diff options
Diffstat (limited to 'drivers/staging/vt6655/rxtx.c')
| -rw-r--r-- | drivers/staging/vt6655/rxtx.c | 3269 |
1 files changed, 3269 insertions, 0 deletions
diff --git a/drivers/staging/vt6655/rxtx.c b/drivers/staging/vt6655/rxtx.c new file mode 100644 index 00000000000..c8a4a5533c7 --- /dev/null +++ b/drivers/staging/vt6655/rxtx.c @@ -0,0 +1,3269 @@ +/* + * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc. + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + * + * File: rxtx.c + * + * Purpose: handle WMAC/802.3/802.11 rx & tx functions + * + * Author: Lyndon Chen + * + * Date: May 20, 2003 + * + * Functions: + * s_vGenerateTxParameter - Generate tx dma requried parameter. + * vGenerateMACHeader - Translate 802.3 to 802.11 header + * cbGetFragCount - Caculate fragement number count + * csBeacon_xmit - beacon tx function + * csMgmt_xmit - management tx function + * s_cbFillTxBufHead - fulfill tx dma buffer header + * s_uGetDataDuration - get tx data required duration + * s_uFillDataHead- fulfill tx data duration header + * s_uGetRTSCTSDuration- get rtx/cts requried duration + * s_uGetRTSCTSRsvTime- get rts/cts reserved time + * s_uGetTxRsvTime- get frame reserved time + * s_vFillCTSHead- fulfill CTS ctl header + * s_vFillFragParameter- Set fragement ctl parameter. + * s_vFillRTSHead- fulfill RTS ctl header + * s_vFillTxKey- fulfill tx encrypt key + * s_vSWencryption- Software encrypt header + * vDMA0_tx_80211- tx 802.11 frame via dma0 + * vGenerateFIFOHeader- Generate tx FIFO ctl header + * + * Revision History: + * + */ + + +#if !defined(__DEVICE_H__) +#include "device.h" +#endif +#if !defined(__RXTX_H__) +#include "rxtx.h" +#endif +#if !defined(__TETHER_H__) +#include "tether.h" +#endif +#if !defined(__CARD_H__) +#include "card.h" +#endif +#if !defined(__BSSDB_H__) +#include "bssdb.h" +#endif +#if !defined(__MAC_H__) +#include "mac.h" +#endif +#if !defined(__BASEBAND_H__) +#include "baseband.h" +#endif +#if !defined(__UMEM_H__) +#include "umem.h" +#endif +#if !defined(__MICHAEL_H__) +#include "michael.h" +#endif +#if !defined(__TKIP_H__) +#include "tkip.h" +#endif +#if !defined(__TCRC_H__) +#include "tcrc.h" +#endif +#if !defined(__WCTL_H__) +#include "wctl.h" +#endif +#if !defined(__WROUTE_H__) +#include "wroute.h" +#endif +#if !defined(__TBIT_H__) +#include "tbit.h" +#endif +#if !defined(__HOSTAP_H__) +#include "hostap.h" +#endif +#if !defined(__RF_H__) +#include "rf.h" +#endif + +/*--------------------- Static Definitions -------------------------*/ + +/*--------------------- Static Classes ----------------------------*/ + +/*--------------------- Static Variables --------------------------*/ +//static int msglevel =MSG_LEVEL_DEBUG; +static int msglevel =MSG_LEVEL_INFO; + +#define PLICE_DEBUG + + +/*--------------------- Static Functions --------------------------*/ + +/*--------------------- Static Definitions -------------------------*/ +#define CRITICAL_PACKET_LEN 256 // if packet size < 256 -> in-direct send + // packet size >= 256 -> direct send + +const WORD wTimeStampOff[2][MAX_RATE] = { + {384, 288, 226, 209, 54, 43, 37, 31, 28, 25, 24, 23}, // Long Preamble + {384, 192, 130, 113, 54, 43, 37, 31, 28, 25, 24, 23}, // Short Preamble + }; + +const WORD wFB_Opt0[2][5] = { + {RATE_12M, RATE_18M, RATE_24M, RATE_36M, RATE_48M}, // fallback_rate0 + {RATE_12M, RATE_12M, RATE_18M, RATE_24M, RATE_36M}, // fallback_rate1 + }; +const WORD wFB_Opt1[2][5] = { + {RATE_12M, RATE_18M, RATE_24M, RATE_24M, RATE_36M}, // fallback_rate0 + {RATE_6M , RATE_6M, RATE_12M, RATE_12M, RATE_18M}, // fallback_rate1 + }; + + +#define RTSDUR_BB 0 +#define RTSDUR_BA 1 +#define RTSDUR_AA 2 +#define CTSDUR_BA 3 +#define RTSDUR_BA_F0 4 +#define RTSDUR_AA_F0 5 +#define RTSDUR_BA_F1 6 +#define RTSDUR_AA_F1 7 +#define CTSDUR_BA_F0 8 +#define CTSDUR_BA_F1 9 +#define DATADUR_B 10 +#define DATADUR_A 11 +#define DATADUR_A_F0 12 +#define DATADUR_A_F1 13 + +/*--------------------- Static Functions --------------------------*/ + + + +static +VOID +s_vFillTxKey( + IN PSDevice pDevice, + IN PBYTE pbyBuf, + IN PBYTE pbyIVHead, + IN PSKeyItem pTransmitKey, + IN PBYTE pbyHdrBuf, + IN WORD wPayloadLen, + OUT PBYTE pMICHDR + ); + + + +static +VOID +s_vFillRTSHead( + IN PSDevice pDevice, + IN BYTE byPktTyp, + IN PVOID pvRTS, + IN UINT cbFrameLength, + IN BOOL bNeedAck, + IN BOOL bDisCRC, + IN PSEthernetHeader psEthHeader, + IN WORD wCurrentRate, + IN BYTE byFBOption + ); + +static +VOID +s_vGenerateTxParameter( + IN PSDevice pDevice, + IN BYTE byPktTyp, + IN PVOID pTxBufHead, + IN PVOID pvRrvTime, + IN PVOID pvRTS, + IN PVOID pvCTS, + IN UINT cbFrameSize, + IN BOOL bNeedACK, + IN UINT uDMAIdx, + IN PSEthernetHeader psEthHeader, + IN WORD wCurrentRate + ); + + + +static void s_vFillFragParameter( + IN PSDevice pDevice, + IN PBYTE pbyBuffer, + IN UINT uTxType, + IN PVOID pvtdCurr, + IN WORD wFragType, + IN UINT cbReqCount + ); + + +static +UINT +s_cbFillTxBufHead ( + IN PSDevice pDevice, + IN BYTE byPktTyp, + IN PBYTE pbyTxBufferAddr, + IN UINT cbFrameBodySize, + IN UINT uDMAIdx, + IN PSTxDesc pHeadTD, + IN PSEthernetHeader psEthHeader, + IN PBYTE pPacket, + IN BOOL bNeedEncrypt, + IN PSKeyItem pTransmitKey, + IN UINT uNodeIndex, + OUT PUINT puMACfragNum + ); + + +static +UINT +s_uFillDataHead ( + IN PSDevice pDevice, + IN BYTE byPktTyp, + IN PVOID pTxDataHead, + IN UINT cbFrameLength, + IN UINT uDMAIdx, + IN BOOL bNeedAck, + IN UINT uFragIdx, + IN UINT cbLastFragmentSize, + IN UINT uMACfragNum, + IN BYTE byFBOption, + IN WORD wCurrentRate + ); + + +/*--------------------- Export Variables --------------------------*/ + + + +static +VOID +s_vFillTxKey ( + IN PSDevice pDevice, + IN PBYTE pbyBuf, + IN PBYTE pbyIVHead, + IN PSKeyItem pTransmitKey, + IN PBYTE pbyHdrBuf, + IN WORD wPayloadLen, + OUT PBYTE pMICHDR + ) +{ + PDWORD pdwIV = (PDWORD) pbyIVHead; + PDWORD pdwExtIV = (PDWORD) ((PBYTE)pbyIVHead+4); + WORD wValue; + PS802_11Header pMACHeader = (PS802_11Header)pbyHdrBuf; + DWORD dwRevIVCounter; + BYTE byKeyIndex = 0; + + + + //Fill TXKEY + if (pTransmitKey == NULL) + return; + + dwRevIVCounter = cpu_to_le32(pDevice->dwIVCounter); + *pdwIV = pDevice->dwIVCounter; + byKeyIndex = pTransmitKey->dwKeyIndex & 0xf; + + if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) { + if (pTransmitKey->uKeyLength == WLAN_WEP232_KEYLEN ){ + MEMvCopy(pDevice->abyPRNG, (PBYTE)&(dwRevIVCounter), 3); + MEMvCopy(pDevice->abyPRNG+3, pTransmitKey->abyKey, pTransmitKey->uKeyLength); + } else { + MEMvCopy(pbyBuf, (PBYTE)&(dwRevIVCounter), 3); + MEMvCopy(pbyBuf+3, pTransmitKey->abyKey, pTransmitKey->uKeyLength); + if(pTransmitKey->uKeyLength == WLAN_WEP40_KEYLEN) { + MEMvCopy(pbyBuf+8, (PBYTE)&(dwRevIVCounter), 3); + MEMvCopy(pbyBuf+11, pTransmitKey->abyKey, pTransmitKey->uKeyLength); + } + MEMvCopy(pDevice->abyPRNG, pbyBuf, 16); + } + // Append IV after Mac Header + *pdwIV &= WEP_IV_MASK;//00000000 11111111 11111111 11111111 + *pdwIV |= (byKeyIndex << 30); + *pdwIV = cpu_to_le32(*pdwIV); + pDevice->dwIVCounter++; + if (pDevice->dwIVCounter > WEP_IV_MASK) { + pDevice->dwIVCounter = 0; + } + } else if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) { + pTransmitKey->wTSC15_0++; + if (pTransmitKey->wTSC15_0 == 0) { + pTransmitKey->dwTSC47_16++; + } + TKIPvMixKey(pTransmitKey->abyKey, pDevice->abyCurrentNetAddr, + pTransmitKey->wTSC15_0, pTransmitKey->dwTSC47_16, pDevice->abyPRNG); + MEMvCopy(pbyBuf, pDevice->abyPRNG, 16); + // Make IV + MEMvCopy(pdwIV, pDevice->abyPRNG, 3); + + *(pbyIVHead+3) = (BYTE)(((byKeyIndex << 6) & 0xc0) | 0x20); // 0x20 is ExtIV + // Append IV&ExtIV after Mac Header + *pdwExtIV = cpu_to_le32(pTransmitKey->dwTSC47_16); + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"vFillTxKey()---- pdwExtIV: %lx\n", *pdwExtIV); + + } else if (pTransmitKey->byCipherSuite == KEY_CTL_CCMP) { + pTransmitKey->wTSC15_0++; + if (pTransmitKey->wTSC15_0 == 0) { + pTransmitKey->dwTSC47_16++; + } + MEMvCopy(pbyBuf, pTransmitKey->abyKey, 16); + + // Make IV + *pdwIV = 0; + *(pbyIVHead+3) = (BYTE)(((byKeyIndex << 6) & 0xc0) | 0x20); // 0x20 is ExtIV + *pdwIV |= cpu_to_le16((WORD)(pTransmitKey->wTSC15_0)); + //Append IV&ExtIV after Mac Header + *pdwExtIV = cpu_to_le32(pTransmitKey->dwTSC47_16); + + //Fill MICHDR0 + *pMICHDR = 0x59; + *((PBYTE)(pMICHDR+1)) = 0; // TxPriority + MEMvCopy(pMICHDR+2, &(pMACHeader->abyAddr2[0]), 6); + *((PBYTE)(pMICHDR+8)) = HIBYTE(HIWORD(pTransmitKey->dwTSC47_16)); + *((PBYTE)(pMICHDR+9)) = LOBYTE(HIWORD(pTransmitKey->dwTSC47_16)); + *((PBYTE)(pMICHDR+10)) = HIBYTE(LOWORD(pTransmitKey->dwTSC47_16)); + *((PBYTE)(pMICHDR+11)) = LOBYTE(LOWORD(pTransmitKey->dwTSC47_16)); + *((PBYTE)(pMICHDR+12)) = HIBYTE(pTransmitKey->wTSC15_0); + *((PBYTE)(pMICHDR+13)) = LOBYTE(pTransmitKey->wTSC15_0); + *((PBYTE)(pMICHDR+14)) = HIBYTE(wPayloadLen); + *((PBYTE)(pMICHDR+15)) = LOBYTE(wPayloadLen); + + //Fill MICHDR1 + *((PBYTE)(pMICHDR+16)) = 0; // HLEN[15:8] + if (pDevice->bLongHeader) { + *((PBYTE)(pMICHDR+17)) = 28; // HLEN[7:0] + } else { + *((PBYTE)(pMICHDR+17)) = 22; // HLEN[7:0] + } + wValue = cpu_to_le16(pMACHeader->wFrameCtl & 0xC78F); + MEMvCopy(pMICHDR+18, (PBYTE)&wValue, 2); // MSKFRACTL + MEMvCopy(pMICHDR+20, &(pMACHeader->abyAddr1[0]), 6); + MEMvCopy(pMICHDR+26, &(pMACHeader->abyAddr2[0]), 6); + + //Fill MICHDR2 + MEMvCopy(pMICHDR+32, &(pMACHeader->abyAddr3[0]), 6); + wValue = pMACHeader->wSeqCtl; + wValue &= 0x000F; + wValue = cpu_to_le16(wValue); + MEMvCopy(pMICHDR+38, (PBYTE)&wValue, 2); // MSKSEQCTL + if (pDevice->bLongHeader) { + MEMvCopy(pMICHDR+40, &(pMACHeader->abyAddr4[0]), 6); + } + } +} + + +static +VOID +s_vSWencryption ( + IN PSDevice pDevice, + IN PSKeyItem pTransmitKey, + IN PBYTE pbyPayloadHead, + IN WORD wPayloadSize + ) +{ + UINT cbICVlen = 4; + DWORD dwICV = 0xFFFFFFFFL; + PDWORD pdwICV; + + if (pTransmitKey == NULL) + return; + + if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) { + //======================================================================= + // Append ICV after payload + dwICV = CRCdwGetCrc32Ex(pbyPayloadHead, wPayloadSize, dwICV);//ICV(Payload) + pdwICV = (PDWORD)(pbyPayloadHead + wPayloadSize); + // finally, we must invert dwCRC to get the correct answer + *pdwICV = cpu_to_le32(~dwICV); + // RC4 encryption + rc4_init(&pDevice->SBox, pDevice->abyPRNG, pTransmitKey->uKeyLength + 3); + rc4_encrypt(&pDevice->SBox, pbyPayloadHead, pbyPayloadHead, wPayloadSize+cbICVlen); + //======================================================================= + } else if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) { + //======================================================================= + //Append ICV after payload + dwICV = CRCdwGetCrc32Ex(pbyPayloadHead, wPayloadSize, dwICV);//ICV(Payload) + pdwICV = (PDWORD)(pbyPayloadHead + wPayloadSize); + // finally, we must invert dwCRC to get the correct answer + *pdwICV = cpu_to_le32(~dwICV); + // RC4 encryption + rc4_init(&pDevice->SBox, pDevice->abyPRNG, TKIP_KEY_LEN); + rc4_encrypt(&pDevice->SBox, pbyPayloadHead, pbyPayloadHead, wPayloadSize+cbICVlen); + //======================================================================= + } +} + + + + +/*byPktTyp : PK_TYPE_11A 0 + PK_TYPE_11B 1 + PK_TYPE_11GB 2 + PK_TYPE_11GA 3 +*/ +static +UINT +s_uGetTxRsvTime ( + IN PSDevice pDevice, + IN BYTE byPktTyp, + IN UINT cbFrameLength, + IN WORD wRate, + IN BOOL bNeedAck + ) +{ + UINT uDataTime, uAckTime; + + uDataTime = BBuGetFrameTime(pDevice->byPreambleType, byPktTyp, cbFrameLength, wRate); +#ifdef PLICE_DEBUG + //printk("s_uGetTxRsvTime is %d\n",uDataTime); +#endif + if (byPktTyp == PK_TYPE_11B) {//llb,CCK mode + uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktTyp, 14, (WORD)pDevice->byTopCCKBasicRate); + } else {//11g 2.4G OFDM mode & 11a 5G OFDM mode + uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktTyp, 14, (WORD)pDevice->byTopOFDMBasicRate); + } + + if (bNeedAck) { + return (uDataTime + pDevice->uSIFS + uAckTime); + } + else { + return uDataTime; + } +} + +//byFreqType: 0=>5GHZ 1=>2.4GHZ +static +UINT +s_uGetRTSCTSRsvTime ( + IN PSDevice pDevice, + IN BYTE byRTSRsvType, + IN BYTE byPktTyp, + IN UINT cbFrameLength, + IN WORD wCurrentRate + ) +{ + UINT uRrvTime , uRTSTime, uCTSTime, uAckTime, uDataTime; + + uRrvTime = uRTSTime = uCTSTime = uAckTime = uDataTime = 0; + + + uDataTime = BBuGetFrameTime(pDevice->byPreambleType, byPktTyp, cbFrameLength, wCurrentRate); + if (byRTSRsvType == 0) { //RTSTxRrvTime_bb + uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktTyp, 20, pDevice->byTopCCKBasicRate); + uCTSTime = uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktTyp, 14, pDevice->byTopCCKBasicRate); + } + else if (byRTSRsvType == 1){ //RTSTxRrvTime_ba, only in 2.4GHZ + uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktTyp, 20, pDevice->byTopCCKBasicRate); + uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktTyp, 14, pDevice->byTopCCKBasicRate); + uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktTyp, 14, pDevice->byTopOFDMBasicRate); + } + else if (byRTSRsvType == 2) { //RTSTxRrvTime_aa + uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktTyp, 20, pDevice->byTopOFDMBasicRate); + uCTSTime = uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktTyp, 14, pDevice->byTopOFDMBasicRate); + } + else if (byRTSRsvType == 3) { //CTSTxRrvTime_ba, only in 2.4GHZ + uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktTyp, 14, pDevice->byTopCCKBasicRate); + uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktTyp, 14, pDevice->byTopOFDMBasicRate); + uRrvTime = uCTSTime + uAckTime + uDataTime + 2*pDevice->uSIFS; + return uRrvTime; + } + + //RTSRrvTime + uRrvTime = uRTSTime + uCTSTime + uAckTime + uDataTime + 3*pDevice->uSIFS; + return uRrvTime; +} + +//byFreqType 0: 5GHz, 1:2.4Ghz +static +UINT +s_uGetDataDuration ( + IN PSDevice pDevice, + IN BYTE byDurType, + IN UINT cbFrameLength, + IN BYTE byPktType, + IN WORD wRate, + IN BOOL bNeedAck, + IN UINT uFragIdx, + IN UINT cbLastFragmentSize, + IN UINT uMACfragNum, + IN BYTE byFBOption + ) +{ + BOOL bLastFrag = 0; + UINT uAckTime =0, uNextPktTime = 0; + + + + if (uFragIdx == (uMACfragNum-1)) { + bLastFrag = 1; + } + + + switch (byDurType) { + + case DATADUR_B: //DATADUR_B + if (((uMACfragNum == 1)) || (bLastFrag == 1)) {//Non Frag or Last Frag + if (bNeedAck) { + uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); + return (pDevice->uSIFS + uAckTime); + } else { + return 0; + } + } + else {//First Frag or Mid Frag + if (uFragIdx == (uMACfragNum-2)) { + uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wRate, bNeedAck); + } else { + uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); + } + if (bNeedAck) { + uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); + return (pDevice->uSIFS + uAckTime + uNextPktTime); + } else { + return (pDevice->uSIFS + uNextPktTime); + } + } + break; + + case DATADUR_A: //DATADUR_A + if (((uMACfragNum==1)) || (bLastFrag==1)) {//Non Frag or Last Frag + if(bNeedAck){ + uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); + return (pDevice->uSIFS + uAckTime); + } else { + return 0; + } + } + else {//First Frag or Mid Frag + if(uFragIdx == (uMACfragNum-2)){ + uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wRate, bNeedAck); + } else { + uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); + } + if(bNeedAck){ + uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); + return (pDevice->uSIFS + uAckTime + uNextPktTime); + } else { + return (pDevice->uSIFS + uNextPktTime); + } + } + break; + + case DATADUR_A_F0: //DATADUR_A_F0 + if (((uMACfragNum==1)) || (bLastFrag==1)) {//Non Frag or Last Frag + if(bNeedAck){ + uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); + return (pDevice->uSIFS + uAckTime); + } else { + return 0; + } + } + else { //First Frag or Mid Frag + if (byFBOption == AUTO_FB_0) { + if (wRate < RATE_18M) + wRate = RATE_18M; + else if (wRate > RATE_54M) + wRate = RATE_54M; + + if(uFragIdx == (uMACfragNum-2)){ + uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck); + } else { + uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck); + } + } else { // (byFBOption == AUTO_FB_1) + if (wRate < RATE_18M) + wRate = RATE_18M; + else if (wRate > RATE_54M) + wRate = RATE_54M; + + if(uFragIdx == (uMACfragNum-2)){ + uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck); + } else { + uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck); + } + } + + if(bNeedAck){ + uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); + return (pDevice->uSIFS + uAckTime + uNextPktTime); + } else { + return (pDevice->uSIFS + uNextPktTime); + } + } + break; + + case DATADUR_A_F1: //DATADUR_A_F1 + if (((uMACfragNum==1)) || (bLastFrag==1)) {//Non Frag or Last Frag + if(bNeedAck){ + uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); + return (pDevice->uSIFS + uAckTime); + } else { + return 0; + } + } + else { //First Frag or Mid Frag + if (byFBOption == AUTO_FB_0) { + if (wRate < RATE_18M) + wRate = RATE_18M; + else if (wRate > RATE_54M) + wRate = RATE_54M; + + if(uFragIdx == (uMACfragNum-2)){ + uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck); + } else { + uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck); + } + + } else { // (byFBOption == AUTO_FB_1) + if (wRate < RATE_18M) + wRate = RATE_18M; + else if (wRate > RATE_54M) + wRate = RATE_54M; + + if(uFragIdx == (uMACfragNum-2)){ + uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck); + } else { + uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck); + } + } + if(bNeedAck){ + uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); + return (pDevice->uSIFS + uAckTime + uNextPktTime); + } else { + return (pDevice->uSIFS + uNextPktTime); + } + } + break; + + default: + break; + } + + ASSERT(FALSE); + return 0; +} + + +//byFreqType: 0=>5GHZ 1=>2.4GHZ +static +UINT +s_uGetRTSCTSDuration ( + IN PSDevice pDevice, + IN BYTE byDurType, + IN UINT cbFrameLength, + IN BYTE byPktType, + IN WORD wRate, + IN BOOL bNeedAck, + IN BYTE byFBOption + ) +{ + UINT uCTSTime = 0, uDurTime = 0; + + + switch (byDurType) { + + case RTSDUR_BB: //RTSDuration_bb + uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); + uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); + break; + + case RTSDUR_BA: //RTSDuration_ba + uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); + uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); + break; + + case RTSDUR_AA: //RTSDuration_aa + uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); + uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); + break; + + case CTSDUR_BA: //CTSDuration_ba + uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); + break; + + case RTSDUR_BA_F0: //RTSDuration_ba_f0 + uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); + if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { + uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck); + } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { + uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck); + } + break; + + case RTSDUR_AA_F0: //RTSDuration_aa_f0 + uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); + if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { + uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck); + } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { + uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck); + } + break; + + case RTSDUR_BA_F1: //RTSDuration_ba_f1 + uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); + if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { + uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck); + } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { + uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck); + } + break; + + case RTSDUR_AA_F1: //RTSDuration_aa_f1 + uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); + if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { + uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck); + } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { + uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck); + } + break; + + case CTSDUR_BA_F0: //CTSDuration_ba_f0 + if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { + uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck); + } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { + uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck); + } + break; + + case CTSDUR_BA_F1: //CTSDuration_ba_f1 + if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { + uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck); + } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { + uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck); + } + break; + + default: + break; + } + + return uDurTime; + +} + + + +static +UINT +s_uFillDataHead ( + IN PSDevice pDevice, + IN BYTE byPktTyp, + IN PVOID pTxDataHead, + IN UINT cbFrameLength, + IN UINT uDMAIdx, + IN BOOL bNeedAck, + IN UINT uFragIdx, + IN UINT cbLastFragmentSize, + IN UINT uMACfragNum, + IN BYTE byFBOption, + IN WORD wCurrentRate + ) +{ + WORD wLen = 0x0000; + + if (pTxDataHead == NULL) { + return 0; + } + + if (byPktTyp == PK_TYPE_11GB || byPktTyp == PK_TYPE_11GA) { + if (byFBOption == AUTO_FB_NONE) { + PSTxDataHead_g pBuf = (PSTxDataHead_g)pTxDataHead; + //Get SignalField,ServiceField,Length + BBvCaculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktTyp, + (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_a), (PBYTE)&(pBuf->bySignalField_a) + ); + pBuf->wTransmitLength_a = cpu_to_le16(wLen); + BBvCaculateParameter(pDevice, cbFrameLength, pDevice->byTopCCKBasicRate, PK_TYPE_11B, + (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b) + ); + pBuf->wTransmitLength_b = cpu_to_le16(wLen); + //Get Duration and TimeStamp + pBuf->wDuration_a = cpu_to_le16((WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, + byPktTyp, wCurrentRate, bNeedAck, uFragIdx, + cbLastFragmentSize, uMACfragNum, + byFBOption)); //1: 2.4GHz + pBuf->wDuration_b = cpu_to_le16((WORD)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameLength, + PK_TYPE_11B, pDevice->byTopCCKBasicRate, + bNeedAck, uFragIdx, cbLastFragmentSize, + uMACfragNum, byFBOption)); //1: 2.4 + + pBuf->wTimeStampOff_a = cpu_to_le16(wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE]); + pBuf->wTimeStampOff_b = cpu_to_le16(wTimeStampOff[pDevice->byPreambleType%2][pDevice->byTopCCKBasicRate%MAX_RATE]); + + return (pBuf->wDuration_a); + } else { + // Auto Fallback + PSTxDataHead_g_FB pBuf = (PSTxDataHead_g_FB)pTxDataHead; + //Get SignalField,ServiceField,Length + BBvCaculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktTyp, + (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_a), (PBYTE)&(pBuf->bySignalField_a) + ); + pBuf->wTransmitLength_a = cpu_to_le16(wLen); + BBvCaculateParameter(pDevice, cbFrameLength, pDevice->byTopCCKBasicRate, PK_TYPE_11B, + (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b) + ); + pBuf->wTransmitLength_b = cpu_to_le16(wLen); + //Get Duration and TimeStamp + pBuf->wDuration_a = cpu_to_le16((WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktTyp, + wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption)); //1: 2.4GHz + pBuf->wDuration_b = cpu_to_le16((WORD)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameLength, PK_TYPE_11B, + pDevice->byTopCCKBasicRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption)); //1: 2.4GHz + pBuf->wDuration_a_f0 = cpu_to_le16((WORD)s_uGetDataDuration(pDevice, DATADUR_A_F0, cbFrameLength, byPktTyp, + wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption)); //1: 2.4GHz + pBuf->wDuration_a_f1 = cpu_to_le16((WORD)s_uGetDataDuration(pDevice, DATADUR_A_F1, cbFrameLength, byPktTyp, + wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption)); //1: 2.4GHz + + pBuf->wTimeStampOff_a = cpu_to_le16(wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE]); + pBuf->wTimeStampOff_b = cpu_to_le16(wTimeStampOff[pDevice->byPreambleType%2][pDevice->byTopCCKBasicRate%MAX_RATE]); + + return (pBuf->wDuration_a); + } //if (byFBOption == AUTO_FB_NONE) + } + else if (byPktTyp == PK_TYPE_11A) { + if ((byFBOption != AUTO_FB_NONE)) { + // Auto Fallback + PSTxDataHead_a_FB pBuf = (PSTxDataHead_a_FB)pTxDataHead; + //Get SignalField,ServiceField,Length + BBvCaculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktTyp, + (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField) + ); + pBuf->wTransmitLength = cpu_to_le16(wLen); + //Get Duration and TimeStampOff + + pBuf->wDuration = cpu_to_le16((WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktTyp, + wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption)); //0: 5GHz + pBuf->wDuration_f0 = cpu_to_le16((WORD)s_uGetDataDuration(pDevice, DATADUR_A_F0, cbFrameLength, byPktTyp, + wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption)); //0: 5GHz + pBuf->wDuration_f1 = cpu_to_le16((WORD)s_uGetDataDuration(pDevice, DATADUR_A_F1, cbFrameLength, byPktTyp, + wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption)); //0: 5GHz + pBuf->wTimeStampOff = cpu_to_le16(wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE]); + return (pBuf->wDuration); + } else { + PSTxDataHead_ab pBuf = (PSTxDataHead_ab)pTxDataHead; + //Get SignalField,ServiceField,Length + BBvCaculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktTyp, + (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField) + ); + pBuf->wTransmitLength = cpu_to_le16(wLen); + //Get Duration and TimeStampOff + + pBuf->wDuration = cpu_to_le16((WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktTyp, + wCurrentRate, bNeedAck, uFragIdx, + cbLastFragmentSize, uMACfragNum, + byFBOption)); + + pBuf->wTimeStampOff = cpu_to_le16(wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE]); + return (pBuf->wDuration); + } + } + else { + PSTxDataHead_ab pBuf = (PSTxDataHead_ab)pTxDataHead; + //Get SignalField,ServiceField,Length + BBvCaculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktTyp, + (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField) + ); + pBuf->wTransmitLength = cpu_to_le16(wLen); + //Get Duration and TimeStampOff + pBuf->wDuration = cpu_to_le16((WORD)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameLength, byPktTyp, + wCurrentRate, bNeedAck, uFragIdx, + cbLastFragmentSize, uMACfragNum, + byFBOption)); + pBuf->wTimeStampOff = cpu_to_le16(wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE]); + return (pBuf->wDuration); + } + return 0; +} + + +static +VOID +s_vFillRTSHead ( + IN PSDevice pDevice, + IN BYTE byPktTyp, + IN PVOID pvRTS, + IN UINT cbFrameLength, + IN BOOL bNeedAck, + IN BOOL bDisCRC, + IN PSEthernetHeader psEthHeader, + IN WORD wCurrentRate, + IN BYTE byFBOption + ) +{ + UINT uRTSFrameLen = 20; + WORD wLen = 0x0000; + + // dummy code, only to avoid compiler warning message + UNREFERENCED_PARAMETER(bNeedAck); + + if (pvRTS == NULL) + return; + + if (bDisCRC) { + // When CRCDIS bit is on, H/W forgot to generate FCS for RTS frame, + // in this case we need to decrease its length by 4. + uRTSFrameLen -= 4; + } + + // Note: So far RTSHead dosen't appear in ATIM & Beacom DMA, so we don't need to take them into account. + // Otherwise, we need to modified codes for them. + if (byPktTyp == PK_TYPE_11GB || byPktTyp == PK_TYPE_11GA) { + if (byFBOption == AUTO_FB_NONE) { + PSRTS_g pBuf = (PSRTS_g)pvRTS; + //Get SignalField,ServiceField,Length + BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B, + (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b) + ); + pBuf->wTransmitLength_b = cpu_to_le16(wLen); + BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktTyp, + (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_a), (PBYTE)&(pBuf->bySignalField_a) + ); + pBuf->wTransmitLength_a = cpu_to_le16(wLen); + //Get Duration + pBuf->wDuration_bb = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_BB, cbFrameLength, PK_TYPE_11B, pDevice->byTopCCKBasicRate, bNeedAck, byFBOption)); //0:RTSDuration_bb, 1:2.4G, 1:CCKData + pBuf->wDuration_aa = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktTyp, wCurrentRate, bNeedAck, byFBOption)); //2:RTSDuration_aa, 1:2.4G, 2,3: 2.4G OFDMData + pBuf->wDuration_ba = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_BA, cbFrameLength, byPktTyp, wCurrentRate, bNeedAck, byFBOption)); //1:RTSDuration_ba, 1:2.4G, 2,3:2.4G OFDM Data + + pBuf->Data.wDurationID = pBuf->wDuration_aa; + //Get RTS Frame body + pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4 + if ((pDevice->eOPMode == OP_MODE_ADHOC) || + (pDevice->eOPMode == OP_MODE_AP)) { + MEMvCopy(&(pBuf->Data.abyRA[0]), &(psEthHeader->abyDstAddr[0]), U_ETHER_ADDR_LEN); + } + else { + MEMvCopy(&(pBuf->Data.abyRA[0]), &(pDevice->abyBSSID[0]), U_ETHER_ADDR_LEN); + } + if (pDevice->eOPMode == OP_MODE_AP) { + MEMvCopy(&(pBuf->Data.abyTA[0]), &(pDevice->abyBSSID[0]), U_ETHER_ADDR_LEN); + } + else { + MEMvCopy(&(pBuf->Data.abyTA[0]), &(psEthHeader->abySrcAddr[0]), U_ETHER_ADDR_LEN); + } + } + else { + PSRTS_g_FB pBuf = (PSRTS_g_FB)pvRTS; + //Get SignalField,ServiceField,Length + BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B, + (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b) + ); + pBuf->wTransmitLength_b = cpu_to_le16(wLen); + BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktTyp, + (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_a), (PBYTE)&(pBuf->bySignalField_a) + ); + pBuf->wTransmitLength_a = cpu_to_le16(wLen); + + //Get Duration + pBuf->wDuration_bb = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_BB, cbFrameLength, PK_TYPE_11B, pDevice->byTopCCKBasicRate, bNeedAck, byFBOption)); //0:RTSDuration_bb, 1:2.4G, 1:CCKData + pBuf->wDuration_aa = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktTyp, wCurrentRate, bNeedAck, byFBOption)); //2:RTSDuration_aa, 1:2.4G, 2,3:2.4G OFDMData + pBuf->wDuration_ba = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_BA, cbFrameLength, byPktTyp, wCurrentRate, bNeedAck, byFBOption)); //1:RTSDuration_ba, 1:2.4G, 2,3:2.4G OFDMData + pBuf->wRTSDuration_ba_f0 = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_BA_F0, cbFrameLength, byPktTyp, wCurrentRate, bNeedAck, byFBOption)); //4:wRTSDuration_ba_f0, 1:2.4G, 1:CCKData + pBuf->wRTSDuration_aa_f0 = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA_F0, cbFrameLength, byPktTyp, wCurrentRate, bNeedAck, byFBOption)); //5:wRTSDuration_aa_f0, 1:2.4G, 1:CCKData + pBuf->wRTSDuration_ba_f1 = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_BA_F1, cbFrameLength, byPktTyp, wCurrentRate, bNeedAck, byFBOption)); //6:wRTSDuration_ba_f1, 1:2.4G, 1:CCKData + pBuf->wRTSDuration_aa_f1 = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA_F1, cbFrameLength, byPktTyp, wCurrentRate, bNeedAck, byFBOption)); //7:wRTSDuration_aa_f1, 1:2.4G, 1:CCKData + pBuf->Data.wDurationID = pBuf->wDuration_aa; + //Get RTS Frame body + pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4 + + if ((pDevice->eOPMode == OP_MODE_ADHOC) || + (pDevice->eOPMode == OP_MODE_AP)) { + MEMvCopy(&(pBuf->Data.abyRA[0]), &(psEthHeader->abyDstAddr[0]), U_ETHER_ADDR_LEN); + } + else { + MEMvCopy(&(pBuf->Data.abyRA[0]), &(pDevice->abyBSSID[0]), U_ETHER_ADDR_LEN); + } + + if (pDevice->eOPMode == OP_MODE_AP) { + MEMvCopy(&(pBuf->Data.abyTA[0]), &(pDevice->abyBSSID[0]), U_ETHER_ADDR_LEN); + } + else { + MEMvCopy(&(pBuf->Data.abyTA[0]), &(psEthHeader->abySrcAddr[0]), U_ETHER_ADDR_LEN); + } + + } // if (byFBOption == AUTO_FB_NONE) + } + else if (byPktTyp == PK_TYPE_11A) { + if (byFBOption == AUTO_FB_NONE) { + PSRTS_ab pBuf = (PSRTS_ab)pvRTS; + //Get SignalField,ServiceField,Length + BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktTyp, + (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField) + ); + pBuf->wTransmitLength = cpu_to_le16(wLen); + //Get Duration + pBuf->wDuration = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktTyp, wCurrentRate, bNeedAck, byFBOption)); //0:RTSDuration_aa, 0:5G, 0: 5G OFDMData + pBuf->Data.wDurationID = pBuf->wDuration; + //Get RTS Frame body + pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4 + + if ((pDevice->eOPMode == OP_MODE_ADHOC) || + (pDevice->eOPMode == OP_MODE_AP)) { + MEMvCopy(&(pBuf->Data.abyRA[0]), &(psEthHeader->abyDstAddr[0]), U_ETHER_ADDR_LEN); + } + else { + MEMvCopy(&(pBuf->Data.abyRA[0]), &(pDevice->abyBSSID[0]), U_ETHER_ADDR_LEN); + } + + if (pDevice->eOPMode == OP_MODE_AP) { + MEMvCopy(&(pBuf->Data.abyTA[0]), &(pDevice->abyBSSID[0]), U_ETHER_ADDR_LEN); + } + else { + MEMvCopy(&(pBuf->Data.abyTA[0]), &(psEthHeader->abySrcAddr[0]), U_ETHER_ADDR_LEN); + } + + } + else { + PSRTS_a_FB pBuf = (PSRTS_a_FB)pvRTS; + //Get SignalField,ServiceField,Length + BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktTyp, + (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField) + ); + pBuf->wTransmitLength = cpu_to_le16(wLen); + //Get Duration + pBuf->wDuration = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktTyp, wCurrentRate, bNeedAck, byFBOption)); //0:RTSDuration_aa, 0:5G, 0: 5G OFDMData + pBuf->wRTSDuration_f0 = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA_F0, cbFrameLength, byPktTyp, wCurrentRate, bNeedAck, byFBOption)); //5:RTSDuration_aa_f0, 0:5G, 0: 5G OFDMData + pBuf->wRTSDuration_f1 = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA_F1, cbFrameLength, byPktTyp, wCurrentRate, bNeedAck, byFBOption)); //7:RTSDuration_aa_f1, 0:5G, 0: + pBuf->Data.wDurationID = pBuf->wDuration; + //Get RTS Frame body + pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4 + + if ((pDevice->eOPMode == OP_MODE_ADHOC) || + (pDevice->eOPMode == OP_MODE_AP)) { + MEMvCopy(&(pBuf->Data.abyRA[0]), &(psEthHeader->abyDstAddr[0]), U_ETHER_ADDR_LEN); + } + else { + MEMvCopy(&(pBuf->Data.abyRA[0]), &(pDevice->abyBSSID[0]), U_ETHER_ADDR_LEN); + } + if (pDevice->eOPMode == OP_MODE_AP) { + MEMvCopy(&(pBuf->Data.abyTA[0]), &(pDevice->abyBSSID[0]), U_ETHER_ADDR_LEN); + } + else { + MEMvCopy(&(pBuf->Data.abyTA[0]), &(psEthHeader->abySrcAddr[0]), U_ETHER_ADDR_LEN); + } + } + } + else if (byPktTyp == PK_TYPE_11B) { + PSRTS_ab pBuf = (PSRTS_ab)pvRTS; + //Get SignalField,ServiceField,Length + BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B, + (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField) + ); + pBuf->wTransmitLength = cpu_to_le16(wLen); + //Get Duration + pBuf->wDuration = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_BB, cbFrameLength, byPktTyp, wCurrentRate, bNeedAck, byFBOption)); //0:RTSDuration_bb, 1:2.4G, 1:CCKData + pBuf->Data.wDurationID = pBuf->wDuration; + //Get RTS Frame body + pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4 + + + if ((pDevice->eOPMode == OP_MODE_ADHOC) || + (pDevice->eOPMode == OP_MODE_AP)) { + MEMvCopy(&(pBuf->Data.abyRA[0]), &(psEthHeader->abyDstAddr[0]), U_ETHER_ADDR_LEN); + } + else { + MEMvCopy(&(pBuf->Data.abyRA[0]), &(pDevice->abyBSSID[0]), U_ETHER_ADDR_LEN); + } + + if (pDevice->eOPMode == OP_MODE_AP) { + MEMvCopy(&(pBuf->Data.abyTA[0]), &(pDevice->abyBSSID[0]), U_ETHER_ADDR_LEN); + } + else { + MEMvCopy(&(pBuf->Data.abyTA[0]), &(psEthHeader->abySrcAddr[0]), U_ETHER_ADDR_LEN); + } + } +} + +static +VOID +s_vFillCTSHead ( + IN PSDevice pDevice, + IN UINT uDMAIdx, + IN BYTE byPktTyp, + IN PVOID pvCTS, + IN UINT cbFrameLength, + IN BOOL bNeedAck, + IN BOOL bDisCRC, + IN WORD wCurrentRate, + IN BYTE byFBOption + ) +{ + UINT uCTSFrameLen = 14; + WORD wLen = 0x0000; + + if (pvCTS == NULL) { + return; + } + + if (bDisCRC) { + // When CRCDIS bit is on, H/W forgot to generate FCS for CTS frame, + // in this case we need to decrease its length by 4. + uCTSFrameLen -= 4; + } + + if (byPktTyp == PK_TYPE_11GB || byPktTyp == PK_TYPE_11GA) { + if (byFBOption != AUTO_FB_NONE && uDMAIdx != TYPE_ATIMDMA && uDMAIdx != TYPE_BEACONDMA) { + // Auto Fall back + PSCTS_FB pBuf = (PSCTS_FB)pvCTS; + //Get SignalField,ServiceField,Length + BBvCaculateParameter(pDevice, uCTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B, + (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b) + ); + + + pBuf->wTransmitLength_b = cpu_to_le16(wLen); + + pBuf->wDuration_ba = (WORD)s_uGetRTSCTSDuration(pDevice, CTSDUR_BA, cbFrameLength, byPktTyp, wCurrentRate, bNeedAck, byFBOption); //3:CTSDuration_ba, 1:2.4G, 2,3:2.4G OFDM Data + pBuf->wDuration_ba += pDevice->wCTSDuration; + pBuf->wDuration_ba = cpu_to_le16(pBuf->wDuration_ba); + //Get CTSDuration_ba_f0 + pBuf->wCTSDuration_ba_f0 = (WORD)s_uGetRTSCTSDuration(pDevice, CTSDUR_BA_F0, cbFrameLength, byPktTyp, wCurrentRate, bNeedAck, byFBOption); //8:CTSDuration_ba_f0, 1:2.4G, 2,3:2.4G OFDM Data + pBuf->wCTSDuration_ba_f0 += pDevice->wCTSDuration; + pBuf->wCTSDuration_ba_f0 = cpu_to_le16(pBuf->wCTSDuration_ba_f0); + //Get CTSDuration_ba_f1 + pBuf->wCTSDuration_ba_f1 = (WORD)s_uGetRTSCTSDuration(pDevice, CTSDUR_BA_F1, cbFrameLength, byPktTyp, wCurrentRate, bNeedAck, byFBOption); //9:CTSDuration_ba_f1, 1:2.4G, 2,3:2.4G OFDM Data + pBuf->wCTSDuration_ba_f1 += pDevice->wCTSDuration; + pBuf->wCTSDuration_ba_f1 = cpu_to_le16(pBuf->wCTSDuration_ba_f1); + //Get CTS Frame body + pBuf->Data.wDurationID = pBuf->wDuration_ba; + pBuf->Data.wFrameControl = TYPE_CTL_CTS;//0x00C4 + pBuf->Data.wReserved = 0x0000; + MEMvCopy(&(pBuf->Data.abyRA[0]), &(pDevice->abyCurrentNetAddr[0]), U_ETHER_ADDR_LEN); + + } else { //if (byFBOption != AUTO_FB_NONE && uDMAIdx != TYPE_ATIMDMA && uDMAIdx != TYPE_BEACONDMA) + PSCTS pBuf = (PSCTS)pvCTS; + //Get SignalField,ServiceField,Length + BBvCaculateParameter(pDevice, uCTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B, + (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b) + ); + pBuf->wTransmitLength_b = cpu_to_le16(wLen); + //Get CTSDuration_ba + pBuf->wDuration_ba = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, CTSDUR_BA, cbFrameLength, byPktTyp, wCurrentRate, bNeedAck, byFBOption)); //3:CTSDuration_ba, 1:2.4G, 2,3:2.4G OFDM Data + pBuf->wDuration_ba += pDevice->wCTSDuration; + pBuf->wDuration_ba = cpu_to_le16(pBuf->wDuration_ba); + + //Get CTS Frame body + pBuf->Data.wDurationID = pBuf->wDuration_ba; + pBuf->Data.wFrameControl = TYPE_CTL_CTS;//0x00C4 + pBuf->Data.wReserved = 0x0000; + MEMvCopy(&(pBuf->Data.abyRA[0]), &(pDevice->abyCurrentNetAddr[0]), U_ETHER_ADDR_LEN); + } + } +} + + + + + + +/*+ + * + * Description: + * Generate FIFO control for MAC & Baseband controller + * + * Parameters: + * In: + * pDevice - Pointer to adpater + * pTxDataHead - Transmit Data Buffer + * pTxBufHead - pTxBufHead + * pvRrvTime - pvRrvTime + * pvRTS - RTS Buffer + * pCTS - CTS Buffer + * cbFrameSize - Transmit Data Length (Hdr+Payload+FCS) + * bNeedACK - If need ACK + * uDescIdx - Desc Index + * Out: + * none + * + * Return Value: none + * +-*/ +// UINT cbFrameSize,//Hdr+Payload+FCS +static +VOID +s_vGenerateTxParameter ( + IN PSDevice pDevice, + IN BYTE byPktTyp, + IN PVOID pTxBufHead, + IN PVOID pvRrvTime, + IN PVOID pvRTS, + IN PVOID pvCTS, + IN UINT cbFrameSize, + IN BOOL bNeedACK, + IN UINT uDMAIdx, + IN PSEthernetHeader psEthHeader, + IN WORD wCurrentRate + ) +{ + UINT cbMACHdLen = WLAN_HDR_ADDR3_LEN; //24 + WORD wFifoCtl; + BOOL bDisCRC = FALSE; + BYTE byFBOption = AUTO_FB_NONE; +// WORD wCurrentRate = pDevice->wCurrentRate; + + //DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"s_vGenerateTxParameter...