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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13 * (at your option) any later version. *
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18 * GNU General Public License for more details. *
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23 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
25 *************************************************************************
34 -------- ---------- ----------------------------------------------
35 John Chang 2003-08-28 Created
36 John Chang 2004-09-06 modified for RT2600
42 //extern UCHAR BROADCAST_ADDR[];
44 // maximum supported capability information -
45 // ESS, IBSS, Privacy, Short Preamble, Spectrum mgmt, Short Slot
46 #define SUPPORTED_CAPABILITY_INFO 0x0533
48 #define END_OF_ARGS -1
49 #define LFSR_MASK 0x80000057
50 #define MLME_TASK_EXEC_INTV 100/*200*/ //
52 #define MLME_TASK_EXEC_MULTIPLE 10 /*5*/ // MLME_TASK_EXEC_MULTIPLE * MLME_TASK_EXEC_INTV = 1 sec
53 #define REORDER_EXEC_INTV 100 // 0.1 sec
54 //#define TBTT_PRELOAD_TIME 384 // usec. LomgPreamble + 24-byte at 1Mbps
56 // The definition of Radar detection duration region
62 #define MAX_RD_REGION 5
64 #ifdef NDIS51_MINIPORT
65 #define BEACON_LOST_TIME 4000 // 2048 msec = 2 sec
67 #define BEACON_LOST_TIME 4 * OS_HZ // 2048 msec = 2 sec
70 #define DLS_TIMEOUT 1200 // unit: msec
71 #define AUTH_TIMEOUT 300 // unit: msec
72 #define ASSOC_TIMEOUT 300 // unit: msec
73 #define JOIN_TIMEOUT 2 * OS_HZ // unit: msec
74 #define SHORT_CHANNEL_TIME 90 // unit: msec
75 #define MIN_CHANNEL_TIME 110 // unit: msec, for dual band scan
76 #define MAX_CHANNEL_TIME 140 // unit: msec, for single band scan
77 #define FAST_ACTIVE_SCAN_TIME 30 // Active scan waiting for probe response time
78 #define CW_MIN_IN_BITS 4 // actual CwMin = 2^CW_MIN_IN_BITS - 1
79 #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 PEER_KEY_NOT_USED 0
110 //#define PEER_KEY_64_BIT 64
111 //#define PEER_KEY_128_BIT 128
113 //#define PEER_KEY_64BIT_LEN 8
114 //#define PEER_KEY_128BIT_LEN 16
116 #define BSS_NOT_FOUND 0xFFFFFFFF
118 #define MAX_LEN_OF_MLME_QUEUE 40 //10
120 #define SCAN_PASSIVE 18 // scan with no probe request, only wait beacon and probe response
121 #define SCAN_ACTIVE 19 // scan with probe request, and wait beacon and probe response
122 #define SCAN_CISCO_PASSIVE 20 // Single channel passive scan
123 #define SCAN_CISCO_ACTIVE 21 // Single channel active scan
124 #define SCAN_CISCO_NOISE 22 // Single channel passive scan for noise histogram collection
125 #define SCAN_CISCO_CHANNEL_LOAD 23 // Single channel passive scan for channel load collection
126 #define FAST_SCAN_ACTIVE 24 // scan with probe request, and wait beacon and probe response
128 //#define BSS_TABLE_EMPTY(x) ((x).BssNr == 0)
129 #define MAC_ADDR_IS_GROUP(Addr) (((Addr[0]) & 0x01))
130 #define MAC_ADDR_HASH(Addr) (Addr[0] ^ Addr[1] ^ Addr[2] ^ Addr[3] ^ Addr[4] ^ Addr[5])
131 #define MAC_ADDR_HASH_INDEX(Addr) (MAC_ADDR_HASH(Addr) % HASH_TABLE_SIZE)
132 #define TID_MAC_HASH(Addr,TID) (TID^Addr[0] ^ Addr[1] ^ Addr[2] ^ Addr[3] ^ Addr[4] ^ Addr[5])
133 #define TID_MAC_HASH_INDEX(Addr,TID) (TID_MAC_HASH(Addr,TID) % HASH_TABLE_SIZE)
136 // assoiation ON. one LED ON. another blinking when TX, OFF when idle
137 // no association, both LED off
138 #define ASIC_LED_ACT_ON(pAd) RTMP_IO_WRITE32(pAd, MAC_CSR14, 0x00031e46)
139 #define ASIC_LED_ACT_OFF(pAd) RTMP_IO_WRITE32(pAd, MAC_CSR14, 0x00001e46)
141 // bit definition of the 2-byte pBEACON->Capability field
142 #define CAP_IS_ESS_ON(x) (((x) & 0x0001) != 0)
143 #define CAP_IS_IBSS_ON(x) (((x) & 0x0002) != 0)
144 #define CAP_IS_CF_POLLABLE_ON(x) (((x) & 0x0004) != 0)
145 #define CAP_IS_CF_POLL_REQ_ON(x) (((x) & 0x0008) != 0)
146 #define CAP_IS_PRIVACY_ON(x) (((x) & 0x0010) != 0)
147 #define CAP_IS_SHORT_PREAMBLE_ON(x) (((x) & 0x0020) != 0)
148 #define CAP_IS_PBCC_ON(x) (((x) & 0x0040) != 0)
