Logo Search packages:      
Sourcecode: zd1211 version File versions  Download package

zdpmfilter.c

#ifndef __ZDPMFILTER_C__
#define __ZDPMFILTER_C__

#include "zd80211.h"
#include "zd1205.h"
#include "zddebug.h"
extern struct net_device *g_dev;

#define DBG_USE_SERIAL_WRITE 0
void AgePsQ(U16 aid);
BOOLEAN TxSend(Signal_t *signal, FrmDesc_t *pfrmDesc);
#define write_str(a,b)
U8 usedID = 0;
U8 TimBitMap[(MAX_AID/8)+2];
Signal_t *txRequest[BURST_NUM];
static BOOLEAN    mcBuffered = FALSE;

//make tim for beacon frame
void mkTim(Element *tim, TrafficMap_t *trf, U8 dtc, U8 dtp, U16 aidLo, U16 aidHi, BOOLEAN bc)
{
        int i;
        U8 *map = (U8*)trf->t;
        U16 N1 = 0;
        U16 N2 = 0;
        U8  index = 0;

        tim->buf[0] = EID_TIM;
        tim->buf[2] = dtc;
        tim->buf[3] = dtp;

        // Calculate N1
        for (i=0; i<=(aidHi/8); i++) {
                if (map[i] != 0) {
                        break;
                }
        }

        if (i>0) {
                // N1 is the largest even number
                N1 = (U16)(i & ~0x01);
        }

        // Calculate N2
        for (i=(aidHi/8); i>=0; i--) {
                if (map[i] != 0) {
                        break;
                }
        }

        if (i>0) {
                N2 = (U16)i;
        }

        // Fill the content
        if (N2==0) {
                tim->buf[4] = 0;
                tim->buf[5] = map[0];
                tim->buf[1] = 4;
        } else {
                tim->buf[4] = (U8)N1;
                for (i=N1; i<=N2; i++) {
                        tim->buf[5+index++] = map[i];
                }
                tim->buf[1] = N2-N1+4;
        }

        if (bc) {
                tim->buf[4] |= 0x01;
        }
}


void TxCompleted(U32 result, U8 retID, U16 aid) //in isr routine
{
        Signal_t *signal;
        FrmInfo_t *pfrmInfo;
        FrmDesc_t *pfrmDesc;
        void *buf;
        Hash_t *pHash = NULL;
        U8  bIntraBss = 0;

#ifdef HOST_IF_USB

        if ((result != ZD_TX_CONFIRM) && (retID == 0xff))
        {
                pHash = sstByAid[aid];
                if (!pHash)
                        return;
                else
                        pHash->FailedFrames++;

                return;
        }
#endif

        signal = txRequest[retID];
        if (signal == NULL)
        {
                printk(KERN_ERR "TxCompleted: input signal is NULL\n");
                return;
        }
        pfrmInfo = &signal->frmInfo;
        pfrmDesc = pfrmInfo->frmDesc;

        buf = signal->buf;
        if (pfrmDesc)
                bIntraBss = (pfrmDesc->ConfigSet & INTRA_BSS_SET);

        //if (aid)
        {
                pHash = sstByAid[aid];
                if (!pHash)
                        goto no_rate_info;

                if (result == ZD_TX_CONFIRM)
                {
                        //for rate adaption
                        pHash->SuccessFrames++;
                } else  //retry failed
                        pHash->FailedFrames++;

        }


no_rate_info:
        if (pfrmDesc)
                freeFdesc(pfrmDesc);
        pdot11Obj->ReleaseBuffer(buf);
        freeSignal(signal);
        txRequest[retID] = NULL;

        if ((buf) && (!bIntraBss))
        {   //upper layer data
                pdot11Obj->TxCompleted();
        }
}


char DbgStr1[]="Tx ProbReq";
char DbgStr2[]="Tx Auth";
char DbgStr3[]="Tx Data";
char DbgStr4[]="msg4";
char DbgStr5[]="msg5";
char DbgStr6[]="msg6";
char DbgStr7[]="msg7";
char DbgStr8[]="msg8";
char DbgStr9[]="msg9";
char DbgStr10[]="msg10";
char DbgStr11[]="msg11";

char DbgStr12[]="msg12";
BOOLEAN TxSend(Signal_t *signal, FrmDesc_t *pfrmDesc)
{
        FrmInfo_t *pfrmInfo;
        U32 nextBodyLen;
        fragInfo_t fragInfo;
        int i;
        U8 bIntraBss = 0;
        Frame_t *pf;
        Frame_t *nextPf;
        U32 flags;
        Hash_t *pHash = NULL;
        U32 *tmpiv = NULL;
        //U8 WepKeyLen = 0;
        //U8 *pWepKey = NULL;
        U8 tmp4pIv[8];
        U8 *pIv = tmp4pIv;
        U8 KeyId = 5;
        U32 iv32 = 0;
        BOOLEAN   bExtIV = FALSE;
        U8 EncryType;
        BOOLEAN   bGroupAddr = FALSE;
        U8 bWep = 0;
        U8 vapId = 0;
        U8 Num;
        U8 bDataFrm = signal->bDataFrm;
        //U8 KeyInstalled = 0;

