2 *************************************************************************
4 * 5F., No.36, Taiyuan St., Jhubei City,
8 * (c) Copyright 2002-2007, Ralink Technology, Inc.
10 * This program is free software; you can redistribute it and/or modify *
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25 *************************************************************************
34 -------- ---------- ----------------------------------------------
35 John Chang 2003-08-28 Created
36 John Chang 2004-09-06 modified for RT2600
42 // maximum supported capability information -
43 // ESS, IBSS, Privacy, Short Preamble, Spectrum mgmt, Short Slot
44 #define SUPPORTED_CAPABILITY_INFO 0x0533
46 #define END_OF_ARGS -1
47 #define LFSR_MASK 0x80000057
48 #define MLME_TASK_EXEC_INTV 100/*200*/ //
50 #define MLME_TASK_EXEC_MULTIPLE 10 /*5*/ // MLME_TASK_EXEC_MULTIPLE * MLME_TASK_EXEC_INTV = 1 sec
51 #define REORDER_EXEC_INTV 100 // 0.1 sec
53 // The definition of Radar detection duration region
59 #define MAX_RD_REGION 5
61 #ifdef NDIS51_MINIPORT
62 #define BEACON_LOST_TIME 4000 // 2048 msec = 2 sec
64 #define BEACON_LOST_TIME 4 * OS_HZ // 2048 msec = 2 sec
67 #define DLS_TIMEOUT 1200 // unit: msec
68 #define AUTH_TIMEOUT 300 // unit: msec
69 #define ASSOC_TIMEOUT 300 // unit: msec
70 #define JOIN_TIMEOUT 2 * OS_HZ // unit: msec
71 #define SHORT_CHANNEL_TIME 90 // unit: msec
72 #define MIN_CHANNEL_TIME 110 // unit: msec, for dual band scan
73 #define MAX_CHANNEL_TIME 140 // unit: msec, for single band scan
74 #define FAST_ACTIVE_SCAN_TIME 30 // Active scan waiting for probe response time
75 #define CW_MIN_IN_BITS 4 // actual CwMin = 2^CW_MIN_IN_BITS - 1
77 #ifndef CONFIG_AP_SUPPORT
78 #define CW_MAX_IN_BITS 10 // actual CwMax = 2^CW_MAX_IN_BITS - 1
81 // Note: RSSI_TO_DBM_OFFSET has been changed to variable for new RF (2004-0720).
82 // SHould not refer to this constant anymore
83 //#define RSSI_TO_DBM_OFFSET 120 // for RT2530 RSSI-115 = dBm
84 #define RSSI_FOR_MID_TX_POWER -55 // -55 db is considered mid-distance
85 #define RSSI_FOR_LOW_TX_POWER -45 // -45 db is considered very short distance and
86 // eligible to use a lower TX power
87 #define RSSI_FOR_LOWEST_TX_POWER -30
88 //#define MID_TX_POWER_DELTA 0 // 0 db from full TX power upon mid-distance to AP
89 #define LOW_TX_POWER_DELTA 6 // -3 db from full TX power upon very short distance. 1 grade is 0.5 db
90 #define LOWEST_TX_POWER_DELTA 16 // -8 db from full TX power upon shortest distance. 1 grade is 0.5 db
92 #define RSSI_TRIGGERED_UPON_BELOW_THRESHOLD 0
93 #define RSSI_TRIGGERED_UPON_EXCCEED_THRESHOLD 1
94 #define RSSI_THRESHOLD_FOR_ROAMING 25
97 // Channel Quality Indication
98 #define CQI_IS_GOOD(cqi) ((cqi) >= 50)
99 //#define CQI_IS_FAIR(cqi) (((cqi) >= 20) && ((cqi) < 50))
100 #define CQI_IS_POOR(cqi) (cqi < 50) //(((cqi) >= 5) && ((cqi) < 20))
101 #define CQI_IS_BAD(cqi) (cqi < 5)
102 #define CQI_IS_DEAD(cqi) (cqi == 0)
104 // weighting factor to calculate Channel quality, total should be 100%
105 #define RSSI_WEIGHTING 50
106 #define TX_WEIGHTING 30
107 #define RX_WEIGHTING 20
109 #define BSS_NOT_FOUND 0xFFFFFFFF
111 #define MAX_LEN_OF_MLME_QUEUE 40 //10
113 #define SCAN_PASSIVE 18 // scan with no probe request, only wait beacon and probe response
114 #define SCAN_ACTIVE 19 // scan with probe request, and wait beacon and probe response
115 #define SCAN_CISCO_PASSIVE 20 // Single channel passive scan
116 #define SCAN_CISCO_ACTIVE 21 // Single channel active scan
117 #define SCAN_CISCO_NOISE 22 // Single channel passive scan for noise histogram collection
118 #define SCAN_CISCO_CHANNEL_LOAD 23 // Single channel passive scan for channel load collection
119 #define FAST_SCAN_ACTIVE 24 // scan with probe request, and wait beacon and probe response
121 #define MAC_ADDR_IS_GROUP(Addr) (((Addr[0]) & 0x01))
122 #define MAC_ADDR_HASH(Addr) (Addr[0] ^ Addr[1] ^ Addr[2] ^ Addr[3] ^ Addr[4] ^ Addr[5])
