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/config.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>
54 static struct pci_device_id card_ids[] = {
55 { 0x14b9, 1, PCI_ANY_ID, PCI_ANY_ID, },
56 { 0x14b9, 0x4500, PCI_ANY_ID, PCI_ANY_ID },
57 { 0x14b9, 0x4800, PCI_ANY_ID, PCI_ANY_ID, },
58 { 0x14b9, 0x0340, PCI_ANY_ID, PCI_ANY_ID, },
59 { 0x14b9, 0x0350, PCI_ANY_ID, PCI_ANY_ID, },
60 { 0x14b9, 0x5000, PCI_ANY_ID, PCI_ANY_ID, },
61 { 0x14b9, 0xa504, PCI_ANY_ID, PCI_ANY_ID, },
64 MODULE_DEVICE_TABLE(pci, card_ids);
66 static int airo_pci_probe(struct pci_dev *, const struct pci_device_id *);
67 static void airo_pci_remove(struct pci_dev *);
68 static int airo_pci_suspend(struct pci_dev *pdev, pm_message_t state);
69 static int airo_pci_resume(struct pci_dev *pdev);
71 static struct pci_driver airo_driver = {
74 .probe = airo_pci_probe,
75 .remove = __devexit_p(airo_pci_remove),
76 .suspend = airo_pci_suspend,
77 .resume = airo_pci_resume,
79 #endif /* CONFIG_PCI */
81 /* Include Wireless Extension definition and check version - Jean II */
82 #include <linux/wireless.h>
83 #define WIRELESS_SPY // enable iwspy support
84 #include <net/iw_handler.h> // New driver API
86 #define CISCO_EXT // enable Cisco extensions
88 #include <linux/delay.h>
91 /* Hack to do some power saving */
94 /* As you can see this list is HUGH!
95 I really don't know what a lot of these counts are about, but they
96 are all here for completeness. If the IGNLABEL macro is put in
97 infront of the label, that statistic will not be included in the list
98 of statistics in the /proc filesystem */
100 #define IGNLABEL(comment) NULL
101 static char *statsLabels[] = {
103 IGNLABEL("RxPlcpCrcErr"),
104 IGNLABEL("RxPlcpFormatErr"),
105 IGNLABEL("RxPlcpLengthErr"),
136 "LostSync-MissedBeacons",
137 "LostSync-ArlExceeded",
139 "LostSync-Disassoced",
140 "LostSync-TsfTiming",
149 IGNLABEL("HmacTxMc"),
150 IGNLABEL("HmacTxBc"),
151 IGNLABEL("HmacTxUc"),
152 IGNLABEL("HmacTxFail"),
153 IGNLABEL("HmacRxMc"),
154 IGNLABEL("HmacRxBc"),
155 IGNLABEL("HmacRxUc"),
156 IGNLABEL("HmacRxDiscard"),
157 IGNLABEL("HmacRxAccepted"),
165 IGNLABEL("ReasonOutsideTable"),
166 IGNLABEL("ReasonStatus1"),
167 IGNLABEL("ReasonStatus2"),
168 IGNLABEL("ReasonStatus3"),
169 IGNLABEL("ReasonStatus4"),
170 IGNLABEL("ReasonStatus5"),
171 IGNLABEL("ReasonStatus6"),
172 IGNLABEL("ReasonStatus7"),
173 IGNLABEL("ReasonStatus8"),
174 IGNLABEL("ReasonStatus9"),
175 IGNLABEL("ReasonStatus10"),
176 IGNLABEL("ReasonStatus11"),
177 IGNLABEL("ReasonStatus12"),
178 IGNLABEL("ReasonStatus13"),
179 IGNLABEL("ReasonStatus14"),
180 IGNLABEL("ReasonStatus15"),
181 IGNLABEL("ReasonStatus16"),
182 IGNLABEL("ReasonStatus17"),
183 IGNLABEL("ReasonStatus18"),
184 IGNLABEL("ReasonStatus19"),
204 #define RUN_AT(x) (jiffies+(x))
208 /* These variables are for insmod, since it seems that the rates
209 can only be set in setup_card. Rates should be a comma separated
210 (no spaces) list of rates (up to 8). */
213 static int basic_rate;
214 static char *ssids[3];
220 int maxencrypt /* = 0 */; /* The highest rate that the card can encrypt at.
221 0 means no limit. For old cards this was 4 */
223 static int auto_wep /* = 0 */; /* If set, it tries to figure out the wep mode */
224 static int aux_bap /* = 0 */; /* Checks to see if the aux ports are needed to read
225 the bap, needed on some older cards and buses. */
228 static int probe = 1;
230 static int proc_uid /* = 0 */;
232 static int proc_gid /* = 0 */;
234 static int airo_perm = 0555;
236 static int proc_perm = 0644;
238 MODULE_AUTHOR("Benjamin Reed");
239 MODULE_DESCRIPTION("Support for Cisco/Aironet 802.11 wireless ethernet \
240 cards. Direct support for ISA/PCI/MPI cards and support \
241 for PCMCIA when used with airo_cs.");
242 MODULE_LICENSE("Dual BSD/GPL");
243 MODULE_SUPPORTED_DEVICE("Aironet 4500, 4800 and Cisco 340/350");
244 module_param_array(io, int, NULL, 0);
245 module_param_array(irq, int, NULL, 0);
246 module_param(basic_rate, int, 0);
247 module_param_array(rates, int, NULL, 0);
248 module_param_array(ssids, charp, NULL, 0);
249 module_param(auto_wep, int, 0);
250 MODULE_PARM_DESC(auto_wep, "If non-zero, the driver will keep looping through \
251 the authentication options until an association is made. The value of \
252 auto_wep is number of the wep keys to check. A value of 2 will try using \
253 the key at index 0 and index 1.");
254 module_param(aux_bap, int, 0);
255 MODULE_PARM_DESC(aux_bap, "If non-zero, the driver will switch into a mode \
256 than seems to work better for older cards with some older buses. Before \
257 switching it checks that the switch is needed.");
258 module_param(maxencrypt, int, 0);
259 MODULE_PARM_DESC(maxencrypt, "The maximum speed that the card can do \
260 encryption. Units are in 512kbs. Zero (default) means there is no limit. \
261 Older cards used to be limited to 2mbs (4).");
262 module_param(adhoc, int, 0);
263 MODULE_PARM_DESC(adhoc, "If non-zero, the card will start in adhoc mode.");
264 module_param(probe, int, 0);
265 MODULE_PARM_DESC(probe, "If zero, the driver won't start the card.");
267 module_param(proc_uid, int, 0);
268 MODULE_PARM_DESC(proc_uid, "The uid that the /proc files will belong to.");
269 module_param(proc_gid, int, 0);
270 MODULE_PARM_DESC(proc_gid, "The gid that the /proc files will belong to.");
271 module_param(airo_perm, int, 0);
272 MODULE_PARM_DESC(airo_perm, "The permission bits of /proc/[driver/]aironet.");
273 module_param(proc_perm, int, 0);
274 MODULE_PARM_DESC(proc_perm, "The permission bits of the files in /proc");
276 /* This is a kind of sloppy hack to get this information to OUT4500 and
277 IN4500. I would be extremely interested in the situation where this
278 doesn't work though!!! */
279 static int do8bitIO = 0;
288 #define MAC_ENABLE 0x0001
289 #define MAC_DISABLE 0x0002
290 #define CMD_LOSE_SYNC 0x0003 /* Not sure what this does... */
291 #define CMD_SOFTRESET 0x0004
292 #define HOSTSLEEP 0x0005
293 #define CMD_MAGIC_PKT 0x0006
294 #define CMD_SETWAKEMASK 0x0007
295 #define CMD_READCFG 0x0008
296 #define CMD_SETMODE 0x0009
297 #define CMD_ALLOCATETX 0x000a
298 #define CMD_TRANSMIT 0x000b
299 #define CMD_DEALLOCATETX 0x000c
301 #define CMD_WORKAROUND 0x0011
302 #define CMD_ALLOCATEAUX 0x0020
303 #define CMD_ACCESS 0x0021
304 #define CMD_PCIBAP 0x0022
305 #define CMD_PCIAUX 0x0023
306 #define CMD_ALLOCBUF 0x0028
307 #define CMD_GETTLV 0x0029
308 #define CMD_PUTTLV 0x002a
309 #define CMD_DELTLV 0x002b
310 #define CMD_FINDNEXTTLV 0x002c
311 #define CMD_PSPNODES 0x0030
312 #define CMD_SETCW 0x0031
313 #define CMD_SETPCF 0x0032
314 #define CMD_SETPHYREG 0x003e
315 #define CMD_TXTEST 0x003f
316 #define MAC_ENABLETX 0x0101
317 #define CMD_LISTBSS 0x0103
318 #define CMD_SAVECFG 0x0108
319 #define CMD_ENABLEAUX 0x0111
320 #define CMD_WRITERID 0x0121
321 #define CMD_USEPSPNODES 0x0130
322 #define MAC_ENABLERX 0x0201
325 #define ERROR_QUALIF 0x00
326 #define ERROR_ILLCMD 0x01
327 #define ERROR_ILLFMT 0x02
328 #define ERROR_INVFID 0x03
329 #define ERROR_INVRID 0x04
330 #define ERROR_LARGE 0x05
331 #define ERROR_NDISABL 0x06
332 #define ERROR_ALLOCBSY 0x07
333 #define ERROR_NORD 0x0B
334 #define ERROR_NOWR 0x0C
335 #define ERROR_INVFIDTX 0x0D
336 #define ERROR_TESTACT 0x0E
337 #define ERROR_TAGNFND 0x12
338 #define ERROR_DECODE 0x20
339 #define ERROR_DESCUNAV 0x21
340 #define ERROR_BADLEN 0x22
341 #define ERROR_MODE 0x80
342 #define ERROR_HOP 0x81
343 #define ERROR_BINTER 0x82
344 #define ERROR_RXMODE 0x83
345 #define ERROR_MACADDR 0x84
346 #define ERROR_RATES 0x85
347 #define ERROR_ORDER 0x86
348 #define ERROR_SCAN 0x87
349 #define ERROR_AUTH 0x88
350 #define ERROR_PSMODE 0x89
351 #define ERROR_RTYPE 0x8A
352 #define ERROR_DIVER 0x8B
353 #define ERROR_SSID 0x8C
354 #define ERROR_APLIST 0x8D
355 #define ERROR_AUTOWAKE 0x8E
356 #define ERROR_LEAP 0x8F
367 #define LINKSTAT 0x10
371 #define TXALLOCFID 0x22
372 #define TXCOMPLFID 0x24
387 /* Offset into aux memory for descriptors */
388 #define AUX_OFFSET 0x800
389 /* Size of allocated packets */
392 /* Size of the transmit queue */
396 #define BAP0 0 // Used for receiving packets
397 #define BAP1 2 // Used for xmiting packets and working with RIDS
400 #define COMMAND_BUSY 0x8000
402 #define BAP_BUSY 0x8000
403 #define BAP_ERR 0x4000
404 #define BAP_DONE 0x2000
406 #define PROMISC 0xffff
407 #define NOPROMISC 0x0000
410 #define EV_CLEARCOMMANDBUSY 0x4000
413 #define EV_TXEXC 0x04
414 #define EV_ALLOC 0x08
416 #define EV_AWAKE 0x100
417 #define EV_TXCPY 0x400
418 #define EV_UNKNOWN 0x800
419 #define EV_MIC 0x1000 /* Message Integrity Check Interrupt */
420 #define EV_AWAKEN 0x2000
421 #define STATUS_INTS (EV_AWAKE|EV_LINK|EV_TXEXC|EV_TX|EV_TXCPY|EV_RX|EV_MIC)
423 #ifdef CHECK_UNKNOWN_INTS
424 #define IGNORE_INTS ( EV_CMD | EV_UNKNOWN)
426 #define IGNORE_INTS (~STATUS_INTS)
433 #define RID_CAPABILITIES 0xFF00
434 #define RID_APINFO 0xFF01
435 #define RID_RADIOINFO 0xFF02
436 #define RID_UNKNOWN3 0xFF03
437 #define RID_RSSI 0xFF04
438 #define RID_CONFIG 0xFF10
439 #define RID_SSID 0xFF11
440 #define RID_APLIST 0xFF12
441 #define RID_DRVNAME 0xFF13
442 #define RID_ETHERENCAP 0xFF14
443 #define RID_WEP_TEMP 0xFF15
444 #define RID_WEP_PERM 0xFF16
445 #define RID_MODULATION 0xFF17
446 #define RID_OPTIONS 0xFF18
447 #define RID_ACTUALCONFIG 0xFF20 /*readonly*/
448 #define RID_FACTORYCONFIG 0xFF21
449 #define RID_UNKNOWN22 0xFF22
450 #define RID_LEAPUSERNAME 0xFF23
451 #define RID_LEAPPASSWORD 0xFF24
452 #define RID_STATUS 0xFF50
453 #define RID_BEACON_HST 0xFF51
454 #define RID_BUSY_HST 0xFF52
455 #define RID_RETRIES_HST 0xFF53
456 #define RID_UNKNOWN54 0xFF54
457 #define RID_UNKNOWN55 0xFF55
458 #define RID_UNKNOWN56 0xFF56
459 #define RID_MIC 0xFF57
460 #define RID_STATS16 0xFF60
461 #define RID_STATS16DELTA 0xFF61
462 #define RID_STATS16DELTACLEAR 0xFF62
463 #define RID_STATS 0xFF68
464 #define RID_STATSDELTA 0xFF69
465 #define RID_STATSDELTACLEAR 0xFF6A
466 #define RID_ECHOTEST_RID 0xFF70
467 #define RID_ECHOTEST_RESULTS 0xFF71
468 #define RID_BSSLISTFIRST 0xFF72
469 #define RID_BSSLISTNEXT 0xFF73
486 * Rids and endian-ness: The Rids will always be in cpu endian, since
487 * this all the patches from the big-endian guys end up doing that.
488 * so all rid access should use the read/writeXXXRid routines.
491 /* This is redundant for x86 archs, but it seems necessary for ARM */
494 /* This structure came from an email sent to me from an engineer at
495 aironet for inclusion into this driver */
504 /* These structures are from the Aironet's PC4500 Developers Manual */
518 #define MOD_DEFAULT 0
524 u16 len; /* sizeof(ConfigRid) */
525 u16 opmode; /* operating mode */
526 #define MODE_STA_IBSS 0
527 #define MODE_STA_ESS 1
529 #define MODE_AP_RPTR 3
530 #define MODE_ETHERNET_HOST (0<<8) /* rx payloads converted */
531 #define MODE_LLC_HOST (1<<8) /* rx payloads left as is */
532 #define MODE_AIRONET_EXTEND (1<<9) /* enable Aironet extenstions */
533 #define MODE_AP_INTERFACE (1<<10) /* enable ap interface extensions */
534 #define MODE_ANTENNA_ALIGN (1<<11) /* enable antenna alignment */
535 #define MODE_ETHER_LLC (1<<12) /* enable ethernet LLC */
536 #define MODE_LEAF_NODE (1<<13) /* enable leaf node bridge */
537 #define MODE_CF_POLLABLE (1<<14) /* enable CF pollable */
538 #define MODE_MIC (1<<15) /* enable MIC */
539 u16 rmode; /* receive mode */
540 #define RXMODE_BC_MC_ADDR 0
541 #define RXMODE_BC_ADDR 1 /* ignore multicasts */
542 #define RXMODE_ADDR 2 /* ignore multicast and broadcast */
543 #define RXMODE_RFMON 3 /* wireless monitor mode */
544 #define RXMODE_RFMON_ANYBSS 4
545 #define RXMODE_LANMON 5 /* lan style monitor -- data packets only */
546 #define RXMODE_DISABLE_802_3_HEADER (1<<8) /* disables 802.3 header on rx */
547 #define RXMODE_NORMALIZED_RSSI (1<<9) /* return normalized RSSI */
550 u8 macAddr[ETH_ALEN];
554 u16 txLifetime; /* in kusec */
555 u16 rxLifetime; /* in kusec */
558 u16 u16deviceType; /* for overriding device type */
562 /*---------- Scanning/Associating ----------*/
564 #define SCANMODE_ACTIVE 0
565 #define SCANMODE_PASSIVE 1
566 #define SCANMODE_AIROSCAN 2
567 u16 probeDelay; /* in kusec */
568 u16 probeEnergyTimeout; /* in kusec */
569 u16 probeResponseTimeout;
570 u16 beaconListenTimeout;
574 #define AUTH_OPEN 0x1
575 #define AUTH_ENCRYPT 0x101
576 #define AUTH_SHAREDKEY 0x102
577 #define AUTH_ALLOW_UNENCRYPTED 0x200
578 u16 associationTimeout;
579 u16 specifiedApTimeout;
580 u16 offlineScanInterval;
581 u16 offlineScanDuration;
583 u16 maxBeaconLostTime;
585 #define DISABLE_REFRESH 0xFFFF
587 /*---------- Power save operation ----------*/
589 #define POWERSAVE_CAM 0
590 #define POWERSAVE_PSP 1
591 #define POWERSAVE_PSPCAM 2
594 u16 fastListenInterval;
598 /*---------- Ap/Ibss config items ----------*/
607 /*---------- Radio configuration ----------*/
609 #define RADIOTYPE_DEFAULT 0
610 #define RADIOTYPE_802_11 1
611 #define RADIOTYPE_LEGACY 2
615 #define TXPOWER_DEFAULT 0
617 #define RSSI_DEFAULT 0
619 #define PREAMBLE_AUTO 0
620 #define PREAMBLE_LONG 1
621 #define PREAMBLE_SHORT 2
625 /*---------- Aironet Extensions ----------*/
631 /*---------- Aironet Extensions ----------*/
633 #define MAGIC_ACTION_STSCHG 1
634 #define MAGIC_ACTION_RESUME 2
635 #define MAGIC_IGNORE_MCAST (1<<8)
636 #define MAGIC_IGNORE_BCAST (1<<9)
637 #define MAGIC_SWITCH_TO_PSP (0<<10)
638 #define MAGIC_STAY_IN_CAM (1<<10)
652 u8 bssid[4][ETH_ALEN];
666 u16 normalizedSignalStrength;
669 u8 noisePercent; /* Noise percent in last second */
670 u8 noisedBm; /* Noise dBm in last second */
671 u8 noiseAvePercent; /* Noise percent in last minute */
672 u8 noiseAvedBm; /* Noise dBm in last minute */
673 u8 noiseMaxPercent; /* Highest noise percent in last minute */
674 u8 noiseMaxdBm; /* Highest noise dbm in last minute */
678 #define STAT_NOPACKETS 0
679 #define STAT_NOCARRIERSET 10
680 #define STAT_GOTCARRIERSET 11
681 #define STAT_WRONGSSID 20
682 #define STAT_BADCHANNEL 25
683 #define STAT_BADBITRATES 30
684 #define STAT_BADPRIVACY 35
685 #define STAT_APFOUND 40
686 #define STAT_APREJECTED 50
687 #define STAT_AUTHENTICATING 60
688 #define STAT_DEAUTHENTICATED 61
689 #define STAT_AUTHTIMEOUT 62
690 #define STAT_ASSOCIATING 70
691 #define STAT_DEASSOCIATED 71
692 #define STAT_ASSOCTIMEOUT 72
693 #define STAT_NOTAIROAP 73
694 #define STAT_ASSOCIATED 80
695 #define STAT_LEAPING 90
696 #define STAT_LEAPFAILED 91
697 #define STAT_LEAPTIMEDOUT 92
698 #define STAT_LEAPCOMPLETE 93
721 char factoryAddr[ETH_ALEN];
722 char aironetAddr[ETH_ALEN];
725 char callid[ETH_ALEN];
726 char supportedRates[8];
729 u16 txPowerLevels[8];
744 u16 index; /* First is 0 and 0xffff means end of list */
745 #define RADIO_FH 1 /* Frequency hopping radio type */
746 #define RADIO_DS 2 /* Direct sequence radio type */
747 #define RADIO_TMA 4 /* Proprietary radio used in old cards (2500) */
749 u8 bssid[ETH_ALEN]; /* Mac address of the BSS */
754 #define CAP_ESS (1<<0)
755 #define CAP_IBSS (1<<1)
756 #define CAP_PRIVACY (1<<4)
757 #define CAP_SHORTHDR (1<<5)
760 u8 rates[8]; /* Same as rates for config rid */
761 struct { /* For frequency hopping only */
774 struct list_head list;
820 #define TXCTL_TXOK (1<<1) /* report if tx is ok */
821 #define TXCTL_TXEX (1<<2) /* report if tx fails */
822 #define TXCTL_802_3 (0<<3) /* 802.3 packet */
823 #define TXCTL_802_11 (1<<3) /* 802.11 mac packet */
824 #define TXCTL_ETHERNET (0<<4) /* payload has ethertype */
825 #define TXCTL_LLC (1<<4) /* payload is llc */
826 #define TXCTL_RELEASE (0<<5) /* release after completion */
827 #define TXCTL_NORELEASE (1<<5) /* on completion returns to host */
829 #define BUSY_FID 0x10000
832 #define AIROMAGIC 0xa55a
833 /* Warning : SIOCDEVPRIVATE may disapear during 2.5.X - Jean II */
834 #ifdef SIOCIWFIRSTPRIV
835 #ifdef SIOCDEVPRIVATE
836 #define AIROOLDIOCTL SIOCDEVPRIVATE
837 #define AIROOLDIDIFC AIROOLDIOCTL + 1
838 #endif /* SIOCDEVPRIVATE */
839 #else /* SIOCIWFIRSTPRIV */
840 #define SIOCIWFIRSTPRIV SIOCDEVPRIVATE
841 #endif /* SIOCIWFIRSTPRIV */
842 /* This may be wrong. When using the new SIOCIWFIRSTPRIV range, we probably
843 * should use only "GET" ioctls (last bit set to 1). "SET" ioctls are root
844 * only and don't return the modified struct ifreq to the application which
845 * is usually a problem. - Jean II */
846 #define AIROIOCTL SIOCIWFIRSTPRIV
847 #define AIROIDIFC AIROIOCTL + 1
849 /* Ioctl constants to be used in airo_ioctl.command */
851 #define AIROGCAP 0 // Capability rid
852 #define AIROGCFG 1 // USED A LOT
853 #define AIROGSLIST 2 // System ID list
854 #define AIROGVLIST 3 // List of specified AP's
855 #define AIROGDRVNAM 4 // NOTUSED
856 #define AIROGEHTENC 5 // NOTUSED
857 #define AIROGWEPKTMP 6
858 #define AIROGWEPKNV 7
860 #define AIROGSTATSC32 9
861 #define AIROGSTATSD32 10
862 #define AIROGMICRID 11
863 #define AIROGMICSTATS 12
864 #define AIROGFLAGS 13
867 #define AIRORSWVERSION 17
869 /* Leave gap of 40 commands after AIROGSTATSD32 for future */
871 #define AIROPCAP AIROGSTATSD32 + 40
872 #define AIROPVLIST AIROPCAP + 1
873 #define AIROPSLIST AIROPVLIST + 1
874 #define AIROPCFG AIROPSLIST + 1
875 #define AIROPSIDS AIROPCFG + 1
876 #define AIROPAPLIST AIROPSIDS + 1
877 #define AIROPMACON AIROPAPLIST + 1 /* Enable mac */
878 #define AIROPMACOFF AIROPMACON + 1 /* Disable mac */
879 #define AIROPSTCLR AIROPMACOFF + 1
880 #define AIROPWEPKEY AIROPSTCLR + 1
881 #define AIROPWEPKEYNV AIROPWEPKEY + 1
882 #define AIROPLEAPPWD AIROPWEPKEYNV + 1
883 #define AIROPLEAPUSR AIROPLEAPPWD + 1
887 #define AIROFLSHRST AIROPWEPKEYNV + 40
888 #define AIROFLSHGCHR AIROFLSHRST + 1
889 #define AIROFLSHSTFL AIROFLSHGCHR + 1
890 #define AIROFLSHPCHR AIROFLSHSTFL + 1
891 #define AIROFLPUTBUF AIROFLSHPCHR + 1
892 #define AIRORESTART AIROFLPUTBUF + 1
894 #define FLASHSIZE 32768
895 #define AUXMEMSIZE (256 * 1024)
897 typedef struct aironet_ioctl {
898 unsigned short command; // What to do
899 unsigned short len; // Len of data
900 unsigned short ridnum; // rid number
901 unsigned char __user *data; // d-data
904 static char swversion[] = "2.1";
905 #endif /* CISCO_EXT */
907 #define NUM_MODULES 2
908 #define MIC_MSGLEN_MAX 2400
909 #define EMMH32_MSGLEN_MAX MIC_MSGLEN_MAX
910 #define AIRO_DEF_MTU 2312
914 u8 enabled; // MIC enabled or not
915 u32 rxSuccess; // successful packets received
916 u32 rxIncorrectMIC; // pkts dropped due to incorrect MIC comparison
917 u32 rxNotMICed; // pkts dropped due to not being MIC'd
918 u32 rxMICPlummed; // pkts dropped due to not having a MIC plummed
919 u32 rxWrongSequence; // pkts dropped due to sequence number violation
924 u32 coeff[((EMMH32_MSGLEN_MAX)+3)>>2];
925 u64 accum; // accumulated mic, reduced to u32 in final()
926 int position; // current position (byte offset) in message
930 } part; // saves partial message word across update() calls
934 emmh32_context seed; // Context - the seed
935 u32 rx; // Received sequence number
936 u32 tx; // Tx sequence number
937 u32 window; // Start of window
938 u8 valid; // Flag to say if context is valid or not
943 miccntx mCtx; // Multicast context
944 miccntx uCtx; // Unicast context
948 unsigned int rid: 16;
949 unsigned int len: 15;
950 unsigned int valid: 1;
951 dma_addr_t host_addr;
955 unsigned int offset: 15;
957 unsigned int len: 15;
958 unsigned int valid: 1;
959 dma_addr_t host_addr;
963 unsigned int ctl: 15;
965 unsigned int len: 15;
966 unsigned int valid: 1;
967 dma_addr_t host_addr;
971 * Host receive descriptor
974 unsigned char __iomem *card_ram_off; /* offset into card memory of the
976 RxFid rx_desc; /* card receive descriptor */
977 char *virtual_host_addr; /* virtual address of host receive
983 * Host transmit descriptor
986 unsigned char __iomem *card_ram_off; /* offset into card memory of the
988 TxFid tx_desc; /* card transmit descriptor */
989 char *virtual_host_addr; /* virtual address of host receive
995 * Host RID descriptor
998 unsigned char __iomem *card_ram_off; /* offset into card memory of the
1000 Rid rid_desc; /* card RID descriptor */
1001 char *virtual_host_addr; /* virtual address of host receive
1010 #define HOST_SET (1 << 0)
1011 #define HOST_INT_TX (1 << 1) /* Interrupt on successful TX */
1012 #define HOST_INT_TXERR (1 << 2) /* Interrupt on unseccessful TX */
1013 #define HOST_LCC_PAYLOAD (1 << 4) /* LLC payload, 0 = Ethertype */
1014 #define HOST_DONT_RLSE (1 << 5) /* Don't release buffer when done */
1015 #define HOST_DONT_RETRY (1 << 6) /* Don't retry trasmit */
1016 #define HOST_CLR_AID (1 << 7) /* clear AID failure */
1017 #define HOST_RTS (1 << 9) /* Force RTS use */
1018 #define HOST_SHORT (1 << 10) /* Do short preamble */
1045 static WifiCtlHdr wifictlhdr8023 = {
1047 .ctl = HOST_DONT_RLSE,
1051 // Frequency list (map channels to frequencies)
1052 static const long frequency_list[] = { 2412, 2417, 2422, 2427, 2432, 2437, 2442,
1053 2447, 2452, 2457, 2462, 2467, 2472, 2484 };
1055 // A few details needed for WEP (Wireless Equivalent Privacy)
1056 #define MAX_KEY_SIZE 13 // 128 (?) bits
1057 #define MIN_KEY_SIZE 5 // 40 bits RC4 - WEP
1058 typedef struct wep_key_t {
1060 u8 key[16]; /* 40-bit and 104-bit keys */
1063 /* Backward compatibility */
1064 #ifndef IW_ENCODE_NOKEY
1065 #define IW_ENCODE_NOKEY 0x0800 /* Key is write only, so not present */
1066 #define IW_ENCODE_MODE (IW_ENCODE_DISABLED | IW_ENCODE_RESTRICTED | IW_ENCODE_OPEN)
1067 #endif /* IW_ENCODE_NOKEY */
1069 /* List of Wireless Handlers (new API) */
1070 static const struct iw_handler_def airo_handler_def;
1072 static const char version[] = "airo.c 0.6 (Ben Reed & Javier Achirica)";
1076 static int get_dec_u16( char *buffer, int *start, int limit );
1077 static void OUT4500( struct airo_info *, u16 register, u16 value );
1078 static unsigned short IN4500( struct airo_info *, u16 register );
1079 static u16 setup_card(struct airo_info*, u8 *mac, int lock);
1080 static int enable_MAC( struct airo_info *ai, Resp *rsp, int lock );
1081 static void disable_MAC(struct airo_info *ai, int lock);
1082 static void enable_interrupts(struct airo_info*);
1083 static void disable_interrupts(struct airo_info*);
1084 static u16 issuecommand(struct airo_info*, Cmd *pCmd, Resp *pRsp);
1085 static int bap_setup(struct airo_info*, u16 rid, u16 offset, int whichbap);
1086 static int aux_bap_read(struct airo_info*, u16 *pu16Dst, int bytelen,
1088 static int fast_bap_read(struct airo_info*, u16 *pu16Dst, int bytelen,
1090 static int bap_write(struct airo_info*, const u16 *pu16Src, int bytelen,
1092 static int PC4500_accessrid(struct airo_info*, u16 rid, u16 accmd);
1093 static int PC4500_readrid(struct airo_info*, u16 rid, void *pBuf, int len, int lock);
1094 static int PC4500_writerid(struct airo_info*, u16 rid, const void
1095 *pBuf, int len, int lock);
1096 static int do_writerid( struct airo_info*, u16 rid, const void *rid_data,
1097 int len, int dummy );
1098 static u16 transmit_allocate(struct airo_info*, int lenPayload, int raw);
1099 static int transmit_802_3_packet(struct airo_info*, int len, char *pPacket);
1100 static int transmit_802_11_packet(struct airo_info*, int len, char *pPacket);
1102 static int mpi_send_packet (struct net_device *dev);
1103 static void mpi_unmap_card(struct pci_dev *pci);
1104 static void mpi_receive_802_3(struct airo_info *ai);
1105 static void mpi_receive_802_11(struct airo_info *ai);
1106 static int waitbusy (struct airo_info *ai);
1108 static irqreturn_t airo_interrupt( int irq, void* dev_id, struct pt_regs
1110 static int airo_thread(void *data);
1111 static void timer_func( struct net_device *dev );
1112 static int airo_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
1113 static struct iw_statistics *airo_get_wireless_stats (struct net_device *dev);
1114 static void airo_read_wireless_stats (struct airo_info *local);
1116 static int readrids(struct net_device *dev, aironet_ioctl *comp);
1117 static int writerids(struct net_device *dev, aironet_ioctl *comp);
1118 static int flashcard(struct net_device *dev, aironet_ioctl *comp);
1119 #endif /* CISCO_EXT */
1120 static void micinit(struct airo_info *ai);
1121 static int micsetup(struct airo_info *ai);
1122 static int encapsulate(struct airo_info *ai, etherHead *pPacket, MICBuffer *buffer, int len);
1123 static int decapsulate(struct airo_info *ai, MICBuffer *mic, etherHead *pPacket, u16 payLen);
1125 static u8 airo_rssi_to_dbm (tdsRssiEntry *rssi_rid, u8 rssi);
1126 static u8 airo_dbm_to_pct (tdsRssiEntry *rssi_rid, u8 dbm);
1128 static void airo_networks_free(struct airo_info *ai);
1131 struct net_device_stats stats;
1132 struct net_device *dev;
1133 /* Note, we can have MAX_FIDS outstanding. FIDs are 16-bits, so we
1134 use the high bit to mark whether it is in use. */
1136 #define MPI_MAX_FIDS 1
1139 char keyindex; // Used with auto wep
1140 char defindex; // Used with auto wep
1141 struct proc_dir_entry *proc_entry;
1142 spinlock_t aux_lock;
1143 unsigned long flags;
1144 #define FLAG_PROMISC 8 /* IFF_PROMISC 0x100 - include/linux/if.h */
1145 #define FLAG_RADIO_OFF 0 /* User disabling of MAC */
1146 #define FLAG_RADIO_DOWN 1 /* ifup/ifdown disabling of MAC */
1147 #define FLAG_RADIO_MASK 0x03
1148 #define FLAG_ENABLED 2
1149 #define FLAG_ADHOC 3 /* Needed by MIC */
1150 #define FLAG_MIC_CAPABLE 4
1151 #define FLAG_UPDATE_MULTI 5
1152 #define FLAG_UPDATE_UNI 6
1153 #define FLAG_802_11 7
1154 #define FLAG_PENDING_XMIT 9
1155 #define FLAG_PENDING_XMIT11 10
1157 #define FLAG_REGISTERED 12
1158 #define FLAG_COMMIT 13
1159 #define FLAG_RESET 14
1160 #define FLAG_FLASHING 15
1161 #define JOB_MASK 0x2ff0000
1164 #define JOB_XMIT11 18
1165 #define JOB_STATS 19
1166 #define JOB_PROMISC 20
1168 #define JOB_EVENT 22
1169 #define JOB_AUTOWEP 23
1170 #define JOB_WSTATS 24
1171 #define JOB_SCAN_RESULTS 25
1172 int (*bap_read)(struct airo_info*, u16 *pu16Dst, int bytelen,
1174 unsigned short *flash;
1176 struct task_struct *task;
1177 struct semaphore sem;
1179 wait_queue_head_t thr_wait;
1180 struct completion thr_exited;
1181 unsigned long expires;
1183 struct sk_buff *skb;
1186 struct net_device *wifidev;
1187 struct iw_statistics wstats; // wireless stats
1188 unsigned long scan_timeout; /* Time scan should be read */
1189 struct iw_spy_data spy_data;
1190 struct iw_public_data wireless_data;
1192 struct crypto_tfm *tfm;
1194 mic_statistics micstats;
1195 HostRxDesc rxfids[MPI_MAX_FIDS]; // rx/tx/config MPI350 descriptors
1196 HostTxDesc txfids[MPI_MAX_FIDS];
1197 HostRidDesc config_desc;
1198 unsigned long ridbus; // phys addr of config_desc
1199 struct sk_buff_head txq;// tx queue used by mpi350 code
1200 struct pci_dev *pci;
1201 unsigned char __iomem *pcimem;
1202 unsigned char __iomem *pciaux;
1203 unsigned char *shared;
1204 dma_addr_t shared_dma;
1208 #define PCI_SHARED_LEN 2*MPI_MAX_FIDS*PKTSIZE+RIDSIZE
1209 char proc_name[IFNAMSIZ];
1211 struct list_head network_list;
1212 struct list_head network_free_list;
1213 BSSListElement *networks;
1216 static inline int bap_read(struct airo_info *ai, u16 *pu16Dst, int bytelen,
1218 return ai->bap_read(ai, pu16Dst, bytelen, whichbap);
1221 static int setup_proc_entry( struct net_device *dev,
1222 struct airo_info *apriv );
1223 static int takedown_proc_entry( struct net_device *dev,
1224 struct airo_info *apriv );
1226 static int cmdreset(struct airo_info *ai);
1227 static int setflashmode (struct airo_info *ai);
1228 static int flashgchar(struct airo_info *ai,int matchbyte,int dwelltime);
1229 static int flashputbuf(struct airo_info *ai);
1230 static int flashrestart(struct airo_info *ai,struct net_device *dev);
1232 #define airo_print(type, name, fmt, args...) \
1233 { printk(type "airo(%s): " fmt "\n", name, ##args); }
1235 #define airo_print_info(name, fmt, args...) \
1236 airo_print(KERN_INFO, name, fmt, ##args)
1238 #define airo_print_dbg(name, fmt, args...) \
1239 airo_print(KERN_DEBUG, name, fmt, ##args)
1241 #define airo_print_warn(name, fmt, args...) \
1242 airo_print(KERN_WARNING, name, fmt, ##args)
1244 #define airo_print_err(name, fmt, args...) \
1245 airo_print(KERN_ERR, name, fmt, ##args)
1248 /***********************************************************************
1250 ***********************************************************************
1253 static int RxSeqValid (struct airo_info *ai,miccntx *context,int mcast,u32 micSeq);
1254 static void MoveWindow(miccntx *context, u32 micSeq);
1255 static void emmh32_setseed(emmh32_context *context, u8 *pkey, int keylen, struct crypto_tfm *);
1256 static void emmh32_init(emmh32_context *context);
1257 static void emmh32_update(emmh32_context *context, u8 *pOctets, int len);
1258 static void emmh32_final(emmh32_context *context, u8 digest[4]);
1259 static int flashpchar(struct airo_info *ai,int byte,int dwelltime);
1261 /* micinit - Initialize mic seed */
1263 static void micinit(struct airo_info *ai)
1267 clear_bit(JOB_MIC, &ai->flags);
1268 PC4500_readrid(ai, RID_MIC, &mic_rid, sizeof(mic_rid), 0);
1271 ai->micstats.enabled = (mic_rid.state & 0x00FF) ? 1 : 0;
1273 if (ai->micstats.enabled) {
1274 /* Key must be valid and different */
1275 if (mic_rid.multicastValid && (!ai->mod[0].mCtx.valid ||
1276 (memcmp (ai->mod[0].mCtx.key, mic_rid.multicast,
1277 sizeof(ai->mod[0].mCtx.key)) != 0))) {
1278 /* Age current mic Context */
1279 memcpy(&ai->mod[1].mCtx,&ai->mod[0].mCtx,sizeof(miccntx));
1280 /* Initialize new context */
1281 memcpy(&ai->mod[0].mCtx.key,mic_rid.multicast,sizeof(mic_rid.multicast));
1282 ai->mod[0].mCtx.window = 33; //Window always points to the middle
1283 ai->mod[0].mCtx.rx = 0; //Rx Sequence numbers
1284 ai->mod[0].mCtx.tx = 0; //Tx sequence numbers
1285 ai->mod[0].mCtx.valid = 1; //Key is now valid
1287 /* Give key to mic seed */
1288 emmh32_setseed(&ai->mod[0].mCtx.seed,mic_rid.multicast,sizeof(mic_rid.multicast), ai->tfm);
1291 /* Key must be valid and different */
1292 if (mic_rid.unicastValid && (!ai->mod[0].uCtx.valid ||
1293 (memcmp(ai->mod[0].uCtx.key, mic_rid.unicast,
1294 sizeof(ai->mod[0].uCtx.key)) != 0))) {
1295 /* Age current mic Context */
1296 memcpy(&ai->mod[1].uCtx,&ai->mod[0].uCtx,sizeof(miccntx));
1297 /* Initialize new context */
1298 memcpy(&ai->mod[0].uCtx.key,mic_rid.unicast,sizeof(mic_rid.unicast));
1300 ai->mod[0].uCtx.window = 33; //Window always points to the middle
1301 ai->mod[0].uCtx.rx = 0; //Rx Sequence numbers
1302 ai->mod[0].uCtx.tx = 0; //Tx sequence numbers
1303 ai->mod[0].uCtx.valid = 1; //Key is now valid
1305 //Give key to mic seed
1306 emmh32_setseed(&ai->mod[0].uCtx.seed, mic_rid.unicast, sizeof(mic_rid.unicast), ai->tfm);
1309 /* So next time we have a valid key and mic is enabled, we will update
1310 * the sequence number if the key is the same as before.