        ZDEBUG("TxSend");


        //txRequest[usedID] = signal;
        memcpy(fragInfo.CalSwMic, pfrmDesc->CalMIC, MIC_LNG+1);
        pfrmInfo = &signal->frmInfo;
        bIntraBss = (pfrmDesc->ConfigSet & INTRA_BSS_SET);

        pf = pfrmDesc->mpdu;

        //for PS-POLL handling
        if (pfrmDesc->ConfigSet & PS_POLL_SET) {
                if(mMacMode != PURE_A_MODE) {
                        fragInfo.rate = RATE_1M;
                        fragInfo.preamble = mPreambleType;
                } else if(mMacMode == PURE_A_MODE) {
                        fragInfo.rate = RATE_6M;
                        fragInfo.preamble = SHORT_PREAMBLE; //802.11A frame must
                }

                fragInfo.aid = 0;
                fragInfo.macHdr[0] = &pf->header[0];
                fragInfo.macBody[0] = pf->body;
                fragInfo.bodyLen[0] = 0;
                fragInfo.nextBodyLen[0] = 0;
                //fragInfo.msgID = usedID;
                fragInfo.totalFrag = 1;
                fragInfo.hdrLen = pf->HdrLen;
                fragInfo.encryType = WEP_NOT_USED;
                fragInfo.vapId = vapId;
                fragInfo.bIntraBss = bIntraBss;
                fragInfo.buf = signal->buf;
                goto just_send;
        }

        pHash = pfrmDesc->pHash;
        bWep = wepBit(pf);
        EncryType = mKeyFormat;

        /*   if ((pf->header[0] & 0xFC) == 0x40)
             { //Probe Req, for debugging purpose.
                 if (pf->body[0]==0)
                 {
                     if (pf->body[1] == 0)
                          printk(KERN_ERR "Probe Request with Broadcase ssid\n");
                     else
                          printk(KERN_ERR "Probe Request with ssid=%s",&pf->body[2]);
                 }
             }    
             else if ((pf->header[0] & 0xFC) == 0xB0)
        {
                 //printk(KERN_ERR "Tx Auth\n");
          //serial_printf(" Tx Auth\n");  
        }
             else if ((pf->header[0] & 0xFC) == 0x08)
        {
                 //printk(KERN_ERR "Tx Data,keyMode=%d\n",mDynKeyMode);
                 //serial_printf("Tx Data,keyMode=%d\n",mDynKeyMode);
             } */
        if (isGroup(addr1(pf))) {
                bGroupAddr = TRUE;
                fragInfo.rate = pdot11Obj->BasicRate;
                fragInfo.aid = 0;
                if(PURE_A_MODE != mMacMode)
                        fragInfo.preamble = 0;
                else
                        fragInfo.preamble = 1;

                /*if ((mSwCipher) && (bWep)){
                  if ((mDynKeyMode == DYN_KEY_WEP64) || (mDynKeyMode == DYN_KEY_WEP128)){
                        WepKeyLen = mBcKeyLen;
                        pWepKey = &mBcKeyVector[0];
                        pIv = &mBcIv[1];
                        KeyId = mBcKeyId;
                        tmpiv = (U32 *)mBcIv;
                  }
                }*/ /* The software encryption is always disabled.*/

                if (bWep) {// For 802.1x dynamic key mode
                        if ((mDynKeyMode == DYN_KEY_WEP64) || (mDynKeyMode == DYN_KEY_WEP128)) {
                                if (mDynKeyMode == DYN_KEY_WEP64)
                                        EncryType = WEP64_USED;
                                else
                                        EncryType = WEP128_USED;
                                pIv = &mBcIv[1];
                                KeyId = mBcKeyId;
                                tmpiv = (U32 *)mBcIv;
                        }
                }