149 #define CAP_IS_AGILITY_ON(x) (((x) & 0x0080) != 0)
150 #define CAP_IS_SPECTRUM_MGMT(x) (((x) & 0x0100) != 0) // 802.11e d9
151 #define CAP_IS_QOS(x) (((x) & 0x0200) != 0) // 802.11e d9
152 #define CAP_IS_SHORT_SLOT(x) (((x) & 0x0400) != 0)
153 #define CAP_IS_APSD(x) (((x) & 0x0800) != 0) // 802.11e d9
154 #define CAP_IS_IMMED_BA(x) (((x) & 0x1000) != 0) // 802.11e d9
155 #define CAP_IS_DSSS_OFDM(x) (((x) & 0x2000) != 0)
156 #define CAP_IS_DELAY_BA(x) (((x) & 0x4000) != 0) // 802.11e d9
158 #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))
160 //#define STA_QOS_CAPABILITY 0 // 1-byte. see 802.11e d9.0 for bit definition
162 #define ERP_IS_NON_ERP_PRESENT(x) (((x) & 0x01) != 0) // 802.11g
163 #define ERP_IS_USE_PROTECTION(x) (((x) & 0x02) != 0) // 802.11g
164 #define ERP_IS_USE_BARKER_PREAMBLE(x) (((x) & 0x04) != 0) // 802.11g
166 #define DRS_TX_QUALITY_WORST_BOUND 8// 3 // just test by gary
167 #define DRS_PENALTY 8
170 //BA Policy subfiled value in ADDBA frame
174 // BA Initiator subfield in DELBA frame
179 #define ADDBA_RESULTCODE_SUCCESS 0
180 #define ADDBA_RESULTCODE_REFUSED 37
181 #define ADDBA_RESULTCODE_INVALID_PARAMETERS 38
184 #define DELBA_REASONCODE_QSTA_LEAVING 36
185 #define DELBA_REASONCODE_END_BA 37
186 #define DELBA_REASONCODE_UNKNOWN_BA 38
187 #define DELBA_REASONCODE_TIMEOUT 39
189 // reset all OneSecTx counters
190 #define RESET_ONE_SEC_TX_CNT(__pEntry) \
191 if (((__pEntry)) != NULL) \
193 (__pEntry)->OneSecTxRetryOkCount = 0; \
194 (__pEntry)->OneSecTxFailCount = 0; \
195 (__pEntry)->OneSecTxNoRetryOkCount = 0; \
199 // 802.11 frame formats
201 // HT Capability INFO field in HT Cap IE .
202 typedef struct PACKED {
204 USHORT ChannelWidth:1;
205 USHORT MimoPs:2;//momi power safe
206 USHORT GF:1; //green field
207 USHORT ShortGIfor20:1;
208 USHORT ShortGIfor40:1; //for40MHz
211 USHORT DelayedBA:1; //rt2860c not support
212 USHORT AMsduSize:1; // only support as zero
213 USHORT CCKmodein40:1;
215 USHORT Forty_Mhz_Intolerant:1;
216 USHORT LSIGTxopProSup:1;
217 } HT_CAP_INFO, *PHT_CAP_INFO;
219 // HT Capability INFO field in HT Cap IE .
220 typedef struct PACKED {
221 UCHAR MaxRAmpduFactor:2;
223 UCHAR rsv:3;//momi power safe
224 } HT_CAP_PARM, *PHT_CAP_PARM;
226 // HT Capability INFO field in HT Cap IE .
227 typedef struct PACKED {
229 UCHAR SupRate[2]; // unit : 1Mbps
230 UCHAR TxMCSSetDefined:1;
231 UCHAR TxRxNotEqual:1;
236 } HT_MCS_SET, *PHT_MCS_SET;
238 // HT Capability INFO field in HT Cap IE .
239 typedef struct PACKED {
242 USHORT rsv:5;//momi power safe
243 USHORT MCSFeedback:2; //0:no MCS feedback, 2:unsolicited MCS feedback, 3:Full MCS feedback, 1:rsv.
244 USHORT PlusHTC:1; //+HTC control field support
245 USHORT RDGSupport:1; //reverse Direction Grant support
247 } EXT_HT_CAP_INFO, *PEXT_HT_CAP_INFO;
249 // HT Beamforming field in HT Cap IE .
250 typedef struct PACKED _HT_BF_CAP{
251 ULONG TxBFRecCapable:1;
252 ULONG RxSoundCapable:1;
253 ULONG TxSoundCapable:1;
254 ULONG RxNDPCapable:1;
255 ULONG TxNDPCapable:1;
256 ULONG ImpTxBFCapable:1;
258 ULONG ExpCSICapable:1;
259 ULONG ExpNoComSteerCapable:1;
260 ULONG ExpComSteerCapable:1;
266 ULONG NoComSteerBFAntSup:2;
267 ULONG ComSteerBFAntSup:2;
269 ULONG ChanEstimation:2;
271 } HT_BF_CAP, *PHT_BF_CAP;
273 // HT antenna selection field in HT Cap IE .
274 typedef struct PACKED _HT_AS_CAP{
276 UCHAR ExpCSIFbkTxASEL:1;
277 UCHAR AntIndFbkTxASEL:1;
283 } HT_AS_CAP, *PHT_AS_CAP;
285 // Draft 1.0 set IE length 26, but is extensible..
286 #define SIZE_HT_CAP_IE 26
287 // The structure for HT Capability IE.
288 typedef struct PACKED _HT_CAPABILITY_IE{
289 HT_CAP_INFO HtCapInfo;
290 HT_CAP_PARM HtCapParm;
291 // HT_MCS_SET HtMCSSet;
293 EXT_HT_CAP_INFO ExtHtCapInfo;
294 HT_BF_CAP TxBFCap; // beamforming cap. rt2860c not support beamforming.
295 HT_AS_CAP ASCap; //antenna selection.
296 } HT_CAPABILITY_IE, *PHT_CAPABILITY_IE;
299 // 802.11n draft3 related structure definitions.