123 #define MAC_ADDR_HASH_INDEX(Addr) (MAC_ADDR_HASH(Addr) % HASH_TABLE_SIZE)
124 #define TID_MAC_HASH(Addr,TID) (TID^Addr[0] ^ Addr[1] ^ Addr[2] ^ Addr[3] ^ Addr[4] ^ Addr[5])
125 #define TID_MAC_HASH_INDEX(Addr,TID) (TID_MAC_HASH(Addr,TID) % HASH_TABLE_SIZE)
128 // assoiation ON. one LED ON. another blinking when TX, OFF when idle
129 // no association, both LED off
130 #define ASIC_LED_ACT_ON(pAd) RTMP_IO_WRITE32(pAd, MAC_CSR14, 0x00031e46)
131 #define ASIC_LED_ACT_OFF(pAd) RTMP_IO_WRITE32(pAd, MAC_CSR14, 0x00001e46)
133 // bit definition of the 2-byte pBEACON->Capability field
134 #define CAP_IS_ESS_ON(x) (((x) & 0x0001) != 0)
135 #define CAP_IS_IBSS_ON(x) (((x) & 0x0002) != 0)
136 #define CAP_IS_CF_POLLABLE_ON(x) (((x) & 0x0004) != 0)
137 #define CAP_IS_CF_POLL_REQ_ON(x) (((x) & 0x0008) != 0)
138 #define CAP_IS_PRIVACY_ON(x) (((x) & 0x0010) != 0)
139 #define CAP_IS_SHORT_PREAMBLE_ON(x) (((x) & 0x0020) != 0)
140 #define CAP_IS_PBCC_ON(x) (((x) & 0x0040) != 0)
141 #define CAP_IS_AGILITY_ON(x) (((x) & 0x0080) != 0)
142 #define CAP_IS_SPECTRUM_MGMT(x) (((x) & 0x0100) != 0) // 802.11e d9
143 #define CAP_IS_QOS(x) (((x) & 0x0200) != 0) // 802.11e d9
144 #define CAP_IS_SHORT_SLOT(x) (((x) & 0x0400) != 0)
145 #define CAP_IS_APSD(x) (((x) & 0x0800) != 0) // 802.11e d9
146 #define CAP_IS_IMMED_BA(x) (((x) & 0x1000) != 0) // 802.11e d9
147 #define CAP_IS_DSSS_OFDM(x) (((x) & 0x2000) != 0)
148 #define CAP_IS_DELAY_BA(x) (((x) & 0x4000) != 0) // 802.11e d9
150 #define CAP_GENERATE(ess,ibss,priv,s_pre,s_slot,spectrum) (((ess) ? 0x0001 : 0x0000) | ((ibss) ? 0x0002 : 0x0000) | ((priv) ? 0x0010 : 0x0000) | ((s_pre) ? 0x0020 : 0x0000) | ((s_slot) ? 0x0400 : 0x0000) | ((spectrum) ? 0x0100 : 0x0000))
152 #define ERP_IS_NON_ERP_PRESENT(x) (((x) & 0x01) != 0) // 802.11g
153 #define ERP_IS_USE_PROTECTION(x) (((x) & 0x02) != 0) // 802.11g
154 #define ERP_IS_USE_BARKER_PREAMBLE(x) (((x) & 0x04) != 0) // 802.11g
156 #define DRS_TX_QUALITY_WORST_BOUND 8// 3 // just test by gary
157 #define DRS_PENALTY 8
160 //BA Policy subfiled value in ADDBA frame
164 // BA Initiator subfield in DELBA frame
169 #define ADDBA_RESULTCODE_SUCCESS 0
170 #define ADDBA_RESULTCODE_REFUSED 37
171 #define ADDBA_RESULTCODE_INVALID_PARAMETERS 38
174 #define DELBA_REASONCODE_QSTA_LEAVING 36
175 #define DELBA_REASONCODE_END_BA 37
176 #define DELBA_REASONCODE_UNKNOWN_BA 38
177 #define DELBA_REASONCODE_TIMEOUT 39
179 // reset all OneSecTx counters
180 #define RESET_ONE_SEC_TX_CNT(__pEntry) \
181 if (((__pEntry)) != NULL) \
183 (__pEntry)->OneSecTxRetryOkCount = 0; \
184 (__pEntry)->OneSecTxFailCount = 0; \
185 (__pEntry)->OneSecTxNoRetryOkCount = 0; \
189 // 802.11 frame formats
191 // HT Capability INFO field in HT Cap IE .
192 typedef struct PACKED {
194 USHORT ChannelWidth:1;
195 USHORT MimoPs:2;//momi power safe
196 USHORT GF:1; //green field
197 USHORT ShortGIfor20:1;
198 USHORT ShortGIfor40:1; //for40MHz
201 USHORT DelayedBA:1; //rt2860c not support
202 USHORT AMsduSize:1; // only support as zero
203 USHORT CCKmodein40:1;
205 USHORT Forty_Mhz_Intolerant:1;
206 USHORT LSIGTxopProSup:1;
207 } HT_CAP_INFO, *PHT_CAP_INFO;
209 // HT Capability INFO field in HT Cap IE .
210 typedef struct PACKED {
211 UCHAR MaxRAmpduFactor:2;
213 UCHAR rsv:3;//momi power safe
214 } HT_CAP_PARM, *PHT_CAP_PARM;
216 // HT Capability INFO field in HT Cap IE .
217 typedef struct PACKED {
219 UCHAR SupRate[2]; // unit : 1Mbps
220 UCHAR TxMCSSetDefined:1;
221 UCHAR TxRxNotEqual:1;
226 } HT_MCS_SET, *PHT_MCS_SET;
228 // HT Capability INFO field in HT Cap IE .
229 typedef struct PACKED {
232 USHORT rsv:5;//momi power safe
233 USHORT MCSFeedback:2; //0:no MCS feedback, 2:unsolicited MCS feedback, 3:Full MCS feedback, 1:rsv.
234 USHORT PlusHTC:1; //+HTC control field support
235 USHORT RDGSupport:1; //reverse Direction Grant support
237 } EXT_HT_CAP_INFO, *PEXT_HT_CAP_INFO;
239 // HT Beamforming field in HT Cap IE .