        } else { // unicast frame
                if (!pHash) {
                        // Should be Probe Response frame
                        fragInfo.rate = pdot11Obj->BasicRate;
                        //FPRINT_V("pHash = 0; fragInfo.rate", fragInfo.rate);
                        fragInfo.aid = 0;
                        if(mMacMode != PURE_A_MODE)
                                fragInfo.preamble = 0;
                        else
                                fragInfo.preamble = 1;

                } else {
                        fragInfo.rate = pHash->CurrTxRate;

                        //FPRINT_V("pHash != 0 fragInfo.rate", fragInfo.rate);
                        fragInfo.aid = (U16)pHash->aid;
                        fragInfo.preamble = pHash->Preamble;

                        //if (mBssType == AP_BSS)
                        {
                                EncryType = pHash->encryMode;
                        }

                        //get pairwise key
                        if (bWep) {
                                if ((mDynKeyMode == DYN_KEY_WEP64) || (mDynKeyMode == DYN_KEY_WEP128)) {
                                        pIv = &pHash->wepIv[1];
                                        KeyId = pHash->KeyId;
                                        tmpiv = (U32 *)pHash->wepIv;
                                }
                        }
                }
        }

        if (bWep) {
                if (mDynKeyMode == 0) {  // static 4 keys, wep64, 128 or 256
                        pIv = &mWepIv[1];
                        KeyId = mKeyId;
                        tmpiv = (U32 *)mWepIv;
                        EncryType = mKeyFormat;
                }
        }

        Num = pfrmInfo->fTot;
        //FPRINT_V("Tx fTot", pfrmInfo->fTot);
        for (i=0; i<Num; i++) {
                pf = &pfrmDesc->mpdu[i];
                if (Num == 1) {
                        nextBodyLen = 0;
                        if (!bDataFrm) { //Management frame
                                bIntraBss = 0;
                                if (frmType(pf) == ST_PROBE_RSP)
                                {
                                        U32 loTm, hiTm;
                                        HW_GetTsf(pdot11Obj, &loTm, &hiTm);
                                        setTs(pf, loTm, hiTm);
                                }
                        }
                } else {
                        if (Num != (i+1)) {
                                nextPf = &pfrmDesc->mpdu[i+1];
                                nextBodyLen = nextPf->bodyLen;
                        } else {
                                nextBodyLen = 0;
                        }
                }

                //prepare frag information
                fragInfo.macHdr[i] = &pf->header[0];
                fragInfo.macBody[i] = pf->body;
                fragInfo.bodyLen[i] = pf->bodyLen;
                fragInfo.nextBodyLen[i] = nextBodyLen;