301 #define dot11OBSSScanPassiveDwell 20 // in TU. min amount of time that the STA continously scans each channel when performing an active OBSS scan.
302 #define dot11OBSSScanActiveDwell 10 // in TU.min amount of time that the STA continously scans each channel when performing an passive OBSS scan.
303 #define dot11BSSWidthTriggerScanInterval 300 // in sec. max interval between scan operations to be performed to detect BSS channel width trigger events.
304 #define dot11OBSSScanPassiveTotalPerChannel 200 // in TU. min total amount of time that the STA scans each channel when performing a passive OBSS scan.
305 #define dot11OBSSScanActiveTotalPerChannel 20 //in TU. min total amount of time that the STA scans each channel when performing a active OBSS scan
306 #define dot11BSSWidthChannelTransactionDelayFactor 5 // min ratio between the delay time in performing a switch from 20MHz BSS to 20/40 BSS operation and the maxima
307 // interval between overlapping BSS scan operations.
308 #define dot11BSSScanActivityThreshold 25 // in %%, max total time that a STA may be active on the medium during a period of
309 // (dot11BSSWidthChannelTransactionDelayFactor * dot11BSSWidthTriggerScanInterval) seconds without
310 // being obligated to perform OBSS Scan operations. default is 25(== 0.25%)
312 typedef struct PACKED _OVERLAP_BSS_SCAN_IE{
313 USHORT ScanPassiveDwell;
314 USHORT ScanActiveDwell;
315 USHORT TriggerScanInt; // Trigger scan interval
316 USHORT PassiveTalPerChannel; // passive total per channel
317 USHORT ActiveTalPerChannel; // active total per channel
318 USHORT DelayFactor; // BSS width channel transition delay factor
319 USHORT ScanActThre; // Scan Activity threshold
320 }OVERLAP_BSS_SCAN_IE, *POVERLAP_BSS_SCAN_IE;
323 // 7.3.2.56. 20/40 Coexistence element used in Element ID = 72 = IE_2040_BSS_COEXIST
324 typedef union PACKED _BSS_2040_COEXIST_IE{
327 UCHAR Intolerant40:1; // Inter-BSS. set 1 when prohibits a receiving BSS from operating as a 20/40 Mhz BSS.
328 UCHAR BSS20WidthReq:1; // Intra-BSS set 1 when prohibits a receiving AP from operating its BSS as a 20/40MHz BSS.
332 } BSS_2040_COEXIST_IE, *PBSS_2040_COEXIST_IE;
335 typedef struct _TRIGGER_EVENTA{
338 UCHAR RegClass; // Regulatory Class
340 ULONG CDCounter; // Maintain a seperate count down counter for each Event A.
341 } TRIGGER_EVENTA, *PTRIGGER_EVENTA;
343 // 20/40 trigger event table
344 // If one Event A delete or created, or if Event B is detected or not detected, STA should send 2040BSSCoexistence to AP.
345 #define MAX_TRIGGER_EVENT 64
346 typedef struct _TRIGGER_EVENT_TAB{
348 TRIGGER_EVENTA EventA[MAX_TRIGGER_EVENT];
349 ULONG EventBCountDown; // Count down counter for Event B.
350 } TRIGGER_EVENT_TAB, *PTRIGGER_EVENT_TAB;
352 // 7.3.27 20/40 Bss Coexistence Mgmt capability used in extended capabilities information IE( ID = 127 = IE_EXT_CAPABILITY).
353 // This is the first octet and was defined in 802.11n D3.03 and 802.11yD9.0
354 typedef struct PACKED _EXT_CAP_INFO_ELEMENT{
355 UCHAR BssCoexistMgmtSupport:1;
357 UCHAR ExtendChannelSwitch:1;
359 }EXT_CAP_INFO_ELEMENT, *PEXT_CAP_INFO_ELEMENT;
363 typedef struct PACKED _BSS_2040_COEXIST_ELEMENT{
364 UCHAR ElementID; // ID = IE_2040_BSS_COEXIST = 72
366 BSS_2040_COEXIST_IE BssCoexistIe;
367 }BSS_2040_COEXIST_ELEMENT, *PBSS_2040_COEXIST_ELEMENT;
371 typedef struct PACKED _BSS_2040_INTOLERANT_CH_REPORT{
372 UCHAR ElementID; // ID = IE_2040_BSS_INTOLERANT_REPORT = 73
374 UCHAR RegulatoryClass;
376 }BSS_2040_INTOLERANT_CH_REPORT, *PBSS_2040_INTOLERANT_CH_REPORT;
379 // The structure for channel switch annoucement IE. This is in 802.11n D3.03
380 typedef struct PACKED _CHA_SWITCH_ANNOUNCE_IE{
381 UCHAR SwitchMode; //channel switch mode
383 UCHAR SwitchCount; //
384 } CHA_SWITCH_ANNOUNCE_IE, *PCHA_SWITCH_ANNOUNCE_IE;
387 // The structure for channel switch annoucement IE. This is in 802.11n D3.03
388 typedef struct PACKED _SEC_CHA_OFFSET_IE{
389 UCHAR SecondaryChannelOffset; // 1: Secondary above, 3: Secondary below, 0: no Secondary
390 } SEC_CHA_OFFSET_IE, *PSEC_CHA_OFFSET_IE;
393 // This structure is extracted from struct RT_HT_CAPABILITY
395 BOOLEAN bHtEnable; // If we should use ht rate.
396 BOOLEAN bPreNHt; // If we should use ht rate.
397 //Substract from HT Capability IE
398 UCHAR MCSSet[16]; //only supoort MCS=0-15,32 ,
399 } RT_HT_PHY_INFO, *PRT_HT_PHY_INFO;
401 //This structure substracts ralink supports from all 802.11n-related features.