240 typedef struct PACKED _HT_BF_CAP{
241 ULONG TxBFRecCapable:1;
242 ULONG RxSoundCapable:1;
243 ULONG TxSoundCapable:1;
244 ULONG RxNDPCapable:1;
245 ULONG TxNDPCapable:1;
246 ULONG ImpTxBFCapable:1;
248 ULONG ExpCSICapable:1;
249 ULONG ExpNoComSteerCapable:1;
250 ULONG ExpComSteerCapable:1;
256 ULONG NoComSteerBFAntSup:2;
257 ULONG ComSteerBFAntSup:2;
259 ULONG ChanEstimation:2;
261 } HT_BF_CAP, *PHT_BF_CAP;
263 // HT antenna selection field in HT Cap IE .
264 typedef struct PACKED _HT_AS_CAP{
266 UCHAR ExpCSIFbkTxASEL:1;
267 UCHAR AntIndFbkTxASEL:1;
273 } HT_AS_CAP, *PHT_AS_CAP;
275 // Draft 1.0 set IE length 26, but is extensible..
276 #define SIZE_HT_CAP_IE 26
277 // The structure for HT Capability IE.
278 typedef struct PACKED _HT_CAPABILITY_IE{
279 HT_CAP_INFO HtCapInfo;
280 HT_CAP_PARM HtCapParm;
281 // HT_MCS_SET HtMCSSet;
283 EXT_HT_CAP_INFO ExtHtCapInfo;
284 HT_BF_CAP TxBFCap; // beamforming cap. rt2860c not support beamforming.
285 HT_AS_CAP ASCap; //antenna selection.
286 } HT_CAPABILITY_IE, *PHT_CAPABILITY_IE;
289 // 802.11n draft3 related structure definitions.
291 #define dot11OBSSScanPassiveDwell 20 // in TU. min amount of time that the STA continously scans each channel when performing an active OBSS scan.
292 #define dot11OBSSScanActiveDwell 10 // in TU.min amount of time that the STA continously scans each channel when performing an passive OBSS scan.
293 #define dot11BSSWidthTriggerScanInterval 300 // in sec. max interval between scan operations to be performed to detect BSS channel width trigger events.
294 #define dot11OBSSScanPassiveTotalPerChannel 200 // in TU. min total amount of time that the STA scans each channel when performing a passive OBSS scan.
295 #define dot11OBSSScanActiveTotalPerChannel 20 //in TU. min total amount of time that the STA scans each channel when performing a active OBSS scan
296 #define dot11BSSWidthChannelTransactionDelayFactor 5 // min ratio between the delay time in performing a switch from 20MHz BSS to 20/40 BSS operation and the maxima
297 // interval between overlapping BSS scan operations.
298 #define dot11BSSScanActivityThreshold 25 // in %%, max total time that a STA may be active on the medium during a period of
299 // (dot11BSSWidthChannelTransactionDelayFactor * dot11BSSWidthTriggerScanInterval) seconds without
300 // being obligated to perform OBSS Scan operations. default is 25(== 0.25%)
302 typedef struct PACKED _OVERLAP_BSS_SCAN_IE{
303 USHORT ScanPassiveDwell;
304 USHORT ScanActiveDwell;
305 USHORT TriggerScanInt; // Trigger scan interval
306 USHORT PassiveTalPerChannel; // passive total per channel
307 USHORT ActiveTalPerChannel; // active total per channel
308 USHORT DelayFactor; // BSS width channel transition delay factor
309 USHORT ScanActThre; // Scan Activity threshold
310 }OVERLAP_BSS_SCAN_IE, *POVERLAP_BSS_SCAN_IE;
313 // 7.3.2.56. 20/40 Coexistence element used in Element ID = 72 = IE_2040_BSS_COEXIST
314 typedef union PACKED _BSS_2040_COEXIST_IE{
317 UCHAR Intolerant40:1; // Inter-BSS. set 1 when prohibits a receiving BSS from operating as a 20/40 Mhz BSS.
318 UCHAR BSS20WidthReq:1; // Intra-BSS set 1 when prohibits a receiving AP from operating its BSS as a 20/40MHz BSS.
322 } BSS_2040_COEXIST_IE, *PBSS_2040_COEXIST_IE;
325 typedef struct _TRIGGER_EVENTA{
328 UCHAR RegClass; // Regulatory Class
330 ULONG CDCounter; // Maintain a seperate count down counter for each Event A.
331 } TRIGGER_EVENTA, *PTRIGGER_EVENTA;
333 // 20/40 trigger event table
334 // If one Event A delete or created, or if Event B is detected or not detected, STA should send 2040BSSCoexistence to AP.
335 #define MAX_TRIGGER_EVENT 64
336 typedef struct _TRIGGER_EVENT_TAB{
338 TRIGGER_EVENTA EventA[MAX_TRIGGER_EVENT];
339 ULONG EventBCountDown; // Count down counter for Event B.
340 } TRIGGER_EVENT_TAB, *PTRIGGER_EVENT_TAB;
342 // 7.3.27 20/40 Bss Coexistence Mgmt capability used in extended capabilities information IE( ID = 127 = IE_EXT_CAPABILITY).
