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 *
11 * it under the terms of the GNU General Public License as published by *
12 * the Free Software Foundation; either version 2 of the License, or *
13 * (at your option) any later version. *
15 * This program is distributed in the hope that it will be useful, *
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
18 * GNU General Public License for more details. *
20 * You should have received a copy of the GNU General Public License *
21 * along with this program; if not, write to the *
22 * Free Software Foundation, Inc., *
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 // 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
76 #define CW_MAX_IN_BITS 10 // actual CwMax = 2^CW_MAX_IN_BITS - 1
78 // Note: RSSI_TO_DBM_OFFSET has been changed to variable for new RF (2004-0720).
79 // SHould not refer to this constant anymore
80 //#define RSSI_TO_DBM_OFFSET 120 // for RT2530 RSSI-115 = dBm
81 #define RSSI_FOR_MID_TX_POWER -55 // -55 db is considered mid-distance
82 #define RSSI_FOR_LOW_TX_POWER -45 // -45 db is considered very short distance and
83 // eligible to use a lower TX power
84 #define RSSI_FOR_LOWEST_TX_POWER -30
85 //#define MID_TX_POWER_DELTA 0 // 0 db from full TX power upon mid-distance to AP
86 #define LOW_TX_POWER_DELTA 6 // -3 db from full TX power upon very short distance. 1 grade is 0.5 db
87 #define LOWEST_TX_POWER_DELTA 16 // -8 db from full TX power upon shortest distance. 1 grade is 0.5 db
89 #define RSSI_TRIGGERED_UPON_BELOW_THRESHOLD 0
90 #define RSSI_TRIGGERED_UPON_EXCCEED_THRESHOLD 1
91 #define RSSI_THRESHOLD_FOR_ROAMING 25
94 // Channel Quality Indication
95 #define CQI_IS_GOOD(cqi) ((cqi) >= 50)
96 //#define CQI_IS_FAIR(cqi) (((cqi) >= 20) && ((cqi) < 50))
97 #define CQI_IS_POOR(cqi) (cqi < 50) //(((cqi) >= 5) && ((cqi) < 20))
98 #define CQI_IS_BAD(cqi) (cqi < 5)
99 #define CQI_IS_DEAD(cqi) (cqi == 0)
101 // weighting factor to calculate Channel quality, total should be 100%
102 #define RSSI_WEIGHTING 50
103 #define TX_WEIGHTING 30
104 #define RX_WEIGHTING 20
106 #define BSS_NOT_FOUND 0xFFFFFFFF
108 #define MAX_LEN_OF_MLME_QUEUE 40 //10
110 #define SCAN_PASSIVE 18 // scan with no probe request, only wait beacon and probe response
111 #define SCAN_ACTIVE 19 // scan with probe request, and wait beacon and probe response
112 #define SCAN_CISCO_PASSIVE 20 // Single channel passive scan
113 #define SCAN_CISCO_ACTIVE 21 // Single channel active scan
114 #define SCAN_CISCO_NOISE 22 // Single channel passive scan for noise histogram collection
115 #define SCAN_CISCO_CHANNEL_LOAD 23 // Single channel passive scan for channel load collection
116 #define FAST_SCAN_ACTIVE 24 // scan with probe request, and wait beacon and probe response
118 #define MAC_ADDR_IS_GROUP(Addr) (((Addr[0]) & 0x01))
119 #define MAC_ADDR_HASH(Addr) (Addr[0] ^ Addr[1] ^ Addr[2] ^ Addr[3] ^ Addr[4] ^ Addr[5])
120 #define MAC_ADDR_HASH_INDEX(Addr) (MAC_ADDR_HASH(Addr) % HASH_TABLE_SIZE)
121 #define TID_MAC_HASH(Addr,TID) (TID^Addr[0] ^ Addr[1] ^ Addr[2] ^ Addr[3] ^ Addr[4] ^ Addr[5])
122 #define TID_MAC_HASH_INDEX(Addr,TID) (TID_MAC_HASH(Addr,TID) % HASH_TABLE_SIZE)
125 // assoiation ON. one LED ON. another blinking when TX, OFF when idle
126 // no association, both LED off
127 #define ASIC_LED_ACT_ON(pAd) RTMP_IO_WRITE32(pAd, MAC_CSR14, 0x00031e46)
128 #define ASIC_LED_ACT_OFF(pAd) RTMP_IO_WRITE32(pAd, MAC_CSR14, 0x00001e46)
130 // bit definition of the 2-byte pBEACON->Capability field
131 #define CAP_IS_ESS_ON(x) (((x) & 0x0001) != 0)
132 #define CAP_IS_IBSS_ON(x) (((x) & 0x0002) != 0)
133 #define CAP_IS_CF_POLLABLE_ON(x) (((x) & 0x0004) != 0)
134 #define CAP_IS_CF_POLL_REQ_ON(x) (((x) & 0x0008) != 0)
135 #define CAP_IS_PRIVACY_ON(x) (((x) & 0x0010) != 0)
136 #define CAP_IS_SHORT_PREAMBLE_ON(x) (((x) & 0x0020) != 0)
137 #define CAP_IS_PBCC_ON(x) (((x) & 0x0040) != 0)
138 #define CAP_IS_AGILITY_ON(x) (((x) & 0x0080) != 0)