                if (bWep) {// Encryption is needed.
                        if ((mDynKeyMode == DYN_KEY_TKIP) || (mDynKeyMode == DYN_KEY_AES)) {// WPA encryption mode.
                                if (bGroupAddr) {
                                        if (mGkInstalled) {
                                                switch(mWpaBcKeyLen) {
                                                case 32:// Group TKIP
                                                        mIv16++;
                                                        if (mIv16 == 0)
                                                                mIv32++;
                                                        pIv[0] = Hi8(mIv16);
                                                        pIv[1] = (Hi8(mIv16) | 0x20) & 0x7f;
                                                        pIv[2] = Lo8(mIv16);
                                                        KeyId = mWpaBcKeyId;
                                                        iv32 = mIv32;
                                                        bExtIV = TRUE;
                                                        EncryType = TKIP_USED;
                                                        break;
                                                case 5: // Group WEP64
                                                        pIv = &mBcIv[1];
                                                        KeyId = mWpaBcKeyId;
                                                        tmpiv = (U32 *)mBcIv;
                                                        EncryType = WEP64_USED;
                                                        break;
                                                case 13: // Group WEP128
                                                        pIv = &mBcIv[1];
                                                        KeyId = mWpaBcKeyId;
                                                        tmpiv = (U32 *)mBcIv;
                                                        EncryType = WEP128_USED;
                                                        break;
                                                case 16:// Group AES
                                                        mIv16++;
                                                        if (mIv16 == 0)
                                                                mIv32++;
                                                        pIv[0] = Lo8(mIv16);
                                                        pIv[1] = Hi8(mIv16);
                                                        pIv[2] = 0;
                                                        KeyId = mWpaBcKeyId;
                                                        iv32 = mIv32;
                                                        bExtIV = TRUE;
                                                        EncryType = AES_USED;
                                                        break;
                                                default: // Group key Len error
                                                        bWep=FALSE;
                                                        fragInfo.macHdr[i][1] &= ~WEP_BIT;
                                                        break;
                                                }
                                        } else {// Group key was not installed yet.
                                                bWep=FALSE;
                                                fragInfo.macHdr[i][1] &= ~WEP_BIT;
                                        }
                                }//endof group frame.
                                else { //unicast
                                        //printk(KERN_ERR "send unicast packet,pkeyinstalled:%d\n",pHash->pkInstalled);
                                        //KeyInstalled = pHash->pkInstalled;
                                        if ((pHash) && (pHash->pkInstalled)) {
                                                pHash->iv16++;
                                                if (pHash->iv16 == 0)
                                                        pHash->iv32++;
                                                if (EncryType == TKIP_USED) {
                                                        pIv[0]  = Hi8(pHash->iv16);
                                                        pIv[1]  = (Hi8(pHash->iv16) | 0x20) & 0x7f;
                                                        pIv[2]  = Lo8(pHash->iv16);
                                                } else if (EncryType == AES_USED) {
                                                        pIv[0]  = Lo8(pHash->iv16);
                                                        pIv[1]  = Hi8(pHash->iv16);
                                                        pIv[2]  = 0;
                                                }
                                                KeyId = pHash->KeyId;
                                                iv32 = pHash->iv32;
                                                bExtIV = TRUE;
                                        } else {// No key has been installed before.
                                                bWep=FALSE;
                                                fragInfo.macHdr[i][1] &= ~WEP_BIT;
                                        }
                                }
                        } // end of ((mDynKeyMode == DYN_KEY_TKIP) || (mDynKeyMode == DYN_KEY_AES))
                        fragInfo.macHdr[i][MAC_HDR_LNG] = pIv[0];
                        fragInfo.macHdr[i][MAC_HDR_LNG+1] = pIv[1];
                        fragInfo.macHdr[i][MAC_HDR_LNG+2] = pIv[2];
                        fragInfo.macHdr[i][MAC_HDR_LNG+3] = KeyId << 6;
                        //if (mDynKeyMode != DYN_KEY_TKIP && mDynKeyMode != DYN_KEY_AES)
                        if (EncryType == WEP64_USED || EncryType == WEP128_USED)
                                *tmpiv  = (((*tmpiv) & 0x00FFFFFF) + 1) | ((*tmpiv) & 0xFF000000);

                        if (bExtIV) {
                                fragInfo.macHdr[i][MAC_HDR_LNG+3] |= 0x20;
                                fragInfo.macHdr[i][MAC_HDR_LNG+4] = (U8)(iv32);
                                fragInfo.macHdr[i][MAC_HDR_LNG+5] = (U8)(iv32 >> 8);
                                fragInfo.macHdr[i][MAC_HDR_LNG+6] = (U8)(iv32 >> 16);
                                fragInfo.macHdr[i][MAC_HDR_LNG+7] = (U8)(iv32 >> 24);
                        }
                }

        }

        //fragInfo.msgID = usedID;
        fragInfo.bIntraBss = bIntraBss;
        fragInfo.buf = signal->buf;
        fragInfo.totalFrag = Num;
        fragInfo.hdrLen = MAC_HDR_LNG;

        if (bWep) {
                fragInfo.hdrLen += IV_LNG;
                if (bExtIV) {
                        fragInfo.hdrLen += EIV_LNG;
                }
                fragInfo.encryType = EncryType;
        } else
                fragInfo.encryType=WEP_NOT_USED;

        //if (mAssoc)
        //FPRINT_V("EncryType", fragInfo.encryType);
        //fragInfo.vapId = vapId;

        //if (fragInfo.encryType == TKIP)
        {
                //fragInfo.bWaitingMIC = pfrmDesc->bWaitingMIC;
                //fragInfo.bSwCalcMIC = pfrmDesc->bSwCalcMIC;
                //fragInfo.HwMicPhys = (U32)pfrmDesc->HwMicPhys;
        }

just_send:
        flags = pdot11Obj->EnterCS();
        // The following 5 lines must be protected by a critical section.
        fragInfo.msgID = usedID;
        txRequest[usedID] = signal;
        usedID++;
        if (usedID > (BURST_NUM -1))
                usedID = 0;
        pdot11Obj->SetupNextSend(&fragInfo); // No need protection in CardBus

        pdot11Obj->ExitCS(flags);

        return FALSE;
}

void FlushQ(SignalQ_t *Q)
{
        Signal_t *signal;
        FrmInfo_t *pfrmInfo;
        FrmDesc_t *pfrmDesc;

        while((signal = sigDeque(Q)) != NULL) {
                pfrmInfo = &signal->frmInfo;
                pfrmDesc = pfrmInfo->frmDesc;
                pdot11Obj->ReleaseBuffer(signal->buf);
                freeFdesc(pfrmDesc);
                freeSignal(signal);
        }
}


void TimMapSet(U8 *map, U16 aid, BOOLEAN flag)
{
        U8  mask, index;


        if ((aid == 0) || (aid > MAX_AID))
                return;

        index = aid / 8;
        mask = 0x01 << (aid % 8);

        if (flag)
                map[index] |= mask;
        else
                map[index] &= ~mask;
}



