2 * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21 * Purpose: MAC Data structure
32 #include <linux/module.h>
33 #include <linux/types.h>
35 #include <linux/errno.h>
36 #include <linux/ioport.h>
37 #include <linux/pci.h>
38 #include <linux/kernel.h>
39 #include <linux/netdevice.h>
40 #include <linux/etherdevice.h>
41 #include <linux/skbuff.h>
42 #include <linux/delay.h>
43 #include <linux/timer.h>
44 #include <linux/slab.h>
45 #include <linux/interrupt.h>
46 #include <linux/string.h>
47 #include <linux/wait.h>
48 #include <linux/if_arp.h>
49 #include <linux/sched.h>
52 #include <linux/crc32.h>
53 //#include <linux/config.h>
54 #include <linux/uaccess.h>
55 #include <linux/proc_fs.h>
56 #include <linux/inetdevice.h>
57 #include <linux/reboot.h>
58 #include <linux/ethtool.h>
59 /* Include Wireless Extension definition and check version - Jean II */
60 #include <linux/wireless.h>
61 #include <net/iw_handler.h> // New driver API
63 //2008-0409-07, <Add> by Einsn Liu
64 #ifndef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
65 #define WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
72 #include "device_cfg.h"
85 /*--------------------- Export Definitions -------------------------*/
87 #define MAC_MAX_CONTEXT_REG (256+128)
89 #define MAX_MULTICAST_ADDRESS_NUM 32
90 #define MULTICAST_ADDRESS_LIST_SIZE (MAX_MULTICAST_ADDRESS_NUM * ETH_ALEN)
92 #define DUPLICATE_RX_CACHE_LENGTH 5
94 #define NUM_KEY_ENTRY 11
99 #define TX_WEP_SWOTP 3
100 #define TX_WEP_OTPSW 4
101 #define TX_WEP_SW232 5
103 #define KEYSEL_WEP40 0
104 #define KEYSEL_WEP104 1
105 #define KEYSEL_TKIP 2
106 #define KEYSEL_CCMP 3
108 #define AUTO_FB_NONE 0
118 #define ANT_DIVERSITY 2
119 #define ANT_RXD_TXA 3
120 #define ANT_RXD_TXB 4
121 #define ANT_UNKNOWN 0xFF
123 #define MAXCHECKHANGCNT 4
125 #define BB_VGA_LEVEL 4
126 #define BB_VGA_CHANGE_THRESHOLD 16
129 #define RUN_AT(x) (jiffies+(x))
133 #define RESERV_AC0DMA 4
137 #define AVAIL_TD(p, q) ((p)->sOpts.nTxDescs[(q)] - ((p)->iTDUsed[(q)]))
141 #define PRIVATE_Message 0
143 /*--------------------- Export Types ------------------------------*/
145 #define PRINT_K(p, args...) \
147 if (PRIVATE_Message) \
152 typedef enum _VIA_BB_TYPE
157 } VIA_BB_TYPE, *PVIA_BB_TYPE;
159 //0:11a,1:11b,2:11gb(only CCK in BasicRate),3:11ga(OFDM in Basic Rate)
160 typedef enum _VIA_PKT_TYPE
166 } VIA_PKT_TYPE, *PVIA_PKT_TYPE;