139 #define CAP_IS_SPECTRUM_MGMT(x) (((x) & 0x0100) != 0) // 802.11e d9
140 #define CAP_IS_QOS(x) (((x) & 0x0200) != 0) // 802.11e d9
141 #define CAP_IS_SHORT_SLOT(x) (((x) & 0x0400) != 0)
142 #define CAP_IS_APSD(x) (((x) & 0x0800) != 0) // 802.11e d9
143 #define CAP_IS_IMMED_BA(x) (((x) & 0x1000) != 0) // 802.11e d9
144 #define CAP_IS_DSSS_OFDM(x) (((x) & 0x2000) != 0)
145 #define CAP_IS_DELAY_BA(x) (((x) & 0x4000) != 0) // 802.11e d9
147 #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))
149 #define ERP_IS_NON_ERP_PRESENT(x) (((x) & 0x01) != 0) // 802.11g
150 #define ERP_IS_USE_PROTECTION(x) (((x) & 0x02) != 0) // 802.11g
151 #define ERP_IS_USE_BARKER_PREAMBLE(x) (((x) & 0x04) != 0) // 802.11g
153 #define DRS_TX_QUALITY_WORST_BOUND 8// 3 // just test by gary
154 #define DRS_PENALTY 8
157 //BA Policy subfiled value in ADDBA frame
161 // BA Initiator subfield in DELBA frame
166 #define ADDBA_RESULTCODE_SUCCESS 0
167 #define ADDBA_RESULTCODE_REFUSED 37
168 #define ADDBA_RESULTCODE_INVALID_PARAMETERS 38
171 #define DELBA_REASONCODE_QSTA_LEAVING 36
172 #define DELBA_REASONCODE_END_BA 37
173 #define DELBA_REASONCODE_UNKNOWN_BA 38
174 #define DELBA_REASONCODE_TIMEOUT 39
176 // reset all OneSecTx counters
177 #define RESET_ONE_SEC_TX_CNT(__pEntry) \
178 if (((__pEntry)) != NULL) \
180 (__pEntry)->OneSecTxRetryOkCount = 0; \
181 (__pEntry)->OneSecTxFailCount = 0; \
182 (__pEntry)->OneSecTxNoRetryOkCount = 0; \
186 // 802.11 frame formats
188 // HT Capability INFO field in HT Cap IE .
189 typedef struct PACKED {
191 USHORT ChannelWidth:1;
192 USHORT MimoPs:2;//momi power safe
193 USHORT GF:1; //green field
194 USHORT ShortGIfor20:1;
195 USHORT ShortGIfor40:1; //for40MHz
198 USHORT DelayedBA:1; //rt2860c not support
199 USHORT AMsduSize:1; // only support as zero
200 USHORT CCKmodein40:1;
202 USHORT Forty_Mhz_Intolerant:1;
203 USHORT LSIGTxopProSup:1;
204 } HT_CAP_INFO, *PHT_CAP_INFO;
206 // HT Capability INFO field in HT Cap IE .
207 typedef struct PACKED {
208 UCHAR MaxRAmpduFactor:2;
210 UCHAR rsv:3;//momi power safe
211 } HT_CAP_PARM, *PHT_CAP_PARM;
213 // HT Capability INFO field in HT Cap IE .
214 typedef struct PACKED {
216 UCHAR SupRate[2]; // unit : 1Mbps
217 UCHAR TxMCSSetDefined:1;
218 UCHAR TxRxNotEqual:1;
223 } HT_MCS_SET, *PHT_MCS_SET;
225 // HT Capability INFO field in HT Cap IE .
226 typedef struct PACKED {
229 USHORT rsv:5;//momi power safe
230 USHORT MCSFeedback:2; //0:no MCS feedback, 2:unsolicited MCS feedback, 3:Full MCS feedback, 1:rsv.
231 USHORT PlusHTC:1; //+HTC control field support
232 USHORT RDGSupport:1; //reverse Direction Grant support
234 } EXT_HT_CAP_INFO, *PEXT_HT_CAP_INFO;
236 // HT Beamforming field in HT Cap IE .
237 typedef struct PACKED _HT_BF_CAP{
238 ULONG TxBFRecCapable:1;
239 ULONG RxSoundCapable:1;
240 ULONG TxSoundCapable:1;
241 ULONG RxNDPCapable:1;
242 ULONG TxNDPCapable:1;
243 ULONG ImpTxBFCapable:1;
245 ULONG ExpCSICapable:1;
246 ULONG ExpNoComSteerCapable:1;
247 ULONG ExpComSteerCapable:1;
253 ULONG NoComSteerBFAntSup:2;
254 ULONG ComSteerBFAntSup:2;
256 ULONG ChanEstimation:2;
258 } HT_BF_CAP, *PHT_BF_CAP;
260 // HT antenna selection field in HT Cap IE .
261 typedef struct PACKED _HT_AS_CAP{
263 UCHAR ExpCSIFbkTxASEL:1;
264 UCHAR AntIndFbkTxASEL:1;
270 } HT_AS_CAP, *PHT_AS_CAP;
272 // Draft 1.0 set IE length 26, but is extensible..
273 #define SIZE_HT_CAP_IE 26
274 // The structure for HT Capability IE.
275 typedef struct PACKED _HT_CAPABILITY_IE{
276 HT_CAP_INFO HtCapInfo;
277 HT_CAP_PARM HtCapParm;
278 // HT_MCS_SET HtMCSSet;
280 EXT_HT_CAP_INFO ExtHtCapInfo;
281 HT_BF_CAP TxBFCap; // beamforming cap. rt2860c not support beamforming.
282 HT_AS_CAP ASCap; //antenna selection.
283 } HT_CAPABILITY_IE, *PHT_CAPABILITY_IE;
286 // 802.11n draft3 related structure definitions.
288 #define dot11OBSSScanPassiveDwell 20 // in TU. min amount of time that the STA continously scans each channel when performing an active OBSS scan.