402 //Features not listed here but contained in 802.11n spec are not supported in rt2860.
404 USHORT ChannelWidth:1;
405 USHORT MimoPs:2;//mimo power safe MMPS_
406 USHORT GF:1; //green field
407 USHORT ShortGIfor20:1;
408 USHORT ShortGIfor40:1; //for40MHz
410 USHORT RxSTBC:2; // 2 bits
411 USHORT AmsduEnable:1; // Enable to transmit A-MSDU. Suggest disable. We should use A-MPDU to gain best benifit of 802.11n
412 USHORT AmsduSize:1; // Max receiving A-MSDU size
415 //Substract from Addiont HT INFO IE
416 UCHAR MaxRAmpduFactor:2;
418 UCHAR ExtChanOffset:2; // Please not the difference with following UCHAR NewExtChannelOffset; from 802.11n
421 USHORT OperaionMode:2;
422 USHORT NonGfPresent:1;
424 USHORT OBSS_NonHTExist:1;
427 // New Extension Channel Offset IE
428 UCHAR NewExtChannelOffset;
429 // Extension Capability IE = 127
430 UCHAR BSSCoexist2040;
431 } RT_HT_CAPABILITY, *PRT_HT_CAPABILITY;
433 // field in Addtional HT Information IE .
434 typedef struct PACKED {
435 UCHAR ExtChanOffset:2;
438 UCHAR S_PSMPSup:1; //Indicate support for scheduled PSMP
439 UCHAR SerInterGranu:3; //service interval granularity
440 } ADD_HTINFO, *PADD_HTINFO;
442 typedef struct PACKED{
443 USHORT OperaionMode:2;
444 USHORT NonGfPresent:1;
446 USHORT OBSS_NonHTExist:1;
448 } ADD_HTINFO2, *PADD_HTINFO2;
451 // TODO: Need sync with spec about the definition of StbcMcs. In Draft 3.03, it's reserved.
452 typedef struct PACKED{
455 USHORT DualCTSProtect:1;
457 USHORT LsigTxopProt:1; // L-SIG TXOP protection full support
461 } ADD_HTINFO3, *PADD_HTINFO3;
463 #define SIZE_ADD_HT_INFO_IE 22
464 typedef struct PACKED{
466 ADD_HTINFO AddHtInfo;
467 ADD_HTINFO2 AddHtInfo2;
468 ADD_HTINFO3 AddHtInfo3;
469 UCHAR MCSSet[16]; // Basic MCS set
470 } ADD_HT_INFO_IE, *PADD_HT_INFO_IE;
472 typedef struct PACKED{
473 UCHAR NewExtChanOffset;
474 } NEW_EXT_CHAN_IE, *PNEW_EXT_CHAN_IE;
477 // 4-byte HTC field. maybe included in any frame except non-QOS data frame. The Order bit must set 1.
478 typedef struct PACKED {
479 UINT32 MA:1; //management action payload exist in (QoS Null+HTC)
480 UINT32 TRQ:1; //sounding request
481 UINT32 MRQ:1; //MCS feedback. Request for a MCS feedback
482 UINT32 MRSorASI:3; // MRQ Sequence identifier. unchanged during entire procedure. 0x000-0x110.
483 UINT32 MFS:3; //SET to the received value of MRS. 0x111 for unsolicited MFB.
484 UINT32 MFBorASC:7; //Link adaptation feedback containing recommended MCS. 0x7f for no feedback or not available
485 UINT32 CalPos:2; // calibration position
486 UINT32 CalSeq:2; //calibration sequence
487 UINT32 FBKReq:2; //feedback request
488 UINT32 CSISTEERING:2; //CSI/ STEERING
489 UINT32 ZLFAnnouce:1; // ZLF announcement
490 UINT32 rsv:5; //calibration sequence
491 UINT32 ACConstraint:1; //feedback request
492 UINT32 RDG:1; //RDG / More PPDU
493 } HT_CONTROL, *PHT_CONTROL;
495 // 2-byte QOS CONTROL field
496 typedef struct PACKED {
499 USHORT AckPolicy:2; //0: normal ACK 1:No ACK 2:scheduled under MTBA/PSMP 3: BA
500 USHORT AMsduPresent:1;
501 USHORT Txop_QueueSize:8;
502 } QOS_CONTROL, *PQOS_CONTROL;
504 // 2-byte Frame control field
505 typedef struct PACKED {
506 USHORT Ver:2; // Protocol version
507 USHORT Type:2; // MSDU type
508 USHORT SubType:4; // MSDU subtype
509 USHORT ToDs:1; // To DS indication
510 USHORT FrDs:1; // From DS indication
511 USHORT MoreFrag:1; // More fragment bit
512 USHORT Retry:1; // Retry status bit
513 USHORT PwrMgmt:1; // Power management bit
514 USHORT MoreData:1; // More data bit
515 USHORT Wep:1; // Wep data
516 USHORT Order:1; // Strict order expected
517 } FRAME_CONTROL, *PFRAME_CONTROL;
519 typedef struct PACKED _HEADER_802_11 {
522 UCHAR Addr1[MAC_ADDR_LEN];
523 UCHAR Addr2[MAC_ADDR_LEN];
524 UCHAR Addr3[MAC_ADDR_LEN];
528 } HEADER_802_11, *PHEADER_802_11;
530 typedef struct PACKED _FRAME_802_11 {
533 } FRAME_802_11, *PFRAME_802_11;
535 // QoSNull embedding of management action. When HT Control MA field set to 1.