343 // This is the first octet and was defined in 802.11n D3.03 and 802.11yD9.0
344 typedef struct PACKED _EXT_CAP_INFO_ELEMENT{
345 UCHAR BssCoexistMgmtSupport:1;
347 UCHAR ExtendChannelSwitch:1;
349 }EXT_CAP_INFO_ELEMENT, *PEXT_CAP_INFO_ELEMENT;
353 typedef struct PACKED _BSS_2040_COEXIST_ELEMENT{
354 UCHAR ElementID; // ID = IE_2040_BSS_COEXIST = 72
356 BSS_2040_COEXIST_IE BssCoexistIe;
357 }BSS_2040_COEXIST_ELEMENT, *PBSS_2040_COEXIST_ELEMENT;
361 typedef struct PACKED _BSS_2040_INTOLERANT_CH_REPORT{
362 UCHAR ElementID; // ID = IE_2040_BSS_INTOLERANT_REPORT = 73
364 UCHAR RegulatoryClass;
366 }BSS_2040_INTOLERANT_CH_REPORT, *PBSS_2040_INTOLERANT_CH_REPORT;
369 // The structure for channel switch annoucement IE. This is in 802.11n D3.03
370 typedef struct PACKED _CHA_SWITCH_ANNOUNCE_IE{
371 UCHAR SwitchMode; //channel switch mode
373 UCHAR SwitchCount; //
374 } CHA_SWITCH_ANNOUNCE_IE, *PCHA_SWITCH_ANNOUNCE_IE;
377 // The structure for channel switch annoucement IE. This is in 802.11n D3.03
378 typedef struct PACKED _SEC_CHA_OFFSET_IE{
379 UCHAR SecondaryChannelOffset; // 1: Secondary above, 3: Secondary below, 0: no Secondary
380 } SEC_CHA_OFFSET_IE, *PSEC_CHA_OFFSET_IE;
383 // This structure is extracted from struct RT_HT_CAPABILITY
385 BOOLEAN bHtEnable; // If we should use ht rate.
386 BOOLEAN bPreNHt; // If we should use ht rate.
387 //Substract from HT Capability IE
388 UCHAR MCSSet[16]; //only supoort MCS=0-15,32 ,
389 } RT_HT_PHY_INFO, *PRT_HT_PHY_INFO;
391 //This structure substracts ralink supports from all 802.11n-related features.
392 //Features not listed here but contained in 802.11n spec are not supported in rt2860.
394 USHORT ChannelWidth:1;
395 USHORT MimoPs:2;//mimo power safe MMPS_
396 USHORT GF:1; //green field
397 USHORT ShortGIfor20:1;
398 USHORT ShortGIfor40:1; //for40MHz
400 USHORT RxSTBC:2; // 2 bits
401 USHORT AmsduEnable:1; // Enable to transmit A-MSDU. Suggest disable. We should use A-MPDU to gain best benifit of 802.11n
402 USHORT AmsduSize:1; // Max receiving A-MSDU size
405 //Substract from Addiont HT INFO IE
406 UCHAR MaxRAmpduFactor:2;
408 UCHAR ExtChanOffset:2; // Please not the difference with following UCHAR NewExtChannelOffset; from 802.11n
411 USHORT OperaionMode:2;
412 USHORT NonGfPresent:1;
414 USHORT OBSS_NonHTExist:1;
417 // New Extension Channel Offset IE
418 UCHAR NewExtChannelOffset;
419 // Extension Capability IE = 127
420 UCHAR BSSCoexist2040;
421 } RT_HT_CAPABILITY, *PRT_HT_CAPABILITY;
423 // field in Addtional HT Information IE .
424 typedef struct PACKED {
425 UCHAR ExtChanOffset:2;
428 UCHAR S_PSMPSup:1; //Indicate support for scheduled PSMP
429 UCHAR SerInterGranu:3; //service interval granularity
430 } ADD_HTINFO, *PADD_HTINFO;
432 typedef struct PACKED{
433 USHORT OperaionMode:2;
434 USHORT NonGfPresent:1;
436 USHORT OBSS_NonHTExist:1;
438 } ADD_HTINFO2, *PADD_HTINFO2;
441 // TODO: Need sync with spec about the definition of StbcMcs. In Draft 3.03, it's reserved.
442 typedef struct PACKED{
445 USHORT DualCTSProtect:1;
447 USHORT LsigTxopProt:1; // L-SIG TXOP protection full support
451 } ADD_HTINFO3, *PADD_HTINFO3;
453 #define SIZE_ADD_HT_INFO_IE 22
454 typedef struct PACKED{
456 ADD_HTINFO AddHtInfo;
457 ADD_HTINFO2 AddHtInfo2;
458 ADD_HTINFO3 AddHtInfo3;
459 UCHAR MCSSet[16]; // Basic MCS set
460 } ADD_HT_INFO_IE, *PADD_HT_INFO_IE;
462 typedef struct PACKED{
463 UCHAR NewExtChanOffset;
464 } NEW_EXT_CHAN_IE, *PNEW_EXT_CHAN_IE;
467 // 4-byte HTC field. maybe included in any frame except non-QOS data frame. The Order bit must set 1.