168 typedef enum __device_msg_level {
169 MSG_LEVEL_ERR = 0, //Errors that will cause abnormal operation.
170 MSG_LEVEL_NOTICE = 1, //Some errors need users to be notified.
171 MSG_LEVEL_INFO = 2, //Normal message.
172 MSG_LEVEL_VERBOSE = 3, //Will report all trival errors.
173 MSG_LEVEL_DEBUG = 4 //Only for debug purpose.
174 } DEVICE_MSG_LEVEL, *PDEVICE_MSG_LEVEL;
178 #define MAX_BSSIDINFO_4_PMKID 16
179 #define MAX_PMKIDLIST 5
180 //Flags for PMKID Candidate list structure
181 #define NDIS_802_11_PMKID_CANDIDATE_PREAUTH_ENABLED 0x01
184 typedef unsigned char NDIS_802_11_PMKID_VALUE[16];
186 typedef enum _NDIS_802_11_WEP_STATUS {
187 Ndis802_11WEPEnabled,
188 Ndis802_11Encryption1Enabled = Ndis802_11WEPEnabled,
189 Ndis802_11WEPDisabled,
190 Ndis802_11EncryptionDisabled = Ndis802_11WEPDisabled,
191 Ndis802_11WEPKeyAbsent,
192 Ndis802_11Encryption1KeyAbsent = Ndis802_11WEPKeyAbsent,
193 Ndis802_11WEPNotSupported,
194 Ndis802_11EncryptionNotSupported = Ndis802_11WEPNotSupported,
195 Ndis802_11Encryption2Enabled,
196 Ndis802_11Encryption2KeyAbsent,
197 Ndis802_11Encryption3Enabled,
198 Ndis802_11Encryption3KeyAbsent
199 } NDIS_802_11_WEP_STATUS, *PNDIS_802_11_WEP_STATUS,
200 NDIS_802_11_ENCRYPTION_STATUS, *PNDIS_802_11_ENCRYPTION_STATUS;
202 typedef enum _NDIS_802_11_STATUS_TYPE {
203 Ndis802_11StatusType_Authentication,
204 Ndis802_11StatusType_MediaStreamMode,
205 Ndis802_11StatusType_PMKID_CandidateList,
206 Ndis802_11StatusTypeMax // not a real type, defined as an upper bound
207 } NDIS_802_11_STATUS_TYPE, *PNDIS_802_11_STATUS_TYPE;
209 //Added new types for PMKID Candidate lists.
210 struct pmkid_candidate {
211 NDIS_802_11_MAC_ADDRESS BSSID;
215 typedef struct _BSSID_INFO {
216 NDIS_802_11_MAC_ADDRESS BSSID;
217 NDIS_802_11_PMKID_VALUE PMKID;
218 } BSSID_INFO, *PBSSID_INFO;
220 typedef struct tagSPMKID {
221 unsigned long Length;
222 unsigned long BSSIDInfoCount;
223 BSSID_INFO BSSIDInfo[MAX_BSSIDINFO_4_PMKID];
226 typedef struct tagSPMKIDCandidateEvent {
227 NDIS_802_11_STATUS_TYPE StatusType;
228 unsigned long Version; // Version of the structure
229 unsigned long NumCandidates; // No. of pmkid candidates
230 struct pmkid_candidate CandidateList[MAX_PMKIDLIST];
231 } SPMKIDCandidateEvent, *PSPMKIDCandidateEvent;
236 #define MAX_QUIET_COUNT 8
238 typedef struct tagSQuietControl {
240 unsigned long dwStartTime;
241 unsigned char byPeriod;
242 unsigned short wDuration;
243 } SQuietControl, *PSQuietControl;
246 typedef struct __chip_info_tbl {
252 } CHIP_INFO, *PCHIP_INFO;
257 } DEVICE_OWNER_TYPE, *PDEVICE_OWNER_TYPE;
259 // The receive duplicate detection cache entry
260 typedef struct tagSCacheEntry {
261 unsigned short wFmSequence;
262 unsigned char abyAddr2[ETH_ALEN];
263 } SCacheEntry, *PSCacheEntry;
265 typedef struct tagSCache {
266 /* The receive cache is updated circularly. The next entry to be written is
267 * indexed by the "InPtr".
269 unsigned int uInPtr; // Place to use next
270 SCacheEntry asCacheEntry[DUPLICATE_RX_CACHE_LENGTH];
273 #define CB_MAX_RX_FRAG 64
274 // DeFragment Control Block, used for collecting fragments prior to reassembly
275 typedef struct tagSDeFragControlBlock {
276 unsigned short wSequence;
277 unsigned short wFragNum;
278 unsigned char abyAddr2[ETH_ALEN];
279 unsigned int uLifetime;
281 unsigned char *pbyRxBuffer;