1312 ai->mod[0].uCtx.valid = 0;
1313 ai->mod[0].mCtx.valid = 0;
1317 /* micsetup - Get ready for business */
1319 static int micsetup(struct airo_info *ai) {
1322 if (ai->tfm == NULL)
1323 ai->tfm = crypto_alloc_tfm("aes", CRYPTO_TFM_REQ_MAY_SLEEP);
1325 if (ai->tfm == NULL) {
1326 airo_print_err(ai->dev->name, "failed to load transform for AES");
1330 for (i=0; i < NUM_MODULES; i++) {
1331 memset(&ai->mod[i].mCtx,0,sizeof(miccntx));
1332 memset(&ai->mod[i].uCtx,0,sizeof(miccntx));
1337 static char micsnap[] = {0xAA,0xAA,0x03,0x00,0x40,0x96,0x00,0x02};
1339 /*===========================================================================
1340 * Description: Mic a packet
1342 * Inputs: etherHead * pointer to an 802.3 frame
1344 * Returns: BOOLEAN if successful, otherwise false.
1345 * PacketTxLen will be updated with the mic'd packets size.
1347 * Caveats: It is assumed that the frame buffer will already
1348 * be big enough to hold the largets mic message possible.
1349 * (No memory allocation is done here).
1351 * Author: sbraneky (10/15/01)
1352 * Merciless hacks by rwilcher (1/14/02)
1355 static int encapsulate(struct airo_info *ai ,etherHead *frame, MICBuffer *mic, int payLen)
1359 // Determine correct context
1360 // If not adhoc, always use unicast key
1362 if (test_bit(FLAG_ADHOC, &ai->flags) && (frame->da[0] & 0x1))
1363 context = &ai->mod[0].mCtx;
1365 context = &ai->mod[0].uCtx;
1367 if (!context->valid)
1370 mic->typelen = htons(payLen + 16); //Length of Mic'd packet
1372 memcpy(&mic->u.snap, micsnap, sizeof(micsnap)); // Add Snap
1375 mic->seq = htonl(context->tx);
1378 emmh32_init(&context->seed); // Mic the packet
1379 emmh32_update(&context->seed,frame->da,ETH_ALEN * 2); // DA,SA
1380 emmh32_update(&context->seed,(u8*)&mic->typelen,10); // Type/Length and Snap
1381 emmh32_update(&context->seed,(u8*)&mic->seq,sizeof(mic->seq)); //SEQ
1382 emmh32_update(&context->seed,frame->da + ETH_ALEN * 2,payLen); //payload
1383 emmh32_final(&context->seed, (u8*)&mic->mic);
1385 /* New Type/length ?????????? */
1386 mic->typelen = 0; //Let NIC know it could be an oversized packet
1398 /*===========================================================================
1399 * Description: Decapsulates a MIC'd packet and returns the 802.3 packet
1400 * (removes the MIC stuff) if packet is a valid packet.
1402 * Inputs: etherHead pointer to the 802.3 packet
1404 * Returns: BOOLEAN - TRUE if packet should be dropped otherwise FALSE
1406 * Author: sbraneky (10/15/01)
1407 * Merciless hacks by rwilcher (1/14/02)
1408 *---------------------------------------------------------------------------
1411 static int decapsulate(struct airo_info *ai, MICBuffer *mic, etherHead *eth, u16 payLen)
1417 mic_error micError = NONE;
1419 // Check if the packet is a Mic'd packet
1421 if (!ai->micstats.enabled) {
1422 //No Mic set or Mic OFF but we received a MIC'd packet.
1423 if (memcmp ((u8*)eth + 14, micsnap, sizeof(micsnap)) == 0) {
1424 ai->micstats.rxMICPlummed++;
1430 if (ntohs(mic->typelen) == 0x888E)
1433 if (memcmp (mic->u.snap, micsnap, sizeof(micsnap)) != 0) {
1434 // Mic enabled but packet isn't Mic'd
1435 ai->micstats.rxMICPlummed++;
1439 micSEQ = ntohl(mic->seq); //store SEQ as CPU order
1441 //At this point we a have a mic'd packet and mic is enabled
1442 //Now do the mic error checking.
1444 //Receive seq must be odd
1445 if ( (micSEQ & 1) == 0 ) {
1446 ai->micstats.rxWrongSequence++;
1450 for (i = 0; i < NUM_MODULES; i++) {
1451 int mcast = eth->da[0] & 1;
1452 //Determine proper context
1453 context = mcast ? &ai->mod[i].mCtx : &ai->mod[i].uCtx;
1455 //Make sure context is valid
1456 if (!context->valid) {
1458 micError = NOMICPLUMMED;
1464 mic->typelen = htons(payLen + sizeof(MICBuffer) - 2);
1466 emmh32_init(&context->seed);
1467 emmh32_update(&context->seed, eth->da, ETH_ALEN*2);
1468 emmh32_update(&context->seed, (u8 *)&mic->typelen, sizeof(mic->typelen)+sizeof(mic->u.snap));
1469 emmh32_update(&context->seed, (u8 *)&mic->seq,sizeof(mic->seq));
1470 emmh32_update(&context->seed, eth->da + ETH_ALEN*2,payLen);
1472 emmh32_final(&context->seed, digest);
1474 if (memcmp(digest, &mic->mic, 4)) { //Make sure the mics match
1477 micError = INCORRECTMIC;
1481 //Check Sequence number if mics pass
1482 if (RxSeqValid(ai, context, mcast, micSEQ) == SUCCESS) {
1483 ai->micstats.rxSuccess++;
1487 micError = SEQUENCE;
1490 // Update statistics
1492 case NOMICPLUMMED: ai->micstats.rxMICPlummed++; break;
1493 case SEQUENCE: ai->micstats.rxWrongSequence++; break;
1494 case INCORRECTMIC: ai->micstats.rxIncorrectMIC++; break;
1501 /*===========================================================================
1502 * Description: Checks the Rx Seq number to make sure it is valid
1503 * and hasn't already been received
1505 * Inputs: miccntx - mic context to check seq against
1506 * micSeq - the Mic seq number
1508 * Returns: TRUE if valid otherwise FALSE.
1510 * Author: sbraneky (10/15/01)
1511 * Merciless hacks by rwilcher (1/14/02)
1512 *---------------------------------------------------------------------------
1515 static int RxSeqValid (struct airo_info *ai,miccntx *context,int mcast,u32 micSeq)
1519 //Allow for the ap being rebooted - if it is then use the next
1520 //sequence number of the current sequence number - might go backwards
1523 if (test_bit(FLAG_UPDATE_MULTI, &ai->flags)) {
1524 clear_bit (FLAG_UPDATE_MULTI, &ai->flags);
1525 context->window = (micSeq > 33) ? micSeq : 33;
1526 context->rx = 0; // Reset rx
1528 } else if (test_bit(FLAG_UPDATE_UNI, &ai->flags)) {
1529 clear_bit (FLAG_UPDATE_UNI, &ai->flags);
1530 context->window = (micSeq > 33) ? micSeq : 33; // Move window
1531 context->rx = 0; // Reset rx
1534 //Make sequence number relative to START of window
1535 seq = micSeq - (context->window - 33);
1537 //Too old of a SEQ number to check.
1542 //Window is infinite forward
1543 MoveWindow(context,micSeq);
1547 // We are in the window. Now check the context rx bit to see if it was already sent
1548 seq >>= 1; //divide by 2 because we only have odd numbers
1549 index = 1 << seq; //Get an index number
1551 if (!(context->rx & index)) {
1552 //micSEQ falls inside the window.
1553 //Add seqence number to the list of received numbers.
1554 context->rx |= index;
1556 MoveWindow(context,micSeq);
1563 static void MoveWindow(miccntx *context, u32 micSeq)
1567 //Move window if seq greater than the middle of the window
1568 if (micSeq > context->window) {
1569 shift = (micSeq - context->window) >> 1;
1573 context->rx >>= shift;
1577 context->window = micSeq; //Move window
1581 /*==============================================*/
1582 /*========== EMMH ROUTINES ====================*/
1583 /*==============================================*/
1585 /* mic accumulate */
1586 #define MIC_ACCUM(val) \
1587 context->accum += (u64)(val) * context->coeff[coeff_position++];
1589 static unsigned char aes_counter[16];
1591 /* expand the key to fill the MMH coefficient array */
1592 static void emmh32_setseed(emmh32_context *context, u8 *pkey, int keylen, struct crypto_tfm *tfm)
1594 /* take the keying material, expand if necessary, truncate at 16-bytes */
1595 /* run through AES counter mode to generate context->coeff[] */
1599 u8 *cipher, plain[16];
1600 struct scatterlist sg[1];
1602 crypto_cipher_setkey(tfm, pkey, 16);
1604 for (i = 0; i < (sizeof(context->coeff)/sizeof(context->coeff[0])); ) {
1605 aes_counter[15] = (u8)(counter >> 0);
1606 aes_counter[14] = (u8)(counter >> 8);
1607 aes_counter[13] = (u8)(counter >> 16);
1608 aes_counter[12] = (u8)(counter >> 24);
1610 memcpy (plain, aes_counter, 16);
1611 sg_set_buf(sg, plain, 16);
1612 crypto_cipher_encrypt(tfm, sg, sg, 16);
1613 cipher = kmap(sg->page) + sg->offset;
1614 for (j=0; (j<16) && (i< (sizeof(context->coeff)/sizeof(context->coeff[0]))); ) {
1615 context->coeff[i++] = ntohl(*(u32 *)&cipher[j]);
1621 /* prepare for calculation of a new mic */
1622 static void emmh32_init(emmh32_context *context)
1624 /* prepare for new mic calculation */
1626 context->position = 0;
1629 /* add some bytes to the mic calculation */
1630 static void emmh32_update(emmh32_context *context, u8 *pOctets, int len)
1632 int coeff_position, byte_position;
1634 if (len == 0) return;
1636 coeff_position = context->position >> 2;
1638 /* deal with partial 32-bit word left over from last update */
1639 byte_position = context->position & 3;
1640 if (byte_position) {
1641 /* have a partial word in part to deal with */
1643 if (len == 0) return;
1644 context->part.d8[byte_position++] = *pOctets++;
1645 context->position++;
1647 } while (byte_position < 4);
1648 MIC_ACCUM(htonl(context->part.d32));
1651 /* deal with full 32-bit words */
1653 MIC_ACCUM(htonl(*(u32 *)pOctets));
1654 context->position += 4;
1659 /* deal with partial 32-bit word that will be left over from this update */
1662 context->part.d8[byte_position++] = *pOctets++;
1663 context->position++;
1668 /* mask used to zero empty bytes for final partial word */
1669 static u32 mask32[4] = { 0x00000000L, 0xFF000000L, 0xFFFF0000L, 0xFFFFFF00L };
1671 /* calculate the mic */
1672 static void emmh32_final(emmh32_context *context, u8 digest[4])
1674 int coeff_position, byte_position;
1680 coeff_position = context->position >> 2;
1682 /* deal with partial 32-bit word left over from last update */
1683 byte_position = context->position & 3;
1684 if (byte_position) {
1685 /* have a partial word in part to deal with */
1686 val = htonl(context->part.d32);
1687 MIC_ACCUM(val & mask32[byte_position]); /* zero empty bytes */
1690 /* reduce the accumulated u64 to a 32-bit MIC */
1691 sum = context->accum;
1692 stmp = (sum & 0xffffffffLL) - ((sum >> 32) * 15);
1693 utmp = (stmp & 0xffffffffLL) - ((stmp >> 32) * 15);
1694 sum = utmp & 0xffffffffLL;
1695 if (utmp > 0x10000000fLL)
1699 digest[0] = (val>>24) & 0xFF;
1700 digest[1] = (val>>16) & 0xFF;
1701 digest[2] = (val>>8) & 0xFF;
1702 digest[3] = val & 0xFF;
1705 static int readBSSListRid(struct airo_info *ai, int first,
1712 if (ai->flags & FLAG_RADIO_MASK) return -ENETDOWN;
1713 memset(&cmd, 0, sizeof(cmd));
1714 cmd.cmd=CMD_LISTBSS;
1715 if (down_interruptible(&ai->sem))
1716 return -ERESTARTSYS;
1717 issuecommand(ai, &cmd, &rsp);
1719 /* Let the command take effect */
1724 rc = PC4500_readrid(ai, first ? RID_BSSLISTFIRST : RID_BSSLISTNEXT,
1725 list, sizeof(*list), 1);
1727 list->len = le16_to_cpu(list->len);
1728 list->index = le16_to_cpu(list->index);
1729 list->radioType = le16_to_cpu(list->radioType);
1730 list->cap = le16_to_cpu(list->cap);
1731 list->beaconInterval = le16_to_cpu(list->beaconInterval);
1732 list->fh.dwell = le16_to_cpu(list->fh.dwell);
1733 list->dsChannel = le16_to_cpu(list->dsChannel);
1734 list->atimWindow = le16_to_cpu(list->atimWindow);
1735 list->dBm = le16_to_cpu(list->dBm);
1739 static int readWepKeyRid(struct airo_info*ai, WepKeyRid *wkr, int temp, int lock) {
1740 int rc = PC4500_readrid(ai, temp ? RID_WEP_TEMP : RID_WEP_PERM,
1741 wkr, sizeof(*wkr), lock);
1743 wkr->len = le16_to_cpu(wkr->len);
1744 wkr->kindex = le16_to_cpu(wkr->kindex);
1745 wkr->klen = le16_to_cpu(wkr->klen);
1748 /* In the writeXXXRid routines we copy the rids so that we don't screwup
1749 * the originals when we endian them... */
1750 static int writeWepKeyRid(struct airo_info*ai, WepKeyRid *pwkr, int perm, int lock) {
1752 WepKeyRid wkr = *pwkr;
1754 wkr.len = cpu_to_le16(wkr.len);
1755 wkr.kindex = cpu_to_le16(wkr.kindex);
1756 wkr.klen = cpu_to_le16(wkr.klen);
1757 rc = PC4500_writerid(ai, RID_WEP_TEMP, &wkr, sizeof(wkr), lock);
1758 if (rc!=SUCCESS) airo_print_err(ai->dev->name, "WEP_TEMP set %x", rc);
1760 rc = PC4500_writerid(ai, RID_WEP_PERM, &wkr, sizeof(wkr), lock);
1762 airo_print_err(ai->dev->name, "WEP_PERM set %x", rc);
1768 static int readSsidRid(struct airo_info*ai, SsidRid *ssidr) {
1770 int rc = PC4500_readrid(ai, RID_SSID, ssidr, sizeof(*ssidr), 1);
1772 ssidr->len = le16_to_cpu(ssidr->len);
1773 for(i = 0; i < 3; i++) {
1774 ssidr->ssids[i].len = le16_to_cpu(ssidr->ssids[i].len);
1778 static int writeSsidRid(struct airo_info*ai, SsidRid *pssidr, int lock) {
1781 SsidRid ssidr = *pssidr;
1783 ssidr.len = cpu_to_le16(ssidr.len);
1784 for(i = 0; i < 3; i++) {
1785 ssidr.ssids[i].len = cpu_to_le16(ssidr.ssids[i].len);
1787 rc = PC4500_writerid(ai, RID_SSID, &ssidr, sizeof(ssidr), lock);
1790 static int readConfigRid(struct airo_info*ai, int lock) {
1798 rc = PC4500_readrid(ai, RID_ACTUALCONFIG, &cfg, sizeof(cfg), lock);
1802 for(s = &cfg.len; s <= &cfg.rtsThres; s++) *s = le16_to_cpu(*s);
1804 for(s = &cfg.shortRetryLimit; s <= &cfg.radioType; s++)
1805 *s = le16_to_cpu(*s);
1807 for(s = &cfg.txPower; s <= &cfg.radioSpecific; s++)
1808 *s = le16_to_cpu(*s);
1810 for(s = &cfg.arlThreshold; s <= &cfg._reserved4[0]; s++)
1811 *s = cpu_to_le16(*s);
1813 for(s = &cfg.autoWake; s <= &cfg.autoWake; s++)
1814 *s = cpu_to_le16(*s);
1819 static inline void checkThrottle(struct airo_info *ai) {
1821 /* Old hardware had a limit on encryption speed */
1822 if (ai->config.authType != AUTH_OPEN && maxencrypt) {
1823 for(i=0; i<8; i++) {
1824 if (ai->config.rates[i] > maxencrypt) {
1825 ai->config.rates[i] = 0;
1830 static int writeConfigRid(struct airo_info*ai, int lock) {
1834 if (!test_bit (FLAG_COMMIT, &ai->flags))
1837 clear_bit (FLAG_COMMIT, &ai->flags);
1838 clear_bit (FLAG_RESET, &ai->flags);
1842 if ((cfgr.opmode & 0xFF) == MODE_STA_IBSS)
1843 set_bit(FLAG_ADHOC, &ai->flags);
1845 clear_bit(FLAG_ADHOC, &ai->flags);
1847 for(s = &cfgr.len; s <= &cfgr.rtsThres; s++) *s = cpu_to_le16(*s);
1849 for(s = &cfgr.shortRetryLimit; s <= &cfgr.radioType; s++)
1850 *s = cpu_to_le16(*s);
1852 for(s = &cfgr.txPower; s <= &cfgr.radioSpecific; s++)
1853 *s = cpu_to_le16(*s);
1855 for(s = &cfgr.arlThreshold; s <= &cfgr._reserved4[0]; s++)
1856 *s = cpu_to_le16(*s);
1858 for(s = &cfgr.autoWake; s <= &cfgr.autoWake; s++)
1859 *s = cpu_to_le16(*s);
1861 return PC4500_writerid( ai, RID_CONFIG, &cfgr, sizeof(cfgr), lock);
1863 static int readStatusRid(struct airo_info*ai, StatusRid *statr, int lock) {
1864 int rc = PC4500_readrid(ai, RID_STATUS, statr, sizeof(*statr), lock);
1867 statr->len = le16_to_cpu(statr->len);
1868 for(s = &statr->mode; s <= &statr->SSIDlen; s++) *s = le16_to_cpu(*s);
1870 for(s = &statr->beaconPeriod; s <= &statr->shortPreamble; s++)
1871 *s = le16_to_cpu(*s);
1872 statr->load = le16_to_cpu(statr->load);
1873 statr->assocStatus = le16_to_cpu(statr->assocStatus);
1876 static int readAPListRid(struct airo_info*ai, APListRid *aplr) {
1877 int rc = PC4500_readrid(ai, RID_APLIST, aplr, sizeof(*aplr), 1);
1878 aplr->len = le16_to_cpu(aplr->len);
1881 static int writeAPListRid(struct airo_info*ai, APListRid *aplr, int lock) {
1883 aplr->len = cpu_to_le16(aplr->len);
1884 rc = PC4500_writerid(ai, RID_APLIST, aplr, sizeof(*aplr), lock);
1887 static int readCapabilityRid(struct airo_info*ai, CapabilityRid *capr, int lock) {
1888 int rc = PC4500_readrid(ai, RID_CAPABILITIES, capr, sizeof(*capr), lock);
1891 capr->len = le16_to_cpu(capr->len);
1892 capr->prodNum = le16_to_cpu(capr->prodNum);
1893 capr->radioType = le16_to_cpu(capr->radioType);
1894 capr->country = le16_to_cpu(capr->country);
1895 for(s = &capr->txPowerLevels[0]; s <= &capr->requiredHard; s++)
1896 *s = le16_to_cpu(*s);
1899 static int readStatsRid(struct airo_info*ai, StatsRid *sr, int rid, int lock) {
1900 int rc = PC4500_readrid(ai, rid, sr, sizeof(*sr), lock);
1903 sr->len = le16_to_cpu(sr->len);
1904 for(i = &sr->vals[0]; i <= &sr->vals[99]; i++) *i = le32_to_cpu(*i);
1908 static int airo_open(struct net_device *dev) {
1909 struct airo_info *info = dev->priv;
1912 if (test_bit(FLAG_FLASHING, &info->flags))
1915 /* Make sure the card is configured.
1916 * Wireless Extensions may postpone config changes until the card
1917 * is open (to pipeline changes and speed-up card setup). If
1918 * those changes are not yet commited, do it now - Jean II */
1919 if (test_bit (FLAG_COMMIT, &info->flags)) {
1920 disable_MAC(info, 1);
1921 writeConfigRid(info, 1);
1924 if (info->wifidev != dev) {
1925 /* Power on the MAC controller (which may have been disabled) */
1926 clear_bit(FLAG_RADIO_DOWN, &info->flags);
1927 enable_interrupts(info);
1929 enable_MAC(info, &rsp, 1);
1931 netif_start_queue(dev);
1935 static int mpi_start_xmit(struct sk_buff *skb, struct net_device *dev) {
1936 int npacks, pending;
1937 unsigned long flags;
1938 struct airo_info *ai = dev->priv;
1941 airo_print_err(dev->name, "%s: skb == NULL!",__FUNCTION__);
1944 npacks = skb_queue_len (&ai->txq);
1946 if (npacks >= MAXTXQ - 1) {
1947 netif_stop_queue (dev);
1948 if (npacks > MAXTXQ) {
1949 ai->stats.tx_fifo_errors++;
1952 skb_queue_tail (&ai->txq, skb);
1956 spin_lock_irqsave(&ai->aux_lock, flags);
1957 skb_queue_tail (&ai->txq, skb);
1958 pending = test_bit(FLAG_PENDING_XMIT, &ai->flags);
1959 spin_unlock_irqrestore(&ai->aux_lock,flags);
1960 netif_wake_queue (dev);
1963 set_bit(FLAG_PENDING_XMIT, &ai->flags);
1964 mpi_send_packet (dev);
1972 * Attempt to transmit a packet. Can be called from interrupt
1973 * or transmit . return number of packets we tried to send
1976 static int mpi_send_packet (struct net_device *dev)
1978 struct sk_buff *skb;
1979 unsigned char *buffer;
1980 s16 len, *payloadLen;
1981 struct airo_info *ai = dev->priv;
1984 /* get a packet to send */
1986 if ((skb = skb_dequeue(&ai->txq)) == 0) {
1987 airo_print_err(dev->name,
1988 "%s: Dequeue'd zero in send_packet()",
1993 /* check min length*/
1994 len = ETH_ZLEN < skb->len ? skb->len : ETH_ZLEN;
1997 ai->txfids[0].tx_desc.offset = 0;
1998 ai->txfids[0].tx_desc.valid = 1;
1999 ai->txfids[0].tx_desc.eoc = 1;
2000 ai->txfids[0].tx_desc.len =len+sizeof(WifiHdr);
2003 * Magic, the cards firmware needs a length count (2 bytes) in the host buffer
2004 * right after TXFID_HDR.The TXFID_HDR contains the status short so payloadlen
2005 * is immediatly after it. ------------------------------------------------
2006 * |TXFIDHDR+STATUS|PAYLOADLEN|802.3HDR|PACKETDATA|
2007 * ------------------------------------------------
2010 memcpy((char *)ai->txfids[0].virtual_host_addr,
2011 (char *)&wifictlhdr8023, sizeof(wifictlhdr8023));
2013 payloadLen = (s16 *)(ai->txfids[0].virtual_host_addr +
2014 sizeof(wifictlhdr8023));
2015 sendbuf = ai->txfids[0].virtual_host_addr +
2016 sizeof(wifictlhdr8023) + 2 ;
2019 * Firmware automaticly puts 802 header on so
2020 * we don't need to account for it in the length
2022 if (test_bit(FLAG_MIC_CAPABLE, &ai->flags) && ai->micstats.enabled &&
2023 (ntohs(((u16 *)buffer)[6]) != 0x888E)) {
2026 if (encapsulate(ai, (etherHead *)buffer, &pMic, len - sizeof(etherHead)) != SUCCESS)
2029 *payloadLen = cpu_to_le16(len-sizeof(etherHead)+sizeof(pMic));
2030 ai->txfids[0].tx_desc.len += sizeof(pMic);
2031 /* copy data into airo dma buffer */
2032 memcpy (sendbuf, buffer, sizeof(etherHead));
2033 buffer += sizeof(etherHead);
2034 sendbuf += sizeof(etherHead);
2035 memcpy (sendbuf, &pMic, sizeof(pMic));
2036 sendbuf += sizeof(pMic);
2037 memcpy (sendbuf, buffer, len - sizeof(etherHead));
2039 *payloadLen = cpu_to_le16(len - sizeof(etherHead));
2041 dev->trans_start = jiffies;
2043 /* copy data into airo dma buffer */
2044 memcpy(sendbuf, buffer, len);
2047 memcpy_toio(ai->txfids[0].card_ram_off,
2048 &ai->txfids[0].tx_desc, sizeof(TxFid));
2050 OUT4500(ai, EVACK, 8);
2052 dev_kfree_skb_any(skb);
2056 static void get_tx_error(struct airo_info *ai, s32 fid)
2061 status = ((WifiCtlHdr *)ai->txfids[0].virtual_host_addr)->ctlhdr.status;
2063 if (bap_setup(ai, ai->fids[fid] & 0xffff, 4, BAP0) != SUCCESS)
2065 bap_read(ai, &status, 2, BAP0);
2067 if (le16_to_cpu(status) & 2) /* Too many retries */
2068 ai->stats.tx_aborted_errors++;
2069 if (le16_to_cpu(status) & 4) /* Transmit lifetime exceeded */
2070 ai->stats.tx_heartbeat_errors++;
2071 if (le16_to_cpu(status) & 8) /* Aid fail */
2073 if (le16_to_cpu(status) & 0x10) /* MAC disabled */
2074 ai->stats.tx_carrier_errors++;
2075 if (le16_to_cpu(status) & 0x20) /* Association lost */
2077 /* We produce a TXDROP event only for retry or lifetime
2078 * exceeded, because that's the only status that really mean
2079 * that this particular node went away.