289 #define dot11OBSSScanActiveDwell 10 // in TU.min amount of time that the STA continously scans each channel when performing an passive OBSS scan.
290 #define dot11BSSWidthTriggerScanInterval 300 // in sec. max interval between scan operations to be performed to detect BSS channel width trigger events.
291 #define dot11OBSSScanPassiveTotalPerChannel 200 // in TU. min total amount of time that the STA scans each channel when performing a passive OBSS scan.
292 #define dot11OBSSScanActiveTotalPerChannel 20 //in TU. min total amount of time that the STA scans each channel when performing a active OBSS scan
293 #define dot11BSSWidthChannelTransactionDelayFactor 5 // min ratio between the delay time in performing a switch from 20MHz BSS to 20/40 BSS operation and the maxima
294 // interval between overlapping BSS scan operations.
295 #define dot11BSSScanActivityThreshold 25 // in %%, max total time that a STA may be active on the medium during a period of
296 // (dot11BSSWidthChannelTransactionDelayFactor * dot11BSSWidthTriggerScanInterval) seconds without
297 // being obligated to perform OBSS Scan operations. default is 25(== 0.25%)
299 typedef struct PACKED _OVERLAP_BSS_SCAN_IE{
300 USHORT ScanPassiveDwell;
301 USHORT ScanActiveDwell;
302 USHORT TriggerScanInt; // Trigger scan interval
303 USHORT PassiveTalPerChannel; // passive total per channel
304 USHORT ActiveTalPerChannel; // active total per channel
305 USHORT DelayFactor; // BSS width channel transition delay factor
306 USHORT ScanActThre; // Scan Activity threshold
307 }OVERLAP_BSS_SCAN_IE, *POVERLAP_BSS_SCAN_IE;
310 // 7.3.2.56. 20/40 Coexistence element used in Element ID = 72 = IE_2040_BSS_COEXIST
311 typedef union PACKED _BSS_2040_COEXIST_IE{
314 UCHAR Intolerant40:1; // Inter-BSS. set 1 when prohibits a receiving BSS from operating as a 20/40 Mhz BSS.
315 UCHAR BSS20WidthReq:1; // Intra-BSS set 1 when prohibits a receiving AP from operating its BSS as a 20/40MHz BSS.
319 } BSS_2040_COEXIST_IE, *PBSS_2040_COEXIST_IE;
322 typedef struct _TRIGGER_EVENTA{
325 UCHAR RegClass; // Regulatory Class
327 ULONG CDCounter; // Maintain a seperate count down counter for each Event A.
328 } TRIGGER_EVENTA, *PTRIGGER_EVENTA;
330 // 20/40 trigger event table
331 // If one Event A delete or created, or if Event B is detected or not detected, STA should send 2040BSSCoexistence to AP.
332 #define MAX_TRIGGER_EVENT 64
333 typedef struct _TRIGGER_EVENT_TAB{
335 TRIGGER_EVENTA EventA[MAX_TRIGGER_EVENT];
336 ULONG EventBCountDown; // Count down counter for Event B.
337 } TRIGGER_EVENT_TAB, *PTRIGGER_EVENT_TAB;
339 // 7.3.27 20/40 Bss Coexistence Mgmt capability used in extended capabilities information IE( ID = 127 = IE_EXT_CAPABILITY).
340 // This is the first octet and was defined in 802.11n D3.03 and 802.11yD9.0
341 typedef struct PACKED _EXT_CAP_INFO_ELEMENT{
342 UCHAR BssCoexistMgmtSupport:1;
344 UCHAR ExtendChannelSwitch:1;
346 }EXT_CAP_INFO_ELEMENT, *PEXT_CAP_INFO_ELEMENT;
350 typedef struct PACKED _BSS_2040_COEXIST_ELEMENT{
351 UCHAR ElementID; // ID = IE_2040_BSS_COEXIST = 72
353 BSS_2040_COEXIST_IE BssCoexistIe;
354 }BSS_2040_COEXIST_ELEMENT, *PBSS_2040_COEXIST_ELEMENT;
358 typedef struct PACKED _BSS_2040_INTOLERANT_CH_REPORT{
359 UCHAR ElementID; // ID = IE_2040_BSS_INTOLERANT_REPORT = 73
361 UCHAR RegulatoryClass;
363 }BSS_2040_INTOLERANT_CH_REPORT, *PBSS_2040_INTOLERANT_CH_REPORT;
366 // The structure for channel switch annoucement IE. This is in 802.11n D3.03
367 typedef struct PACKED _CHA_SWITCH_ANNOUNCE_IE{
368 UCHAR SwitchMode; //channel switch mode
370 UCHAR SwitchCount; //
371 } CHA_SWITCH_ANNOUNCE_IE, *PCHA_SWITCH_ANNOUNCE_IE;
374 // The structure for channel switch annoucement IE. This is in 802.11n D3.03
375 typedef struct PACKED _SEC_CHA_OFFSET_IE{
376 UCHAR SecondaryChannelOffset; // 1: Secondary above, 3: Secondary below, 0: no Secondary
377 } SEC_CHA_OFFSET_IE, *PSEC_CHA_OFFSET_IE;
380 // This structure is extracted from struct RT_HT_CAPABILITY
382 BOOLEAN bHtEnable; // If we should use ht rate.
383 BOOLEAN bPreNHt; // If we should use ht rate.
384 //Substract from HT Capability IE
385 UCHAR MCSSet[16]; //only supoort MCS=0-15,32 ,
386 } RT_HT_PHY_INFO, *PRT_HT_PHY_INFO;
388 //This structure substracts ralink supports from all 802.11n-related features.
