC */
1162 #define FLAG_MIC_CAPABLE 4
1163 #define FLAG_UPDATE_MULTI 5
1164 #define FLAG_UPDATE_UNI 6
1165 #define FLAG_802_11 7
1166 #define FLAG_PROMISC 8 /* IFF_PROMISC 0x100 - include/linux/if.h */
1167 #define FLAG_PENDING_XMIT 9
1168 #define FLAG_PENDING_XMIT11 10
1170 #define FLAG_REGISTERED 12
1171 #define FLAG_COMMIT 13
1172 #define FLAG_RESET 14
1173 #define FLAG_FLASHING 15
1174 #define FLAG_WPA_CAPABLE 16
1175 unsigned long flags;
1178 #define JOB_XMIT11 2
1180 #define JOB_PROMISC 4
1183 #define JOB_AUTOWEP 7
1184 #define JOB_WSTATS 8
1185 #define JOB_SCAN_RESULTS 9
1187 int (*bap_read)(struct airo_info*, u16 *pu16Dst, int bytelen,
1189 unsigned short *flash;
1191 struct task_struct *list_bss_task;
1192 struct task_struct *airo_thread_task;
1193 struct semaphore sem;
1194 wait_queue_head_t thr_wait;
1195 unsigned long expires;
1197 struct sk_buff *skb;
1200 struct net_device *wifidev;
1201 struct iw_statistics wstats; // wireless stats
1202 unsigned long scan_timeout; /* Time scan should be read */
1203 struct iw_spy_data spy_data;
1204 struct iw_public_data wireless_data;
1206 struct crypto_cipher *tfm;
1208 mic_statistics micstats;
1209 HostRxDesc rxfids[MPI_MAX_FIDS]; // rx/tx/config MPI350 descriptors
1210 HostTxDesc txfids[MPI_MAX_FIDS];
1211 HostRidDesc config_desc;
1212 unsigned long ridbus; // phys addr of config_desc
1213 struct sk_buff_head txq;// tx queue used by mpi350 code
1214 struct pci_dev *pci;
1215 unsigned char __iomem *pcimem;
1216 unsigned char __iomem *pciaux;
1217 unsigned char *shared;
1218 dma_addr_t shared_dma;
1222 #define PCI_SHARED_LEN 2*MPI_MAX_FIDS*PKTSIZE+RIDSIZE
1223 char proc_name[IFNAMSIZ];
1225 /* WPA-related stuff */
1226 unsigned int bssListFirst;
1227 unsigned int bssListNext;
1228 unsigned int bssListRidLen;
1230 struct list_head network_list;
1231 struct list_head network_free_list;
1232 BSSListElement *networks;
1235 static inline int bap_read(struct airo_info *ai, u16 *pu16Dst, int bytelen,
1237 return ai->bap_read(ai, pu16Dst, bytelen, whichbap);
1240 static int setup_proc_entry( struct net_device *dev,
1241 struct airo_info *apriv );
1242 static int takedown_proc_entry( struct net_device *dev,
1243 struct airo_info *apriv );
1245 static int cmdreset(struct airo_info *ai);
1246 static int setflashmode (struct airo_info *ai);
1247 static int flashgchar(struct airo_info *ai,int matchbyte,int dwelltime);
1248 static int flashputbuf(struct airo_info *ai);
1249 static int flashrestart(struct airo_info *ai,struct net_device *dev);
1251 #define airo_print(type, name, fmt, args...) \
1252 { printk(type "airo(%s): " fmt "\n", name, ##args); }
1254 #define airo_print_info(name, fmt, args...) \
1255 airo_print(KERN_INFO, name, fmt, ##args)
1257 #define airo_print_dbg(name, fmt, args...) \
1258 airo_print(KERN_DEBUG, name, fmt, ##args)
1260 #define airo_print_warn(name, fmt, args...) \
1261 airo_print(KERN_WARNING, name, fmt, ##args)
1263 #define airo_print_err(name, fmt, args...) \
1264 airo_print(KERN_ERR, name, fmt, ##args)
1267 /***********************************************************************
1269 ***********************************************************************
1272 static int RxSeqValid (struct airo_info *ai,miccntx *context,int mcast,u32 micSeq);
1273 static void MoveWindow(miccntx *context, u32 micSeq);
1274 static void emmh32_setseed(emmh32_context *context, u8 *pkey, int keylen,
1275 struct crypto_cipher *tfm);
1276 static void emmh32_init(emmh32_context *context);
1277 static void emmh32_update(emmh32_context *context, u8 *pOctets, int len);
1278 static void emmh32_final(emmh32_context *context, u8 digest[4]);
1279 static int flashpchar(struct airo_info *ai,int byte,int dwelltime);
1281 /* micinit - Initialize mic seed */
1283 static void micinit(struct airo_info *ai)
1287 clear_bit(JOB_MIC, &ai->jobs);
1288 PC4500_readrid(ai, RID_MIC, &mic_rid, sizeof(mic_rid), 0);
1291 ai->micstats.enabled = (mic_rid.state & 0x00FF) ? 1 : 0;
1293 if (ai->micstats.enabled) {
1294 /* Key must be valid and different */
1295 if (mic_rid.multicastValid && (!ai->mod[0].mCtx.valid ||
1296 (memcmp (ai->mod[0].mCtx.key, mic_rid.multicast,
1297 sizeof(ai->mod[0].mCtx.key)) != 0))) {
1298 /* Age current mic Context */
1299 memcpy(&ai->mod[1].mCtx,&ai->mod[0].mCtx,sizeof(miccntx));
1300 /* Initialize new context */
1301 memcpy(&ai->mod[0].mCtx.key,mic_rid.multicast,sizeof(mic_rid.multicast));
1302 ai->mod[0].mCtx.window = 33; //Window always points to the middle
1303 ai->mod[0].mCtx.rx = 0; //Rx Sequence numbers
1304 ai->mod[0].mCtx.tx = 0; //Tx sequence numbers
1305 ai->mod[0].mCtx.valid = 1; //Key is now valid
1307 /* Give key to mic seed */
1308 emmh32_setseed(&ai->mod[0].mCtx.seed,mic_rid.multicast,sizeof(mic_rid.multicast), ai->tfm);
1311 /* Key must be valid and different */
1312 if (mic_rid.unicastValid && (!ai->mod[0].uCtx.valid ||
1313 (memcmp(ai->mod[0].uCtx.key, mic_rid.unicast,
1314 sizeof(ai->mod[0].uCtx.key)) != 0))) {
1315 /* Age current mic Context */
1316 memcpy(&ai->mod[1].uCtx,&ai->mod[0].uCtx,sizeof(miccntx));
1317 /* Initialize new context */
1318 memcpy(&ai->mod[0].uCtx.key,mic_rid.unicast,sizeof(mic_rid.unicast));
1320 ai->mod[0].uCtx.window = 33; //Window always points to the middle
1321 ai->mod[0].uCtx.rx = 0; //Rx Sequence numbers
1322 ai->mod[0].uCtx.tx = 0; //Tx sequence numbers
1323 ai->mod[0].uCtx.valid = 1; //Key is now valid
1325 //Give key to mic seed
1326 emmh32_setseed(&ai->mod[0].uCtx.seed, mic_rid.unicast, sizeof(mic_rid.unicast), ai->tfm);
1329 /* So next time we have a valid key and mic is enabled, we will update
1330 * the sequence number if the key is the same as before.
1332 ai->mod[0].uCtx.valid = 0;
1333 ai->mod[0].mCtx.valid = 0;
1337 /* micsetup - Get ready for business */
1339 static int micsetup(struct airo_info *ai) {
1342 if (ai->tfm == NULL)
1343 ai->tfm = crypto_alloc_cipher("aes", 0, CRYPTO_ALG_ASYNC);
1345 if (IS_ERR(ai->tfm)) {
1346 airo_print_err(ai->dev->name, "failed to load transform for AES");
1351 for (i=0; i < NUM_MODULES; i++) {
1352 memset(&ai->mod[i].mCtx,0,sizeof(miccntx));
1353 memset(&ai->mod[i].uCtx,0,sizeof(miccntx));
1358 static char micsnap[] = {0xAA,0xAA,0x03,0x00,0x40,0x96,0x00,0x02};
1360 /*===========================================================================
1361 * Description: Mic a packet
1363 * Inputs: etherHead * pointer to an 802.3 frame
1365 * Returns: BOOLEAN if successful, otherwise false.
1366 * PacketTxLen will be updated with the mic'd packets size.
1368 * Caveats: It is assumed that the frame buffer will already
1369 * be big enough to hold the largets mic message possible.
1370 * (No memory allocation is done here).
1372 * Author: sbraneky (10/15/01)
1373 * Merciless hacks by rwilcher (1/14/02)
1376 static int encapsulate(struct airo_info *ai ,etherHead *frame, MICBuffer *mic, int payLen)
1380 // Determine correct context
1381 // If not adhoc, always use unicast key
1383 if (test_bit(FLAG_ADHOC, &ai->flags) && (frame->da[0] & 0x1))
1384 context = &ai->mod[0].mCtx;
1386 context = &ai->mod[0].uCtx;
1388 if (!context->valid)
1391 mic->typelen = htons(payLen + 16); //Length of Mic'd packet
1393 memcpy(&mic->u.snap, micsnap, sizeof(micsnap)); // Add Snap
1396 mic->seq = htonl(context->tx);
1399 emmh32_init(&context->seed); // Mic the packet
1400 emmh32_update(&context->seed,frame->da,ETH_ALEN * 2); // DA,SA
1401 emmh32_update(&context->seed,(u8*)&mic->typelen,10); // Type/Length and Snap
1402 emmh32_update(&context->seed,(u8*)&mic->seq,sizeof(mic->seq)); //SEQ
1403 emmh32_update(&context->seed,frame->da + ETH_ALEN * 2,payLen); //payload
1404 emmh32_final(&context->seed, (u8*)&mic->mic);
1406 /* New Type/length ?????????? */
1407 mic->typelen = 0; //Let NIC know it could be an oversized packet
1419 /*===========================================================================
1420 * Description: Decapsulates a MIC'd packet and returns the 802.3 packet
1421 * (removes the MIC stuff) if packet is a valid packet.
1423 * Inputs: etherHead pointer to the 802.3 packet
1425 * Returns: BOOLEAN - TRUE if packet should be dropped otherwise FALSE
1427 * Author: sbraneky (10/15/01)
1428 * Merciless hacks by rwilcher (1/14/02)
1429 *---------------------------------------------------------------------------
1432 static int decapsulate(struct airo_info *ai, MICBuffer *mic, etherHead *eth, u16 payLen)
1438 mic_error micError = NONE;
1440 // Check if the packet is a Mic'd packet
1442 if (!ai->micstats.enabled) {
1443 //No Mic set or Mic OFF but we received a MIC'd packet.
1444 if (memcmp ((u8*)eth + 14, micsnap, sizeof(micsnap)) == 0) {
1445 ai->micstats.rxMICPlummed++;
1451 if (ntohs(mic->typelen) == 0x888E)
1454 if (memcmp (mic->u.snap, micsnap, sizeof(micsnap)) != 0) {
1455 // Mic enabled but packet isn't Mic'd
1456 ai->micstats.rxMICPlummed++;
1460 micSEQ = ntohl(mic->seq); //store SEQ as CPU order
1462 //At this point we a have a mic'd packet and mic is enabled
1463 //Now do the mic error checking.
1465 //Receive seq must be odd
1466 if ( (micSEQ & 1) == 0 ) {
1467 ai->micstats.rxWrongSequence++;
1471 for (i = 0; i < NUM_MODULES; i++) {
1472 int mcast = eth->da[0] & 1;
1473 //Determine proper context
1474 context = mcast ? &ai->mod[i].mCtx : &ai->mod[i].uCtx;
1476 //Make sure context is valid
1477 if (!context->valid) {
1479 micError = NOMICPLUMMED;
1485 mic->typelen = htons(payLen + sizeof(MICBuffer) - 2);
1487 emmh32_init(&context->seed);
1488 emmh32_update(&context->seed, eth->da, ETH_ALEN*2);
1489 emmh32_update(&context->seed, (u8 *)&mic->typelen, sizeof(mic->typelen)+sizeof(mic->u.snap));
1490 emmh32_update(&context->seed, (u8 *)&mic->seq,sizeof(mic->seq));
1491 emmh32_update(&context->seed, eth->da + ETH_ALEN*2,payLen);
1493 emmh32_final(&context->seed, digest);
1495 if (memcmp(digest, &mic->mic, 4)) { //Make sure the mics match
1498 micError = INCORRECTMIC;
1502 //Check Sequence number if mics pass
1503 if (RxSeqValid(ai, context, mcast, micSEQ) == SUCCESS) {
1504 ai->micstats.rxSuccess++;
1508 micError = SEQUENCE;
1511 // Update statistics
1513 case NOMICPLUMMED: ai->micstats.rxMICPlummed++; break;
1514 case SEQUENCE: ai->micstats.rxWrongSequence++; break;
1515 case INCORRECTMIC: ai->micstats.rxIncorrectMIC++; break;
1522 /*===========================================================================
1523 * Description: Checks the Rx Seq number to make sure it is valid
1524 * and hasn't already been received
1526 * Inputs: miccntx - mic context to check seq against
1527 * micSeq - the Mic seq number
1529 * Returns: TRUE if valid otherwise FALSE.
1531 * Author: sbraneky (10/15/01)
1532 * Merciless hacks by rwilcher (1/14/02)
1533 *---------------------------------------------------------------------------
1536 static int RxSeqValid (struct airo_info *ai,miccntx *context,int mcast,u32 micSeq)
1540 //Allow for the ap being rebooted - if it is then use the next
1541 //sequence number of the current sequence number - might go backwards
1544 if (test_bit(FLAG_UPDATE_MULTI, &ai->flags)) {
1545 clear_bit (FLAG_UPDATE_MULTI, &ai->flags);
1546 context->window = (micSeq > 33) ? micSeq : 33;
1547 context->rx = 0; // Reset rx
1549 } else if (test_bit(FLAG_UPDATE_UNI, &ai->flags)) {
1550 clear_bit (FLAG_UPDATE_UNI, &ai->flags);
1551 context->window = (micSeq > 33) ? micSeq : 33; // Move window
1552 context->rx = 0; // Reset rx
1555 //Make sequence number relative to START of window
1556 seq = micSeq - (context->window - 33);
1558 //Too old of a SEQ number to check.
1563 //Window is infinite forward
1564 MoveWindow(context,micSeq);
1568 // We are in the window. Now check the context rx bit to see if it was already sent
1569 seq >>= 1; //divide by 2 because we only have odd numbers
1570 index = 1 << seq; //Get an index number
1572 if (!(context->rx & index)) {
1573 //micSEQ falls inside the window.
1574 //Add seqence number to the list of received numbers.
1575 context->rx |= index;
1577 MoveWindow(context,micSeq);
1584 static void MoveWindow(miccntx *context, u32 micSeq)
1588 //Move window if seq greater than the middle of the window
1589 if (micSeq > context->window) {
1590 shift = (micSeq - context->window) >> 1;
1594 context->rx >>= shift;
1598 context->window = micSeq; //Move window
1602 /*==============================================*/
1603 /*========== EMMH ROUTINES ====================*/
1604 /*==============================================*/
1606 /* mic accumulate */
1607 #define MIC_ACCUM(val) \
1608 context->accum += (u64)(val) * context->coeff[coeff_position++];
1610 static unsigned char aes_counter[16];
1612 /* expand the key to fill the MMH coefficient array */
1613 static void emmh32_setseed(emmh32_context *context, u8 *pkey, int keylen,
1614 struct crypto_cipher *tfm)
1616 /* take the keying material, expand if necessary, truncate at 16-bytes */
1617 /* run through AES counter mode to generate context->coeff[] */
1621 u8 *cipher, plain[16];
1623 crypto_cipher_setkey(tfm, pkey, 16);
1625 for (i = 0; i < (sizeof(context->coeff)/sizeof(context->coeff[0])); ) {
1626 aes_counter[15] = (u8)(counter >> 0);
1627 aes_counter[14] = (u8)(counter >> 8);
1628 aes_counter[13] = (u8)(counter >> 16);
1629 aes_counter[12] = (u8)(counter >> 24);
1631 memcpy (plain, aes_counter, 16);
1632 crypto_cipher_encrypt_one(tfm, plain, plain);
1634 for (j=0; (j<16) && (i< (sizeof(context->coeff)/sizeof(context->coeff[0]))); ) {
1635 context->coeff[i++] = ntohl(*(u32 *)&cipher[j]);
1641 /* prepare for calculation of a new mic */
1642 static void emmh32_init(emmh32_context *context)
1644 /* prepare for new mic calculation */
1646 context->position = 0;
1649 /* add some bytes to the mic calculation */
1650 static void emmh32_update(emmh32_context *context, u8 *pOctets, int len)
1652 int coeff_position, byte_position;
1654 if (len == 0) return;
1656 coeff_position = context->position >> 2;
1658 /* deal with partial 32-bit word left over from last update */
1659 byte_position = context->position & 3;
1660 if (byte_position) {
1661 /* have a partial word in part to deal with */
1663 if (len == 0) return;
1664 context->part.d8[byte_position++] = *pOctets++;
1665 context->position++;
1667 } while (byte_position < 4);
1668 MIC_ACCUM(htonl(context->part.d32));
1671 /* deal with full 32-bit words */
1673 MIC_ACCUM(htonl(*(u32 *)pOctets));
1674 context->position += 4;
1679 /* deal with partial 32-bit word that will be left over from this update */
1682 context->part.d8[byte_position++] = *pOctets++;
1683 context->position++;
1688 /* mask used to zero empty bytes for final partial word */
1689 static u32 mask32[4] = { 0x00000000L, 0xFF000000L, 0xFFFF0000L, 0xFFFFFF00L };
1691 /* calculate the mic */
1692 static void emmh32_final(emmh32_context *context, u8 digest[4])
1694 int coeff_position, byte_position;
1700 coeff_position = context->position >> 2;
1702 /* deal with partial 32-bit word left over from last update */
1703 byte_position = context->position & 3;
1704 if (byte_position) {
1705 /* have a partial word in part to deal with */
1706 val = htonl(context->part.d32);
1707 MIC_ACCUM(val & mask32[byte_position]); /* zero empty bytes */
1710 /* reduce the accumulated u64 to a 32-bit MIC */
1711 sum = context->accum;
1712 stmp = (sum & 0xffffffffLL) - ((sum >> 32) * 15);
1713 utmp = (stmp & 0xffffffffLL) - ((stmp >> 32) * 15);
1714 sum = utmp & 0xffffffffLL;
1715 if (utmp > 0x10000000fLL)
1719 digest[0] = (val>>24) & 0xFF;
1720 digest[1] = (val>>16) & 0xFF;
1721 digest[2] = (val>>8) & 0xFF;
1722 digest[3] = val & 0xFF;
1725 static int readBSSListRid(struct airo_info *ai, int first,
1732 if (ai->flags & FLAG_RADIO_MASK) return -ENETDOWN;
1733 memset(&cmd, 0, sizeof(cmd));
1734 cmd.cmd=CMD_LISTBSS;
1735 if (down_interruptible(&ai->sem))
1736 return -ERESTARTSYS;
1737 ai->list_bss_task = current;
1738 issuecommand(ai, &cmd, &rsp);
1740 /* Let the command take effect */
1741 schedule_timeout_uninterruptible(3 * HZ);
1742 ai->list_bss_task = NULL;
1744 rc = PC4500_readrid(ai, first ? ai->bssListFirst : ai->bssListNext,
1745 list, ai->bssListRidLen, 1);
1747 list->len = le16_to_cpu(list->len);
1748 list->index = le16_to_cpu(list->index);
1749 list->radioType = le16_to_cpu(list->radioType);
1750 list->cap = le16_to_cpu(list->cap);
1751 list->beaconInterval = le16_to_cpu(list->beaconInterval);
1752 list->fh.dwell = le16_to_cpu(list->fh.dwell);
1753 list->dsChannel = le16_to_cpu(list->dsChannel);
1754 list->atimWindow = le16_to_cpu(list->atimWindow);
1755 list->dBm = le16_to_cpu(list->dBm);
1759 static int readWepKeyRid(struct airo_info*ai, WepKeyRid *wkr, int temp, int lock) {
1760 int rc = PC4500_readrid(ai, temp ? RID_WEP_TEMP : RID_WEP_PERM,
1761 wkr, sizeof(*wkr), lock);
1763 wkr->len = le16_to_cpu(wkr->len);
1764 wkr->kindex = le16_to_cpu(wkr->kindex);
1765 wkr->klen = le16_to_cpu(wkr->klen);
1768 /* In the writeXXXRid routines we copy the rids so that we don't screwup
1769 * the originals when we endian them... */
1770 static int writeWepKeyRid(struct airo_info*ai, WepKeyRid *pwkr, int perm, int lock) {
1772 WepKeyRid wkr = *pwkr;
1774 wkr.len = cpu_to_le16(wkr.len);
1775 wkr.kindex = cpu_to_le16(wkr.kindex);
1776 wkr.klen = cpu_to_le16(wkr.klen);
1777 rc = PC4500_writerid(ai, RID_WEP_TEMP, &wkr, sizeof(wkr), lock);
1778 if (rc!=SUCCESS) airo_print_err(ai->dev->name, "WEP_TEMP set %x", rc);
1780 rc = PC4500_writerid(ai, RID_WEP_PERM, &wkr, sizeof(wkr), lock);
1782 airo_print_err(ai->dev->name, "WEP_PERM set %x", rc);
1788 static int readSsidRid(struct airo_info*ai, SsidRid *ssidr) {
1790 int rc = PC4500_readrid(ai, RID_SSID, ssidr, sizeof(*ssidr), 1);
1792 ssidr->len = le16_to_cpu(ssidr->len);
1793 for(i = 0; i < 3; i++) {
1794 ssidr->ssids[i].len = le16_to_cpu(ssidr->ssids[i].len);
1798 static int writeSsidRid(struct airo_info*ai, SsidRid *pssidr, int lock) {
1801 SsidRid ssidr = *pssidr;
1803 ssidr.len = cpu_to_le16(ssidr.len);
1804 for(i = 0; i < 3; i++) {
1805 ssidr.ssids[i].len = cpu_to_le16(ssidr.ssids[i].len);
1807 rc = PC4500_writerid(ai, RID_SSID, &ssidr, sizeof(ssidr), lock);
1810 static int readConfigRid(struct airo_info*ai, int lock) {
1818 rc = PC4500_readrid(ai, RID_ACTUALCONFIG, &cfg, sizeof(cfg), lock);
1822 for(s = &cfg.len; s <= &cfg.rtsThres; s++) *s = le16_to_cpu(*s);
1824 for(s = &cfg.shortRetryLimit; s <= &cfg.radioType; s++)
1825 *s = le16_to_cpu(*s);
1827 for(s = &cfg.txPower; s <= &cfg.radioSpecific; s++)
1828 *s = le16_to_cpu(*s);
1830 for(s = &cfg.arlThreshold; s <= &cfg._reserved4[0]; s++)
1831 *s = cpu_to_le16(*s);
1833 for(s = &cfg.autoWake; s <= &cfg.autoWake; s++)
1834 *s = cpu_to_le16(*s);
1839 static inline void checkThrottle(struct airo_info *ai) {
1841 /* Old hardware had a limit on encryption speed */
1842 if (ai->config.authType != AUTH_OPEN && maxencrypt) {
1843 for(i=0; i<8; i++) {
1844 if (ai->config.rates[i] > maxencrypt) {
1845 ai->config.rates[i] = 0;
1850 static int writeConfigRid(struct airo_info*ai, int lock) {
1854 if (!test_bit (FLAG_COMMIT, &ai->flags))
1857 clear_bit (FLAG_COMMIT, &ai->flags);
1858 clear_bit (FLAG_RESET, &ai->flags);
1862 if ((cfgr.opmode & 0xFF) == MODE_STA_IBSS)
1863 set_bit(FLAG_ADHOC, &ai->flags);
1865 clear_bit(FLAG_ADHOC, &ai->flags);
1867 for(s = &cfgr.len; s <= &cfgr.rtsThres; s++) *s = cpu_to_le16(*s);
1869 for(s = &cfgr.shortRetryLimit; s <= &cfgr.radioType; s++)
1870 *s = cpu_to_le16(*s);
1872 for(s = &cfgr.txPower; s <= &cfgr.radioSpecific; s++)
1873 *s = cpu_to_le16(*s);
1875 for(s = &cfgr.arlThreshold; s <= &cfgr._reserved4[0]; s++)
1876 *s = cpu_to_le16(*s);
1878 for(s = &cfgr.autoWake; s <= &cfgr.autoWake; s++)
1879 *s = cpu_to_le16(*s);
1881 return PC4500_writerid( ai, RID_CONFIG, &cfgr, sizeof(cfgr), lock);
1883 static int readStatusRid(struct airo_info*ai, StatusRid *statr, int lock) {
1884 int rc = PC4500_readrid(ai, RID_STATUS, statr, sizeof(*statr), lock);
1887 statr->len = le16_to_cpu(statr->len);
1888 for(s = &statr->mode; s <= &statr->SSIDlen; s++) *s = le16_to_cpu(*s);
1890 for(s = &statr->beaconPeriod; s <= &statr->shortPreamble; s++)
1891 *s = le16_to_cpu(*s);
1892 statr->load = le16_to_cpu(statr->load);
1893 statr->assocStatus = le16_to_cpu(statr->assocStatus);
1896 static int readAPListRid(struct airo_info*ai, APListRid *aplr) {
1897 int rc = PC4500_readrid(ai, RID_APLIST, aplr, sizeof(*aplr), 1);
1898 aplr->len = le16_to_cpu(aplr->len);
1901 static int writeAPListRid(struct airo_info*ai, APListRid *aplr, int lock) {
1903 aplr->len = cpu_to_le16(aplr->len);
1904 rc = PC4500_writerid(ai, RID_APLIST, aplr, sizeof(*aplr), lock);
1907 static int readCapabilityRid(struct airo_info*ai, CapabilityRid *capr, int lock) {
1908 int rc = PC4500_readrid(ai, RID_CAPABILITIES, capr, sizeof(*capr), lock);
1911 capr->len = le16_to_cpu(capr->len);
1912 capr->prodNum = le16_to_cpu(capr->prodNum);
1913 capr->radioType = le16_to_cpu(capr->radioType);
1914 capr->country = le16_to_cpu(capr->country);
1915 for(s = &capr->txPowerLevels[0]; s <= &capr->requiredHard; s++)
1916 *s = le16_to_cpu(*s);
1919 static int readStatsRid(struct airo_info*ai, StatsRid *sr, int rid, int lock) {
1920 int rc = PC4500_readrid(ai, rid, sr, sizeof(*sr), lock);
1923 sr->len = le16_to_cpu(sr->len);
1924 for(i = &sr->vals[0]; i <= &sr->vals[99]; i++) *i = le32_to_cpu(*i);
1928 static int airo_open(struct net_device *dev) {
1929 struct airo_info *info = dev->priv;
1932 if (test_bit(FLAG_FLASHING, &info->flags))
1935 /* Make sure the card is configured.