2080 * Other errors means that *we* screwed up. - Jean II */
2081 if ((le16_to_cpu(status) & 2) ||
2082 (le16_to_cpu(status) & 4)) {
2083 union iwreq_data wrqu;
2086 /* Faster to skip over useless data than to do
2087 * another bap_setup(). We are at offset 0x6 and
2088 * need to go to 0x18 and read 6 bytes - Jean II */
2089 bap_read(ai, (u16 *) junk, 0x18, BAP0);
2091 /* Copy 802.11 dest address.
2092 * We use the 802.11 header because the frame may
2093 * not be 802.3 or may be mangled...
2094 * In Ad-Hoc mode, it will be the node address.
2095 * In managed mode, it will be most likely the AP addr
2096 * User space will figure out how to convert it to
2097 * whatever it needs (IP address or else).
2099 memcpy(wrqu.addr.sa_data, junk + 0x12, ETH_ALEN);
2100 wrqu.addr.sa_family = ARPHRD_ETHER;
2102 /* Send event to user space */
2103 wireless_send_event(ai->dev, IWEVTXDROP, &wrqu, NULL);
2107 static void airo_end_xmit(struct net_device *dev) {
2110 struct airo_info *priv = dev->priv;
2111 struct sk_buff *skb = priv->xmit.skb;
2112 int fid = priv->xmit.fid;
2113 u32 *fids = priv->fids;
2115 clear_bit(JOB_XMIT, &priv->flags);
2116 clear_bit(FLAG_PENDING_XMIT, &priv->flags);
2117 status = transmit_802_3_packet (priv, fids[fid], skb->data);
2121 if ( status == SUCCESS ) {
2122 dev->trans_start = jiffies;
2123 for (; i < MAX_FIDS / 2 && (priv->fids[i] & 0xffff0000); i++);
2125 priv->fids[fid] &= 0xffff;
2126 priv->stats.tx_window_errors++;
2128 if (i < MAX_FIDS / 2)
2129 netif_wake_queue(dev);
2133 static int airo_start_xmit(struct sk_buff *skb, struct net_device *dev) {
2136 struct airo_info *priv = dev->priv;
2137 u32 *fids = priv->fids;
2139 if ( skb == NULL ) {
2140 airo_print_err(dev->name, "%s: skb == NULL!", __FUNCTION__);
2144 /* Find a vacant FID */
2145 for( i = 0; i < MAX_FIDS / 2 && (fids[i] & 0xffff0000); i++ );
2146 for( j = i + 1; j < MAX_FIDS / 2 && (fids[j] & 0xffff0000); j++ );
2148 if ( j >= MAX_FIDS / 2 ) {
2149 netif_stop_queue(dev);
2151 if (i == MAX_FIDS / 2) {
2152 priv->stats.tx_fifo_errors++;
2156 /* check min length*/
2157 len = ETH_ZLEN < skb->len ? skb->len : ETH_ZLEN;
2158 /* Mark fid as used & save length for later */
2159 fids[i] |= (len << 16);
2160 priv->xmit.skb = skb;
2162 if (down_trylock(&priv->sem) != 0) {
2163 set_bit(FLAG_PENDING_XMIT, &priv->flags);
2164 netif_stop_queue(dev);
2165 set_bit(JOB_XMIT, &priv->flags);
2166 wake_up_interruptible(&priv->thr_wait);
2172 static void airo_end_xmit11(struct net_device *dev) {
2175 struct airo_info *priv = dev->priv;
2176 struct sk_buff *skb = priv->xmit11.skb;
2177 int fid = priv->xmit11.fid;
2178 u32 *fids = priv->fids;
2180 clear_bit(JOB_XMIT11, &priv->flags);
2181 clear_bit(FLAG_PENDING_XMIT11, &priv->flags);
2182 status = transmit_802_11_packet (priv, fids[fid], skb->data);
2186 if ( status == SUCCESS ) {
2187 dev->trans_start = jiffies;
2188 for (; i < MAX_FIDS && (priv->fids[i] & 0xffff0000); i++);
2190 priv->fids[fid] &= 0xffff;
2191 priv->stats.tx_window_errors++;
2194 netif_wake_queue(dev);
2198 static int airo_start_xmit11(struct sk_buff *skb, struct net_device *dev) {
2201 struct airo_info *priv = dev->priv;
2202 u32 *fids = priv->fids;
2204 if (test_bit(FLAG_MPI, &priv->flags)) {
2205 /* Not implemented yet for MPI350 */
2206 netif_stop_queue(dev);
2210 if ( skb == NULL ) {
2211 airo_print_err(dev->name, "%s: skb == NULL!", __FUNCTION__);
2215 /* Find a vacant FID */
2216 for( i = MAX_FIDS / 2; i < MAX_FIDS && (fids[i] & 0xffff0000); i++ );
2217 for( j = i + 1; j < MAX_FIDS && (fids[j] & 0xffff0000); j++ );
2219 if ( j >= MAX_FIDS ) {
2220 netif_stop_queue(dev);
2222 if (i == MAX_FIDS) {
2223 priv->stats.tx_fifo_errors++;
2227 /* check min length*/
2228 len = ETH_ZLEN < skb->len ? skb->len : ETH_ZLEN;
2229 /* Mark fid as used & save length for later */
2230 fids[i] |= (len << 16);
2231 priv->xmit11.skb = skb;
2232 priv->xmit11.fid = i;
2233 if (down_trylock(&priv->sem) != 0) {
2234 set_bit(FLAG_PENDING_XMIT11, &priv->flags);
2235 netif_stop_queue(dev);
2236 set_bit(JOB_XMIT11, &priv->flags);
2237 wake_up_interruptible(&priv->thr_wait);
2239 airo_end_xmit11(dev);
2243 static void airo_read_stats(struct airo_info *ai) {
2245 u32 *vals = stats_rid.vals;
2247 clear_bit(JOB_STATS, &ai->flags);
2248 if (ai->power.event) {
2252 readStatsRid(ai, &stats_rid, RID_STATS, 0);
2255 ai->stats.rx_packets = vals[43] + vals[44] + vals[45];
2256 ai->stats.tx_packets = vals[39] + vals[40] + vals[41];
2257 ai->stats.rx_bytes = vals[92];
2258 ai->stats.tx_bytes = vals[91];
2259 ai->stats.rx_errors = vals[0] + vals[2] + vals[3] + vals[4];
2260 ai->stats.tx_errors = vals[42] + ai->stats.tx_fifo_errors;
2261 ai->stats.multicast = vals[43];
2262 ai->stats.collisions = vals[89];
2264 /* detailed rx_errors: */
2265 ai->stats.rx_length_errors = vals[3];
2266 ai->stats.rx_crc_errors = vals[4];
2267 ai->stats.rx_frame_errors = vals[2];
2268 ai->stats.rx_fifo_errors = vals[0];
2271 static struct net_device_stats *airo_get_stats(struct net_device *dev)
2273 struct airo_info *local = dev->priv;
2275 if (!test_bit(JOB_STATS, &local->flags)) {
2276 /* Get stats out of the card if available */
2277 if (down_trylock(&local->sem) != 0) {
2278 set_bit(JOB_STATS, &local->flags);
2279 wake_up_interruptible(&local->thr_wait);
2281 airo_read_stats(local);
2284 return &local->stats;
2287 static void airo_set_promisc(struct airo_info *ai) {
2291 memset(&cmd, 0, sizeof(cmd));
2292 cmd.cmd=CMD_SETMODE;
2293 clear_bit(JOB_PROMISC, &ai->flags);
2294 cmd.parm0=(ai->flags&IFF_PROMISC) ? PROMISC : NOPROMISC;
2295 issuecommand(ai, &cmd, &rsp);
2299 static void airo_set_multicast_list(struct net_device *dev) {
2300 struct airo_info *ai = dev->priv;
2302 if ((dev->flags ^ ai->flags) & IFF_PROMISC) {
2303 change_bit(FLAG_PROMISC, &ai->flags);
2304 if (down_trylock(&ai->sem) != 0) {
2305 set_bit(JOB_PROMISC, &ai->flags);
2306 wake_up_interruptible(&ai->thr_wait);
2308 airo_set_promisc(ai);
2311 if ((dev->flags&IFF_ALLMULTI)||dev->mc_count>0) {
2312 /* Turn on multicast. (Should be already setup...) */
2316 static int airo_set_mac_address(struct net_device *dev, void *p)
2318 struct airo_info *ai = dev->priv;
2319 struct sockaddr *addr = p;
2322 readConfigRid(ai, 1);
2323 memcpy (ai->config.macAddr, addr->sa_data, dev->addr_len);
2324 set_bit (FLAG_COMMIT, &ai->flags);
2326 writeConfigRid (ai, 1);
2327 enable_MAC(ai, &rsp, 1);
2328 memcpy (ai->dev->dev_addr, addr->sa_data, dev->addr_len);
2330 memcpy (ai->wifidev->dev_addr, addr->sa_data, dev->addr_len);
2334 static int airo_change_mtu(struct net_device *dev, int new_mtu)
2336 if ((new_mtu < 68) || (new_mtu > 2400))
2343 static int airo_close(struct net_device *dev) {
2344 struct airo_info *ai = dev->priv;
2346 netif_stop_queue(dev);
2348 if (ai->wifidev != dev) {
2349 #ifdef POWER_ON_DOWN
2350 /* Shut power to the card. The idea is that the user can save
2351 * power when he doesn't need the card with "ifconfig down".
2352 * That's the method that is most friendly towards the network
2353 * stack (i.e. the network stack won't try to broadcast
2354 * anything on the interface and routes are gone. Jean II */
2355 set_bit(FLAG_RADIO_DOWN, &ai->flags);
2358 disable_interrupts( ai );
2363 static void del_airo_dev( struct net_device *dev );
2365 void stop_airo_card( struct net_device *dev, int freeres )
2367 struct airo_info *ai = dev->priv;
2369 set_bit(FLAG_RADIO_DOWN, &ai->flags);
2371 disable_interrupts(ai);
2372 free_irq( dev->irq, dev );
2373 takedown_proc_entry( dev, ai );
2374 if (test_bit(FLAG_REGISTERED, &ai->flags)) {
2375 unregister_netdev( dev );
2377 unregister_netdev(ai->wifidev);
2378 free_netdev(ai->wifidev);
2381 clear_bit(FLAG_REGISTERED, &ai->flags);
2383 set_bit(JOB_DIE, &ai->flags);
2384 kill_proc(ai->thr_pid, SIGTERM, 1);
2385 wait_for_completion(&ai->thr_exited);
2388 * Clean out tx queue
2390 if (test_bit(FLAG_MPI, &ai->flags) && !skb_queue_empty(&ai->txq)) {
2391 struct sk_buff *skb = NULL;
2392 for (;(skb = skb_dequeue(&ai->txq));)
2396 airo_networks_free (ai);
2403 /* PCMCIA frees this stuff, so only for PCI and ISA */
2404 release_region( dev->base_addr, 64 );
2405 if (test_bit(FLAG_MPI, &ai->flags)) {
2407 mpi_unmap_card(ai->pci);
2409 iounmap(ai->pcimem);
2411 iounmap(ai->pciaux);
2412 pci_free_consistent(ai->pci, PCI_SHARED_LEN,
2413 ai->shared, ai->shared_dma);
2416 crypto_free_tfm(ai->tfm);
2417 del_airo_dev( dev );
2421 EXPORT_SYMBOL(stop_airo_card);
2423 static int add_airo_dev( struct net_device *dev );
2425 static int wll_header_parse(struct sk_buff *skb, unsigned char *haddr)
2427 memcpy(haddr, skb->mac.raw + 10, ETH_ALEN);
2431 static void mpi_unmap_card(struct pci_dev *pci)
2433 unsigned long mem_start = pci_resource_start(pci, 1);
2434 unsigned long mem_len = pci_resource_len(pci, 1);
2435 unsigned long aux_start = pci_resource_start(pci, 2);
2436 unsigned long aux_len = AUXMEMSIZE;
2438 release_mem_region(aux_start, aux_len);
2439 release_mem_region(mem_start, mem_len);
2442 /*************************************************************
2443 * This routine assumes that descriptors have been setup .
2444 * Run at insmod time or after reset when the decriptors
2445 * have been initialized . Returns 0 if all is well nz
2446 * otherwise . Does not allocate memory but sets up card
2447 * using previously allocated descriptors.
2449 static int mpi_init_descriptors (struct airo_info *ai)
2456 /* Alloc card RX descriptors */
2457 netif_stop_queue(ai->dev);
2459 memset(&rsp,0,sizeof(rsp));
2460 memset(&cmd,0,sizeof(cmd));
2462 cmd.cmd = CMD_ALLOCATEAUX;
2464 cmd.parm1 = (ai->rxfids[0].card_ram_off - ai->pciaux);
2465 cmd.parm2 = MPI_MAX_FIDS;
2466 rc=issuecommand(ai, &cmd, &rsp);
2467 if (rc != SUCCESS) {
2468 airo_print_err(ai->dev->name, "Couldn't allocate RX FID");
2472 for (i=0; i<MPI_MAX_FIDS; i++) {
2473 memcpy_toio(ai->rxfids[i].card_ram_off,
2474 &ai->rxfids[i].rx_desc, sizeof(RxFid));
2477 /* Alloc card TX descriptors */
2479 memset(&rsp,0,sizeof(rsp));
2480 memset(&cmd,0,sizeof(cmd));
2482 cmd.cmd = CMD_ALLOCATEAUX;
2484 cmd.parm1 = (ai->txfids[0].card_ram_off - ai->pciaux);
2485 cmd.parm2 = MPI_MAX_FIDS;
2487 for (i=0; i<MPI_MAX_FIDS; i++) {
2488 ai->txfids[i].tx_desc.valid = 1;
2489 memcpy_toio(ai->txfids[i].card_ram_off,
2490 &ai->txfids[i].tx_desc, sizeof(TxFid));
2492 ai->txfids[i-1].tx_desc.eoc = 1; /* Last descriptor has EOC set */
2494 rc=issuecommand(ai, &cmd, &rsp);
2495 if (rc != SUCCESS) {
2496 airo_print_err(ai->dev->name, "Couldn't allocate TX FID");
2500 /* Alloc card Rid descriptor */
2501 memset(&rsp,0,sizeof(rsp));
2502 memset(&cmd,0,sizeof(cmd));
2504 cmd.cmd = CMD_ALLOCATEAUX;
2506 cmd.parm1 = (ai->config_desc.card_ram_off - ai->pciaux);
2507 cmd.parm2 = 1; /* Magic number... */
2508 rc=issuecommand(ai, &cmd, &rsp);
2509 if (rc != SUCCESS) {
2510 airo_print_err(ai->dev->name, "Couldn't allocate RID");
2514 memcpy_toio(ai->config_desc.card_ram_off,
2515 &ai->config_desc.rid_desc, sizeof(Rid));
2521 * We are setting up three things here:
2522 * 1) Map AUX memory for descriptors: Rid, TxFid, or RxFid.
2523 * 2) Map PCI memory for issueing commands.
2524 * 3) Allocate memory (shared) to send and receive ethernet frames.
2526 static int mpi_map_card(struct airo_info *ai, struct pci_dev *pci,
2529 unsigned long mem_start, mem_len, aux_start, aux_len;
2532 dma_addr_t busaddroff;
2533 unsigned char *vpackoff;
2534 unsigned char __iomem *pciaddroff;
2536 mem_start = pci_resource_start(pci, 1);
2537 mem_len = pci_resource_len(pci, 1);
2538 aux_start = pci_resource_start(pci, 2);
2539 aux_len = AUXMEMSIZE;
2541 if (!request_mem_region(mem_start, mem_len, name)) {
2542 airo_print_err(ai->dev->name, "Couldn't get region %x[%x] for %s",
2543 (int)mem_start, (int)mem_len, name);
2546 if (!request_mem_region(aux_start, aux_len, name)) {
2547 airo_print_err(ai->dev->name, "Couldn't get region %x[%x] for %s",
2548 (int)aux_start, (int)aux_len, name);
2552 ai->pcimem = ioremap(mem_start, mem_len);
2554 airo_print_err(ai->dev->name, "Couldn't map region %x[%x] for %s",
2555 (int)mem_start, (int)mem_len, name);
2558 ai->pciaux = ioremap(aux_start, aux_len);
2560 airo_print_err(ai->dev->name, "Couldn't map region %x[%x] for %s",
2561 (int)aux_start, (int)aux_len, name);
2565 /* Reserve PKTSIZE for each fid and 2K for the Rids */
2566 ai->shared = pci_alloc_consistent(pci, PCI_SHARED_LEN, &ai->shared_dma);
2568 airo_print_err(ai->dev->name, "Couldn't alloc_consistent %d",
2574 * Setup descriptor RX, TX, CONFIG
2576 busaddroff = ai->shared_dma;
2577 pciaddroff = ai->pciaux + AUX_OFFSET;
2578 vpackoff = ai->shared;
2580 /* RX descriptor setup */
2581 for(i = 0; i < MPI_MAX_FIDS; i++) {
2582 ai->rxfids[i].pending = 0;
2583 ai->rxfids[i].card_ram_off = pciaddroff;
2584 ai->rxfids[i].virtual_host_addr = vpackoff;
2585 ai->rxfids[i].rx_desc.host_addr = busaddroff;
2586 ai->rxfids[i].rx_desc.valid = 1;
2587 ai->rxfids[i].rx_desc.len = PKTSIZE;
2588 ai->rxfids[i].rx_desc.rdy = 0;
2590 pciaddroff += sizeof(RxFid);
2591 busaddroff += PKTSIZE;
2592 vpackoff += PKTSIZE;
2595 /* TX descriptor setup */
2596 for(i = 0; i < MPI_MAX_FIDS; i++) {
2597 ai->txfids[i].card_ram_off = pciaddroff;
2598 ai->txfids[i].virtual_host_addr = vpackoff;
2599 ai->txfids[i].tx_desc.valid = 1;
2600 ai->txfids[i].tx_desc.host_addr = busaddroff;
2601 memcpy(ai->txfids[i].virtual_host_addr,
2602 &wifictlhdr8023, sizeof(wifictlhdr8023));
2604 pciaddroff += sizeof(TxFid);
2605 busaddroff += PKTSIZE;
2606 vpackoff += PKTSIZE;
2608 ai->txfids[i-1].tx_desc.eoc = 1; /* Last descriptor has EOC set */
2610 /* Rid descriptor setup */
2611 ai->config_desc.card_ram_off = pciaddroff;
2612 ai->config_desc.virtual_host_addr = vpackoff;
2613 ai->config_desc.rid_desc.host_addr = busaddroff;
2614 ai->ridbus = busaddroff;
2615 ai->config_desc.rid_desc.rid = 0;
2616 ai->config_desc.rid_desc.len = RIDSIZE;
2617 ai->config_desc.rid_desc.valid = 1;
2618 pciaddroff += sizeof(Rid);
2619 busaddroff += RIDSIZE;
2620 vpackoff += RIDSIZE;
2622 /* Tell card about descriptors */
2623 if (mpi_init_descriptors (ai) != SUCCESS)
2628 pci_free_consistent(pci, PCI_SHARED_LEN, ai->shared, ai->shared_dma);
2630 iounmap(ai->pciaux);
2632 iounmap(ai->pcimem);
2634 release_mem_region(aux_start, aux_len);
2636 release_mem_region(mem_start, mem_len);
2641 static void wifi_setup(struct net_device *dev)
2643 dev->hard_header = NULL;
2644 dev->rebuild_header = NULL;
2645 dev->hard_header_cache = NULL;
2646 dev->header_cache_update= NULL;
2648 dev->hard_header_parse = wll_header_parse;
2649 dev->hard_start_xmit = &airo_start_xmit11;
2650 dev->get_stats = &airo_get_stats;
2651 dev->set_mac_address = &airo_set_mac_address;
2652 dev->do_ioctl = &airo_ioctl;
2653 dev->wireless_handlers = &airo_handler_def;
2654 dev->change_mtu = &airo_change_mtu;
2655 dev->open = &airo_open;
2656 dev->stop = &airo_close;
2658 dev->type = ARPHRD_IEEE80211;
2659 dev->hard_header_len = ETH_HLEN;
2660 dev->mtu = AIRO_DEF_MTU;
2661 dev->addr_len = ETH_ALEN;
2662 dev->tx_queue_len = 100;
2664 memset(dev->broadcast,0xFF, ETH_ALEN);
2666 dev->flags = IFF_BROADCAST|IFF_MULTICAST;
2669 static struct net_device *init_wifidev(struct airo_info *ai,
2670 struct net_device *ethdev)
2673 struct net_device *dev = alloc_netdev(0, "wifi%d", wifi_setup);
2676 dev->priv = ethdev->priv;
2677 dev->irq = ethdev->irq;
2678 dev->base_addr = ethdev->base_addr;
2679 dev->wireless_data = ethdev->wireless_data;
2680 memcpy(dev->dev_addr, ethdev->dev_addr, dev->addr_len);
2681 err = register_netdev(dev);
2689 static int reset_card( struct net_device *dev , int lock) {
2690 struct airo_info *ai = dev->priv;
2692 if (lock && down_interruptible(&ai->sem))
2695 OUT4500(ai,COMMAND,CMD_SOFTRESET);
2704 #define MAX_NETWORK_COUNT 64
2705 static int airo_networks_allocate(struct airo_info *ai)
2711 kzalloc(MAX_NETWORK_COUNT * sizeof(BSSListElement),
2713 if (!ai->networks) {
2714 airo_print_warn(ai->dev->name, "Out of memory allocating beacons");
2721 static void airo_networks_free(struct airo_info *ai)
2725 kfree(ai->networks);
2726 ai->networks = NULL;
2729 static void airo_networks_initialize(struct airo_info *ai)
2733 INIT_LIST_HEAD(&ai->network_free_list);
2734 INIT_LIST_HEAD(&ai->network_list);
2735 for (i = 0; i < MAX_NETWORK_COUNT; i++)
2736 list_add_tail(&ai->networks[i].list,
2737 &ai->network_free_list);
2740 static struct net_device *_init_airo_card( unsigned short irq, int port,
2741 int is_pcmcia, struct pci_dev *pci,
2742 struct device *dmdev )
2744 struct net_device *dev;
2745 struct airo_info *ai;
2748 /* Create the network device object. */
2749 dev = alloc_etherdev(sizeof(*ai));
2751 airo_print_err("", "Couldn't alloc_etherdev");
2754 if (dev_alloc_name(dev, dev->name) < 0) {
2755 airo_print_err("", "Couldn't get name!");
2763 if (pci && (pci->device == 0x5000 || pci->device == 0xa504)) {
2764 airo_print_dbg(dev->name, "Found an MPI350 card");
2765 set_bit(FLAG_MPI, &ai->flags);
2767 spin_lock_init(&ai->aux_lock);
2768 sema_init(&ai->sem, 1);
2771 init_waitqueue_head (&ai->thr_wait);
2772 init_completion (&ai->thr_exited);
2773 ai->thr_pid = kernel_thread(airo_thread, dev, CLONE_FS | CLONE_FILES);
2774 if (ai->thr_pid < 0)
2777 rc = add_airo_dev( dev );
2781 if (airo_networks_allocate (ai))
2782 goto err_out_unlink;
2783 airo_networks_initialize (ai);
2785 /* The Airo-specific entries in the device structure. */
2786 if (test_bit(FLAG_MPI,&ai->flags)) {
2787 skb_queue_head_init (&ai->txq);
2788 dev->hard_start_xmit = &mpi_start_xmit;
2790 dev->hard_start_xmit = &airo_start_xmit;
2791 dev->get_stats = &airo_get_stats;
2792 dev->set_multicast_list = &airo_set_multicast_list;
2793 dev->set_mac_address = &airo_set_mac_address;
2794 dev->do_ioctl = &airo_ioctl;
2795 dev->wireless_handlers = &airo_handler_def;
2796 ai->wireless_data.spy_data = &ai->spy_data;
2797 dev->wireless_data = &ai->wireless_data;
2798 dev->change_mtu = &airo_change_mtu;
2799 dev->open = &airo_open;
2800 dev->stop = &airo_close;
2802 dev->base_addr = port;
2804 SET_NETDEV_DEV(dev, dmdev);
2806 reset_card (dev, 1);
2809 rc = request_irq( dev->irq, airo_interrupt, SA_SHIRQ, dev->name, dev );
2811 airo_print_err(dev->name, "register interrupt %d failed, rc %d",
2813 goto err_out_unlink;
2816 if (!request_region( dev->base_addr, 64, dev->name )) {
2818 airo_print_err(dev->name, "Couldn't request region");
2823 if (test_bit(FLAG_MPI,&ai->flags)) {
2824 if (mpi_map_card(ai, pci, dev->name)) {
2825 airo_print_err(dev->name, "Could not map memory");
2831 if ( setup_card( ai, dev->dev_addr, 1 ) != SUCCESS ) {
2832 airo_print_err(dev->name, "MAC could not be enabled" );
2836 } else if (!test_bit(FLAG_MPI,&ai->flags)) {
2837 ai->bap_read = fast_bap_read;
2838 set_bit(FLAG_FLASHING, &ai->flags);
2841 rc = register_netdev(dev);
2843 airo_print_err(dev->name, "Couldn't register_netdev");
2846 ai->wifidev = init_wifidev(ai, dev);
2848 set_bit(FLAG_REGISTERED,&ai->flags);
2849 airo_print_info(dev->name, "MAC enabled %x:%x:%x:%x:%x:%x",
2850 dev->dev_addr[0], dev->dev_addr[1], dev->dev_addr[2],
2851 dev->dev_addr[3], dev->dev_addr[4], dev->dev_addr[5] );
2853 /* Allocate the transmit buffers */
2854 if (probe && !test_bit(FLAG_MPI,&ai->flags))
2855 for( i = 0; i < MAX_FIDS; i++ )
2856 ai->fids[i] = transmit_allocate(ai,AIRO_DEF_MTU,i>=MAX_FIDS/2);
2858 setup_proc_entry( dev, dev->priv ); /* XXX check for failure */
2859 netif_start_queue(dev);
2860 SET_MODULE_OWNER(dev);
2864 if (test_bit(FLAG_MPI,&ai->flags) && pci) {
2865 pci_free_consistent(pci, PCI_SHARED_LEN, ai->shared, ai->shared_dma);
2866 iounmap(ai->pciaux);
2867 iounmap(ai->pcimem);
2868 mpi_unmap_card(ai->pci);
2872 release_region( dev->base_addr, 64 );
2874 free_irq(dev->irq, dev);
2878 set_bit(JOB_DIE, &ai->flags);
2879 kill_proc(ai->thr_pid, SIGTERM, 1);
2880 wait_for_completion(&ai->thr_exited);
2886 struct net_device *init_airo_card( unsigned short irq, int port, int is_pcmcia,
2887 struct device *dmdev)
2889 return _init_airo_card ( irq, port, is_pcmcia, NULL, dmdev);
2892 EXPORT_SYMBOL(init_airo_card);
2894 static int waitbusy (struct airo_info *ai) {
2896 while ((IN4500 (ai, COMMAND) & COMMAND_BUSY) & (delay < 10000)) {
2898 if ((++delay % 20) == 0)
2899 OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY);
2901 return delay < 10000;
2904 int reset_airo_card( struct net_device *dev )
2907 struct airo_info *ai = dev->priv;
2909 if (reset_card (dev, 1))
2912 if ( setup_card(ai, dev->dev_addr, 1 ) != SUCCESS ) {
2913 airo_print_err(dev->name, "MAC could not be enabled");
2916 airo_print_info(dev->name, "MAC enabled %x:%x:%x:%x:%x:%x",
2917 dev->dev_addr[0], dev->dev_addr[1], dev->dev_addr[2],
2918 dev->dev_addr[3], dev->dev_addr[4], dev->dev_addr[5]);
2919 /* Allocate the transmit buffers if needed */
2920 if (!test_bit(FLAG_MPI,&ai->flags))
2921 for( i = 0; i < MAX_FIDS; i++ )
2922 ai->fids[i] = transmit_allocate (ai,AIRO_DEF_MTU,i>=MAX_FIDS/2);
2924 enable_interrupts( ai );
2925 netif_wake_queue(dev);
2929 EXPORT_SYMBOL(reset_airo_card);
2931 static void airo_send_event(struct net_device *dev) {
2932 struct airo_info *ai = dev->priv;
2933 union iwreq_data wrqu;
2934 StatusRid status_rid;
2936 clear_bit(JOB_EVENT, &ai->flags);
2937 PC4500_readrid(ai, RID_STATUS, &status_rid, sizeof(status_rid), 0);
2939 wrqu.data.length = 0;
2940 wrqu.data.flags = 0;
2941 memcpy(wrqu.ap_addr.sa_data, status_rid.bssid[0], ETH_ALEN);
2942 wrqu.ap_addr.sa_family = ARPHRD_ETHER;
2944 /* Send event to user space */
2945 wireless_send_event(dev, SIOCGIWAP, &wrqu, NULL);
2948 static void airo_process_scan_results (struct airo_info *ai) {
2949 union iwreq_data wrqu;
2952 BSSListElement * loop_net;
2953 BSSListElement * tmp_net;
2955 /* Blow away current list of scan results */
2956 list_for_each_entry_safe (loop_net, tmp_net, &ai->network_list, list) {
2957 list_move_tail (&loop_net->list, &ai->network_free_list);
2958 /* Don't blow away ->list, just BSS data */
2959 memset (loop_net, 0, sizeof (loop_net->bss));
2962 /* Try to read the first entry of the scan result */
2963 rc = PC4500_readrid(ai, RID_BSSLISTFIRST, &BSSList, sizeof(BSSList), 0);
2964 if((rc) || (BSSList.index == 0xffff)) {
2965 /* No scan results */
2969 /* Read and parse all entries */
2971 while((!rc) && (BSSList.index != 0xffff)) {
2972 /* Grab a network off the free list */
2973 if (!list_empty(&ai->network_free_list)) {
2974 tmp_net = list_entry(ai->network_free_list.next,
2975 BSSListElement, list);
2976 list_del(ai->network_free_list.next);
2979 if (tmp_net != NULL) {
2980 memcpy(tmp_net, &BSSList, sizeof(tmp_net->bss));
2981 list_add_tail(&tmp_net->list, &ai->network_list);
2985 /* Read next entry */
2986 rc = PC4500_readrid(ai, RID_BSSLISTNEXT,
2987 &BSSList, sizeof(BSSList), 0);
2991 ai->scan_timeout = 0;
2992 clear_bit(JOB_SCAN_RESULTS, &ai->flags);
2995 /* Send an empty event to user space.