389 //Features not listed here but contained in 802.11n spec are not supported in rt2860.
391 USHORT ChannelWidth:1;
392 USHORT MimoPs:2;//mimo power safe MMPS_
393 USHORT GF:1; //green field
394 USHORT ShortGIfor20:1;
395 USHORT ShortGIfor40:1; //for40MHz
397 USHORT RxSTBC:2; // 2 bits
398 USHORT AmsduEnable:1; // Enable to transmit A-MSDU. Suggest disable. We should use A-MPDU to gain best benifit of 802.11n
399 USHORT AmsduSize:1; // Max receiving A-MSDU size
402 //Substract from Addiont HT INFO IE
403 UCHAR MaxRAmpduFactor:2;
405 UCHAR ExtChanOffset:2; // Please not the difference with following UCHAR NewExtChannelOffset; from 802.11n
408 USHORT OperaionMode:2;
409 USHORT NonGfPresent:1;
411 USHORT OBSS_NonHTExist:1;
414 // New Extension Channel Offset IE
415 UCHAR NewExtChannelOffset;
416 // Extension Capability IE = 127
417 UCHAR BSSCoexist2040;
418 } RT_HT_CAPABILITY, *PRT_HT_CAPABILITY;
420 // field in Addtional HT Information IE .
421 typedef struct PACKED {
422 UCHAR ExtChanOffset:2;
425 UCHAR S_PSMPSup:1; //Indicate support for scheduled PSMP
426 UCHAR SerInterGranu:3; //service interval granularity
427 } ADD_HTINFO, *PADD_HTINFO;
429 typedef struct PACKED{
430 USHORT OperaionMode:2;
431 USHORT NonGfPresent:1;
433 USHORT OBSS_NonHTExist:1;
435 } ADD_HTINFO2, *PADD_HTINFO2;
438 // TODO: Need sync with spec about the definition of StbcMcs. In Draft 3.03, it's reserved.
439 typedef struct PACKED{
442 USHORT DualCTSProtect:1;
444 USHORT LsigTxopProt:1; // L-SIG TXOP protection full support
448 } ADD_HTINFO3, *PADD_HTINFO3;
450 #define SIZE_ADD_HT_INFO_IE 22
451 typedef struct PACKED{
453 ADD_HTINFO AddHtInfo;
454 ADD_HTINFO2 AddHtInfo2;
455 ADD_HTINFO3 AddHtInfo3;
456 UCHAR MCSSet[16]; // Basic MCS set
457 } ADD_HT_INFO_IE, *PADD_HT_INFO_IE;
459 typedef struct PACKED{
460 UCHAR NewExtChanOffset;
461 } NEW_EXT_CHAN_IE, *PNEW_EXT_CHAN_IE;
464 // 4-byte HTC field. maybe included in any frame except non-QOS data frame. The Order bit must set 1.
465 typedef struct PACKED {
466 UINT32 MA:1; //management action payload exist in (QoS Null+HTC)
467 UINT32 TRQ:1; //sounding request
468 UINT32 MRQ:1; //MCS feedback. Request for a MCS feedback
469 UINT32 MRSorASI:3; // MRQ Sequence identifier. unchanged during entire procedure. 0x000-0x110.
470 UINT32 MFS:3; //SET to the received value of MRS. 0x111 for unsolicited MFB.
471 UINT32 MFBorASC:7; //Link adaptation feedback containing recommended MCS. 0x7f for no feedback or not available
472 UINT32 CalPos:2; // calibration position
473 UINT32 CalSeq:2; //calibration sequence
474 UINT32 FBKReq:2; //feedback request
475 UINT32 CSISTEERING:2; //CSI/ STEERING
476 UINT32 ZLFAnnouce:1; // ZLF announcement
477 UINT32 rsv:5; //calibration sequence
478 UINT32 ACConstraint:1; //feedback request
479 UINT32 RDG:1; //RDG / More PPDU
480 } HT_CONTROL, *PHT_CONTROL;
482 // 2-byte QOS CONTROL field
483 typedef struct PACKED {
486 USHORT AckPolicy:2; //0: normal ACK 1:No ACK 2:scheduled under MTBA/PSMP 3: BA
487 USHORT AMsduPresent:1;
488 USHORT Txop_QueueSize:8;
489 } QOS_CONTROL, *PQOS_CONTROL;
491 // 2-byte Frame control field
492 typedef struct PACKED {
493 USHORT Ver:2; // Protocol version
494 USHORT Type:2; // MSDU type
495 USHORT SubType:4; // MSDU subtype
496 USHORT ToDs:1; // To DS indication
497 USHORT FrDs:1; // From DS indication
498 USHORT MoreFrag:1; // More fragment bit
499 USHORT Retry:1; // Retry status bit
500 USHORT PwrMgmt:1; // Power management bit
501 USHORT MoreData:1; // More data bit
502 USHORT Wep:1; // Wep data
503 USHORT Order:1; // Strict order expected
504 } FRAME_CONTROL, *PFRAME_CONTROL;
506 typedef struct PACKED _HEADER_802_11 {
509 UCHAR Addr1[MAC_ADDR_LEN];
510 UCHAR Addr2[MAC_ADDR_LEN];
511 UCHAR Addr3[MAC_ADDR_LEN];
515 } HEADER_802_11, *PHEADER_802_11;
517 typedef struct PACKED _FRAME_802_11 {
520 } FRAME_802_11, *PFRAME_802_11;
522 // QoSNull embedding of management action. When HT Control MA field set to 1.