1936 * Wireless Extensions may postpone config changes until the card
1937 * is open (to pipeline changes and speed-up card setup). If
1938 * those changes are not yet commited, do it now - Jean II */
1939 if (test_bit (FLAG_COMMIT, &info->flags)) {
1940 disable_MAC(info, 1);
1941 writeConfigRid(info, 1);
1944 if (info->wifidev != dev) {
1945 /* Power on the MAC controller (which may have been disabled) */
1946 clear_bit(FLAG_RADIO_DOWN, &info->flags);
1947 enable_interrupts(info);
1949 enable_MAC(info, &rsp, 1);
1951 netif_start_queue(dev);
1955 static int mpi_start_xmit(struct sk_buff *skb, struct net_device *dev) {
1956 int npacks, pending;
1957 unsigned long flags;
1958 struct airo_info *ai = dev->priv;
1961 airo_print_err(dev->name, "%s: skb == NULL!",__FUNCTION__);
1964 npacks = skb_queue_len (&ai->txq);
1966 if (npacks >= MAXTXQ - 1) {
1967 netif_stop_queue (dev);
1968 if (npacks > MAXTXQ) {
1969 ai->stats.tx_fifo_errors++;
1972 skb_queue_tail (&ai->txq, skb);
1976 spin_lock_irqsave(&ai->aux_lock, flags);
1977 skb_queue_tail (&ai->txq, skb);
1978 pending = test_bit(FLAG_PENDING_XMIT, &ai->flags);
1979 spin_unlock_irqrestore(&ai->aux_lock,flags);
1980 netif_wake_queue (dev);
1983 set_bit(FLAG_PENDING_XMIT, &ai->flags);
1984 mpi_send_packet (dev);
1992 * Attempt to transmit a packet. Can be called from interrupt
1993 * or transmit . return number of packets we tried to send
1996 static int mpi_send_packet (struct net_device *dev)
1998 struct sk_buff *skb;
1999 unsigned char *buffer;
2000 s16 len, *payloadLen;
2001 struct airo_info *ai = dev->priv;
2004 /* get a packet to send */
2006 if ((skb = skb_dequeue(&ai->txq)) == 0) {
2007 airo_print_err(dev->name,
2008 "%s: Dequeue'd zero in send_packet()",
2013 /* check min length*/
2014 len = ETH_ZLEN < skb->len ? skb->len : ETH_ZLEN;
2017 ai->txfids[0].tx_desc.offset = 0;
2018 ai->txfids[0].tx_desc.valid = 1;
2019 ai->txfids[0].tx_desc.eoc = 1;
2020 ai->txfids[0].tx_desc.len =len+sizeof(WifiHdr);
2023 * Magic, the cards firmware needs a length count (2 bytes) in the host buffer
2024 * right after TXFID_HDR.The TXFID_HDR contains the status short so payloadlen
2025 * is immediatly after it. ------------------------------------------------
2026 * |TXFIDHDR+STATUS|PAYLOADLEN|802.3HDR|PACKETDATA|
2027 * ------------------------------------------------
2030 memcpy((char *)ai->txfids[0].virtual_host_addr,
2031 (char *)&wifictlhdr8023, sizeof(wifictlhdr8023));
2033 payloadLen = (s16 *)(ai->txfids[0].virtual_host_addr +
2034 sizeof(wifictlhdr8023));
2035 sendbuf = ai->txfids[0].virtual_host_addr +
2036 sizeof(wifictlhdr8023) + 2 ;
2039 * Firmware automaticly puts 802 header on so
2040 * we don't need to account for it in the length
2042 if (test_bit(FLAG_MIC_CAPABLE, &ai->flags) && ai->micstats.enabled &&
2043 (ntohs(((u16 *)buffer)[6]) != 0x888E)) {
2046 if (encapsulate(ai, (etherHead *)buffer, &pMic, len - sizeof(etherHead)) != SUCCESS)
2049 *payloadLen = cpu_to_le16(len-sizeof(etherHead)+sizeof(pMic));
2050 ai->txfids[0].tx_desc.len += sizeof(pMic);
2051 /* copy data into airo dma buffer */
2052 memcpy (sendbuf, buffer, sizeof(etherHead));
2053 buffer += sizeof(etherHead);
2054 sendbuf += sizeof(etherHead);
2055 memcpy (sendbuf, &pMic, sizeof(pMic));
2056 sendbuf += sizeof(pMic);
2057 memcpy (sendbuf, buffer, len - sizeof(etherHead));
2059 *payloadLen = cpu_to_le16(len - sizeof(etherHead));
2061 dev->trans_start = jiffies;
2063 /* copy data into airo dma buffer */
2064 memcpy(sendbuf, buffer, len);
2067 memcpy_toio(ai->txfids[0].card_ram_off,
2068 &ai->txfids[0].tx_desc, sizeof(TxFid));
2070 OUT4500(ai, EVACK, 8);
2072 dev_kfree_skb_any(skb);
2076 static void get_tx_error(struct airo_info *ai, s32 fid)
2081 status = ((WifiCtlHdr *)ai->txfids[0].virtual_host_addr)->ctlhdr.status;
2083 if (bap_setup(ai, ai->fids[fid] & 0xffff, 4, BAP0) != SUCCESS)
2085 bap_read(ai, &status, 2, BAP0);
2087 if (le16_to_cpu(status) & 2) /* Too many retries */
2088 ai->stats.tx_aborted_errors++;
2089 if (le16_to_cpu(status) & 4) /* Transmit lifetime exceeded */
2090 ai->stats.tx_heartbeat_errors++;
2091 if (le16_to_cpu(status) & 8) /* Aid fail */
2093 if (le16_to_cpu(status) & 0x10) /* MAC disabled */
2094 ai->stats.tx_carrier_errors++;
2095 if (le16_to_cpu(status) & 0x20) /* Association lost */
2097 /* We produce a TXDROP event only for retry or lifetime
2098 * exceeded, because that's the only status that really mean
2099 * that this particular node went away.
2100 * Other errors means that *we* screwed up. - Jean II */
2101 if ((le16_to_cpu(status) & 2) ||
2102 (le16_to_cpu(status) & 4)) {
2103 union iwreq_data wrqu;
2106 /* Faster to skip over useless data than to do
2107 * another bap_setup(). We are at offset 0x6 and
2108 * need to go to 0x18 and read 6 bytes - Jean II */
2109 bap_read(ai, (u16 *) junk, 0x18, BAP0);
2111 /* Copy 802.11 dest address.
2112 * We use the 802.11 header because the frame may
2113 * not be 802.3 or may be mangled...
2114 * In Ad-Hoc mode, it will be the node address.
2115 * In managed mode, it will be most likely the AP addr
2116 * User space will figure out how to convert it to
2117 * whatever it needs (IP address or else).
2119 memcpy(wrqu.addr.sa_data, junk + 0x12, ETH_ALEN);
2120 wrqu.addr.sa_family = ARPHRD_ETHER;
2122 /* Send event to user space */
2123 wireless_send_event(ai->dev, IWEVTXDROP, &wrqu, NULL);
2127 static void airo_end_xmit(struct net_device *dev) {
2130 struct airo_info *priv = dev->priv;
2131 struct sk_buff *skb = priv->xmit.skb;
2132 int fid = priv->xmit.fid;
2133 u32 *fids = priv->fids;
2135 clear_bit(JOB_XMIT, &priv->jobs);
2136 clear_bit(FLAG_PENDING_XMIT, &priv->flags);
2137 status = transmit_802_3_packet (priv, fids[fid], skb->data);
2141 if ( status == SUCCESS ) {
2142 dev->trans_start = jiffies;
2143 for (; i < MAX_FIDS / 2 && (priv->fids[i] & 0xffff0000); i++);
2145 priv->fids[fid] &= 0xffff;
2146 priv->stats.tx_window_errors++;
2148 if (i < MAX_FIDS / 2)
2149 netif_wake_queue(dev);
2153 static int airo_start_xmit(struct sk_buff *skb, struct net_device *dev) {
2156 struct airo_info *priv = dev->priv;
2157 u32 *fids = priv->fids;
2159 if ( skb == NULL ) {
2160 airo_print_err(dev->name, "%s: skb == NULL!", __FUNCTION__);
2164 /* Find a vacant FID */
2165 for( i = 0; i < MAX_FIDS / 2 && (fids[i] & 0xffff0000); i++ );
2166 for( j = i + 1; j < MAX_FIDS / 2 && (fids[j] & 0xffff0000); j++ );
2168 if ( j >= MAX_FIDS / 2 ) {
2169 netif_stop_queue(dev);
2171 if (i == MAX_FIDS / 2) {
2172 priv->stats.tx_fifo_errors++;
2176 /* check min length*/
2177 len = ETH_ZLEN < skb->len ? skb->len : ETH_ZLEN;
2178 /* Mark fid as used & save length for later */
2179 fids[i] |= (len << 16);
2180 priv->xmit.skb = skb;
2182 if (down_trylock(&priv->sem) != 0) {
2183 set_bit(FLAG_PENDING_XMIT, &priv->flags);
2184 netif_stop_queue(dev);
2185 set_bit(JOB_XMIT, &priv->jobs);
2186 wake_up_interruptible(&priv->thr_wait);
2192 static void airo_end_xmit11(struct net_device *dev) {
2195 struct airo_info *priv = dev->priv;
2196 struct sk_buff *skb = priv->xmit11.skb;
2197 int fid = priv->xmit11.fid;
2198 u32 *fids = priv->fids;
2200 clear_bit(JOB_XMIT11, &priv->jobs);
2201 clear_bit(FLAG_PENDING_XMIT11, &priv->flags);
2202 status = transmit_802_11_packet (priv, fids[fid], skb->data);
2206 if ( status == SUCCESS ) {
2207 dev->trans_start = jiffies;
2208 for (; i < MAX_FIDS && (priv->fids[i] & 0xffff0000); i++);
2210 priv->fids[fid] &= 0xffff;
2211 priv->stats.tx_window_errors++;
2214 netif_wake_queue(dev);
2218 static int airo_start_xmit11(struct sk_buff *skb, struct net_device *dev) {
2221 struct airo_info *priv = dev->priv;
2222 u32 *fids = priv->fids;
2224 if (test_bit(FLAG_MPI, &priv->flags)) {
2225 /* Not implemented yet for MPI350 */
2226 netif_stop_queue(dev);
2230 if ( skb == NULL ) {
2231 airo_print_err(dev->name, "%s: skb == NULL!", __FUNCTION__);
2235 /* Find a vacant FID */
2236 for( i = MAX_FIDS / 2; i < MAX_FIDS && (fids[i] & 0xffff0000); i++ );
2237 for( j = i + 1; j < MAX_FIDS && (fids[j] & 0xffff0000); j++ );
2239 if ( j >= MAX_FIDS ) {
2240 netif_stop_queue(dev);
2242 if (i == MAX_FIDS) {
2243 priv->stats.tx_fifo_errors++;
2247 /* check min length*/
2248 len = ETH_ZLEN < skb->len ? skb->len : ETH_ZLEN;
2249 /* Mark fid as used & save length for later */
2250 fids[i] |= (len << 16);
2251 priv->xmit11.skb = skb;
2252 priv->xmit11.fid = i;
2253 if (down_trylock(&priv->sem) != 0) {
2254 set_bit(FLAG_PENDING_XMIT11, &priv->flags);
2255 netif_stop_queue(dev);
2256 set_bit(JOB_XMIT11, &priv->jobs);
2257 wake_up_interruptible(&priv->thr_wait);
2259 airo_end_xmit11(dev);
2263 static void airo_read_stats(struct airo_info *ai) {
2265 u32 *vals = stats_rid.vals;
2267 clear_bit(JOB_STATS, &ai->jobs);
2268 if (ai->power.event) {
2272 readStatsRid(ai, &stats_rid, RID_STATS, 0);
2275 ai->stats.rx_packets = vals[43] + vals[44] + vals[45];
2276 ai->stats.tx_packets = vals[39] + vals[40] + vals[41];
2277 ai->stats.rx_bytes = vals[92];
2278 ai->stats.tx_bytes = vals[91];
2279 ai->stats.rx_errors = vals[0] + vals[2] + vals[3] + vals[4];
2280 ai->stats.tx_errors = vals[42] + ai->stats.tx_fifo_errors;
2281 ai->stats.multicast = vals[43];
2282 ai->stats.collisions = vals[89];
2284 /* detailed rx_errors: */
2285 ai->stats.rx_length_errors = vals[3];
2286 ai->stats.rx_crc_errors = vals[4];
2287 ai->stats.rx_frame_errors = vals[2];
2288 ai->stats.rx_fifo_errors = vals[0];
2291 static struct net_device_stats *airo_get_stats(struct net_device *dev)
2293 struct airo_info *local = dev->priv;
2295 if (!test_bit(JOB_STATS, &local->jobs)) {
2296 /* Get stats out of the card if available */
2297 if (down_trylock(&local->sem) != 0) {
2298 set_bit(JOB_STATS, &local->jobs);
2299 wake_up_interruptible(&local->thr_wait);
2301 airo_read_stats(local);
2304 return &local->stats;
2307 static void airo_set_promisc(struct airo_info *ai) {
2311 memset(&cmd, 0, sizeof(cmd));
2312 cmd.cmd=CMD_SETMODE;
2313 clear_bit(JOB_PROMISC, &ai->jobs);
2314 cmd.parm0=(ai->flags&IFF_PROMISC) ? PROMISC : NOPROMISC;
2315 issuecommand(ai, &cmd, &rsp);
2319 static void airo_set_multicast_list(struct net_device *dev) {
2320 struct airo_info *ai = dev->priv;
2322 if ((dev->flags ^ ai->flags) & IFF_PROMISC) {
2323 change_bit(FLAG_PROMISC, &ai->flags);
2324 if (down_trylock(&ai->sem) != 0) {
2325 set_bit(JOB_PROMISC, &ai->jobs);
2326 wake_up_interruptible(&ai->thr_wait);
2328 airo_set_promisc(ai);
2331 if ((dev->flags&IFF_ALLMULTI)||dev->mc_count>0) {
2332 /* Turn on multicast. (Should be already setup...) */
2336 static int airo_set_mac_address(struct net_device *dev, void *p)
2338 struct airo_info *ai = dev->priv;
2339 struct sockaddr *addr = p;
2342 readConfigRid(ai, 1);
2343 memcpy (ai->config.macAddr, addr->sa_data, dev->addr_len);
2344 set_bit (FLAG_COMMIT, &ai->flags);
2346 writeConfigRid (ai, 1);
2347 enable_MAC(ai, &rsp, 1);
2348 memcpy (ai->dev->dev_addr, addr->sa_data, dev->addr_len);
2350 memcpy (ai->wifidev->dev_addr, addr->sa_data, dev->addr_len);
2354 static int airo_change_mtu(struct net_device *dev, int new_mtu)
2356 if ((new_mtu < 68) || (new_mtu > 2400))
2363 static int airo_close(struct net_device *dev) {
2364 struct airo_info *ai = dev->priv;
2366 netif_stop_queue(dev);
2368 if (ai->wifidev != dev) {
2369 #ifdef POWER_ON_DOWN
2370 /* Shut power to the card. The idea is that the user can save
2371 * power when he doesn't need the card with "ifconfig down".
2372 * That's the method that is most friendly towards the network
2373 * stack (i.e. the network stack won't try to broadcast
2374 * anything on the interface and routes are gone. Jean II */
2375 set_bit(FLAG_RADIO_DOWN, &ai->flags);
2378 disable_interrupts( ai );
2383 static void del_airo_dev( struct net_device *dev );
2385 void stop_airo_card( struct net_device *dev, int freeres )
2387 struct airo_info *ai = dev->priv;
2389 set_bit(FLAG_RADIO_DOWN, &ai->flags);
2391 disable_interrupts(ai);
2392 free_irq( dev->irq, dev );
2393 takedown_proc_entry( dev, ai );
2394 if (test_bit(FLAG_REGISTERED, &ai->flags)) {
2395 unregister_netdev( dev );
2397 unregister_netdev(ai->wifidev);
2398 free_netdev(ai->wifidev);
2401 clear_bit(FLAG_REGISTERED, &ai->flags);
2403 set_bit(JOB_DIE, &ai->jobs);
2404 kthread_stop(ai->airo_thread_task);
2407 * Clean out tx queue
2409 if (test_bit(FLAG_MPI, &ai->flags) && !skb_queue_empty(&ai->txq)) {
2410 struct sk_buff *skb = NULL;
2411 for (;(skb = skb_dequeue(&ai->txq));)
2415 airo_networks_free (ai);
2422 /* PCMCIA frees this stuff, so only for PCI and ISA */
2423 release_region( dev->base_addr, 64 );
2424 if (test_bit(FLAG_MPI, &ai->flags)) {
2426 mpi_unmap_card(ai->pci);
2428 iounmap(ai->pcimem);
2430 iounmap(ai->pciaux);
2431 pci_free_consistent(ai->pci, PCI_SHARED_LEN,
2432 ai->shared, ai->shared_dma);
2435 crypto_free_cipher(ai->tfm);
2436 del_airo_dev( dev );
2440 EXPORT_SYMBOL(stop_airo_card);
2442 static int add_airo_dev( struct net_device *dev );
2444 static int wll_header_parse(struct sk_buff *skb, unsigned char *haddr)
2446 memcpy(haddr, skb->mac.raw + 10, ETH_ALEN);
2450 static void mpi_unmap_card(struct pci_dev *pci)
2452 unsigned long mem_start = pci_resource_start(pci, 1);
2453 unsigned long mem_len = pci_resource_len(pci, 1);
2454 unsigned long aux_start = pci_resource_start(pci, 2);
2455 unsigned long aux_len = AUXMEMSIZE;
2457 release_mem_region(aux_start, aux_len);
2458 release_mem_region(mem_start, mem_len);
2461 /*************************************************************
2462 * This routine assumes that descriptors have been setup .
2463 * Run at insmod time or after reset when the decriptors
2464 * have been initialized . Returns 0 if all is well nz
2465 * otherwise . Does not allocate memory but sets up card
2466 * using previously allocated descriptors.
2468 static int mpi_init_descriptors (struct airo_info *ai)
2475 /* Alloc card RX descriptors */
2476 netif_stop_queue(ai->dev);
2478 memset(&rsp,0,sizeof(rsp));
2479 memset(&cmd,0,sizeof(cmd));
2481 cmd.cmd = CMD_ALLOCATEAUX;
2483 cmd.parm1 = (ai->rxfids[0].card_ram_off - ai->pciaux);
2484 cmd.parm2 = MPI_MAX_FIDS;
2485 rc=issuecommand(ai, &cmd, &rsp);
2486 if (rc != SUCCESS) {
2487 airo_print_err(ai->dev->name, "Couldn't allocate RX FID");
2491 for (i=0; i<MPI_MAX_FIDS; i++) {
2492 memcpy_toio(ai->rxfids[i].card_ram_off,
2493 &ai->rxfids[i].rx_desc, sizeof(RxFid));
2496 /* Alloc card TX descriptors */
2498 memset(&rsp,0,sizeof(rsp));
2499 memset(&cmd,0,sizeof(cmd));
2501 cmd.cmd = CMD_ALLOCATEAUX;
2503 cmd.parm1 = (ai->txfids[0].card_ram_off - ai->pciaux);
2504 cmd.parm2 = MPI_MAX_FIDS;
2506 for (i=0; i<MPI_MAX_FIDS; i++) {
2507 ai->txfids[i].tx_desc.valid = 1;
2508 memcpy_toio(ai->txfids[i].card_ram_off,
2509 &ai->txfids[i].tx_desc, sizeof(TxFid));
2511 ai->txfids[i-1].tx_desc.eoc = 1; /* Last descriptor has EOC set */
2513 rc=issuecommand(ai, &cmd, &rsp);
2514 if (rc != SUCCESS) {
2515 airo_print_err(ai->dev->name, "Couldn't allocate TX FID");
2519 /* Alloc card Rid descriptor */
2520 memset(&rsp,0,sizeof(rsp));
2521 memset(&cmd,0,sizeof(cmd));
2523 cmd.cmd = CMD_ALLOCATEAUX;
2525 cmd.parm1 = (ai->config_desc.card_ram_off - ai->pciaux);
2526 cmd.parm2 = 1; /* Magic number... */
2527 rc=issuecommand(ai, &cmd, &rsp);
2528 if (rc != SUCCESS) {
2529 airo_print_err(ai->dev->name, "Couldn't allocate RID");
2533 memcpy_toio(ai->config_desc.card_ram_off,
2534 &ai->config_desc.rid_desc, sizeof(Rid));
2540 * We are setting up three things here:
2541 * 1) Map AUX memory for descriptors: Rid, TxFid, or RxFid.
2542 * 2) Map PCI memory for issueing commands.
2543 * 3) Allocate memory (shared) to send and receive ethernet frames.