536 typedef struct PACKED _MA_BODY {
540 } MA_BODY, *PMA_BODY;
542 typedef struct PACKED _HEADER_802_3 {
543 UCHAR DAAddr1[MAC_ADDR_LEN];
544 UCHAR SAAddr2[MAC_ADDR_LEN];
546 } HEADER_802_3, *PHEADER_802_3;
547 ////Block ACK related format
548 // 2-byte BA Parameter field in DELBA frames to terminate an already set up bA
549 typedef struct PACKED{
550 USHORT Rsv:11; // always set to 0
551 USHORT Initiator:1; // 1: originator 0:recipient
552 USHORT TID:4; // value of TC os TS
553 } DELBA_PARM, *PDELBA_PARM;
555 // 2-byte BA Parameter Set field in ADDBA frames to signal parm for setting up a BA
556 typedef struct PACKED {
557 USHORT AMSDUSupported:1; // 0: not permitted 1: permitted
558 USHORT BAPolicy:1; // 1: immediately BA 0:delayed BA
559 USHORT TID:4; // value of TC os TS
560 USHORT BufSize:10; // number of buffe of size 2304 octetsr
561 } BA_PARM, *PBA_PARM;
563 // 2-byte BA Starting Seq CONTROL field
564 typedef union PACKED {
566 USHORT FragNum:4; // always set to 0
567 USHORT StartSeq:12; // sequence number of the 1st MSDU for which this BAR is sent
570 } BASEQ_CONTROL, *PBASEQ_CONTROL;
572 //BAControl and BARControl are the same
573 // 2-byte BA CONTROL field in BA frame
574 typedef struct PACKED {
575 USHORT ACKPolicy:1; // only related to N-Delayed BA. But not support in RT2860b. 0:NormalACK 1:No ACK
576 USHORT MTID:1; //EWC V1.24
580 } BA_CONTROL, *PBA_CONTROL;
582 // 2-byte BAR CONTROL field in BAR frame
583 typedef struct PACKED {
584 USHORT ACKPolicy:1; // 0:normal ack, 1:no ack.
585 USHORT MTID:1; //if this bit1, use FRAME_MTBA_REQ, if 0, use FRAME_BA_REQ
589 } BAR_CONTROL, *PBAR_CONTROL;
591 // BARControl in MTBAR frame
592 typedef struct PACKED {
598 } MTBAR_CONTROL, *PMTBAR_CONTROL;
600 typedef struct PACKED {
603 } PER_TID_INFO, *PPER_TID_INFO;
607 BASEQ_CONTROL BAStartingSeq;
608 } EACH_TID, *PEACH_TID;
611 typedef struct PACKED _PSPOLL_FRAME {
614 UCHAR Bssid[MAC_ADDR_LEN];
615 UCHAR Ta[MAC_ADDR_LEN];
616 } PSPOLL_FRAME, *PPSPOLL_FRAME;
618 typedef struct PACKED _RTS_FRAME {
621 UCHAR Addr1[MAC_ADDR_LEN];
622 UCHAR Addr2[MAC_ADDR_LEN];
623 }RTS_FRAME, *PRTS_FRAME;
625 // BAREQ AND MTBAREQ have the same subtype BAR, 802.11n BAR use compressed bitmap.
626 typedef struct PACKED _FRAME_BA_REQ {
629 UCHAR Addr1[MAC_ADDR_LEN];
630 UCHAR Addr2[MAC_ADDR_LEN];
631 BAR_CONTROL BARControl;
632 BASEQ_CONTROL BAStartingSeq;
633 } FRAME_BA_REQ, *PFRAME_BA_REQ;
635 typedef struct PACKED _FRAME_MTBA_REQ {
638 UCHAR Addr1[MAC_ADDR_LEN];
639 UCHAR Addr2[MAC_ADDR_LEN];
640 MTBAR_CONTROL MTBARControl;
641 PER_TID_INFO PerTIDInfo;
642 BASEQ_CONTROL BAStartingSeq;
643 } FRAME_MTBA_REQ, *PFRAME_MTBA_REQ;
645 // Compressed format is mandantory in HT STA
646 typedef struct PACKED _FRAME_MTBA {
649 UCHAR Addr1[MAC_ADDR_LEN];
650 UCHAR Addr2[MAC_ADDR_LEN];
651 BA_CONTROL BAControl;
652 BASEQ_CONTROL BAStartingSeq;
654 } FRAME_MTBA, *PFRAME_MTBA;
656 typedef struct PACKED _FRAME_PSMP_ACTION {
660 UCHAR Psmp; // 7.3.1.25
661 } FRAME_PSMP_ACTION, *PFRAME_PSMP_ACTION;
663 typedef struct PACKED _FRAME_ACTION_HDR {
667 } FRAME_ACTION_HDR, *PFRAME_ACTION_HDR;
670 //Action Frame Category:Spectrum, Action:Channel Switch. 7.3.2.20
671 typedef struct PACKED _CHAN_SWITCH_ANNOUNCE {
672 UCHAR ElementID; // ID = IE_CHANNEL_SWITCH_ANNOUNCEMENT = 37
674 CHA_SWITCH_ANNOUNCE_IE CSAnnounceIe;
675 } CHAN_SWITCH_ANNOUNCE, *PCHAN_SWITCH_ANNOUNCE;
678 //802.11n : 7.3.2.20a
679 typedef struct PACKED _SECOND_CHAN_OFFSET {
680 UCHAR ElementID; // ID = IE_SECONDARY_CH_OFFSET = 62
682 SEC_CHA_OFFSET_IE SecChOffsetIe;
683 } SECOND_CHAN_OFFSET, *PSECOND_CHAN_OFFSET;
686 typedef struct PACKED _FRAME_SPETRUM_CS {
690 CHAN_SWITCH_ANNOUNCE CSAnnounce;
691 SECOND_CHAN_OFFSET SecondChannel;
692 } FRAME_SPETRUM_CS, *PFRAME_SPETRUM_CS;
695 typedef struct PACKED _FRAME_ADDBA_REQ {