\n"); + PSTxBufHead pFifoHead = (PSTxBufHead)pTxBufHead; + pFifoHead->wReserved = wCurrentRate; + wFifoCtl = pFifoHead->wFIFOCtl; + + if (wFifoCtl & FIFOCTL_CRCDIS) { + bDisCRC = TRUE; + } + + if (wFifoCtl & FIFOCTL_AUTO_FB_0) { + byFBOption = AUTO_FB_0; + } + else if (wFifoCtl & FIFOCTL_AUTO_FB_1) { + byFBOption = AUTO_FB_1; + } + + if (pDevice->bLongHeader) + cbMACHdLen = WLAN_HDR_ADDR3_LEN + 6; + + if (byPktTyp == PK_TYPE_11GB || byPktTyp == PK_TYPE_11GA) { + + if (pvRTS != NULL) { //RTS_need + //Fill RsvTime + if (pvRrvTime) { + PSRrvTime_gRTS pBuf = (PSRrvTime_gRTS)pvRrvTime; + pBuf->wRTSTxRrvTime_aa = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 2, byPktTyp, cbFrameSize, wCurrentRate));//2:RTSTxRrvTime_aa, 1:2.4GHz + pBuf->wRTSTxRrvTime_ba = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 1, byPktTyp, cbFrameSize, wCurrentRate));//1:RTSTxRrvTime_ba, 1:2.4GHz + pBuf->wRTSTxRrvTime_bb = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 0, byPktTyp, cbFrameSize, wCurrentRate));//0:RTSTxRrvTime_bb, 1:2.4GHz + pBuf->wTxRrvTime_a = cpu_to_le16((WORD) s_uGetTxRsvTime(pDevice, byPktTyp, cbFrameSize, wCurrentRate, bNeedACK));//2.4G OFDM + pBuf->wTxRrvTime_b = cpu_to_le16((WORD) s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, pDevice->byTopCCKBasicRate, bNeedACK));//1:CCK + } + //Fill RTS + s_vFillRTSHead(pDevice, byPktTyp, pvRTS, cbFrameSize, bNeedACK, bDisCRC, psEthHeader, wCurrentRate, byFBOption); + } + else {//RTS_needless, PCF mode + + //Fill RsvTime + if (pvRrvTime) { + PSRrvTime_gCTS pBuf = (PSRrvTime_gCTS)pvRrvTime; + pBuf->wTxRrvTime_a = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, byPktTyp, cbFrameSize, wCurrentRate, bNeedACK));//2.4G OFDM + pBuf->wTxRrvTime_b = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, pDevice->byTopCCKBasicRate, bNeedACK));//1:CCK + pBuf->wCTSTxRrvTime_ba = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 3, byPktTyp, cbFrameSize, wCurrentRate));//3:CTSTxRrvTime_Ba, 1:2.4GHz + } + + + //Fill CTS + s_vFillCTSHead(pDevice, uDMAIdx, byPktTyp, pvCTS, cbFrameSize, bNeedACK, bDisCRC, wCurrentRate, byFBOption); + } + } + else if (byPktTyp == PK_TYPE_11A) { + + if (pvRTS != NULL) {//RTS_need, non PCF mode + //Fill RsvTime + if (pvRrvTime) { + PSRrvTime_ab pBuf = (PSRrvTime_ab)pvRrvTime; + pBuf->wRTSTxRrvTime = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 2, byPktTyp, cbFrameSize, wCurrentRate));//2:RTSTxRrvTime_aa, 0:5GHz + pBuf->wTxRrvTime = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, byPktTyp, cbFrameSize, wCurrentRate, bNeedACK));//0:OFDM + } + //Fill RTS + s_vFillRTSHead(pDevice, byPktTyp, pvRTS, cbFrameSize, bNeedACK, bDisCRC, psEthHeader, wCurrentRate, byFBOption); + } + else if (pvRTS == NULL) {//RTS_needless, non PCF mode + //Fill RsvTime + if (pvRrvTime) { + PSRrvTime_ab pBuf = (PSRrvTime_ab)pvRrvTime; + pBuf->wTxRrvTime = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, PK_TYPE_11A, cbFrameSize, wCurrentRate, bNeedACK)); //0:OFDM + } + } + } + else if (byPktTyp == PK_TYPE_11B) { + + if ((pvRTS != NULL)) {//RTS_need, non PCF mode + //Fill RsvTime + if (pvRrvTime) { + PSRrvTime_ab pBuf = (PSRrvTime_ab)pvRrvTime; + pBuf->wRTSTxRrvTime = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 0, byPktTyp, cbFrameSize, wCurrentRate));//0:RTSTxRrvTime_bb, 1:2.4GHz + pBuf->wTxRrvTime = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, wCurrentRate, bNeedACK));//1:CCK + } + //Fill RTS + s_vFillRTSHead(pDevice, byPktTyp, pvRTS, cbFrameSize, bNeedACK, bDisCRC, psEthHeader, wCurrentRate, byFBOption); + } + else { //RTS_needless, non PCF mode + //Fill RsvTime + if (pvRrvTime) { + PSRrvTime_ab pBuf = (PSRrvTime_ab)pvRrvTime; + pBuf->wTxRrvTime = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, wCurrentRate, bNeedACK)); //1:CCK + } + } + } + //DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"s_vGenerateTxParameter END.\n"); +} +/* + PBYTE pbyBuffer,//point to pTxBufHead + WORD wFragType,//00:Non-Frag, 01:Start, 02:Mid, 03:Last + UINT cbFragmentSize,//Hdr+payoad+FCS +*/ +static +VOID +s_vFillFragParameter( + IN PSDevice pDevice, + IN PBYTE pbyBuffer, + IN UINT uTxType, + IN PVOID pvtdCurr, + IN WORD wFragType, + IN UINT cbReqCount + ) +{ + PSTxBufHead pTxBufHead = (PSTxBufHead) pbyBuffer; + //DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"s_vFillFragParameter...\n"); + + if (uTxType == TYPE_SYNCDMA) { + //PSTxSyncDesc ptdCurr = (PSTxSyncDesc)s_pvGetTxDescHead(pDevice, uTxType, uCurIdx); + PSTxSyncDesc ptdCurr = (PSTxSyncDesc)pvtdCurr; + + //Set FIFOCtl & TimeStamp in TxSyncDesc + ptdCurr->m_wFIFOCtl = pTxBufHead->wFIFOCtl; + ptdCurr->m_wTimeStamp = pTxBufHead->wTimeStamp; + //Set TSR1 & ReqCount in TxDescHead + ptdCurr->m_td1TD1.wReqCount = cpu_to_le16((WORD)(cbReqCount)); + if (wFragType == FRAGCTL_ENDFRAG) { //Last Fragmentation + ptdCurr->m_td1TD1.byTCR |= (TCR_STP | TCR_EDP | EDMSDU); + } + else { + ptdCurr->m_td1TD1.byTCR |= (TCR_STP | TCR_EDP); + } + } + else { + //PSTxDesc ptdCurr = (PSTxDesc)s_pvGetTxDescHead(pDevice, uTxType, uCurIdx); + PSTxDesc ptdCurr = (PSTxDesc)pvtdCurr; + //Set TSR1 & ReqCount in TxDescHead + ptdCurr->m_td1TD1.wReqCount = cpu_to_le16((WORD)(cbReqCount)); + if (wFragType == FRAGCTL_ENDFRAG) { //Last Fragmentation + ptdCurr->m_td1TD1.byTCR |= (TCR_STP | TCR_EDP | EDMSDU); + } + else { + ptdCurr->m_td1TD1.byTCR |= (TCR_STP | TCR_EDP); + } + } + + pTxBufHead->wFragCtl |= (WORD)wFragType;//0x0001; //0000 0000 0000 0001 + + //DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"s_vFillFragParameter END\n"); +} + +static +UINT +s_cbFillTxBufHead ( + IN PSDevice pDevice, + IN BYTE byPktTyp, + IN PBYTE pbyTxBufferAddr, + IN UINT cbFrameBodySize, + IN UINT uDMAIdx, + IN PSTxDesc pHeadTD, + IN PSEthernetHeader psEthHeader, + IN PBYTE pPacket, + IN BOOL bNeedEncrypt, + IN PSKeyItem pTransmitKey, + IN UINT uNodeIndex, + OUT PUINT puMACfragNum + ) +{ + UINT cbMACHdLen; + UINT cbFrameSize; + UINT cbFragmentSize; //Hdr+(IV)+payoad+(MIC)+(ICV)+FCS + UINT cbFragPayloadSize; + UINT cbLastFragmentSize; //Hdr+(IV)+payoad+(MIC)+(ICV)+FCS + UINT cbLastFragPayloadSize; + UINT uFragIdx; + PBYTE pbyPayloadHead; + PBYTE pbyIVHead; + PBYTE pbyMacHdr; + WORD wFragType; //00:Non-Frag, 01:Start, 10:Mid, 11:Last + UINT uDuration; + PBYTE pbyBuffer; +// UINT uKeyEntryIdx = NUM_KEY_ENTRY+1; +// BYTE byKeySel = 0xFF; + UINT cbIVlen = 0; + UINT cbICVlen = 0; + UINT cbMIClen = 0; + UINT cbFCSlen = 4; + UINT cb802_1_H_len = 0; + UINT uLength = 0; + UINT uTmpLen = 0; +// BYTE abyTmp[8]; +// DWORD dwCRC; + UINT cbMICHDR = 0; + DWORD dwMICKey0, dwMICKey1; + DWORD dwMIC_Priority; + PDWORD pdwMIC_L; + PDWORD pdwMIC_R; + DWORD dwSafeMIC_L, dwSafeMIC_R; //Fix "Last Frag Size" < "MIC length". + BOOL bMIC2Frag = FALSE; + UINT uMICFragLen = 0; + UINT uMACfragNum = 1; + UINT uPadding = 0; + UINT cbReqCount = 0; + + BOOL bNeedACK; + BOOL bRTS; + BOOL bIsAdhoc; + PBYTE pbyType; + PSTxDesc ptdCurr; + PSTxBufHead psTxBufHd = (PSTxBufHead) pbyTxBufferAddr; +// UINT tmpDescIdx; + UINT cbHeaderLength = 0; + PVOID pvRrvTime; + PSMICHDRHead pMICHDR; + PVOID pvRTS; + PVOID pvCTS; + PVOID pvTxDataHd; + WORD wTxBufSize; // FFinfo size + UINT uTotalCopyLength = 0; + BYTE byFBOption = AUTO_FB_NONE; + BOOL bIsWEP256 = FALSE; + PSMgmtObject pMgmt = pDevice->pMgmt; + + + pvRrvTime = pMICHDR = pvRTS = pvCTS = pvTxDataHd = NULL; + + //DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"s_cbFillTxBufHead...\n"); + if ((pDevice->eOPMode == OP_MODE_ADHOC) || + (pDevice->eOPMode == OP_MODE_AP)) { + + if (IS_MULTICAST_ADDRESS(&(psEthHeader->abyDstAddr[0])) || + IS_BROADCAST_ADDRESS(&(psEthHeader->abyDstAddr[0]))) { + bNeedACK = FALSE; + } + else { + bNeedACK = TRUE; + } + bIsAdhoc = TRUE; + } + else { + // MSDUs in Infra mode always need ACK + bNeedACK = TRUE; + bIsAdhoc = FALSE; + } + + if (pDevice->bLongHeader) + cbMACHdLen = WLAN_HDR_ADDR3_LEN + 6; + else + cbMACHdLen = WLAN_HDR_ADDR3_LEN; + + + if ((bNeedEncrypt == TRUE) && (pTransmitKey != NULL)) { + if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) { + cbIVlen = 4; + cbICVlen = 4; + if (pTransmitKey->uKeyLength == WLAN_WEP232_KEYLEN) { + bIsWEP256 = TRUE; + } + } + if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) { + cbIVlen = 8;//IV+ExtIV + cbMIClen = 8; + cbICVlen = 4; + } + if (pTransmitKey->byCipherSuite == KEY_CTL_CCMP) { + cbIVlen = 8;//RSN Header + cbICVlen = 8;//MIC + cbMICHDR = sizeof(SMICHDRHead); + } + if (pDevice->byLocalID > REV_ID_VT3253_A1) { + //MAC Header should be padding 0 to DW alignment. + uPadding = 4 - (cbMACHdLen%4); + uPadding %= 4; + } + } + + + cbFrameSize = cbMACHdLen + cbIVlen + (cbFrameBodySize + cbMIClen) + cbICVlen + cbFCSlen; + + if ((bNeedACK == FALSE) || + (cbFrameSize < pDevice->wRTSThreshold) || + ((cbFrameSize >= pDevice->wFragmentationThreshold) && (pDevice->wFragmentationThreshold <= pDevice->wRTSThreshold)) + ) { + bRTS = FALSE; + } + else { + bRTS = TRUE; + psTxBufHd->wFIFOCtl |= (FIFOCTL_RTS | FIFOCTL_LRETRY); + } + // + // Use for AUTO FALL BACK + // + if (psTxBufHd->wFIFOCtl & FIFOCTL_AUTO_FB_0) { + byFBOption = AUTO_FB_0; + } + else if (psTxBufHd->wFIFOCtl & FIFOCTL_AUTO_FB_1) { + byFBOption = AUTO_FB_1; + } + + ////////////////////////////////////////////////////// + //Set RrvTime/RTS/CTS Buffer + wTxBufSize = sizeof(STxBufHead); + if (byPktTyp == PK_TYPE_11GB || byPktTyp == PK_TYPE_11GA) {//802.11g packet + + if (byFBOption == AUTO_FB_NONE) { + if (bRTS == TRUE) {//RTS_need + pvRrvTime = (PSRrvTime_gRTS) (pbyTxBufferAddr + wTxBufSize); + pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS)); + pvRTS = (PSRTS_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR); + pvCTS = NULL; + pvTxDataHd = (PSTxDataHead_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR + sizeof(SRTS_g)); + cbHeaderLength = wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR + sizeof(SRTS_g) + sizeof(STxDataHead_g); + } + else { //RTS_needless + pvRrvTime = (PSRrvTime_gCTS) (pbyTxBufferAddr + wTxBufSize); + pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS)); + pvRTS = NULL; + pvCTS = (PSCTS) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR); + pvTxDataHd = (PSTxDataHead_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS)); + cbHeaderLength = wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS) + sizeof(STxDataHead_g); + } + } else { + // Auto Fall Back + if (bRTS == TRUE) {//RTS_need + pvRrvTime = (PSRrvTime_gRTS) (pbyTxBufferAddr + wTxBufSize); + pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS)); + pvRTS = (PSRTS_g_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR); + pvCTS = NULL; + pvTxDataHd = (PSTxDataHead_g_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR + sizeof(SRTS_g_FB)); + cbHeaderLength = wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR + sizeof(SRTS_g_FB) + sizeof(STxDataHead_g_FB); + } + else { //RTS_needless + pvRrvTime = (PSRrvTime_gCTS) (pbyTxBufferAddr + wTxBufSize); + pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS)); + pvRTS = NULL; + pvCTS = (PSCTS_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR); + pvTxDataHd = (PSTxDataHead_g_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS_FB)); + cbHeaderLength = wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS_FB) + sizeof(STxDataHead_g_FB); + } + } // Auto Fall Back + } + else {//802.11a/b packet + + if (byFBOption == AUTO_FB_NONE) { + if (bRTS == TRUE) { + pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize); + pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab)); + pvRTS = (PSRTS_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR); + pvCTS = NULL; + pvTxDataHd = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(PSRrvTime_ab) + cbMICHDR + sizeof(SRTS_ab)); + cbHeaderLength = wTxBufSize + sizeof(PSRrvTime_ab) + cbMICHDR + sizeof(SRTS_ab) + sizeof(STxDataHead_ab); + } + else { //RTS_needless, need MICHDR + pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize); + pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab)); + pvRTS = NULL; + pvCTS = NULL; + pvTxDataHd = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR); + cbHeaderLength = wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(STxDataHead_ab); + } + } else { + // Auto Fall Back + if (bRTS == TRUE) {//RTS_need + pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize); + pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab)); + pvRTS = (PSRTS_a_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR); + pvCTS = NULL; + pvTxDataHd = (PSTxDataHead_a_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(PSRrvTime_ab) + cbMICHDR + sizeof(SRTS_a_FB)); + cbHeaderLength = wTxBufSize + sizeof(PSRrvTime_ab) + cbMICHDR + sizeof(SRTS_a_FB) + sizeof(STxDataHead_a_FB); + } + else { //RTS_needless + pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize); + pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab)); + pvRTS = NULL; + pvCTS = NULL; + pvTxDataHd = (PSTxDataHead_a_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR); + cbHeaderLength = wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(STxDataHead_a_FB); + } + } // Auto Fall Back + } + ZERO_MEMORY((PVOID)(pbyTxBufferAddr + wTxBufSize), (cbHeaderLength - wTxBufSize)); + +////////////////////////////////////////////////////////////////// + if ((bNeedEncrypt == TRUE) && (pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)) { + if (pDevice->pMgmt->eAuthenMode == WMAC_AUTH_WPANONE) { + dwMICKey0 = *(PDWORD)(&pTransmitKey->abyKey[16]); + dwMICKey1 = *(PDWORD)(&pTransmitKey->abyKey[20]); + } + else if ((pTransmitKey->dwKeyIndex & AUTHENTICATOR_KEY) != 0) { + dwMICKey0 = *(PDWORD)(&pTransmitKey->abyKey[16]); + dwMICKey1 = *(PDWORD)(&pTransmitKey->abyKey[20]); + } + else { + dwMICKey0 = *(PDWORD)(&pTransmitKey->abyKey[24]); + dwMICKey1 = *(PDWORD)(&pTransmitKey->abyKey[28]); + } + // DO Software Michael + MIC_vInit(dwMICKey0, dwMICKey1); + MIC_vAppend((PBYTE)&(psEthHeader->abyDstAddr[0]), 12); + dwMIC_Priority = 0; + MIC_vAppend((PBYTE)&dwMIC_Priority, 4); + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"MIC KEY: %lX, %lX\n", dwMICKey0, dwMICKey1); + } + +/////////////////////////////////////////////////////////////////// + + pbyMacHdr = (PBYTE)(pbyTxBufferAddr + cbHeaderLength); + pbyPayloadHead = (PBYTE)(pbyMacHdr + cbMACHdLen + uPadding + cbIVlen); + pbyIVHead = (PBYTE)(pbyMacHdr + cbMACHdLen + uPadding); + + if ((cbFrameSize > pDevice->wFragmentationThreshold) && (bNeedACK == TRUE) && (bIsWEP256 == FALSE)) { + // Fragmentation + // FragThreshold = Fragment size(Hdr+(IV)+fragment payload+(MIC)+(ICV)+FCS) + cbFragmentSize = pDevice->wFragmentationThreshold; + cbFragPayloadSize = cbFragmentSize - cbMACHdLen - cbIVlen - cbICVlen - cbFCSlen; + //FragNum = (FrameSize-(Hdr+FCS))/(Fragment Size -(Hrd+FCS))) + uMACfragNum = (WORD) ((cbFrameBodySize + cbMIClen) / cbFragPayloadSize); + cbLastFragPayloadSize = (cbFrameBodySize + cbMIClen) % cbFragPayloadSize; + if (cbLastFragPayloadSize == 0) { + cbLastFragPayloadSize = cbFragPayloadSize; + } else { + uMACfragNum++; + } + //[Hdr+(IV)+last fragment payload+(MIC)+(ICV)+FCS] + cbLastFragmentSize = cbMACHdLen + cbLastFragPayloadSize + cbIVlen + cbICVlen + cbFCSlen; + + for (uFragIdx = 0; uFragIdx < uMACfragNum; uFragIdx ++) { + if (uFragIdx == 0) { + //========================= + // Start Fragmentation + //========================= + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Start Fragmentation...\n"); + wFragType = FRAGCTL_STAFRAG; + + + //Fill FIFO,RrvTime,RTS,and CTS + s_vGenerateTxParameter(pDevice, byPktTyp, (PVOID)psTxBufHd, pvRrvTime, pvRTS, pvCTS, + cbFragmentSize, bNeedACK, uDMAIdx, psEthHeader, pDevice->wCurrentRate); + //Fill DataHead + uDuration = s_uFillDataHead(pDevice, byPktTyp, pvTxDataHd, cbFragmentSize, uDMAIdx, bNeedACK, + uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption, pDevice->wCurrentRate); + // Generate TX MAC Header + vGenerateMACHeader(pDevice, pbyMacHdr, (WORD)uDuration, psEthHeader, bNeedEncrypt, + wFragType, uDMAIdx, uFragIdx); + + if (bNeedEncrypt == TRUE) { + //Fill TXKEY + s_vFillTxKey(pDevice, (PBYTE)(psTxBufHd->adwTxKey), pbyIVHead, pTransmitKey, + pbyMacHdr, (WORD)cbFragPayloadSize, (PBYTE)pMICHDR); + //Fill IV(ExtIV,RSNHDR) + if (pDevice->bEnableHostWEP) { + pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16 = pTransmitKey->dwTSC47_16; + pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0 = pTransmitKey->wTSC15_0; + } + } + + + // 802.1H + if (ntohs(psEthHeader->wType) > MAX_DATA_LEN) { + if ((psEthHeader->wType == TYPE_PKT_IPX) || + (psEthHeader->wType == cpu_to_le16(0xF380))) { + MEMvCopy((PBYTE) (pbyPayloadHead), &pDevice->abySNAP_Bridgetunnel[0], 6); + } + else { + MEMvCopy((PBYTE) (pbyPayloadHead), &pDevice->abySNAP_RFC1042[0], 6); + } + pbyType = (PBYTE) (pbyPayloadHead + 6); + MEMvCopy(pbyType, &(psEthHeader->wType), sizeof(WORD)); + cb802_1_H_len = 8; + } + + cbReqCount = cbHeaderLength + cbMACHdLen + uPadding + cbIVlen + cbFragPayloadSize; + //--------------------------- + // S/W or H/W Encryption + //--------------------------- + //Fill MICHDR + //if (pDevice->bAES) { + // s_vFillMICHDR(pDevice, (PBYTE)pMICHDR, pbyMacHdr, (WORD)cbFragPayloadSize); + //} + //cbReqCount += s_uDoEncryption(pDevice, psEthHeader, (PVOID)psTxBufHd, byKeySel, + // pbyPayloadHead, (WORD)cbFragPayloadSize, uDMAIdx); + + + + //pbyBuffer = (PBYTE)pDevice->aamTxBuf[uDMAIdx][uDescIdx].pbyVAddr; + pbyBuffer = (PBYTE)pHeadTD->pTDInfo->buf; + + uLength = cbHeaderLength + cbMACHdLen + uPadding + cbIVlen + cb802_1_H_len; + //copy TxBufferHeader + MacHeader to desc + MEMvCopy(pbyBuffer, (PVOID)psTxBufHd, uLength); + + // Copy the Packet into a tx Buffer + MEMvCopy((pbyBuffer + uLength), (pPacket + 14), (cbFragPayloadSize - cb802_1_H_len)); + + + uTotalCopyLength += cbFragPayloadSize - cb802_1_H_len; + + if ((bNeedEncrypt == TRUE) && (pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)) { + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Start MIC: %d\n", cbFragPayloadSize); + MIC_vAppend((pbyBuffer + uLength - cb802_1_H_len), cbFragPayloadSize); + + } + + //--------------------------- + // S/W Encryption + //--------------------------- + if ((pDevice->byLocalID <= REV_ID_VT3253_A1)) { + if (bNeedEncrypt) { + s_vSWencryption(pDevice, pTransmitKey, (pbyBuffer + uLength - cb802_1_H_len), (WORD)cbFragPayloadSize); + cbReqCount += cbICVlen; + } + } + + ptdCurr = (PSTxDesc)pHeadTD; + //-------------------- + //1.Set TSR1 & ReqCount in TxDescHead + //2.Set FragCtl in TxBufferHead + //3.Set Frame Control + //4.Set Sequence Control + //5.Get S/W generate FCS + //-------------------- + s_vFillFragParameter(pDevice, pbyBuffer, uDMAIdx, (PVOID)ptdCurr, wFragType, cbReqCount); + + ptdCurr->pTDInfo->dwReqCount = cbReqCount - uPadding; + ptdCurr->pTDInfo->dwHeaderLength = cbHeaderLength; + ptdCurr->pTDInfo->skb_dma = ptdCurr->pTDInfo->buf_dma; + ptdCurr->buff_addr = cpu_to_le32(ptdCurr->pTDInfo->skb_dma); + pDevice->iTDUsed[uDMAIdx]++; + pHeadTD = ptdCurr->next; + } + else if (uFragIdx == (uMACfragNum-1)) { + //========================= + // Last Fragmentation + //========================= + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Last Fragmentation...