2545 static int mpi_map_card(struct airo_info *ai, struct pci_dev *pci,
2548 unsigned long mem_start, mem_len, aux_start, aux_len;
2551 dma_addr_t busaddroff;
2552 unsigned char *vpackoff;
2553 unsigned char __iomem *pciaddroff;
2555 mem_start = pci_resource_start(pci, 1);
2556 mem_len = pci_resource_len(pci, 1);
2557 aux_start = pci_resource_start(pci, 2);
2558 aux_len = AUXMEMSIZE;
2560 if (!request_mem_region(mem_start, mem_len, name)) {
2561 airo_print_err(ai->dev->name, "Couldn't get region %x[%x] for %s",
2562 (int)mem_start, (int)mem_len, name);
2565 if (!request_mem_region(aux_start, aux_len, name)) {
2566 airo_print_err(ai->dev->name, "Couldn't get region %x[%x] for %s",
2567 (int)aux_start, (int)aux_len, name);
2571 ai->pcimem = ioremap(mem_start, mem_len);
2573 airo_print_err(ai->dev->name, "Couldn't map region %x[%x] for %s",
2574 (int)mem_start, (int)mem_len, name);
2577 ai->pciaux = ioremap(aux_start, aux_len);
2579 airo_print_err(ai->dev->name, "Couldn't map region %x[%x] for %s",
2580 (int)aux_start, (int)aux_len, name);
2584 /* Reserve PKTSIZE for each fid and 2K for the Rids */
2585 ai->shared = pci_alloc_consistent(pci, PCI_SHARED_LEN, &ai->shared_dma);
2587 airo_print_err(ai->dev->name, "Couldn't alloc_consistent %d",
2593 * Setup descriptor RX, TX, CONFIG
2595 busaddroff = ai->shared_dma;
2596 pciaddroff = ai->pciaux + AUX_OFFSET;
2597 vpackoff = ai->shared;
2599 /* RX descriptor setup */
2600 for(i = 0; i < MPI_MAX_FIDS; i++) {
2601 ai->rxfids[i].pending = 0;
2602 ai->rxfids[i].card_ram_off = pciaddroff;
2603 ai->rxfids[i].virtual_host_addr = vpackoff;
2604 ai->rxfids[i].rx_desc.host_addr = busaddroff;
2605 ai->rxfids[i].rx_desc.valid = 1;
2606 ai->rxfids[i].rx_desc.len = PKTSIZE;
2607 ai->rxfids[i].rx_desc.rdy = 0;
2609 pciaddroff += sizeof(RxFid);
2610 busaddroff += PKTSIZE;
2611 vpackoff += PKTSIZE;
2614 /* TX descriptor setup */
2615 for(i = 0; i < MPI_MAX_FIDS; i++) {
2616 ai->txfids[i].card_ram_off = pciaddroff;
2617 ai->txfids[i].virtual_host_addr = vpackoff;
2618 ai->txfids[i].tx_desc.valid = 1;
2619 ai->txfids[i].tx_desc.host_addr = busaddroff;
2620 memcpy(ai->txfids[i].virtual_host_addr,
2621 &wifictlhdr8023, sizeof(wifictlhdr8023));
2623 pciaddroff += sizeof(TxFid);
2624 busaddroff += PKTSIZE;
2625 vpackoff += PKTSIZE;
2627 ai->txfids[i-1].tx_desc.eoc = 1; /* Last descriptor has EOC set */
2629 /* Rid descriptor setup */
2630 ai->config_desc.card_ram_off = pciaddroff;
2631 ai->config_desc.virtual_host_addr = vpackoff;
2632 ai->config_desc.rid_desc.host_addr = busaddroff;
2633 ai->ridbus = busaddroff;
2634 ai->config_desc.rid_desc.rid = 0;
2635 ai->config_desc.rid_desc.len = RIDSIZE;
2636 ai->config_desc.rid_desc.valid = 1;
2637 pciaddroff += sizeof(Rid);
2638 busaddroff += RIDSIZE;
2639 vpackoff += RIDSIZE;
2641 /* Tell card about descriptors */
2642 if (mpi_init_descriptors (ai) != SUCCESS)
2647 pci_free_consistent(pci, PCI_SHARED_LEN, ai->shared, ai->shared_dma);
2649 iounmap(ai->pciaux);
2651 iounmap(ai->pcimem);
2653 release_mem_region(aux_start, aux_len);
2655 release_mem_region(mem_start, mem_len);
2660 static void wifi_setup(struct net_device *dev)
2662 dev->hard_header = NULL;
2663 dev->rebuild_header = NULL;
2664 dev->hard_header_cache = NULL;
2665 dev->header_cache_update= NULL;
2667 dev->hard_header_parse = wll_header_parse;
2668 dev->hard_start_xmit = &airo_start_xmit11;
2669 dev->get_stats = &airo_get_stats;
2670 dev->set_mac_address = &airo_set_mac_address;
2671 dev->do_ioctl = &airo_ioctl;
2672 dev->wireless_handlers = &airo_handler_def;
2673 dev->change_mtu = &airo_change_mtu;
2674 dev->open = &airo_open;
2675 dev->stop = &airo_close;
2677 dev->type = ARPHRD_IEEE80211;
2678 dev->hard_header_len = ETH_HLEN;
2679 dev->mtu = AIRO_DEF_MTU;
2680 dev->addr_len = ETH_ALEN;
2681 dev->tx_queue_len = 100;
2683 memset(dev->broadcast,0xFF, ETH_ALEN);
2685 dev->flags = IFF_BROADCAST|IFF_MULTICAST;
2688 static struct net_device *init_wifidev(struct airo_info *ai,
2689 struct net_device *ethdev)
2692 struct net_device *dev = alloc_netdev(0, "wifi%d", wifi_setup);
2695 dev->priv = ethdev->priv;
2696 dev->irq = ethdev->irq;
2697 dev->base_addr = ethdev->base_addr;
2698 dev->wireless_data = ethdev->wireless_data;
2699 memcpy(dev->dev_addr, ethdev->dev_addr, dev->addr_len);
2700 err = register_netdev(dev);
2708 static int reset_card( struct net_device *dev , int lock) {
2709 struct airo_info *ai = dev->priv;
2711 if (lock && down_interruptible(&ai->sem))
2714 OUT4500(ai,COMMAND,CMD_SOFTRESET);
2723 #define AIRO_MAX_NETWORK_COUNT 64
2724 static int airo_networks_allocate(struct airo_info *ai)
2730 kzalloc(AIRO_MAX_NETWORK_COUNT * sizeof(BSSListElement),
2732 if (!ai->networks) {
2733 airo_print_warn(ai->dev->name, "Out of memory allocating beacons");
2740 static void airo_networks_free(struct airo_info *ai)
2744 kfree(ai->networks);
2745 ai->networks = NULL;
2748 static void airo_networks_initialize(struct airo_info *ai)
2752 INIT_LIST_HEAD(&ai->network_free_list);
2753 INIT_LIST_HEAD(&ai->network_list);
2754 for (i = 0; i < AIRO_MAX_NETWORK_COUNT; i++)
2755 list_add_tail(&ai->networks[i].list,
2756 &ai->network_free_list);
2759 static int airo_test_wpa_capable(struct airo_info *ai)
2762 CapabilityRid cap_rid;
2763 const char *name = ai->dev->name;
2765 status = readCapabilityRid(ai, &cap_rid, 1);
2766 if (status != SUCCESS) return 0;
2768 /* Only firmware versions 5.30.17 or better can do WPA */
2769 if ((cap_rid.softVer > 0x530)
2770 || ((cap_rid.softVer == 0x530) && (cap_rid.softSubVer >= 17))) {
2771 airo_print_info(name, "WPA is supported.");
2775 /* No WPA support */
2776 airo_print_info(name, "WPA unsupported (only firmware versions 5.30.17"
2777 " and greater support WPA. Detected %s)", cap_rid.prodVer);
2781 static struct net_device *_init_airo_card( unsigned short irq, int port,
2782 int is_pcmcia, struct pci_dev *pci,
2783 struct device *dmdev )
2785 struct net_device *dev;
2786 struct airo_info *ai;
2789 /* Create the network device object. */
2790 dev = alloc_etherdev(sizeof(*ai));
2792 airo_print_err("", "Couldn't alloc_etherdev");
2795 if (dev_alloc_name(dev, dev->name) < 0) {
2796 airo_print_err("", "Couldn't get name!");
2805 if (pci && (pci->device == 0x5000 || pci->device == 0xa504)) {
2806 airo_print_dbg(dev->name, "Found an MPI350 card");
2807 set_bit(FLAG_MPI, &ai->flags);
2809 spin_lock_init(&ai->aux_lock);
2810 sema_init(&ai->sem, 1);
2813 init_waitqueue_head (&ai->thr_wait);
2814 ai->airo_thread_task = kthread_run(airo_thread, dev, dev->name);
2815 if (IS_ERR(ai->airo_thread_task))
2818 rc = add_airo_dev( dev );
2822 if (airo_networks_allocate (ai))
2823 goto err_out_unlink;
2824 airo_networks_initialize (ai);
2826 /* The Airo-specific entries in the device structure. */
2827 if (test_bit(FLAG_MPI,&ai->flags)) {
2828 skb_queue_head_init (&ai->txq);
2829 dev->hard_start_xmit = &mpi_start_xmit;
2831 dev->hard_start_xmit = &airo_start_xmit;
2832 dev->get_stats = &airo_get_stats;
2833 dev->set_multicast_list = &airo_set_multicast_list;
2834 dev->set_mac_address = &airo_set_mac_address;
2835 dev->do_ioctl = &airo_ioctl;
2836 dev->wireless_handlers = &airo_handler_def;
2837 ai->wireless_data.spy_data = &ai->spy_data;
2838 dev->wireless_data = &ai->wireless_data;
2839 dev->change_mtu = &airo_change_mtu;
2840 dev->open = &airo_open;
2841 dev->stop = &airo_close;
2843 dev->base_addr = port;
2845 SET_NETDEV_DEV(dev, dmdev);
2847 reset_card (dev, 1);
2850 rc = request_irq( dev->irq, airo_interrupt, IRQF_SHARED, dev->name, dev );
2852 airo_print_err(dev->name, "register interrupt %d failed, rc %d",
2854 goto err_out_unlink;
2857 if (!request_region( dev->base_addr, 64, dev->name )) {
2859 airo_print_err(dev->name, "Couldn't request region");
2864 if (test_bit(FLAG_MPI,&ai->flags)) {
2865 if (mpi_map_card(ai, pci, dev->name)) {
2866 airo_print_err(dev->name, "Could not map memory");
2872 if ( setup_card( ai, dev->dev_addr, 1 ) != SUCCESS ) {
2873 airo_print_err(dev->name, "MAC could not be enabled" );
2877 } else if (!test_bit(FLAG_MPI,&ai->flags)) {
2878 ai->bap_read = fast_bap_read;
2879 set_bit(FLAG_FLASHING, &ai->flags);
2882 /* Test for WPA support */
2883 if (airo_test_wpa_capable(ai)) {
2884 set_bit(FLAG_WPA_CAPABLE, &ai->flags);
2885 ai->bssListFirst = RID_WPA_BSSLISTFIRST;
2886 ai->bssListNext = RID_WPA_BSSLISTNEXT;
2887 ai->bssListRidLen = sizeof(BSSListRid);
2889 ai->bssListFirst = RID_BSSLISTFIRST;
2890 ai->bssListNext = RID_BSSLISTNEXT;
2891 ai->bssListRidLen = sizeof(BSSListRid) - sizeof(BSSListRidExtra);
2894 rc = register_netdev(dev);
2896 airo_print_err(dev->name, "Couldn't register_netdev");
2899 ai->wifidev = init_wifidev(ai, dev);
2903 set_bit(FLAG_REGISTERED,&ai->flags);
2904 airo_print_info(dev->name, "MAC enabled %x:%x:%x:%x:%x:%x",
2905 dev->dev_addr[0], dev->dev_addr[1], dev->dev_addr[2],
2906 dev->dev_addr[3], dev->dev_addr[4], dev->dev_addr[5] );
2908 /* Allocate the transmit buffers */
2909 if (probe && !test_bit(FLAG_MPI,&ai->flags))
2910 for( i = 0; i < MAX_FIDS; i++ )
2911 ai->fids[i] = transmit_allocate(ai,AIRO_DEF_MTU,i>=MAX_FIDS/2);
2913 if (setup_proc_entry(dev, dev->priv) < 0)
2916 netif_start_queue(dev);
2917 SET_MODULE_OWNER(dev);
2921 unregister_netdev(ai->wifidev);
2922 free_netdev(ai->wifidev);
2924 unregister_netdev(dev);
2926 if (test_bit(FLAG_MPI,&ai->flags) && pci) {
2927 pci_free_consistent(pci, PCI_SHARED_LEN, ai->shared, ai->shared_dma);
2928 iounmap(ai->pciaux);
2929 iounmap(ai->pcimem);
2930 mpi_unmap_card(ai->pci);
2934 release_region( dev->base_addr, 64 );
2936 free_irq(dev->irq, dev);
2940 set_bit(JOB_DIE, &ai->jobs);
2941 kthread_stop(ai->airo_thread_task);
2947 struct net_device *init_airo_card( unsigned short irq, int port, int is_pcmcia,
2948 struct device *dmdev)
2950 return _init_airo_card ( irq, port, is_pcmcia, NULL, dmdev);
2953 EXPORT_SYMBOL(init_airo_card);
2955 static int waitbusy (struct airo_info *ai) {
2957 while ((IN4500 (ai, COMMAND) & COMMAND_BUSY) & (delay < 10000)) {
2959 if ((++delay % 20) == 0)
2960 OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY);
2962 return delay < 10000;
2965 int reset_airo_card( struct net_device *dev )
2968 struct airo_info *ai = dev->priv;
2970 if (reset_card (dev, 1))
2973 if ( setup_card(ai, dev->dev_addr, 1 ) != SUCCESS ) {
2974 airo_print_err(dev->name, "MAC could not be enabled");
2977 airo_print_info(dev->name, "MAC enabled %x:%x:%x:%x:%x:%x",
2978 dev->dev_addr[0], dev->dev_addr[1], dev->dev_addr[2],
2979 dev->dev_addr[3], dev->dev_addr[4], dev->dev_addr[5]);
2980 /* Allocate the transmit buffers if needed */
2981 if (!test_bit(FLAG_MPI,&ai->flags))
2982 for( i = 0; i < MAX_FIDS; i++ )
2983 ai->fids[i] = transmit_allocate (ai,AIRO_DEF_MTU,i>=MAX_FIDS/2);
2985 enable_interrupts( ai );
2986 netif_wake_queue(dev);
2990 EXPORT_SYMBOL(reset_airo_card);
2992 static void airo_send_event(struct net_device *dev) {
2993 struct airo_info *ai = dev->priv;
2994 union iwreq_data wrqu;
2995 StatusRid status_rid;
2997 clear_bit(JOB_EVENT, &ai->jobs);
2998 PC4500_readrid(ai, RID_STATUS, &status_rid, sizeof(status_rid), 0);
3000 wrqu.data.length = 0;
3001 wrqu.data.flags = 0;
3002 memcpy(wrqu.ap_addr.sa_data, status_rid.bssid[0], ETH_ALEN);
3003 wrqu.ap_addr.sa_family = ARPHRD_ETHER;
3005 /* Send event to user space */
3006 wireless_send_event(dev, SIOCGIWAP, &wrqu, NULL);
3009 static void airo_process_scan_results (struct airo_info *ai) {
3010 union iwreq_data wrqu;
3013 BSSListElement * loop_net;
3014 BSSListElement * tmp_net;
3016 /* Blow away current list of scan results */
3017 list_for_each_entry_safe (loop_net, tmp_net, &ai->network_list, list) {
3018 list_move_tail (&loop_net->list, &ai->network_free_list);
3019 /* Don't blow away ->list, just BSS data */
3020 memset (loop_net, 0, sizeof (loop_net->bss));
3023 /* Try to read the first entry of the scan result */
3024 rc = PC4500_readrid(ai, ai->bssListFirst, &bss, ai->bssListRidLen, 0);
3025 if((rc) || (bss.index == 0xffff)) {
3026 /* No scan results */
3030 /* Read and parse all entries */
3032 while((!rc) && (bss.index != 0xffff)) {
3033 /* Grab a network off the free list */
3034 if (!list_empty(&ai->network_free_list)) {
3035 tmp_net = list_entry(ai->network_free_list.next,
3036 BSSListElement, list);
3037 list_del(ai->network_free_list.next);
3040 if (tmp_net != NULL) {
3041 memcpy(tmp_net, &bss, sizeof(tmp_net->bss));
3042 list_add_tail(&tmp_net->list, &ai->network_list);
3046 /* Read next entry */
3047 rc = PC4500_readrid(ai, ai->bssListNext,
3048 &bss, ai->bssListRidLen, 0);
3052 ai->scan_timeout = 0;
3053 clear_bit(JOB_SCAN_RESULTS, &ai->jobs);
3056 /* Send an empty event to user space.
3057 * We don't send the received data on
3058 * the event because it would require
3059 * us to do complex transcoding, and
3060 * we want to minimise the work done in
3061 * the irq handler. Use a request to
3062 * extract the data - Jean II */
3063 wrqu.data.length = 0;
3064 wrqu.data.flags = 0;
3065 wireless_send_event(ai->dev, SIOCGIWSCAN, &wrqu, NULL);
3068 static int airo_thread(void *data) {
3069 struct net_device *dev = data;
3070 struct airo_info *ai = dev->priv;
3074 /* make swsusp happy with our thread */
3077 if (test_bit(JOB_DIE, &ai->jobs))
3081 locked = down_interruptible(&ai->sem);
3085 init_waitqueue_entry(&wait, current);
3086 add_wait_queue(&ai->thr_wait, &wait);
3088 set_current_state(TASK_INTERRUPTIBLE);
3091 if (ai->expires || ai->scan_timeout) {
3092 if (ai->scan_timeout &&
3093 time_after_eq(jiffies,ai->scan_timeout)){
3094 set_bit(JOB_SCAN_RESULTS, &ai->jobs);
3096 } else if (ai->expires &&
3097 time_after_eq(jiffies,ai->expires)){
3098 set_bit(JOB_AUTOWEP, &ai->jobs);
3101 if (!kthread_should_stop()) {
3102 unsigned long wake_at;
3103 if (!ai->expires || !ai->scan_timeout) {
3104 wake_at = max(ai->expires,
3107 wake_at = min(ai->expires,
3110 schedule_timeout(wake_at - jiffies);
3113 } else if (!kthread_should_stop()) {
3119 current->state = TASK_RUNNING;
3120 remove_wait_queue(&ai->thr_wait, &wait);
3127 if (test_bit(JOB_DIE, &ai->jobs)) {
3132 if (ai->power.event || test_bit(FLAG_FLASHING, &ai->flags)) {
3137 if (test_bit(JOB_XMIT, &ai->jobs))
3139 else if (test_bit(JOB_XMIT11, &ai->jobs))
3140 airo_end_xmit11(dev);
3141 else if (test_bit(JOB_STATS, &ai->jobs))
3142 airo_read_stats(ai);
3143 else if (test_bit(JOB_WSTATS, &ai->jobs))
3144 airo_read_wireless_stats(ai);
3145 else if (test_bit(JOB_PROMISC, &ai->jobs))
3146 airo_set_promisc(ai);
3147 else if (test_bit(JOB_MIC, &ai->jobs))
3149 else if (test_bit(JOB_EVENT, &ai->jobs))
3150 airo_send_event(dev);
3151 else if (test_bit(JOB_AUTOWEP, &ai->jobs))
3153 else if (test_bit(JOB_SCAN_RESULTS, &ai->jobs))
3154 airo_process_scan_results(ai);
3155 else /* Shouldn't get here, but we make sure to unlock */
3162 static irqreturn_t airo_interrupt ( int irq, void* dev_id) {
3163 struct net_device *dev = (struct net_device *)dev_id;
3166 struct airo_info *apriv = dev->priv;
3167 u16 savedInterrupts = 0;
3170 if (!netif_device_present(dev))
3174 status = IN4500( apriv, EVSTAT );
3175 if ( !(status & STATUS_INTS) || status == 0xffff ) break;
3179 if ( status & EV_AWAKE ) {
3180 OUT4500( apriv, EVACK, EV_AWAKE );
3181 OUT4500( apriv, EVACK, EV_AWAKE );
3184 if (!savedInterrupts) {
3185 savedInterrupts = IN4500( apriv, EVINTEN );
3186 OUT4500( apriv, EVINTEN, 0 );
3189 if ( status & EV_MIC ) {
3190 OUT4500( apriv, EVACK, EV_MIC );
3191 if (test_bit(FLAG_MIC_CAPABLE, &apriv->flags)) {
3192 set_bit(JOB_MIC, &apriv->jobs);
3193 wake_up_interruptible(&apriv->thr_wait);
3196 if ( status & EV_LINK ) {
3197 union iwreq_data wrqu;
3198 int scan_forceloss = 0;
3199 /* The link status has changed, if you want to put a
3200 monitor hook in, do it here. (Remember that
3201 interrupts are still disabled!)
3203 u16 newStatus = IN4500(apriv, LINKSTAT);
3204 OUT4500( apriv, EVACK, EV_LINK);
3205 /* Here is what newStatus means: */
3206 #define NOBEACON 0x8000 /* Loss of sync - missed beacons */
3207 #define MAXRETRIES 0x8001 /* Loss of sync - max retries */
3208 #define MAXARL 0x8002 /* Loss of sync - average retry level exceeded*/
3209 #define FORCELOSS 0x8003 /* Loss of sync - host request */
3210 #define TSFSYNC 0x8004 /* Loss of sync - TSF synchronization */
3211 #define DEAUTH 0x8100 /* Deauthentication (low byte is reason code) */
3212 #define DISASS 0x8200 /* Disassociation (low byte is reason code) */
3213 #define ASSFAIL 0x8400 /* Association failure (low byte is reason
3215 #define AUTHFAIL 0x0300 /* Authentication failure (low byte is reason
3217 #define ASSOCIATED 0x0400 /* Associated */
3218 #define REASSOCIATED 0x0600 /* Reassociated? Only on firmware >= 5.30.17 */
3219 #define RC_RESERVED 0 /* Reserved return code */
3220 #define RC_NOREASON 1 /* Unspecified reason */
3221 #define RC_AUTHINV 2 /* Previous authentication invalid */
3222 #define RC_DEAUTH 3 /* Deauthenticated because sending station is
3224 #define RC_NOACT 4 /* Disassociated due to inactivity */
3225 #define RC_MAXLOAD 5 /* Disassociated because AP is unable to handle
3226 all currently associated stations */
3227 #define RC_BADCLASS2 6 /* Class 2 frame received from
3228 non-Authenticated station */
3229 #define RC_BADCLASS3 7 /* Class 3 frame received from
3230 non-Associated station */
3231 #define RC_STATLEAVE 8 /* Disassociated because sending station is
3233 #define RC_NOAUTH 9 /* Station requesting (Re)Association is not
3234 Authenticated with the responding station */
3235 if (newStatus == FORCELOSS && apriv->scan_timeout > 0)
3237 if(newStatus == ASSOCIATED || newStatus == REASSOCIATED) {
3240 if (apriv->list_bss_task)
3241 wake_up_process(apriv->list_bss_task);
3242 set_bit(FLAG_UPDATE_UNI, &apriv->flags);
3243 set_bit(FLAG_UPDATE_MULTI, &apriv->flags);
3245 if (down_trylock(&apriv->sem) != 0) {
3246 set_bit(JOB_EVENT, &apriv->jobs);
3247 wake_up_interruptible(&apriv->thr_wait);
3249 airo_send_event(dev);
3250 } else if (!scan_forceloss) {
3251 if (auto_wep && !apriv->expires) {
3252 apriv->expires = RUN_AT(3*HZ);
3253 wake_up_interruptible(&apriv->thr_wait);
3256 /* Send event to user space */
3257 memset(wrqu.ap_addr.sa_data, '\0', ETH_ALEN);
3258 wrqu.ap_addr.sa_family = ARPHRD_ETHER;
3259 wireless_send_event(dev, SIOCGIWAP, &wrqu,NULL);
3263 /* Check to see if there is something to receive */
3264 if ( status & EV_RX ) {
3265 struct sk_buff *skb = NULL;
3266 u16 fc, len, hdrlen = 0;
3280 if (test_bit(FLAG_MPI,&apriv->flags)) {
3281 if (test_bit(FLAG_802_11, &apriv->flags))
3282 mpi_receive_802_11(apriv);
3284 mpi_receive_802_3(apriv);
3285 OUT4500(apriv, EVACK, EV_RX);
3289 fid = IN4500( apriv, RXFID );
3291 /* Get the packet length */
3292 if (test_bit(FLAG_802_11, &apriv->flags)) {
3293 bap_setup (apriv, fid, 4, BAP0);
3294 bap_read (apriv, (u16*)&hdr, sizeof(hdr), BAP0);
3295 /* Bad CRC. Ignore packet */
3296 if (le16_to_cpu(hdr.status) & 2)
3298 if (apriv->wifidev == NULL)
3301 bap_setup (apriv, fid, 0x36, BAP0);
3302 bap_read (apriv, (u16*)&hdr.len, 2, BAP0);
3304 len = le16_to_cpu(hdr.len);
3306 if (len > AIRO_DEF_MTU) {
3307 airo_print_err(apriv->dev->name, "Bad size %d", len);
3313 if (test_bit(FLAG_802_11, &apriv->flags)) {
3314 bap_read (apriv, (u16*)&fc, sizeof(fc), BAP0);
3315 fc = le16_to_cpu(fc);
3318 if ((fc & 0xe0) == 0xc0)
3324 if ((fc&0x300)==0x300){
3332 hdrlen = ETH_ALEN * 2;
3334 skb = dev_alloc_skb( len + hdrlen + 2 + 2 );
3336 apriv->stats.rx_dropped++;
3339 skb_reserve(skb, 2); /* This way the IP header is aligned */
3340 buffer = (u16*)skb_put (skb, len + hdrlen);
3341 if (test_bit(FLAG_802_11, &apriv->flags)) {
3343 bap_read (apriv, buffer + 1, hdrlen - 2, BAP0);
3345 bap_read (apriv, tmpbuf, 6, BAP0);
3347 bap_read (apriv, &gap, sizeof(gap), BAP0);
3348 gap = le16_to_cpu(gap);
3351 bap_read (apriv, tmpbuf, gap, BAP0);
3353 airo_print_err(apriv->dev->name, "gaplen too "
3354 "big. Problems will follow...");
3357 bap_read (apriv, buffer + hdrlen/2, len, BAP0);
3360 bap_read (apriv, buffer, ETH_ALEN*2, BAP0);
3361 if (apriv->micstats.enabled) {
3362 bap_read (apriv,(u16*)&micbuf,sizeof(micbuf),BAP0);
3363 if (ntohs(micbuf.typelen) > 0x05DC)
3364 bap_setup (apriv, fid, 0x44, BAP0);
3366 if (len <= sizeof(micbuf))
3369 len -= sizeof(micbuf);
3370 skb_trim (skb, len + hdrlen);
3373 bap_read(apriv,buffer+ETH_ALEN,len,BAP0);
3374 if (decapsulate(apriv,&micbuf,(etherHead*)buffer,len)) {
3376 dev_kfree_skb_irq (skb);
3378 OUT4500( apriv, EVACK, EV_RX);
3383 if (apriv->spy_data.spy_number > 0) {
3385 struct iw_quality wstats;
3386 /* Prepare spy data : addr + qual */
3387 if (!test_bit(FLAG_802_11, &apriv->flags)) {
3388 sa = (char*)buffer + 6;
3389 bap_setup (apriv, fid, 8, BAP0);
3390 bap_read (apriv, (u16*)hdr.rssi, 2, BAP0);
3392 sa = (char*)buffer + 10;
3393 wstats.qual = hdr.rssi[0];
3395 wstats.level = 0x100 - apriv->rssi[hdr.rssi[1]].rssidBm;
3397 wstats.level = (hdr.rssi[1] + 321) / 2;
3398 wstats.noise = apriv->wstats.qual.noise;
3399 wstats.updated = IW_QUAL_LEVEL_UPDATED
3400 | IW_QUAL_QUAL_UPDATED
3402 /* Update spy records */
3403 wireless_spy_update(dev, sa, &wstats);
3405 #endif /* WIRELESS_SPY */
3406 OUT4500( apriv, EVACK, EV_RX);
3408 if (test_bit(FLAG_802_11, &apriv->flags)) {
3409 skb->mac.raw = skb->data;
3410 skb->pkt_type = PACKET_OTHERHOST;
3411 skb->dev = apriv->wifidev;
3412 skb->protocol = htons(ETH_P_802_2);
3415 skb->protocol = eth_type_trans(skb,dev);
3417 skb->dev->last_rx = jiffies;
3418 skb->ip_summed = CHECKSUM_NONE;
3424 /* Check to see if a packet has been transmitted */
3425 if ( status & ( EV_TX|EV_TXCPY|EV_TXEXC ) ) {
3430 if (test_bit(FLAG_MPI,&apriv->flags)) {
3431 unsigned long flags;
3433 if (status & EV_TXEXC)
3434 get_tx_error(apriv, -1);
3435 spin_lock_irqsave(&apriv->aux_lock, flags);
3436 if (!skb_queue_empty(&apriv->txq)) {
3437 spin_unlock_irqrestore(&apriv->aux_lock,flags);
3438 mpi_send_packet (dev);
3440 clear_bit(FLAG_PENDING_XMIT, &apriv->flags);
3441 spin_unlock_irqrestore(&apriv->aux_lock,flags);
3442 netif_wake_queue (dev);
3444 OUT4500( apriv, EVACK,
3445 status & (EV_TX|EV_TXCPY|EV_TXEXC));
3449 fid = IN4500(apriv, TXCOMPLFID);
3451 for( i = 0; i < MAX_FIDS; i++ ) {
3452 if ( ( apriv->fids[i] & 0xffff ) == fid ) {
3453 len = apriv->fids[i] >> 16;
3458 if (status & EV_TXEXC)
3459 get_tx_error(apriv, index);
3460 OUT4500( apriv, EVACK, status & (EV_TX | EV_TXEXC));
3461 /* Set up to be used again */
3462 apriv->fids[index] &= 0xffff;
3463 if (index < MAX_FIDS / 2) {
3464 if (!test_bit(FLAG_PENDING_XMIT, &apriv->flags))
3465 netif_wake_queue(dev);
3467 if (!test_bit(FLAG_PENDING_XMIT11, &apriv->flags))
3468 netif_wake_queue(apriv->wifidev);
3471 OUT4500( apriv, EVACK, status & (EV_TX | EV_TXCPY | EV_TXEXC));
3472 airo_print_err(apriv->dev->name, "Unallocated FID was "
3477 if ( status & ~STATUS_INTS & ~IGNORE_INTS )
3478 airo_print_warn(apriv->dev->name, "Got weird status %x",
3479 status & ~STATUS_INTS & ~IGNORE_INTS );
3482 if (savedInterrupts)
3483 OUT4500( apriv, EVINTEN, savedInterrupts );
3486 return IRQ_RETVAL(handled);
3490 * Routines to talk to the card
3494 * This was originally written for the 4500, hence the name
3495 * NOTE: If use with 8bit mode and SMP bad things will happen!
3496 * Why would some one do 8 bit IO in an SMP machine?!?