523 typedef struct PACKED _MA_BODY {
527 } MA_BODY, *PMA_BODY;
529 typedef struct PACKED _HEADER_802_3 {
530 UCHAR DAAddr1[MAC_ADDR_LEN];
531 UCHAR SAAddr2[MAC_ADDR_LEN];
533 } HEADER_802_3, *PHEADER_802_3;
534 ////Block ACK related format
535 // 2-byte BA Parameter field in DELBA frames to terminate an already set up bA
536 typedef struct PACKED{
537 USHORT Rsv:11; // always set to 0
538 USHORT Initiator:1; // 1: originator 0:recipient
539 USHORT TID:4; // value of TC os TS
540 } DELBA_PARM, *PDELBA_PARM;
542 // 2-byte BA Parameter Set field in ADDBA frames to signal parm for setting up a BA
543 typedef struct PACKED {
544 USHORT AMSDUSupported:1; // 0: not permitted 1: permitted
545 USHORT BAPolicy:1; // 1: immediately BA 0:delayed BA
546 USHORT TID:4; // value of TC os TS
547 USHORT BufSize:10; // number of buffe of size 2304 octetsr
548 } BA_PARM, *PBA_PARM;
550 // 2-byte BA Starting Seq CONTROL field
551 typedef union PACKED {
553 USHORT FragNum:4; // always set to 0
554 USHORT StartSeq:12; // sequence number of the 1st MSDU for which this BAR is sent
557 } BASEQ_CONTROL, *PBASEQ_CONTROL;
559 //BAControl and BARControl are the same
560 // 2-byte BA CONTROL field in BA frame
561 typedef struct PACKED {
562 USHORT ACKPolicy:1; // only related to N-Delayed BA. But not support in RT2860b. 0:NormalACK 1:No ACK
563 USHORT MTID:1; //EWC V1.24
567 } BA_CONTROL, *PBA_CONTROL;
569 // 2-byte BAR CONTROL field in BAR frame
570 typedef struct PACKED {
571 USHORT ACKPolicy:1; // 0:normal ack, 1:no ack.
572 USHORT MTID:1; //if this bit1, use FRAME_MTBA_REQ, if 0, use FRAME_BA_REQ
576 } BAR_CONTROL, *PBAR_CONTROL;
578 // BARControl in MTBAR frame
579 typedef struct PACKED {
585 } MTBAR_CONTROL, *PMTBAR_CONTROL;
587 typedef struct PACKED {
590 } PER_TID_INFO, *PPER_TID_INFO;
594 BASEQ_CONTROL BAStartingSeq;
595 } EACH_TID, *PEACH_TID;
598 typedef struct PACKED _PSPOLL_FRAME {
601 UCHAR Bssid[MAC_ADDR_LEN];
602 UCHAR Ta[MAC_ADDR_LEN];
603 } PSPOLL_FRAME, *PPSPOLL_FRAME;
605 typedef struct PACKED _RTS_FRAME {
608 UCHAR Addr1[MAC_ADDR_LEN];
609 UCHAR Addr2[MAC_ADDR_LEN];
610 }RTS_FRAME, *PRTS_FRAME;
612 // BAREQ AND MTBAREQ have the same subtype BAR, 802.11n BAR use compressed bitmap.
613 typedef struct PACKED _FRAME_BA_REQ {
616 UCHAR Addr1[MAC_ADDR_LEN];
617 UCHAR Addr2[MAC_ADDR_LEN];
618 BAR_CONTROL BARControl;
619 BASEQ_CONTROL BAStartingSeq;
620 } FRAME_BA_REQ, *PFRAME_BA_REQ;
622 typedef struct PACKED _FRAME_MTBA_REQ {
625 UCHAR Addr1[MAC_ADDR_LEN];
626 UCHAR Addr2[MAC_ADDR_LEN];
627 MTBAR_CONTROL MTBARControl;
628 PER_TID_INFO PerTIDInfo;
629 BASEQ_CONTROL BAStartingSeq;
630 } FRAME_MTBA_REQ, *PFRAME_MTBA_REQ;
632 // Compressed format is mandantory in HT STA
633 typedef struct PACKED _FRAME_MTBA {
636 UCHAR Addr1[MAC_ADDR_LEN];
637 UCHAR Addr2[MAC_ADDR_LEN];
638 BA_CONTROL BAControl;
639 BASEQ_CONTROL BAStartingSeq;
641 } FRAME_MTBA, *PFRAME_MTBA;
643 typedef struct PACKED _FRAME_PSMP_ACTION {
647 UCHAR Psmp; // 7.3.1.25
648 } FRAME_PSMP_ACTION, *PFRAME_PSMP_ACTION;
650 typedef struct PACKED _FRAME_ACTION_HDR {
654 } FRAME_ACTION_HDR, *PFRAME_ACTION_HDR;
657 //Action Frame Category:Spectrum, Action:Channel Switch. 7.3.2.20
658 typedef struct PACKED _CHAN_SWITCH_ANNOUNCE {
659 UCHAR ElementID; // ID = IE_CHANNEL_SWITCH_ANNOUNCEMENT = 37
661 CHA_SWITCH_ANNOUNCE_IE CSAnnounceIe;
662 } CHAN_SWITCH_ANNOUNCE, *PCHAN_SWITCH_ANNOUNCE;
665 //802.11n : 7.3.2.20a
666 typedef struct PACKED _SECOND_CHAN_OFFSET {
667 UCHAR ElementID; // ID = IE_SECONDARY_CH_OFFSET = 62
669 SEC_CHA_OFFSET_IE SecChOffsetIe;
670 } SECOND_CHAN_OFFSET, *PSECOND_CHAN_OFFSET;
673 typedef struct PACKED _FRAME_SPETRUM_CS {
677 CHAN_SWITCH_ANNOUNCE CSAnnounce;
678 SECOND_CHAN_OFFSET SecondChannel;
679 } FRAME_SPETRUM_CS, *PFRAME_SPETRUM_CS;
682 typedef struct PACKED _FRAME_ADDBA_REQ {