BOOLEAN CleanupTxQ(void)
{
        Signal_t *signal;
        FrmInfo_t *pfrmInfo;
        FrmDesc_t *pfrmDesc;

        //PSDEBUG("CleanupTxQ");
        if (pTxQ->cnt > 0) {
                signal = pTxQ->first;
                if (!signal)
                        return FALSE;

                pfrmInfo = &signal->frmInfo;
                pfrmDesc = pfrmInfo->frmDesc;

                if (!pdot11Obj->CheckTCBAvail(pfrmInfo->fTot))
                        return FALSE;

                signal = sigDeque(pTxQ);
                goto send_PduReq;
        }

        return FALSE;


send_PduReq:
        TxSend(signal, pfrmDesc);
        return TRUE;
}



BOOLEAN CleanupAwakeQ(void)
{
        Signal_t *signal;
        FrmInfo_t *pfrmInfo;
        FrmDesc_t *pfrmDesc;

        //PSDEBUG("CleanupAwakeQ");
        if (pAwakeQ->cnt > 0) {
                signal = pAwakeQ->first;
                if (!signal)
                        return FALSE;

                pfrmInfo = &signal->frmInfo;

                pfrmDesc = pfrmInfo->frmDesc;
                if (!pdot11Obj->CheckTCBAvail(pfrmInfo->fTot))
                        return FALSE;

                signal = sigDeque(pAwakeQ);
                //PSDEBUG("===== Queue out awakeQ");
                //PSDEBUG_V("pAwakeQ->cnt", pAwakeQ->cnt);
                goto send_PduReq;
        }

        return FALSE;


send_PduReq:
        TxSend(signal, pfrmDesc);
        return TRUE;
}


void AgePsQ(U16 aid)
{
        Signal_t *psSignal;
        U16 interval;
        FrmDesc_t *pfrmDesc;
        U32 eol;
        FrmInfo_t *pfrmInfo;

        if ((aid == 0) || (aid > MAX_AID))      //Invalid AID
                return;


        while (pPsQ[aid]->cnt) {
                interval = sstByAid[aid]->lsInterval;
                if (interval == 0)
                        interval = 1;

                psSignal = pPsQ[aid]->first;

                if (!psSignal)
                        break;

                pfrmInfo = &psSignal->frmInfo;
                eol = pfrmInfo->eol;
#ifndef HOST_IF_USB

                if ((HW_GetNow(pdot11Obj) - eol) < (2*interval*mBeaconPeriod*1024)) //us
                        break;

                if ((HW_GetNow(pdot11Obj) - eol) < (1024*1024)) //us
                        break;
#else

                if ((HW_GetNow(pdot11Obj) - eol) < (2*interval*mBeaconPeriod/10)) //10ms
                        break;

                if ((HW_GetNow(pdot11Obj) - eol) < (100)) //10ms
                        break;
#endif
                //Data life time-out
                psSignal = sigDeque(pPsQ[aid]);
                if (!psSignal)
                        break;

                PSDEBUG_V("*****Data life time-out, AID", aid);
                pfrmDesc = pfrmInfo->frmDesc;

                freeFdesc(pfrmDesc);
                pdot11Obj->ReleaseBuffer(psSignal->buf);
                freeSignal(psSignal);
        }


        if (!pPsQ[aid]->cnt)
                TimMapSet(TimBitMap, aid, FALSE);

        return;
}


void PsPolled(MacAddr_t *sta, U16 aid)
{
        Signal_t *signal;
        FrmInfo_t *pfrmInfo;
        FrmDesc_t *pfrmDesc;
        Frame_t   *frame;
        int i;
        U8 Num;

        //PSDEBUG("PsPolled");

        signal = sigDeque(pPsQ[aid]);
        if (!signal) {
                PSDEBUG("No Queue data for PS-POLL!!!");
                TimMapSet(TimBitMap, aid, FALSE);
                return;
        } else {