3498 static void OUT4500( struct airo_info *ai, u16 reg, u16 val ) {
3499 if (test_bit(FLAG_MPI,&ai->flags))
3502 outw( val, ai->dev->base_addr + reg );
3504 outb( val & 0xff, ai->dev->base_addr + reg );
3505 outb( val >> 8, ai->dev->base_addr + reg + 1 );
3509 static u16 IN4500( struct airo_info *ai, u16 reg ) {
3512 if (test_bit(FLAG_MPI,&ai->flags))
3515 rc = inw( ai->dev->base_addr + reg );
3517 rc = inb( ai->dev->base_addr + reg );
3518 rc += ((int)inb( ai->dev->base_addr + reg + 1 )) << 8;
3523 static int enable_MAC( struct airo_info *ai, Resp *rsp, int lock ) {
3527 /* FLAG_RADIO_OFF : Radio disabled via /proc or Wireless Extensions
3528 * FLAG_RADIO_DOWN : Radio disabled via "ifconfig ethX down"
3529 * Note : we could try to use !netif_running(dev) in enable_MAC()
3530 * instead of this flag, but I don't trust it *within* the
3531 * open/close functions, and testing both flags together is
3532 * "cheaper" - Jean II */
3533 if (ai->flags & FLAG_RADIO_MASK) return SUCCESS;
3535 if (lock && down_interruptible(&ai->sem))
3536 return -ERESTARTSYS;
3538 if (!test_bit(FLAG_ENABLED, &ai->flags)) {
3539 memset(&cmd, 0, sizeof(cmd));
3540 cmd.cmd = MAC_ENABLE;
3541 rc = issuecommand(ai, &cmd, rsp);
3543 set_bit(FLAG_ENABLED, &ai->flags);
3551 airo_print_err(ai->dev->name, "%s: Cannot enable MAC, err=%d",
3556 static void disable_MAC( struct airo_info *ai, int lock ) {
3560 if (lock && down_interruptible(&ai->sem))
3563 if (test_bit(FLAG_ENABLED, &ai->flags)) {
3564 memset(&cmd, 0, sizeof(cmd));
3565 cmd.cmd = MAC_DISABLE; // disable in case already enabled
3566 issuecommand(ai, &cmd, &rsp);
3567 clear_bit(FLAG_ENABLED, &ai->flags);
3573 static void enable_interrupts( struct airo_info *ai ) {
3574 /* Enable the interrupts */
3575 OUT4500( ai, EVINTEN, STATUS_INTS );
3578 static void disable_interrupts( struct airo_info *ai ) {
3579 OUT4500( ai, EVINTEN, 0 );
3582 static void mpi_receive_802_3(struct airo_info *ai)
3586 struct sk_buff *skb;
3591 memcpy_fromio(&rxd, ai->rxfids[0].card_ram_off, sizeof(rxd));
3592 /* Make sure we got something */
3593 if (rxd.rdy && rxd.valid == 0) {
3595 if (len < 12 || len > 2048)
3598 skb = dev_alloc_skb(len);
3600 ai->stats.rx_dropped++;
3603 buffer = skb_put(skb,len);
3604 memcpy(buffer, ai->rxfids[0].virtual_host_addr, ETH_ALEN * 2);
3605 if (ai->micstats.enabled) {
3607 ai->rxfids[0].virtual_host_addr + ETH_ALEN * 2,
3609 if (ntohs(micbuf.typelen) <= 0x05DC) {
3610 if (len <= sizeof(micbuf) + ETH_ALEN * 2)
3613 off = sizeof(micbuf);
3614 skb_trim (skb, len - off);
3617 memcpy(buffer + ETH_ALEN * 2,
3618 ai->rxfids[0].virtual_host_addr + ETH_ALEN * 2 + off,
3619 len - ETH_ALEN * 2 - off);
3620 if (decapsulate (ai, &micbuf, (etherHead*)buffer, len - off - ETH_ALEN * 2)) {
3622 dev_kfree_skb_irq (skb);
3626 if (ai->spy_data.spy_number > 0) {
3628 struct iw_quality wstats;
3629 /* Prepare spy data : addr + qual */
3630 sa = buffer + ETH_ALEN;
3631 wstats.qual = 0; /* XXX Where do I get that info from ??? */
3634 /* Update spy records */
3635 wireless_spy_update(ai->dev, sa, &wstats);
3637 #endif /* WIRELESS_SPY */
3640 skb->ip_summed = CHECKSUM_NONE;
3641 skb->protocol = eth_type_trans(skb, ai->dev);
3642 skb->dev->last_rx = jiffies;
3646 if (rxd.valid == 0) {
3650 memcpy_toio(ai->rxfids[0].card_ram_off, &rxd, sizeof(rxd));
3654 void mpi_receive_802_11 (struct airo_info *ai)
3657 struct sk_buff *skb = NULL;
3658 u16 fc, len, hdrlen = 0;
3670 char *ptr = ai->rxfids[0].virtual_host_addr+4;
3672 memcpy_fromio(&rxd, ai->rxfids[0].card_ram_off, sizeof(rxd));
3673 memcpy ((char *)&hdr, ptr, sizeof(hdr));
3675 /* Bad CRC. Ignore packet */
3676 if (le16_to_cpu(hdr.status) & 2)
3678 if (ai->wifidev == NULL)
3680 len = le16_to_cpu(hdr.len);
3681 if (len > AIRO_DEF_MTU) {
3682 airo_print_err(ai->dev->name, "Bad size %d", len);
3688 memcpy ((char *)&fc, ptr, sizeof(fc));
3689 fc = le16_to_cpu(fc);
3692 if ((fc & 0xe0) == 0xc0)
3698 if ((fc&0x300)==0x300){
3706 skb = dev_alloc_skb( len + hdrlen + 2 );
3708 ai->stats.rx_dropped++;
3711 buffer = (u16*)skb_put (skb, len + hdrlen);
3712 memcpy ((char *)buffer, ptr, hdrlen);
3716 memcpy ((char *)&gap, ptr, sizeof(gap));
3718 gap = le16_to_cpu(gap);
3723 airo_print_err(ai->dev->name,
3724 "gaplen too big. Problems will follow...");
3726 memcpy ((char *)buffer + hdrlen, ptr, len);
3728 #ifdef IW_WIRELESS_SPY /* defined in iw_handler.h */
3729 if (ai->spy_data.spy_number > 0) {
3731 struct iw_quality wstats;
3732 /* Prepare spy data : addr + qual */
3733 sa = (char*)buffer + 10;
3734 wstats.qual = hdr.rssi[0];
3736 wstats.level = 0x100 - ai->rssi[hdr.rssi[1]].rssidBm;
3738 wstats.level = (hdr.rssi[1] + 321) / 2;
3739 wstats.noise = ai->wstats.qual.noise;
3740 wstats.updated = IW_QUAL_QUAL_UPDATED
3741 | IW_QUAL_LEVEL_UPDATED
3743 /* Update spy records */
3744 wireless_spy_update(ai->dev, sa, &wstats);
3746 #endif /* IW_WIRELESS_SPY */
3747 skb->mac.raw = skb->data;
3748 skb->pkt_type = PACKET_OTHERHOST;
3749 skb->dev = ai->wifidev;
3750 skb->protocol = htons(ETH_P_802_2);
3751 skb->dev->last_rx = jiffies;
3752 skb->ip_summed = CHECKSUM_NONE;
3755 if (rxd.valid == 0) {
3759 memcpy_toio(ai->rxfids[0].card_ram_off, &rxd, sizeof(rxd));
3763 static u16 setup_card(struct airo_info *ai, u8 *mac, int lock)
3774 memset( &mySsid, 0, sizeof( mySsid ) );
3778 /* The NOP is the first step in getting the card going */
3780 cmd.parm0 = cmd.parm1 = cmd.parm2 = 0;
3781 if (lock && down_interruptible(&ai->sem))
3783 if ( issuecommand( ai, &cmd, &rsp ) != SUCCESS ) {
3788 disable_MAC( ai, 0);
3790 // Let's figure out if we need to use the AUX port
3791 if (!test_bit(FLAG_MPI,&ai->flags)) {
3792 cmd.cmd = CMD_ENABLEAUX;
3793 if (issuecommand(ai, &cmd, &rsp) != SUCCESS) {
3796 airo_print_err(ai->dev->name, "Error checking for AUX port");
3799 if (!aux_bap || rsp.status & 0xff00) {
3800 ai->bap_read = fast_bap_read;
3801 airo_print_dbg(ai->dev->name, "Doing fast bap_reads");
3803 ai->bap_read = aux_bap_read;
3804 airo_print_dbg(ai->dev->name, "Doing AUX bap_reads");
3809 if (ai->config.len == 0) {
3810 tdsRssiRid rssi_rid;
3811 CapabilityRid cap_rid;
3817 // general configuration (read/modify/write)
3818 status = readConfigRid(ai, lock);
3819 if ( status != SUCCESS ) return ERROR;
3821 status = readCapabilityRid(ai, &cap_rid, lock);
3822 if ( status != SUCCESS ) return ERROR;
3824 status = PC4500_readrid(ai,RID_RSSI,&rssi_rid,sizeof(rssi_rid),lock);
3825 if ( status == SUCCESS ) {
3826 if (ai->rssi || (ai->rssi = kmalloc(512, GFP_KERNEL)) != NULL)
3827 memcpy(ai->rssi, (u8*)&rssi_rid + 2, 512); /* Skip RID length member */
3832 if (cap_rid.softCap & 8)
3833 ai->config.rmode |= RXMODE_NORMALIZED_RSSI;
3835 airo_print_warn(ai->dev->name, "unknown received signal "
3838 ai->config.opmode = adhoc ? MODE_STA_IBSS : MODE_STA_ESS;
3839 ai->config.authType = AUTH_OPEN;
3840 ai->config.modulation = MOD_CCK;
3842 if ((cap_rid.len>=sizeof(cap_rid)) && (cap_rid.extSoftCap&1) &&
3843 (micsetup(ai) == SUCCESS)) {
3844 ai->config.opmode |= MODE_MIC;
3845 set_bit(FLAG_MIC_CAPABLE, &ai->flags);
3848 /* Save off the MAC */
3849 for( i = 0; i < ETH_ALEN; i++ ) {
3850 mac[i] = ai->config.macAddr[i];
3853 /* Check to see if there are any insmod configured
3857 memset(ai->config.rates,0,sizeof(ai->config.rates));
3858 for( i = 0; i < 8 && rates[i]; i++ ) {
3859 ai->config.rates[i] = rates[i];
3862 if ( basic_rate > 0 ) {
3864 for( i = 0; i < 8; i++ ) {
3865 if ( ai->config.rates[i] == basic_rate ||
3866 !ai->config.rates ) {
3867 ai->config.rates[i] = basic_rate | 0x80;
3872 set_bit (FLAG_COMMIT, &ai->flags);
3875 /* Setup the SSIDs if present */
3878 for( i = 0; i < 3 && ssids[i]; i++ ) {
3879 mySsid.ssids[i].len = strlen(ssids[i]);
3880 if ( mySsid.ssids[i].len > 32 )
3881 mySsid.ssids[i].len = 32;
3882 memcpy(mySsid.ssids[i].ssid, ssids[i],
3883 mySsid.ssids[i].len);
3885 mySsid.len = sizeof(mySsid);
3888 status = writeConfigRid(ai, lock);
3889 if ( status != SUCCESS ) return ERROR;
3891 /* Set up the SSID list */
3893 status = writeSsidRid(ai, &mySsid, lock);
3894 if ( status != SUCCESS ) return ERROR;
3897 status = enable_MAC(ai, &rsp, lock);
3898 if ( status != SUCCESS || (rsp.status & 0xFF00) != 0) {
3899 airo_print_err(ai->dev->name, "Bad MAC enable reason = %x, rid = %x,"
3900 " offset = %d", rsp.rsp0, rsp.rsp1, rsp.rsp2 );
3904 /* Grab the initial wep key, we gotta save it for auto_wep */
3905 rc = readWepKeyRid(ai, &wkr, 1, lock);
3906 if (rc == SUCCESS) do {
3907 lastindex = wkr.kindex;
3908 if (wkr.kindex == 0xffff) {
3909 ai->defindex = wkr.mac[0];
3911 rc = readWepKeyRid(ai, &wkr, 0, lock);
3912 } while(lastindex != wkr.kindex);
3915 ai->expires = RUN_AT(3*HZ);
3916 wake_up_interruptible(&ai->thr_wait);
3922 static u16 issuecommand(struct airo_info *ai, Cmd *pCmd, Resp *pRsp) {
3923 // Im really paranoid about letting it run forever!
3924 int max_tries = 600000;
3926 if (IN4500(ai, EVSTAT) & EV_CMD)
3927 OUT4500(ai, EVACK, EV_CMD);
3929 OUT4500(ai, PARAM0, pCmd->parm0);
3930 OUT4500(ai, PARAM1, pCmd->parm1);
3931 OUT4500(ai, PARAM2, pCmd->parm2);
3932 OUT4500(ai, COMMAND, pCmd->cmd);
3934 while (max_tries-- && (IN4500(ai, EVSTAT) & EV_CMD) == 0) {
3935 if ((IN4500(ai, COMMAND)) == pCmd->cmd)
3936 // PC4500 didn't notice command, try again
3937 OUT4500(ai, COMMAND, pCmd->cmd);
3938 if (!in_atomic() && (max_tries & 255) == 0)
3942 if ( max_tries == -1 ) {
3943 airo_print_err(ai->dev->name,
3944 "Max tries exceeded when issueing command");
3945 if (IN4500(ai, COMMAND) & COMMAND_BUSY)
3946 OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY);
3950 // command completed
3951 pRsp->status = IN4500(ai, STATUS);
3952 pRsp->rsp0 = IN4500(ai, RESP0);
3953 pRsp->rsp1 = IN4500(ai, RESP1);
3954 pRsp->rsp2 = IN4500(ai, RESP2);
3955 if ((pRsp->status & 0xff00)!=0 && pCmd->cmd != CMD_SOFTRESET)
3956 airo_print_err(ai->dev->name,
3957 "cmd:%x status:%x rsp0:%x rsp1:%x rsp2:%x",
3958 pCmd->cmd, pRsp->status, pRsp->rsp0, pRsp->rsp1,
3961 // clear stuck command busy if necessary
3962 if (IN4500(ai, COMMAND) & COMMAND_BUSY) {
3963 OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY);
3965 // acknowledge processing the status/response
3966 OUT4500(ai, EVACK, EV_CMD);
3971 /* Sets up the bap to start exchange data. whichbap should
3972 * be one of the BAP0 or BAP1 defines. Locks should be held before
3974 static int bap_setup(struct airo_info *ai, u16 rid, u16 offset, int whichbap )
3979 OUT4500(ai, SELECT0+whichbap, rid);
3980 OUT4500(ai, OFFSET0+whichbap, offset);
3982 int status = IN4500(ai, OFFSET0+whichbap);
3983 if (status & BAP_BUSY) {
3984 /* This isn't really a timeout, but its kinda
3989 } else if ( status & BAP_ERR ) {
3990 /* invalid rid or offset */
3991 airo_print_err(ai->dev->name, "BAP error %x %d",
3994 } else if (status & BAP_DONE) { // success
3997 if ( !(max_tries--) ) {
3998 airo_print_err(ai->dev->name,
3999 "airo: BAP setup error too many retries\n");
4002 // -- PC4500 missed it, try again
4003 OUT4500(ai, SELECT0+whichbap, rid);
4004 OUT4500(ai, OFFSET0+whichbap, offset);
4009 /* should only be called by aux_bap_read. This aux function and the
4010 following use concepts not documented in the developers guide. I
4011 got them from a patch given to my by Aironet */
4012 static u16 aux_setup(struct airo_info *ai, u16 page,
4013 u16 offset, u16 *len)
4017 OUT4500(ai, AUXPAGE, page);
4018 OUT4500(ai, AUXOFF, 0);
4019 next = IN4500(ai, AUXDATA);
4020 *len = IN4500(ai, AUXDATA)&0xff;
4021 if (offset != 4) OUT4500(ai, AUXOFF, offset);
4025 /* requires call to bap_setup() first */
4026 static int aux_bap_read(struct airo_info *ai, u16 *pu16Dst,
4027 int bytelen, int whichbap)
4035 unsigned long flags;
4037 spin_lock_irqsave(&ai->aux_lock, flags);
4038 page = IN4500(ai, SWS0+whichbap);
4039 offset = IN4500(ai, SWS2+whichbap);
4040 next = aux_setup(ai, page, offset, &len);
4041 words = (bytelen+1)>>1;
4043 for (i=0; i<words;) {
4045 count = (len>>1) < (words-i) ? (len>>1) : (words-i);
4047 insw( ai->dev->base_addr+DATA0+whichbap,
4050 insb( ai->dev->base_addr+DATA0+whichbap,
4051 pu16Dst+i, count << 1 );
4054 next = aux_setup(ai, next, 4, &len);
4057 spin_unlock_irqrestore(&ai->aux_lock, flags);
4062 /* requires call to bap_setup() first */
4063 static int fast_bap_read(struct airo_info *ai, u16 *pu16Dst,
4064 int bytelen, int whichbap)
4066 bytelen = (bytelen + 1) & (~1); // round up to even value
4068 insw( ai->dev->base_addr+DATA0+whichbap, pu16Dst, bytelen>>1 );
4070 insb( ai->dev->base_addr+DATA0+whichbap, pu16Dst, bytelen );
4074 /* requires call to bap_setup() first */
4075 static int bap_write(struct airo_info *ai, const u16 *pu16Src,
4076 int bytelen, int whichbap)
4078 bytelen = (bytelen + 1) & (~1); // round up to even value
4080 outsw( ai->dev->base_addr+DATA0+whichbap,
4081 pu16Src, bytelen>>1 );
4083 outsb( ai->dev->base_addr+DATA0+whichbap, pu16Src, bytelen );
4087 static int PC4500_accessrid(struct airo_info *ai, u16 rid, u16 accmd)
4089 Cmd cmd; /* for issuing commands */
4090 Resp rsp; /* response from commands */
4093 memset(&cmd, 0, sizeof(cmd));
4096 status = issuecommand(ai, &cmd, &rsp);
4097 if (status != 0) return status;
4098 if ( (rsp.status & 0x7F00) != 0) {
4099 return (accmd << 8) + (rsp.rsp0 & 0xFF);
4104 /* Note, that we are using BAP1 which is also used by transmit, so
4105 * we must get a lock. */
4106 static int PC4500_readrid(struct airo_info *ai, u16 rid, void *pBuf, int len, int lock)
4112 if (down_interruptible(&ai->sem))
4115 if (test_bit(FLAG_MPI,&ai->flags)) {
4119 memset(&cmd, 0, sizeof(cmd));
4120 memset(&rsp, 0, sizeof(rsp));
4121 ai->config_desc.rid_desc.valid = 1;
4122 ai->config_desc.rid_desc.len = RIDSIZE;
4123 ai->config_desc.rid_desc.rid = 0;
4124 ai->config_desc.rid_desc.host_addr = ai->ridbus;
4126 cmd.cmd = CMD_ACCESS;
4129 memcpy_toio(ai->config_desc.card_ram_off,
4130 &ai->config_desc.rid_desc, sizeof(Rid));
4132 rc = issuecommand(ai, &cmd, &rsp);
4134 if (rsp.status & 0x7f00)
4137 memcpy(pBuf, ai->config_desc.virtual_host_addr, len);
4140 if ((status = PC4500_accessrid(ai, rid, CMD_ACCESS))!=SUCCESS) {
4144 if (bap_setup(ai, rid, 0, BAP1) != SUCCESS) {
4148 // read the rid length field
4149 bap_read(ai, pBuf, 2, BAP1);
4150 // length for remaining part of rid
4151 len = min(len, (int)le16_to_cpu(*(u16*)pBuf)) - 2;
4154 airo_print_err(ai->dev->name,
4155 "Rid %x has a length of %d which is too short",
4156 (int)rid, (int)len );
4160 // read remainder of the rid
4161 rc = bap_read(ai, ((u16*)pBuf)+1, len, BAP1);
4169 /* Note, that we are using BAP1 which is also used by transmit, so
4170 * make sure this isnt called when a transmit is happening */
4171 static int PC4500_writerid(struct airo_info *ai, u16 rid,
4172 const void *pBuf, int len, int lock)
4177 *(u16*)pBuf = cpu_to_le16((u16)len);
4180 if (down_interruptible(&ai->sem))
4183 if (test_bit(FLAG_MPI,&ai->flags)) {
4187 if (test_bit(FLAG_ENABLED, &ai->flags) && (RID_WEP_TEMP != rid))
4188 airo_print_err(ai->dev->name,
4189 "%s: MAC should be disabled (rid=%04x)",
4191 memset(&cmd, 0, sizeof(cmd));
4192 memset(&rsp, 0, sizeof(rsp));
4194 ai->config_desc.rid_desc.valid = 1;
4195 ai->config_desc.rid_desc.len = *((u16 *)pBuf);
4196 ai->config_desc.rid_desc.rid = 0;
4198 cmd.cmd = CMD_WRITERID;
4201 memcpy_toio(ai->config_desc.card_ram_off,
4202 &ai->config_desc.rid_desc, sizeof(Rid));
4204 if (len < 4 || len > 2047) {
4205 airo_print_err(ai->dev->name, "%s: len=%d", __FUNCTION__, len);
4208 memcpy((char *)ai->config_desc.virtual_host_addr,
4211 rc = issuecommand(ai, &cmd, &rsp);
4212 if ((rc & 0xff00) != 0) {
4213 airo_print_err(ai->dev->name, "%s: Write rid Error %d",
4215 airo_print_err(ai->dev->name, "%s: Cmd=%04x",
4216 __FUNCTION__, cmd.cmd);
4219 if ((rsp.status & 0x7f00))
4223 // --- first access so that we can write the rid data
4224 if ( (status = PC4500_accessrid(ai, rid, CMD_ACCESS)) != 0) {
4228 // --- now write the rid data
4229 if (bap_setup(ai, rid, 0, BAP1) != SUCCESS) {
4233 bap_write(ai, pBuf, len, BAP1);
4234 // ---now commit the rid data
4235 rc = PC4500_accessrid(ai, rid, 0x100|CMD_ACCESS);
4243 /* Allocates a FID to be used for transmitting packets. We only use
4245 static u16 transmit_allocate(struct airo_info *ai, int lenPayload, int raw)
4247 unsigned int loop = 3000;
4253 cmd.cmd = CMD_ALLOCATETX;
4254 cmd.parm0 = lenPayload;
4255 if (down_interruptible(&ai->sem))
4257 if (issuecommand(ai, &cmd, &rsp) != SUCCESS) {
4261 if ( (rsp.status & 0xFF00) != 0) {
4265 /* wait for the allocate event/indication
4266 * It makes me kind of nervous that this can just sit here and spin,
4267 * but in practice it only loops like four times. */
4268 while (((IN4500(ai, EVSTAT) & EV_ALLOC) == 0) && --loop);
4274 // get the allocated fid and acknowledge
4275 txFid = IN4500(ai, TXALLOCFID);
4276 OUT4500(ai, EVACK, EV_ALLOC);
4278 /* The CARD is pretty cool since it converts the ethernet packet
4279 * into 802.11. Also note that we don't release the FID since we
4280 * will be using the same one over and over again. */
4281 /* We only have to setup the control once since we are not
4282 * releasing the fid. */
4284 txControl = cpu_to_le16(TXCTL_TXOK | TXCTL_TXEX | TXCTL_802_11
4285 | TXCTL_ETHERNET | TXCTL_NORELEASE);
4287 txControl = cpu_to_le16(TXCTL_TXOK | TXCTL_TXEX | TXCTL_802_3
4288 | TXCTL_ETHERNET | TXCTL_NORELEASE);
4289 if (bap_setup(ai, txFid, 0x0008, BAP1) != SUCCESS)
4292 bap_write(ai, &txControl, sizeof(txControl), BAP1);
4300 /* In general BAP1 is dedicated to transmiting packets. However,
4301 since we need a BAP when accessing RIDs, we also use BAP1 for that.
4302 Make sure the BAP1 spinlock is held when this is called. */
4303 static int transmit_802_3_packet(struct airo_info *ai, int len, char *pPacket)
4314 if (len <= ETH_ALEN * 2) {
4315 airo_print_warn(ai->dev->name, "Short packet %d", len);
4318 len -= ETH_ALEN * 2;
4320 if (test_bit(FLAG_MIC_CAPABLE, &ai->flags) && ai->micstats.enabled &&
4321 (ntohs(((u16 *)pPacket)[6]) != 0x888E)) {
4322 if (encapsulate(ai,(etherHead *)pPacket,&pMic,len) != SUCCESS)
4324 miclen = sizeof(pMic);
4326 // packet is destination[6], source[6], payload[len-12]
4327 // write the payload length and dst/src/payload
4328 if (bap_setup(ai, txFid, 0x0036, BAP1) != SUCCESS) return ERROR;
4329 /* The hardware addresses aren't counted as part of the payload, so
4330 * we have to subtract the 12 bytes for the addresses off */
4331 payloadLen = cpu_to_le16(len + miclen);
4332 bap_write(ai, &payloadLen, sizeof(payloadLen),BAP1);
4333 bap_write(ai, (const u16*)pPacket, sizeof(etherHead), BAP1);
4335 bap_write(ai, (const u16*)&pMic, miclen, BAP1);
4336 bap_write(ai, (const u16*)(pPacket + sizeof(etherHead)), len, 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;
4346 static int transmit_802_11_packet(struct airo_info *ai, int len, char *pPacket)
4361 fc = le16_to_cpu(*(const u16*)pPacket);
4364 if ((fc & 0xe0) == 0xc0)
4370 if ((fc&0x300)==0x300){
4379 airo_print_warn(ai->dev->name, "Short packet %d", len);
4383 /* packet is 802.11 header + payload
4384 * write the payload length and dst/src/payload */
4385 if (bap_setup(ai, txFid, 6, BAP1) != SUCCESS) return ERROR;
4386 /* The 802.11 header aren't counted as part of the payload, so
4387 * we have to subtract the header bytes off */
4388 payloadLen = cpu_to_le16(len-hdrlen);
4389 bap_write(ai, &payloadLen, sizeof(payloadLen),BAP1);
4390 if (bap_setup(ai, txFid, 0x0014, BAP1) != SUCCESS) return ERROR;
4391 bap_write(ai, (const u16*)pPacket, hdrlen, BAP1);
4392 bap_write(ai, hdrlen == 30 ?
4393 (const u16*)&gap.gaplen : (const u16*)&gap, 38 - hdrlen, BAP1);
4395 bap_write(ai, (const u16*)(pPacket + hdrlen), len - hdrlen, BAP1);
4396 // issue the transmit command
4397 memset( &cmd, 0, sizeof( cmd ) );
4398 cmd.cmd = CMD_TRANSMIT;
4400 if (issuecommand(ai, &cmd, &rsp) != SUCCESS) return ERROR;
4401 if ( (rsp.status & 0xFF00) != 0) return ERROR;
4406 * This is the proc_fs routines. It is a bit messier than I would
4407 * like! Feel free to clean it up!
4410 static ssize_t proc_read( struct file *file,
4411 char __user *buffer,
4415 static ssize_t proc_write( struct file *file,
4416 const char __user *buffer,
4419 static int proc_close( struct inode *inode, struct file *file );
4421 static int proc_stats_open( struct inode *inode, struct file *file );
4422 static int proc_statsdelta_open( struct inode *inode, struct file *file );
4423 static int proc_status_open( struct inode *inode, struct file *file );
4424 static int proc_SSID_open( struct inode *inode, struct file *file );
4425 static int proc_APList_open( struct inode *inode, struct file *file );
4426 static int proc_BSSList_open( struct inode *inode, struct file *file );
4427 static int proc_config_open( struct inode *inode, struct file *file );
4428 static int proc_wepkey_open( struct inode *inode, struct file *file );
4430 static struct file_operations proc_statsdelta_ops = {
4432 .open = proc_statsdelta_open,
4433 .release = proc_close
4436 static struct file_operations proc_stats_ops = {
4438 .open = proc_stats_open,
4439 .release = proc_close
4442 static struct file_operations proc_status_ops = {
4444 .open = proc_status_open,
4445 .release = proc_close
4448 static struct file_operations proc_SSID_ops = {
4450 .write = proc_write,
4451 .open = proc_SSID_open,
4452 .release = proc_close
4455 static struct file_operations proc_BSSList_ops = {
4457 .write = proc_write,
4458 .open = proc_BSSList_open,
4459 .release = proc_close
4462 static struct file_operations proc_APList_ops = {
4464 .write = proc_write,
4465 .open = proc_APList_open,
4466 .release = proc_close
4469 static struct file_operations proc_config_ops = {
4471 .write = proc_write,
4472 .open = proc_config_open,
4473 .release = proc_close
4476 static struct file_operations proc_wepkey_ops = {
4478 .write = proc_write,
4479 .open = proc_wepkey_open,
4480 .release = proc_close
4483 static struct proc_dir_entry *airo_entry;
4492 void (*on_close) (struct inode *, struct file *);
4496 #define SETPROC_OPS(entry, ops) (entry)->proc_fops = &(ops)
4499 static int setup_proc_entry( struct net_device *dev,
4500 struct airo_info *apriv ) {
4501 struct proc_dir_entry *entry;
4502 /* First setup the device directory */
4503 strcpy(apriv->proc_name,dev->name);
4504 apriv->proc_entry = create_proc_entry(apriv->proc_name,
4507 if (!apriv->proc_entry)
4509 apriv->proc_entry->uid = proc_uid;
4510 apriv->proc_entry->gid = proc_gid;
4511 apriv->proc_entry->owner = THIS_MODULE;
4513 /* Setup the StatsDelta */
4514 entry = create_proc_entry("StatsDelta",
4515 S_IFREG | (S_IRUGO&proc_perm),
4518 goto fail_stats_delta;
4519 entry->uid = proc_uid;
4520 entry->gid = proc_gid;
4522 entry->owner = THIS_MODULE;
4523 SETPROC_OPS(entry, proc_statsdelta_ops);
4525 /* Setup the Stats */
4526 entry = create_proc_entry("Stats",
4527 S_IFREG | (S_IRUGO&proc_perm),
4531 entry->uid = proc_uid;
4532 entry->gid = proc_gid;
4534 entry->owner = THIS_MODULE;
4535 SETPROC_OPS(entry, proc_stats_ops);
4537 /* Setup the Status */
4538 entry = create_proc_entry("Status",
4539 S_IFREG | (S_IRUGO&proc_perm),
4543 entry->uid = proc_uid;
4544 entry->gid = proc_gid;
4546 entry->owner = THIS_MODULE;
4547 SETPROC_OPS(entry, proc_status_ops);
4549 /* Setup the Config */
4550 entry = create_proc_entry("Config",
4551 S_IFREG | proc_perm,
4555 entry->uid = proc_uid;
4556 entry->gid = proc_gid;
4558 entry->owner = THIS_MODULE;
4559 SETPROC_OPS(entry, proc_config_ops);
4561 /* Setup the SSID */
4562 entry = create_proc_entry("SSID",
4563 S_IFREG | proc_perm,
4567 entry->uid = proc_uid;
4568 entry->gid = proc_gid;
4570 entry->owner = THIS_MODULE;
4571 SETPROC_OPS(entry, proc_SSID_ops);
4573 /* Setup the APList */
4574 entry = create_proc_entry("APList",
4575 S_IFREG | proc_perm,
4579 entry->uid = proc_uid;
4580 entry->gid = proc_gid;
4582 entry->owner = THIS_MODULE;
4583 SETPROC_OPS(entry, proc_APList_ops);
4585 /* Setup the BSSList */
4586 entry = create_proc_entry("BSSList",
4587 S_IFREG | proc_perm,
4591 entry->uid = proc_uid;
4592 entry->gid = proc_gid;
4594 entry->owner = THIS_MODULE;
4595 SETPROC_OPS(entry, proc_BSSList_ops);
4597 /* Setup the WepKey */
4598 entry = create_proc_entry("WepKey",
4599 S_IFREG | proc_perm,
4603 entry->uid = proc_uid;
4604 entry->gid = proc_gid;
4606 entry->owner = THIS_MODULE;
4607 SETPROC_OPS(entry, proc_wepkey_ops);
4612 remove_proc_entry("BSSList", apriv->proc_entry);
4614 remove_proc_entry("APList", apriv->proc_entry);
4616 remove_proc_entry("SSID", apriv->proc_entry);
4618 remove_proc_entry("Config", apriv->proc_entry);
4620 remove_proc_entry("Status", apriv->proc_entry);
4622 remove_proc_entry("Stats", apriv->proc_entry);
4624 remove_proc_entry("StatsDelta", apriv->proc_entry);
4626 remove_proc_entry(apriv->proc_name, airo_entry);
4631 static int takedown_proc_entry( struct net_device *dev,
4632 struct airo_info *apriv ) {
4633 if ( !apriv->proc_entry->namelen ) return 0;
4634 remove_proc_entry("Stats",apriv->proc_entry);
4635 remove_proc_entry("StatsDelta",apriv->proc_entry);
4636 remove_proc_entry("Status",apriv->proc_entry);
4637 remove_proc_entry("Config",apriv->proc_entry);
4638 remove_proc_entry("SSID",apriv->proc_entry);
4639 remove_proc_entry("APList",apriv->proc_entry);
4640 remove_proc_entry("BSSList",apriv->proc_entry);
4641 remove_proc_entry("WepKey",apriv->proc_entry);
4642 remove_proc_entry(apriv->proc_name,airo_entry);
4647 * What we want from the proc_fs is to be able to efficiently read
4648 * and write the configuration. To do this, we want to read the
4649 * configuration when the file is opened and write it when the file is
4650 * closed. So basically we allocate a read buffer at open and fill it
4651 * with data, and allocate a write buffer and read it at close.