2996 * We don't send the received data on
2997 * the event because it would require
2998 * us to do complex transcoding, and
2999 * we want to minimise the work done in
3000 * the irq handler. Use a request to
3001 * extract the data - Jean II */
3002 wrqu.data.length = 0;
3003 wrqu.data.flags = 0;
3004 wireless_send_event(ai->dev, SIOCGIWSCAN, &wrqu, NULL);
3007 static int airo_thread(void *data) {
3008 struct net_device *dev = data;
3009 struct airo_info *ai = dev->priv;
3012 daemonize("%s", dev->name);
3013 allow_signal(SIGTERM);
3016 if (signal_pending(current))
3017 flush_signals(current);
3019 /* make swsusp happy with our thread */
3022 if (test_bit(JOB_DIE, &ai->flags))
3025 if (ai->flags & JOB_MASK) {
3026 locked = down_interruptible(&ai->sem);
3030 init_waitqueue_entry(&wait, current);
3031 add_wait_queue(&ai->thr_wait, &wait);
3033 set_current_state(TASK_INTERRUPTIBLE);
3034 if (ai->flags & JOB_MASK)
3036 if (ai->expires || ai->scan_timeout) {
3037 if (ai->scan_timeout &&
3038 time_after_eq(jiffies,ai->scan_timeout)){
3039 set_bit(JOB_SCAN_RESULTS,&ai->flags);
3041 } else if (ai->expires &&
3042 time_after_eq(jiffies,ai->expires)){
3043 set_bit(JOB_AUTOWEP,&ai->flags);
3046 if (!signal_pending(current)) {
3047 unsigned long wake_at;
3048 if (!ai->expires || !ai->scan_timeout) {
3049 wake_at = max(ai->expires,
3052 wake_at = min(ai->expires,
3055 schedule_timeout(wake_at - jiffies);
3058 } else if (!signal_pending(current)) {
3064 current->state = TASK_RUNNING;
3065 remove_wait_queue(&ai->thr_wait, &wait);
3072 if (test_bit(JOB_DIE, &ai->flags)) {
3077 if (ai->power.event || test_bit(FLAG_FLASHING, &ai->flags)) {
3082 if (test_bit(JOB_XMIT, &ai->flags))
3084 else if (test_bit(JOB_XMIT11, &ai->flags))
3085 airo_end_xmit11(dev);
3086 else if (test_bit(JOB_STATS, &ai->flags))
3087 airo_read_stats(ai);
3088 else if (test_bit(JOB_WSTATS, &ai->flags))
3089 airo_read_wireless_stats(ai);
3090 else if (test_bit(JOB_PROMISC, &ai->flags))
3091 airo_set_promisc(ai);
3092 else if (test_bit(JOB_MIC, &ai->flags))
3094 else if (test_bit(JOB_EVENT, &ai->flags))
3095 airo_send_event(dev);
3096 else if (test_bit(JOB_AUTOWEP, &ai->flags))
3098 else if (test_bit(JOB_SCAN_RESULTS, &ai->flags))
3099 airo_process_scan_results(ai);
3100 else /* Shouldn't get here, but we make sure to unlock */
3103 complete_and_exit (&ai->thr_exited, 0);
3106 static irqreturn_t airo_interrupt ( int irq, void* dev_id, struct pt_regs *regs) {
3107 struct net_device *dev = (struct net_device *)dev_id;
3110 struct airo_info *apriv = dev->priv;
3111 u16 savedInterrupts = 0;
3114 if (!netif_device_present(dev))
3118 status = IN4500( apriv, EVSTAT );
3119 if ( !(status & STATUS_INTS) || status == 0xffff ) break;
3123 if ( status & EV_AWAKE ) {
3124 OUT4500( apriv, EVACK, EV_AWAKE );
3125 OUT4500( apriv, EVACK, EV_AWAKE );
3128 if (!savedInterrupts) {
3129 savedInterrupts = IN4500( apriv, EVINTEN );
3130 OUT4500( apriv, EVINTEN, 0 );
3133 if ( status & EV_MIC ) {
3134 OUT4500( apriv, EVACK, EV_MIC );
3135 if (test_bit(FLAG_MIC_CAPABLE, &apriv->flags)) {
3136 set_bit(JOB_MIC, &apriv->flags);
3137 wake_up_interruptible(&apriv->thr_wait);
3140 if ( status & EV_LINK ) {
3141 union iwreq_data wrqu;
3142 int scan_forceloss = 0;
3143 /* The link status has changed, if you want to put a
3144 monitor hook in, do it here. (Remember that
3145 interrupts are still disabled!)
3147 u16 newStatus = IN4500(apriv, LINKSTAT);
3148 OUT4500( apriv, EVACK, EV_LINK);
3149 /* Here is what newStatus means: */
3150 #define NOBEACON 0x8000 /* Loss of sync - missed beacons */
3151 #define MAXRETRIES 0x8001 /* Loss of sync - max retries */
3152 #define MAXARL 0x8002 /* Loss of sync - average retry level exceeded*/
3153 #define FORCELOSS 0x8003 /* Loss of sync - host request */
3154 #define TSFSYNC 0x8004 /* Loss of sync - TSF synchronization */
3155 #define DEAUTH 0x8100 /* Deauthentication (low byte is reason code) */
3156 #define DISASS 0x8200 /* Disassociation (low byte is reason code) */
3157 #define ASSFAIL 0x8400 /* Association failure (low byte is reason
3159 #define AUTHFAIL 0x0300 /* Authentication failure (low byte is reason
3161 #define ASSOCIATED 0x0400 /* Associated */
3162 #define REASSOCIATED 0x0600 /* Reassociated? Only on firmware >= 5.30.17 */
3163 #define RC_RESERVED 0 /* Reserved return code */
3164 #define RC_NOREASON 1 /* Unspecified reason */
3165 #define RC_AUTHINV 2 /* Previous authentication invalid */
3166 #define RC_DEAUTH 3 /* Deauthenticated because sending station is
3168 #define RC_NOACT 4 /* Disassociated due to inactivity */
3169 #define RC_MAXLOAD 5 /* Disassociated because AP is unable to handle
3170 all currently associated stations */
3171 #define RC_BADCLASS2 6 /* Class 2 frame received from
3172 non-Authenticated station */
3173 #define RC_BADCLASS3 7 /* Class 3 frame received from
3174 non-Associated station */
3175 #define RC_STATLEAVE 8 /* Disassociated because sending station is
3177 #define RC_NOAUTH 9 /* Station requesting (Re)Association is not
3178 Authenticated with the responding station */
3179 if (newStatus == FORCELOSS && apriv->scan_timeout > 0)
3181 if(newStatus == ASSOCIATED || newStatus == REASSOCIATED) {
3185 wake_up_process (apriv->task);
3186 set_bit(FLAG_UPDATE_UNI, &apriv->flags);
3187 set_bit(FLAG_UPDATE_MULTI, &apriv->flags);
3189 if (down_trylock(&apriv->sem) != 0) {
3190 set_bit(JOB_EVENT, &apriv->flags);
3191 wake_up_interruptible(&apriv->thr_wait);
3193 airo_send_event(dev);
3194 } else if (!scan_forceloss) {
3195 if (auto_wep && !apriv->expires) {
3196 apriv->expires = RUN_AT(3*HZ);
3197 wake_up_interruptible(&apriv->thr_wait);
3200 /* Send event to user space */
3201 memset(wrqu.ap_addr.sa_data, '\0', ETH_ALEN);
3202 wrqu.ap_addr.sa_family = ARPHRD_ETHER;
3203 wireless_send_event(dev, SIOCGIWAP, &wrqu,NULL);
3207 /* Check to see if there is something to receive */
3208 if ( status & EV_RX ) {
3209 struct sk_buff *skb = NULL;
3210 u16 fc, len, hdrlen = 0;
3224 if (test_bit(FLAG_MPI,&apriv->flags)) {
3225 if (test_bit(FLAG_802_11, &apriv->flags))
3226 mpi_receive_802_11(apriv);
3228 mpi_receive_802_3(apriv);
3229 OUT4500(apriv, EVACK, EV_RX);
3233 fid = IN4500( apriv, RXFID );
3235 /* Get the packet length */
3236 if (test_bit(FLAG_802_11, &apriv->flags)) {
3237 bap_setup (apriv, fid, 4, BAP0);
3238 bap_read (apriv, (u16*)&hdr, sizeof(hdr), BAP0);
3239 /* Bad CRC. Ignore packet */
3240 if (le16_to_cpu(hdr.status) & 2)
3242 if (apriv->wifidev == NULL)
3245 bap_setup (apriv, fid, 0x36, BAP0);
3246 bap_read (apriv, (u16*)&hdr.len, 2, BAP0);
3248 len = le16_to_cpu(hdr.len);
3250 if (len > AIRO_DEF_MTU) {
3251 airo_print_err(apriv->dev->name, "Bad size %d", len);
3257 if (test_bit(FLAG_802_11, &apriv->flags)) {
3258 bap_read (apriv, (u16*)&fc, sizeof(fc), BAP0);
3259 fc = le16_to_cpu(fc);
3262 if ((fc & 0xe0) == 0xc0)
3268 if ((fc&0x300)==0x300){
3276 hdrlen = ETH_ALEN * 2;
3278 skb = dev_alloc_skb( len + hdrlen + 2 + 2 );
3280 apriv->stats.rx_dropped++;
3283 skb_reserve(skb, 2); /* This way the IP header is aligned */
3284 buffer = (u16*)skb_put (skb, len + hdrlen);
3285 if (test_bit(FLAG_802_11, &apriv->flags)) {
3287 bap_read (apriv, buffer + 1, hdrlen - 2, BAP0);
3289 bap_read (apriv, tmpbuf, 6, BAP0);
3291 bap_read (apriv, &gap, sizeof(gap), BAP0);
3292 gap = le16_to_cpu(gap);
3295 bap_read (apriv, tmpbuf, gap, BAP0);
3297 airo_print_err(apriv->dev->name, "gaplen too "
3298 "big. Problems will follow...");
3301 bap_read (apriv, buffer + hdrlen/2, len, BAP0);
3304 bap_read (apriv, buffer, ETH_ALEN*2, BAP0);
3305 if (apriv->micstats.enabled) {
3306 bap_read (apriv,(u16*)&micbuf,sizeof(micbuf),BAP0);
3307 if (ntohs(micbuf.typelen) > 0x05DC)
3308 bap_setup (apriv, fid, 0x44, BAP0);
3310 if (len <= sizeof(micbuf))
3313 len -= sizeof(micbuf);
3314 skb_trim (skb, len + hdrlen);
3317 bap_read(apriv,buffer+ETH_ALEN,len,BAP0);
3318 if (decapsulate(apriv,&micbuf,(etherHead*)buffer,len)) {
3320 dev_kfree_skb_irq (skb);
3322 OUT4500( apriv, EVACK, EV_RX);
3327 if (apriv->spy_data.spy_number > 0) {
3329 struct iw_quality wstats;
3330 /* Prepare spy data : addr + qual */
3331 if (!test_bit(FLAG_802_11, &apriv->flags)) {
3332 sa = (char*)buffer + 6;
3333 bap_setup (apriv, fid, 8, BAP0);
3334 bap_read (apriv, (u16*)hdr.rssi, 2, BAP0);
3336 sa = (char*)buffer + 10;
3337 wstats.qual = hdr.rssi[0];
3339 wstats.level = 0x100 - apriv->rssi[hdr.rssi[1]].rssidBm;
3341 wstats.level = (hdr.rssi[1] + 321) / 2;
3342 wstats.noise = apriv->wstats.qual.noise;
3343 wstats.updated = IW_QUAL_LEVEL_UPDATED
3344 | IW_QUAL_QUAL_UPDATED
3346 /* Update spy records */
3347 wireless_spy_update(dev, sa, &wstats);
3349 #endif /* WIRELESS_SPY */
3350 OUT4500( apriv, EVACK, EV_RX);
3352 if (test_bit(FLAG_802_11, &apriv->flags)) {
3353 skb->mac.raw = skb->data;
3354 skb->pkt_type = PACKET_OTHERHOST;
3355 skb->dev = apriv->wifidev;
3356 skb->protocol = htons(ETH_P_802_2);
3359 skb->protocol = eth_type_trans(skb,dev);
3361 skb->dev->last_rx = jiffies;
3362 skb->ip_summed = CHECKSUM_NONE;
3368 /* Check to see if a packet has been transmitted */
3369 if ( status & ( EV_TX|EV_TXCPY|EV_TXEXC ) ) {
3374 if (test_bit(FLAG_MPI,&apriv->flags)) {
3375 unsigned long flags;
3377 if (status & EV_TXEXC)
3378 get_tx_error(apriv, -1);
3379 spin_lock_irqsave(&apriv->aux_lock, flags);
3380 if (!skb_queue_empty(&apriv->txq)) {
3381 spin_unlock_irqrestore(&apriv->aux_lock,flags);
3382 mpi_send_packet (dev);
3384 clear_bit(FLAG_PENDING_XMIT, &apriv->flags);
3385 spin_unlock_irqrestore(&apriv->aux_lock,flags);
3386 netif_wake_queue (dev);
3388 OUT4500( apriv, EVACK,
3389 status & (EV_TX|EV_TXCPY|EV_TXEXC));
3393 fid = IN4500(apriv, TXCOMPLFID);
3395 for( i = 0; i < MAX_FIDS; i++ ) {
3396 if ( ( apriv->fids[i] & 0xffff ) == fid ) {
3397 len = apriv->fids[i] >> 16;
3402 if (status & EV_TXEXC)
3403 get_tx_error(apriv, index);
3404 OUT4500( apriv, EVACK, status & (EV_TX | EV_TXEXC));
3405 /* Set up to be used again */
3406 apriv->fids[index] &= 0xffff;
3407 if (index < MAX_FIDS / 2) {
3408 if (!test_bit(FLAG_PENDING_XMIT, &apriv->flags))
3409 netif_wake_queue(dev);
3411 if (!test_bit(FLAG_PENDING_XMIT11, &apriv->flags))
3412 netif_wake_queue(apriv->wifidev);
3415 OUT4500( apriv, EVACK, status & (EV_TX | EV_TXCPY | EV_TXEXC));
3416 airo_print_err(apriv->dev->name, "Unallocated FID was "
3421 if ( status & ~STATUS_INTS & ~IGNORE_INTS )
3422 airo_print_warn(apriv->dev->name, "Got weird status %x",
3423 status & ~STATUS_INTS & ~IGNORE_INTS );
3426 if (savedInterrupts)
3427 OUT4500( apriv, EVINTEN, savedInterrupts );
3430 return IRQ_RETVAL(handled);
3434 * Routines to talk to the card
3438 * This was originally written for the 4500, hence the name
3439 * NOTE: If use with 8bit mode and SMP bad things will happen!
3440 * Why would some one do 8 bit IO in an SMP machine?!?
3442 static void OUT4500( struct airo_info *ai, u16 reg, u16 val ) {
3443 if (test_bit(FLAG_MPI,&ai->flags))
3446 outw( val, ai->dev->base_addr + reg );
3448 outb( val & 0xff, ai->dev->base_addr + reg );
3449 outb( val >> 8, ai->dev->base_addr + reg + 1 );
3453 static u16 IN4500( struct airo_info *ai, u16 reg ) {
3456 if (test_bit(FLAG_MPI,&ai->flags))
3459 rc = inw( ai->dev->base_addr + reg );
3461 rc = inb( ai->dev->base_addr + reg );
3462 rc += ((int)inb( ai->dev->base_addr + reg + 1 )) << 8;
3467 static int enable_MAC( struct airo_info *ai, Resp *rsp, int lock ) {
3471 /* FLAG_RADIO_OFF : Radio disabled via /proc or Wireless Extensions
3472 * FLAG_RADIO_DOWN : Radio disabled via "ifconfig ethX down"
3473 * Note : we could try to use !netif_running(dev) in enable_MAC()
3474 * instead of this flag, but I don't trust it *within* the
3475 * open/close functions, and testing both flags together is
3476 * "cheaper" - Jean II */
3477 if (ai->flags & FLAG_RADIO_MASK) return SUCCESS;
3479 if (lock && down_interruptible(&ai->sem))
3480 return -ERESTARTSYS;
3482 if (!test_bit(FLAG_ENABLED, &ai->flags)) {
3483 memset(&cmd, 0, sizeof(cmd));
3484 cmd.cmd = MAC_ENABLE;
3485 rc = issuecommand(ai, &cmd, rsp);
3487 set_bit(FLAG_ENABLED, &ai->flags);
3495 airo_print_err(ai->dev->name, "%s: Cannot enable MAC, err=%d",
3500 static void disable_MAC( struct airo_info *ai, int lock ) {
3504 if (lock && down_interruptible(&ai->sem))
3507 if (test_bit(FLAG_ENABLED, &ai->flags)) {
3508 memset(&cmd, 0, sizeof(cmd));
3509 cmd.cmd = MAC_DISABLE; // disable in case already enabled
3510 issuecommand(ai, &cmd, &rsp);
3511 clear_bit(FLAG_ENABLED, &ai->flags);
3517 static void enable_interrupts( struct airo_info *ai ) {
3518 /* Enable the interrupts */
3519 OUT4500( ai, EVINTEN, STATUS_INTS );
3522 static void disable_interrupts( struct airo_info *ai ) {
3523 OUT4500( ai, EVINTEN, 0 );
3526 static void mpi_receive_802_3(struct airo_info *ai)
3530 struct sk_buff *skb;
3535 memcpy_fromio(&rxd, ai->rxfids[0].card_ram_off, sizeof(rxd));
3536 /* Make sure we got something */
3537 if (rxd.rdy && rxd.valid == 0) {
3539 if (len < 12 || len > 2048)
3542 skb = dev_alloc_skb(len);
3544 ai->stats.rx_dropped++;
3547 buffer = skb_put(skb,len);
3548 memcpy(buffer, ai->rxfids[0].virtual_host_addr, ETH_ALEN * 2);
3549 if (ai->micstats.enabled) {
3551 ai->rxfids[0].virtual_host_addr + ETH_ALEN * 2,
3553 if (ntohs(micbuf.typelen) <= 0x05DC) {
3554 if (len <= sizeof(micbuf) + ETH_ALEN * 2)
3557 off = sizeof(micbuf);
3558 skb_trim (skb, len - off);
3561 memcpy(buffer + ETH_ALEN * 2,
3562 ai->rxfids[0].virtual_host_addr + ETH_ALEN * 2 + off,
3563 len - ETH_ALEN * 2 - off);
3564 if (decapsulate (ai, &micbuf, (etherHead*)buffer, len - off - ETH_ALEN * 2)) {
3566 dev_kfree_skb_irq (skb);
3570 if (ai->spy_data.spy_number > 0) {
3572 struct iw_quality wstats;
3573 /* Prepare spy data : addr + qual */
3574 sa = buffer + ETH_ALEN;
3575 wstats.qual = 0; /* XXX Where do I get that info from ??? */
3578 /* Update spy records */
3579 wireless_spy_update(ai->dev, sa, &wstats);
3581 #endif /* WIRELESS_SPY */
3584 skb->ip_summed = CHECKSUM_NONE;
3585 skb->protocol = eth_type_trans(skb, ai->dev);
3586 skb->dev->last_rx = jiffies;
3590 if (rxd.valid == 0) {
3594 memcpy_toio(ai->rxfids[0].card_ram_off, &rxd, sizeof(rxd));
3598 void mpi_receive_802_11 (struct airo_info *ai)
3601 struct sk_buff *skb = NULL;
3602 u16 fc, len, hdrlen = 0;
3614 char *ptr = ai->rxfids[0].virtual_host_addr+4;
3616 memcpy_fromio(&rxd, ai->rxfids[0].card_ram_off, sizeof(rxd));
3617 memcpy ((char *)&hdr, ptr, sizeof(hdr));
3619 /* Bad CRC. Ignore packet */
3620 if (le16_to_cpu(hdr.status) & 2)
3622 if (ai->wifidev == NULL)
3624 len = le16_to_cpu(hdr.len);
3625 if (len > AIRO_DEF_MTU) {
3626 airo_print_err(ai->dev->name, "Bad size %d", len);
3632 memcpy ((char *)&fc, ptr, sizeof(fc));
3633 fc = le16_to_cpu(fc);
3636 if ((fc & 0xe0) == 0xc0)
3642 if ((fc&0x300)==0x300){
3650 skb = dev_alloc_skb( len + hdrlen + 2 );
3652 ai->stats.rx_dropped++;
3655 buffer = (u16*)skb_put (skb, len + hdrlen);
3656 memcpy ((char *)buffer, ptr, hdrlen);
3660 memcpy ((char *)&gap, ptr, sizeof(gap));
3662 gap = le16_to_cpu(gap);
3667 airo_print_err(ai->dev->name,
3668 "gaplen too big. Problems will follow...");
3670 memcpy ((char *)buffer + hdrlen, ptr, len);
3672 #ifdef IW_WIRELESS_SPY /* defined in iw_handler.h */
3673 if (ai->spy_data.spy_number > 0) {
3675 struct iw_quality wstats;
3676 /* Prepare spy data : addr + qual */
3677 sa = (char*)buffer + 10;
3678 wstats.qual = hdr.rssi[0];
3680 wstats.level = 0x100 - ai->rssi[hdr.rssi[1]].rssidBm;
3682 wstats.level = (hdr.rssi[1] + 321) / 2;
3683 wstats.noise = ai->wstats.qual.noise;
3684 wstats.updated = IW_QUAL_QUAL_UPDATED
3685 | IW_QUAL_LEVEL_UPDATED
3687 /* Update spy records */
3688 wireless_spy_update(ai->dev, sa, &wstats);
3690 #endif /* IW_WIRELESS_SPY */
3691 skb->mac.raw = skb->data;
3692 skb->pkt_type = PACKET_OTHERHOST;
3693 skb->dev = ai->wifidev;
3694 skb->protocol = htons(ETH_P_802_2);
3695 skb->dev->last_rx = jiffies;
3696 skb->ip_summed = CHECKSUM_NONE;
3699 if (rxd.valid == 0) {
3703 memcpy_toio(ai->rxfids[0].card_ram_off, &rxd, sizeof(rxd));
3707 static u16 setup_card(struct airo_info *ai, u8 *mac, int lock)
3718 memset( &mySsid, 0, sizeof( mySsid ) );
3722 /* The NOP is the first step in getting the card going */
3724 cmd.parm0 = cmd.parm1 = cmd.parm2 = 0;
3725 if (lock && down_interruptible(&ai->sem))
3727 if ( issuecommand( ai, &cmd, &rsp ) != SUCCESS ) {
3732 disable_MAC( ai, 0);
3734 // Let's figure out if we need to use the AUX port
3735 if (!test_bit(FLAG_MPI,&ai->flags)) {
3736 cmd.cmd = CMD_ENABLEAUX;
3737 if (issuecommand(ai, &cmd, &rsp) != SUCCESS) {
3740 airo_print_err(ai->dev->name, "Error checking for AUX port");
3743 if (!aux_bap || rsp.status & 0xff00) {
3744 ai->bap_read = fast_bap_read;
3745 airo_print_dbg(ai->dev->name, "Doing fast bap_reads");
3747 ai->bap_read = aux_bap_read;
3748 airo_print_dbg(ai->dev->name, "Doing AUX bap_reads");
3753 if (ai->config.len == 0) {
3754 tdsRssiRid rssi_rid;
3755 CapabilityRid cap_rid;
3761 // general configuration (read/modify/write)
3762 status = readConfigRid(ai, lock);
3763 if ( status != SUCCESS ) return ERROR;
3765 status = readCapabilityRid(ai, &cap_rid, lock);
3766 if ( status != SUCCESS ) return ERROR;
3768 status = PC4500_readrid(ai,RID_RSSI,&rssi_rid,sizeof(rssi_rid),lock);
3769 if ( status == SUCCESS ) {
3770 if (ai->rssi || (ai->rssi = kmalloc(512, GFP_KERNEL)) != NULL)
3771 memcpy(ai->rssi, (u8*)&rssi_rid + 2, 512); /* Skip RID length member */
3776 if (cap_rid.softCap & 8)
3777 ai->config.rmode |= RXMODE_NORMALIZED_RSSI;
3779 airo_print_warn(ai->dev->name, "unknown received signal "
3782 ai->config.opmode = adhoc ? MODE_STA_IBSS : MODE_STA_ESS;
3783 ai->config.authType = AUTH_OPEN;
3784 ai->config.modulation = MOD_CCK;
3786 if ((cap_rid.len>=sizeof(cap_rid)) && (cap_rid.extSoftCap&1) &&
3787 (micsetup(ai) == SUCCESS)) {
3788 ai->config.opmode |= MODE_MIC;
3789 set_bit(FLAG_MIC_CAPABLE, &ai->flags);
3792 /* Save off the MAC */
3793 for( i = 0; i < ETH_ALEN; i++ ) {
3794 mac[i] = ai->config.macAddr[i];
3797 /* Check to see if there are any insmod configured
3801 memset(ai->config.rates,0,sizeof(ai->config.rates));
3802 for( i = 0; i < 8 && rates[i]; i++ ) {
3803 ai->config.rates[i] = rates[i];
3806 if ( basic_rate > 0 ) {
3808 for( i = 0; i < 8; i++ ) {
3809 if ( ai->config.rates[i] == basic_rate ||
3810 !ai->config.rates ) {
3811 ai->config.rates[i] = basic_rate | 0x80;
3816 set_bit (FLAG_COMMIT, &ai->flags);
3819 /* Setup the SSIDs if present */
3822 for( i = 0; i < 3 && ssids[i]; i++ ) {
3823 mySsid.ssids[i].len = strlen(ssids[i]);
3824 if ( mySsid.ssids[i].len > 32 )
3825 mySsid.ssids[i].len = 32;
3826 memcpy(mySsid.ssids[i].ssid, ssids[i],
3827 mySsid.ssids[i].len);
3829 mySsid.len = sizeof(mySsid);
3832 status = writeConfigRid(ai, lock);
3833 if ( status != SUCCESS ) return ERROR;
3835 /* Set up the SSID list */
3837 status = writeSsidRid(ai, &mySsid, lock);
3838 if ( status != SUCCESS ) return ERROR;
3841 status = enable_MAC(ai, &rsp, lock);
3842 if ( status != SUCCESS || (rsp.status & 0xFF00) != 0) {
3843 airo_print_err(ai->dev->name, "Bad MAC enable reason = %x, rid = %x,"
3844 " offset = %d", rsp.rsp0, rsp.rsp1, rsp.rsp2 );
3848 /* Grab the initial wep key, we gotta save it for auto_wep */
3849 rc = readWepKeyRid(ai, &wkr, 1, lock);
3850 if (rc == SUCCESS) do {
3851 lastindex = wkr.kindex;
3852 if (wkr.kindex == 0xffff) {
3853 ai->defindex = wkr.mac[0];
3855 rc = readWepKeyRid(ai, &wkr, 0, lock);
3856 } while(lastindex != wkr.kindex);
3859 ai->expires = RUN_AT(3*HZ);
3860 wake_up_interruptible(&ai->thr_wait);
3866 static u16 issuecommand(struct airo_info *ai, Cmd *pCmd, Resp *pRsp) {
3867 // Im really paranoid about letting it run forever!