700 BA_PARM BaParm; // 2 - 10
701 USHORT TimeOutValue; // 0 - 0
702 BASEQ_CONTROL BaStartSeq; // 0-0
703 } FRAME_ADDBA_REQ, *PFRAME_ADDBA_REQ;
705 typedef struct PACKED _FRAME_ADDBA_RSP {
711 BA_PARM BaParm; //0 - 2
713 } FRAME_ADDBA_RSP, *PFRAME_ADDBA_RSP;
715 typedef struct PACKED _FRAME_DELBA_REQ {
719 DELBA_PARM DelbaParm;
721 } FRAME_DELBA_REQ, *PFRAME_DELBA_REQ;
725 typedef struct PACKED _FRAME_BAR {
728 UCHAR Addr1[MAC_ADDR_LEN];
729 UCHAR Addr2[MAC_ADDR_LEN];
730 BAR_CONTROL BarControl;
731 BASEQ_CONTROL StartingSeq;
732 } FRAME_BAR, *PFRAME_BAR;
735 typedef struct PACKED _FRAME_BA {
738 UCHAR Addr1[MAC_ADDR_LEN];
739 UCHAR Addr2[MAC_ADDR_LEN];
740 BAR_CONTROL BarControl;
741 BASEQ_CONTROL StartingSeq;
743 } FRAME_BA, *PFRAME_BA;
746 // Radio Measuement Request Frame Format
747 typedef struct PACKED _FRAME_RM_REQ_ACTION {
754 } FRAME_RM_REQ_ACTION, *PFRAME_RM_REQ_ACTION;
756 typedef struct PACKED {
759 UCHAR ChannelSwitchMode;
762 UCHAR ChannelSwitchCount;
763 } HT_EXT_CHANNEL_SWITCH_ANNOUNCEMENT_IE, *PHT_EXT_CHANNEL_SWITCH_ANNOUNCEMENT_IE;
767 // _Limit must be the 2**n - 1
768 // _SEQ1 , _SEQ2 must be within 0 ~ _Limit
770 #define SEQ_STEPONE(_SEQ1, _SEQ2, _Limit) ((_SEQ1 == ((_SEQ2+1) & _Limit)))
771 #define SEQ_SMALLER(_SEQ1, _SEQ2, _Limit) (((_SEQ1-_SEQ2) & ((_Limit+1)>>1)))
772 #define SEQ_LARGER(_SEQ1, _SEQ2, _Limit) ((_SEQ1 != _SEQ2) && !(((_SEQ1-_SEQ2) & ((_Limit+1)>>1))))
773 #define SEQ_WITHIN_WIN(_SEQ1, _SEQ2, _WIN, _Limit) (SEQ_LARGER(_SEQ1, _SEQ2, _Limit) && \
774 SEQ_SMALLER(_SEQ1, ((_SEQ2+_WIN+1)&_Limit), _Limit))
777 // Contention-free parameter (without ID and Length)
779 typedef struct PACKED {
780 BOOLEAN bValid; // 1: variable contains valid value
783 USHORT CfpMaxDuration;
784 USHORT CfpDurRemaining;
785 } CF_PARM, *PCF_PARM;
787 typedef struct _CIPHER_SUITE {
788 NDIS_802_11_ENCRYPTION_STATUS PairCipher; // Unicast cipher 1, this one has more secured cipher suite
789 NDIS_802_11_ENCRYPTION_STATUS PairCipherAux; // Unicast cipher 2 if AP announce two unicast cipher suite
790 NDIS_802_11_ENCRYPTION_STATUS GroupCipher; // Group cipher
791 USHORT RsnCapability; // RSN capability from beacon
792 BOOLEAN bMixMode; // Indicate Pair & Group cipher might be different
793 } CIPHER_SUITE, *PCIPHER_SUITE;
795 // EDCA configuration from AP's BEACON/ProbeRsp
797 BOOLEAN bValid; // 1: variable contains valid value
798 BOOLEAN bAdd; // 1: variable contains valid value
800 BOOLEAN bQueueRequest;
801 BOOLEAN bTxopRequest;
802 BOOLEAN bAPSDCapable;
803 // BOOLEAN bMoreDataAck;
804 UCHAR EdcaUpdateCount;
805 UCHAR Aifsn[4]; // 0:AC_BK, 1:AC_BE, 2:AC_VI, 3:AC_VO
808 USHORT Txop[4]; // in unit of 32-us
809 BOOLEAN bACM[4]; // 1: Admission Control of AC_BK is mandattory
810 } EDCA_PARM, *PEDCA_PARM;
812 // QBSS LOAD information from QAP's BEACON/ProbeRsp
814 BOOLEAN bValid; // 1: variable contains valid value
816 UCHAR ChannelUtilization;
817 USHORT RemainingAdmissionControl; // in unit of 32-us
818 } QBSS_LOAD_PARM, *PQBSS_LOAD_PARM;
820 // QBSS Info field in QSTA's assoc req
821 typedef struct PACKED {
829 } QBSS_STA_INFO_PARM, *PQBSS_STA_INFO_PARM;
831 // QBSS Info field in QAP's Beacon/ProbeRsp
832 typedef struct PACKED {
833 UCHAR ParamSetCount:4;
836 } QBSS_AP_INFO_PARM, *PQBSS_AP_INFO_PARM;
838 // QOS Capability reported in QAP's BEACON/ProbeRsp
839 // QOS Capability sent out in QSTA's AssociateReq/ReAssociateReq
841 BOOLEAN bValid; // 1: variable contains valid value
843 BOOLEAN bQueueRequest;
844 BOOLEAN bTxopRequest;
845 // BOOLEAN bMoreDataAck;
846 UCHAR EdcaUpdateCount;
847 } QOS_CAPABILITY_PARM, *PQOS_CAPABILITY_PARM;
851 UCHAR IE[MAX_CUSTOM_LEN];
855 UCHAR Bssid[MAC_ADDR_LEN];
857 UCHAR CentralChannel; //Store the wide-band central channel for 40MHz. .used in 40MHz AP. Or this is the same as Channel.