4655 * The read routine is generic, it relies on the preallocated rbuffer
4656 * to supply the data.
4658 static ssize_t proc_read( struct file *file,
4659 char __user *buffer,
4663 loff_t pos = *offset;
4664 struct proc_data *priv = (struct proc_data*)file->private_data;
4671 if (pos >= priv->readlen)
4673 if (len > priv->readlen - pos)
4674 len = priv->readlen - pos;
4675 if (copy_to_user(buffer, priv->rbuffer + pos, len))
4677 *offset = pos + len;
4682 * The write routine is generic, it fills in a preallocated rbuffer
4683 * to supply the data.
4685 static ssize_t proc_write( struct file *file,
4686 const char __user *buffer,
4690 loff_t pos = *offset;
4691 struct proc_data *priv = (struct proc_data*)file->private_data;
4698 if (pos >= priv->maxwritelen)
4700 if (len > priv->maxwritelen - pos)
4701 len = priv->maxwritelen - pos;
4702 if (copy_from_user(priv->wbuffer + pos, buffer, len))
4704 if ( pos + len > priv->writelen )
4705 priv->writelen = len + file->f_pos;
4706 *offset = pos + len;
4710 static int proc_status_open( struct inode *inode, struct file *file ) {
4711 struct proc_data *data;
4712 struct proc_dir_entry *dp = PDE(inode);
4713 struct net_device *dev = dp->data;
4714 struct airo_info *apriv = dev->priv;
4715 CapabilityRid cap_rid;
4716 StatusRid status_rid;
4719 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
4721 data = (struct proc_data *)file->private_data;
4722 if ((data->rbuffer = kmalloc( 2048, GFP_KERNEL )) == NULL) {
4723 kfree (file->private_data);
4727 readStatusRid(apriv, &status_rid, 1);
4728 readCapabilityRid(apriv, &cap_rid, 1);
4730 i = sprintf(data->rbuffer, "Status: %s%s%s%s%s%s%s%s%s\n",
4731 status_rid.mode & 1 ? "CFG ": "",
4732 status_rid.mode & 2 ? "ACT ": "",
4733 status_rid.mode & 0x10 ? "SYN ": "",
4734 status_rid.mode & 0x20 ? "LNK ": "",
4735 status_rid.mode & 0x40 ? "LEAP ": "",
4736 status_rid.mode & 0x80 ? "PRIV ": "",
4737 status_rid.mode & 0x100 ? "KEY ": "",
4738 status_rid.mode & 0x200 ? "WEP ": "",
4739 status_rid.mode & 0x8000 ? "ERR ": "");
4740 sprintf( data->rbuffer+i, "Mode: %x\n"
4741 "Signal Strength: %d\n"
4742 "Signal Quality: %d\n"
4747 "Driver Version: %s\n"
4748 "Device: %s\nManufacturer: %s\nFirmware Version: %s\n"
4749 "Radio type: %x\nCountry: %x\nHardware Version: %x\n"
4750 "Software Version: %x\nSoftware Subversion: %x\n"
4751 "Boot block version: %x\n",
4752 (int)status_rid.mode,
4753 (int)status_rid.normalizedSignalStrength,
4754 (int)status_rid.signalQuality,
4755 (int)status_rid.SSIDlen,
4758 (int)status_rid.channel,
4759 (int)status_rid.currentXmitRate/2,
4767 (int)cap_rid.softVer,
4768 (int)cap_rid.softSubVer,
4769 (int)cap_rid.bootBlockVer );
4770 data->readlen = strlen( data->rbuffer );
4774 static int proc_stats_rid_open(struct inode*, struct file*, u16);
4775 static int proc_statsdelta_open( struct inode *inode,
4776 struct file *file ) {
4777 if (file->f_mode&FMODE_WRITE) {
4778 return proc_stats_rid_open(inode, file, RID_STATSDELTACLEAR);
4780 return proc_stats_rid_open(inode, file, RID_STATSDELTA);
4783 static int proc_stats_open( struct inode *inode, struct file *file ) {
4784 return proc_stats_rid_open(inode, file, RID_STATS);
4787 static int proc_stats_rid_open( struct inode *inode,
4790 struct proc_data *data;
4791 struct proc_dir_entry *dp = PDE(inode);
4792 struct net_device *dev = dp->data;
4793 struct airo_info *apriv = dev->priv;
4796 u32 *vals = stats.vals;
4798 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
4800 data = (struct proc_data *)file->private_data;
4801 if ((data->rbuffer = kmalloc( 4096, GFP_KERNEL )) == NULL) {
4802 kfree (file->private_data);
4806 readStatsRid(apriv, &stats, rid, 1);
4809 for(i=0; statsLabels[i]!=(char *)-1 &&
4810 i*4<stats.len; i++){
4811 if (!statsLabels[i]) continue;
4812 if (j+strlen(statsLabels[i])+16>4096) {
4813 airo_print_warn(apriv->dev->name,
4814 "Potentially disasterous buffer overflow averted!");
4817 j+=sprintf(data->rbuffer+j, "%s: %u\n", statsLabels[i], vals[i]);
4819 if (i*4>=stats.len){
4820 airo_print_warn(apriv->dev->name, "Got a short rid");
4826 static int get_dec_u16( char *buffer, int *start, int limit ) {
4829 for( value = 0; buffer[*start] >= '0' &&
4830 buffer[*start] <= '9' &&
4831 *start < limit; (*start)++ ) {
4834 value += buffer[*start] - '0';
4836 if ( !valid ) return -1;
4840 static int airo_config_commit(struct net_device *dev,
4841 struct iw_request_info *info, void *zwrq,
4844 static void proc_config_on_close( struct inode *inode, struct file *file ) {
4845 struct proc_data *data = file->private_data;
4846 struct proc_dir_entry *dp = PDE(inode);
4847 struct net_device *dev = dp->data;
4848 struct airo_info *ai = dev->priv;
4851 if ( !data->writelen ) return;
4853 readConfigRid(ai, 1);
4854 set_bit (FLAG_COMMIT, &ai->flags);
4856 line = data->wbuffer;
4858 /*** Mode processing */
4859 if ( !strncmp( line, "Mode: ", 6 ) ) {
4861 if ((ai->config.rmode & 0xff) >= RXMODE_RFMON)
4862 set_bit (FLAG_RESET, &ai->flags);
4863 ai->config.rmode &= 0xfe00;
4864 clear_bit (FLAG_802_11, &ai->flags);
4865 ai->config.opmode &= 0xFF00;
4866 ai->config.scanMode = SCANMODE_ACTIVE;
4867 if ( line[0] == 'a' ) {
4868 ai->config.opmode |= 0;
4870 ai->config.opmode |= 1;
4871 if ( line[0] == 'r' ) {
4872 ai->config.rmode |= RXMODE_RFMON | RXMODE_DISABLE_802_3_HEADER;
4873 ai->config.scanMode = SCANMODE_PASSIVE;
4874 set_bit (FLAG_802_11, &ai->flags);
4875 } else if ( line[0] == 'y' ) {
4876 ai->config.rmode |= RXMODE_RFMON_ANYBSS | RXMODE_DISABLE_802_3_HEADER;
4877 ai->config.scanMode = SCANMODE_PASSIVE;
4878 set_bit (FLAG_802_11, &ai->flags);
4879 } else if ( line[0] == 'l' )
4880 ai->config.rmode |= RXMODE_LANMON;
4882 set_bit (FLAG_COMMIT, &ai->flags);
4885 /*** Radio status */
4886 else if (!strncmp(line,"Radio: ", 7)) {
4888 if (!strncmp(line,"off",3)) {
4889 set_bit (FLAG_RADIO_OFF, &ai->flags);
4891 clear_bit (FLAG_RADIO_OFF, &ai->flags);
4894 /*** NodeName processing */
4895 else if ( !strncmp( line, "NodeName: ", 10 ) ) {
4899 memset( ai->config.nodeName, 0, 16 );
4900 /* Do the name, assume a space between the mode and node name */
4901 for( j = 0; j < 16 && line[j] != '\n'; j++ ) {
4902 ai->config.nodeName[j] = line[j];
4904 set_bit (FLAG_COMMIT, &ai->flags);
4907 /*** PowerMode processing */
4908 else if ( !strncmp( line, "PowerMode: ", 11 ) ) {
4910 if ( !strncmp( line, "PSPCAM", 6 ) ) {
4911 ai->config.powerSaveMode = POWERSAVE_PSPCAM;
4912 set_bit (FLAG_COMMIT, &ai->flags);
4913 } else if ( !strncmp( line, "PSP", 3 ) ) {
4914 ai->config.powerSaveMode = POWERSAVE_PSP;
4915 set_bit (FLAG_COMMIT, &ai->flags);
4917 ai->config.powerSaveMode = POWERSAVE_CAM;
4918 set_bit (FLAG_COMMIT, &ai->flags);
4920 } else if ( !strncmp( line, "DataRates: ", 11 ) ) {
4921 int v, i = 0, k = 0; /* i is index into line,
4922 k is index to rates */
4925 while((v = get_dec_u16(line, &i, 3))!=-1) {
4926 ai->config.rates[k++] = (u8)v;
4930 set_bit (FLAG_COMMIT, &ai->flags);
4931 } else if ( !strncmp( line, "Channel: ", 9 ) ) {
4934 v = get_dec_u16(line, &i, i+3);
4936 ai->config.channelSet = (u16)v;
4937 set_bit (FLAG_COMMIT, &ai->flags);
4939 } else if ( !strncmp( line, "XmitPower: ", 11 ) ) {
4942 v = get_dec_u16(line, &i, i+3);
4944 ai->config.txPower = (u16)v;
4945 set_bit (FLAG_COMMIT, &ai->flags);
4947 } else if ( !strncmp( line, "WEP: ", 5 ) ) {
4951 ai->config.authType = (u16)AUTH_SHAREDKEY;
4954 ai->config.authType = (u16)AUTH_ENCRYPT;
4957 ai->config.authType = (u16)AUTH_OPEN;
4960 set_bit (FLAG_COMMIT, &ai->flags);
4961 } else if ( !strncmp( line, "LongRetryLimit: ", 16 ) ) {
4965 v = get_dec_u16(line, &i, 3);
4966 v = (v<0) ? 0 : ((v>255) ? 255 : v);
4967 ai->config.longRetryLimit = (u16)v;
4968 set_bit (FLAG_COMMIT, &ai->flags);
4969 } else if ( !strncmp( line, "ShortRetryLimit: ", 17 ) ) {
4973 v = get_dec_u16(line, &i, 3);
4974 v = (v<0) ? 0 : ((v>255) ? 255 : v);
4975 ai->config.shortRetryLimit = (u16)v;
4976 set_bit (FLAG_COMMIT, &ai->flags);
4977 } else if ( !strncmp( line, "RTSThreshold: ", 14 ) ) {
4981 v = get_dec_u16(line, &i, 4);
4982 v = (v<0) ? 0 : ((v>AIRO_DEF_MTU) ? AIRO_DEF_MTU : v);
4983 ai->config.rtsThres = (u16)v;
4984 set_bit (FLAG_COMMIT, &ai->flags);
4985 } else if ( !strncmp( line, "TXMSDULifetime: ", 16 ) ) {
4989 v = get_dec_u16(line, &i, 5);
4991 ai->config.txLifetime = (u16)v;
4992 set_bit (FLAG_COMMIT, &ai->flags);
4993 } else if ( !strncmp( line, "RXMSDULifetime: ", 16 ) ) {
4997 v = get_dec_u16(line, &i, 5);
4999 ai->config.rxLifetime = (u16)v;
5000 set_bit (FLAG_COMMIT, &ai->flags);
5001 } else if ( !strncmp( line, "TXDiversity: ", 13 ) ) {
5002 ai->config.txDiversity =
5003 (line[13]=='l') ? 1 :
5004 ((line[13]=='r')? 2: 3);
5005 set_bit (FLAG_COMMIT, &ai->flags);
5006 } else if ( !strncmp( line, "RXDiversity: ", 13 ) ) {
5007 ai->config.rxDiversity =
5008 (line[13]=='l') ? 1 :
5009 ((line[13]=='r')? 2: 3);
5010 set_bit (FLAG_COMMIT, &ai->flags);
5011 } else if ( !strncmp( line, "FragThreshold: ", 15 ) ) {
5015 v = get_dec_u16(line, &i, 4);
5016 v = (v<256) ? 256 : ((v>AIRO_DEF_MTU) ? AIRO_DEF_MTU : v);
5017 v = v & 0xfffe; /* Make sure its even */
5018 ai->config.fragThresh = (u16)v;
5019 set_bit (FLAG_COMMIT, &ai->flags);
5020 } else if (!strncmp(line, "Modulation: ", 12)) {
5023 case 'd': ai->config.modulation=MOD_DEFAULT; set_bit(FLAG_COMMIT, &ai->flags); break;
5024 case 'c': ai->config.modulation=MOD_CCK; set_bit(FLAG_COMMIT, &ai->flags); break;
5025 case 'm': ai->config.modulation=MOD_MOK; set_bit(FLAG_COMMIT, &ai->flags); break;
5026 default: airo_print_warn(ai->dev->name, "Unknown modulation");
5028 } else if (!strncmp(line, "Preamble: ", 10)) {
5031 case 'a': ai->config.preamble=PREAMBLE_AUTO; set_bit(FLAG_COMMIT, &ai->flags); break;
5032 case 'l': ai->config.preamble=PREAMBLE_LONG; set_bit(FLAG_COMMIT, &ai->flags); break;
5033 case 's': ai->config.preamble=PREAMBLE_SHORT; set_bit(FLAG_COMMIT, &ai->flags); break;
5034 default: airo_print_warn(ai->dev->name, "Unknown preamble");
5037 airo_print_warn(ai->dev->name, "Couldn't figure out %s", line);
5039 while( line[0] && line[0] != '\n' ) line++;
5040 if ( line[0] ) line++;
5042 airo_config_commit(dev, NULL, NULL, NULL);
5045 static char *get_rmode(u16 mode) {
5047 case RXMODE_RFMON: return "rfmon";
5048 case RXMODE_RFMON_ANYBSS: return "yna (any) bss rfmon";
5049 case RXMODE_LANMON: return "lanmon";
5054 static int proc_config_open( struct inode *inode, struct file *file ) {
5055 struct proc_data *data;
5056 struct proc_dir_entry *dp = PDE(inode);
5057 struct net_device *dev = dp->data;
5058 struct airo_info *ai = dev->priv;
5061 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
5063 data = (struct proc_data *)file->private_data;
5064 if ((data->rbuffer = kmalloc( 2048, GFP_KERNEL )) == NULL) {
5065 kfree (file->private_data);
5068 if ((data->wbuffer = kzalloc( 2048, GFP_KERNEL )) == NULL) {
5069 kfree (data->rbuffer);
5070 kfree (file->private_data);
5073 data->maxwritelen = 2048;
5074 data->on_close = proc_config_on_close;
5076 readConfigRid(ai, 1);
5078 i = sprintf( data->rbuffer,
5083 "DataRates: %d %d %d %d %d %d %d %d\n"
5086 (ai->config.opmode & 0xFF) == 0 ? "adhoc" :
5087 (ai->config.opmode & 0xFF) == 1 ? get_rmode(ai->config.rmode):
5088 (ai->config.opmode & 0xFF) == 2 ? "AP" :
5089 (ai->config.opmode & 0xFF) == 3 ? "AP RPTR" : "Error",
5090 test_bit(FLAG_RADIO_OFF, &ai->flags) ? "off" : "on",
5091 ai->config.nodeName,
5092 ai->config.powerSaveMode == 0 ? "CAM" :
5093 ai->config.powerSaveMode == 1 ? "PSP" :
5094 ai->config.powerSaveMode == 2 ? "PSPCAM" : "Error",
5095 (int)ai->config.rates[0],
5096 (int)ai->config.rates[1],
5097 (int)ai->config.rates[2],
5098 (int)ai->config.rates[3],
5099 (int)ai->config.rates[4],
5100 (int)ai->config.rates[5],
5101 (int)ai->config.rates[6],
5102 (int)ai->config.rates[7],
5103 (int)ai->config.channelSet,
5104 (int)ai->config.txPower
5106 sprintf( data->rbuffer + i,
5107 "LongRetryLimit: %d\n"
5108 "ShortRetryLimit: %d\n"
5109 "RTSThreshold: %d\n"
5110 "TXMSDULifetime: %d\n"
5111 "RXMSDULifetime: %d\n"
5114 "FragThreshold: %d\n"
5118 (int)ai->config.longRetryLimit,
5119 (int)ai->config.shortRetryLimit,
5120 (int)ai->config.rtsThres,
5121 (int)ai->config.txLifetime,
5122 (int)ai->config.rxLifetime,
5123 ai->config.txDiversity == 1 ? "left" :
5124 ai->config.txDiversity == 2 ? "right" : "both",
5125 ai->config.rxDiversity == 1 ? "left" :
5126 ai->config.rxDiversity == 2 ? "right" : "both",
5127 (int)ai->config.fragThresh,
5128 ai->config.authType == AUTH_ENCRYPT ? "encrypt" :
5129 ai->config.authType == AUTH_SHAREDKEY ? "shared" : "open",
5130 ai->config.modulation == 0 ? "default" :
5131 ai->config.modulation == MOD_CCK ? "cck" :
5132 ai->config.modulation == MOD_MOK ? "mok" : "error",
5133 ai->config.preamble == PREAMBLE_AUTO ? "auto" :
5134 ai->config.preamble == PREAMBLE_LONG ? "long" :
5135 ai->config.preamble == PREAMBLE_SHORT ? "short" : "error"
5137 data->readlen = strlen( data->rbuffer );
5141 static void proc_SSID_on_close( struct inode *inode, struct file *file ) {
5142 struct proc_data *data = (struct proc_data *)file->private_data;
5143 struct proc_dir_entry *dp = PDE(inode);
5144 struct net_device *dev = dp->data;
5145 struct airo_info *ai = dev->priv;
5151 if ( !data->writelen ) return;
5153 memset( &SSID_rid, 0, sizeof( SSID_rid ) );
5155 for( i = 0; i < 3; i++ ) {
5157 for( j = 0; j+offset < data->writelen && j < 32 &&
5158 data->wbuffer[offset+j] != '\n'; j++ ) {
5159 SSID_rid.ssids[i].ssid[j] = data->wbuffer[offset+j];
5161 if ( j == 0 ) break;
5162 SSID_rid.ssids[i].len = j;
5164 while( data->wbuffer[offset] != '\n' &&
5165 offset < data->writelen ) offset++;
5169 SSID_rid.len = sizeof(SSID_rid);
5171 writeSsidRid(ai, &SSID_rid, 1);
5172 enable_MAC(ai, &rsp, 1);
5175 static inline u8 hexVal(char c) {
5176 if (c>='0' && c<='9') return c -= '0';
5177 if (c>='a' && c<='f') return c -= 'a'-10;
5178 if (c>='A' && c<='F') return c -= 'A'-10;
5182 static void proc_APList_on_close( struct inode *inode, struct file *file ) {
5183 struct proc_data *data = (struct proc_data *)file->private_data;
5184 struct proc_dir_entry *dp = PDE(inode);
5185 struct net_device *dev = dp->data;
5186 struct airo_info *ai = dev->priv;
5187 APListRid APList_rid;
5191 if ( !data->writelen ) return;
5193 memset( &APList_rid, 0, sizeof(APList_rid) );
5194 APList_rid.len = sizeof(APList_rid);
5196 for( i = 0; i < 4 && data->writelen >= (i+1)*6*3; i++ ) {
5198 for( j = 0; j < 6*3 && data->wbuffer[j+i*6*3]; j++ ) {
5201 APList_rid.ap[i][j/3]=
5202 hexVal(data->wbuffer[j+i*6*3])<<4;
5205 APList_rid.ap[i][j/3]|=
5206 hexVal(data->wbuffer[j+i*6*3]);
5212 writeAPListRid(ai, &APList_rid, 1);
5213 enable_MAC(ai, &rsp, 1);
5216 /* This function wraps PC4500_writerid with a MAC disable */
5217 static int do_writerid( struct airo_info *ai, u16 rid, const void *rid_data,
5218 int len, int dummy ) {
5223 rc = PC4500_writerid(ai, rid, rid_data, len, 1);
5224 enable_MAC(ai, &rsp, 1);
5228 /* Returns the length of the key at the index. If index == 0xffff
5229 * the index of the transmit key is returned. If the key doesn't exist,
5230 * -1 will be returned.
5232 static int get_wep_key(struct airo_info *ai, u16 index) {
5237 rc = readWepKeyRid(ai, &wkr, 1, 1);
5238 if (rc == SUCCESS) do {
5239 lastindex = wkr.kindex;
5240 if (wkr.kindex == index) {
5241 if (index == 0xffff) {
5246 readWepKeyRid(ai, &wkr, 0, 1);
5247 } while(lastindex != wkr.kindex);
5251 static int set_wep_key(struct airo_info *ai, u16 index,
5252 const char *key, u16 keylen, int perm, int lock ) {
5253 static const unsigned char macaddr[ETH_ALEN] = { 0x01, 0, 0, 0, 0, 0 };
5257 memset(&wkr, 0, sizeof(wkr));
5259 // We are selecting which key to use
5260 wkr.len = sizeof(wkr);
5261 wkr.kindex = 0xffff;
5262 wkr.mac[0] = (char)index;
5263 if (perm) ai->defindex = (char)index;
5265 // We are actually setting the key
5266 wkr.len = sizeof(wkr);
5269 memcpy( wkr.key, key, keylen );
5270 memcpy( wkr.mac, macaddr, ETH_ALEN );
5273 if (perm) disable_MAC(ai, lock);
5274 writeWepKeyRid(ai, &wkr, perm, lock);
5275 if (perm) enable_MAC(ai, &rsp, lock);
5279 static void proc_wepkey_on_close( struct inode *inode, struct file *file ) {
5280 struct proc_data *data;
5281 struct proc_dir_entry *dp = PDE(inode);
5282 struct net_device *dev = dp->data;
5283 struct airo_info *ai = dev->priv;
5289 memset(key, 0, sizeof(key));
5291 data = (struct proc_data *)file->private_data;
5292 if ( !data->writelen ) return;
5294 if (data->wbuffer[0] >= '0' && data->wbuffer[0] <= '3' &&
5295 (data->wbuffer[1] == ' ' || data->wbuffer[1] == '\n')) {
5296 index = data->wbuffer[0] - '0';
5297 if (data->wbuffer[1] == '\n') {
5298 set_wep_key(ai, index, NULL, 0, 1, 1);
5303 airo_print_err(ai->dev->name, "WepKey passed invalid key index");
5307 for( i = 0; i < 16*3 && data->wbuffer[i+j]; i++ ) {
5310 key[i/3] = hexVal(data->wbuffer[i+j])<<4;
5313 key[i/3] |= hexVal(data->wbuffer[i+j]);
5317 set_wep_key(ai, index, key, i/3, 1, 1);
5320 static int proc_wepkey_open( struct inode *inode, struct file *file ) {
5321 struct proc_data *data;
5322 struct proc_dir_entry *dp = PDE(inode);
5323 struct net_device *dev = dp->data;
5324 struct airo_info *ai = dev->priv;
5331 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
5333 memset(&wkr, 0, sizeof(wkr));
5334 data = (struct proc_data *)file->private_data;
5335 if ((data->rbuffer = kzalloc( 180, GFP_KERNEL )) == NULL) {
5336 kfree (file->private_data);
5340 data->maxwritelen = 80;
5341 if ((data->wbuffer = kzalloc( 80, GFP_KERNEL )) == NULL) {
5342 kfree (data->rbuffer);
5343 kfree (file->private_data);
5346 data->on_close = proc_wepkey_on_close;
5348 ptr = data->rbuffer;
5349 strcpy(ptr, "No wep keys\n");
5350 rc = readWepKeyRid(ai, &wkr, 1, 1);
5351 if (rc == SUCCESS) do {
5352 lastindex = wkr.kindex;
5353 if (wkr.kindex == 0xffff) {
5354 j += sprintf(ptr+j, "Tx key = %d\n",
5357 j += sprintf(ptr+j, "Key %d set with length = %d\n",
5358 (int)wkr.kindex, (int)wkr.klen);
5360 readWepKeyRid(ai, &wkr, 0, 1);
5361 } while((lastindex != wkr.kindex) && (j < 180-30));
5363 data->readlen = strlen( data->rbuffer );
5367 static int proc_SSID_open( struct inode *inode, struct file *file ) {
5368 struct proc_data *data;
5369 struct proc_dir_entry *dp = PDE(inode);
5370 struct net_device *dev = dp->data;
5371 struct airo_info *ai = dev->priv;
5376 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
5378 data = (struct proc_data *)file->private_data;
5379 if ((data->rbuffer = kmalloc( 104, GFP_KERNEL )) == NULL) {
5380 kfree (file->private_data);
5384 data->maxwritelen = 33*3;
5385 if ((data->wbuffer = kzalloc( 33*3, GFP_KERNEL )) == NULL) {
5386 kfree (data->rbuffer);
5387 kfree (file->private_data);
5390 data->on_close = proc_SSID_on_close;
5392 readSsidRid(ai, &SSID_rid);
5393 ptr = data->rbuffer;
5394 for( i = 0; i < 3; i++ ) {
5396 if ( !SSID_rid.ssids[i].len ) break;
5397 for( j = 0; j < 32 &&
5398 j < SSID_rid.ssids[i].len &&
5399 SSID_rid.ssids[i].ssid[j]; j++ ) {
5400 *ptr++ = SSID_rid.ssids[i].ssid[j];
5405 data->readlen = strlen( data->rbuffer );
5409 static int proc_APList_open( struct inode *inode, struct file *file ) {
5410 struct proc_data *data;
5411 struct proc_dir_entry *dp = PDE(inode);
5412 struct net_device *dev = dp->data;
5413 struct airo_info *ai = dev->priv;
5416 APListRid APList_rid;
5418 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
5420 data = (struct proc_data *)file->private_data;
5421 if ((data->rbuffer = kmalloc( 104, GFP_KERNEL )) == NULL) {
5422 kfree (file->private_data);
5426 data->maxwritelen = 4*6*3;
5427 if ((data->wbuffer = kzalloc( data->maxwritelen, GFP_KERNEL )) == NULL) {
5428 kfree (data->rbuffer);
5429 kfree (file->private_data);
5432 data->on_close = proc_APList_on_close;
5434 readAPListRid(ai, &APList_rid);
5435 ptr = data->rbuffer;
5436 for( i = 0; i < 4; i++ ) {
5437 // We end when we find a zero MAC
5438 if ( !*(int*)APList_rid.ap[i] &&
5439 !*(int*)&APList_rid.ap[i][2]) break;
5440 ptr += sprintf(ptr, "%02x:%02x:%02x:%02x:%02x:%02x\n",
5441 (int)APList_rid.ap[i][0],
5442 (int)APList_rid.ap[i][1],
5443 (int)APList_rid.ap[i][2],
5444 (int)APList_rid.ap[i][3],
5445 (int)APList_rid.ap[i][4],
5446 (int)APList_rid.ap[i][5]);
5448 if (i==0) ptr += sprintf(ptr, "Not using specific APs\n");
5451 data->readlen = strlen( data->rbuffer );
5455 static int proc_BSSList_open( struct inode *inode, struct file *file ) {
5456 struct proc_data *data;
5457 struct proc_dir_entry *dp = PDE(inode);
5458 struct net_device *dev = dp->data;
5459 struct airo_info *ai = dev->priv;
5461 BSSListRid BSSList_rid;
5463 /* If doLoseSync is not 1, we won't do a Lose Sync */
5464 int doLoseSync = -1;
5466 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
5468 data = (struct proc_data *)file->private_data;
5469 if ((data->rbuffer = kmalloc( 1024, GFP_KERNEL )) == NULL) {
5470 kfree (file->private_data);
5474 data->maxwritelen = 0;
5475 data->wbuffer = NULL;
5476 data->on_close = NULL;
5478 if (file->f_mode & FMODE_WRITE) {
5479 if (!(file->f_mode & FMODE_READ)) {
5483 if (ai->flags & FLAG_RADIO_MASK) return -ENETDOWN;
5484 memset(&cmd, 0, sizeof(cmd));
5485 cmd.cmd=CMD_LISTBSS;
5486 if (down_interruptible(&ai->sem))
5487 return -ERESTARTSYS;
5488 issuecommand(ai, &cmd, &rsp);
5495 ptr = data->rbuffer;
5496 /* There is a race condition here if there are concurrent opens.