                PSDEBUG_V("Queue out psQ, AID ", aid);
                PSDEBUG_V("cnt ", pPsQ[aid]->cnt);
                pfrmInfo = &signal->frmInfo;
                pfrmDesc = pfrmInfo->frmDesc;

                Num = pfrmInfo->fTot;
                for (i=0; i<Num; i++) {
                        frame = &pfrmDesc->mpdu[i];
                        //PSDEBUG_V("pfrmInfo ", (U32)pfrmInfo);
                        //PSDEBUG_V("eol ", (U32)pfrmInfo->eol);
                        PSDEBUG_V("pfrmDesc ", (U32)pfrmDesc);
                        //PSDEBUG_V("frame ", (U32)frame);
                        if (!pPsQ[aid]->cnt) {
                                frame->header[1] &= ~MORE_DATA_BIT;
                                PSDEBUG("More bit 0");
                        } else {
                                frame->header[1] |= MORE_DATA_BIT;
                                PSDEBUG("More bit 1");
                        }

                        PSDEBUG_V("bodyLen ", frame->bodyLen);
                }


                if (!pdot11Obj->CheckTCBAvail(Num)) {
                        PSDEBUG("*****Fail to send out!!!");
                        PSDEBUG_V("Queue in psQ, AID", aid);
                        sigEnqueFirst(pPsQ[aid], signal);
                        return;
                } else
                        sigEnque(pTxQ, signal);
                return;
        }
}


void StaWakeup(MacAddr_t *sta)
{
        U16 aid;
        Signal_t *signal;

        aid = AIdLookup(sta);
        if ((aid == 0) || (aid > MAX_AID))
                return;

        while((signal = sigDeque(pPsQ[aid])) != NULL) {
                sigEnque(pTxQ, signal);
        }
}


void InitPMFilterQ(void)
{
        U8  i;
        static    BOOLEAN bFirstTime = TRUE;

        if (bFirstTime) {
                bFirstTime = FALSE;
                for (i=0; i < MAX_RECORD; i++) {
                        pPsQ[i] = &psQ[i];
                        initSigQue(pPsQ[i]);
                }
                pTxQ = &txQ;
                pAwakeQ = &awakeQ;
                initSigQue(pTxQ);
                initSigQue(pAwakeQ);
        } else {
                for (i=0; i < MAX_RECORD; i++)
                        FlushQ(pPsQ[i]);
                FlushQ(pTxQ);
                FlushQ(pAwakeQ);
        }

        memset(TimBitMap, 0, sizeof(TimBitMap));
}


void ConfigBcnFIFO(void)
{
        int i, j;
        BOOLEAN   bcst = FALSE;
        struct zd1205_private *macp=g_dev->priv;
        Signal_t *signal;
        U8 tim[256];
        U8 Beacon[256];
        U16 BcnIndex = 0;
        U8  Len;

        //FPRINT("ConfigBcnFIFO");

        if (mBssType == AP_BSS) {
                if (mPsStaCnt > 0) {
                        HW_SetSTA_PS(pdot11Obj, 1);
                        for (i=1; i < (MAX_AID+1); i++) {
                                AgePsQ(i);
                                if (pPsQ[i]->cnt) {
                                        TimMapSet(TimBitMap, i, TRUE);
                                        PSDEBUG_V("TimMapSet Aid", i);
                                }
                        }
                } else {
                        HW_SetSTA_PS(pdot11Obj, 0);
                        //send McQ
                        if (pPsQ[0]->cnt) {
                                while(1) {
                                        signal = sigDeque(pPsQ[0]);
                                        if (!signal)
                                                break;

                                        sigEnque(pTxQ, signal);
                                }
                        }
                }
        }

        /* make beacon frame */
        /* Frame control */
        Beacon[BcnIndex++] = 0x80;
        Beacon[BcnIndex++] = 0x00;

        /* Duration HMAC will fill this field */
        Beacon[BcnIndex++] = 0x00;
        Beacon[BcnIndex++] = 0x00;

        /* Address1 */
        Beacon[BcnIndex++] = 0xff;
        Beacon[BcnIndex++] = 0xff;
        Beacon[BcnIndex++] = 0xff;
        Beacon[BcnIndex++] = 0xff;
        Beacon[BcnIndex++] = 0xff;
        Beacon[BcnIndex++] = 0xff;

        /* Address2 */
        for (j=0; j<6; j++)
                //Beacon[BcnIndex++] = mBssId.mac[j];
                Beacon[BcnIndex++] = dot11MacAddress.mac[j];

        /* Address3 */
        for (j=0; j<6; j++)

                Beacon[BcnIndex++] = mBssId.mac[j];