3868 int max_tries = 600000;
3870 if (IN4500(ai, EVSTAT) & EV_CMD)
3871 OUT4500(ai, EVACK, EV_CMD);
3873 OUT4500(ai, PARAM0, pCmd->parm0);
3874 OUT4500(ai, PARAM1, pCmd->parm1);
3875 OUT4500(ai, PARAM2, pCmd->parm2);
3876 OUT4500(ai, COMMAND, pCmd->cmd);
3878 while (max_tries-- && (IN4500(ai, EVSTAT) & EV_CMD) == 0) {
3879 if ((IN4500(ai, COMMAND)) == pCmd->cmd)
3880 // PC4500 didn't notice command, try again
3881 OUT4500(ai, COMMAND, pCmd->cmd);
3882 if (!in_atomic() && (max_tries & 255) == 0)
3886 if ( max_tries == -1 ) {
3887 airo_print_err(ai->dev->name,
3888 "Max tries exceeded when issueing command");
3889 if (IN4500(ai, COMMAND) & COMMAND_BUSY)
3890 OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY);
3894 // command completed
3895 pRsp->status = IN4500(ai, STATUS);
3896 pRsp->rsp0 = IN4500(ai, RESP0);
3897 pRsp->rsp1 = IN4500(ai, RESP1);
3898 pRsp->rsp2 = IN4500(ai, RESP2);
3899 if ((pRsp->status & 0xff00)!=0 && pCmd->cmd != CMD_SOFTRESET) {
3900 airo_print_err(ai->dev->name, "cmd= %x\n", pCmd->cmd);
3901 airo_print_err(ai->dev->name, "status= %x\n", pRsp->status);
3902 airo_print_err(ai->dev->name, "Rsp0= %x\n", pRsp->rsp0);
3903 airo_print_err(ai->dev->name, "Rsp1= %x\n", pRsp->rsp1);
3904 airo_print_err(ai->dev->name, "Rsp2= %x\n", pRsp->rsp2);
3907 // clear stuck command busy if necessary
3908 if (IN4500(ai, COMMAND) & COMMAND_BUSY) {
3909 OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY);
3911 // acknowledge processing the status/response
3912 OUT4500(ai, EVACK, EV_CMD);
3917 /* Sets up the bap to start exchange data. whichbap should
3918 * be one of the BAP0 or BAP1 defines. Locks should be held before
3920 static int bap_setup(struct airo_info *ai, u16 rid, u16 offset, int whichbap )
3925 OUT4500(ai, SELECT0+whichbap, rid);
3926 OUT4500(ai, OFFSET0+whichbap, offset);
3928 int status = IN4500(ai, OFFSET0+whichbap);
3929 if (status & BAP_BUSY) {
3930 /* This isn't really a timeout, but its kinda
3935 } else if ( status & BAP_ERR ) {
3936 /* invalid rid or offset */
3937 airo_print_err(ai->dev->name, "BAP error %x %d",
3940 } else if (status & BAP_DONE) { // success
3943 if ( !(max_tries--) ) {
3944 airo_print_err(ai->dev->name,
3945 "airo: BAP setup error too many retries\n");
3948 // -- PC4500 missed it, try again
3949 OUT4500(ai, SELECT0+whichbap, rid);
3950 OUT4500(ai, OFFSET0+whichbap, offset);
3955 /* should only be called by aux_bap_read. This aux function and the
3956 following use concepts not documented in the developers guide. I
3957 got them from a patch given to my by Aironet */
3958 static u16 aux_setup(struct airo_info *ai, u16 page,
3959 u16 offset, u16 *len)
3963 OUT4500(ai, AUXPAGE, page);
3964 OUT4500(ai, AUXOFF, 0);
3965 next = IN4500(ai, AUXDATA);
3966 *len = IN4500(ai, AUXDATA)&0xff;
3967 if (offset != 4) OUT4500(ai, AUXOFF, offset);
3971 /* requires call to bap_setup() first */
3972 static int aux_bap_read(struct airo_info *ai, u16 *pu16Dst,
3973 int bytelen, int whichbap)
3981 unsigned long flags;
3983 spin_lock_irqsave(&ai->aux_lock, flags);
3984 page = IN4500(ai, SWS0+whichbap);
3985 offset = IN4500(ai, SWS2+whichbap);
3986 next = aux_setup(ai, page, offset, &len);
3987 words = (bytelen+1)>>1;
3989 for (i=0; i<words;) {
3991 count = (len>>1) < (words-i) ? (len>>1) : (words-i);
3993 insw( ai->dev->base_addr+DATA0+whichbap,
3996 insb( ai->dev->base_addr+DATA0+whichbap,
3997 pu16Dst+i, count << 1 );
4000 next = aux_setup(ai, next, 4, &len);
4003 spin_unlock_irqrestore(&ai->aux_lock, flags);
4008 /* requires call to bap_setup() first */
4009 static int fast_bap_read(struct airo_info *ai, u16 *pu16Dst,
4010 int bytelen, int whichbap)
4012 bytelen = (bytelen + 1) & (~1); // round up to even value
4014 insw( ai->dev->base_addr+DATA0+whichbap, pu16Dst, bytelen>>1 );
4016 insb( ai->dev->base_addr+DATA0+whichbap, pu16Dst, bytelen );
4020 /* requires call to bap_setup() first */
4021 static int bap_write(struct airo_info *ai, const u16 *pu16Src,
4022 int bytelen, int whichbap)
4024 bytelen = (bytelen + 1) & (~1); // round up to even value
4026 outsw( ai->dev->base_addr+DATA0+whichbap,
4027 pu16Src, bytelen>>1 );
4029 outsb( ai->dev->base_addr+DATA0+whichbap, pu16Src, bytelen );
4033 static int PC4500_accessrid(struct airo_info *ai, u16 rid, u16 accmd)
4035 Cmd cmd; /* for issuing commands */
4036 Resp rsp; /* response from commands */
4039 memset(&cmd, 0, sizeof(cmd));
4042 status = issuecommand(ai, &cmd, &rsp);
4043 if (status != 0) return status;
4044 if ( (rsp.status & 0x7F00) != 0) {
4045 return (accmd << 8) + (rsp.rsp0 & 0xFF);
4050 /* Note, that we are using BAP1 which is also used by transmit, so
4051 * we must get a lock. */
4052 static int PC4500_readrid(struct airo_info *ai, u16 rid, void *pBuf, int len, int lock)
4058 if (down_interruptible(&ai->sem))
4061 if (test_bit(FLAG_MPI,&ai->flags)) {
4065 memset(&cmd, 0, sizeof(cmd));
4066 memset(&rsp, 0, sizeof(rsp));
4067 ai->config_desc.rid_desc.valid = 1;
4068 ai->config_desc.rid_desc.len = RIDSIZE;
4069 ai->config_desc.rid_desc.rid = 0;
4070 ai->config_desc.rid_desc.host_addr = ai->ridbus;
4072 cmd.cmd = CMD_ACCESS;
4075 memcpy_toio(ai->config_desc.card_ram_off,
4076 &ai->config_desc.rid_desc, sizeof(Rid));
4078 rc = issuecommand(ai, &cmd, &rsp);
4080 if (rsp.status & 0x7f00)
4083 memcpy(pBuf, ai->config_desc.virtual_host_addr, len);
4086 if ((status = PC4500_accessrid(ai, rid, CMD_ACCESS))!=SUCCESS) {
4090 if (bap_setup(ai, rid, 0, BAP1) != SUCCESS) {
4094 // read the rid length field
4095 bap_read(ai, pBuf, 2, BAP1);
4096 // length for remaining part of rid
4097 len = min(len, (int)le16_to_cpu(*(u16*)pBuf)) - 2;
4100 airo_print_err(ai->dev->name,
4101 "Rid %x has a length of %d which is too short",
4102 (int)rid, (int)len );
4106 // read remainder of the rid
4107 rc = bap_read(ai, ((u16*)pBuf)+1, len, BAP1);
4115 /* Note, that we are using BAP1 which is also used by transmit, so
4116 * make sure this isnt called when a transmit is happening */
4117 static int PC4500_writerid(struct airo_info *ai, u16 rid,
4118 const void *pBuf, int len, int lock)
4123 *(u16*)pBuf = cpu_to_le16((u16)len);
4126 if (down_interruptible(&ai->sem))
4129 if (test_bit(FLAG_MPI,&ai->flags)) {
4133 if (test_bit(FLAG_ENABLED, &ai->flags) && (RID_WEP_TEMP != rid))
4134 airo_print_err(ai->dev->name,
4135 "%s: MAC should be disabled (rid=%04x)",
4137 memset(&cmd, 0, sizeof(cmd));
4138 memset(&rsp, 0, sizeof(rsp));
4140 ai->config_desc.rid_desc.valid = 1;
4141 ai->config_desc.rid_desc.len = *((u16 *)pBuf);
4142 ai->config_desc.rid_desc.rid = 0;
4144 cmd.cmd = CMD_WRITERID;
4147 memcpy_toio(ai->config_desc.card_ram_off,
4148 &ai->config_desc.rid_desc, sizeof(Rid));
4150 if (len < 4 || len > 2047) {
4151 airo_print_err(ai->dev->name, "%s: len=%d", __FUNCTION__, len);
4154 memcpy((char *)ai->config_desc.virtual_host_addr,
4157 rc = issuecommand(ai, &cmd, &rsp);
4158 if ((rc & 0xff00) != 0) {
4159 airo_print_err(ai->dev->name, "%s: Write rid Error %d",
4161 airo_print_err(ai->dev->name, "%s: Cmd=%04x",
4162 __FUNCTION__, cmd.cmd);
4165 if ((rsp.status & 0x7f00))
4169 // --- first access so that we can write the rid data
4170 if ( (status = PC4500_accessrid(ai, rid, CMD_ACCESS)) != 0) {
4174 // --- now write the rid data
4175 if (bap_setup(ai, rid, 0, BAP1) != SUCCESS) {
4179 bap_write(ai, pBuf, len, BAP1);
4180 // ---now commit the rid data
4181 rc = PC4500_accessrid(ai, rid, 0x100|CMD_ACCESS);
4189 /* Allocates a FID to be used for transmitting packets. We only use
4191 static u16 transmit_allocate(struct airo_info *ai, int lenPayload, int raw)
4193 unsigned int loop = 3000;
4199 cmd.cmd = CMD_ALLOCATETX;
4200 cmd.parm0 = lenPayload;
4201 if (down_interruptible(&ai->sem))
4203 if (issuecommand(ai, &cmd, &rsp) != SUCCESS) {
4207 if ( (rsp.status & 0xFF00) != 0) {
4211 /* wait for the allocate event/indication
4212 * It makes me kind of nervous that this can just sit here and spin,
4213 * but in practice it only loops like four times. */
4214 while (((IN4500(ai, EVSTAT) & EV_ALLOC) == 0) && --loop);
4220 // get the allocated fid and acknowledge
4221 txFid = IN4500(ai, TXALLOCFID);
4222 OUT4500(ai, EVACK, EV_ALLOC);
4224 /* The CARD is pretty cool since it converts the ethernet packet
4225 * into 802.11. Also note that we don't release the FID since we
4226 * will be using the same one over and over again. */
4227 /* We only have to setup the control once since we are not
4228 * releasing the fid. */
4230 txControl = cpu_to_le16(TXCTL_TXOK | TXCTL_TXEX | TXCTL_802_11
4231 | TXCTL_ETHERNET | TXCTL_NORELEASE);
4233 txControl = cpu_to_le16(TXCTL_TXOK | TXCTL_TXEX | TXCTL_802_3
4234 | TXCTL_ETHERNET | TXCTL_NORELEASE);
4235 if (bap_setup(ai, txFid, 0x0008, BAP1) != SUCCESS)
4238 bap_write(ai, &txControl, sizeof(txControl), BAP1);
4246 /* In general BAP1 is dedicated to transmiting packets. However,
4247 since we need a BAP when accessing RIDs, we also use BAP1 for that.
4248 Make sure the BAP1 spinlock is held when this is called. */
4249 static int transmit_802_3_packet(struct airo_info *ai, int len, char *pPacket)
4260 if (len <= ETH_ALEN * 2) {
4261 airo_print_warn(ai->dev->name, "Short packet %d", len);
4264 len -= ETH_ALEN * 2;
4266 if (test_bit(FLAG_MIC_CAPABLE, &ai->flags) && ai->micstats.enabled &&
4267 (ntohs(((u16 *)pPacket)[6]) != 0x888E)) {
4268 if (encapsulate(ai,(etherHead *)pPacket,&pMic,len) != SUCCESS)
4270 miclen = sizeof(pMic);
4272 // packet is destination[6], source[6], payload[len-12]
4273 // write the payload length and dst/src/payload
4274 if (bap_setup(ai, txFid, 0x0036, BAP1) != SUCCESS) return ERROR;
4275 /* The hardware addresses aren't counted as part of the payload, so
4276 * we have to subtract the 12 bytes for the addresses off */
4277 payloadLen = cpu_to_le16(len + miclen);
4278 bap_write(ai, &payloadLen, sizeof(payloadLen),BAP1);
4279 bap_write(ai, (const u16*)pPacket, sizeof(etherHead), BAP1);
4281 bap_write(ai, (const u16*)&pMic, miclen, BAP1);
4282 bap_write(ai, (const u16*)(pPacket + sizeof(etherHead)), len, BAP1);
4283 // issue the transmit command
4284 memset( &cmd, 0, sizeof( cmd ) );
4285 cmd.cmd = CMD_TRANSMIT;
4287 if (issuecommand(ai, &cmd, &rsp) != SUCCESS) return ERROR;
4288 if ( (rsp.status & 0xFF00) != 0) return ERROR;
4292 static int transmit_802_11_packet(struct airo_info *ai, int len, char *pPacket)
4307 fc = le16_to_cpu(*(const u16*)pPacket);
4310 if ((fc & 0xe0) == 0xc0)
4316 if ((fc&0x300)==0x300){
4325 airo_print_warn(ai->dev->name, "Short packet %d", len);
4329 /* packet is 802.11 header + payload
4330 * write the payload length and dst/src/payload */
4331 if (bap_setup(ai, txFid, 6, BAP1) != SUCCESS) return ERROR;
4332 /* The 802.11 header aren't counted as part of the payload, so
4333 * we have to subtract the header bytes off */
4334 payloadLen = cpu_to_le16(len-hdrlen);
4335 bap_write(ai, &payloadLen, sizeof(payloadLen),BAP1);
4336 if (bap_setup(ai, txFid, 0x0014, BAP1) != SUCCESS) return ERROR;
4337 bap_write(ai, (const u16*)pPacket, hdrlen, BAP1);
4338 bap_write(ai, hdrlen == 30 ?
4339 (const u16*)&gap.gaplen : (const u16*)&gap, 38 - hdrlen, BAP1);
4341 bap_write(ai, (const u16*)(pPacket + hdrlen), len - hdrlen, BAP1);
4342 // issue the transmit command
4343 memset( &cmd, 0, sizeof( cmd ) );
4344 cmd.cmd = CMD_TRANSMIT;
4346 if (issuecommand(ai, &cmd, &rsp) != SUCCESS) return ERROR;
4347 if ( (rsp.status & 0xFF00) != 0) return ERROR;
4352 * This is the proc_fs routines. It is a bit messier than I would
4353 * like! Feel free to clean it up!
4356 static ssize_t proc_read( struct file *file,
4357 char __user *buffer,
4361 static ssize_t proc_write( struct file *file,
4362 const char __user *buffer,
4365 static int proc_close( struct inode *inode, struct file *file );
4367 static int proc_stats_open( struct inode *inode, struct file *file );
4368 static int proc_statsdelta_open( struct inode *inode, struct file *file );
4369 static int proc_status_open( struct inode *inode, struct file *file );
4370 static int proc_SSID_open( struct inode *inode, struct file *file );
4371 static int proc_APList_open( struct inode *inode, struct file *file );
4372 static int proc_BSSList_open( struct inode *inode, struct file *file );
4373 static int proc_config_open( struct inode *inode, struct file *file );
4374 static int proc_wepkey_open( struct inode *inode, struct file *file );
4376 static struct file_operations proc_statsdelta_ops = {
4378 .open = proc_statsdelta_open,
4379 .release = proc_close
4382 static struct file_operations proc_stats_ops = {
4384 .open = proc_stats_open,
4385 .release = proc_close
4388 static struct file_operations proc_status_ops = {
4390 .open = proc_status_open,
4391 .release = proc_close
4394 static struct file_operations proc_SSID_ops = {
4396 .write = proc_write,
4397 .open = proc_SSID_open,
4398 .release = proc_close
4401 static struct file_operations proc_BSSList_ops = {
4403 .write = proc_write,
4404 .open = proc_BSSList_open,
4405 .release = proc_close
4408 static struct file_operations proc_APList_ops = {
4410 .write = proc_write,
4411 .open = proc_APList_open,
4412 .release = proc_close
4415 static struct file_operations proc_config_ops = {
4417 .write = proc_write,
4418 .open = proc_config_open,
4419 .release = proc_close
4422 static struct file_operations proc_wepkey_ops = {
4424 .write = proc_write,
4425 .open = proc_wepkey_open,
4426 .release = proc_close
4429 static struct proc_dir_entry *airo_entry;
4438 void (*on_close) (struct inode *, struct file *);
4442 #define SETPROC_OPS(entry, ops) (entry)->proc_fops = &(ops)
4445 static int setup_proc_entry( struct net_device *dev,
4446 struct airo_info *apriv ) {
4447 struct proc_dir_entry *entry;
4448 /* First setup the device directory */
4449 strcpy(apriv->proc_name,dev->name);
4450 apriv->proc_entry = create_proc_entry(apriv->proc_name,
4453 apriv->proc_entry->uid = proc_uid;
4454 apriv->proc_entry->gid = proc_gid;
4455 apriv->proc_entry->owner = THIS_MODULE;
4457 /* Setup the StatsDelta */
4458 entry = create_proc_entry("StatsDelta",
4459 S_IFREG | (S_IRUGO&proc_perm),
4461 entry->uid = proc_uid;
4462 entry->gid = proc_gid;
4464 entry->owner = THIS_MODULE;
4465 SETPROC_OPS(entry, proc_statsdelta_ops);
4467 /* Setup the Stats */
4468 entry = create_proc_entry("Stats",
4469 S_IFREG | (S_IRUGO&proc_perm),
4471 entry->uid = proc_uid;
4472 entry->gid = proc_gid;
4474 entry->owner = THIS_MODULE;
4475 SETPROC_OPS(entry, proc_stats_ops);
4477 /* Setup the Status */
4478 entry = create_proc_entry("Status",
4479 S_IFREG | (S_IRUGO&proc_perm),
4481 entry->uid = proc_uid;
4482 entry->gid = proc_gid;
4484 entry->owner = THIS_MODULE;
4485 SETPROC_OPS(entry, proc_status_ops);
4487 /* Setup the Config */
4488 entry = create_proc_entry("Config",
4489 S_IFREG | proc_perm,
4491 entry->uid = proc_uid;
4492 entry->gid = proc_gid;
4494 entry->owner = THIS_MODULE;
4495 SETPROC_OPS(entry, proc_config_ops);
4497 /* Setup the SSID */
4498 entry = create_proc_entry("SSID",
4499 S_IFREG | proc_perm,
4501 entry->uid = proc_uid;
4502 entry->gid = proc_gid;
4504 entry->owner = THIS_MODULE;
4505 SETPROC_OPS(entry, proc_SSID_ops);
4507 /* Setup the APList */
4508 entry = create_proc_entry("APList",
4509 S_IFREG | proc_perm,
4511 entry->uid = proc_uid;
4512 entry->gid = proc_gid;
4514 entry->owner = THIS_MODULE;
4515 SETPROC_OPS(entry, proc_APList_ops);
4517 /* Setup the BSSList */
4518 entry = create_proc_entry("BSSList",
4519 S_IFREG | proc_perm,
4521 entry->uid = proc_uid;
4522 entry->gid = proc_gid;
4524 entry->owner = THIS_MODULE;
4525 SETPROC_OPS(entry, proc_BSSList_ops);
4527 /* Setup the WepKey */
4528 entry = create_proc_entry("WepKey",
4529 S_IFREG | proc_perm,
4531 entry->uid = proc_uid;
4532 entry->gid = proc_gid;
4534 entry->owner = THIS_MODULE;
4535 SETPROC_OPS(entry, proc_wepkey_ops);
4540 static int takedown_proc_entry( struct net_device *dev,
4541 struct airo_info *apriv ) {
4542 if ( !apriv->proc_entry->namelen ) return 0;
4543 remove_proc_entry("Stats",apriv->proc_entry);
4544 remove_proc_entry("StatsDelta",apriv->proc_entry);
4545 remove_proc_entry("Status",apriv->proc_entry);
4546 remove_proc_entry("Config",apriv->proc_entry);
4547 remove_proc_entry("SSID",apriv->proc_entry);
4548 remove_proc_entry("APList",apriv->proc_entry);
4549 remove_proc_entry("BSSList",apriv->proc_entry);
4550 remove_proc_entry("WepKey",apriv->proc_entry);
4551 remove_proc_entry(apriv->proc_name,airo_entry);
4556 * What we want from the proc_fs is to be able to efficiently read
4557 * and write the configuration. To do this, we want to read the
4558 * configuration when the file is opened and write it when the file is
4559 * closed. So basically we allocate a read buffer at open and fill it
4560 * with data, and allocate a write buffer and read it at close.
4564 * The read routine is generic, it relies on the preallocated rbuffer
4565 * to supply the data.
4567 static ssize_t proc_read( struct file *file,
4568 char __user *buffer,
4572 loff_t pos = *offset;
4573 struct proc_data *priv = (struct proc_data*)file->private_data;
4580 if (pos >= priv->readlen)
4582 if (len > priv->readlen - pos)
4583 len = priv->readlen - pos;
4584 if (copy_to_user(buffer, priv->rbuffer + pos, len))
4586 *offset = pos + len;
4591 * The write routine is generic, it fills in a preallocated rbuffer
4592 * to supply the data.
4594 static ssize_t proc_write( struct file *file,
4595 const char __user *buffer,
4599 loff_t pos = *offset;
4600 struct proc_data *priv = (struct proc_data*)file->private_data;
4607 if (pos >= priv->maxwritelen)
4609 if (len > priv->maxwritelen - pos)
4610 len = priv->maxwritelen - pos;
4611 if (copy_from_user(priv->wbuffer + pos, buffer, len))
4613 if ( pos + len > priv->writelen )
4614 priv->writelen = len + file->f_pos;
4615 *offset = pos + len;
4619 static int proc_status_open( struct inode *inode, struct file *file ) {
4620 struct proc_data *data;
4621 struct proc_dir_entry *dp = PDE(inode);
4622 struct net_device *dev = dp->data;
4623 struct airo_info *apriv = dev->priv;
4624 CapabilityRid cap_rid;
4625 StatusRid status_rid;
4628 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
4630 data = (struct proc_data *)file->private_data;
4631 if ((data->rbuffer = kmalloc( 2048, GFP_KERNEL )) == NULL) {
4632 kfree (file->private_data);
4636 readStatusRid(apriv, &status_rid, 1);
4637 readCapabilityRid(apriv, &cap_rid, 1);
4639 i = sprintf(data->rbuffer, "Status: %s%s%s%s%s%s%s%s%s\n",
4640 status_rid.mode & 1 ? "CFG ": "",
4641 status_rid.mode & 2 ? "ACT ": "",
4642 status_rid.mode & 0x10 ? "SYN ": "",
4643 status_rid.mode & 0x20 ? "LNK ": "",
4644 status_rid.mode & 0x40 ? "LEAP ": "",
4645 status_rid.mode & 0x80 ? "PRIV ": "",
4646 status_rid.mode & 0x100 ? "KEY ": "",
4647 status_rid.mode & 0x200 ? "WEP ": "",
4648 status_rid.mode & 0x8000 ? "ERR ": "");
4649 sprintf( data->rbuffer+i, "Mode: %x\n"
4650 "Signal Strength: %d\n"
4651 "Signal Quality: %d\n"
4656 "Driver Version: %s\n"
4657 "Device: %s\nManufacturer: %s\nFirmware Version: %s\n"
4658 "Radio type: %x\nCountry: %x\nHardware Version: %x\n"
4659 "Software Version: %x\nSoftware Subversion: %x\n"
4660 "Boot block version: %x\n",
4661 (int)status_rid.mode,
4662 (int)status_rid.normalizedSignalStrength,
4663 (int)status_rid.signalQuality,
4664 (int)status_rid.SSIDlen,
4667 (int)status_rid.channel,
4668 (int)status_rid.currentXmitRate/2,
4676 (int)cap_rid.softVer,
4677 (int)cap_rid.softSubVer,
4678 (int)cap_rid.bootBlockVer );
4679 data->readlen = strlen( data->rbuffer );
4683 static int proc_stats_rid_open(struct inode*, struct file*, u16);
4684 static int proc_statsdelta_open( struct inode *inode,
4685 struct file *file ) {
4686 if (file->f_mode&FMODE_WRITE) {
4687 return proc_stats_rid_open(inode, file, RID_STATSDELTACLEAR);
4689 return proc_stats_rid_open(inode, file, RID_STATSDELTA);
4692 static int proc_stats_open( struct inode *inode, struct file *file ) {
4693 return proc_stats_rid_open(inode, file, RID_STATS);
4696 static int proc_stats_rid_open( struct inode *inode,
4699 struct proc_data *data;
4700 struct proc_dir_entry *dp = PDE(inode);
4701 struct net_device *dev = dp->data;
4702 struct airo_info *apriv = dev->priv;
4705 u32 *vals = stats.vals;
4707 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
4709 data = (struct proc_data *)file->private_data;
4710 if ((data->rbuffer = kmalloc( 4096, GFP_KERNEL )) == NULL) {
4711 kfree (file->private_data);
4715 readStatsRid(apriv, &stats, rid, 1);
4718 for(i=0; statsLabels[i]!=(char *)-1 &&
4719 i*4<stats.len; i++){
4720 if (!statsLabels[i]) continue;
4721 if (j+strlen(statsLabels[i])+16>4096) {
4722 airo_print_warn(apriv->dev->name,
4723 "Potentially disasterous buffer overflow averted!");
4726 j+=sprintf(data->rbuffer+j, "%s: %u\n", statsLabels[i], vals[i]);
4728 if (i*4>=stats.len){
4729 airo_print_warn(apriv->dev->name, "Got a short rid");
4735 static int get_dec_u16( char *buffer, int *start, int limit ) {
4738 for( value = 0; buffer[*start] >= '0' &&
4739 buffer[*start] <= '9' &&
4740 *start < limit; (*start)++ ) {
4743 value += buffer[*start] - '0';
4745 if ( !valid ) return -1;
4749 static int airo_config_commit(struct net_device *dev,
4750 struct iw_request_info *info, void *zwrq,
4753 static void proc_config_on_close( struct inode *inode, struct file *file ) {
4754 struct proc_data *data = file->private_data;
4755 struct proc_dir_entry *dp = PDE(inode);
4756 struct net_device *dev = dp->data;
4757 struct airo_info *ai = dev->priv;
4760 if ( !data->writelen ) return;
4762 readConfigRid(ai, 1);
4763 set_bit (FLAG_COMMIT, &ai->flags);
4765 line = data->wbuffer;
4767 /*** Mode processing */
4768 if ( !strncmp( line, "Mode: ", 6 ) ) {
4770 if ((ai->config.rmode & 0xff) >= RXMODE_RFMON)
4771 set_bit (FLAG_RESET, &ai->flags);
4772 ai->config.rmode &= 0xfe00;
4773 clear_bit (FLAG_802_11, &ai->flags);
4774 ai->config.opmode &= 0xFF00;
4775 ai->config.scanMode = SCANMODE_ACTIVE;
4776 if ( line[0] == 'a' ) {
4777 ai->config.opmode |= 0;
4779 ai->config.opmode |= 1;
4780 if ( line[0] == 'r' ) {
4781 ai->config.rmode |= RXMODE_RFMON | RXMODE_DISABLE_802_3_HEADER;
4782 ai->config.scanMode = SCANMODE_PASSIVE;
4783 set_bit (FLAG_802_11, &ai->flags);
4784 } else if ( line[0] == 'y' ) {
4785 ai->config.rmode |= RXMODE_RFMON_ANYBSS | RXMODE_DISABLE_802_3_HEADER;
4786 ai->config.scanMode = SCANMODE_PASSIVE;
4787 set_bit (FLAG_802_11, &ai->flags);
4788 } else if ( line[0] == 'l' )
4789 ai->config.rmode |= RXMODE_LANMON;
4791 set_bit (FLAG_COMMIT, &ai->flags);
4794 /*** Radio status */
4795 else if (!strncmp(line,"Radio: ", 7)) {
4797 if (!strncmp(line,"off",3)) {
4798 set_bit (FLAG_RADIO_OFF, &ai->flags);
4800 clear_bit (FLAG_RADIO_OFF, &ai->flags);
4803 /*** NodeName processing */
4804 else if ( !strncmp( line, "NodeName: ", 10 ) ) {
4808 memset( ai->config.nodeName, 0, 16 );
4809 /* Do the name, assume a space between the mode and node name */
4810 for( j = 0; j < 16 && line[j] != '\n'; j++ ) {
4811 ai->config.nodeName[j] = line[j];
4813 set_bit (FLAG_COMMIT, &ai->flags);
4816 /*** PowerMode processing */
4817 else if ( !strncmp( line, "PowerMode: ", 11 ) ) {
4819 if ( !strncmp( line, "PSPCAM", 6 ) ) {
4820 ai->config.powerSaveMode = POWERSAVE_PSPCAM;
4821 set_bit (FLAG_COMMIT, &ai->flags);
4822 } else if ( !strncmp( line, "PSP", 3 ) ) {
4823 ai->config.powerSaveMode = POWERSAVE_PSP;
4824 set_bit (FLAG_COMMIT, &ai->flags);
4826 ai->config.powerSaveMode = POWERSAVE_CAM;
4827 set_bit (FLAG_COMMIT, &ai->flags);
4829 } else if ( !strncmp( line, "DataRates: ", 11 ) ) {
4830 int v, i = 0, k = 0; /* i is index into line,
4831 k is index to rates */
4834 while((v = get_dec_u16(line, &i, 3))!=-1) {
4835 ai->config.rates[k++] = (u8)v;
4839 set_bit (FLAG_COMMIT, &ai->flags);
4840 } else if ( !strncmp( line, "Channel: ", 9 ) ) {
4843 v = get_dec_u16(line, &i, i+3);
4845 ai->config.channelSet = (u16)v;
4846 set_bit (FLAG_COMMIT, &ai->flags);
4848 } else if ( !strncmp( line, "XmitPower: ", 11 ) ) {
4851 v = get_dec_u16(line, &i, i+3);
4853 ai->config.txPower = (u16)v;
4854 set_bit (FLAG_COMMIT, &ai->flags);
4856 } else if ( !strncmp( line, "WEP: ", 5 ) ) {
4860 ai->config.authType = (u16)AUTH_SHAREDKEY;
4863 ai->config.authType = (u16)AUTH_ENCRYPT;
4866 ai->config.authType = (u16)AUTH_OPEN;
4869 set_bit (FLAG_COMMIT, &ai->flags);
4870 } else if ( !strncmp( line, "LongRetryLimit: ", 16 ) ) {
4874 v = get_dec_u16(line, &i, 3);
4875 v = (v<0) ? 0 : ((v>255) ? 255 : v);
4876 ai->config.longRetryLimit = (u16)v;
4877 set_bit (FLAG_COMMIT, &ai->flags);
4878 } else if ( !strncmp( line, "ShortRetryLimit: ", 17 ) ) {
4882 v = get_dec_u16(line, &i, 3);
4883 v = (v<0) ? 0 : ((v>255) ? 255 : v);
4884 ai->config.shortRetryLimit = (u16)v;
4885 set_bit (FLAG_COMMIT, &ai->flags);
4886 } else if ( !strncmp( line, "RTSThreshold: ", 14 ) ) {
4890 v = get_dec_u16(line, &i, 4);
4891 v = (v<0) ? 0 : ((v>AIRO_DEF_MTU) ? AIRO_DEF_MTU : v);
4892 ai->config.rtsThres = (u16)v;
4893 set_bit (FLAG_COMMIT, &ai->flags);
4894 } else if ( !strncmp( line, "TXMSDULifetime: ", 16 ) ) {
4898 v = get_dec_u16(line, &i, 5);
4900 ai->config.txLifetime = (u16)v;
4901 set_bit (FLAG_COMMIT, &ai->flags);
4902 } else if ( !strncmp( line, "RXMSDULifetime: ", 16 ) ) {
4906 v = get_dec_u16(line, &i, 5);
4908 ai->config.rxLifetime = (u16)v;
4909 set_bit (FLAG_COMMIT, &ai->flags);
4910 } else if ( !strncmp( line, "TXDiversity: ", 13 ) ) {
4911 ai->config.txDiversity =
4912 (line[13]=='l') ? 1 :
4913 ((line[13]=='r')? 2: 3);
4914 set_bit (FLAG_COMMIT, &ai->flags);
4915 } else if ( !strncmp( line, "RXDiversity: ", 13 ) ) {
4916 ai->config.rxDiversity =
4917 (line[13]=='l') ? 1 :
4918 ((line[13]=='r')? 2: 3);
4919 set_bit (FLAG_COMMIT, &ai->flags);
4920 } else if ( !strncmp( line, "FragThreshold: ", 15 ) ) {
4924 v = get_dec_u16(line, &i, 4);
4925 v = (v<256) ? 256 : ((v>AIRO_DEF_MTU) ? AIRO_DEF_MTU : v);
4926 v = v & 0xfffe; /* Make sure its even */
4927 ai->config.fragThresh = (u16)v;
4928 set_bit (FLAG_COMMIT, &ai->flags);
4929 } else if (!strncmp(line, "Modulation: ", 12)) {
4932 case 'd': ai->config.modulation=MOD_DEFAULT; set_bit(FLAG_COMMIT, &ai->flags); break;
4933 case 'c': ai->config.modulation=MOD_CCK; set_bit(FLAG_COMMIT, &ai->flags); break;
4934 case 'm': ai->config.modulation=MOD_MOK; set_bit(FLAG_COMMIT, &ai->flags); break;
4935 default: airo_print_warn(ai->dev->name, "Unknown modulation");
4937 } else if (!strncmp(line, "Preamble: ", 10)) {
4940 case 'a': ai->config.preamble=PREAMBLE_AUTO; set_bit(FLAG_COMMIT, &ai->flags); break;
4941 case 'l': ai->config.preamble=PREAMBLE_LONG; set_bit(FLAG_COMMIT, &ai->flags); break;
4942 case 's': ai->config.preamble=PREAMBLE_SHORT; set_bit(FLAG_COMMIT, &ai->flags); break;
4943 default: airo_print_warn(ai->dev->name, "Unknown preamble");
4946 airo_print_warn(ai->dev->name, "Couldn't figure out %s", line);
4948 while( line[0] && line[0] != '\n' ) line++;
4949 if ( line[0] ) line++;
4951 airo_config_commit(dev, NULL, NULL, NULL);
4954 static char *get_rmode(u16 mode) {
4956 case RXMODE_RFMON: return "rfmon";
4957 case RXMODE_RFMON_ANYBSS: return "yna (any) bss rfmon";
4958 case RXMODE_LANMON: return "lanmon";
4963 static int proc_config_open( struct inode *inode, struct file *file ) {
4964 struct proc_data *data;
4965 struct proc_dir_entry *dp = PDE(inode);
4966 struct net_device *dev = dp->data;
4967 struct airo_info *ai = dev->priv;
4970 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
4972 data = (struct proc_data *)file->private_data;
4973 if ((data->rbuffer = kmalloc( 2048, GFP_KERNEL )) == NULL) {
4974 kfree (file->private_data);
4977 if ((data->wbuffer = kzalloc( 2048, GFP_KERNEL )) == NULL) {
4978 kfree (data->rbuffer);
4979 kfree (file->private_data);
4982 data->maxwritelen = 2048;
4983 data->on_close = proc_config_on_close;
4985 readConfigRid(ai, 1);
4987 i = sprintf( data->rbuffer,
4992 "DataRates: %d %d %d %d %d %d %d %d\n"
4995 (ai->config.opmode & 0xFF) == 0 ? "adhoc" :
4996 (ai->config.opmode & 0xFF) == 1 ? get_rmode(ai->config.rmode):
4997 (ai->config.opmode & 0xFF) == 2 ? "AP" :
4998 (ai->config.opmode & 0xFF) == 3 ? "AP RPTR" : "Error",
4999 test_bit(FLAG_RADIO_OFF, &ai->flags) ? "off" : "on",
5000 ai->config.nodeName,
5001 ai->config.powerSaveMode == 0 ? "CAM" :
5002 ai->config.powerSaveMode == 1 ? "PSP" :
5003 ai->config.powerSaveMode == 2 ? "PSPCAM" : "Error",
5004 (int)ai->config.rates[0],
5005 (int)ai->config.rates[1],
5006 (int)ai->config.rates[2],
5007 (int)ai->config.rates[3],
5008 (int)ai->config.rates[4],
5009 (int)ai->config.rates[5],
5010 (int)ai->config.rates[6],
5011 (int)ai->config.rates[7],
5012 (int)ai->config.channelSet,
5013 (int)ai->config.txPower
5015 sprintf( data->rbuffer + i,
5016 "LongRetryLimit: %d\n"
5017 "ShortRetryLimit: %d\n"
5018 "RTSThreshold: %d\n"
5019 "TXMSDULifetime: %d\n"
5020 "RXMSDULifetime: %d\n"
5023 "FragThreshold: %d\n"
5027 (int)ai->config.longRetryLimit,
5028 (int)ai->config.shortRetryLimit,
5029 (int)ai->config.rtsThres,
5030 (int)ai->config.txLifetime,
5031 (int)ai->config.rxLifetime,
5032 ai->config.txDiversity == 1 ? "left" :
5033 ai->config.txDiversity == 2 ? "right" : "both",
5034 ai->config.rxDiversity == 1 ? "left" :
5035 ai->config.rxDiversity == 2 ? "right" : "both",
5036 (int)ai->config.fragThresh,
5037 ai->config.authType == AUTH_ENCRYPT ? "encrypt" :
5038 ai->config.authType == AUTH_SHAREDKEY ? "shared" : "open",
5039 ai->config.modulation == 0 ? "default" :
5040 ai->config.modulation == MOD_CCK ? "cck" :
5041 ai->config.modulation == MOD_MOK ? "mok" : "error",
5042 ai->config.preamble == PREAMBLE_AUTO ? "auto" :
5043 ai->config.preamble == PREAMBLE_LONG ? "long" :
5044 ai->config.preamble == PREAMBLE_SHORT ? "short" : "error"
5046 data->readlen = strlen( data->rbuffer );
5050 static void proc_SSID_on_close( struct inode *inode, struct file *file ) {
5051 struct proc_data *data = (struct proc_data *)file->private_data;
5052 struct proc_dir_entry *dp = PDE(inode);
5053 struct net_device *dev = dp->data;
5054 struct airo_info *ai = dev->priv;
5060 if ( !data->writelen ) return;
5062 memset( &SSID_rid, 0, sizeof( SSID_rid ) );
5064 for( i = 0; i < 3; i++ ) {
5066 for( j = 0; j+offset < data->writelen && j < 32 &&
5067 data->wbuffer[offset+j] != '\n'; j++ ) {
5068 SSID_rid.ssids[i].ssid[j] = data->wbuffer[offset+j];
5070 if ( j == 0 ) break;
5071 SSID_rid.ssids[i].len = j;
5073 while( data->wbuffer[offset] != '\n' &&
5074 offset < data->writelen ) offset++;
5078 SSID_rid.len = sizeof(SSID_rid);
5080 writeSsidRid(ai, &SSID_rid, 1);
5081 enable_MAC(ai, &rsp, 1);
5084 static inline u8 hexVal(char c) {
5085 if (c>='0' && c<='9') return c -= '0';
5086 if (c>='a' && c<='f') return c -= 'a'-10;
5087 if (c>='A' && c<='F') return c -= 'A'-10;
5091 static void proc_APList_on_close( struct inode *inode, struct file *file ) {
5092 struct proc_data *data = (struct proc_data *)file->private_data;
5093 struct proc_dir_entry *dp = PDE(inode);
5094 struct net_device *dev = dp->data;
5095 struct airo_info *ai = dev->priv;
5096 APListRid APList_rid;
5100 if ( !data->writelen ) return;
5102 memset( &APList_rid, 0, sizeof(APList_rid) );
5103 APList_rid.len = sizeof(APList_rid);
5105 for( i = 0; i < 4 && data->writelen >= (i+1)*6*3; i++ ) {
5107 for( j = 0; j < 6*3 && data->wbuffer[j+i*6*3]; j++ ) {
5110 APList_rid.ap[i][j/3]=
5111 hexVal(data->wbuffer[j+i*6*3])<<4;
5114 APList_rid.ap[i][j/3]|=
5115 hexVal(data->wbuffer[j+i*6*3]);
5121 writeAPListRid(ai, &APList_rid, 1);
5122 enable_MAC(ai, &rsp, 1);
5125 /* This function wraps PC4500_writerid with a MAC disable */
5126 static int do_writerid( struct airo_info *ai, u16 rid, const void *rid_data,
5127 int len, int dummy ) {
5132 rc = PC4500_writerid(ai, rid, rid_data, len, 1);
5133 enable_MAC(ai, &rsp, 1);
5137 /* Returns the length of the key at the index. If index == 0xffff
5138 * the index of the transmit key is returned. If the key doesn't exist,
5139 * -1 will be returned.