5497 Since it is a rare condition, we'll just live with it, otherwise
5498 we have to add a spin lock... */
5499 rc = readBSSListRid(ai, doLoseSync, &BSSList_rid);
5500 while(rc == 0 && BSSList_rid.index != 0xffff) {
5501 ptr += sprintf(ptr, "%02x:%02x:%02x:%02x:%02x:%02x %*s rssi = %d",
5502 (int)BSSList_rid.bssid[0],
5503 (int)BSSList_rid.bssid[1],
5504 (int)BSSList_rid.bssid[2],
5505 (int)BSSList_rid.bssid[3],
5506 (int)BSSList_rid.bssid[4],
5507 (int)BSSList_rid.bssid[5],
5508 (int)BSSList_rid.ssidLen,
5510 (int)BSSList_rid.dBm);
5511 ptr += sprintf(ptr, " channel = %d %s %s %s %s\n",
5512 (int)BSSList_rid.dsChannel,
5513 BSSList_rid.cap & CAP_ESS ? "ESS" : "",
5514 BSSList_rid.cap & CAP_IBSS ? "adhoc" : "",
5515 BSSList_rid.cap & CAP_PRIVACY ? "wep" : "",
5516 BSSList_rid.cap & CAP_SHORTHDR ? "shorthdr" : "");
5517 rc = readBSSListRid(ai, 0, &BSSList_rid);
5520 data->readlen = strlen( data->rbuffer );
5524 static int proc_close( struct inode *inode, struct file *file )
5526 struct proc_data *data = file->private_data;
5528 if (data->on_close != NULL)
5529 data->on_close(inode, file);
5530 kfree(data->rbuffer);
5531 kfree(data->wbuffer);
5536 static struct net_device_list {
5537 struct net_device *dev;
5538 struct net_device_list *next;
5541 /* Since the card doesn't automatically switch to the right WEP mode,
5542 we will make it do it. If the card isn't associated, every secs we
5543 will switch WEP modes to see if that will help. If the card is
5544 associated we will check every minute to see if anything has
5546 static void timer_func( struct net_device *dev ) {
5547 struct airo_info *apriv = dev->priv;
5550 /* We don't have a link so try changing the authtype */
5551 readConfigRid(apriv, 0);
5552 disable_MAC(apriv, 0);
5553 switch(apriv->config.authType) {
5555 /* So drop to OPEN */
5556 apriv->config.authType = AUTH_OPEN;
5558 case AUTH_SHAREDKEY:
5559 if (apriv->keyindex < auto_wep) {
5560 set_wep_key(apriv, apriv->keyindex, NULL, 0, 0, 0);
5561 apriv->config.authType = AUTH_SHAREDKEY;
5564 /* Drop to ENCRYPT */
5565 apriv->keyindex = 0;
5566 set_wep_key(apriv, apriv->defindex, NULL, 0, 0, 0);
5567 apriv->config.authType = AUTH_ENCRYPT;
5570 default: /* We'll escalate to SHAREDKEY */
5571 apriv->config.authType = AUTH_SHAREDKEY;
5573 set_bit (FLAG_COMMIT, &apriv->flags);
5574 writeConfigRid(apriv, 0);
5575 enable_MAC(apriv, &rsp, 0);
5578 /* Schedule check to see if the change worked */
5579 clear_bit(JOB_AUTOWEP, &apriv->jobs);
5580 apriv->expires = RUN_AT(HZ*3);
5583 static int add_airo_dev( struct net_device *dev ) {
5584 struct net_device_list *node = kmalloc( sizeof( *node ), GFP_KERNEL );
5589 node->next = airo_devices;
5590 airo_devices = node;
5595 static void del_airo_dev( struct net_device *dev ) {
5596 struct net_device_list **p = &airo_devices;
5597 while( *p && ( (*p)->dev != dev ) )
5599 if ( *p && (*p)->dev == dev )
5604 static int __devinit airo_pci_probe(struct pci_dev *pdev,
5605 const struct pci_device_id *pent)
5607 struct net_device *dev;
5609 if (pci_enable_device(pdev))
5611 pci_set_master(pdev);
5613 if (pdev->device == 0x5000 || pdev->device == 0xa504)
5614 dev = _init_airo_card(pdev->irq, pdev->resource[0].start, 0, pdev, &pdev->dev);
5616 dev = _init_airo_card(pdev->irq, pdev->resource[2].start, 0, pdev, &pdev->dev);
5620 pci_set_drvdata(pdev, dev);
5624 static void __devexit airo_pci_remove(struct pci_dev *pdev)
5628 static int airo_pci_suspend(struct pci_dev *pdev, pm_message_t state)
5630 struct net_device *dev = pci_get_drvdata(pdev);
5631 struct airo_info *ai = dev->priv;
5635 if ((ai->APList == NULL) &&
5636 (ai->APList = kmalloc(sizeof(APListRid), GFP_KERNEL)) == NULL)
5638 if ((ai->SSID == NULL) &&
5639 (ai->SSID = kmalloc(sizeof(SsidRid), GFP_KERNEL)) == NULL)
5641 readAPListRid(ai, ai->APList);
5642 readSsidRid(ai, ai->SSID);
5643 memset(&cmd, 0, sizeof(cmd));
5644 /* the lock will be released at the end of the resume callback */
5645 if (down_interruptible(&ai->sem))
5648 netif_device_detach(dev);
5651 issuecommand(ai, &cmd, &rsp);
5653 pci_enable_wake(pdev, pci_choose_state(pdev, state), 1);
5654 pci_save_state(pdev);
5655 return pci_set_power_state(pdev, pci_choose_state(pdev, state));
5658 static int airo_pci_resume(struct pci_dev *pdev)
5660 struct net_device *dev = pci_get_drvdata(pdev);
5661 struct airo_info *ai = dev->priv;
5663 pci_power_t prev_state = pdev->current_state;
5665 pci_set_power_state(pdev, PCI_D0);
5666 pci_restore_state(pdev);
5667 pci_enable_wake(pdev, PCI_D0, 0);
5669 if (prev_state != PCI_D1) {
5671 mpi_init_descriptors(ai);
5672 setup_card(ai, dev->dev_addr, 0);
5673 clear_bit(FLAG_RADIO_OFF, &ai->flags);
5674 clear_bit(FLAG_PENDING_XMIT, &ai->flags);
5676 OUT4500(ai, EVACK, EV_AWAKEN);
5677 OUT4500(ai, EVACK, EV_AWAKEN);
5681 set_bit (FLAG_COMMIT, &ai->flags);
5685 writeSsidRid(ai, ai->SSID, 0);
5690 writeAPListRid(ai, ai->APList, 0);
5694 writeConfigRid(ai, 0);
5695 enable_MAC(ai, &rsp, 0);
5696 ai->power = PMSG_ON;
5697 netif_device_attach(dev);
5698 netif_wake_queue(dev);
5699 enable_interrupts(ai);
5705 static int __init airo_init_module( void )
5709 int have_isa_dev = 0;
5712 airo_entry = create_proc_entry("aironet",
5713 S_IFDIR | airo_perm,
5717 airo_entry->uid = proc_uid;
5718 airo_entry->gid = proc_gid;
5721 for( i = 0; i < 4 && io[i] && irq[i]; i++ ) {
5722 airo_print_info("", "Trying to configure ISA adapter at irq=%d "
5723 "io=0x%x", irq[i], io[i] );
5724 if (init_airo_card( irq[i], io[i], 0, NULL ))
5733 airo_print_info("", "Probing for PCI adapters");
5734 i = pci_register_driver(&airo_driver);
5735 airo_print_info("", "Finished probing for PCI adapters");
5738 remove_proc_entry("aironet", proc_root_driver);
5743 /* Always exit with success, as we are a library module
5744 * as well as a driver module
5749 static void __exit airo_cleanup_module( void )
5751 while( airo_devices ) {
5752 airo_print_info(airo_devices->dev->name, "Unregistering...\n");
5753 stop_airo_card( airo_devices->dev, 1 );
5756 pci_unregister_driver(&airo_driver);
5758 remove_proc_entry("aironet", proc_root_driver);
5762 * Initial Wireless Extension code for Aironet driver by :
5763 * Jean Tourrilhes <jt@hpl.hp.com> - HPL - 17 November 00
5764 * Conversion to new driver API by :
5765 * Jean Tourrilhes <jt@hpl.hp.com> - HPL - 26 March 02
5766 * Javier also did a good amount of work here, adding some new extensions
5767 * and fixing my code. Let's just say that without him this code just
5768 * would not work at all... - Jean II
5771 static u8 airo_rssi_to_dbm (tdsRssiEntry *rssi_rid, u8 rssi)
5776 return (0x100 - rssi_rid[rssi].rssidBm);
5779 static u8 airo_dbm_to_pct (tdsRssiEntry *rssi_rid, u8 dbm)
5786 for( i = 0; i < 256; i++ )
5787 if (rssi_rid[i].rssidBm == dbm)
5788 return rssi_rid[i].rssipct;
5794 static int airo_get_quality (StatusRid *status_rid, CapabilityRid *cap_rid)
5798 if ((status_rid->mode & 0x3f) == 0x3f && (cap_rid->hardCap & 8)) {
5799 if (memcmp(cap_rid->prodName, "350", 3))
5800 if (status_rid->signalQuality > 0x20)
5803 quality = 0x20 - status_rid->signalQuality;
5805 if (status_rid->signalQuality > 0xb0)
5807 else if (status_rid->signalQuality < 0x10)
5810 quality = 0xb0 - status_rid->signalQuality;
5815 #define airo_get_max_quality(cap_rid) (memcmp((cap_rid)->prodName, "350", 3) ? 0x20 : 0xa0)
5816 #define airo_get_avg_quality(cap_rid) (memcmp((cap_rid)->prodName, "350", 3) ? 0x10 : 0x50);
5818 /*------------------------------------------------------------------*/
5820 * Wireless Handler : get protocol name
5822 static int airo_get_name(struct net_device *dev,
5823 struct iw_request_info *info,
5827 strcpy(cwrq, "IEEE 802.11-DS");
5831 /*------------------------------------------------------------------*/
5833 * Wireless Handler : set frequency
5835 static int airo_set_freq(struct net_device *dev,
5836 struct iw_request_info *info,
5837 struct iw_freq *fwrq,
5840 struct airo_info *local = dev->priv;
5841 int rc = -EINPROGRESS; /* Call commit handler */
5843 /* If setting by frequency, convert to a channel */
5844 if((fwrq->e == 1) &&
5845 (fwrq->m >= (int) 2.412e8) &&
5846 (fwrq->m <= (int) 2.487e8)) {
5847 int f = fwrq->m / 100000;
5849 while((c < 14) && (f != frequency_list[c]))
5851 /* Hack to fall through... */
5855 /* Setting by channel number */
5856 if((fwrq->m > 1000) || (fwrq->e > 0))
5859 int channel = fwrq->m;
5860 /* We should do a better check than that,
5861 * based on the card capability !!! */
5862 if((channel < 1) || (channel > 14)) {
5863 airo_print_dbg(dev->name, "New channel value of %d is invalid!",
5867 readConfigRid(local, 1);
5868 /* Yes ! We can set it !!! */
5869 local->config.channelSet = (u16) channel;
5870 set_bit (FLAG_COMMIT, &local->flags);
5876 /*------------------------------------------------------------------*/
5878 * Wireless Handler : get frequency
5880 static int airo_get_freq(struct net_device *dev,
5881 struct iw_request_info *info,
5882 struct iw_freq *fwrq,
5885 struct airo_info *local = dev->priv;
5886 StatusRid status_rid; /* Card status info */
5889 readConfigRid(local, 1);
5890 if ((local->config.opmode & 0xFF) == MODE_STA_ESS)
5891 status_rid.channel = local->config.channelSet;
5893 readStatusRid(local, &status_rid, 1);
5895 ch = (int)status_rid.channel;
5896 if((ch > 0) && (ch < 15)) {
5897 fwrq->m = frequency_list[ch - 1] * 100000;
5907 /*------------------------------------------------------------------*/
5909 * Wireless Handler : set ESSID
5911 static int airo_set_essid(struct net_device *dev,
5912 struct iw_request_info *info,
5913 struct iw_point *dwrq,
5916 struct airo_info *local = dev->priv;
5918 SsidRid SSID_rid; /* SSIDs */
5920 /* Reload the list of current SSID */
5921 readSsidRid(local, &SSID_rid);
5923 /* Check if we asked for `any' */
5924 if(dwrq->flags == 0) {
5925 /* Just send an empty SSID list */
5926 memset(&SSID_rid, 0, sizeof(SSID_rid));
5928 int index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
5930 /* Check the size of the string */
5931 if(dwrq->length > IW_ESSID_MAX_SIZE) {
5934 /* Check if index is valid */
5935 if((index < 0) || (index >= 4)) {
5940 memset(SSID_rid.ssids[index].ssid, 0,
5941 sizeof(SSID_rid.ssids[index].ssid));
5942 memcpy(SSID_rid.ssids[index].ssid, extra, dwrq->length);
5943 SSID_rid.ssids[index].len = dwrq->length;
5945 SSID_rid.len = sizeof(SSID_rid);
5946 /* Write it to the card */
5947 disable_MAC(local, 1);
5948 writeSsidRid(local, &SSID_rid, 1);
5949 enable_MAC(local, &rsp, 1);
5954 /*------------------------------------------------------------------*/
5956 * Wireless Handler : get ESSID
5958 static int airo_get_essid(struct net_device *dev,
5959 struct iw_request_info *info,
5960 struct iw_point *dwrq,
5963 struct airo_info *local = dev->priv;
5964 StatusRid status_rid; /* Card status info */
5966 readStatusRid(local, &status_rid, 1);
5968 /* Note : if dwrq->flags != 0, we should
5969 * get the relevant SSID from the SSID list... */
5971 /* Get the current SSID */
5972 memcpy(extra, status_rid.SSID, status_rid.SSIDlen);
5973 extra[status_rid.SSIDlen] = '\0';
5974 /* If none, we may want to get the one that was set */
5977 dwrq->length = status_rid.SSIDlen;
5978 dwrq->flags = 1; /* active */
5983 /*------------------------------------------------------------------*/
5985 * Wireless Handler : set AP address
5987 static int airo_set_wap(struct net_device *dev,
5988 struct iw_request_info *info,
5989 struct sockaddr *awrq,
5992 struct airo_info *local = dev->priv;
5995 APListRid APList_rid;
5996 static const u8 any[ETH_ALEN] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
5997 static const u8 off[ETH_ALEN] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
5999 if (awrq->sa_family != ARPHRD_ETHER)
6001 else if (!memcmp(any, awrq->sa_data, ETH_ALEN) ||
6002 !memcmp(off, awrq->sa_data, ETH_ALEN)) {
6003 memset(&cmd, 0, sizeof(cmd));
6004 cmd.cmd=CMD_LOSE_SYNC;
6005 if (down_interruptible(&local->sem))
6006 return -ERESTARTSYS;
6007 issuecommand(local, &cmd, &rsp);
6010 memset(&APList_rid, 0, sizeof(APList_rid));
6011 APList_rid.len = sizeof(APList_rid);
6012 memcpy(APList_rid.ap[0], awrq->sa_data, ETH_ALEN);
6013 disable_MAC(local, 1);
6014 writeAPListRid(local, &APList_rid, 1);
6015 enable_MAC(local, &rsp, 1);
6020 /*------------------------------------------------------------------*/
6022 * Wireless Handler : get AP address
6024 static int airo_get_wap(struct net_device *dev,
6025 struct iw_request_info *info,
6026 struct sockaddr *awrq,
6029 struct airo_info *local = dev->priv;
6030 StatusRid status_rid; /* Card status info */
6032 readStatusRid(local, &status_rid, 1);
6034 /* Tentative. This seems to work, wow, I'm lucky !!! */
6035 memcpy(awrq->sa_data, status_rid.bssid[0], ETH_ALEN);
6036 awrq->sa_family = ARPHRD_ETHER;
6041 /*------------------------------------------------------------------*/
6043 * Wireless Handler : set Nickname
6045 static int airo_set_nick(struct net_device *dev,
6046 struct iw_request_info *info,
6047 struct iw_point *dwrq,
6050 struct airo_info *local = dev->priv;
6052 /* Check the size of the string */
6053 if(dwrq->length > 16) {
6056 readConfigRid(local, 1);
6057 memset(local->config.nodeName, 0, sizeof(local->config.nodeName));
6058 memcpy(local->config.nodeName, extra, dwrq->length);
6059 set_bit (FLAG_COMMIT, &local->flags);
6061 return -EINPROGRESS; /* Call commit handler */
6064 /*------------------------------------------------------------------*/
6066 * Wireless Handler : get Nickname
6068 static int airo_get_nick(struct net_device *dev,
6069 struct iw_request_info *info,
6070 struct iw_point *dwrq,
6073 struct airo_info *local = dev->priv;
6075 readConfigRid(local, 1);
6076 strncpy(extra, local->config.nodeName, 16);
6078 dwrq->length = strlen(extra);
6083 /*------------------------------------------------------------------*/
6085 * Wireless Handler : set Bit-Rate
6087 static int airo_set_rate(struct net_device *dev,
6088 struct iw_request_info *info,
6089 struct iw_param *vwrq,
6092 struct airo_info *local = dev->priv;
6093 CapabilityRid cap_rid; /* Card capability info */
6097 /* First : get a valid bit rate value */
6098 readCapabilityRid(local, &cap_rid, 1);
6100 /* Which type of value ? */
6101 if((vwrq->value < 8) && (vwrq->value >= 0)) {
6102 /* Setting by rate index */
6103 /* Find value in the magic rate table */
6104 brate = cap_rid.supportedRates[vwrq->value];
6106 /* Setting by frequency value */
6107 u8 normvalue = (u8) (vwrq->value/500000);
6109 /* Check if rate is valid */
6110 for(i = 0 ; i < 8 ; i++) {
6111 if(normvalue == cap_rid.supportedRates[i]) {
6117 /* -1 designed the max rate (mostly auto mode) */
6118 if(vwrq->value == -1) {
6119 /* Get the highest available rate */
6120 for(i = 0 ; i < 8 ; i++) {
6121 if(cap_rid.supportedRates[i] == 0)
6125 brate = cap_rid.supportedRates[i - 1];
6127 /* Check that it is valid */
6132 readConfigRid(local, 1);
6133 /* Now, check if we want a fixed or auto value */
6134 if(vwrq->fixed == 0) {
6135 /* Fill all the rates up to this max rate */
6136 memset(local->config.rates, 0, 8);
6137 for(i = 0 ; i < 8 ; i++) {
6138 local->config.rates[i] = cap_rid.supportedRates[i];
6139 if(local->config.rates[i] == brate)
6144 /* One rate, fixed */
6145 memset(local->config.rates, 0, 8);
6146 local->config.rates[0] = brate;
6148 set_bit (FLAG_COMMIT, &local->flags);
6150 return -EINPROGRESS; /* Call commit handler */
6153 /*------------------------------------------------------------------*/
6155 * Wireless Handler : get Bit-Rate
6157 static int airo_get_rate(struct net_device *dev,
6158 struct iw_request_info *info,
6159 struct iw_param *vwrq,
6162 struct airo_info *local = dev->priv;
6163 StatusRid status_rid; /* Card status info */
6165 readStatusRid(local, &status_rid, 1);
6167 vwrq->value = status_rid.currentXmitRate * 500000;
6168 /* If more than one rate, set auto */
6169 readConfigRid(local, 1);
6170 vwrq->fixed = (local->config.rates[1] == 0);
6175 /*------------------------------------------------------------------*/
6177 * Wireless Handler : set RTS threshold
6179 static int airo_set_rts(struct net_device *dev,
6180 struct iw_request_info *info,
6181 struct iw_param *vwrq,
6184 struct airo_info *local = dev->priv;
6185 int rthr = vwrq->value;
6188 rthr = AIRO_DEF_MTU;
6189 if((rthr < 0) || (rthr > AIRO_DEF_MTU)) {
6192 readConfigRid(local, 1);
6193 local->config.rtsThres = rthr;
6194 set_bit (FLAG_COMMIT, &local->flags);
6196 return -EINPROGRESS; /* Call commit handler */
6199 /*------------------------------------------------------------------*/
6201 * Wireless Handler : get RTS threshold
6203 static int airo_get_rts(struct net_device *dev,
6204 struct iw_request_info *info,
6205 struct iw_param *vwrq,
6208 struct airo_info *local = dev->priv;
6210 readConfigRid(local, 1);
6211 vwrq->value = local->config.rtsThres;
6212 vwrq->disabled = (vwrq->value >= AIRO_DEF_MTU);
6218 /*------------------------------------------------------------------*/
6220 * Wireless Handler : set Fragmentation threshold
6222 static int airo_set_frag(struct net_device *dev,
6223 struct iw_request_info *info,
6224 struct iw_param *vwrq,
6227 struct airo_info *local = dev->priv;
6228 int fthr = vwrq->value;
6231 fthr = AIRO_DEF_MTU;
6232 if((fthr < 256) || (fthr > AIRO_DEF_MTU)) {
6235 fthr &= ~0x1; /* Get an even value - is it really needed ??? */
6236 readConfigRid(local, 1);
6237 local->config.fragThresh = (u16)fthr;
6238 set_bit (FLAG_COMMIT, &local->flags);
6240 return -EINPROGRESS; /* Call commit handler */
6243 /*------------------------------------------------------------------*/
6245 * Wireless Handler : get Fragmentation threshold
6247 static int airo_get_frag(struct net_device *dev,
6248 struct iw_request_info *info,
6249 struct iw_param *vwrq,
6252 struct airo_info *local = dev->priv;
6254 readConfigRid(local, 1);
6255 vwrq->value = local->config.fragThresh;
6256 vwrq->disabled = (vwrq->value >= AIRO_DEF_MTU);
6262 /*------------------------------------------------------------------*/
6264 * Wireless Handler : set Mode of Operation
6266 static int airo_set_mode(struct net_device *dev,
6267 struct iw_request_info *info,
6271 struct airo_info *local = dev->priv;
6274 readConfigRid(local, 1);
6275 if ((local->config.rmode & 0xff) >= RXMODE_RFMON)
6280 local->config.opmode &= 0xFF00;
6281 local->config.opmode |= MODE_STA_IBSS;
6282 local->config.rmode &= 0xfe00;
6283 local->config.scanMode = SCANMODE_ACTIVE;
6284 clear_bit (FLAG_802_11, &local->flags);
6287 local->config.opmode &= 0xFF00;
6288 local->config.opmode |= MODE_STA_ESS;
6289 local->config.rmode &= 0xfe00;
6290 local->config.scanMode = SCANMODE_ACTIVE;
6291 clear_bit (FLAG_802_11, &local->flags);
6293 case IW_MODE_MASTER:
6294 local->config.opmode &= 0xFF00;
6295 local->config.opmode |= MODE_AP;
6296 local->config.rmode &= 0xfe00;
6297 local->config.scanMode = SCANMODE_ACTIVE;
6298 clear_bit (FLAG_802_11, &local->flags);
6300 case IW_MODE_REPEAT:
6301 local->config.opmode &= 0xFF00;
6302 local->config.opmode |= MODE_AP_RPTR;
6303 local->config.rmode &= 0xfe00;
6304 local->config.scanMode = SCANMODE_ACTIVE;
6305 clear_bit (FLAG_802_11, &local->flags);
6307 case IW_MODE_MONITOR:
6308 local->config.opmode &= 0xFF00;
6309 local->config.opmode |= MODE_STA_ESS;
6310 local->config.rmode &= 0xfe00;
6311 local->config.rmode |= RXMODE_RFMON | RXMODE_DISABLE_802_3_HEADER;
6312 local->config.scanMode = SCANMODE_PASSIVE;
6313 set_bit (FLAG_802_11, &local->flags);
6319 set_bit (FLAG_RESET, &local->flags);
6320 set_bit (FLAG_COMMIT, &local->flags);
6322 return -EINPROGRESS; /* Call commit handler */
6325 /*------------------------------------------------------------------*/
6327 * Wireless Handler : get Mode of Operation
6329 static int airo_get_mode(struct net_device *dev,
6330 struct iw_request_info *info,
6334 struct airo_info *local = dev->priv;
6336 readConfigRid(local, 1);
6337 /* If not managed, assume it's ad-hoc */
6338 switch (local->config.opmode & 0xFF) {
6340 *uwrq = IW_MODE_INFRA;
6343 *uwrq = IW_MODE_MASTER;
6346 *uwrq = IW_MODE_REPEAT;
6349 *uwrq = IW_MODE_ADHOC;
6355 /*------------------------------------------------------------------*/
6357 * Wireless Handler : set Encryption Key
6359 static int airo_set_encode(struct net_device *dev,
6360 struct iw_request_info *info,
6361 struct iw_point *dwrq,
6364 struct airo_info *local = dev->priv;
6365 CapabilityRid cap_rid; /* Card capability info */
6366 int perm = ( dwrq->flags & IW_ENCODE_TEMP ? 0 : 1 );
6367 u16 currentAuthType = local->config.authType;
6369 /* Is WEP supported ? */
6370 readCapabilityRid(local, &cap_rid, 1);
6371 /* Older firmware doesn't support this...
6372 if(!(cap_rid.softCap & 2)) {
6375 readConfigRid(local, 1);
6377 /* Basic checking: do we have a key to set ?
6378 * Note : with the new API, it's impossible to get a NULL pointer.
6379 * Therefore, we need to check a key size == 0 instead.