282 unsigned int cbFrameLength;
284 } SDeFragControlBlock, *PSDeFragControlBlock;
287 #define DEVICE_FLAGS_IP_ALIGN 0x00000001UL
288 #define DEVICE_FLAGS_PREAMBLE_TYPE 0x00000002UL
289 #define DEVICE_FLAGS_OP_MODE 0x00000004UL
290 #define DEVICE_FLAGS_PS_MODE 0x00000008UL
291 #define DEVICE_FLAGS_80211h_MODE 0x00000010UL
292 #define DEVICE_FLAGS_DiversityANT 0x00000020UL
294 //flags for driver status
295 #define DEVICE_FLAGS_OPENED 0x00010000UL
296 #define DEVICE_FLAGS_WOL_ENABLED 0x00080000UL
297 //flags for capabilities
298 #define DEVICE_FLAGS_TX_ALIGN 0x01000000UL
299 #define DEVICE_FLAGS_HAVE_CAM 0x02000000UL
300 #define DEVICE_FLAGS_FLOW_CTRL 0x04000000UL
302 //flags for MII status
303 #define DEVICE_LINK_FAIL 0x00000001UL
304 #define DEVICE_SPEED_10 0x00000002UL
305 #define DEVICE_SPEED_100 0x00000004UL
306 #define DEVICE_SPEED_1000 0x00000008UL
307 #define DEVICE_DUPLEX_FULL 0x00000010UL
308 #define DEVICE_AUTONEG_ENABLE 0x00000020UL
309 #define DEVICE_FORCED_BY_EEPROM 0x00000040UL
310 //for device_set_media_duplex
311 #define DEVICE_LINK_CHANGE 0x00000001UL
313 typedef struct __device_opt {
314 int nRxDescs0; //Number of RX descriptors0
315 int nRxDescs1; //Number of RX descriptors1
316 int nTxDescs[2]; //Number of TX descriptors 0, 1
317 int int_works; //interrupt limits
318 int rts_thresh; //rts threshold
326 } OPTIONS, *POPTIONS;
329 struct pci_dev *pcid;
332 struct net_device *dev;
334 //dma addr, rx/tx pool
336 dma_addr_t rd0_pool_dma;
337 dma_addr_t rd1_pool_dma;
339 dma_addr_t td0_pool_dma;
340 dma_addr_t td1_pool_dma;
342 dma_addr_t tx_bufs_dma0;
343 dma_addr_t tx_bufs_dma1;
344 dma_addr_t tx_beacon_dma;
346 unsigned char *tx0_bufs;
347 unsigned char *tx1_bufs;
348 unsigned char *tx_beacon_bufs;
352 void __iomem *PortOffset;
358 unsigned char byRevId;
359 unsigned short SubSystemID;
360 unsigned short SubVendorID;
363 volatile int iTDUsed[TYPE_MAXTD];
365 volatile PSTxDesc apCurrTD[TYPE_MAXTD];
366 volatile PSTxDesc apTailTD[TYPE_MAXTD];
368 volatile PSTxDesc apTD0Rings;
369 volatile PSTxDesc apTD1Rings;
371 volatile PSRxDesc aRD0Ring;
372 volatile PSRxDesc aRD1Ring;
373 volatile PSRxDesc pCurrRD[TYPE_MAXRD];
376 SDeFragControlBlock sRxDFCB[CB_MAX_RX_FRAG];
378 unsigned int cbFreeDFCB;
379 unsigned int uCurrentDFCBIdx;
387 unsigned char byRxMode;
392 struct completion notify;
393 struct semaphore mlme_semaphore;
398 unsigned char byLocalID;
399 unsigned char byRFType;
401 unsigned char byMaxPwrLevel;
402 unsigned char byZoneType;
404 unsigned char byOriginalZonetype;
405 unsigned char abyMacContext[MAC_MAX_CONTEXT_REG];
406 bool bLinkPass; // link status: OK or fail
407 unsigned char abyCurrentNetAddr[ETH_ALEN];
409 // Adapter statistics
410 SStatCounter scStatistic;
412 SDot11Counters s802_11Counter;
416 SMgmtObject sMgmtObj;
418 // 802.11 MAC specific
419 unsigned int uCurrRSSI;
420 unsigned char byCurrSQ;
422 unsigned long dwTxAntennaSel;
423 unsigned long dwRxAntennaSel;
424 unsigned char byAntennaCount;
425 unsigned char byRxAntennaMode;
426 unsigned char byTxAntennaMode;
429 unsigned char *pbyTmpBuff;
430 unsigned int uSIFS; //Current SIFS
431 unsigned int uDIFS; //Current DIFS
432 unsigned int uEIFS; //Current EIFS
433 unsigned int uSlot; //Current SlotTime
434 unsigned int uCwMin; //Current CwMin
435 unsigned int uCwMax; //CwMax is fixed on 1023.