468 typedef struct PACKED {
469 UINT32 MA:1; //management action payload exist in (QoS Null+HTC)
470 UINT32 TRQ:1; //sounding request
471 UINT32 MRQ:1; //MCS feedback. Request for a MCS feedback
472 UINT32 MRSorASI:3; // MRQ Sequence identifier. unchanged during entire procedure. 0x000-0x110.
473 UINT32 MFS:3; //SET to the received value of MRS. 0x111 for unsolicited MFB.
474 UINT32 MFBorASC:7; //Link adaptation feedback containing recommended MCS. 0x7f for no feedback or not available
475 UINT32 CalPos:2; // calibration position
476 UINT32 CalSeq:2; //calibration sequence
477 UINT32 FBKReq:2; //feedback request
478 UINT32 CSISTEERING:2; //CSI/ STEERING
479 UINT32 ZLFAnnouce:1; // ZLF announcement
480 UINT32 rsv:5; //calibration sequence
481 UINT32 ACConstraint:1; //feedback request
482 UINT32 RDG:1; //RDG / More PPDU
483 } HT_CONTROL, *PHT_CONTROL;
485 // 2-byte QOS CONTROL field
486 typedef struct PACKED {
489 USHORT AckPolicy:2; //0: normal ACK 1:No ACK 2:scheduled under MTBA/PSMP 3: BA
490 USHORT AMsduPresent:1;
491 USHORT Txop_QueueSize:8;
492 } QOS_CONTROL, *PQOS_CONTROL;
494 // 2-byte Frame control field
495 typedef struct PACKED {
496 USHORT Ver:2; // Protocol version
497 USHORT Type:2; // MSDU type
498 USHORT SubType:4; // MSDU subtype
499 USHORT ToDs:1; // To DS indication
500 USHORT FrDs:1; // From DS indication
501 USHORT MoreFrag:1; // More fragment bit
502 USHORT Retry:1; // Retry status bit
503 USHORT PwrMgmt:1; // Power management bit
504 USHORT MoreData:1; // More data bit
505 USHORT Wep:1; // Wep data
506 USHORT Order:1; // Strict order expected
507 } FRAME_CONTROL, *PFRAME_CONTROL;
509 typedef struct PACKED _HEADER_802_11 {
512 UCHAR Addr1[MAC_ADDR_LEN];
513 UCHAR Addr2[MAC_ADDR_LEN];
514 UCHAR Addr3[MAC_ADDR_LEN];
518 } HEADER_802_11, *PHEADER_802_11;
520 typedef struct PACKED _FRAME_802_11 {
523 } FRAME_802_11, *PFRAME_802_11;
525 // QoSNull embedding of management action. When HT Control MA field set to 1.
526 typedef struct PACKED _MA_BODY {
530 } MA_BODY, *PMA_BODY;
532 typedef struct PACKED _HEADER_802_3 {
533 UCHAR DAAddr1[MAC_ADDR_LEN];
534 UCHAR SAAddr2[MAC_ADDR_LEN];
536 } HEADER_802_3, *PHEADER_802_3;
537 ////Block ACK related format
538 // 2-byte BA Parameter field in DELBA frames to terminate an already set up bA
539 typedef struct PACKED{
540 USHORT Rsv:11; // always set to 0
541 USHORT Initiator:1; // 1: originator 0:recipient
542 USHORT TID:4; // value of TC os TS
543 } DELBA_PARM, *PDELBA_PARM;
545 // 2-byte BA Parameter Set field in ADDBA frames to signal parm for setting up a BA
546 typedef struct PACKED {
547 USHORT AMSDUSupported:1; // 0: not permitted 1: permitted
548 USHORT BAPolicy:1; // 1: immediately BA 0:delayed BA
549 USHORT TID:4; // value of TC os TS
550 USHORT BufSize:10; // number of buffe of size 2304 octetsr
551 } BA_PARM, *PBA_PARM;
553 // 2-byte BA Starting Seq CONTROL field
554 typedef union PACKED {
556 USHORT FragNum:4; // always set to 0
557 USHORT StartSeq:12; // sequence number of the 1st MSDU for which this BAR is sent
560 } BASEQ_CONTROL, *PBASEQ_CONTROL;
562 //BAControl and BARControl are the same
563 // 2-byte BA CONTROL field in BA frame
564 typedef struct PACKED {
565 USHORT ACKPolicy:1; // only related to N-Delayed BA. But not support in RT2860b. 0:NormalACK 1:No ACK
566 USHORT MTID:1; //EWC V1.24
570 } BA_CONTROL, *PBA_CONTROL;
572 // 2-byte BAR CONTROL field in BAR frame
573 typedef struct PACKED {
574 USHORT ACKPolicy:1; // 0:normal ack, 1:no ack.
575 USHORT MTID:1; //if this bit1, use FRAME_MTBA_REQ, if 0, use FRAME_BA_REQ
579 } BAR_CONTROL, *PBAR_CONTROL;
581 // BARControl in MTBAR frame
582 typedef struct PACKED {
588 } MTBAR_CONTROL, *PMTBAR_CONTROL;
590 typedef struct PACKED {
593 } PER_TID_INFO, *PPER_TID_INFO;
597 BASEQ_CONTROL BAStartingSeq;
598 } EACH_TID, *PEACH_TID;
601 typedef struct PACKED _PSPOLL_FRAME {
604 UCHAR Bssid[MAC_ADDR_LEN];
605 UCHAR Ta[MAC_ADDR_LEN];
606 } PSPOLL_FRAME, *PPSPOLL_FRAME;
608 typedef struct PACKED _RTS_FRAME {
611 UCHAR Addr1[MAC_ADDR_LEN];
612 UCHAR Addr2[MAC_ADDR_LEN];
613 }RTS_FRAME, *PRTS_FRAME;
615 // BAREQ AND MTBAREQ have the same subtype BAR, 802.11n BAR use compressed bitmap.