6380 * New version of iwconfig properly set the IW_ENCODE_NOKEY flag
6381 * when no key is present (only change flags), but older versions
6382 * don't do it. - Jean II */
6383 if (dwrq->length > 0) {
6385 int index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
6386 int current_index = get_wep_key(local, 0xffff);
6387 /* Check the size of the key */
6388 if (dwrq->length > MAX_KEY_SIZE) {
6391 /* Check the index (none -> use current) */
6392 if ((index < 0) || (index >= ((cap_rid.softCap & 0x80) ? 4:1)))
6393 index = current_index;
6394 /* Set the length */
6395 if (dwrq->length > MIN_KEY_SIZE)
6396 key.len = MAX_KEY_SIZE;
6398 if (dwrq->length > 0)
6399 key.len = MIN_KEY_SIZE;
6401 /* Disable the key */
6403 /* Check if the key is not marked as invalid */
6404 if(!(dwrq->flags & IW_ENCODE_NOKEY)) {
6406 memset(key.key, 0, MAX_KEY_SIZE);
6407 /* Copy the key in the driver */
6408 memcpy(key.key, extra, dwrq->length);
6409 /* Send the key to the card */
6410 set_wep_key(local, index, key.key, key.len, perm, 1);
6412 /* WE specify that if a valid key is set, encryption
6413 * should be enabled (user may turn it off later)
6414 * This is also how "iwconfig ethX key on" works */
6415 if((index == current_index) && (key.len > 0) &&
6416 (local->config.authType == AUTH_OPEN)) {
6417 local->config.authType = AUTH_ENCRYPT;
6420 /* Do we want to just set the transmit key index ? */
6421 int index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
6422 if ((index >= 0) && (index < ((cap_rid.softCap & 0x80)?4:1))) {
6423 set_wep_key(local, index, NULL, 0, perm, 1);
6425 /* Don't complain if only change the mode */
6426 if(!dwrq->flags & IW_ENCODE_MODE) {
6430 /* Read the flags */
6431 if(dwrq->flags & IW_ENCODE_DISABLED)
6432 local->config.authType = AUTH_OPEN; // disable encryption
6433 if(dwrq->flags & IW_ENCODE_RESTRICTED)
6434 local->config.authType = AUTH_SHAREDKEY; // Only Both
6435 if(dwrq->flags & IW_ENCODE_OPEN)
6436 local->config.authType = AUTH_ENCRYPT; // Only Wep
6437 /* Commit the changes to flags if needed */
6438 if (local->config.authType != currentAuthType)
6439 set_bit (FLAG_COMMIT, &local->flags);
6440 return -EINPROGRESS; /* Call commit handler */
6443 /*------------------------------------------------------------------*/
6445 * Wireless Handler : get Encryption Key
6447 static int airo_get_encode(struct net_device *dev,
6448 struct iw_request_info *info,
6449 struct iw_point *dwrq,
6452 struct airo_info *local = dev->priv;
6453 int index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
6454 CapabilityRid cap_rid; /* Card capability info */
6456 /* Is it supported ? */
6457 readCapabilityRid(local, &cap_rid, 1);
6458 if(!(cap_rid.softCap & 2)) {
6461 readConfigRid(local, 1);
6462 /* Check encryption mode */
6463 switch(local->config.authType) {
6465 dwrq->flags = IW_ENCODE_OPEN;
6467 case AUTH_SHAREDKEY:
6468 dwrq->flags = IW_ENCODE_RESTRICTED;
6472 dwrq->flags = IW_ENCODE_DISABLED;
6475 /* We can't return the key, so set the proper flag and return zero */
6476 dwrq->flags |= IW_ENCODE_NOKEY;
6477 memset(extra, 0, 16);
6479 /* Which key do we want ? -1 -> tx index */
6480 if ((index < 0) || (index >= ((cap_rid.softCap & 0x80) ? 4 : 1)))
6481 index = get_wep_key(local, 0xffff);
6482 dwrq->flags |= index + 1;
6483 /* Copy the key to the user buffer */
6484 dwrq->length = get_wep_key(local, index);
6485 if (dwrq->length > 16) {
6491 /*------------------------------------------------------------------*/
6493 * Wireless Handler : set extended Encryption parameters
6495 static int airo_set_encodeext(struct net_device *dev,
6496 struct iw_request_info *info,
6497 union iwreq_data *wrqu,
6500 struct airo_info *local = dev->priv;
6501 struct iw_point *encoding = &wrqu->encoding;
6502 struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
6503 CapabilityRid cap_rid; /* Card capability info */
6504 int perm = ( encoding->flags & IW_ENCODE_TEMP ? 0 : 1 );
6505 u16 currentAuthType = local->config.authType;
6506 int idx, key_len, alg = ext->alg, set_key = 1;
6509 /* Is WEP supported ? */
6510 readCapabilityRid(local, &cap_rid, 1);
6511 /* Older firmware doesn't support this...
6512 if(!(cap_rid.softCap & 2)) {
6515 readConfigRid(local, 1);
6517 /* Determine and validate the key index */
6518 idx = encoding->flags & IW_ENCODE_INDEX;
6520 if (idx < 1 || idx > ((cap_rid.softCap & 0x80) ? 4:1))
6524 idx = get_wep_key(local, 0xffff);
6526 if (encoding->flags & IW_ENCODE_DISABLED)
6527 alg = IW_ENCODE_ALG_NONE;
6529 if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) {
6530 /* Only set transmit key index here, actual
6531 * key is set below if needed.
6533 set_wep_key(local, idx, NULL, 0, perm, 1);
6534 set_key = ext->key_len > 0 ? 1 : 0;
6538 /* Set the requested key first */
6539 memset(key.key, 0, MAX_KEY_SIZE);
6541 case IW_ENCODE_ALG_NONE:
6544 case IW_ENCODE_ALG_WEP:
6545 if (ext->key_len > MIN_KEY_SIZE) {
6546 key.len = MAX_KEY_SIZE;
6547 } else if (ext->key_len > 0) {
6548 key.len = MIN_KEY_SIZE;
6552 key_len = min (ext->key_len, key.len);
6553 memcpy(key.key, ext->key, key_len);
6558 /* Send the key to the card */
6559 set_wep_key(local, idx, key.key, key.len, perm, 1);
6562 /* Read the flags */
6563 if(encoding->flags & IW_ENCODE_DISABLED)
6564 local->config.authType = AUTH_OPEN; // disable encryption
6565 if(encoding->flags & IW_ENCODE_RESTRICTED)
6566 local->config.authType = AUTH_SHAREDKEY; // Only Both
6567 if(encoding->flags & IW_ENCODE_OPEN)
6568 local->config.authType = AUTH_ENCRYPT; // Only Wep
6569 /* Commit the changes to flags if needed */
6570 if (local->config.authType != currentAuthType)
6571 set_bit (FLAG_COMMIT, &local->flags);
6573 return -EINPROGRESS;
6577 /*------------------------------------------------------------------*/
6579 * Wireless Handler : get extended Encryption parameters
6581 static int airo_get_encodeext(struct net_device *dev,
6582 struct iw_request_info *info,
6583 union iwreq_data *wrqu,
6586 struct airo_info *local = dev->priv;
6587 struct iw_point *encoding = &wrqu->encoding;
6588 struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
6589 CapabilityRid cap_rid; /* Card capability info */
6590 int idx, max_key_len;
6592 /* Is it supported ? */
6593 readCapabilityRid(local, &cap_rid, 1);
6594 if(!(cap_rid.softCap & 2)) {
6597 readConfigRid(local, 1);
6599 max_key_len = encoding->length - sizeof(*ext);
6600 if (max_key_len < 0)
6603 idx = encoding->flags & IW_ENCODE_INDEX;
6605 if (idx < 1 || idx > ((cap_rid.softCap & 0x80) ? 4:1))
6609 idx = get_wep_key(local, 0xffff);
6611 encoding->flags = idx + 1;
6612 memset(ext, 0, sizeof(*ext));
6614 /* Check encryption mode */
6615 switch(local->config.authType) {
6617 encoding->flags = IW_ENCODE_ALG_WEP | IW_ENCODE_ENABLED;
6619 case AUTH_SHAREDKEY:
6620 encoding->flags = IW_ENCODE_ALG_WEP | IW_ENCODE_ENABLED;
6624 encoding->flags = IW_ENCODE_ALG_NONE | IW_ENCODE_DISABLED;
6627 /* We can't return the key, so set the proper flag and return zero */
6628 encoding->flags |= IW_ENCODE_NOKEY;
6629 memset(extra, 0, 16);
6631 /* Copy the key to the user buffer */
6632 ext->key_len = get_wep_key(local, idx);
6633 if (ext->key_len > 16) {
6641 /*------------------------------------------------------------------*/
6643 * Wireless Handler : set extended authentication parameters
6645 static int airo_set_auth(struct net_device *dev,
6646 struct iw_request_info *info,
6647 union iwreq_data *wrqu, char *extra)
6649 struct airo_info *local = dev->priv;
6650 struct iw_param *param = &wrqu->param;
6651 u16 currentAuthType = local->config.authType;
6653 switch (param->flags & IW_AUTH_INDEX) {
6654 case IW_AUTH_WPA_VERSION:
6655 case IW_AUTH_CIPHER_PAIRWISE:
6656 case IW_AUTH_CIPHER_GROUP:
6657 case IW_AUTH_KEY_MGMT:
6658 case IW_AUTH_RX_UNENCRYPTED_EAPOL:
6659 case IW_AUTH_PRIVACY_INVOKED:
6661 * airo does not use these parameters
6665 case IW_AUTH_DROP_UNENCRYPTED:
6667 /* Only change auth type if unencrypted */
6668 if (currentAuthType == AUTH_OPEN)
6669 local->config.authType = AUTH_ENCRYPT;
6671 local->config.authType = AUTH_OPEN;
6674 /* Commit the changes to flags if needed */
6675 if (local->config.authType != currentAuthType)
6676 set_bit (FLAG_COMMIT, &local->flags);
6679 case IW_AUTH_80211_AUTH_ALG: {
6680 /* FIXME: What about AUTH_OPEN? This API seems to
6681 * disallow setting our auth to AUTH_OPEN.
6683 if (param->value & IW_AUTH_ALG_SHARED_KEY) {
6684 local->config.authType = AUTH_SHAREDKEY;
6685 } else if (param->value & IW_AUTH_ALG_OPEN_SYSTEM) {
6686 local->config.authType = AUTH_ENCRYPT;
6691 /* Commit the changes to flags if needed */
6692 if (local->config.authType != currentAuthType)
6693 set_bit (FLAG_COMMIT, &local->flags);
6696 case IW_AUTH_WPA_ENABLED:
6697 /* Silently accept disable of WPA */
6698 if (param->value > 0)
6705 return -EINPROGRESS;
6709 /*------------------------------------------------------------------*/
6711 * Wireless Handler : get extended authentication parameters
6713 static int airo_get_auth(struct net_device *dev,
6714 struct iw_request_info *info,
6715 union iwreq_data *wrqu, char *extra)
6717 struct airo_info *local = dev->priv;
6718 struct iw_param *param = &wrqu->param;
6719 u16 currentAuthType = local->config.authType;
6721 switch (param->flags & IW_AUTH_INDEX) {
6722 case IW_AUTH_DROP_UNENCRYPTED:
6723 switch (currentAuthType) {
6724 case AUTH_SHAREDKEY:
6734 case IW_AUTH_80211_AUTH_ALG:
6735 switch (currentAuthType) {
6736 case AUTH_SHAREDKEY:
6737 param->value = IW_AUTH_ALG_SHARED_KEY;
6741 param->value = IW_AUTH_ALG_OPEN_SYSTEM;
6746 case IW_AUTH_WPA_ENABLED:
6757 /*------------------------------------------------------------------*/
6759 * Wireless Handler : set Tx-Power
6761 static int airo_set_txpow(struct net_device *dev,
6762 struct iw_request_info *info,
6763 struct iw_param *vwrq,
6766 struct airo_info *local = dev->priv;
6767 CapabilityRid cap_rid; /* Card capability info */
6771 readCapabilityRid(local, &cap_rid, 1);
6773 if (vwrq->disabled) {
6774 set_bit (FLAG_RADIO_OFF, &local->flags);
6775 set_bit (FLAG_COMMIT, &local->flags);
6776 return -EINPROGRESS; /* Call commit handler */
6778 if (vwrq->flags != IW_TXPOW_MWATT) {
6781 clear_bit (FLAG_RADIO_OFF, &local->flags);
6782 for (i = 0; cap_rid.txPowerLevels[i] && (i < 8); i++)
6783 if ((vwrq->value==cap_rid.txPowerLevels[i])) {
6784 readConfigRid(local, 1);
6785 local->config.txPower = vwrq->value;
6786 set_bit (FLAG_COMMIT, &local->flags);
6787 rc = -EINPROGRESS; /* Call commit handler */
6793 /*------------------------------------------------------------------*/
6795 * Wireless Handler : get Tx-Power
6797 static int airo_get_txpow(struct net_device *dev,
6798 struct iw_request_info *info,
6799 struct iw_param *vwrq,
6802 struct airo_info *local = dev->priv;
6804 readConfigRid(local, 1);
6805 vwrq->value = local->config.txPower;
6806 vwrq->fixed = 1; /* No power control */
6807 vwrq->disabled = test_bit(FLAG_RADIO_OFF, &local->flags);
6808 vwrq->flags = IW_TXPOW_MWATT;
6813 /*------------------------------------------------------------------*/
6815 * Wireless Handler : set Retry limits
6817 static int airo_set_retry(struct net_device *dev,
6818 struct iw_request_info *info,
6819 struct iw_param *vwrq,
6822 struct airo_info *local = dev->priv;
6825 if(vwrq->disabled) {
6828 readConfigRid(local, 1);
6829 if(vwrq->flags & IW_RETRY_LIMIT) {
6830 if(vwrq->flags & IW_RETRY_LONG)
6831 local->config.longRetryLimit = vwrq->value;
6832 else if (vwrq->flags & IW_RETRY_SHORT)
6833 local->config.shortRetryLimit = vwrq->value;
6835 /* No modifier : set both */
6836 local->config.longRetryLimit = vwrq->value;
6837 local->config.shortRetryLimit = vwrq->value;
6839 set_bit (FLAG_COMMIT, &local->flags);
6840 rc = -EINPROGRESS; /* Call commit handler */
6842 if(vwrq->flags & IW_RETRY_LIFETIME) {
6843 local->config.txLifetime = vwrq->value / 1024;
6844 set_bit (FLAG_COMMIT, &local->flags);
6845 rc = -EINPROGRESS; /* Call commit handler */
6850 /*------------------------------------------------------------------*/
6852 * Wireless Handler : get Retry limits
6854 static int airo_get_retry(struct net_device *dev,
6855 struct iw_request_info *info,
6856 struct iw_param *vwrq,
6859 struct airo_info *local = dev->priv;
6861 vwrq->disabled = 0; /* Can't be disabled */
6863 readConfigRid(local, 1);
6864 /* Note : by default, display the min retry number */
6865 if((vwrq->flags & IW_RETRY_TYPE) == IW_RETRY_LIFETIME) {
6866 vwrq->flags = IW_RETRY_LIFETIME;
6867 vwrq->value = (int)local->config.txLifetime * 1024;
6868 } else if((vwrq->flags & IW_RETRY_LONG)) {
6869 vwrq->flags = IW_RETRY_LIMIT | IW_RETRY_LONG;
6870 vwrq->value = (int)local->config.longRetryLimit;
6872 vwrq->flags = IW_RETRY_LIMIT;
6873 vwrq->value = (int)local->config.shortRetryLimit;
6874 if((int)local->config.shortRetryLimit != (int)local->config.longRetryLimit)
6875 vwrq->flags |= IW_RETRY_SHORT;
6881 /*------------------------------------------------------------------*/
6883 * Wireless Handler : get range info
6885 static int airo_get_range(struct net_device *dev,
6886 struct iw_request_info *info,
6887 struct iw_point *dwrq,
6890 struct airo_info *local = dev->priv;
6891 struct iw_range *range = (struct iw_range *) extra;
6892 CapabilityRid cap_rid; /* Card capability info */
6896 readCapabilityRid(local, &cap_rid, 1);
6898 dwrq->length = sizeof(struct iw_range);
6899 memset(range, 0, sizeof(*range));
6900 range->min_nwid = 0x0000;
6901 range->max_nwid = 0x0000;
6902 range->num_channels = 14;
6903 /* Should be based on cap_rid.country to give only
6904 * what the current card support */
6906 for(i = 0; i < 14; i++) {
6907 range->freq[k].i = i + 1; /* List index */
6908 range->freq[k].m = frequency_list[i] * 100000;
6909 range->freq[k++].e = 1; /* Values in table in MHz -> * 10^5 * 10 */
6911 range->num_frequency = k;
6913 range->sensitivity = 65535;
6915 /* Hum... Should put the right values there */
6917 range->max_qual.qual = 100; /* % */
6919 range->max_qual.qual = airo_get_max_quality(&cap_rid);
6920 range->max_qual.level = 0x100 - 120; /* -120 dBm */
6921 range->max_qual.noise = 0x100 - 120; /* -120 dBm */
6923 /* Experimental measurements - boundary 11/5.5 Mb/s */
6924 /* Note : with or without the (local->rssi), results
6925 * are somewhat different. - Jean II */
6927 range->avg_qual.qual = 50; /* % */
6928 range->avg_qual.level = 0x100 - 70; /* -70 dBm */
6930 range->avg_qual.qual = airo_get_avg_quality(&cap_rid);
6931 range->avg_qual.level = 0x100 - 80; /* -80 dBm */
6933 range->avg_qual.noise = 0x100 - 85; /* -85 dBm */
6935 for(i = 0 ; i < 8 ; i++) {
6936 range->bitrate[i] = cap_rid.supportedRates[i] * 500000;
6937 if(range->bitrate[i] == 0)
6940 range->num_bitrates = i;
6942 /* Set an indication of the max TCP throughput
6943 * in bit/s that we can expect using this interface.
6944 * May be use for QoS stuff... Jean II */
6946 range->throughput = 5000 * 1000;
6948 range->throughput = 1500 * 1000;
6951 range->max_rts = AIRO_DEF_MTU;
6952 range->min_frag = 256;
6953 range->max_frag = AIRO_DEF_MTU;
6955 if(cap_rid.softCap & 2) {
6957 range->encoding_size[0] = 5;
6959 if (cap_rid.softCap & 0x100) {
6960 range->encoding_size[1] = 13;
6961 range->num_encoding_sizes = 2;
6963 range->num_encoding_sizes = 1;
6964 range->max_encoding_tokens = (cap_rid.softCap & 0x80) ? 4 : 1;
6966 range->num_encoding_sizes = 0;
6967 range->max_encoding_tokens = 0;
6970 range->max_pmp = 5000000; /* 5 secs */
6972 range->max_pmt = 65535 * 1024; /* ??? */
6973 range->pmp_flags = IW_POWER_PERIOD;
6974 range->pmt_flags = IW_POWER_TIMEOUT;
6975 range->pm_capa = IW_POWER_PERIOD | IW_POWER_TIMEOUT | IW_POWER_ALL_R;
6977 /* Transmit Power - values are in mW */
6978 for(i = 0 ; i < 8 ; i++) {
6979 range->txpower[i] = cap_rid.txPowerLevels[i];
6980 if(range->txpower[i] == 0)
6983 range->num_txpower = i;
6984 range->txpower_capa = IW_TXPOW_MWATT;
6985 range->we_version_source = 19;
6986 range->we_version_compiled = WIRELESS_EXT;
6987 range->retry_capa = IW_RETRY_LIMIT | IW_RETRY_LIFETIME;
6988 range->retry_flags = IW_RETRY_LIMIT;
6989 range->r_time_flags = IW_RETRY_LIFETIME;
6990 range->min_retry = 1;
6991 range->max_retry = 65535;
6992 range->min_r_time = 1024;
6993 range->max_r_time = 65535 * 1024;
6995 /* Event capability (kernel + driver) */
6996 range->event_capa[0] = (IW_EVENT_CAPA_K_0 |
6997 IW_EVENT_CAPA_MASK(SIOCGIWTHRSPY) |
6998 IW_EVENT_CAPA_MASK(SIOCGIWAP) |
6999 IW_EVENT_CAPA_MASK(SIOCGIWSCAN));
7000 range->event_capa[1] = IW_EVENT_CAPA_K_1;
7001 range->event_capa[4] = IW_EVENT_CAPA_MASK(IWEVTXDROP);
7005 /*------------------------------------------------------------------*/
7007 * Wireless Handler : set Power Management
7009 static int airo_set_power(struct net_device *dev,
7010 struct iw_request_info *info,
7011 struct iw_param *vwrq,
7014 struct airo_info *local = dev->priv;
7016 readConfigRid(local, 1);
7017 if (vwrq->disabled) {
7018 if ((local->config.rmode & 0xFF) >= RXMODE_RFMON) {
7021 local->config.powerSaveMode = POWERSAVE_CAM;
7022 local->config.rmode &= 0xFF00;
7023 local->config.rmode |= RXMODE_BC_MC_ADDR;
7024 set_bit (FLAG_COMMIT, &local->flags);
7025 return -EINPROGRESS; /* Call commit handler */
7027 if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) {
7028 local->config.fastListenDelay = (vwrq->value + 500) / 1024;
7029 local->config.powerSaveMode = POWERSAVE_PSPCAM;
7030 set_bit (FLAG_COMMIT, &local->flags);
7031 } else if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_PERIOD) {
7032 local->config.fastListenInterval = local->config.listenInterval = (vwrq->value + 500) / 1024;
7033 local->config.powerSaveMode = POWERSAVE_PSPCAM;
7034 set_bit (FLAG_COMMIT, &local->flags);
7036 switch (vwrq->flags & IW_POWER_MODE) {
7037 case IW_POWER_UNICAST_R:
7038 if ((local->config.rmode & 0xFF) >= RXMODE_RFMON) {
7041 local->config.rmode &= 0xFF00;
7042 local->config.rmode |= RXMODE_ADDR;
7043 set_bit (FLAG_COMMIT, &local->flags);
7045 case IW_POWER_ALL_R:
7046 if ((local->config.rmode & 0xFF) >= RXMODE_RFMON) {
7049 local->config.rmode &= 0xFF00;
7050 local->config.rmode |= RXMODE_BC_MC_ADDR;
7051 set_bit (FLAG_COMMIT, &local->flags);
7053 /* This is broken, fixme ;-) */
7058 // Note : we may want to factor local->need_commit here
7059 // Note2 : may also want to factor RXMODE_RFMON test
7060 return -EINPROGRESS; /* Call commit handler */
7063 /*------------------------------------------------------------------*/
7065 * Wireless Handler : get Power Management
7067 static int airo_get_power(struct net_device *dev,
7068 struct iw_request_info *info,
7069 struct iw_param *vwrq,
7072 struct airo_info *local = dev->priv;
7075 readConfigRid(local, 1);
7076 mode = local->config.powerSaveMode;
7077 if ((vwrq->disabled = (mode == POWERSAVE_CAM)))
7079 if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) {
7080 vwrq->value = (int)local->config.fastListenDelay * 1024;
7081 vwrq->flags = IW_POWER_TIMEOUT;
7083 vwrq->value = (int)local->config.fastListenInterval * 1024;
7084 vwrq->flags = IW_POWER_PERIOD;
7086 if ((local->config.rmode & 0xFF) == RXMODE_ADDR)
7087 vwrq->flags |= IW_POWER_UNICAST_R;
7089 vwrq->flags |= IW_POWER_ALL_R;
7094 /*------------------------------------------------------------------*/
7096 * Wireless Handler : set Sensitivity
7098 static int airo_set_sens(struct net_device *dev,
7099 struct iw_request_info *info,
7100 struct iw_param *vwrq,
7103 struct airo_info *local = dev->priv;
7105 readConfigRid(local, 1);
7106 local->config.rssiThreshold = vwrq->disabled ? RSSI_DEFAULT : vwrq->value;
7107 set_bit (FLAG_COMMIT, &local->flags);
7109 return -EINPROGRESS; /* Call commit handler */
7112 /*------------------------------------------------------------------*/
7114 * Wireless Handler : get Sensitivity
7116 static int airo_get_sens(struct net_device *dev,
7117 struct iw_request_info *info,
7118 struct iw_param *vwrq,
7121 struct airo_info *local = dev->priv;
7123 readConfigRid(local, 1);
7124 vwrq->value = local->config.rssiThreshold;
7125 vwrq->disabled = (vwrq->value == 0);
7131 /*------------------------------------------------------------------*/
7133 * Wireless Handler : get AP List
7134 * Note : this is deprecated in favor of IWSCAN
7136 static int airo_get_aplist(struct net_device *dev,
7137 struct iw_request_info *info,
7138 struct iw_point *dwrq,
7141 struct airo_info *local = dev->priv;
7142 struct sockaddr *address = (struct sockaddr *) extra;
7143 struct iw_quality qual[IW_MAX_AP];
7146 int loseSync = capable(CAP_NET_ADMIN) ? 1: -1;
7148 for (i = 0; i < IW_MAX_AP; i++) {
7149 if (readBSSListRid(local, loseSync, &BSSList))
7152 memcpy(address[i].sa_data, BSSList.bssid, ETH_ALEN);
7153 address[i].sa_family = ARPHRD_ETHER;
7155 qual[i].level = 0x100 - BSSList.dBm;
7156 qual[i].qual = airo_dbm_to_pct( local->rssi, BSSList.dBm );
7157 qual[i].updated = IW_QUAL_QUAL_UPDATED
7158 | IW_QUAL_LEVEL_UPDATED
7161 qual[i].level = (BSSList.dBm + 321) / 2;
7163 qual[i].updated = IW_QUAL_QUAL_INVALID
7164 | IW_QUAL_LEVEL_UPDATED
7167 qual[i].noise = local->wstats.qual.noise;
7168 if (BSSList.index == 0xffff)
7172 StatusRid status_rid; /* Card status info */
7173 readStatusRid(local, &status_rid, 1);
7175 i < min(IW_MAX_AP, 4) &&
7176 (status_rid.bssid[i][0]
7177 & status_rid.bssid[i][1]
7178 & status_rid.bssid[i][2]
7179 & status_rid.bssid[i][3]
7180 & status_rid.bssid[i][4]
7181 & status_rid.bssid[i][5])!=0xff &&
7182 (status_rid.bssid[i][0]
7183 | status_rid.bssid[i][1]
7184 | status_rid.bssid[i][2]
7185 | status_rid.bssid[i][3]
7186 | status_rid.bssid[i][4]
7187 | status_rid.bssid[i][5]);
7189 memcpy(address[i].sa_data,
7190 status_rid.bssid[i], ETH_ALEN);
7191 address[i].sa_family = ARPHRD_ETHER;
7194 dwrq->flags = 1; /* Should be define'd */
7195 memcpy(extra + sizeof(struct sockaddr)*i,
7196 &qual, sizeof(struct iw_quality)*i);
7203 /*------------------------------------------------------------------*/
7205 * Wireless Handler : Initiate Scan
7207 static int airo_set_scan(struct net_device *dev,
7208 struct iw_request_info *info,
7209 struct iw_param *vwrq,
7212 struct airo_info *ai = dev->priv;
7217 /* Note : you may have realised that, as this is a SET operation,
7218 * this is privileged and therefore a normal user can't
7220 * This is not an error, while the device perform scanning,
7221 * traffic doesn't flow, so it's a perfect DoS...
7223 if (ai->flags & FLAG_RADIO_MASK) return -ENETDOWN;
7225 if (down_interruptible(&ai->sem))
7226 return -ERESTARTSYS;
7228 /* If there's already a scan in progress, don't
7229 * trigger another one. */
7230 if (ai->scan_timeout > 0)
7233 /* Initiate a scan command */
7234 ai->scan_timeout = RUN_AT(3*HZ);
7235 memset(&cmd, 0, sizeof(cmd));
7236 cmd.cmd=CMD_LISTBSS;
7237 issuecommand(ai, &cmd, &rsp);
7243 wake_up_interruptible(&ai->thr_wait);
7247 /*------------------------------------------------------------------*/
7249 * Translate scan data returned from the card to a card independent
7250 * format that the Wireless Tools will understand - Jean II
7252 static inline char *airo_translate_scan(struct net_device *dev,
7257 struct airo_info *ai = dev->priv;
7258 struct iw_event iwe; /* Temporary buffer */
7260 char * current_val; /* For rates */
7264 /* First entry *MUST* be the AP MAC address */
7265 iwe.cmd = SIOCGIWAP;
7266 iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
7267 memcpy(iwe.u.ap_addr.sa_data, bss->bssid, ETH_ALEN);
7268 current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_ADDR_LEN);
7270 /* Other entries will be displayed in the order we give them */
7273 iwe.u.data.length = bss->ssidLen;
7274 if(iwe.u.data.length > 32)
7275 iwe.u.data.length = 32;
7276 iwe.cmd = SIOCGIWESSID;
7277 iwe.u.data.flags = 1;
7278 current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, bss->ssid);
7281 iwe.cmd = SIOCGIWMODE;
7282 capabilities = le16_to_cpu(bss->cap);
7283 if(capabilities & (CAP_ESS | CAP_IBSS)) {
7284 if(capabilities & CAP_ESS)
7285 iwe.u.mode = IW_MODE_MASTER;
7287 iwe.u.mode = IW_MODE_ADHOC;
7288 current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_UINT_LEN);
7292 iwe.cmd = SIOCGIWFREQ;
7293 iwe.u.freq.m = le16_to_cpu(bss->dsChannel);
7294 /* iwe.u.freq.m containt the channel (starting 1), our
7295 * frequency_list array start at index 0...