437 unsigned char bySIFS;
438 unsigned char byDIFS;
439 unsigned char byEIFS;
440 unsigned char bySlot;
441 unsigned char byCWMaxMin;
442 CARD_PHY_TYPE eCurrentPHYType;
444 VIA_BB_TYPE byBBType; //0: 11A, 1:11B, 2:11G
445 VIA_PKT_TYPE byPacketType; //0:11a,1:11b,2:11gb(only CCK in BasicRate),3:11ga(OFDM in Basic Rate)
446 unsigned short wBasicRate;
447 unsigned char byACKRate;
448 unsigned char byTopOFDMBasicRate;
449 unsigned char byTopCCKBasicRate;
451 unsigned char byMinChannel;
452 unsigned char byMaxChannel;
453 unsigned int uConnectionRate;
455 unsigned char byPreambleType;
456 unsigned char byShortPreamble;
458 unsigned short wCurrentRate;
459 unsigned short wRTSThreshold;
460 unsigned short wFragmentationThreshold;
461 unsigned char byShortRetryLimit;
462 unsigned char byLongRetryLimit;
463 enum nl80211_iftype op_mode;
464 unsigned char byOpMode;
466 unsigned short wMaxTransmitMSDULifetime;
467 unsigned char abyBSSID[ETH_ALEN];
468 unsigned char abyDesireBSSID[ETH_ALEN];
469 unsigned short wACKDuration; // update while speed change
470 unsigned short wRTSTransmitLen; // update while speed change
471 unsigned char byRTSServiceField; // update while speed change
472 unsigned char byRTSSignalField; // update while speed change
474 unsigned long dwMaxReceiveLifetime; // dot11MaxReceiveLifetime
476 bool bEncryptionEnable;
481 bool bBarkerPreambleMd;
483 unsigned char byERPFlag;
484 unsigned short wUseProtectCntDown;
486 bool bRadioControlOff;
489 unsigned short wListenInterval;
491 WMAC_POWER_MODE ePSMode;
493 // GPIO Radio Control
494 unsigned char byRadioCtl;
495 unsigned char byGPIO;
497 bool bPrvActive4RadioOFF;
501 unsigned short wSeqCounter;
502 unsigned short wBCNBufLen;
503 bool bBeaconBufReady;
505 bool bIsBeaconBufReadySet;
506 unsigned int cbBeaconBufReadySetCnt;
508 unsigned char byCurrentCh;
509 unsigned int uScanTime;
511 CMD_STATE eCommandState;
519 unsigned int uAutoReConnectTime;
523 CMD_ITEM eCmdQueue[CMD_Q_SIZE];
524 unsigned int uCmdDequeueIdx;
525 unsigned int uCmdEnqueueIdx;
526 unsigned int cbFreeCmdQueue;
532 unsigned char abyIPAddr[4];
534 unsigned long ulTxPower;
535 NDIS_802_11_WEP_STATUS eEncryptionStatus;
537 //2007-0925-01<Add>by MikeLiu
538 //mike add :save old Encryption
539 NDIS_802_11_WEP_STATUS eOldEncryptionStatus;
542 unsigned long dwIVCounter;
544 u64 qwPacketNumber; /* For CCMP and TKIP as TSC(6 bytes) */
545 unsigned int uCurrentWEPMode;
548 unsigned char abyPRNG[WLAN_WEPMAX_KEYLEN+3];
549 unsigned char byKeyIndex;
550 unsigned int uKeyLength;
551 unsigned char abyKey[WLAN_WEP232_KEYLEN];
554 unsigned char byCntMeasure;
557 unsigned int uAssocCount;
563 // for OID_802_11_ASSOCIATION_INFORMATION
566 unsigned char byAutoFBCtrl;
571 unsigned int uRATEIdx;
573 // For Update BaseBand VGA Gain Offset
575 unsigned int uBBVGADiffCount;
576 unsigned char byBBVGANew;
577 unsigned char byBBVGACurrent;
578 unsigned char abyBBVGA[BB_VGA_LEVEL];
579 long ldBmThreshold[BB_VGA_LEVEL];
581 unsigned char byBBPreEDRSSI;
582 unsigned char byBBPreEDIndex;
585 unsigned long dwDiagRefCount;
588 unsigned char byFOETuning;
590 // For Auto Power Tunning
592 unsigned char byAutoPwrTunning;
594 short sPSetPointOFDMG;
595 short sPSetPointOFDMA;
596 long lPFormulaOffset;
601 // For RF Power table
602 unsigned char byCCKPwr;
603 unsigned char byOFDMPwrG;
604 unsigned char byCurPwr;
606 unsigned char abyCCKPwrTbl[CB_MAX_CHANNEL_24G+1];
607 unsigned char abyOFDMPwrTbl[CB_MAX_CHANNEL+1];
608 char abyCCKDefaultPwr[CB_MAX_CHANNEL_24G+1];
609 char abyOFDMDefaultPwr[CB_MAX_CHANNEL+1];
610 char abyRegPwr[CB_MAX_CHANNEL+1];
611 char abyLocalPwr[CB_MAX_CHANNEL+1];
613 // BaseBand Loopback Use
614 unsigned char byBBCR4d;
615 unsigned char byBBCRc9;
616 unsigned char byBBCR88;
617 unsigned char byBBCR09;
620 struct timer_list sTimerCommand;
621 struct timer_list sTimerTxData;
622 unsigned long nTxDataTimeCout;
624 bool IsTxDataTrigger;
626 #ifdef WPA_SM_Transtatus
627 bool fWPA_Authened; //is WPA/WPA-PSK or WPA2/WPA2-PSK authen??