687 BA_PARM BaParm; // 2 - 10
688 USHORT TimeOutValue; // 0 - 0
689 BASEQ_CONTROL BaStartSeq; // 0-0
690 } FRAME_ADDBA_REQ, *PFRAME_ADDBA_REQ;
692 typedef struct PACKED _FRAME_ADDBA_RSP {
698 BA_PARM BaParm; //0 - 2
700 } FRAME_ADDBA_RSP, *PFRAME_ADDBA_RSP;
702 typedef struct PACKED _FRAME_DELBA_REQ {
706 DELBA_PARM DelbaParm;
708 } FRAME_DELBA_REQ, *PFRAME_DELBA_REQ;
712 typedef struct PACKED _FRAME_BAR {
715 UCHAR Addr1[MAC_ADDR_LEN];
716 UCHAR Addr2[MAC_ADDR_LEN];
717 BAR_CONTROL BarControl;
718 BASEQ_CONTROL StartingSeq;
719 } FRAME_BAR, *PFRAME_BAR;
722 typedef struct PACKED _FRAME_BA {
725 UCHAR Addr1[MAC_ADDR_LEN];
726 UCHAR Addr2[MAC_ADDR_LEN];
727 BAR_CONTROL BarControl;
728 BASEQ_CONTROL StartingSeq;
730 } FRAME_BA, *PFRAME_BA;
733 // Radio Measuement Request Frame Format
734 typedef struct PACKED _FRAME_RM_REQ_ACTION {
741 } FRAME_RM_REQ_ACTION, *PFRAME_RM_REQ_ACTION;
743 typedef struct PACKED {
746 UCHAR ChannelSwitchMode;
749 UCHAR ChannelSwitchCount;
750 } HT_EXT_CHANNEL_SWITCH_ANNOUNCEMENT_IE, *PHT_EXT_CHANNEL_SWITCH_ANNOUNCEMENT_IE;
754 // _Limit must be the 2**n - 1
755 // _SEQ1 , _SEQ2 must be within 0 ~ _Limit
757 #define SEQ_STEPONE(_SEQ1, _SEQ2, _Limit) ((_SEQ1 == ((_SEQ2+1) & _Limit)))
758 #define SEQ_SMALLER(_SEQ1, _SEQ2, _Limit) (((_SEQ1-_SEQ2) & ((_Limit+1)>>1)))
759 #define SEQ_LARGER(_SEQ1, _SEQ2, _Limit) ((_SEQ1 != _SEQ2) && !(((_SEQ1-_SEQ2) & ((_Limit+1)>>1))))
760 #define SEQ_WITHIN_WIN(_SEQ1, _SEQ2, _WIN, _Limit) (SEQ_LARGER(_SEQ1, _SEQ2, _Limit) && \
761 SEQ_SMALLER(_SEQ1, ((_SEQ2+_WIN+1)&_Limit), _Limit))
764 // Contention-free parameter (without ID and Length)
766 typedef struct PACKED {
767 BOOLEAN bValid; // 1: variable contains valid value
770 USHORT CfpMaxDuration;
771 USHORT CfpDurRemaining;
772 } CF_PARM, *PCF_PARM;
774 typedef struct _CIPHER_SUITE {
775 NDIS_802_11_ENCRYPTION_STATUS PairCipher; // Unicast cipher 1, this one has more secured cipher suite
776 NDIS_802_11_ENCRYPTION_STATUS PairCipherAux; // Unicast cipher 2 if AP announce two unicast cipher suite
777 NDIS_802_11_ENCRYPTION_STATUS GroupCipher; // Group cipher
778 USHORT RsnCapability; // RSN capability from beacon
779 BOOLEAN bMixMode; // Indicate Pair & Group cipher might be different
780 } CIPHER_SUITE, *PCIPHER_SUITE;
782 // EDCA configuration from AP's BEACON/ProbeRsp
784 BOOLEAN bValid; // 1: variable contains valid value
785 BOOLEAN bAdd; // 1: variable contains valid value
787 BOOLEAN bQueueRequest;
788 BOOLEAN bTxopRequest;
789 BOOLEAN bAPSDCapable;
790 // BOOLEAN bMoreDataAck;
791 UCHAR EdcaUpdateCount;
792 UCHAR Aifsn[4]; // 0:AC_BK, 1:AC_BE, 2:AC_VI, 3:AC_VO
795 USHORT Txop[4]; // in unit of 32-us
796 BOOLEAN bACM[4]; // 1: Admission Control of AC_BK is mandattory
797 } EDCA_PARM, *PEDCA_PARM;
799 // QBSS LOAD information from QAP's BEACON/ProbeRsp
801 BOOLEAN bValid; // 1: variable contains valid value
803 UCHAR ChannelUtilization;
804 USHORT RemainingAdmissionControl; // in unit of 32-us
805 } QBSS_LOAD_PARM, *PQBSS_LOAD_PARM;
807 // QBSS Info field in QSTA's assoc req
808 typedef struct PACKED {
816 } QBSS_STA_INFO_PARM, *PQBSS_STA_INFO_PARM;
818 // QBSS Info field in QAP's Beacon/ProbeRsp
819 typedef struct PACKED {
820 UCHAR ParamSetCount:4;
823 } QBSS_AP_INFO_PARM, *PQBSS_AP_INFO_PARM;
825 // QOS Capability reported in QAP's BEACON/ProbeRsp
826 // QOS Capability sent out in QSTA's AssociateReq/ReAssociateReq
828 BOOLEAN bValid; // 1: variable contains valid value
830 BOOLEAN bQueueRequest;
831 BOOLEAN bTxopRequest;
832 // BOOLEAN bMoreDataAck;
833 UCHAR EdcaUpdateCount;
834 } QOS_CAPABILITY_PARM, *PQOS_CAPABILITY_PARM;
838 UCHAR IE[MAX_CUSTOM_LEN];
842 UCHAR Bssid[MAC_ADDR_LEN];
844 UCHAR CentralChannel; //Store the wide-band central channel for 40MHz. .used in 40MHz AP. Or this is the same as Channel.