616 typedef struct PACKED _FRAME_BA_REQ {
619 UCHAR Addr1[MAC_ADDR_LEN];
620 UCHAR Addr2[MAC_ADDR_LEN];
621 BAR_CONTROL BARControl;
622 BASEQ_CONTROL BAStartingSeq;
623 } FRAME_BA_REQ, *PFRAME_BA_REQ;
625 typedef struct PACKED _FRAME_MTBA_REQ {
628 UCHAR Addr1[MAC_ADDR_LEN];
629 UCHAR Addr2[MAC_ADDR_LEN];
630 MTBAR_CONTROL MTBARControl;
631 PER_TID_INFO PerTIDInfo;
632 BASEQ_CONTROL BAStartingSeq;
633 } FRAME_MTBA_REQ, *PFRAME_MTBA_REQ;
635 // Compressed format is mandantory in HT STA
636 typedef struct PACKED _FRAME_MTBA {
639 UCHAR Addr1[MAC_ADDR_LEN];
640 UCHAR Addr2[MAC_ADDR_LEN];
641 BA_CONTROL BAControl;
642 BASEQ_CONTROL BAStartingSeq;
644 } FRAME_MTBA, *PFRAME_MTBA;
646 typedef struct PACKED _FRAME_PSMP_ACTION {
650 UCHAR Psmp; // 7.3.1.25
651 } FRAME_PSMP_ACTION, *PFRAME_PSMP_ACTION;
653 typedef struct PACKED _FRAME_ACTION_HDR {
657 } FRAME_ACTION_HDR, *PFRAME_ACTION_HDR;
660 //Action Frame Category:Spectrum, Action:Channel Switch. 7.3.2.20
661 typedef struct PACKED _CHAN_SWITCH_ANNOUNCE {
662 UCHAR ElementID; // ID = IE_CHANNEL_SWITCH_ANNOUNCEMENT = 37
664 CHA_SWITCH_ANNOUNCE_IE CSAnnounceIe;
665 } CHAN_SWITCH_ANNOUNCE, *PCHAN_SWITCH_ANNOUNCE;
668 //802.11n : 7.3.2.20a
669 typedef struct PACKED _SECOND_CHAN_OFFSET {
670 UCHAR ElementID; // ID = IE_SECONDARY_CH_OFFSET = 62
672 SEC_CHA_OFFSET_IE SecChOffsetIe;
673 } SECOND_CHAN_OFFSET, *PSECOND_CHAN_OFFSET;
676 typedef struct PACKED _FRAME_SPETRUM_CS {
680 CHAN_SWITCH_ANNOUNCE CSAnnounce;
681 SECOND_CHAN_OFFSET SecondChannel;
682 } FRAME_SPETRUM_CS, *PFRAME_SPETRUM_CS;
685 typedef struct PACKED _FRAME_ADDBA_REQ {
690 BA_PARM BaParm; // 2 - 10
691 USHORT TimeOutValue; // 0 - 0
692 BASEQ_CONTROL BaStartSeq; // 0-0
693 } FRAME_ADDBA_REQ, *PFRAME_ADDBA_REQ;
695 typedef struct PACKED _FRAME_ADDBA_RSP {
701 BA_PARM BaParm; //0 - 2
703 } FRAME_ADDBA_RSP, *PFRAME_ADDBA_RSP;
705 typedef struct PACKED _FRAME_DELBA_REQ {
709 DELBA_PARM DelbaParm;
711 } FRAME_DELBA_REQ, *PFRAME_DELBA_REQ;
715 typedef struct PACKED _FRAME_BAR {
718 UCHAR Addr1[MAC_ADDR_LEN];
719 UCHAR Addr2[MAC_ADDR_LEN];
720 BAR_CONTROL BarControl;
721 BASEQ_CONTROL StartingSeq;
722 } FRAME_BAR, *PFRAME_BAR;
725 typedef struct PACKED _FRAME_BA {
728 UCHAR Addr1[MAC_ADDR_LEN];
729 UCHAR Addr2[MAC_ADDR_LEN];
730 BAR_CONTROL BarControl;
731 BASEQ_CONTROL StartingSeq;
733 } FRAME_BA, *PFRAME_BA;
736 // Radio Measuement Request Frame Format
737 typedef struct PACKED _FRAME_RM_REQ_ACTION {
744 } FRAME_RM_REQ_ACTION, *PFRAME_RM_REQ_ACTION;
746 typedef struct PACKED {
749 UCHAR ChannelSwitchMode;
752 UCHAR ChannelSwitchCount;
753 } HT_EXT_CHANNEL_SWITCH_ANNOUNCEMENT_IE, *PHT_EXT_CHANNEL_SWITCH_ANNOUNCEMENT_IE;
757 // _Limit must be the 2**n - 1
758 // _SEQ1 , _SEQ2 must be within 0 ~ _Limit
760 #define SEQ_STEPONE(_SEQ1, _SEQ2, _Limit) ((_SEQ1 == ((_SEQ2+1) & _Limit)))
761 #define SEQ_SMALLER(_SEQ1, _SEQ2, _Limit) (((_SEQ1-_SEQ2) & ((_Limit+1)>>1)))
762 #define SEQ_LARGER(_SEQ1, _SEQ2, _Limit) ((_SEQ1 != _SEQ2) && !(((_SEQ1-_SEQ2) & ((_Limit+1)>>1))))
763 #define SEQ_WITHIN_WIN(_SEQ1, _SEQ2, _WIN, _Limit) (SEQ_LARGER(_SEQ1, _SEQ2, _Limit) && \
764 SEQ_SMALLER(_SEQ1, ((_SEQ2+_WIN+1)&_Limit), _Limit))
767 // Contention-free parameter (without ID and Length)
769 typedef struct PACKED {
770 BOOLEAN bValid; // 1: variable contains valid value
773 USHORT CfpMaxDuration;
774 USHORT CfpDurRemaining;
775 } CF_PARM, *PCF_PARM;
777 typedef struct _CIPHER_SUITE {
778 NDIS_802_11_ENCRYPTION_STATUS PairCipher; // Unicast cipher 1, this one has more secured cipher suite
779 NDIS_802_11_ENCRYPTION_STATUS PairCipherAux; // Unicast cipher 2 if AP announce two unicast cipher suite
780 NDIS_802_11_ENCRYPTION_STATUS GroupCipher; // Group cipher
781 USHORT RsnCapability; // RSN capability from beacon
782 BOOLEAN bMixMode; // Indicate Pair & Group cipher might be different
783 } CIPHER_SUITE, *PCIPHER_SUITE;
785 // EDCA configuration from AP's BEACON/ProbeRsp
787 BOOLEAN bValid; // 1: variable contains valid value
788 BOOLEAN bAdd; // 1: variable contains valid value
790 BOOLEAN bQueueRequest;
791 BOOLEAN bTxopRequest;
792 BOOLEAN bAPSDCapable;
793 // BOOLEAN bMoreDataAck;
794 UCHAR EdcaUpdateCount;
795 UCHAR Aifsn[4]; // 0:AC_BK, 1:AC_BE, 2:AC_VI, 3:AC_VO
798 USHORT Txop[4]; // in unit of 32-us
799 BOOLEAN bACM[4]; // 1: Admission Control of AC_BK is mandattory
800 } EDCA_PARM, *PEDCA_PARM;
802 // QBSS LOAD information from QAP's BEACON/ProbeRsp
804 BOOLEAN bValid; // 1: variable contains valid value
806 UCHAR ChannelUtilization;
807 USHORT RemainingAdmissionControl; // in unit of 32-us
808 } QBSS_LOAD_PARM, *PQBSS_LOAD_PARM;
810 // QBSS Info field in QSTA's assoc req
811 typedef struct PACKED {
819 } QBSS_STA_INFO_PARM, *PQBSS_STA_INFO_PARM;
821 // QBSS Info field in QAP's Beacon/ProbeRsp
822 typedef struct PACKED {
823 UCHAR ParamSetCount:4;
826 } QBSS_AP_INFO_PARM, *PQBSS_AP_INFO_PARM;
828 // QOS Capability reported in QAP's BEACON/ProbeRsp
829 // QOS Capability sent out in QSTA's AssociateReq/ReAssociateReq
831 BOOLEAN bValid; // 1: variable contains valid value
833 BOOLEAN bQueueRequest;
834 BOOLEAN bTxopRequest;
835 // BOOLEAN bMoreDataAck;
836 UCHAR EdcaUpdateCount;
837 } QOS_CAPABILITY_PARM, *PQOS_CAPABILITY_PARM;
841 UCHAR IE[MAX_CUSTOM_LEN];
845 UCHAR Bssid[MAC_ADDR_LEN];
847 UCHAR CentralChannel; //Store the wide-band central channel for 40MHz. .used in 40MHz AP. Or this is the same as Channel.