\n"); + //tmpDescIdx = (uDescIdx + uFragIdx) % pDevice->cbTD[uDMAIdx]; + + wFragType = FRAGCTL_ENDFRAG; + + //Fill FIFO,RrvTime,RTS,and CTS + s_vGenerateTxParameter(pDevice, byPktTyp, (PVOID)psTxBufHd, pvRrvTime, pvRTS, pvCTS, + cbLastFragmentSize, bNeedACK, uDMAIdx, psEthHeader, pDevice->wCurrentRate); + //Fill DataHead + uDuration = s_uFillDataHead(pDevice, byPktTyp, pvTxDataHd, cbLastFragmentSize, uDMAIdx, bNeedACK, + uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption, pDevice->wCurrentRate); + + // Generate TX MAC Header + vGenerateMACHeader(pDevice, pbyMacHdr, (WORD)uDuration, psEthHeader, bNeedEncrypt, + wFragType, uDMAIdx, uFragIdx); + + if (bNeedEncrypt == TRUE) { + //Fill TXKEY + s_vFillTxKey(pDevice, (PBYTE)(psTxBufHd->adwTxKey), pbyIVHead, pTransmitKey, + pbyMacHdr, (WORD)cbLastFragPayloadSize, (PBYTE)pMICHDR); + + if (pDevice->bEnableHostWEP) { + pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16 = pTransmitKey->dwTSC47_16; + pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0 = pTransmitKey->wTSC15_0; + } + + } + + + cbReqCount = cbHeaderLength + cbMACHdLen + uPadding + cbIVlen + cbLastFragPayloadSize; + //--------------------------- + // S/W or H/W Encryption + //--------------------------- + + + + pbyBuffer = (PBYTE)pHeadTD->pTDInfo->buf; + //pbyBuffer = (PBYTE)pDevice->aamTxBuf[uDMAIdx][tmpDescIdx].pbyVAddr; + + uLength = cbHeaderLength + cbMACHdLen + uPadding + cbIVlen; + + //copy TxBufferHeader + MacHeader to desc + MEMvCopy(pbyBuffer, (PVOID)psTxBufHd, uLength); + + // Copy the Packet into a tx Buffer + if (bMIC2Frag == FALSE) { + + MEMvCopy((pbyBuffer + uLength), + (pPacket + 14 + uTotalCopyLength), + (cbLastFragPayloadSize - cbMIClen) + ); + //TODO check uTmpLen ! + uTmpLen = cbLastFragPayloadSize - cbMIClen; + + } + if ((bNeedEncrypt == TRUE) && (pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)) { + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"LAST: uMICFragLen:%d, cbLastFragPayloadSize:%d, uTmpLen:%d\n", + uMICFragLen, cbLastFragPayloadSize, uTmpLen); + + if (bMIC2Frag == FALSE) { + if (uTmpLen != 0) + MIC_vAppend((pbyBuffer + uLength), uTmpLen); + pdwMIC_L = (PDWORD)(pbyBuffer + uLength + uTmpLen); + pdwMIC_R = (PDWORD)(pbyBuffer + uLength + uTmpLen + 4); + MIC_vGetMIC(pdwMIC_L, pdwMIC_R); + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Last MIC:%lX, %lX\n", *pdwMIC_L, *pdwMIC_R); + } else { + if (uMICFragLen >= 4) { + MEMvCopy((pbyBuffer + uLength), ((PBYTE)&dwSafeMIC_R + (uMICFragLen - 4)), + (cbMIClen - uMICFragLen)); + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"LAST: uMICFragLen >= 4: %X, %d\n", + *(PBYTE)((PBYTE)&dwSafeMIC_R + (uMICFragLen - 4)), + (cbMIClen - uMICFragLen)); + + } else { + MEMvCopy((pbyBuffer + uLength), ((PBYTE)&dwSafeMIC_L + uMICFragLen), + (4 - uMICFragLen)); + MEMvCopy((pbyBuffer + uLength + (4 - uMICFragLen)), &dwSafeMIC_R, 4); + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"LAST: uMICFragLen < 4: %X, %d\n", + *(PBYTE)((PBYTE)&dwSafeMIC_R + uMICFragLen - 4), + (cbMIClen - uMICFragLen)); + } + /* + for (ii = 0; ii < cbLastFragPayloadSize + 8 + 24; ii++) { + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"%02x ", *((PBYTE)((pbyBuffer + uLength) + ii - 8 - 24))); + } + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"\n\n"); + */ + } + MIC_vUnInit(); + } else { + ASSERT(uTmpLen == (cbLastFragPayloadSize - cbMIClen)); + } + + + //--------------------------- + // S/W Encryption + //--------------------------- + if ((pDevice->byLocalID <= REV_ID_VT3253_A1)) { + if (bNeedEncrypt) { + s_vSWencryption(pDevice, pTransmitKey, (pbyBuffer + uLength), (WORD)cbLastFragPayloadSize); + cbReqCount += cbICVlen; + } + } + + ptdCurr = (PSTxDesc)pHeadTD; + + //-------------------- + //1.Set TSR1 & ReqCount in TxDescHead + //2.Set FragCtl in TxBufferHead + //3.Set Frame Control + //4.Set Sequence Control + //5.Get S/W generate FCS + //-------------------- + + + s_vFillFragParameter(pDevice, pbyBuffer, uDMAIdx, (PVOID)ptdCurr, wFragType, cbReqCount); + + ptdCurr->pTDInfo->dwReqCount = cbReqCount - uPadding; + ptdCurr->pTDInfo->dwHeaderLength = cbHeaderLength; + ptdCurr->pTDInfo->skb_dma = ptdCurr->pTDInfo->buf_dma; + ptdCurr->buff_addr = cpu_to_le32(ptdCurr->pTDInfo->skb_dma); + pDevice->iTDUsed[uDMAIdx]++; + pHeadTD = ptdCurr->next; + + } + else { + //========================= + // Middle Fragmentation + //========================= + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Middle Fragmentation...\n"); + //tmpDescIdx = (uDescIdx + uFragIdx) % pDevice->cbTD[uDMAIdx]; + + wFragType = FRAGCTL_MIDFRAG; + + //Fill FIFO,RrvTime,RTS,and CTS + s_vGenerateTxParameter(pDevice, byPktTyp, (PVOID)psTxBufHd, pvRrvTime, pvRTS, pvCTS, + cbFragmentSize, bNeedACK, uDMAIdx, psEthHeader, pDevice->wCurrentRate); + //Fill DataHead + uDuration = s_uFillDataHead(pDevice, byPktTyp, pvTxDataHd, cbFragmentSize, uDMAIdx, bNeedACK, + uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption, pDevice->wCurrentRate); + + // Generate TX MAC Header + vGenerateMACHeader(pDevice, pbyMacHdr, (WORD)uDuration, psEthHeader, bNeedEncrypt, + wFragType, uDMAIdx, uFragIdx); + + + if (bNeedEncrypt == TRUE) { + //Fill TXKEY + s_vFillTxKey(pDevice, (PBYTE)(psTxBufHd->adwTxKey), pbyIVHead, pTransmitKey, + pbyMacHdr, (WORD)cbFragPayloadSize, (PBYTE)pMICHDR); + + if (pDevice->bEnableHostWEP) { + pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16 = pTransmitKey->dwTSC47_16; + pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0 = pTransmitKey->wTSC15_0; + } + } + + cbReqCount = cbHeaderLength + cbMACHdLen + uPadding + cbIVlen + cbFragPayloadSize; + //--------------------------- + // S/W or H/W Encryption + //--------------------------- + //Fill MICHDR + //if (pDevice->bAES) { + // s_vFillMICHDR(pDevice, (PBYTE)pMICHDR, pbyMacHdr, (WORD)cbFragPayloadSize); + //} + //cbReqCount += s_uDoEncryption(pDevice, psEthHeader, (PVOID)psTxBufHd, byKeySel, + // pbyPayloadHead, (WORD)cbFragPayloadSize, uDMAIdx); + + + pbyBuffer = (PBYTE)pHeadTD->pTDInfo->buf; + //pbyBuffer = (PBYTE)pDevice->aamTxBuf[uDMAIdx][tmpDescIdx].pbyVAddr; + + + uLength = cbHeaderLength + cbMACHdLen + uPadding + cbIVlen; + + //copy TxBufferHeader + MacHeader to desc + MEMvCopy(pbyBuffer, (PVOID)psTxBufHd, uLength); + + // Copy the Packet into a tx Buffer + MEMvCopy((pbyBuffer + uLength), + (pPacket + 14 + uTotalCopyLength), + cbFragPayloadSize + ); + uTmpLen = cbFragPayloadSize; + + uTotalCopyLength += uTmpLen; + + if ((bNeedEncrypt == TRUE) && (pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)) { + + MIC_vAppend((pbyBuffer + uLength), uTmpLen); + + if (uTmpLen < cbFragPayloadSize) { + bMIC2Frag = TRUE; + uMICFragLen = cbFragPayloadSize - uTmpLen; + ASSERT(uMICFragLen < cbMIClen); + + pdwMIC_L = (PDWORD)(pbyBuffer + uLength + uTmpLen); + pdwMIC_R = (PDWORD)(pbyBuffer + uLength + uTmpLen + 4); + MIC_vGetMIC(pdwMIC_L, pdwMIC_R); + dwSafeMIC_L = *pdwMIC_L; + dwSafeMIC_R = *pdwMIC_R; + + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"MIDDLE: uMICFragLen:%d, cbFragPayloadSize:%d, uTmpLen:%d\n", + uMICFragLen, cbFragPayloadSize, uTmpLen); + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Fill MIC in Middle frag [%d]\n", uMICFragLen); + /* + for (ii = 0; ii < uMICFragLen; ii++) { + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"%02x ", *((PBYTE)((pbyBuffer + uLength + uTmpLen) + ii))); + } + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"\n"); + */ + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Get MIC:%lX, %lX\n", *pdwMIC_L, *pdwMIC_R); + } + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Middle frag len: %d\n", uTmpLen); + /* + for (ii = 0; ii < uTmpLen; ii++) { + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"%02x ", *((PBYTE)((pbyBuffer + uLength) + ii))); + } + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"\n\n"); + */ + + } else { + ASSERT(uTmpLen == (cbFragPayloadSize)); + } + + if ((pDevice->byLocalID <= REV_ID_VT3253_A1)) { + if (bNeedEncrypt) { + s_vSWencryption(pDevice, pTransmitKey, (pbyBuffer + uLength), (WORD)cbFragPayloadSize); + cbReqCount += cbICVlen; + } + } + + ptdCurr = (PSTxDesc)pHeadTD; + + //-------------------- + //1.Set TSR1 & ReqCount in TxDescHead + //2.Set FragCtl in TxBufferHead + //3.Set Frame Control + //4.Set Sequence Control + //5.Get S/W generate FCS + //-------------------- + + s_vFillFragParameter(pDevice, pbyBuffer, uDMAIdx, (PVOID)ptdCurr, wFragType, cbReqCount); + + ptdCurr->pTDInfo->dwReqCount = cbReqCount - uPadding; + ptdCurr->pTDInfo->dwHeaderLength = cbHeaderLength; + ptdCurr->pTDInfo->skb_dma = ptdCurr->pTDInfo->buf_dma; + ptdCurr->buff_addr = cpu_to_le32(ptdCurr->pTDInfo->skb_dma); + pDevice->iTDUsed[uDMAIdx]++; + pHeadTD = ptdCurr->next; + } + } // for (uMACfragNum) + } + else { + //========================= + // No Fragmentation + //========================= + //DEVICE_PRTGRP03(("No Fragmentation...\n")); + //DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"No Fragmentation...\n"); + wFragType = FRAGCTL_NONFRAG; + + //Set FragCtl in TxBufferHead + psTxBufHd->wFragCtl |= (WORD)wFragType; + + //Fill FIFO,RrvTime,RTS,and CTS + s_vGenerateTxParameter(pDevice, byPktTyp, (PVOID)psTxBufHd, pvRrvTime, pvRTS, pvCTS, + cbFrameSize, bNeedACK, uDMAIdx, psEthHeader, pDevice->wCurrentRate); + //Fill DataHead + uDuration = s_uFillDataHead(pDevice, byPktTyp, pvTxDataHd, cbFrameSize, uDMAIdx, bNeedACK, + 0, 0, uMACfragNum, byFBOption, pDevice->wCurrentRate); + + // Generate TX MAC Header + vGenerateMACHeader(pDevice, pbyMacHdr, (WORD)uDuration, psEthHeader, bNeedEncrypt, + wFragType, uDMAIdx, 0); + + if (bNeedEncrypt == TRUE) { + //Fill TXKEY + s_vFillTxKey(pDevice, (PBYTE)(psTxBufHd->adwTxKey), pbyIVHead, pTransmitKey, + pbyMacHdr, (WORD)cbFrameBodySize, (PBYTE)pMICHDR); + + if (pDevice->bEnableHostWEP) { + pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16 = pTransmitKey->dwTSC47_16; + pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0 = pTransmitKey->wTSC15_0; + } + } + + // 802.1H + if (ntohs(psEthHeader->wType) > MAX_DATA_LEN) { + if ((psEthHeader->wType == TYPE_PKT_IPX) || + (psEthHeader->wType == cpu_to_le16(0xF380))) { + MEMvCopy((PBYTE) (pbyPayloadHead), &pDevice->abySNAP_Bridgetunnel[0], 6); + } + else { + MEMvCopy((PBYTE) (pbyPayloadHead), &pDevice->abySNAP_RFC1042[0], 6); + } + pbyType = (PBYTE) (pbyPayloadHead + 6); + MEMvCopy(pbyType, &(psEthHeader->wType), sizeof(WORD)); + cb802_1_H_len = 8; + } + + cbReqCount = cbHeaderLength + cbMACHdLen + uPadding + cbIVlen + (cbFrameBodySize + cbMIClen); + //--------------------------- + // S/W or H/W Encryption + //--------------------------- + //Fill MICHDR + //if (pDevice->bAES) { + // DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Fill MICHDR...