849 UCHAR SupRate[MAX_LEN_OF_SUPPORTED_RATES];
851 UCHAR ExtRate[MAX_LEN_OF_SUPPORTED_RATES];
853 HT_CAPABILITY_IE HtCapability;
854 UCHAR HtCapabilityLen;
855 ADD_HT_INFO_IE AddHtInfo; // AP might use this additional ht info IE
857 UCHAR NewExtChanOffset;
859 UCHAR Privacy; // Indicate security function ON/OFF. Don't mess up with auth mode.
863 USHORT CapabilityInfo;
867 USHORT CfpMaxDuration;
868 USHORT CfpDurRemaining;
870 CHAR Ssid[MAX_LEN_OF_SSID];
872 ULONG LastBeaconRxTime; // OS's timestamp
877 CIPHER_SUITE WPA; // AP announced WPA cipher suite
878 CIPHER_SUITE WPA2; // AP announced WPA2 cipher suite
880 // New for microsoft WPA support
881 NDIS_802_11_FIXED_IEs FixIEs;
882 NDIS_802_11_AUTHENTICATION_MODE AuthModeAux; // Addition mode for WPA2 / WPA capable AP
883 NDIS_802_11_AUTHENTICATION_MODE AuthMode;
884 NDIS_802_11_WEP_STATUS WepStatus; // Unicast Encryption Algorithm extract from VAR_IE
885 USHORT VarIELen; // Length of next VIE include EID & Length
886 UCHAR VarIEs[MAX_VIE_LEN];
888 // CCX Ckip information
892 UCHAR PTSF[4]; // Parent TSF
893 UCHAR TTSF[8]; // Target TSF
895 // 802.11e d9, and WMM
897 QOS_CAPABILITY_PARM QosCapability;
898 QBSS_LOAD_PARM QbssLoad;
901 } BSS_ENTRY, *PBSS_ENTRY;
906 BSS_ENTRY BssEntry[MAX_LEN_OF_BSS_TABLE];
907 } BSS_TABLE, *PBSS_TABLE;
910 typedef struct _MLME_QUEUE_ELEM {
914 UCHAR Msg[MGMT_DMA_BUFFER_SIZE];
915 LARGE_INTEGER TimeStamp;
923 } MLME_QUEUE_ELEM, *PMLME_QUEUE_ELEM;
925 typedef struct _MLME_QUEUE {
930 MLME_QUEUE_ELEM Entry[MAX_LEN_OF_MLME_QUEUE];
931 } MLME_QUEUE, *PMLME_QUEUE;
933 typedef VOID (*STATE_MACHINE_FUNC)(VOID *Adaptor, MLME_QUEUE_ELEM *Elem);
935 typedef struct _STATE_MACHINE {
940 STATE_MACHINE_FUNC *TransFunc;
941 } STATE_MACHINE, *PSTATE_MACHINE;
944 // MLME AUX data structure that hold temporarliy settings during a connection attempt.
945 // Once this attemp succeeds, all settings will be copy to pAd->StaActive.
946 // A connection attempt (user set OID, roaming, CCX fast roaming,..) consists of
947 // several steps (JOIN, AUTH, ASSOC or REASSOC) and may fail at any step. We purposely
948 // separate this under-trial settings away from pAd->StaActive so that once
949 // this new attempt failed, driver can auto-recover back to the active settings.
950 typedef struct _MLME_AUX {
952 UCHAR Ssid[MAX_LEN_OF_SSID];
954 UCHAR Bssid[MAC_ADDR_LEN];
955 UCHAR AutoReconnectSsid[MAX_LEN_OF_SSID];
956 UCHAR AutoReconnectSsidLen;
960 UCHAR CentralChannel;
962 USHORT CapabilityInfo;
964 USHORT CfpMaxDuration;
968 // Copy supported rate from desired AP's beacon. We are trying to match
969 // AP's supported and extended rate settings.