5141 static int get_wep_key(struct airo_info *ai, u16 index) {
5146 rc = readWepKeyRid(ai, &wkr, 1, 1);
5147 if (rc == SUCCESS) do {
5148 lastindex = wkr.kindex;
5149 if (wkr.kindex == index) {
5150 if (index == 0xffff) {
5155 readWepKeyRid(ai, &wkr, 0, 1);
5156 } while(lastindex != wkr.kindex);
5160 static int set_wep_key(struct airo_info *ai, u16 index,
5161 const char *key, u16 keylen, int perm, int lock ) {
5162 static const unsigned char macaddr[ETH_ALEN] = { 0x01, 0, 0, 0, 0, 0 };
5166 memset(&wkr, 0, sizeof(wkr));
5168 // We are selecting which key to use
5169 wkr.len = sizeof(wkr);
5170 wkr.kindex = 0xffff;
5171 wkr.mac[0] = (char)index;
5172 if (perm) ai->defindex = (char)index;
5174 // We are actually setting the key
5175 wkr.len = sizeof(wkr);
5178 memcpy( wkr.key, key, keylen );
5179 memcpy( wkr.mac, macaddr, ETH_ALEN );
5182 if (perm) disable_MAC(ai, lock);
5183 writeWepKeyRid(ai, &wkr, perm, lock);
5184 if (perm) enable_MAC(ai, &rsp, lock);
5188 static void proc_wepkey_on_close( struct inode *inode, struct file *file ) {
5189 struct proc_data *data;
5190 struct proc_dir_entry *dp = PDE(inode);
5191 struct net_device *dev = dp->data;
5192 struct airo_info *ai = dev->priv;
5198 memset(key, 0, sizeof(key));
5200 data = (struct proc_data *)file->private_data;
5201 if ( !data->writelen ) return;
5203 if (data->wbuffer[0] >= '0' && data->wbuffer[0] <= '3' &&
5204 (data->wbuffer[1] == ' ' || data->wbuffer[1] == '\n')) {
5205 index = data->wbuffer[0] - '0';
5206 if (data->wbuffer[1] == '\n') {
5207 set_wep_key(ai, index, NULL, 0, 1, 1);
5212 airo_print_err(ai->dev->name, "WepKey passed invalid key index");
5216 for( i = 0; i < 16*3 && data->wbuffer[i+j]; i++ ) {
5219 key[i/3] = hexVal(data->wbuffer[i+j])<<4;
5222 key[i/3] |= hexVal(data->wbuffer[i+j]);
5226 set_wep_key(ai, index, key, i/3, 1, 1);
5229 static int proc_wepkey_open( struct inode *inode, struct file *file ) {
5230 struct proc_data *data;
5231 struct proc_dir_entry *dp = PDE(inode);
5232 struct net_device *dev = dp->data;
5233 struct airo_info *ai = dev->priv;
5240 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
5242 memset(&wkr, 0, sizeof(wkr));
5243 data = (struct proc_data *)file->private_data;
5244 if ((data->rbuffer = kzalloc( 180, GFP_KERNEL )) == NULL) {
5245 kfree (file->private_data);
5249 data->maxwritelen = 80;
5250 if ((data->wbuffer = kzalloc( 80, GFP_KERNEL )) == NULL) {
5251 kfree (data->rbuffer);
5252 kfree (file->private_data);
5255 data->on_close = proc_wepkey_on_close;
5257 ptr = data->rbuffer;
5258 strcpy(ptr, "No wep keys\n");
5259 rc = readWepKeyRid(ai, &wkr, 1, 1);
5260 if (rc == SUCCESS) do {
5261 lastindex = wkr.kindex;
5262 if (wkr.kindex == 0xffff) {
5263 j += sprintf(ptr+j, "Tx key = %d\n",
5266 j += sprintf(ptr+j, "Key %d set with length = %d\n",
5267 (int)wkr.kindex, (int)wkr.klen);
5269 readWepKeyRid(ai, &wkr, 0, 1);
5270 } while((lastindex != wkr.kindex) && (j < 180-30));
5272 data->readlen = strlen( data->rbuffer );
5276 static int proc_SSID_open( struct inode *inode, struct file *file ) {
5277 struct proc_data *data;
5278 struct proc_dir_entry *dp = PDE(inode);
5279 struct net_device *dev = dp->data;
5280 struct airo_info *ai = dev->priv;
5285 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
5287 data = (struct proc_data *)file->private_data;
5288 if ((data->rbuffer = kmalloc( 104, GFP_KERNEL )) == NULL) {
5289 kfree (file->private_data);
5293 data->maxwritelen = 33*3;
5294 if ((data->wbuffer = kzalloc( 33*3, GFP_KERNEL )) == NULL) {
5295 kfree (data->rbuffer);
5296 kfree (file->private_data);
5299 data->on_close = proc_SSID_on_close;
5301 readSsidRid(ai, &SSID_rid);
5302 ptr = data->rbuffer;
5303 for( i = 0; i < 3; i++ ) {
5305 if ( !SSID_rid.ssids[i].len ) break;
5306 for( j = 0; j < 32 &&
5307 j < SSID_rid.ssids[i].len &&
5308 SSID_rid.ssids[i].ssid[j]; j++ ) {
5309 *ptr++ = SSID_rid.ssids[i].ssid[j];
5314 data->readlen = strlen( data->rbuffer );
5318 static int proc_APList_open( struct inode *inode, struct file *file ) {
5319 struct proc_data *data;
5320 struct proc_dir_entry *dp = PDE(inode);
5321 struct net_device *dev = dp->data;
5322 struct airo_info *ai = dev->priv;
5325 APListRid APList_rid;
5327 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
5329 data = (struct proc_data *)file->private_data;
5330 if ((data->rbuffer = kmalloc( 104, GFP_KERNEL )) == NULL) {
5331 kfree (file->private_data);
5335 data->maxwritelen = 4*6*3;
5336 if ((data->wbuffer = kzalloc( data->maxwritelen, GFP_KERNEL )) == NULL) {
5337 kfree (data->rbuffer);
5338 kfree (file->private_data);
5341 data->on_close = proc_APList_on_close;
5343 readAPListRid(ai, &APList_rid);
5344 ptr = data->rbuffer;
5345 for( i = 0; i < 4; i++ ) {
5346 // We end when we find a zero MAC
5347 if ( !*(int*)APList_rid.ap[i] &&
5348 !*(int*)&APList_rid.ap[i][2]) break;
5349 ptr += sprintf(ptr, "%02x:%02x:%02x:%02x:%02x:%02x\n",
5350 (int)APList_rid.ap[i][0],
5351 (int)APList_rid.ap[i][1],
5352 (int)APList_rid.ap[i][2],
5353 (int)APList_rid.ap[i][3],
5354 (int)APList_rid.ap[i][4],
5355 (int)APList_rid.ap[i][5]);
5357 if (i==0) ptr += sprintf(ptr, "Not using specific APs\n");
5360 data->readlen = strlen( data->rbuffer );
5364 static int proc_BSSList_open( struct inode *inode, struct file *file ) {
5365 struct proc_data *data;
5366 struct proc_dir_entry *dp = PDE(inode);
5367 struct net_device *dev = dp->data;
5368 struct airo_info *ai = dev->priv;
5370 BSSListRid BSSList_rid;
5372 /* If doLoseSync is not 1, we won't do a Lose Sync */
5373 int doLoseSync = -1;
5375 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
5377 data = (struct proc_data *)file->private_data;
5378 if ((data->rbuffer = kmalloc( 1024, GFP_KERNEL )) == NULL) {
5379 kfree (file->private_data);
5383 data->maxwritelen = 0;
5384 data->wbuffer = NULL;
5385 data->on_close = NULL;
5387 if (file->f_mode & FMODE_WRITE) {
5388 if (!(file->f_mode & FMODE_READ)) {
5392 if (ai->flags & FLAG_RADIO_MASK) return -ENETDOWN;
5393 memset(&cmd, 0, sizeof(cmd));
5394 cmd.cmd=CMD_LISTBSS;
5395 if (down_interruptible(&ai->sem))
5396 return -ERESTARTSYS;
5397 issuecommand(ai, &cmd, &rsp);
5404 ptr = data->rbuffer;
5405 /* There is a race condition here if there are concurrent opens.
5406 Since it is a rare condition, we'll just live with it, otherwise
5407 we have to add a spin lock... */
5408 rc = readBSSListRid(ai, doLoseSync, &BSSList_rid);
5409 while(rc == 0 && BSSList_rid.index != 0xffff) {
5410 ptr += sprintf(ptr, "%02x:%02x:%02x:%02x:%02x:%02x %*s rssi = %d",
5411 (int)BSSList_rid.bssid[0],
5412 (int)BSSList_rid.bssid[1],
5413 (int)BSSList_rid.bssid[2],
5414 (int)BSSList_rid.bssid[3],
5415 (int)BSSList_rid.bssid[4],
5416 (int)BSSList_rid.bssid[5],
5417 (int)BSSList_rid.ssidLen,
5419 (int)BSSList_rid.dBm);
5420 ptr += sprintf(ptr, " channel = %d %s %s %s %s\n",
5421 (int)BSSList_rid.dsChannel,
5422 BSSList_rid.cap & CAP_ESS ? "ESS" : "",
5423 BSSList_rid.cap & CAP_IBSS ? "adhoc" : "",
5424 BSSList_rid.cap & CAP_PRIVACY ? "wep" : "",
5425 BSSList_rid.cap & CAP_SHORTHDR ? "shorthdr" : "");
5426 rc = readBSSListRid(ai, 0, &BSSList_rid);
5429 data->readlen = strlen( data->rbuffer );
5433 static int proc_close( struct inode *inode, struct file *file )
5435 struct proc_data *data = file->private_data;
5437 if (data->on_close != NULL)
5438 data->on_close(inode, file);
5439 kfree(data->rbuffer);
5440 kfree(data->wbuffer);
5445 static struct net_device_list {
5446 struct net_device *dev;
5447 struct net_device_list *next;
5450 /* Since the card doesn't automatically switch to the right WEP mode,
5451 we will make it do it. If the card isn't associated, every secs we
5452 will switch WEP modes to see if that will help. If the card is
5453 associated we will check every minute to see if anything has
5455 static void timer_func( struct net_device *dev ) {
5456 struct airo_info *apriv = dev->priv;
5459 /* We don't have a link so try changing the authtype */
5460 readConfigRid(apriv, 0);
5461 disable_MAC(apriv, 0);
5462 switch(apriv->config.authType) {
5464 /* So drop to OPEN */
5465 apriv->config.authType = AUTH_OPEN;
5467 case AUTH_SHAREDKEY:
5468 if (apriv->keyindex < auto_wep) {
5469 set_wep_key(apriv, apriv->keyindex, NULL, 0, 0, 0);
5470 apriv->config.authType = AUTH_SHAREDKEY;
5473 /* Drop to ENCRYPT */
5474 apriv->keyindex = 0;
5475 set_wep_key(apriv, apriv->defindex, NULL, 0, 0, 0);
5476 apriv->config.authType = AUTH_ENCRYPT;
5479 default: /* We'll escalate to SHAREDKEY */
5480 apriv->config.authType = AUTH_SHAREDKEY;
5482 set_bit (FLAG_COMMIT, &apriv->flags);
5483 writeConfigRid(apriv, 0);
5484 enable_MAC(apriv, &rsp, 0);
5487 /* Schedule check to see if the change worked */
5488 clear_bit(JOB_AUTOWEP, &apriv->flags);
5489 apriv->expires = RUN_AT(HZ*3);
5492 static int add_airo_dev( struct net_device *dev ) {
5493 struct net_device_list *node = kmalloc( sizeof( *node ), GFP_KERNEL );
5498 node->next = airo_devices;
5499 airo_devices = node;
5504 static void del_airo_dev( struct net_device *dev ) {
5505 struct net_device_list **p = &airo_devices;
5506 while( *p && ( (*p)->dev != dev ) )
5508 if ( *p && (*p)->dev == dev )
5513 static int __devinit airo_pci_probe(struct pci_dev *pdev,
5514 const struct pci_device_id *pent)
5516 struct net_device *dev;
5518 if (pci_enable_device(pdev))
5520 pci_set_master(pdev);
5522 if (pdev->device == 0x5000 || pdev->device == 0xa504)
5523 dev = _init_airo_card(pdev->irq, pdev->resource[0].start, 0, pdev, &pdev->dev);
5525 dev = _init_airo_card(pdev->irq, pdev->resource[2].start, 0, pdev, &pdev->dev);
5529 pci_set_drvdata(pdev, dev);
5533 static void __devexit airo_pci_remove(struct pci_dev *pdev)
5537 static int airo_pci_suspend(struct pci_dev *pdev, pm_message_t state)
5539 struct net_device *dev = pci_get_drvdata(pdev);
5540 struct airo_info *ai = dev->priv;
5544 if ((ai->APList == NULL) &&
5545 (ai->APList = kmalloc(sizeof(APListRid), GFP_KERNEL)) == NULL)
5547 if ((ai->SSID == NULL) &&
5548 (ai->SSID = kmalloc(sizeof(SsidRid), GFP_KERNEL)) == NULL)
5550 readAPListRid(ai, ai->APList);
5551 readSsidRid(ai, ai->SSID);
5552 memset(&cmd, 0, sizeof(cmd));
5553 /* the lock will be released at the end of the resume callback */
5554 if (down_interruptible(&ai->sem))
5557 netif_device_detach(dev);
5560 issuecommand(ai, &cmd, &rsp);
5562 pci_enable_wake(pdev, pci_choose_state(pdev, state), 1);
5563 pci_save_state(pdev);
5564 return pci_set_power_state(pdev, pci_choose_state(pdev, state));
5567 static int airo_pci_resume(struct pci_dev *pdev)
5569 struct net_device *dev = pci_get_drvdata(pdev);
5570 struct airo_info *ai = dev->priv;
5572 pci_power_t prev_state = pdev->current_state;
5574 pci_set_power_state(pdev, PCI_D0);
5575 pci_restore_state(pdev);
5576 pci_enable_wake(pdev, PCI_D0, 0);
5578 if (prev_state != PCI_D1) {
5580 mpi_init_descriptors(ai);
5581 setup_card(ai, dev->dev_addr, 0);
5582 clear_bit(FLAG_RADIO_OFF, &ai->flags);
5583 clear_bit(FLAG_PENDING_XMIT, &ai->flags);
5585 OUT4500(ai, EVACK, EV_AWAKEN);
5586 OUT4500(ai, EVACK, EV_AWAKEN);
5590 set_bit (FLAG_COMMIT, &ai->flags);
5594 writeSsidRid(ai, ai->SSID, 0);
5599 writeAPListRid(ai, ai->APList, 0);
5603 writeConfigRid(ai, 0);
5604 enable_MAC(ai, &rsp, 0);
5605 ai->power = PMSG_ON;
5606 netif_device_attach(dev);
5607 netif_wake_queue(dev);
5608 enable_interrupts(ai);
5614 static int __init airo_init_module( void )
5616 int i, have_isa_dev = 0;
5618 airo_entry = create_proc_entry("aironet",
5619 S_IFDIR | airo_perm,
5621 airo_entry->uid = proc_uid;
5622 airo_entry->gid = proc_gid;
5624 for( i = 0; i < 4 && io[i] && irq[i]; i++ ) {
5625 airo_print_info("", "Trying to configure ISA adapter at irq=%d "
5626 "io=0x%x", irq[i], io[i] );
5627 if (init_airo_card( irq[i], io[i], 0, NULL ))
5632 airo_print_info("", "Probing for PCI adapters");
5633 pci_register_driver(&airo_driver);
5634 airo_print_info("", "Finished probing for PCI adapters");
5637 /* Always exit with success, as we are a library module
5638 * as well as a driver module
5643 static void __exit airo_cleanup_module( void )
5645 while( airo_devices ) {
5646 airo_print_info(airo_devices->dev->name, "Unregistering...\n");
5647 stop_airo_card( airo_devices->dev, 1 );
5650 pci_unregister_driver(&airo_driver);
5652 remove_proc_entry("aironet", proc_root_driver);
5656 * Initial Wireless Extension code for Aironet driver by :
5657 * Jean Tourrilhes <jt@hpl.hp.com> - HPL - 17 November 00
5658 * Conversion to new driver API by :
5659 * Jean Tourrilhes <jt@hpl.hp.com> - HPL - 26 March 02
5660 * Javier also did a good amount of work here, adding some new extensions
5661 * and fixing my code. Let's just say that without him this code just
5662 * would not work at all... - Jean II
5665 static u8 airo_rssi_to_dbm (tdsRssiEntry *rssi_rid, u8 rssi)
5670 return (0x100 - rssi_rid[rssi].rssidBm);
5673 static u8 airo_dbm_to_pct (tdsRssiEntry *rssi_rid, u8 dbm)
5680 for( i = 0; i < 256; i++ )
5681 if (rssi_rid[i].rssidBm == dbm)
5682 return rssi_rid[i].rssipct;
5688 static int airo_get_quality (StatusRid *status_rid, CapabilityRid *cap_rid)
5692 if ((status_rid->mode & 0x3f) == 0x3f && (cap_rid->hardCap & 8)) {
5693 if (memcmp(cap_rid->prodName, "350", 3))
5694 if (status_rid->signalQuality > 0x20)
5697 quality = 0x20 - status_rid->signalQuality;
5699 if (status_rid->signalQuality > 0xb0)
5701 else if (status_rid->signalQuality < 0x10)
5704 quality = 0xb0 - status_rid->signalQuality;
5709 #define airo_get_max_quality(cap_rid) (memcmp((cap_rid)->prodName, "350", 3) ? 0x20 : 0xa0)
5710 #define airo_get_avg_quality(cap_rid) (memcmp((cap_rid)->prodName, "350", 3) ? 0x10 : 0x50);
5712 /*------------------------------------------------------------------*/
5714 * Wireless Handler : get protocol name
5716 static int airo_get_name(struct net_device *dev,
5717 struct iw_request_info *info,
5721 strcpy(cwrq, "IEEE 802.11-DS");
5725 /*------------------------------------------------------------------*/
5727 * Wireless Handler : set frequency
5729 static int airo_set_freq(struct net_device *dev,
5730 struct iw_request_info *info,
5731 struct iw_freq *fwrq,
5734 struct airo_info *local = dev->priv;
5735 int rc = -EINPROGRESS; /* Call commit handler */
5737 /* If setting by frequency, convert to a channel */
5738 if((fwrq->e == 1) &&
5739 (fwrq->m >= (int) 2.412e8) &&
5740 (fwrq->m <= (int) 2.487e8)) {
5741 int f = fwrq->m / 100000;
5743 while((c < 14) && (f != frequency_list[c]))
5745 /* Hack to fall through... */
5749 /* Setting by channel number */
5750 if((fwrq->m > 1000) || (fwrq->e > 0))
5753 int channel = fwrq->m;
5754 /* We should do a better check than that,
5755 * based on the card capability !!! */
5756 if((channel < 1) || (channel > 14)) {
5757 airo_print_dbg(dev->name, "New channel value of %d is invalid!",
5761 readConfigRid(local, 1);
5762 /* Yes ! We can set it !!! */
5763 local->config.channelSet = (u16) channel;
5764 set_bit (FLAG_COMMIT, &local->flags);
5770 /*------------------------------------------------------------------*/
5772 * Wireless Handler : get frequency
5774 static int airo_get_freq(struct net_device *dev,
5775 struct iw_request_info *info,
5776 struct iw_freq *fwrq,
5779 struct airo_info *local = dev->priv;
5780 StatusRid status_rid; /* Card status info */
5783 readConfigRid(local, 1);
5784 if ((local->config.opmode & 0xFF) == MODE_STA_ESS)
5785 status_rid.channel = local->config.channelSet;
5787 readStatusRid(local, &status_rid, 1);
5789 ch = (int)status_rid.channel;
5790 if((ch > 0) && (ch < 15)) {
5791 fwrq->m = frequency_list[ch - 1] * 100000;
5801 /*------------------------------------------------------------------*/
5803 * Wireless Handler : set ESSID
5805 static int airo_set_essid(struct net_device *dev,
5806 struct iw_request_info *info,
5807 struct iw_point *dwrq,
5810 struct airo_info *local = dev->priv;
5812 SsidRid SSID_rid; /* SSIDs */
5814 /* Reload the list of current SSID */
5815 readSsidRid(local, &SSID_rid);
5817 /* Check if we asked for `any' */
5818 if(dwrq->flags == 0) {
5819 /* Just send an empty SSID list */
5820 memset(&SSID_rid, 0, sizeof(SSID_rid));
5822 int index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
5824 /* Check the size of the string */
5825 if(dwrq->length > IW_ESSID_MAX_SIZE+1) {
5828 /* Check if index is valid */
5829 if((index < 0) || (index >= 4)) {
5834 memset(SSID_rid.ssids[index].ssid, 0,
5835 sizeof(SSID_rid.ssids[index].ssid));
5836 memcpy(SSID_rid.ssids[index].ssid, extra, dwrq->length);
5837 SSID_rid.ssids[index].len = dwrq->length - 1;
5839 SSID_rid.len = sizeof(SSID_rid);
5840 /* Write it to the card */
5841 disable_MAC(local, 1);
5842 writeSsidRid(local, &SSID_rid, 1);
5843 enable_MAC(local, &rsp, 1);
5848 /*------------------------------------------------------------------*/
5850 * Wireless Handler : get ESSID
5852 static int airo_get_essid(struct net_device *dev,
5853 struct iw_request_info *info,
5854 struct iw_point *dwrq,
5857 struct airo_info *local = dev->priv;
5858 StatusRid status_rid; /* Card status info */
5860 readStatusRid(local, &status_rid, 1);
5862 /* Note : if dwrq->flags != 0, we should
5863 * get the relevant SSID from the SSID list... */
5865 /* Get the current SSID */
5866 memcpy(extra, status_rid.SSID, status_rid.SSIDlen);
5867 extra[status_rid.SSIDlen] = '\0';
5868 /* If none, we may want to get the one that was set */
5871 dwrq->length = status_rid.SSIDlen;
5872 dwrq->flags = 1; /* active */
5877 /*------------------------------------------------------------------*/
5879 * Wireless Handler : set AP address
5881 static int airo_set_wap(struct net_device *dev,
5882 struct iw_request_info *info,
5883 struct sockaddr *awrq,
5886 struct airo_info *local = dev->priv;
5889 APListRid APList_rid;
5890 static const u8 any[ETH_ALEN] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
5891 static const u8 off[ETH_ALEN] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
5893 if (awrq->sa_family != ARPHRD_ETHER)
5895 else if (!memcmp(any, awrq->sa_data, ETH_ALEN) ||
5896 !memcmp(off, awrq->sa_data, ETH_ALEN)) {
5897 memset(&cmd, 0, sizeof(cmd));
5898 cmd.cmd=CMD_LOSE_SYNC;
5899 if (down_interruptible(&local->sem))
5900 return -ERESTARTSYS;
5901 issuecommand(local, &cmd, &rsp);
5904 memset(&APList_rid, 0, sizeof(APList_rid));
5905 APList_rid.len = sizeof(APList_rid);
5906 memcpy(APList_rid.ap[0], awrq->sa_data, ETH_ALEN);
5907 disable_MAC(local, 1);
5908 writeAPListRid(local, &APList_rid, 1);
5909 enable_MAC(local, &rsp, 1);
5914 /*------------------------------------------------------------------*/
5916 * Wireless Handler : get AP address
5918 static int airo_get_wap(struct net_device *dev,
5919 struct iw_request_info *info,
5920 struct sockaddr *awrq,
5923 struct airo_info *local = dev->priv;
5924 StatusRid status_rid; /* Card status info */
5926 readStatusRid(local, &status_rid, 1);
5928 /* Tentative. This seems to work, wow, I'm lucky !!! */
5929 memcpy(awrq->sa_data, status_rid.bssid[0], ETH_ALEN);
5930 awrq->sa_family = ARPHRD_ETHER;
5935 /*------------------------------------------------------------------*/
5937 * Wireless Handler : set Nickname
5939 static int airo_set_nick(struct net_device *dev,
5940 struct iw_request_info *info,
5941 struct iw_point *dwrq,
5944 struct airo_info *local = dev->priv;
5946 /* Check the size of the string */
5947 if(dwrq->length > 16 + 1) {
5950 readConfigRid(local, 1);
5951 memset(local->config.nodeName, 0, sizeof(local->config.nodeName));
5952 memcpy(local->config.nodeName, extra, dwrq->length);
5953 set_bit (FLAG_COMMIT, &local->flags);
5955 return -EINPROGRESS; /* Call commit handler */
5958 /*------------------------------------------------------------------*/
5960 * Wireless Handler : get Nickname
5962 static int airo_get_nick(struct net_device *dev,
5963 struct iw_request_info *info,
5964 struct iw_point *dwrq,
5967 struct airo_info *local = dev->priv;
5969 readConfigRid(local, 1);
5970 strncpy(extra, local->config.nodeName, 16);
5972 dwrq->length = strlen(extra) + 1;
5977 /*------------------------------------------------------------------*/
5979 * Wireless Handler : set Bit-Rate
5981 static int airo_set_rate(struct net_device *dev,
5982 struct iw_request_info *info,
5983 struct iw_param *vwrq,
5986 struct airo_info *local = dev->priv;
5987 CapabilityRid cap_rid; /* Card capability info */
5991 /* First : get a valid bit rate value */
5992 readCapabilityRid(local, &cap_rid, 1);
5994 /* Which type of value ? */
5995 if((vwrq->value < 8) && (vwrq->value >= 0)) {
5996 /* Setting by rate index */
5997 /* Find value in the magic rate table */
5998 brate = cap_rid.supportedRates[vwrq->value];
6000 /* Setting by frequency value */
6001 u8 normvalue = (u8) (vwrq->value/500000);
6003 /* Check if rate is valid */
6004 for(i = 0 ; i < 8 ; i++) {
6005 if(normvalue == cap_rid.supportedRates[i]) {
6011 /* -1 designed the max rate (mostly auto mode) */
6012 if(vwrq->value == -1) {
6013 /* Get the highest available rate */
6014 for(i = 0 ; i < 8 ; i++) {
6015 if(cap_rid.supportedRates[i] == 0)
6019 brate = cap_rid.supportedRates[i - 1];
6021 /* Check that it is valid */
6026 readConfigRid(local, 1);
6027 /* Now, check if we want a fixed or auto value */
6028 if(vwrq->fixed == 0) {
6029 /* Fill all the rates up to this max rate */
6030 memset(local->config.rates, 0, 8);
6031 for(i = 0 ; i < 8 ; i++) {
6032 local->config.rates[i] = cap_rid.supportedRates[i];
6033 if(local->config.rates[i] == brate)
6038 /* One rate, fixed */
6039 memset(local->config.rates, 0, 8);
6040 local->config.rates[0] = brate;
6042 set_bit (FLAG_COMMIT, &local->flags);
6044 return -EINPROGRESS; /* Call commit handler */
6047 /*------------------------------------------------------------------*/
6049 * Wireless Handler : get Bit-Rate
6051 static int airo_get_rate(struct net_device *dev,
6052 struct iw_request_info *info,
6053 struct iw_param *vwrq,
6056 struct airo_info *local = dev->priv;
6057 StatusRid status_rid; /* Card status info */
6059 readStatusRid(local, &status_rid, 1);
6061 vwrq->value = status_rid.currentXmitRate * 500000;
6062 /* If more than one rate, set auto */
6063 readConfigRid(local, 1);
6064 vwrq->fixed = (local->config.rates[1] == 0);
6069 /*------------------------------------------------------------------*/
6071 * Wireless Handler : set RTS threshold
6073 static int airo_set_rts(struct net_device *dev,
6074 struct iw_request_info *info,
6075 struct iw_param *vwrq,
6078 struct airo_info *local = dev->priv;
6079 int rthr = vwrq->value;
6082 rthr = AIRO_DEF_MTU;
6083 if((rthr < 0) || (rthr > AIRO_DEF_MTU)) {
6086 readConfigRid(local, 1);
6087 local->config.rtsThres = rthr;
6088 set_bit (FLAG_COMMIT, &local->flags);
6090 return -EINPROGRESS; /* Call commit handler */
6093 /*------------------------------------------------------------------*/
6095 * Wireless Handler : get RTS threshold
6097 static int airo_get_rts(struct net_device *dev,
6098 struct iw_request_info *info,
6099 struct iw_param *vwrq,
6102 struct airo_info *local = dev->priv;
6104 readConfigRid(local, 1);
6105 vwrq->value = local->config.rtsThres;
6106 vwrq->disabled = (vwrq->value >= AIRO_DEF_MTU);
6112 /*------------------------------------------------------------------*/
6114 * Wireless Handler : set Fragmentation threshold
6116 static int airo_set_frag(struct net_device *dev,
6117 struct iw_request_info *info,
6118 struct iw_param *vwrq,
6121 struct airo_info *local = dev->priv;
6122 int fthr = vwrq->value;
6125 fthr = AIRO_DEF_MTU;
6126 if((fthr < 256) || (fthr > AIRO_DEF_MTU)) {
6129 fthr &= ~0x1; /* Get an even value - is it really needed ??? */
6130 readConfigRid(local, 1);
6131 local->config.fragThresh = (u16)fthr;
6132 set_bit (FLAG_COMMIT, &local->flags);
6134 return -EINPROGRESS; /* Call commit handler */
6137 /*------------------------------------------------------------------*/
6139 * Wireless Handler : get Fragmentation threshold
6141 static int airo_get_frag(struct net_device *dev,
6142 struct iw_request_info *info,
6143 struct iw_param *vwrq,
6146 struct airo_info *local = dev->priv;
6148 readConfigRid(local, 1);
6149 vwrq->value = local->config.fragThresh;
6150 vwrq->disabled = (vwrq->value >= AIRO_DEF_MTU);
6156 /*------------------------------------------------------------------*/
6158 * Wireless Handler : set Mode of Operation
6160 static int airo_set_mode(struct net_device *dev,
6161 struct iw_request_info *info,
6165 struct airo_info *local = dev->priv;
6168 readConfigRid(local, 1);
6169 if ((local->config.rmode & 0xff) >= RXMODE_RFMON)
6174 local->config.opmode &= 0xFF00;
6175 local->config.opmode |= MODE_STA_IBSS;
6176 local->config.rmode &= 0xfe00;
6177 local->config.scanMode = SCANMODE_ACTIVE;
6178 clear_bit (FLAG_802_11, &local->flags);
6181 local->config.opmode &= 0xFF00;
6182 local->config.opmode |= MODE_STA_ESS;
6183 local->config.rmode &= 0xfe00;
6184 local->config.scanMode = SCANMODE_ACTIVE;
6185 clear_bit (FLAG_802_11, &local->flags);
6187 case IW_MODE_MASTER:
6188 local->config.opmode &= 0xFF00;
6189 local->config.opmode |= MODE_AP;
6190 local->config.rmode &= 0xfe00;
6191 local->config.scanMode = SCANMODE_ACTIVE;
6192 clear_bit (FLAG_802_11, &local->flags);
6194 case IW_MODE_REPEAT:
6195 local->config.opmode &= 0xFF00;
6196 local->config.opmode |= MODE_AP_RPTR;
6197 local->config.rmode &= 0xfe00;
6198 local->config.scanMode = SCANMODE_ACTIVE;
6199 clear_bit (FLAG_802_11, &local->flags);
6201 case IW_MODE_MONITOR:
6202 local->config.opmode &= 0xFF00;
6203 local->config.opmode |= MODE_STA_ESS;
6204 local->config.rmode &= 0xfe00;
6205 local->config.rmode |= RXMODE_RFMON | RXMODE_DISABLE_802_3_HEADER;
6206 local->config.scanMode = SCANMODE_PASSIVE;
6207 set_bit (FLAG_802_11, &local->flags);
6213 set_bit (FLAG_RESET, &local->flags);
6214 set_bit (FLAG_COMMIT, &local->flags);
6216 return -EINPROGRESS; /* Call commit handler */
6219 /*------------------------------------------------------------------*/
6221 * Wireless Handler : get Mode of Operation
6223 static int airo_get_mode(struct net_device *dev,
6224 struct iw_request_info *info,
6228 struct airo_info *local = dev->priv;
6230 readConfigRid(local, 1);
6231 /* If not managed, assume it's ad-hoc */
6232 switch (local->config.opmode & 0xFF) {
6234 *uwrq = IW_MODE_INFRA;
6237 *uwrq = IW_MODE_MASTER;
6240 *uwrq = IW_MODE_REPEAT;
6243 *uwrq = IW_MODE_ADHOC;
6249 /*------------------------------------------------------------------*/
6251 * Wireless Handler : set Encryption Key
6253 static int airo_set_encode(struct net_device *dev,
6254 struct iw_request_info *info,
6255 struct iw_point *dwrq,
6258 struct airo_info *local = dev->priv;
6259 CapabilityRid cap_rid; /* Card capability info */
6260 int perm = ( dwrq->flags & IW_ENCODE_TEMP ? 0 : 1 );
6261 u16 currentAuthType = local->config.authType;
6263 /* Is WEP supported ? */
6264 readCapabilityRid(local, &cap_rid, 1);
6265 /* Older firmware doesn't support this...