852 UCHAR SupRate[MAX_LEN_OF_SUPPORTED_RATES];
854 UCHAR ExtRate[MAX_LEN_OF_SUPPORTED_RATES];
856 HT_CAPABILITY_IE HtCapability;
857 UCHAR HtCapabilityLen;
858 ADD_HT_INFO_IE AddHtInfo; // AP might use this additional ht info IE
860 UCHAR NewExtChanOffset;
862 UCHAR Privacy; // Indicate security function ON/OFF. Don't mess up with auth mode.
866 USHORT CapabilityInfo;
870 USHORT CfpMaxDuration;
871 USHORT CfpDurRemaining;
873 CHAR Ssid[MAX_LEN_OF_SSID];
875 ULONG LastBeaconRxTime; // OS's timestamp
880 CIPHER_SUITE WPA; // AP announced WPA cipher suite
881 CIPHER_SUITE WPA2; // AP announced WPA2 cipher suite
883 // New for microsoft WPA support
884 NDIS_802_11_FIXED_IEs FixIEs;
885 NDIS_802_11_AUTHENTICATION_MODE AuthModeAux; // Addition mode for WPA2 / WPA capable AP
886 NDIS_802_11_AUTHENTICATION_MODE AuthMode;
887 NDIS_802_11_WEP_STATUS WepStatus; // Unicast Encryption Algorithm extract from VAR_IE
888 USHORT VarIELen; // Length of next VIE include EID & Length
889 UCHAR VarIEs[MAX_VIE_LEN];
891 // CCX Ckip information
895 UCHAR PTSF[4]; // Parent TSF
896 UCHAR TTSF[8]; // Target TSF
898 // 802.11e d9, and WMM
900 QOS_CAPABILITY_PARM QosCapability;
901 QBSS_LOAD_PARM QbssLoad;
904 } BSS_ENTRY, *PBSS_ENTRY;
909 BSS_ENTRY BssEntry[MAX_LEN_OF_BSS_TABLE];
910 } BSS_TABLE, *PBSS_TABLE;
913 typedef struct _MLME_QUEUE_ELEM {
917 UCHAR Msg[MGMT_DMA_BUFFER_SIZE];
918 LARGE_INTEGER TimeStamp;
926 } MLME_QUEUE_ELEM, *PMLME_QUEUE_ELEM;
928 typedef struct _MLME_QUEUE {
933 MLME_QUEUE_ELEM Entry[MAX_LEN_OF_MLME_QUEUE];
934 } MLME_QUEUE, *PMLME_QUEUE;
936 typedef VOID (*STATE_MACHINE_FUNC)(VOID *Adaptor, MLME_QUEUE_ELEM *Elem);
938 typedef struct _STATE_MACHINE {
943 STATE_MACHINE_FUNC *TransFunc;
944 } STATE_MACHINE, *PSTATE_MACHINE;
947 // MLME AUX data structure that hold temporarliy settings during a connection attempt.
948 // Once this attemp succeeds, all settings will be copy to pAd->StaActive.
949 // A connection attempt (user set OID, roaming, CCX fast roaming,..) consists of
950 // several steps (JOIN, AUTH, ASSOC or REASSOC) and may fail at any step. We purposely
951 // separate this under-trial settings away from pAd->StaActive so that once
952 // this new attempt failed, driver can auto-recover back to the active settings.
953 typedef struct _MLME_AUX {
955 UCHAR Ssid[MAX_LEN_OF_SSID];
957 UCHAR Bssid[MAC_ADDR_LEN];
958 UCHAR AutoReconnectSsid[MAX_LEN_OF_SSID];
959 UCHAR AutoReconnectSsidLen;
963 UCHAR CentralChannel;
965 USHORT CapabilityInfo;
967 USHORT CfpMaxDuration;
971 // Copy supported rate from desired AP's beacon. We are trying to match
972 // AP's supported and extended rate settings.