862 UCHAR SupRate[MAX_LEN_OF_SUPPORTED_RATES];
864 UCHAR ExtRate[MAX_LEN_OF_SUPPORTED_RATES];
866 HT_CAPABILITY_IE HtCapability;
867 UCHAR HtCapabilityLen;
868 ADD_HT_INFO_IE AddHtInfo; // AP might use this additional ht info IE
870 UCHAR NewExtChanOffset;
872 UCHAR Privacy; // Indicate security function ON/OFF. Don't mess up with auth mode.
876 USHORT CapabilityInfo;
880 USHORT CfpMaxDuration;
881 USHORT CfpDurRemaining;
883 CHAR Ssid[MAX_LEN_OF_SSID];
885 ULONG LastBeaconRxTime; // OS's timestamp
890 CIPHER_SUITE WPA; // AP announced WPA cipher suite
891 CIPHER_SUITE WPA2; // AP announced WPA2 cipher suite
893 // New for microsoft WPA support
894 NDIS_802_11_FIXED_IEs FixIEs;
895 NDIS_802_11_AUTHENTICATION_MODE AuthModeAux; // Addition mode for WPA2 / WPA capable AP
896 NDIS_802_11_AUTHENTICATION_MODE AuthMode;
897 NDIS_802_11_WEP_STATUS WepStatus; // Unicast Encryption Algorithm extract from VAR_IE
898 USHORT VarIELen; // Length of next VIE include EID & Length
899 UCHAR VarIEs[MAX_VIE_LEN];
901 // CCX Ckip information
905 UCHAR PTSF[4]; // Parent TSF
906 UCHAR TTSF[8]; // Target TSF
908 // 802.11e d9, and WMM
910 QOS_CAPABILITY_PARM QosCapability;
911 QBSS_LOAD_PARM QbssLoad;
914 } BSS_ENTRY, *PBSS_ENTRY;
919 BSS_ENTRY BssEntry[MAX_LEN_OF_BSS_TABLE];
920 } BSS_TABLE, *PBSS_TABLE;
923 typedef struct _MLME_QUEUE_ELEM {
927 UCHAR Msg[MGMT_DMA_BUFFER_SIZE];
928 LARGE_INTEGER TimeStamp;
936 } MLME_QUEUE_ELEM, *PMLME_QUEUE_ELEM;
938 typedef struct _MLME_QUEUE {
943 MLME_QUEUE_ELEM Entry[MAX_LEN_OF_MLME_QUEUE];
944 } MLME_QUEUE, *PMLME_QUEUE;
946 typedef VOID (*STATE_MACHINE_FUNC)(VOID *Adaptor, MLME_QUEUE_ELEM *Elem);
948 typedef struct _STATE_MACHINE {
953 STATE_MACHINE_FUNC *TransFunc;
954 } STATE_MACHINE, *PSTATE_MACHINE;
957 // MLME AUX data structure that hold temporarliy settings during a connection attempt.
958 // Once this attemp succeeds, all settings will be copy to pAd->StaActive.
959 // A connection attempt (user set OID, roaming, CCX fast roaming,..) consists of
960 // several steps (JOIN, AUTH, ASSOC or REASSOC) and may fail at any step. We purposely
961 // separate this under-trial settings away from pAd->StaActive so that once
962 // this new attempt failed, driver can auto-recover back to the active settings.
963 typedef struct _MLME_AUX {
965 UCHAR Ssid[MAX_LEN_OF_SSID];
967 UCHAR Bssid[MAC_ADDR_LEN];
968 UCHAR AutoReconnectSsid[MAX_LEN_OF_SSID];
969 UCHAR AutoReconnectSsidLen;
973 UCHAR CentralChannel;
975 USHORT CapabilityInfo;
977 USHORT CfpMaxDuration;
981 // Copy supported rate from desired AP's beacon. We are trying to match
982 // AP's supported and extended rate settings.