970 UCHAR SupRate[MAX_LEN_OF_SUPPORTED_RATES];
971 UCHAR ExtRate[MAX_LEN_OF_SUPPORTED_RATES];
974 HT_CAPABILITY_IE HtCapability;
975 UCHAR HtCapabilityLen;
976 ADD_HT_INFO_IE AddHtInfo; // AP might use this additional ht info IE
977 UCHAR NewExtChannelOffset;
978 //RT_HT_CAPABILITY SupportedHtPhy;
981 QOS_CAPABILITY_PARM APQosCapability; // QOS capability of the current associated AP
982 EDCA_PARM APEdcaParm; // EDCA parameters of the current associated AP
983 QBSS_LOAD_PARM APQbssLoad; // QBSS load of the current associated AP
985 // new to keep Ralink specific feature
988 BSS_TABLE SsidBssTab; // AP list for the same SSID
989 BSS_TABLE RoamTab; // AP list eligible for roaming
993 BOOLEAN CurrReqIsFromNdis;
995 RALINK_TIMER_STRUCT BeaconTimer, ScanTimer;
996 RALINK_TIMER_STRUCT AuthTimer;
997 RALINK_TIMER_STRUCT AssocTimer, ReassocTimer, DisassocTimer;
998 } MLME_AUX, *PMLME_AUX;
1000 typedef struct _MLME_ADDBA_REQ_STRUCT{
1002 UCHAR pAddr[MAC_ADDR_LEN];
1004 USHORT TimeOutValue;
1008 } MLME_ADDBA_REQ_STRUCT, *PMLME_ADDBA_REQ_STRUCT;
1011 typedef struct _MLME_DELBA_REQ_STRUCT{
1013 UCHAR Addr[MAC_ADDR_LEN];
1016 } MLME_DELBA_REQ_STRUCT, *PMLME_DELBA_REQ_STRUCT;
1018 // assoc struct is equal to reassoc
1019 typedef struct _MLME_ASSOC_REQ_STRUCT{
1020 UCHAR Addr[MAC_ADDR_LEN];
1021 USHORT CapabilityInfo;
1024 } MLME_ASSOC_REQ_STRUCT, *PMLME_ASSOC_REQ_STRUCT, MLME_REASSOC_REQ_STRUCT, *PMLME_REASSOC_REQ_STRUCT;
1026 typedef struct _MLME_DISASSOC_REQ_STRUCT{
1027 UCHAR Addr[MAC_ADDR_LEN];
1029 } MLME_DISASSOC_REQ_STRUCT, *PMLME_DISASSOC_REQ_STRUCT;
1031 typedef struct _MLME_AUTH_REQ_STRUCT {
1032 UCHAR Addr[MAC_ADDR_LEN];
1035 } MLME_AUTH_REQ_STRUCT, *PMLME_AUTH_REQ_STRUCT;
1037 typedef struct _MLME_DEAUTH_REQ_STRUCT {
1038 UCHAR Addr[MAC_ADDR_LEN];
1040 } MLME_DEAUTH_REQ_STRUCT, *PMLME_DEAUTH_REQ_STRUCT;
1044 } MLME_JOIN_REQ_STRUCT;
1046 typedef struct _MLME_SCAN_REQ_STRUCT {
1047 UCHAR Bssid[MAC_ADDR_LEN];
1051 CHAR Ssid[MAX_LEN_OF_SSID];
1052 } MLME_SCAN_REQ_STRUCT, *PMLME_SCAN_REQ_STRUCT;
1054 typedef struct _MLME_START_REQ_STRUCT {
1055 CHAR Ssid[MAX_LEN_OF_SSID];
1057 } MLME_START_REQ_STRUCT, *PMLME_START_REQ_STRUCT;
1059 typedef struct PACKED {
1063 } EID_STRUCT,*PEID_STRUCT, BEACON_EID_STRUCT, *PBEACON_EID_STRUCT;
1065 typedef struct PACKED _RTMP_TX_RATE_SWITCH
1077 } RRTMP_TX_RATE_SWITCH, *PRTMP_TX_RATE_SWITCH;
1079 // ========================== AP mlme.h ===============================
1080 #define TBTT_PRELOAD_TIME 384 // usec. LomgPreamble + 24-byte at 1Mbps
1081 #define DEFAULT_DTIM_PERIOD 1
1083 #define MAC_TABLE_AGEOUT_TIME 300 // unit: sec
1084 #define MAC_TABLE_ASSOC_TIMEOUT 5 // unit: sec
1085 #define MAC_TABLE_FULL(Tab) ((Tab).size == MAX_LEN_OF_MAC_TABLE)
1087 // AP shall drop the sta if contine Tx fail count reach it.
1088 #define MAC_ENTRY_LIFE_CHECK_CNT 20 // packet cnt.
1090 // Value domain of pMacEntry->Sst
1092 SST_NOT_AUTH, // 0: equivalent to IEEE 802.11/1999 state 1
1093 SST_AUTH, // 1: equivalent to IEEE 802.11/1999 state 2
1094 SST_ASSOC // 2: equivalent to IEEE 802.11/1999 state 3
1097 // value domain of pMacEntry->AuthState
1098 typedef enum _AuthState {
1100 AS_AUTH_OPEN, // STA has been authenticated using OPEN SYSTEM
1101 AS_AUTH_KEY, // STA has been authenticated using SHARED KEY
1102 AS_AUTHENTICATING // STA is waiting for AUTH seq#3 using SHARED KEY
1105 //for-wpa value domain of pMacEntry->WpaState 802.1i D3 p.114
1106 typedef enum _ApWpaState {
1109 AS_DISCONNECTED, // 2
1111 AS_AUTHENTICATION, // 4
1112 AS_AUTHENTICATION2, // 5
1116 AS_PTKINIT_NEGOTIATING, // 9
1117 AS_PTKINITDONE, // 10
1118 AS_UPDATEKEYS, // 11
1119 AS_INTEGRITY_FAILURE, // 12
1123 // for-wpa value domain of pMacEntry->WpaState 802.1i D3 p.114
1124 typedef enum _GTKState {
1130 // for-wpa value domain of pMacEntry->WpaState 802.1i D3 p.114
1131 typedef enum _WpaGTKState {
1135 // ====================== end of AP mlme.h ============================