629 unsigned char byReAssocCount; //mike add:re-association retry times!
630 unsigned char byLinkWaitCount;
632 unsigned char abyNodeName[17];
634 bool bDiversityRegCtlON;
635 bool bDiversityEnable;
636 unsigned long ulDiversityNValue;
637 unsigned long ulDiversityMValue;
638 unsigned char byTMax;
639 unsigned char byTMax2;
640 unsigned char byTMax3;
641 unsigned long ulSQ3TH;
644 unsigned long uDiversityCnt;
645 unsigned char byAntennaState;
646 unsigned long ulRatio_State0;
647 unsigned long ulRatio_State1;
649 //SQ3 functions for antenna diversity
650 struct timer_list TimerSQ3Tmax1;
651 struct timer_list TimerSQ3Tmax2;
652 struct timer_list TimerSQ3Tmax3;
654 unsigned long uNumSQ3[MAX_RATE];
655 unsigned short wAntDiversityMaxRate;
657 SEthernetHeader sTxEthHeader;
658 SEthernetHeader sRxEthHeader;
659 unsigned char abyBroadcastAddr[ETH_ALEN];
660 unsigned char abySNAP_RFC1042[ETH_ALEN];
661 unsigned char abySNAP_Bridgetunnel[ETH_ALEN];
662 unsigned char abyEEPROM[EEP_MAX_CONTEXT_SIZE]; //unsigned long alignment
663 // Pre-Authentication & PMK cache
665 SPMKIDCandidateEvent gsPMKIDCandidate;
669 unsigned char abyCountryCode[3];
671 unsigned int uNumOfMeasureEIDs;
672 PWLAN_IE_MEASURE_REQ pCurrMeasureEID;
673 bool bMeasureInProgress;
674 unsigned char byOrgChannel;
675 unsigned char byOrgRCR;
676 unsigned long dwOrgMAR0;
677 unsigned long dwOrgMAR4;
678 unsigned char byBasicMap;
679 unsigned char byCCAFraction;
680 unsigned char abyRPIs[8];
681 unsigned long dwRPIs[8];
683 unsigned char byNewChannel;
684 unsigned char byChannelSwitchCount;
686 bool bEnableFirstQuiet;
687 unsigned char byQuietStartCount;
688 unsigned int uQuietEnqueue;
689 unsigned long dwCurrentQuietEndTime;
690 SQuietControl sQuiet[MAX_QUIET_COUNT];
693 bool bCountryInfo24G;
695 unsigned short wBeaconInterval;
697 //WPA supplicant deamon
698 struct net_device *wpadev;
701 #ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
702 unsigned int bwextcount;
703 bool bWPASuppWextEnabled;
708 // user space daemon: hostapd, is used for HOSTAP
712 struct net_device *apdev;
713 int (*tx_80211)(struct sk_buff *skb, struct net_device *dev);
715 unsigned int uChannel;
718 struct iw_statistics wstats; // wireless stats
722 static inline bool device_get_ip(struct vnt_private *pInfo)
724 struct in_device *in_dev = (struct in_device *)pInfo->dev->ip_ptr;
725 struct in_ifaddr *ifa;
727 if (in_dev != NULL) {
728 ifa = (struct in_ifaddr *)in_dev->ifa_list;
730 memcpy(pInfo->abyIPAddr, &ifa->ifa_address, 4);
737 static inline PDEVICE_RD_INFO alloc_rd_info(void)
739 return kzalloc(sizeof(DEVICE_RD_INFO), GFP_ATOMIC);
742 static inline PDEVICE_TD_INFO alloc_td_info(void)
744 return kzalloc(sizeof(DEVICE_TD_INFO), GFP_ATOMIC);
747 /*--------------------- Export Functions --------------------------*/
749 bool device_dma0_xmit(struct vnt_private *pDevice,
750 struct sk_buff *skb, unsigned int uNodeIndex);
751 bool device_alloc_frag_buf(struct vnt_private *pDevice,
752 PSDeFragControlBlock pDeF);
753 int Config_FileOperation(struct vnt_private *pDevice,
754 bool fwrite, unsigned char *Parameter);