973 UCHAR SupRate[MAX_LEN_OF_SUPPORTED_RATES];
974 UCHAR ExtRate[MAX_LEN_OF_SUPPORTED_RATES];
977 HT_CAPABILITY_IE HtCapability;
978 UCHAR HtCapabilityLen;
979 ADD_HT_INFO_IE AddHtInfo; // AP might use this additional ht info IE
980 UCHAR NewExtChannelOffset;
981 //RT_HT_CAPABILITY SupportedHtPhy;
984 QOS_CAPABILITY_PARM APQosCapability; // QOS capability of the current associated AP
985 EDCA_PARM APEdcaParm; // EDCA parameters of the current associated AP
986 QBSS_LOAD_PARM APQbssLoad; // QBSS load of the current associated AP
988 // new to keep Ralink specific feature
991 BSS_TABLE SsidBssTab; // AP list for the same SSID
992 BSS_TABLE RoamTab; // AP list eligible for roaming
996 BOOLEAN CurrReqIsFromNdis;
998 RALINK_TIMER_STRUCT BeaconTimer, ScanTimer;
999 RALINK_TIMER_STRUCT AuthTimer;
1000 RALINK_TIMER_STRUCT AssocTimer, ReassocTimer, DisassocTimer;
1001 } MLME_AUX, *PMLME_AUX;
1003 typedef struct _MLME_ADDBA_REQ_STRUCT{
1005 UCHAR pAddr[MAC_ADDR_LEN];
1007 USHORT TimeOutValue;
1011 } MLME_ADDBA_REQ_STRUCT, *PMLME_ADDBA_REQ_STRUCT;
1014 typedef struct _MLME_DELBA_REQ_STRUCT{
1016 UCHAR Addr[MAC_ADDR_LEN];
1019 } MLME_DELBA_REQ_STRUCT, *PMLME_DELBA_REQ_STRUCT;
1021 // assoc struct is equal to reassoc
1022 typedef struct _MLME_ASSOC_REQ_STRUCT{
1023 UCHAR Addr[MAC_ADDR_LEN];
1024 USHORT CapabilityInfo;
1027 } MLME_ASSOC_REQ_STRUCT, *PMLME_ASSOC_REQ_STRUCT, MLME_REASSOC_REQ_STRUCT, *PMLME_REASSOC_REQ_STRUCT;
1029 typedef struct _MLME_DISASSOC_REQ_STRUCT{
1030 UCHAR Addr[MAC_ADDR_LEN];
1032 } MLME_DISASSOC_REQ_STRUCT, *PMLME_DISASSOC_REQ_STRUCT;
1034 typedef struct _MLME_AUTH_REQ_STRUCT {
1035 UCHAR Addr[MAC_ADDR_LEN];
1038 } MLME_AUTH_REQ_STRUCT, *PMLME_AUTH_REQ_STRUCT;
1040 typedef struct _MLME_DEAUTH_REQ_STRUCT {
1041 UCHAR Addr[MAC_ADDR_LEN];
1043 } MLME_DEAUTH_REQ_STRUCT, *PMLME_DEAUTH_REQ_STRUCT;
1047 } MLME_JOIN_REQ_STRUCT;
1049 typedef struct _MLME_SCAN_REQ_STRUCT {
1050 UCHAR Bssid[MAC_ADDR_LEN];
1054 CHAR Ssid[MAX_LEN_OF_SSID];
1055 } MLME_SCAN_REQ_STRUCT, *PMLME_SCAN_REQ_STRUCT;
1057 typedef struct _MLME_START_REQ_STRUCT {
1058 CHAR Ssid[MAX_LEN_OF_SSID];
1060 } MLME_START_REQ_STRUCT, *PMLME_START_REQ_STRUCT;
1062 typedef struct PACKED {
1066 } EID_STRUCT,*PEID_STRUCT, BEACON_EID_STRUCT, *PBEACON_EID_STRUCT;
1068 typedef struct PACKED _RTMP_TX_RATE_SWITCH
1080 } RRTMP_TX_RATE_SWITCH, *PRTMP_TX_RATE_SWITCH;
1082 // ========================== AP mlme.h ===============================
1083 #define TBTT_PRELOAD_TIME 384 // usec. LomgPreamble + 24-byte at 1Mbps
1084 #define DEFAULT_DTIM_PERIOD 1
1086 #define MAC_TABLE_AGEOUT_TIME 300 // unit: sec
1087 #define MAC_TABLE_ASSOC_TIMEOUT 5 // unit: sec
1088 #define MAC_TABLE_FULL(Tab) ((Tab).size == MAX_LEN_OF_MAC_TABLE)
1090 // AP shall drop the sta if contine Tx fail count reach it.
1091 #define MAC_ENTRY_LIFE_CHECK_CNT 20 // packet cnt.
1093 // Value domain of pMacEntry->Sst
1095 SST_NOT_AUTH, // 0: equivalent to IEEE 802.11/1999 state 1
1096 SST_AUTH, // 1: equivalent to IEEE 802.11/1999 state 2
1097 SST_ASSOC // 2: equivalent to IEEE 802.11/1999 state 3
1100 // value domain of pMacEntry->AuthState
1101 typedef enum _AuthState {
1103 AS_AUTH_OPEN, // STA has been authenticated using OPEN SYSTEM
1104 AS_AUTH_KEY, // STA has been authenticated using SHARED KEY
1105 AS_AUTHENTICATING // STA is waiting for AUTH seq#3 using SHARED KEY
1108 //for-wpa value domain of pMacEntry->WpaState 802.1i D3 p.114
1109 typedef enum _ApWpaState {
1112 AS_DISCONNECTED, // 2
1114 AS_AUTHENTICATION, // 4
1115 AS_AUTHENTICATION2, // 5
1119 AS_PTKINIT_NEGOTIATING, // 9
1120 AS_PTKINITDONE, // 10
1121 AS_UPDATEKEYS, // 11
1122 AS_INTEGRITY_FAILURE, // 12
1126 // for-wpa value domain of pMacEntry->WpaState 802.1i D3 p.114
1127 typedef enum _GTKState {
1133 // for-wpa value domain of pMacEntry->WpaState 802.1i D3 p.114
1134 typedef enum _WpaGTKState {
1138 // ====================== end of AP mlme.h ============================