7297 iwe.u.freq.m = frequency_list[iwe.u.freq.m - 1] * 100000;
7299 current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_FREQ_LEN);
7301 /* Add quality statistics */
7304 iwe.u.qual.level = 0x100 - bss->dBm;
7305 iwe.u.qual.qual = airo_dbm_to_pct( ai->rssi, bss->dBm );
7306 iwe.u.qual.updated = IW_QUAL_QUAL_UPDATED
7307 | IW_QUAL_LEVEL_UPDATED
7310 iwe.u.qual.level = (bss->dBm + 321) / 2;
7311 iwe.u.qual.qual = 0;
7312 iwe.u.qual.updated = IW_QUAL_QUAL_INVALID
7313 | IW_QUAL_LEVEL_UPDATED
7316 iwe.u.qual.noise = ai->wstats.qual.noise;
7317 current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_QUAL_LEN);
7319 /* Add encryption capability */
7320 iwe.cmd = SIOCGIWENCODE;
7321 if(capabilities & CAP_PRIVACY)
7322 iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
7324 iwe.u.data.flags = IW_ENCODE_DISABLED;
7325 iwe.u.data.length = 0;
7326 current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, bss->ssid);
7328 /* Rate : stuffing multiple values in a single event require a bit
7329 * more of magic - Jean II */
7330 current_val = current_ev + IW_EV_LCP_LEN;
7332 iwe.cmd = SIOCGIWRATE;
7333 /* Those two flags are ignored... */
7334 iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0;
7336 for(i = 0 ; i < 8 ; i++) {
7337 /* NULL terminated */
7338 if(bss->rates[i] == 0)
7340 /* Bit rate given in 500 kb/s units (+ 0x80) */
7341 iwe.u.bitrate.value = ((bss->rates[i] & 0x7f) * 500000);
7342 /* Add new value to event */
7343 current_val = iwe_stream_add_value(current_ev, current_val, end_buf, &iwe, IW_EV_PARAM_LEN);
7345 /* Check if we added any event */
7346 if((current_val - current_ev) > IW_EV_LCP_LEN)
7347 current_ev = current_val;
7349 /* Beacon interval */
7350 buf = kmalloc(30, GFP_KERNEL);
7352 iwe.cmd = IWEVCUSTOM;
7353 sprintf(buf, "bcn_int=%d", bss->beaconInterval);
7354 iwe.u.data.length = strlen(buf);
7355 current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, buf);
7359 /* Put WPA/RSN Information Elements into the event stream */
7360 if (test_bit(FLAG_WPA_CAPABLE, &ai->flags)) {
7361 unsigned int num_null_ies = 0;
7362 u16 length = sizeof (bss->extra.iep);
7363 struct ieee80211_info_element *info_element =
7364 (struct ieee80211_info_element *) &bss->extra.iep;
7366 while ((length >= sizeof(*info_element)) && (num_null_ies < 2)) {
7367 if (sizeof(*info_element) + info_element->len > length) {
7368 /* Invalid element, don't continue parsing IE */
7372 switch (info_element->id) {
7373 case MFIE_TYPE_SSID:
7374 /* Two zero-length SSID elements
7375 * mean we're done parsing elements */
7376 if (!info_element->len)
7380 case MFIE_TYPE_GENERIC:
7381 if (info_element->len >= 4 &&
7382 info_element->data[0] == 0x00 &&
7383 info_element->data[1] == 0x50 &&
7384 info_element->data[2] == 0xf2 &&
7385 info_element->data[3] == 0x01) {
7386 iwe.cmd = IWEVGENIE;
7387 iwe.u.data.length = min(info_element->len + 2,
7389 current_ev = iwe_stream_add_point(current_ev, end_buf,
7390 &iwe, (char *) info_element);
7395 iwe.cmd = IWEVGENIE;
7396 iwe.u.data.length = min(info_element->len + 2,
7398 current_ev = iwe_stream_add_point(current_ev, end_buf,
7399 &iwe, (char *) info_element);
7406 length -= sizeof(*info_element) + info_element->len;
7408 (struct ieee80211_info_element *)&info_element->
7409 data[info_element->len];
7415 /*------------------------------------------------------------------*/
7417 * Wireless Handler : Read Scan Results
7419 static int airo_get_scan(struct net_device *dev,
7420 struct iw_request_info *info,
7421 struct iw_point *dwrq,
7424 struct airo_info *ai = dev->priv;
7425 BSSListElement *net;
7427 char *current_ev = extra;
7429 /* If a scan is in-progress, return -EAGAIN */
7430 if (ai->scan_timeout > 0)
7433 if (down_interruptible(&ai->sem))
7436 list_for_each_entry (net, &ai->network_list, list) {
7437 /* Translate to WE format this entry */
7438 current_ev = airo_translate_scan(dev, current_ev,
7439 extra + dwrq->length,
7442 /* Check if there is space for one more entry */
7443 if((extra + dwrq->length - current_ev) <= IW_EV_ADDR_LEN) {
7444 /* Ask user space to try again with a bigger buffer */
7450 /* Length of data */
7451 dwrq->length = (current_ev - extra);
7452 dwrq->flags = 0; /* todo */
7459 /*------------------------------------------------------------------*/
7461 * Commit handler : called after a bunch of SET operations
7463 static int airo_config_commit(struct net_device *dev,
7464 struct iw_request_info *info, /* NULL */
7465 void *zwrq, /* NULL */
7466 char *extra) /* NULL */
7468 struct airo_info *local = dev->priv;
7471 if (!test_bit (FLAG_COMMIT, &local->flags))
7474 /* Some of the "SET" function may have modified some of the
7475 * parameters. It's now time to commit them in the card */
7476 disable_MAC(local, 1);
7477 if (test_bit (FLAG_RESET, &local->flags)) {
7478 APListRid APList_rid;
7481 readAPListRid(local, &APList_rid);
7482 readSsidRid(local, &SSID_rid);
7483 if (test_bit(FLAG_MPI,&local->flags))
7484 setup_card(local, dev->dev_addr, 1 );
7486 reset_airo_card(dev);
7487 disable_MAC(local, 1);
7488 writeSsidRid(local, &SSID_rid, 1);
7489 writeAPListRid(local, &APList_rid, 1);
7491 if (down_interruptible(&local->sem))
7492 return -ERESTARTSYS;
7493 writeConfigRid(local, 0);
7494 enable_MAC(local, &rsp, 0);
7495 if (test_bit (FLAG_RESET, &local->flags))
7496 airo_set_promisc(local);
7503 /*------------------------------------------------------------------*/
7505 * Structures to export the Wireless Handlers
7508 static const struct iw_priv_args airo_private_args[] = {
7509 /*{ cmd, set_args, get_args, name } */
7510 { AIROIOCTL, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | sizeof (aironet_ioctl),
7511 IW_PRIV_TYPE_BYTE | 2047, "airoioctl" },
7512 { AIROIDIFC, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | sizeof (aironet_ioctl),
7513 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "airoidifc" },
7516 static const iw_handler airo_handler[] =
7518 (iw_handler) airo_config_commit, /* SIOCSIWCOMMIT */
7519 (iw_handler) airo_get_name, /* SIOCGIWNAME */
7520 (iw_handler) NULL, /* SIOCSIWNWID */
7521 (iw_handler) NULL, /* SIOCGIWNWID */
7522 (iw_handler) airo_set_freq, /* SIOCSIWFREQ */
7523 (iw_handler) airo_get_freq, /* SIOCGIWFREQ */
7524 (iw_handler) airo_set_mode, /* SIOCSIWMODE */
7525 (iw_handler) airo_get_mode, /* SIOCGIWMODE */
7526 (iw_handler) airo_set_sens, /* SIOCSIWSENS */
7527 (iw_handler) airo_get_sens, /* SIOCGIWSENS */
7528 (iw_handler) NULL, /* SIOCSIWRANGE */
7529 (iw_handler) airo_get_range, /* SIOCGIWRANGE */
7530 (iw_handler) NULL, /* SIOCSIWPRIV */
7531 (iw_handler) NULL, /* SIOCGIWPRIV */
7532 (iw_handler) NULL, /* SIOCSIWSTATS */
7533 (iw_handler) NULL, /* SIOCGIWSTATS */
7534 iw_handler_set_spy, /* SIOCSIWSPY */
7535 iw_handler_get_spy, /* SIOCGIWSPY */
7536 iw_handler_set_thrspy, /* SIOCSIWTHRSPY */
7537 iw_handler_get_thrspy, /* SIOCGIWTHRSPY */
7538 (iw_handler) airo_set_wap, /* SIOCSIWAP */
7539 (iw_handler) airo_get_wap, /* SIOCGIWAP */
7540 (iw_handler) NULL, /* -- hole -- */
7541 (iw_handler) airo_get_aplist, /* SIOCGIWAPLIST */
7542 (iw_handler) airo_set_scan, /* SIOCSIWSCAN */
7543 (iw_handler) airo_get_scan, /* SIOCGIWSCAN */
7544 (iw_handler) airo_set_essid, /* SIOCSIWESSID */
7545 (iw_handler) airo_get_essid, /* SIOCGIWESSID */
7546 (iw_handler) airo_set_nick, /* SIOCSIWNICKN */
7547 (iw_handler) airo_get_nick, /* SIOCGIWNICKN */
7548 (iw_handler) NULL, /* -- hole -- */
7549 (iw_handler) NULL, /* -- hole -- */
7550 (iw_handler) airo_set_rate, /* SIOCSIWRATE */
7551 (iw_handler) airo_get_rate, /* SIOCGIWRATE */
7552 (iw_handler) airo_set_rts, /* SIOCSIWRTS */
7553 (iw_handler) airo_get_rts, /* SIOCGIWRTS */
7554 (iw_handler) airo_set_frag, /* SIOCSIWFRAG */
7555 (iw_handler) airo_get_frag, /* SIOCGIWFRAG */
7556 (iw_handler) airo_set_txpow, /* SIOCSIWTXPOW */
7557 (iw_handler) airo_get_txpow, /* SIOCGIWTXPOW */
7558 (iw_handler) airo_set_retry, /* SIOCSIWRETRY */
7559 (iw_handler) airo_get_retry, /* SIOCGIWRETRY */
7560 (iw_handler) airo_set_encode, /* SIOCSIWENCODE */
7561 (iw_handler) airo_get_encode, /* SIOCGIWENCODE */
7562 (iw_handler) airo_set_power, /* SIOCSIWPOWER */
7563 (iw_handler) airo_get_power, /* SIOCGIWPOWER */
7564 (iw_handler) NULL, /* -- hole -- */
7565 (iw_handler) NULL, /* -- hole -- */
7566 (iw_handler) NULL, /* SIOCSIWGENIE */
7567 (iw_handler) NULL, /* SIOCGIWGENIE */
7568 (iw_handler) airo_set_auth, /* SIOCSIWAUTH */
7569 (iw_handler) airo_get_auth, /* SIOCGIWAUTH */
7570 (iw_handler) airo_set_encodeext, /* SIOCSIWENCODEEXT */
7571 (iw_handler) airo_get_encodeext, /* SIOCGIWENCODEEXT */
7572 (iw_handler) NULL, /* SIOCSIWPMKSA */
7575 /* Note : don't describe AIROIDIFC and AIROOLDIDIFC in here.
7576 * We want to force the use of the ioctl code, because those can't be
7577 * won't work the iw_handler code (because they simultaneously read
7578 * and write data and iw_handler can't do that).
7579 * Note that it's perfectly legal to read/write on a single ioctl command,
7580 * you just can't use iwpriv and need to force it via the ioctl handler.
7582 static const iw_handler airo_private_handler[] =
7584 NULL, /* SIOCIWFIRSTPRIV */
7587 static const struct iw_handler_def airo_handler_def =
7589 .num_standard = sizeof(airo_handler)/sizeof(iw_handler),
7590 .num_private = sizeof(airo_private_handler)/sizeof(iw_handler),
7591 .num_private_args = sizeof(airo_private_args)/sizeof(struct iw_priv_args),
7592 .standard = airo_handler,
7593 .private = airo_private_handler,
7594 .private_args = airo_private_args,
7595 .get_wireless_stats = airo_get_wireless_stats,
7599 * This defines the configuration part of the Wireless Extensions
7600 * Note : irq and spinlock protection will occur in the subroutines
7603 * o Check input value more carefully and fill correct values in range
7604 * o Test and shakeout the bugs (if any)
7608 * Javier Achirica did a great job of merging code from the unnamed CISCO
7609 * developer that added support for flashing the card.
7611 static int airo_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
7614 struct airo_info *ai = (struct airo_info *)dev->priv;
7616 if (ai->power.event)
7626 int val = AIROMAGIC;
7628 if (copy_from_user(&com,rq->ifr_data,sizeof(com)))
7630 else if (copy_to_user(com.data,(char *)&val,sizeof(val)))
7639 /* Get the command struct and hand it off for evaluation by
7640 * the proper subfunction
7644 if (copy_from_user(&com,rq->ifr_data,sizeof(com))) {
7649 /* Separate R/W functions bracket legality here
7651 if ( com.command == AIRORSWVERSION ) {
7652 if (copy_to_user(com.data, swversion, sizeof(swversion)))
7657 else if ( com.command <= AIRORRID)
7658 rc = readrids(dev,&com);
7659 else if ( com.command >= AIROPCAP && com.command <= (AIROPLEAPUSR+2) )
7660 rc = writerids(dev,&com);
7661 else if ( com.command >= AIROFLSHRST && com.command <= AIRORESTART )
7662 rc = flashcard(dev,&com);
7664 rc = -EINVAL; /* Bad command in ioctl */
7667 #endif /* CISCO_EXT */
7669 // All other calls are currently unsupported
7677 * Get the Wireless stats out of the driver
7678 * Note : irq and spinlock protection will occur in the subroutines
7681 * o Check if work in Ad-Hoc mode (otherwise, use SPY, as in wvlan_cs)
7685 static void airo_read_wireless_stats(struct airo_info *local)
7687 StatusRid status_rid;
7689 CapabilityRid cap_rid;
7690 u32 *vals = stats_rid.vals;
7692 /* Get stats out of the card */
7693 clear_bit(JOB_WSTATS, &local->jobs);
7694 if (local->power.event) {
7698 readCapabilityRid(local, &cap_rid, 0);
7699 readStatusRid(local, &status_rid, 0);
7700 readStatsRid(local, &stats_rid, RID_STATS, 0);
7704 local->wstats.status = status_rid.mode;
7706 /* Signal quality and co */
7708 local->wstats.qual.level = airo_rssi_to_dbm( local->rssi, status_rid.sigQuality );
7709 /* normalizedSignalStrength appears to be a percentage */
7710 local->wstats.qual.qual = status_rid.normalizedSignalStrength;
7712 local->wstats.qual.level = (status_rid.normalizedSignalStrength + 321) / 2;
7713 local->wstats.qual.qual = airo_get_quality(&status_rid, &cap_rid);
7715 if (status_rid.len >= 124) {
7716 local->wstats.qual.noise = 0x100 - status_rid.noisedBm;
7717 local->wstats.qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
7719 local->wstats.qual.noise = 0;
7720 local->wstats.qual.updated = IW_QUAL_QUAL_UPDATED | IW_QUAL_LEVEL_UPDATED | IW_QUAL_NOISE_INVALID | IW_QUAL_DBM;
7723 /* Packets discarded in the wireless adapter due to wireless
7724 * specific problems */
7725 local->wstats.discard.nwid = vals[56] + vals[57] + vals[58];/* SSID Mismatch */
7726 local->wstats.discard.code = vals[6];/* RxWepErr */
7727 local->wstats.discard.fragment = vals[30];
7728 local->wstats.discard.retries = vals[10];
7729 local->wstats.discard.misc = vals[1] + vals[32];
7730 local->wstats.miss.beacon = vals[34];
7733 static struct iw_statistics *airo_get_wireless_stats(struct net_device *dev)
7735 struct airo_info *local = dev->priv;
7737 if (!test_bit(JOB_WSTATS, &local->jobs)) {
7738 /* Get stats out of the card if available */
7739 if (down_trylock(&local->sem) != 0) {
7740 set_bit(JOB_WSTATS, &local->jobs);
7741 wake_up_interruptible(&local->thr_wait);
7743 airo_read_wireless_stats(local);
7746 return &local->wstats;
7751 * This just translates from driver IOCTL codes to the command codes to
7752 * feed to the radio's host interface. Things can be added/deleted
7753 * as needed. This represents the READ side of control I/O to
7756 static int readrids(struct net_device *dev, aironet_ioctl *comp) {
7757 unsigned short ridcode;
7758 unsigned char *iobuf;
7760 struct airo_info *ai = dev->priv;
7763 if (test_bit(FLAG_FLASHING, &ai->flags))
7766 switch(comp->command)
7768 case AIROGCAP: ridcode = RID_CAPABILITIES; break;
7769 case AIROGCFG: ridcode = RID_CONFIG;
7770 if (test_bit(FLAG_COMMIT, &ai->flags)) {
7771 disable_MAC (ai, 1);
7772 writeConfigRid (ai, 1);
7773 enable_MAC (ai, &rsp, 1);
7776 case AIROGSLIST: ridcode = RID_SSID; break;
7777 case AIROGVLIST: ridcode = RID_APLIST; break;
7778 case AIROGDRVNAM: ridcode = RID_DRVNAME; break;
7779 case AIROGEHTENC: ridcode = RID_ETHERENCAP; break;
7780 case AIROGWEPKTMP: ridcode = RID_WEP_TEMP;
7781 /* Only super-user can read WEP keys */
7782 if (!capable(CAP_NET_ADMIN))
7785 case AIROGWEPKNV: ridcode = RID_WEP_PERM;
7786 /* Only super-user can read WEP keys */
7787 if (!capable(CAP_NET_ADMIN))
7790 case AIROGSTAT: ridcode = RID_STATUS; break;
7791 case AIROGSTATSD32: ridcode = RID_STATSDELTA; break;
7792 case AIROGSTATSC32: ridcode = RID_STATS; break;
7794 if (copy_to_user(comp->data, &ai->micstats,
7795 min((int)comp->len,(int)sizeof(ai->micstats))))
7798 case AIRORRID: ridcode = comp->ridnum; break;
7804 if ((iobuf = kmalloc(RIDSIZE, GFP_KERNEL)) == NULL)
7807 PC4500_readrid(ai,ridcode,iobuf,RIDSIZE, 1);
7808 /* get the count of bytes in the rid docs say 1st 2 bytes is it.
7809 * then return it to the user
7810 * 9/22/2000 Honor user given length
7814 if (copy_to_user(comp->data, iobuf, min(len, (int)RIDSIZE))) {
7823 * Danger Will Robinson write the rids here
7826 static int writerids(struct net_device *dev, aironet_ioctl *comp) {
7827 struct airo_info *ai = dev->priv;
7831 static int (* writer)(struct airo_info *, u16 rid, const void *, int, int);
7832 unsigned char *iobuf;
7834 /* Only super-user can write RIDs */
7835 if (!capable(CAP_NET_ADMIN))
7838 if (test_bit(FLAG_FLASHING, &ai->flags))
7842 writer = do_writerid;
7844 switch(comp->command)
7846 case AIROPSIDS: ridcode = RID_SSID; break;
7847 case AIROPCAP: ridcode = RID_CAPABILITIES; break;
7848 case AIROPAPLIST: ridcode = RID_APLIST; break;
7849 case AIROPCFG: ai->config.len = 0;
7850 clear_bit(FLAG_COMMIT, &ai->flags);
7851 ridcode = RID_CONFIG; break;
7852 case AIROPWEPKEYNV: ridcode = RID_WEP_PERM; break;
7853 case AIROPLEAPUSR: ridcode = RID_LEAPUSERNAME; break;
7854 case AIROPLEAPPWD: ridcode = RID_LEAPPASSWORD; break;
7855 case AIROPWEPKEY: ridcode = RID_WEP_TEMP; writer = PC4500_writerid;
7857 case AIROPLEAPUSR+1: ridcode = 0xFF2A; break;
7858 case AIROPLEAPUSR+2: ridcode = 0xFF2B; break;
7860 /* this is not really a rid but a command given to the card
7864 if (enable_MAC(ai, &rsp, 1) != 0)
7869 * Evidently this code in the airo driver does not get a symbol
7870 * as disable_MAC. it's probably so short the compiler does not gen one.
7876 /* This command merely clears the counts does not actually store any data
7877 * only reads rid. But as it changes the cards state, I put it in the
7878 * writerid routines.
7881 if ((iobuf = kmalloc(RIDSIZE, GFP_KERNEL)) == NULL)
7884 PC4500_readrid(ai,RID_STATSDELTACLEAR,iobuf,RIDSIZE, 1);
7886 enabled = ai->micstats.enabled;
7887 memset(&ai->micstats,0,sizeof(ai->micstats));
7888 ai->micstats.enabled = enabled;
7890 if (copy_to_user(comp->data, iobuf,
7891 min((int)comp->len, (int)RIDSIZE))) {
7899 return -EOPNOTSUPP; /* Blarg! */
7901 if(comp->len > RIDSIZE)
7904 if ((iobuf = kmalloc(RIDSIZE, GFP_KERNEL)) == NULL)
7907 if (copy_from_user(iobuf,comp->data,comp->len)) {
7912 if (comp->command == AIROPCFG) {
7913 ConfigRid *cfg = (ConfigRid *)iobuf;
7915 if (test_bit(FLAG_MIC_CAPABLE, &ai->flags))
7916 cfg->opmode |= MODE_MIC;
7918 if ((cfg->opmode & 0xFF) == MODE_STA_IBSS)
7919 set_bit (FLAG_ADHOC, &ai->flags);
7921 clear_bit (FLAG_ADHOC, &ai->flags);
7924 if((*writer)(ai, ridcode, iobuf,comp->len,1)) {
7932 /*****************************************************************************
7933 * Ancillary flash / mod functions much black magic lurkes here *
7934 *****************************************************************************
7938 * Flash command switch table
7941 static int flashcard(struct net_device *dev, aironet_ioctl *comp) {
7944 /* Only super-user can modify flash */
7945 if (!capable(CAP_NET_ADMIN))
7948 switch(comp->command)
7951 return cmdreset((struct airo_info *)dev->priv);
7954 if (!((struct airo_info *)dev->priv)->flash &&
7955 (((struct airo_info *)dev->priv)->flash = kmalloc (FLASHSIZE, GFP_KERNEL)) == NULL)
7957 return setflashmode((struct airo_info *)dev->priv);
7959 case AIROFLSHGCHR: /* Get char from aux */
7960 if(comp->len != sizeof(int))
7962 if (copy_from_user(&z,comp->data,comp->len))
7964 return flashgchar((struct airo_info *)dev->priv,z,8000);
7966 case AIROFLSHPCHR: /* Send char to card. */
7967 if(comp->len != sizeof(int))
7969 if (copy_from_user(&z,comp->data,comp->len))
7971 return flashpchar((struct airo_info *)dev->priv,z,8000);
7973 case AIROFLPUTBUF: /* Send 32k to card */
7974 if (!((struct airo_info *)dev->priv)->flash)
7976 if(comp->len > FLASHSIZE)
7978 if(copy_from_user(((struct airo_info *)dev->priv)->flash,comp->data,comp->len))
7981 flashputbuf((struct airo_info *)dev->priv);
7985 if(flashrestart((struct airo_info *)dev->priv,dev))
7992 #define FLASH_COMMAND 0x7e7e
7996 * Disable MAC and do soft reset on
8000 static int cmdreset(struct airo_info *ai) {
8004 airo_print_info(ai->dev->name, "Waitbusy hang before RESET");
8008 OUT4500(ai,COMMAND,CMD_SOFTRESET);
8010 ssleep(1); /* WAS 600 12/7/00 */
8013 airo_print_info(ai->dev->name, "Waitbusy hang AFTER RESET");
8020 * Put the card in legendary flash
8024 static int setflashmode (struct airo_info *ai) {
8025 set_bit (FLAG_FLASHING, &ai->flags);
8027 OUT4500(ai, SWS0, FLASH_COMMAND);
8028 OUT4500(ai, SWS1, FLASH_COMMAND);
8030 OUT4500(ai, SWS0, FLASH_COMMAND);
8031 OUT4500(ai, COMMAND,0x10);
8033 OUT4500(ai, SWS2, FLASH_COMMAND);
8034 OUT4500(ai, SWS3, FLASH_COMMAND);
8035 OUT4500(ai, COMMAND,0);
8037 msleep(500); /* 500ms delay */
8040 clear_bit (FLAG_FLASHING, &ai->flags);
8041 airo_print_info(ai->dev->name, "Waitbusy hang after setflash mode");
8047 /* Put character to SWS0 wait for dwelltime
8051 static int flashpchar(struct airo_info *ai,int byte,int dwelltime) {
8062 /* Wait for busy bit d15 to go false indicating buffer empty */
8063 while ((IN4500 (ai, SWS0) & 0x8000) && waittime > 0) {
8068 /* timeout for busy clear wait */
8070 airo_print_info(ai->dev->name, "flash putchar busywait timeout!");
8074 /* Port is clear now write byte and wait for it to echo back */
8076 OUT4500(ai,SWS0,byte);
8079 echo = IN4500(ai,SWS1);
8080 } while (dwelltime >= 0 && echo != byte);
8084 return (echo == byte) ? 0 : -EIO;
8088 * Get a character from the card matching matchbyte
8091 static int flashgchar(struct airo_info *ai,int matchbyte,int dwelltime){
8093 unsigned char rbyte=0;
8096 rchar = IN4500(ai,SWS1);
8098 if(dwelltime && !(0x8000 & rchar)){
8103 rbyte = 0xff & rchar;
8105 if( (rbyte == matchbyte) && (0x8000 & rchar) ){
8109 if( rbyte == 0x81 || rbyte == 0x82 || rbyte == 0x83 || rbyte == 0x1a || 0xffff == rchar)
8113 }while(dwelltime > 0);
8118 * Transfer 32k of firmware data from user buffer to our buffer and
8122 static int flashputbuf(struct airo_info *ai){
8126 if (test_bit(FLAG_MPI,&ai->flags))
8127 memcpy_toio(ai->pciaux + 0x8000, ai->flash, FLASHSIZE);
8129 OUT4500(ai,AUXPAGE,0x100);
8130 OUT4500(ai,AUXOFF,0);
8132 for(nwords=0;nwords != FLASHSIZE / 2;nwords++){
8133 OUT4500(ai,AUXDATA,ai->flash[nwords] & 0xffff);
8136 OUT4500(ai,SWS0,0x8000);
8144 static int flashrestart(struct airo_info *ai,struct net_device *dev){
8147 ssleep(1); /* Added 12/7/00 */
8148 clear_bit (FLAG_FLASHING, &ai->flags);
8149 if (test_bit(FLAG_MPI, &ai->flags)) {
8150 status = mpi_init_descriptors(ai);
8151 if (status != SUCCESS)
8154 status = setup_card(ai, dev->dev_addr, 1);
8156 if (!test_bit(FLAG_MPI,&ai->flags))
8157 for( i = 0; i < MAX_FIDS; i++ ) {
8158 ai->fids[i] = transmit_allocate
8159 ( ai, AIRO_DEF_MTU, i >= MAX_FIDS / 2 );
8162 ssleep(1); /* Added 12/7/00 */
8165 #endif /* CISCO_EXT */
8168 This program is free software; you can redistribute it and/or
8169 modify it under the terms of the GNU General Public License
8170 as published by the Free Software Foundation; either version 2
8171 of the License, or (at your option) any later version.
8173 This program is distributed in the hope that it will be useful,
8174 but WITHOUT ANY WARRANTY; without even the implied warranty of
8175 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
8176 GNU General Public License for more details.
8180 Redistribution and use in source and binary forms, with or without
8181 modification, are permitted provided that the following conditions
8184 1. Redistributions of source code must retain the above copyright
8185 notice, this list of conditions and the following disclaimer.
8186 2. Redistributions in binary form must reproduce the above copyright
8187 notice, this list of conditions and the following disclaimer in the
8188 documentation and/or other materials provided with the distribution.
8189 3. The name of the author may not be used to endorse or promote
8190 products derived from this software without specific prior written
8193 THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
8194 IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
8195 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
8196 ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
8197 INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
8198 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
8199 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
8200 HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
8201 STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
8202 IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
8203 POSSIBILITY OF SUCH DAMAGE.
8206 module_init(airo_init_module);
8207 module_exit(airo_cleanup_module);