6266 if(!(cap_rid.softCap & 2)) {
6269 readConfigRid(local, 1);
6271 /* Basic checking: do we have a key to set ?
6272 * Note : with the new API, it's impossible to get a NULL pointer.
6273 * Therefore, we need to check a key size == 0 instead.
6274 * New version of iwconfig properly set the IW_ENCODE_NOKEY flag
6275 * when no key is present (only change flags), but older versions
6276 * don't do it. - Jean II */
6277 if (dwrq->length > 0) {
6279 int index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
6280 int current_index = get_wep_key(local, 0xffff);
6281 /* Check the size of the key */
6282 if (dwrq->length > MAX_KEY_SIZE) {
6285 /* Check the index (none -> use current) */
6286 if ((index < 0) || (index >= ((cap_rid.softCap & 0x80) ? 4:1)))
6287 index = current_index;
6288 /* Set the length */
6289 if (dwrq->length > MIN_KEY_SIZE)
6290 key.len = MAX_KEY_SIZE;
6292 if (dwrq->length > 0)
6293 key.len = MIN_KEY_SIZE;
6295 /* Disable the key */
6297 /* Check if the key is not marked as invalid */
6298 if(!(dwrq->flags & IW_ENCODE_NOKEY)) {
6300 memset(key.key, 0, MAX_KEY_SIZE);
6301 /* Copy the key in the driver */
6302 memcpy(key.key, extra, dwrq->length);
6303 /* Send the key to the card */
6304 set_wep_key(local, index, key.key, key.len, perm, 1);
6306 /* WE specify that if a valid key is set, encryption
6307 * should be enabled (user may turn it off later)
6308 * This is also how "iwconfig ethX key on" works */
6309 if((index == current_index) && (key.len > 0) &&
6310 (local->config.authType == AUTH_OPEN)) {
6311 local->config.authType = AUTH_ENCRYPT;
6314 /* Do we want to just set the transmit key index ? */
6315 int index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
6316 if ((index >= 0) && (index < ((cap_rid.softCap & 0x80)?4:1))) {
6317 set_wep_key(local, index, NULL, 0, perm, 1);
6319 /* Don't complain if only change the mode */
6320 if(!dwrq->flags & IW_ENCODE_MODE) {
6324 /* Read the flags */
6325 if(dwrq->flags & IW_ENCODE_DISABLED)
6326 local->config.authType = AUTH_OPEN; // disable encryption
6327 if(dwrq->flags & IW_ENCODE_RESTRICTED)
6328 local->config.authType = AUTH_SHAREDKEY; // Only Both
6329 if(dwrq->flags & IW_ENCODE_OPEN)
6330 local->config.authType = AUTH_ENCRYPT; // Only Wep
6331 /* Commit the changes to flags if needed */
6332 if (local->config.authType != currentAuthType)
6333 set_bit (FLAG_COMMIT, &local->flags);
6334 return -EINPROGRESS; /* Call commit handler */
6337 /*------------------------------------------------------------------*/
6339 * Wireless Handler : get Encryption Key
6341 static int airo_get_encode(struct net_device *dev,
6342 struct iw_request_info *info,
6343 struct iw_point *dwrq,
6346 struct airo_info *local = dev->priv;
6347 int index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
6348 CapabilityRid cap_rid; /* Card capability info */
6350 /* Is it supported ? */
6351 readCapabilityRid(local, &cap_rid, 1);
6352 if(!(cap_rid.softCap & 2)) {
6355 readConfigRid(local, 1);
6356 /* Check encryption mode */
6357 switch(local->config.authType) {
6359 dwrq->flags = IW_ENCODE_OPEN;
6361 case AUTH_SHAREDKEY:
6362 dwrq->flags = IW_ENCODE_RESTRICTED;
6366 dwrq->flags = IW_ENCODE_DISABLED;
6369 /* We can't return the key, so set the proper flag and return zero */
6370 dwrq->flags |= IW_ENCODE_NOKEY;
6371 memset(extra, 0, 16);
6373 /* Which key do we want ? -1 -> tx index */
6374 if ((index < 0) || (index >= ((cap_rid.softCap & 0x80) ? 4 : 1)))
6375 index = get_wep_key(local, 0xffff);
6376 dwrq->flags |= index + 1;
6377 /* Copy the key to the user buffer */
6378 dwrq->length = get_wep_key(local, index);
6379 if (dwrq->length > 16) {
6385 /*------------------------------------------------------------------*/
6387 * Wireless Handler : set extended Encryption parameters
6389 static int airo_set_encodeext(struct net_device *dev,
6390 struct iw_request_info *info,
6391 union iwreq_data *wrqu,
6394 struct airo_info *local = dev->priv;
6395 struct iw_point *encoding = &wrqu->encoding;
6396 struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
6397 CapabilityRid cap_rid; /* Card capability info */
6398 int perm = ( encoding->flags & IW_ENCODE_TEMP ? 0 : 1 );
6399 u16 currentAuthType = local->config.authType;
6400 int idx, key_len, alg = ext->alg, set_key = 1;
6403 /* Is WEP supported ? */
6404 readCapabilityRid(local, &cap_rid, 1);
6405 /* Older firmware doesn't support this...
6406 if(!(cap_rid.softCap & 2)) {
6409 readConfigRid(local, 1);
6411 /* Determine and validate the key index */
6412 idx = encoding->flags & IW_ENCODE_INDEX;
6414 if (idx < 1 || idx > ((cap_rid.softCap & 0x80) ? 4:1))
6418 idx = get_wep_key(local, 0xffff);
6420 if (encoding->flags & IW_ENCODE_DISABLED)
6421 alg = IW_ENCODE_ALG_NONE;
6423 if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) {
6424 /* Only set transmit key index here, actual
6425 * key is set below if needed.
6427 set_wep_key(local, idx, NULL, 0, perm, 1);
6428 set_key = ext->key_len > 0 ? 1 : 0;
6432 /* Set the requested key first */
6433 memset(key.key, 0, MAX_KEY_SIZE);
6435 case IW_ENCODE_ALG_NONE:
6438 case IW_ENCODE_ALG_WEP:
6439 if (ext->key_len > MIN_KEY_SIZE) {
6440 key.len = MAX_KEY_SIZE;
6441 } else if (ext->key_len > 0) {
6442 key.len = MIN_KEY_SIZE;
6446 key_len = min (ext->key_len, key.len);
6447 memcpy(key.key, ext->key, key_len);
6452 /* Send the key to the card */
6453 set_wep_key(local, idx, key.key, key.len, perm, 1);
6456 /* Read the flags */
6457 if(encoding->flags & IW_ENCODE_DISABLED)
6458 local->config.authType = AUTH_OPEN; // disable encryption
6459 if(encoding->flags & IW_ENCODE_RESTRICTED)
6460 local->config.authType = AUTH_SHAREDKEY; // Only Both
6461 if(encoding->flags & IW_ENCODE_OPEN)
6462 local->config.authType = AUTH_ENCRYPT; // Only Wep
6463 /* Commit the changes to flags if needed */
6464 if (local->config.authType != currentAuthType)
6465 set_bit (FLAG_COMMIT, &local->flags);
6467 return -EINPROGRESS;
6471 /*------------------------------------------------------------------*/
6473 * Wireless Handler : get extended Encryption parameters
6475 static int airo_get_encodeext(struct net_device *dev,
6476 struct iw_request_info *info,
6477 union iwreq_data *wrqu,
6480 struct airo_info *local = dev->priv;
6481 struct iw_point *encoding = &wrqu->encoding;
6482 struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
6483 CapabilityRid cap_rid; /* Card capability info */
6484 int idx, max_key_len;
6486 /* Is it supported ? */
6487 readCapabilityRid(local, &cap_rid, 1);
6488 if(!(cap_rid.softCap & 2)) {
6491 readConfigRid(local, 1);
6493 max_key_len = encoding->length - sizeof(*ext);
6494 if (max_key_len < 0)
6497 idx = encoding->flags & IW_ENCODE_INDEX;
6499 if (idx < 1 || idx > ((cap_rid.softCap & 0x80) ? 4:1))
6503 idx = get_wep_key(local, 0xffff);
6505 encoding->flags = idx + 1;
6506 memset(ext, 0, sizeof(*ext));
6508 /* Check encryption mode */
6509 switch(local->config.authType) {
6511 encoding->flags = IW_ENCODE_ALG_WEP | IW_ENCODE_ENABLED;
6513 case AUTH_SHAREDKEY:
6514 encoding->flags = IW_ENCODE_ALG_WEP | IW_ENCODE_ENABLED;
6518 encoding->flags = IW_ENCODE_ALG_NONE | IW_ENCODE_DISABLED;
6521 /* We can't return the key, so set the proper flag and return zero */
6522 encoding->flags |= IW_ENCODE_NOKEY;
6523 memset(extra, 0, 16);
6525 /* Copy the key to the user buffer */
6526 ext->key_len = get_wep_key(local, idx);
6527 if (ext->key_len > 16) {
6535 /*------------------------------------------------------------------*/
6537 * Wireless Handler : set extended authentication parameters
6539 static int airo_set_auth(struct net_device *dev,
6540 struct iw_request_info *info,
6541 union iwreq_data *wrqu, char *extra)
6543 struct airo_info *local = dev->priv;
6544 struct iw_param *param = &wrqu->param;
6545 u16 currentAuthType = local->config.authType;
6547 switch (param->flags & IW_AUTH_INDEX) {
6548 case IW_AUTH_WPA_VERSION:
6549 case IW_AUTH_CIPHER_PAIRWISE:
6550 case IW_AUTH_CIPHER_GROUP:
6551 case IW_AUTH_KEY_MGMT:
6552 case IW_AUTH_RX_UNENCRYPTED_EAPOL:
6553 case IW_AUTH_PRIVACY_INVOKED:
6555 * airo does not use these parameters
6559 case IW_AUTH_DROP_UNENCRYPTED:
6561 /* Only change auth type if unencrypted */
6562 if (currentAuthType == AUTH_OPEN)
6563 local->config.authType = AUTH_ENCRYPT;
6565 local->config.authType = AUTH_OPEN;
6568 /* Commit the changes to flags if needed */
6569 if (local->config.authType != currentAuthType)
6570 set_bit (FLAG_COMMIT, &local->flags);
6573 case IW_AUTH_80211_AUTH_ALG: {
6574 /* FIXME: What about AUTH_OPEN? This API seems to
6575 * disallow setting our auth to AUTH_OPEN.
6577 if (param->value & IW_AUTH_ALG_SHARED_KEY) {
6578 local->config.authType = AUTH_SHAREDKEY;
6579 } else if (param->value & IW_AUTH_ALG_OPEN_SYSTEM) {
6580 local->config.authType = AUTH_ENCRYPT;
6585 /* Commit the changes to flags if needed */
6586 if (local->config.authType != currentAuthType)
6587 set_bit (FLAG_COMMIT, &local->flags);
6590 case IW_AUTH_WPA_ENABLED:
6591 /* Silently accept disable of WPA */
6592 if (param->value > 0)
6599 return -EINPROGRESS;
6603 /*------------------------------------------------------------------*/
6605 * Wireless Handler : get extended authentication parameters
6607 static int airo_get_auth(struct net_device *dev,
6608 struct iw_request_info *info,
6609 union iwreq_data *wrqu, char *extra)
6611 struct airo_info *local = dev->priv;
6612 struct iw_param *param = &wrqu->param;
6613 u16 currentAuthType = local->config.authType;
6615 switch (param->flags & IW_AUTH_INDEX) {
6616 case IW_AUTH_DROP_UNENCRYPTED:
6617 switch (currentAuthType) {
6618 case AUTH_SHAREDKEY:
6628 case IW_AUTH_80211_AUTH_ALG:
6629 switch (currentAuthType) {
6630 case AUTH_SHAREDKEY:
6631 param->value = IW_AUTH_ALG_SHARED_KEY;
6635 param->value = IW_AUTH_ALG_OPEN_SYSTEM;
6640 case IW_AUTH_WPA_ENABLED:
6651 /*------------------------------------------------------------------*/
6653 * Wireless Handler : set Tx-Power
6655 static int airo_set_txpow(struct net_device *dev,
6656 struct iw_request_info *info,
6657 struct iw_param *vwrq,
6660 struct airo_info *local = dev->priv;
6661 CapabilityRid cap_rid; /* Card capability info */
6665 readCapabilityRid(local, &cap_rid, 1);
6667 if (vwrq->disabled) {
6668 set_bit (FLAG_RADIO_OFF, &local->flags);
6669 set_bit (FLAG_COMMIT, &local->flags);
6670 return -EINPROGRESS; /* Call commit handler */
6672 if (vwrq->flags != IW_TXPOW_MWATT) {
6675 clear_bit (FLAG_RADIO_OFF, &local->flags);
6676 for (i = 0; cap_rid.txPowerLevels[i] && (i < 8); i++)
6677 if ((vwrq->value==cap_rid.txPowerLevels[i])) {
6678 readConfigRid(local, 1);
6679 local->config.txPower = vwrq->value;
6680 set_bit (FLAG_COMMIT, &local->flags);
6681 rc = -EINPROGRESS; /* Call commit handler */
6687 /*------------------------------------------------------------------*/
6689 * Wireless Handler : get Tx-Power
6691 static int airo_get_txpow(struct net_device *dev,
6692 struct iw_request_info *info,
6693 struct iw_param *vwrq,
6696 struct airo_info *local = dev->priv;
6698 readConfigRid(local, 1);
6699 vwrq->value = local->config.txPower;
6700 vwrq->fixed = 1; /* No power control */
6701 vwrq->disabled = test_bit(FLAG_RADIO_OFF, &local->flags);
6702 vwrq->flags = IW_TXPOW_MWATT;
6707 /*------------------------------------------------------------------*/
6709 * Wireless Handler : set Retry limits
6711 static int airo_set_retry(struct net_device *dev,
6712 struct iw_request_info *info,
6713 struct iw_param *vwrq,
6716 struct airo_info *local = dev->priv;
6719 if(vwrq->disabled) {
6722 readConfigRid(local, 1);
6723 if(vwrq->flags & IW_RETRY_LIMIT) {
6724 if(vwrq->flags & IW_RETRY_MAX)
6725 local->config.longRetryLimit = vwrq->value;
6726 else if (vwrq->flags & IW_RETRY_MIN)
6727 local->config.shortRetryLimit = vwrq->value;
6729 /* No modifier : set both */
6730 local->config.longRetryLimit = vwrq->value;
6731 local->config.shortRetryLimit = vwrq->value;
6733 set_bit (FLAG_COMMIT, &local->flags);
6734 rc = -EINPROGRESS; /* Call commit handler */
6736 if(vwrq->flags & IW_RETRY_LIFETIME) {
6737 local->config.txLifetime = vwrq->value / 1024;
6738 set_bit (FLAG_COMMIT, &local->flags);
6739 rc = -EINPROGRESS; /* Call commit handler */
6744 /*------------------------------------------------------------------*/
6746 * Wireless Handler : get Retry limits
6748 static int airo_get_retry(struct net_device *dev,
6749 struct iw_request_info *info,
6750 struct iw_param *vwrq,
6753 struct airo_info *local = dev->priv;
6755 vwrq->disabled = 0; /* Can't be disabled */
6757 readConfigRid(local, 1);
6758 /* Note : by default, display the min retry number */
6759 if((vwrq->flags & IW_RETRY_TYPE) == IW_RETRY_LIFETIME) {
6760 vwrq->flags = IW_RETRY_LIFETIME;
6761 vwrq->value = (int)local->config.txLifetime * 1024;
6762 } else if((vwrq->flags & IW_RETRY_MAX)) {
6763 vwrq->flags = IW_RETRY_LIMIT | IW_RETRY_MAX;
6764 vwrq->value = (int)local->config.longRetryLimit;
6766 vwrq->flags = IW_RETRY_LIMIT;
6767 vwrq->value = (int)local->config.shortRetryLimit;
6768 if((int)local->config.shortRetryLimit != (int)local->config.longRetryLimit)
6769 vwrq->flags |= IW_RETRY_MIN;
6775 /*------------------------------------------------------------------*/
6777 * Wireless Handler : get range info
6779 static int airo_get_range(struct net_device *dev,
6780 struct iw_request_info *info,
6781 struct iw_point *dwrq,
6784 struct airo_info *local = dev->priv;
6785 struct iw_range *range = (struct iw_range *) extra;
6786 CapabilityRid cap_rid; /* Card capability info */
6790 readCapabilityRid(local, &cap_rid, 1);
6792 dwrq->length = sizeof(struct iw_range);
6793 memset(range, 0, sizeof(*range));
6794 range->min_nwid = 0x0000;
6795 range->max_nwid = 0x0000;
6796 range->num_channels = 14;
6797 /* Should be based on cap_rid.country to give only
6798 * what the current card support */
6800 for(i = 0; i < 14; i++) {
6801 range->freq[k].i = i + 1; /* List index */
6802 range->freq[k].m = frequency_list[i] * 100000;
6803 range->freq[k++].e = 1; /* Values in table in MHz -> * 10^5 * 10 */
6805 range->num_frequency = k;
6807 range->sensitivity = 65535;
6809 /* Hum... Should put the right values there */
6811 range->max_qual.qual = 100; /* % */
6813 range->max_qual.qual = airo_get_max_quality(&cap_rid);
6814 range->max_qual.level = 0x100 - 120; /* -120 dBm */
6815 range->max_qual.noise = 0x100 - 120; /* -120 dBm */
6817 /* Experimental measurements - boundary 11/5.5 Mb/s */
6818 /* Note : with or without the (local->rssi), results
6819 * are somewhat different. - Jean II */
6821 range->avg_qual.qual = 50; /* % */
6822 range->avg_qual.level = 0x100 - 70; /* -70 dBm */
6824 range->avg_qual.qual = airo_get_avg_quality(&cap_rid);
6825 range->avg_qual.level = 0x100 - 80; /* -80 dBm */
6827 range->avg_qual.noise = 0x100 - 85; /* -85 dBm */
6829 for(i = 0 ; i < 8 ; i++) {
6830 range->bitrate[i] = cap_rid.supportedRates[i] * 500000;
6831 if(range->bitrate[i] == 0)
6834 range->num_bitrates = i;
6836 /* Set an indication of the max TCP throughput
6837 * in bit/s that we can expect using this interface.
6838 * May be use for QoS stuff... Jean II */
6840 range->throughput = 5000 * 1000;
6842 range->throughput = 1500 * 1000;
6845 range->max_rts = AIRO_DEF_MTU;
6846 range->min_frag = 256;
6847 range->max_frag = AIRO_DEF_MTU;
6849 if(cap_rid.softCap & 2) {
6851 range->encoding_size[0] = 5;
6853 if (cap_rid.softCap & 0x100) {
6854 range->encoding_size[1] = 13;
6855 range->num_encoding_sizes = 2;
6857 range->num_encoding_sizes = 1;
6858 range->max_encoding_tokens = (cap_rid.softCap & 0x80) ? 4 : 1;
6860 range->num_encoding_sizes = 0;
6861 range->max_encoding_tokens = 0;
6864 range->max_pmp = 5000000; /* 5 secs */
6866 range->max_pmt = 65535 * 1024; /* ??? */
6867 range->pmp_flags = IW_POWER_PERIOD;
6868 range->pmt_flags = IW_POWER_TIMEOUT;
6869 range->pm_capa = IW_POWER_PERIOD | IW_POWER_TIMEOUT | IW_POWER_ALL_R;
6871 /* Transmit Power - values are in mW */
6872 for(i = 0 ; i < 8 ; i++) {
6873 range->txpower[i] = cap_rid.txPowerLevels[i];
6874 if(range->txpower[i] == 0)
6877 range->num_txpower = i;
6878 range->txpower_capa = IW_TXPOW_MWATT;
6879 range->we_version_source = 12;
6880 range->we_version_compiled = WIRELESS_EXT;
6881 range->retry_capa = IW_RETRY_LIMIT | IW_RETRY_LIFETIME;
6882 range->retry_flags = IW_RETRY_LIMIT;
6883 range->r_time_flags = IW_RETRY_LIFETIME;
6884 range->min_retry = 1;
6885 range->max_retry = 65535;
6886 range->min_r_time = 1024;
6887 range->max_r_time = 65535 * 1024;
6889 /* Event capability (kernel + driver) */
6890 range->event_capa[0] = (IW_EVENT_CAPA_K_0 |
6891 IW_EVENT_CAPA_MASK(SIOCGIWTHRSPY) |
6892 IW_EVENT_CAPA_MASK(SIOCGIWAP) |
6893 IW_EVENT_CAPA_MASK(SIOCGIWSCAN));
6894 range->event_capa[1] = IW_EVENT_CAPA_K_1;
6895 range->event_capa[4] = IW_EVENT_CAPA_MASK(IWEVTXDROP);
6899 /*------------------------------------------------------------------*/
6901 * Wireless Handler : set Power Management
6903 static int airo_set_power(struct net_device *dev,
6904 struct iw_request_info *info,
6905 struct iw_param *vwrq,
6908 struct airo_info *local = dev->priv;
6910 readConfigRid(local, 1);
6911 if (vwrq->disabled) {
6912 if ((local->config.rmode & 0xFF) >= RXMODE_RFMON) {
6915 local->config.powerSaveMode = POWERSAVE_CAM;
6916 local->config.rmode &= 0xFF00;
6917 local->config.rmode |= RXMODE_BC_MC_ADDR;
6918 set_bit (FLAG_COMMIT, &local->flags);
6919 return -EINPROGRESS; /* Call commit handler */
6921 if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) {
6922 local->config.fastListenDelay = (vwrq->value + 500) / 1024;
6923 local->config.powerSaveMode = POWERSAVE_PSPCAM;
6924 set_bit (FLAG_COMMIT, &local->flags);
6925 } else if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_PERIOD) {
6926 local->config.fastListenInterval = local->config.listenInterval = (vwrq->value + 500) / 1024;
6927 local->config.powerSaveMode = POWERSAVE_PSPCAM;
6928 set_bit (FLAG_COMMIT, &local->flags);
6930 switch (vwrq->flags & IW_POWER_MODE) {
6931 case IW_POWER_UNICAST_R:
6932 if ((local->config.rmode & 0xFF) >= RXMODE_RFMON) {
6935 local->config.rmode &= 0xFF00;
6936 local->config.rmode |= RXMODE_ADDR;
6937 set_bit (FLAG_COMMIT, &local->flags);
6939 case IW_POWER_ALL_R:
6940 if ((local->config.rmode & 0xFF) >= RXMODE_RFMON) {
6943 local->config.rmode &= 0xFF00;
6944 local->config.rmode |= RXMODE_BC_MC_ADDR;
6945 set_bit (FLAG_COMMIT, &local->flags);
6951 // Note : we may want to factor local->need_commit here
6952 // Note2 : may also want to factor RXMODE_RFMON test
6953 return -EINPROGRESS; /* Call commit handler */
6956 /*------------------------------------------------------------------*/
6958 * Wireless Handler : get Power Management
6960 static int airo_get_power(struct net_device *dev,
6961 struct iw_request_info *info,
6962 struct iw_param *vwrq,
6965 struct airo_info *local = dev->priv;
6968 readConfigRid(local, 1);
6969 mode = local->config.powerSaveMode;
6970 if ((vwrq->disabled = (mode == POWERSAVE_CAM)))
6972 if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) {
6973 vwrq->value = (int)local->config.fastListenDelay * 1024;
6974 vwrq->flags = IW_POWER_TIMEOUT;
6976 vwrq->value = (int)local->config.fastListenInterval * 1024;
6977 vwrq->flags = IW_POWER_PERIOD;
6979 if ((local->config.rmode & 0xFF) == RXMODE_ADDR)
6980 vwrq->flags |= IW_POWER_UNICAST_R;
6982 vwrq->flags |= IW_POWER_ALL_R;
6987 /*------------------------------------------------------------------*/
6989 * Wireless Handler : set Sensitivity
6991 static int airo_set_sens(struct net_device *dev,
6992 struct iw_request_info *info,
6993 struct iw_param *vwrq,
6996 struct airo_info *local = dev->priv;
6998 readConfigRid(local, 1);
6999 local->config.rssiThreshold = vwrq->disabled ? RSSI_DEFAULT : vwrq->value;
7000 set_bit (FLAG_COMMIT, &local->flags);
7002 return -EINPROGRESS; /* Call commit handler */
7005 /*------------------------------------------------------------------*/
7007 * Wireless Handler : get Sensitivity
7009 static int airo_get_sens(struct net_device *dev,
7010 struct iw_request_info *info,
7011 struct iw_param *vwrq,
7014 struct airo_info *local = dev->priv;
7016 readConfigRid(local, 1);
7017 vwrq->value = local->config.rssiThreshold;
7018 vwrq->disabled = (vwrq->value == 0);
7024 /*------------------------------------------------------------------*/
7026 * Wireless Handler : get AP List
7027 * Note : this is deprecated in favor of IWSCAN
7029 static int airo_get_aplist(struct net_device *dev,
7030 struct iw_request_info *info,
7031 struct iw_point *dwrq,
7034 struct airo_info *local = dev->priv;
7035 struct sockaddr *address = (struct sockaddr *) extra;
7036 struct iw_quality qual[IW_MAX_AP];
7039 int loseSync = capable(CAP_NET_ADMIN) ? 1: -1;
7041 for (i = 0; i < IW_MAX_AP; i++) {
7042 if (readBSSListRid(local, loseSync, &BSSList))
7045 memcpy(address[i].sa_data, BSSList.bssid, ETH_ALEN);
7046 address[i].sa_family = ARPHRD_ETHER;
7048 qual[i].level = 0x100 - BSSList.dBm;
7049 qual[i].qual = airo_dbm_to_pct( local->rssi, BSSList.dBm );
7050 qual[i].updated = IW_QUAL_QUAL_UPDATED
7051 | IW_QUAL_LEVEL_UPDATED
7054 qual[i].level = (BSSList.dBm + 321) / 2;
7056 qual[i].updated = IW_QUAL_QUAL_INVALID
7057 | IW_QUAL_LEVEL_UPDATED
7060 qual[i].noise = local->wstats.qual.noise;
7061 if (BSSList.index == 0xffff)
7065 StatusRid status_rid; /* Card status info */
7066 readStatusRid(local, &status_rid, 1);
7068 i < min(IW_MAX_AP, 4) &&
7069 (status_rid.bssid[i][0]
7070 & status_rid.bssid[i][1]
7071 & status_rid.bssid[i][2]
7072 & status_rid.bssid[i][3]
7073 & status_rid.bssid[i][4]
7074 & status_rid.bssid[i][5])!=0xff &&
7075 (status_rid.bssid[i][0]
7076 | status_rid.bssid[i][1]
7077 | status_rid.bssid[i][2]
7078 | status_rid.bssid[i][3]
7079 | status_rid.bssid[i][4]
7080 | status_rid.bssid[i][5]);
7082 memcpy(address[i].sa_data,
7083 status_rid.bssid[i], ETH_ALEN);
7084 address[i].sa_family = ARPHRD_ETHER;
7087 dwrq->flags = 1; /* Should be define'd */
7088 memcpy(extra + sizeof(struct sockaddr)*i,
7089 &qual, sizeof(struct iw_quality)*i);
7096 /*------------------------------------------------------------------*/
7098 * Wireless Handler : Initiate Scan
7100 static int airo_set_scan(struct net_device *dev,
7101 struct iw_request_info *info,
7102 struct iw_param *vwrq,
7105 struct airo_info *ai = dev->priv;
7110 /* Note : you may have realised that, as this is a SET operation,
7111 * this is privileged and therefore a normal user can't
7113 * This is not an error, while the device perform scanning,
7114 * traffic doesn't flow, so it's a perfect DoS...