        /* Sequence control   HMAC will fill this field */
        //Beacon[BcnIndex++] = 0x00;
        //Beacon[BcnIndex++] = 0x00;
        BcnIndex += 2;

        /* Timestamp    HMAC will fill this field */
        //for (j=0; j<8; j++)
        //Beacon[BcnIndex++] = 0x00;
        BcnIndex += 8;

        /* BeaconInterval */
        Beacon[BcnIndex++] = mBeaconPeriod;
        Beacon[BcnIndex++] = mBeaconPeriod >> 8;

        /* Display the Capability */
        if(pdot11Obj->dbg_cmd & DBG_CMD_BEACON)
                printk(KERN_ERR "mCap: 0x%04x\n", mCap);

        /* Capability */
        Beacon[BcnIndex++] = mCap;
        Beacon[BcnIndex++] = mCap >> 8;

        /* SSID */
        Len = eLen(&mSsid)+2;
        for (j=0; j<Len; j++)
                Beacon[BcnIndex++] = mSsid.buf[j];

        /* Supported rates */
        Len = eLen(&mBrates)+2;
        for (j=0; j<Len; j++)
                Beacon[BcnIndex++] = mBrates.buf[j];

        /* DS parameter */
        Beacon[BcnIndex++] = mPhpm.buf[0];
        Beacon[BcnIndex++] = mPhpm.buf[1];
        Beacon[BcnIndex++] = mPhpm.buf[2];

        if (mBssType == INDEPENDENT_BSS) {
                Beacon[BcnIndex++] = EID_IBPARMS;
                Beacon[BcnIndex++] = 0x2;
                Beacon[BcnIndex++] = mATIMWindow;
                Beacon[BcnIndex++] = mATIMWindow >> 8;
        }

        /* Tim */
        //if ((mDtimCount == 0) && (pPsQ[0]->cnt > 0)){ //dtim and buffer for mc
        if (mBssType == AP_BSS) {
                if ((mDtimCount == 0) && mcBuffered) {
                        bcst = TRUE;
                }

                mkTim((Element*)tim, (TrafficMap_t *)&TimBitMap, mDtimCount, mDtimPeriod, 1, MAX_AID, bcst);
                Len = tim[1]+2;
                for (j=0; j<Len; j++)
                        Beacon[BcnIndex++] = tim[j];
        }

#if defined(OFDM)
        if (mMacMode != PURE_B_MODE && mMacMode != PURE_A_MODE) {

                //ERP element

                Beacon[BcnIndex++] = mErp.buf[0];
                Beacon[BcnIndex++] = mErp.buf[1];
                Beacon[BcnIndex] = mErp.buf[2];
                /*if (pdot11Obj->bDisProtection==1)
                {//Disable protection
                  Beacon[BcnIndex] &= ~USE_PROTECTION;
                }*/
                BcnIndex++;

                //Extended supported rates
                Len = mExtRates.buf[1]+2;
                ;
                for (j=0; j<Len; j++)
                        Beacon[BcnIndex++] = mExtRates.buf[j];
        }
#endif

        //WPA IE
        /*  if ((mDynKeyMode == DYN_KEY_TKIP) || (mDynKeyMode == DYN_KEY_AES)){
                  Len = mWPAIe.buf[1]+2;
                  for (j=0; j<Len; j++)
                        Beacon[BcnIndex++] = mWPAIe.buf[j];
            }     */
        Len  = macp->cardSetting.WPAIeLen;
        if (Len) {
                memcpy(&Beacon[BcnIndex], &mWPAIe, Len);
                BcnIndex += Len;
        }

        /* CRC32 HMAC will calucate this value */
        //for (j=0; j<4; j++)
        //  Beacon[BcnIndex++] = 0x00;
        BcnIndex += 4;


        HW_SetBeaconFIFO(pdot11Obj, &Beacon[0], BcnIndex);
        memset(TimBitMap, 0, sizeof(TimBitMap));
}


void SendMcPkt(void)
{
        Signal_t *signal;

        while(pPsQ[0]->cnt > 0) {
                signal = pPsQ[0]->first;
                if (!signal)
                        break;

                signal = sigDeque(pPsQ[0]);
                //PSDEBUG("Queue in awakeQ");
                sigEnque(pAwakeQ, signal);
                //PSDEBUG_V("pAwakeQ->cnt", pAwakeQ->cnt);
        }

        if (pAwakeQ->cnt > 0) {
                mcBuffered = TRUE;
        } else
                mcBuffered = FALSE;
}


void ResetPMFilter(void)
{
        int i;

        for (i=0; i<BURST_NUM; i++)
                txRequest[i] = NULL;