983 UCHAR SupRate[MAX_LEN_OF_SUPPORTED_RATES];
984 UCHAR ExtRate[MAX_LEN_OF_SUPPORTED_RATES];
987 HT_CAPABILITY_IE HtCapability;
988 UCHAR HtCapabilityLen;
989 ADD_HT_INFO_IE AddHtInfo; // AP might use this additional ht info IE
990 UCHAR NewExtChannelOffset;
991 //RT_HT_CAPABILITY SupportedHtPhy;
994 QOS_CAPABILITY_PARM APQosCapability; // QOS capability of the current associated AP
995 EDCA_PARM APEdcaParm; // EDCA parameters of the current associated AP
996 QBSS_LOAD_PARM APQbssLoad; // QBSS load of the current associated AP
998 // new to keep Ralink specific feature
1001 BSS_TABLE SsidBssTab; // AP list for the same SSID
1002 BSS_TABLE RoamTab; // AP list eligible for roaming
1006 BOOLEAN CurrReqIsFromNdis;
1008 RALINK_TIMER_STRUCT BeaconTimer, ScanTimer;
1009 RALINK_TIMER_STRUCT AuthTimer;
1010 RALINK_TIMER_STRUCT AssocTimer, ReassocTimer, DisassocTimer;
1011 } MLME_AUX, *PMLME_AUX;
1013 typedef struct _MLME_ADDBA_REQ_STRUCT{
1015 UCHAR pAddr[MAC_ADDR_LEN];
1017 USHORT TimeOutValue;
1021 } MLME_ADDBA_REQ_STRUCT, *PMLME_ADDBA_REQ_STRUCT;
1024 typedef struct _MLME_DELBA_REQ_STRUCT{
1026 UCHAR Addr[MAC_ADDR_LEN];
1029 } MLME_DELBA_REQ_STRUCT, *PMLME_DELBA_REQ_STRUCT;
1031 // assoc struct is equal to reassoc
1032 typedef struct _MLME_ASSOC_REQ_STRUCT{
1033 UCHAR Addr[MAC_ADDR_LEN];
1034 USHORT CapabilityInfo;
1037 } MLME_ASSOC_REQ_STRUCT, *PMLME_ASSOC_REQ_STRUCT, MLME_REASSOC_REQ_STRUCT, *PMLME_REASSOC_REQ_STRUCT;
1039 typedef struct _MLME_DISASSOC_REQ_STRUCT{
1040 UCHAR Addr[MAC_ADDR_LEN];
1042 } MLME_DISASSOC_REQ_STRUCT, *PMLME_DISASSOC_REQ_STRUCT;
1044 typedef struct _MLME_AUTH_REQ_STRUCT {
1045 UCHAR Addr[MAC_ADDR_LEN];
1048 } MLME_AUTH_REQ_STRUCT, *PMLME_AUTH_REQ_STRUCT;
1050 typedef struct _MLME_DEAUTH_REQ_STRUCT {
1051 UCHAR Addr[MAC_ADDR_LEN];
1053 } MLME_DEAUTH_REQ_STRUCT, *PMLME_DEAUTH_REQ_STRUCT;
1057 } MLME_JOIN_REQ_STRUCT;
1059 typedef struct _MLME_SCAN_REQ_STRUCT {
1060 UCHAR Bssid[MAC_ADDR_LEN];
1064 CHAR Ssid[MAX_LEN_OF_SSID];
1065 } MLME_SCAN_REQ_STRUCT, *PMLME_SCAN_REQ_STRUCT;
1067 typedef struct _MLME_START_REQ_STRUCT {
1068 CHAR Ssid[MAX_LEN_OF_SSID];
1070 } MLME_START_REQ_STRUCT, *PMLME_START_REQ_STRUCT;
1072 typedef struct PACKED {
1076 } EID_STRUCT,*PEID_STRUCT, BEACON_EID_STRUCT, *PBEACON_EID_STRUCT;
1078 typedef struct PACKED _RTMP_TX_RATE_SWITCH
1090 } RRTMP_TX_RATE_SWITCH, *PRTMP_TX_RATE_SWITCH;
1092 // ========================== AP mlme.h ===============================
1093 #define TBTT_PRELOAD_TIME 384 // usec. LomgPreamble + 24-byte at 1Mbps
1094 #define DEFAULT_DTIM_PERIOD 1
1096 // weighting factor to calculate Channel quality, total should be 100%
1097 //#define RSSI_WEIGHTING 0
1098 //#define TX_WEIGHTING 40
1099 //#define RX_WEIGHTING 60
1101 #define MAC_TABLE_AGEOUT_TIME 300 // unit: sec
1102 #define MAC_TABLE_ASSOC_TIMEOUT 5 // unit: sec
1103 #define MAC_TABLE_FULL(Tab) ((Tab).size == MAX_LEN_OF_MAC_TABLE)
1105 // AP shall drop the sta if contine Tx fail count reach it.
1106 #define MAC_ENTRY_LIFE_CHECK_CNT 20 // packet cnt.
1108 // Value domain of pMacEntry->Sst
1110 SST_NOT_AUTH, // 0: equivalent to IEEE 802.11/1999 state 1
1111 SST_AUTH, // 1: equivalent to IEEE 802.11/1999 state 2
1112 SST_ASSOC // 2: equivalent to IEEE 802.11/1999 state 3
1115 // value domain of pMacEntry->AuthState
1116 typedef enum _AuthState {
1118 AS_AUTH_OPEN, // STA has been authenticated using OPEN SYSTEM
1119 AS_AUTH_KEY, // STA has been authenticated using SHARED KEY
1120 AS_AUTHENTICATING // STA is waiting for AUTH seq#3 using SHARED KEY
1123 //for-wpa value domain of pMacEntry->WpaState 802.1i D3 p.114
1124 typedef enum _ApWpaState {
1127 AS_DISCONNECTED, // 2
1129 AS_AUTHENTICATION, // 4
1130 AS_AUTHENTICATION2, // 5
1134 AS_PTKINIT_NEGOTIATING, // 9
1135 AS_PTKINITDONE, // 10
1136 AS_UPDATEKEYS, // 11
1137 AS_INTEGRITY_FAILURE, // 12
1141 // for-wpa value domain of pMacEntry->WpaState 802.1i D3 p.114
1142 typedef enum _GTKState {
1148 // for-wpa value domain of pMacEntry->WpaState 802.1i D3 p.114
1149 typedef enum _WpaGTKState {
1153 // ====================== end of AP mlme.h ============================