7116 if (ai->flags & FLAG_RADIO_MASK) return -ENETDOWN;
7118 if (down_interruptible(&ai->sem))
7119 return -ERESTARTSYS;
7121 /* If there's already a scan in progress, don't
7122 * trigger another one. */
7123 if (ai->scan_timeout > 0)
7126 /* Initiate a scan command */
7127 ai->scan_timeout = RUN_AT(3*HZ);
7128 memset(&cmd, 0, sizeof(cmd));
7129 cmd.cmd=CMD_LISTBSS;
7130 issuecommand(ai, &cmd, &rsp);
7136 wake_up_interruptible(&ai->thr_wait);
7140 /*------------------------------------------------------------------*/
7142 * Translate scan data returned from the card to a card independent
7143 * format that the Wireless Tools will understand - Jean II
7145 static inline char *airo_translate_scan(struct net_device *dev,
7150 struct airo_info *ai = dev->priv;
7151 struct iw_event iwe; /* Temporary buffer */
7153 char * current_val; /* For rates */
7156 /* First entry *MUST* be the AP MAC address */
7157 iwe.cmd = SIOCGIWAP;
7158 iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
7159 memcpy(iwe.u.ap_addr.sa_data, bss->bssid, ETH_ALEN);
7160 current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_ADDR_LEN);
7162 /* Other entries will be displayed in the order we give them */
7165 iwe.u.data.length = bss->ssidLen;
7166 if(iwe.u.data.length > 32)
7167 iwe.u.data.length = 32;
7168 iwe.cmd = SIOCGIWESSID;
7169 iwe.u.data.flags = 1;
7170 current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, bss->ssid);
7173 iwe.cmd = SIOCGIWMODE;
7174 capabilities = le16_to_cpu(bss->cap);
7175 if(capabilities & (CAP_ESS | CAP_IBSS)) {
7176 if(capabilities & CAP_ESS)
7177 iwe.u.mode = IW_MODE_MASTER;
7179 iwe.u.mode = IW_MODE_ADHOC;
7180 current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_UINT_LEN);
7184 iwe.cmd = SIOCGIWFREQ;
7185 iwe.u.freq.m = le16_to_cpu(bss->dsChannel);
7186 /* iwe.u.freq.m containt the channel (starting 1), our
7187 * frequency_list array start at index 0...
7189 iwe.u.freq.m = frequency_list[iwe.u.freq.m - 1] * 100000;
7191 current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_FREQ_LEN);
7193 /* Add quality statistics */
7196 iwe.u.qual.level = 0x100 - bss->dBm;
7197 iwe.u.qual.qual = airo_dbm_to_pct( ai->rssi, bss->dBm );
7198 iwe.u.qual.updated = IW_QUAL_QUAL_UPDATED
7199 | IW_QUAL_LEVEL_UPDATED
7202 iwe.u.qual.level = (bss->dBm + 321) / 2;
7203 iwe.u.qual.qual = 0;
7204 iwe.u.qual.updated = IW_QUAL_QUAL_INVALID
7205 | IW_QUAL_LEVEL_UPDATED
7208 iwe.u.qual.noise = ai->wstats.qual.noise;
7209 current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_QUAL_LEN);
7211 /* Add encryption capability */
7212 iwe.cmd = SIOCGIWENCODE;
7213 if(capabilities & CAP_PRIVACY)
7214 iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
7216 iwe.u.data.flags = IW_ENCODE_DISABLED;
7217 iwe.u.data.length = 0;
7218 current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, bss->ssid);
7220 /* Rate : stuffing multiple values in a single event require a bit
7221 * more of magic - Jean II */
7222 current_val = current_ev + IW_EV_LCP_LEN;
7224 iwe.cmd = SIOCGIWRATE;
7225 /* Those two flags are ignored... */
7226 iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0;
7228 for(i = 0 ; i < 8 ; i++) {
7229 /* NULL terminated */
7230 if(bss->rates[i] == 0)
7232 /* Bit rate given in 500 kb/s units (+ 0x80) */
7233 iwe.u.bitrate.value = ((bss->rates[i] & 0x7f) * 500000);
7234 /* Add new value to event */
7235 current_val = iwe_stream_add_value(current_ev, current_val, end_buf, &iwe, IW_EV_PARAM_LEN);
7237 /* Check if we added any event */
7238 if((current_val - current_ev) > IW_EV_LCP_LEN)
7239 current_ev = current_val;
7241 /* The other data in the scan result are not really
7242 * interesting, so for now drop it - Jean II */
7246 /*------------------------------------------------------------------*/
7248 * Wireless Handler : Read Scan Results
7250 static int airo_get_scan(struct net_device *dev,
7251 struct iw_request_info *info,
7252 struct iw_point *dwrq,
7255 struct airo_info *ai = dev->priv;
7256 BSSListElement *net;
7258 char *current_ev = extra;
7260 /* If a scan is in-progress, return -EAGAIN */
7261 if (ai->scan_timeout > 0)
7264 if (down_interruptible(&ai->sem))
7267 list_for_each_entry (net, &ai->network_list, list) {
7268 /* Translate to WE format this entry */
7269 current_ev = airo_translate_scan(dev, current_ev,
7270 extra + dwrq->length,
7273 /* Check if there is space for one more entry */
7274 if((extra + dwrq->length - current_ev) <= IW_EV_ADDR_LEN) {
7275 /* Ask user space to try again with a bigger buffer */
7281 /* Length of data */
7282 dwrq->length = (current_ev - extra);
7283 dwrq->flags = 0; /* todo */
7290 /*------------------------------------------------------------------*/
7292 * Commit handler : called after a bunch of SET operations
7294 static int airo_config_commit(struct net_device *dev,
7295 struct iw_request_info *info, /* NULL */
7296 void *zwrq, /* NULL */
7297 char *extra) /* NULL */
7299 struct airo_info *local = dev->priv;
7302 if (!test_bit (FLAG_COMMIT, &local->flags))
7305 /* Some of the "SET" function may have modified some of the
7306 * parameters. It's now time to commit them in the card */
7307 disable_MAC(local, 1);
7308 if (test_bit (FLAG_RESET, &local->flags)) {
7309 APListRid APList_rid;
7312 readAPListRid(local, &APList_rid);
7313 readSsidRid(local, &SSID_rid);
7314 if (test_bit(FLAG_MPI,&local->flags))
7315 setup_card(local, dev->dev_addr, 1 );
7317 reset_airo_card(dev);
7318 disable_MAC(local, 1);
7319 writeSsidRid(local, &SSID_rid, 1);
7320 writeAPListRid(local, &APList_rid, 1);
7322 if (down_interruptible(&local->sem))
7323 return -ERESTARTSYS;
7324 writeConfigRid(local, 0);
7325 enable_MAC(local, &rsp, 0);
7326 if (test_bit (FLAG_RESET, &local->flags))
7327 airo_set_promisc(local);
7334 /*------------------------------------------------------------------*/
7336 * Structures to export the Wireless Handlers
7339 static const struct iw_priv_args airo_private_args[] = {
7340 /*{ cmd, set_args, get_args, name } */
7341 { AIROIOCTL, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | sizeof (aironet_ioctl),
7342 IW_PRIV_TYPE_BYTE | 2047, "airoioctl" },
7343 { AIROIDIFC, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | sizeof (aironet_ioctl),
7344 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "airoidifc" },
7347 static const iw_handler airo_handler[] =
7349 (iw_handler) airo_config_commit, /* SIOCSIWCOMMIT */
7350 (iw_handler) airo_get_name, /* SIOCGIWNAME */
7351 (iw_handler) NULL, /* SIOCSIWNWID */
7352 (iw_handler) NULL, /* SIOCGIWNWID */
7353 (iw_handler) airo_set_freq, /* SIOCSIWFREQ */
7354 (iw_handler) airo_get_freq, /* SIOCGIWFREQ */
7355 (iw_handler) airo_set_mode, /* SIOCSIWMODE */
7356 (iw_handler) airo_get_mode, /* SIOCGIWMODE */
7357 (iw_handler) airo_set_sens, /* SIOCSIWSENS */
7358 (iw_handler) airo_get_sens, /* SIOCGIWSENS */
7359 (iw_handler) NULL, /* SIOCSIWRANGE */
7360 (iw_handler) airo_get_range, /* SIOCGIWRANGE */
7361 (iw_handler) NULL, /* SIOCSIWPRIV */
7362 (iw_handler) NULL, /* SIOCGIWPRIV */
7363 (iw_handler) NULL, /* SIOCSIWSTATS */
7364 (iw_handler) NULL, /* SIOCGIWSTATS */
7365 iw_handler_set_spy, /* SIOCSIWSPY */
7366 iw_handler_get_spy, /* SIOCGIWSPY */
7367 iw_handler_set_thrspy, /* SIOCSIWTHRSPY */
7368 iw_handler_get_thrspy, /* SIOCGIWTHRSPY */
7369 (iw_handler) airo_set_wap, /* SIOCSIWAP */
7370 (iw_handler) airo_get_wap, /* SIOCGIWAP */
7371 (iw_handler) NULL, /* -- hole -- */
7372 (iw_handler) airo_get_aplist, /* SIOCGIWAPLIST */
7373 (iw_handler) airo_set_scan, /* SIOCSIWSCAN */
7374 (iw_handler) airo_get_scan, /* SIOCGIWSCAN */
7375 (iw_handler) airo_set_essid, /* SIOCSIWESSID */
7376 (iw_handler) airo_get_essid, /* SIOCGIWESSID */
7377 (iw_handler) airo_set_nick, /* SIOCSIWNICKN */
7378 (iw_handler) airo_get_nick, /* SIOCGIWNICKN */
7379 (iw_handler) NULL, /* -- hole -- */
7380 (iw_handler) NULL, /* -- hole -- */
7381 (iw_handler) airo_set_rate, /* SIOCSIWRATE */
7382 (iw_handler) airo_get_rate, /* SIOCGIWRATE */
7383 (iw_handler) airo_set_rts, /* SIOCSIWRTS */
7384 (iw_handler) airo_get_rts, /* SIOCGIWRTS */
7385 (iw_handler) airo_set_frag, /* SIOCSIWFRAG */
7386 (iw_handler) airo_get_frag, /* SIOCGIWFRAG */
7387 (iw_handler) airo_set_txpow, /* SIOCSIWTXPOW */
7388 (iw_handler) airo_get_txpow, /* SIOCGIWTXPOW */
7389 (iw_handler) airo_set_retry, /* SIOCSIWRETRY */
7390 (iw_handler) airo_get_retry, /* SIOCGIWRETRY */
7391 (iw_handler) airo_set_encode, /* SIOCSIWENCODE */
7392 (iw_handler) airo_get_encode, /* SIOCGIWENCODE */
7393 (iw_handler) airo_set_power, /* SIOCSIWPOWER */
7394 (iw_handler) airo_get_power, /* SIOCGIWPOWER */
7395 (iw_handler) NULL, /* -- hole -- */
7396 (iw_handler) NULL, /* -- hole -- */
7397 (iw_handler) NULL, /* SIOCSIWGENIE */
7398 (iw_handler) NULL, /* SIOCGIWGENIE */
7399 (iw_handler) airo_set_auth, /* SIOCSIWAUTH */
7400 (iw_handler) airo_get_auth, /* SIOCGIWAUTH */
7401 (iw_handler) airo_set_encodeext, /* SIOCSIWENCODEEXT */
7402 (iw_handler) airo_get_encodeext, /* SIOCGIWENCODEEXT */
7403 (iw_handler) NULL, /* SIOCSIWPMKSA */
7406 /* Note : don't describe AIROIDIFC and AIROOLDIDIFC in here.
7407 * We want to force the use of the ioctl code, because those can't be
7408 * won't work the iw_handler code (because they simultaneously read
7409 * and write data and iw_handler can't do that).
7410 * Note that it's perfectly legal to read/write on a single ioctl command,
7411 * you just can't use iwpriv and need to force it via the ioctl handler.
7413 static const iw_handler airo_private_handler[] =
7415 NULL, /* SIOCIWFIRSTPRIV */
7418 static const struct iw_handler_def airo_handler_def =
7420 .num_standard = sizeof(airo_handler)/sizeof(iw_handler),
7421 .num_private = sizeof(airo_private_handler)/sizeof(iw_handler),
7422 .num_private_args = sizeof(airo_private_args)/sizeof(struct iw_priv_args),
7423 .standard = airo_handler,
7424 .private = airo_private_handler,
7425 .private_args = airo_private_args,
7426 .get_wireless_stats = airo_get_wireless_stats,
7430 * This defines the configuration part of the Wireless Extensions
7431 * Note : irq and spinlock protection will occur in the subroutines
7434 * o Check input value more carefully and fill correct values in range
7435 * o Test and shakeout the bugs (if any)
7439 * Javier Achirica did a great job of merging code from the unnamed CISCO
7440 * developer that added support for flashing the card.
7442 static int airo_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
7445 struct airo_info *ai = (struct airo_info *)dev->priv;
7447 if (ai->power.event)
7457 int val = AIROMAGIC;
7459 if (copy_from_user(&com,rq->ifr_data,sizeof(com)))
7461 else if (copy_to_user(com.data,(char *)&val,sizeof(val)))
7470 /* Get the command struct and hand it off for evaluation by
7471 * the proper subfunction
7475 if (copy_from_user(&com,rq->ifr_data,sizeof(com))) {
7480 /* Separate R/W functions bracket legality here
7482 if ( com.command == AIRORSWVERSION ) {
7483 if (copy_to_user(com.data, swversion, sizeof(swversion)))
7488 else if ( com.command <= AIRORRID)
7489 rc = readrids(dev,&com);
7490 else if ( com.command >= AIROPCAP && com.command <= (AIROPLEAPUSR+2) )
7491 rc = writerids(dev,&com);
7492 else if ( com.command >= AIROFLSHRST && com.command <= AIRORESTART )
7493 rc = flashcard(dev,&com);
7495 rc = -EINVAL; /* Bad command in ioctl */
7498 #endif /* CISCO_EXT */
7500 // All other calls are currently unsupported
7508 * Get the Wireless stats out of the driver
7509 * Note : irq and spinlock protection will occur in the subroutines
7512 * o Check if work in Ad-Hoc mode (otherwise, use SPY, as in wvlan_cs)
7516 static void airo_read_wireless_stats(struct airo_info *local)
7518 StatusRid status_rid;
7520 CapabilityRid cap_rid;
7521 u32 *vals = stats_rid.vals;
7523 /* Get stats out of the card */
7524 clear_bit(JOB_WSTATS, &local->flags);
7525 if (local->power.event) {
7529 readCapabilityRid(local, &cap_rid, 0);
7530 readStatusRid(local, &status_rid, 0);
7531 readStatsRid(local, &stats_rid, RID_STATS, 0);
7535 local->wstats.status = status_rid.mode;
7537 /* Signal quality and co */
7539 local->wstats.qual.level = airo_rssi_to_dbm( local->rssi, status_rid.sigQuality );
7540 /* normalizedSignalStrength appears to be a percentage */
7541 local->wstats.qual.qual = status_rid.normalizedSignalStrength;
7543 local->wstats.qual.level = (status_rid.normalizedSignalStrength + 321) / 2;
7544 local->wstats.qual.qual = airo_get_quality(&status_rid, &cap_rid);
7546 if (status_rid.len >= 124) {
7547 local->wstats.qual.noise = 0x100 - status_rid.noisedBm;
7548 local->wstats.qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
7550 local->wstats.qual.noise = 0;
7551 local->wstats.qual.updated = IW_QUAL_QUAL_UPDATED | IW_QUAL_LEVEL_UPDATED | IW_QUAL_NOISE_INVALID | IW_QUAL_DBM;
7554 /* Packets discarded in the wireless adapter due to wireless
7555 * specific problems */
7556 local->wstats.discard.nwid = vals[56] + vals[57] + vals[58];/* SSID Mismatch */
7557 local->wstats.discard.code = vals[6];/* RxWepErr */
7558 local->wstats.discard.fragment = vals[30];
7559 local->wstats.discard.retries = vals[10];
7560 local->wstats.discard.misc = vals[1] + vals[32];
7561 local->wstats.miss.beacon = vals[34];
7564 static struct iw_statistics *airo_get_wireless_stats(struct net_device *dev)
7566 struct airo_info *local = dev->priv;
7568 if (!test_bit(JOB_WSTATS, &local->flags)) {
7569 /* Get stats out of the card if available */
7570 if (down_trylock(&local->sem) != 0) {
7571 set_bit(JOB_WSTATS, &local->flags);
7572 wake_up_interruptible(&local->thr_wait);
7574 airo_read_wireless_stats(local);
7577 return &local->wstats;
7582 * This just translates from driver IOCTL codes to the command codes to
7583 * feed to the radio's host interface. Things can be added/deleted
7584 * as needed. This represents the READ side of control I/O to
7587 static int readrids(struct net_device *dev, aironet_ioctl *comp) {
7588 unsigned short ridcode;
7589 unsigned char *iobuf;
7591 struct airo_info *ai = dev->priv;
7594 if (test_bit(FLAG_FLASHING, &ai->flags))
7597 switch(comp->command)
7599 case AIROGCAP: ridcode = RID_CAPABILITIES; break;
7600 case AIROGCFG: ridcode = RID_CONFIG;
7601 if (test_bit(FLAG_COMMIT, &ai->flags)) {
7602 disable_MAC (ai, 1);
7603 writeConfigRid (ai, 1);
7604 enable_MAC (ai, &rsp, 1);
7607 case AIROGSLIST: ridcode = RID_SSID; break;
7608 case AIROGVLIST: ridcode = RID_APLIST; break;
7609 case AIROGDRVNAM: ridcode = RID_DRVNAME; break;
7610 case AIROGEHTENC: ridcode = RID_ETHERENCAP; break;
7611 case AIROGWEPKTMP: ridcode = RID_WEP_TEMP;
7612 /* Only super-user can read WEP keys */
7613 if (!capable(CAP_NET_ADMIN))
7616 case AIROGWEPKNV: ridcode = RID_WEP_PERM;
7617 /* Only super-user can read WEP keys */
7618 if (!capable(CAP_NET_ADMIN))
7621 case AIROGSTAT: ridcode = RID_STATUS; break;
7622 case AIROGSTATSD32: ridcode = RID_STATSDELTA; break;
7623 case AIROGSTATSC32: ridcode = RID_STATS; break;
7625 if (copy_to_user(comp->data, &ai->micstats,
7626 min((int)comp->len,(int)sizeof(ai->micstats))))
7629 case AIRORRID: ridcode = comp->ridnum; break;
7635 if ((iobuf = kmalloc(RIDSIZE, GFP_KERNEL)) == NULL)
7638 PC4500_readrid(ai,ridcode,iobuf,RIDSIZE, 1);
7639 /* get the count of bytes in the rid docs say 1st 2 bytes is it.
7640 * then return it to the user
7641 * 9/22/2000 Honor user given length
7645 if (copy_to_user(comp->data, iobuf, min(len, (int)RIDSIZE))) {
7654 * Danger Will Robinson write the rids here
7657 static int writerids(struct net_device *dev, aironet_ioctl *comp) {
7658 struct airo_info *ai = dev->priv;
7662 static int (* writer)(struct airo_info *, u16 rid, const void *, int, int);
7663 unsigned char *iobuf;
7665 /* Only super-user can write RIDs */
7666 if (!capable(CAP_NET_ADMIN))
7669 if (test_bit(FLAG_FLASHING, &ai->flags))
7673 writer = do_writerid;
7675 switch(comp->command)
7677 case AIROPSIDS: ridcode = RID_SSID; break;
7678 case AIROPCAP: ridcode = RID_CAPABILITIES; break;
7679 case AIROPAPLIST: ridcode = RID_APLIST; break;
7680 case AIROPCFG: ai->config.len = 0;
7681 clear_bit(FLAG_COMMIT, &ai->flags);
7682 ridcode = RID_CONFIG; break;
7683 case AIROPWEPKEYNV: ridcode = RID_WEP_PERM; break;
7684 case AIROPLEAPUSR: ridcode = RID_LEAPUSERNAME; break;
7685 case AIROPLEAPPWD: ridcode = RID_LEAPPASSWORD; break;
7686 case AIROPWEPKEY: ridcode = RID_WEP_TEMP; writer = PC4500_writerid;
7688 case AIROPLEAPUSR+1: ridcode = 0xFF2A; break;
7689 case AIROPLEAPUSR+2: ridcode = 0xFF2B; break;
7691 /* this is not really a rid but a command given to the card
7695 if (enable_MAC(ai, &rsp, 1) != 0)
7700 * Evidently this code in the airo driver does not get a symbol
7701 * as disable_MAC. it's probably so short the compiler does not gen one.
7707 /* This command merely clears the counts does not actually store any data
7708 * only reads rid. But as it changes the cards state, I put it in the
7709 * writerid routines.
7712 if ((iobuf = kmalloc(RIDSIZE, GFP_KERNEL)) == NULL)
7715 PC4500_readrid(ai,RID_STATSDELTACLEAR,iobuf,RIDSIZE, 1);
7717 enabled = ai->micstats.enabled;
7718 memset(&ai->micstats,0,sizeof(ai->micstats));
7719 ai->micstats.enabled = enabled;
7721 if (copy_to_user(comp->data, iobuf,
7722 min((int)comp->len, (int)RIDSIZE))) {
7730 return -EOPNOTSUPP; /* Blarg! */
7732 if(comp->len > RIDSIZE)
7735 if ((iobuf = kmalloc(RIDSIZE, GFP_KERNEL)) == NULL)
7738 if (copy_from_user(iobuf,comp->data,comp->len)) {
7743 if (comp->command == AIROPCFG) {
7744 ConfigRid *cfg = (ConfigRid *)iobuf;
7746 if (test_bit(FLAG_MIC_CAPABLE, &ai->flags))
7747 cfg->opmode |= MODE_MIC;
7749 if ((cfg->opmode & 0xFF) == MODE_STA_IBSS)
7750 set_bit (FLAG_ADHOC, &ai->flags);
7752 clear_bit (FLAG_ADHOC, &ai->flags);
7755 if((*writer)(ai, ridcode, iobuf,comp->len,1)) {
7763 /*****************************************************************************
7764 * Ancillary flash / mod functions much black magic lurkes here *
7765 *****************************************************************************
7769 * Flash command switch table
7772 static int flashcard(struct net_device *dev, aironet_ioctl *comp) {
7775 /* Only super-user can modify flash */
7776 if (!capable(CAP_NET_ADMIN))
7779 switch(comp->command)
7782 return cmdreset((struct airo_info *)dev->priv);
7785 if (!((struct airo_info *)dev->priv)->flash &&
7786 (((struct airo_info *)dev->priv)->flash = kmalloc (FLASHSIZE, GFP_KERNEL)) == NULL)
7788 return setflashmode((struct airo_info *)dev->priv);
7790 case AIROFLSHGCHR: /* Get char from aux */
7791 if(comp->len != sizeof(int))
7793 if (copy_from_user(&z,comp->data,comp->len))
7795 return flashgchar((struct airo_info *)dev->priv,z,8000);
7797 case AIROFLSHPCHR: /* Send char to card. */
7798 if(comp->len != sizeof(int))
7800 if (copy_from_user(&z,comp->data,comp->len))
7802 return flashpchar((struct airo_info *)dev->priv,z,8000);
7804 case AIROFLPUTBUF: /* Send 32k to card */
7805 if (!((struct airo_info *)dev->priv)->flash)
7807 if(comp->len > FLASHSIZE)
7809 if(copy_from_user(((struct airo_info *)dev->priv)->flash,comp->data,comp->len))
7812 flashputbuf((struct airo_info *)dev->priv);
7816 if(flashrestart((struct airo_info *)dev->priv,dev))
7823 #define FLASH_COMMAND 0x7e7e
7827 * Disable MAC and do soft reset on
7831 static int cmdreset(struct airo_info *ai) {
7835 airo_print_info(ai->dev->name, "Waitbusy hang before RESET");
7839 OUT4500(ai,COMMAND,CMD_SOFTRESET);
7841 ssleep(1); /* WAS 600 12/7/00 */
7844 airo_print_info(ai->dev->name, "Waitbusy hang AFTER RESET");
7851 * Put the card in legendary flash
7855 static int setflashmode (struct airo_info *ai) {
7856 set_bit (FLAG_FLASHING, &ai->flags);
7858 OUT4500(ai, SWS0, FLASH_COMMAND);
7859 OUT4500(ai, SWS1, FLASH_COMMAND);
7861 OUT4500(ai, SWS0, FLASH_COMMAND);
7862 OUT4500(ai, COMMAND,0x10);
7864 OUT4500(ai, SWS2, FLASH_COMMAND);
7865 OUT4500(ai, SWS3, FLASH_COMMAND);
7866 OUT4500(ai, COMMAND,0);
7868 msleep(500); /* 500ms delay */
7871 clear_bit (FLAG_FLASHING, &ai->flags);
7872 airo_print_info(ai->dev->name, "Waitbusy hang after setflash mode");
7878 /* Put character to SWS0 wait for dwelltime
7882 static int flashpchar(struct airo_info *ai,int byte,int dwelltime) {
7893 /* Wait for busy bit d15 to go false indicating buffer empty */
7894 while ((IN4500 (ai, SWS0) & 0x8000) && waittime > 0) {
7899 /* timeout for busy clear wait */
7901 airo_print_info(ai->dev->name, "flash putchar busywait timeout!");
7905 /* Port is clear now write byte and wait for it to echo back */
7907 OUT4500(ai,SWS0,byte);
7910 echo = IN4500(ai,SWS1);
7911 } while (dwelltime >= 0 && echo != byte);
7915 return (echo == byte) ? 0 : -EIO;
7919 * Get a character from the card matching matchbyte
7922 static int flashgchar(struct airo_info *ai,int matchbyte,int dwelltime){
7924 unsigned char rbyte=0;
7927 rchar = IN4500(ai,SWS1);
7929 if(dwelltime && !(0x8000 & rchar)){
7934 rbyte = 0xff & rchar;
7936 if( (rbyte == matchbyte) && (0x8000 & rchar) ){
7940 if( rbyte == 0x81 || rbyte == 0x82 || rbyte == 0x83 || rbyte == 0x1a || 0xffff == rchar)
7944 }while(dwelltime > 0);
7949 * Transfer 32k of firmware data from user buffer to our buffer and
7953 static int flashputbuf(struct airo_info *ai){
7957 if (test_bit(FLAG_MPI,&ai->flags))
7958 memcpy_toio(ai->pciaux + 0x8000, ai->flash, FLASHSIZE);
7960 OUT4500(ai,AUXPAGE,0x100);
7961 OUT4500(ai,AUXOFF,0);
7963 for(nwords=0;nwords != FLASHSIZE / 2;nwords++){
7964 OUT4500(ai,AUXDATA,ai->flash[nwords] & 0xffff);
7967 OUT4500(ai,SWS0,0x8000);
7975 static int flashrestart(struct airo_info *ai,struct net_device *dev){
7978 ssleep(1); /* Added 12/7/00 */
7979 clear_bit (FLAG_FLASHING, &ai->flags);
7980 if (test_bit(FLAG_MPI, &ai->flags)) {
7981 status = mpi_init_descriptors(ai);
7982 if (status != SUCCESS)
7985 status = setup_card(ai, dev->dev_addr, 1);
7987 if (!test_bit(FLAG_MPI,&ai->flags))
7988 for( i = 0; i < MAX_FIDS; i++ ) {
7989 ai->fids[i] = transmit_allocate
7990 ( ai, AIRO_DEF_MTU, i >= MAX_FIDS / 2 );
7993 ssleep(1); /* Added 12/7/00 */
7996 #endif /* CISCO_EXT */
7999 This program is free software; you can redistribute it and/or
8000 modify it under the terms of the GNU General Public License
8001 as published by the Free Software Foundation; either version 2
8002 of the License, or (at your option) any later version.
8004 This program is distributed in the hope that it will be useful,
8005 but WITHOUT ANY WARRANTY; without even the implied warranty of
8006 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
8007 GNU General Public License for more details.
8011 Redistribution and use in source and binary forms, with or without
8012 modification, are permitted provided that the following conditions
8015 1. Redistributions of source code must retain the above copyright
8016 notice, this list of conditions and the following disclaimer.
8017 2. Redistributions in binary form must reproduce the above copyright
8018 notice, this list of conditions and the following disclaimer in the
8019 documentation and/or other materials provided with the distribution.
8020 3. The name of the author may not be used to endorse or promote
8021 products derived from this software without specific prior written
8024 THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
8025 IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
8026 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
8027 ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
8028 INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
8029 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
8030 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
8031 HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
8032 STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
8033 IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
8034 POSSIBILITY OF SUCH DAMAGE.
8037 module_init(airo_init_module);
8038 module_exit(airo_cleanup_module);
projects / linux-2.6 / blob