        InitPMFilterQ();
}


BOOLEAN SendPkt(Signal_t* signal, FrmDesc_t *pfrmDesc, BOOLEAN bImmediate)
{
        FrmInfo_t *pfrmInfo;
        Frame_t   *frame;
        int i;
        Hash_t *pHash;
        U8  Num;

        //PSDEBUG("SendPkt");
        pfrmInfo = &signal->frmInfo;
        frame = pfrmDesc->mpdu;
        pHash = pfrmDesc->pHash;
        Num = pfrmInfo->fTot;

        if (!signal->bDataFrm) {
                //if (!pfrmDesc->bDataFrm){
                goto direct_send;
        }

        if (!isGroup(addr1(frame))) { //unicast
                PsMode dpsm;
                U16 aid;

                /* ath_desc: fix AP_BSS crash */
                if ((mBssType != AP_BSS) || (!pHash))
                        goto direct_send;

                //PsInquiry(addr1(frame), &dpsm, &aid);
                dpsm = pHash->psm;
                aid = pHash->aid;

                if ((dpsm == PSMODE_POWER_SAVE) && (aid > 0) && (aid <(MAX_AID+1))) {
                        AgePsQ(aid);

                        if (zd_CheckTotalQueCnt() > TXQ_THRESHOLD) {
                                PSDEBUG("*****Drop PS packet*****");
                                freeFdesc(pfrmDesc);
                                pdot11Obj->ReleaseBuffer(signal->buf);
                                freeSignal(signal);
                                return FALSE;
                        } else {
                                //for (i=0; i<Num; i++){
                                //  setMoreData((&pfrmDesc->mpdu[i]), 1);
                                //  pfrmDesc->mpdu[i].header[i] |= MORE_DATA_BIT;
                                //}
                                pfrmInfo->eol = HW_GetNow(pdot11Obj);   //Set timestamp

                                sigEnque(pPsQ[aid], signal);                  //Queue in PS Queue
                                PSDEBUG_V("Queue in PS Queue, AID ", aid);
                                PSDEBUG_V("cnt ", pPsQ[aid]->cnt);
                                //PSDEBUG_V("pfrmInfo ", (U32)pfrmInfo);
                                //PSDEBUG_V("eol ", (U32)pfrmInfo->eol);
                                PSDEBUG_V("pfrmDesc ", (U32)pfrmDesc);
                                //PSDEBUG_V("frame ", (U32)frame);
                                PSDEBUG_V("bodyLen ", frame->bodyLen);
                                TimMapSet(TimBitMap, aid, TRUE);
                                return FALSE;
                        }
                } else {
                        goto direct_send;
                }
        } else {   //group address
                if ((orderBit(frame) == 0) && (mPsStaCnt > 0)) {
                        if ((zd_CheckTotalQueCnt() > TXQ_THRESHOLD) || (pPsQ[0]->cnt > MCQ_THRESHOLD)) {
                                PSDEBUG("*****Drop MC packet*****");
                                freeFdesc(pfrmDesc);
                                pdot11Obj->ReleaseBuffer(signal->buf);
                                freeSignal(signal);
                                return FALSE;
                        } else {
                                for (i=0; i<Num; i++) {
                                        pfrmDesc->mpdu[i].header[i] |= MORE_DATA_BIT;
                                }

                                sigEnque(pPsQ[0], signal);  // psQ[0] is for mcQ
                                //PSDEBUG("+++++ Queue in mcQ");
                                //PSDEBUG_V("mcQ->cnt", pPsQ[0]->cnt);
                                return FALSE;
                        }
                } else {
                        goto direct_send;
                }
        }


direct_send:
        if (!bImmediate) {
                sigEnque(pTxQ, signal);
                return FALSE;
        } else {
                if (!pdot11Obj->CheckTCBAvail(Num)) {
#if 1  //727
                        /* ath_desc: fix mem leak */
                        freeFdesc(pfrmDesc);
                        pdot11Obj->ReleaseBuffer(signal->buf);
                        freeSignal(signal);
                        return TRUE;
#else

                        sigEnque(pTxQ, signal);
                        return FALSE;
#endif
                        //PSDEBUG("Queue in TxQ");
                        //PSDEBUG_V("Cnt of TxQ", pTxQ->cnt);
                }
                return TxSend(signal, pfrmDesc); //14 us
        }
}

#endif


Generated by  Doxygen 1.6.0   Back to index