\n"); + // s_vFillMICHDR(pDevice, (PBYTE)pMICHDR, pbyMacHdr, (WORD)cbFrameBodySize); + //} + + pbyBuffer = (PBYTE)pHeadTD->pTDInfo->buf; + //pbyBuffer = (PBYTE)pDevice->aamTxBuf[uDMAIdx][uDescIdx].pbyVAddr; + + uLength = cbHeaderLength + cbMACHdLen + uPadding + cbIVlen + cb802_1_H_len; + + //copy TxBufferHeader + MacHeader to desc + MEMvCopy(pbyBuffer, (PVOID)psTxBufHd, uLength); + + // Copy the Packet into a tx Buffer + MEMvCopy((pbyBuffer + uLength), + (pPacket + 14), + cbFrameBodySize - cb802_1_H_len + ); + + if ((bNeedEncrypt == TRUE) && (pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)){ + + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Length:%d, %d\n", cbFrameBodySize - cb802_1_H_len, uLength); + /* + for (ii = 0; ii < (cbFrameBodySize - cb802_1_H_len); ii++) { + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"%02x ", *((PBYTE)((pbyBuffer + uLength) + ii))); + } + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"\n"); + */ + + MIC_vAppend((pbyBuffer + uLength - cb802_1_H_len), cbFrameBodySize); + + pdwMIC_L = (PDWORD)(pbyBuffer + uLength - cb802_1_H_len + cbFrameBodySize); + pdwMIC_R = (PDWORD)(pbyBuffer + uLength - cb802_1_H_len + cbFrameBodySize + 4); + + MIC_vGetMIC(pdwMIC_L, pdwMIC_R); + MIC_vUnInit(); + + + if (pDevice->bTxMICFail == TRUE) { + *pdwMIC_L = 0; + *pdwMIC_R = 0; + pDevice->bTxMICFail = FALSE; + } + + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"uLength: %d, %d\n", uLength, cbFrameBodySize); + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"cbReqCount:%d, %d, %d, %d\n", cbReqCount, cbHeaderLength, uPadding, cbIVlen); + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"MIC:%lx, %lx\n", *pdwMIC_L, *pdwMIC_R); +/* + for (ii = 0; ii < 8; ii++) { + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"%02x ", *(((PBYTE)(pdwMIC_L) + ii))); + } + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"\n"); +*/ + + } + + + if ((pDevice->byLocalID <= REV_ID_VT3253_A1)){ + if (bNeedEncrypt) { + s_vSWencryption(pDevice, pTransmitKey, (pbyBuffer + uLength - cb802_1_H_len), + (WORD)(cbFrameBodySize + cbMIClen)); + cbReqCount += cbICVlen; + } + } + + + ptdCurr = (PSTxDesc)pHeadTD; + + ptdCurr->pTDInfo->dwReqCount = cbReqCount - uPadding; + ptdCurr->pTDInfo->dwHeaderLength = cbHeaderLength; + ptdCurr->pTDInfo->skb_dma = ptdCurr->pTDInfo->buf_dma; + ptdCurr->buff_addr = cpu_to_le32(ptdCurr->pTDInfo->skb_dma); + //Set TSR1 & ReqCount in TxDescHead + ptdCurr->m_td1TD1.byTCR |= (TCR_STP | TCR_EDP | EDMSDU); + ptdCurr->m_td1TD1.wReqCount = cpu_to_le16((WORD)(cbReqCount)); + + pDevice->iTDUsed[uDMAIdx]++; + + +// DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO" ptdCurr->m_dwReserved0[%d] ptdCurr->m_dwReserved1[%d].\n", ptdCurr->pTDInfo->dwReqCount, ptdCurr->pTDInfo->dwHeaderLength); +// DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO" cbHeaderLength[%d]\n", cbHeaderLength); + + } + *puMACfragNum = uMACfragNum; + //DEVICE_PRTGRP03(("s_cbFillTxBufHead END\n")); + return cbHeaderLength; +} + + +VOID +vGenerateFIFOHeader ( + IN PSDevice pDevice, + IN BYTE byPktTyp, + IN PBYTE pbyTxBufferAddr, + IN BOOL bNeedEncrypt, + IN UINT cbPayloadSize, + IN UINT uDMAIdx, + IN PSTxDesc pHeadTD, + IN PSEthernetHeader psEthHeader, + IN PBYTE pPacket, + IN PSKeyItem pTransmitKey, + IN UINT uNodeIndex, + OUT PUINT puMACfragNum, + OUT PUINT pcbHeaderSize + ) +{ + UINT wTxBufSize; // FFinfo size + BOOL bNeedACK; + BOOL bIsAdhoc; + WORD cbMacHdLen; + PSTxBufHead pTxBufHead = (PSTxBufHead) pbyTxBufferAddr; + + wTxBufSize = sizeof(STxBufHead); + + ZERO_MEMORY(pTxBufHead, wTxBufSize); + //Set FIFOCTL_NEEDACK + + if ((pDevice->eOPMode == OP_MODE_ADHOC) || + (pDevice->eOPMode == OP_MODE_AP)) { + if (IS_MULTICAST_ADDRESS(&(psEthHeader->abyDstAddr[0])) || + IS_BROADCAST_ADDRESS(&(psEthHeader->abyDstAddr[0]))) { + bNeedACK = FALSE; + pTxBufHead->wFIFOCtl = pTxBufHead->wFIFOCtl & (~FIFOCTL_NEEDACK); + } + else { + bNeedACK = TRUE; + pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK; + } + bIsAdhoc = TRUE; + } + else { + // MSDUs in Infra mode always need ACK + bNeedACK = TRUE; + pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK; + bIsAdhoc = FALSE; + } + + + pTxBufHead->wFIFOCtl |= FIFOCTL_TMOEN; + pTxBufHead->wTimeStamp = cpu_to_le16(DEFAULT_MSDU_LIFETIME_RES_64us); + + //Set FIFOCTL_LHEAD + if (pDevice->bLongHeader) + pTxBufHead->wFIFOCtl |= FIFOCTL_LHEAD; + + //Set FIFOCTL_GENINT + + pTxBufHead->wFIFOCtl |= FIFOCTL_GENINT; + + + //Set FIFOCTL_ISDMA0 + if (TYPE_TXDMA0 == uDMAIdx) { + pTxBufHead->wFIFOCtl |= FIFOCTL_ISDMA0; + } + + //Set FRAGCTL_MACHDCNT + if (pDevice->bLongHeader) { + cbMacHdLen = WLAN_HDR_ADDR3_LEN + 6; + } else { + cbMacHdLen = WLAN_HDR_ADDR3_LEN; + } + pTxBufHead->wFragCtl |= cpu_to_le16((WORD)(cbMacHdLen << 10)); + + //Set packet type + if (byPktTyp == PK_TYPE_11A) {//0000 0000 0000 0000 + ; + } + else if (byPktTyp == PK_TYPE_11B) {//0000 0001 0000 0000 + pTxBufHead->wFIFOCtl |= FIFOCTL_11B; + } + else if (byPktTyp == PK_TYPE_11GB) {//0000 0010 0000 0000 + pTxBufHead->wFIFOCtl |= FIFOCTL_11GB; + } + else if (byPktTyp == PK_TYPE_11GA) {//0000 0011 0000 0000 + pTxBufHead->wFIFOCtl |= FIFOCTL_11GA; + } + //Set FIFOCTL_GrpAckPolicy + if (pDevice->bGrpAckPolicy == TRUE) {//0000 0100 0000 0000 + pTxBufHead->wFIFOCtl |= FIFOCTL_GRPACK; + } + + //Set Auto Fallback Ctl + if (pDevice->wCurrentRate >= RATE_18M) { + if (pDevice->byAutoFBCtrl == AUTO_FB_0) { + pTxBufHead->wFIFOCtl |= FIFOCTL_AUTO_FB_0; + } else if (pDevice->byAutoFBCtrl == AUTO_FB_1) { + pTxBufHead->wFIFOCtl |= FIFOCTL_AUTO_FB_1; + } + } + + //Set FRAGCTL_WEPTYP + pDevice->bAES = FALSE; + + //Set FRAGCTL_WEPTYP + if (pDevice->byLocalID > REV_ID_VT3253_A1) { + if ((bNeedEncrypt) && (pTransmitKey != NULL)) { //WEP enabled + if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) { + pTxBufHead->wFragCtl |= FRAGCTL_TKIP; + } + else if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) { //WEP40 or WEP104 + if (pTransmitKey->uKeyLength != WLAN_WEP232_KEYLEN) + pTxBufHead->wFragCtl |= FRAGCTL_LEGACY; + } + else if (pTransmitKey->byCipherSuite == KEY_CTL_CCMP) { //CCMP + pTxBufHead->wFragCtl |= FRAGCTL_AES; + } + } + } + +#ifdef PLICE_DEBUG + //printk("Func:vGenerateFIFOHeader:TxDataRate is %d,TxPower is %d\n",pDevice->wCurrentRate,pDevice->byCurPwr); + + //if (pDevice->wCurrentRate <= 3) + //{ + // RFbRawSetPower(pDevice,36,pDevice->wCurrentRate); + //} + //else + + RFbSetPower(pDevice, pDevice->wCurrentRate, pDevice->byCurrentCh); +#endif + //if (pDevice->wCurrentRate == 3) + //pDevice->byCurPwr = 46; + pTxBufHead->byTxPower = pDevice->byCurPwr; + + + + +/* + if(pDevice->bEnableHostWEP) + pTxBufHead->wFragCtl &= ~(FRAGCTL_TKIP | FRAGCTL_LEGACY |FRAGCTL_AES); +*/ + *pcbHeaderSize = s_cbFillTxBufHead(pDevice, byPktTyp, pbyTxBufferAddr, cbPayloadSize, + uDMAIdx, pHeadTD, psEthHeader, pPacket, bNeedEncrypt, + pTransmitKey, uNodeIndex, puMACfragNum); + + return; +} + + + + +/*+ + * + * Description: + * Translate 802.3 to 802.11 header + * + * Parameters: + * In: + * pDevice - Pointer to adpater + * dwTxBufferAddr - Transmit Buffer + * pPacket - Packet from upper layer + * cbPacketSize - Transmit Data Length + * Out: + * pcbHeadSize - Header size of MAC&Baseband control and 802.11 Header + * pcbAppendPayload - size of append payload for 802.1H translation + * + * Return Value: none + * +-*/ + +VOID +vGenerateMACHeader ( + IN PSDevice pDevice, + IN PBYTE pbyBufferAddr, + IN WORD wDuration, + IN PSEthernetHeader psEthHeader, + IN BOOL bNeedEncrypt, + IN WORD wFragType, + IN UINT uDMAIdx, + IN UINT uFragIdx + ) +{ + PS802_11Header pMACHeader = (PS802_11Header)pbyBufferAddr; + + ZERO_MEMORY(pMACHeader, (sizeof(S802_11Header))); //- sizeof(pMACHeader->dwIV))); + + if (uDMAIdx == TYPE_ATIMDMA) { + pMACHeader->wFrameCtl = TYPE_802_11_ATIM; + } else { + pMACHeader->wFrameCtl = TYPE_802_11_DATA; + } + + if (pDevice->eOPMode == OP_MODE_AP) { + MEMvCopy(&(pMACHeader->abyAddr1[0]), &(psEthHeader->abyDstAddr[0]), U_ETHER_ADDR_LEN); + MEMvCopy(&(pMACHeader->abyAddr2[0]), &(pDevice->abyBSSID[0]), U_ETHER_ADDR_LEN); + MEMvCopy(&(pMACHeader->abyAddr3[0]), &(psEthHeader->abySrcAddr[0]), U_ETHER_ADDR_LEN); + pMACHeader->wFrameCtl |= FC_FROMDS; + } + else { + if (pDevice->eOPMode == OP_MODE_ADHOC) { + MEMvCopy(&(pMACHeader->abyAddr1[0]), &(psEthHeader->abyDstAddr[0]), U_ETHER_ADDR_LEN); + MEMvCopy(&(pMACHeader->abyAddr2[0]), &(psEthHeader->abySrcAddr[0]), U_ETHER_ADDR_LEN); + MEMvCopy(&(pMACHeader->abyAddr3[0]), &(pDevice->abyBSSID[0]), U_ETHER_ADDR_LEN); + } + else { + MEMvCopy(&(pMACHeader->abyAddr3[0]), &(psEthHeader->abyDstAddr[0]), U_ETHER_ADDR_LEN); + MEMvCopy(&(pMACHeader->abyAddr2[0]), &(psEthHeader->abySrcAddr[0]), U_ETHER_ADDR_LEN); + MEMvCopy(&(pMACHeader->abyAddr1[0]), &(pDevice->abyBSSID[0]), U_ETHER_ADDR_LEN); + pMACHeader->wFrameCtl |= FC_TODS; + } + } + + if (bNeedEncrypt) + pMACHeader->wFrameCtl |= cpu_to_le16((WORD)WLAN_SET_FC_ISWEP(1)); + + pMACHeader->wDurationID = cpu_to_le16(wDuration); + + if (pDevice->bLongHeader) { + PWLAN_80211HDR_A4 pMACA4Header = (PWLAN_80211HDR_A4) pbyBufferAddr; + pMACHeader->wFrameCtl |= (FC_TODS | FC_FROMDS); + MEMvCopy(pMACA4Header->abyAddr4, pDevice->abyBSSID, WLAN_ADDR_LEN); + } + pMACHeader->wSeqCtl = cpu_to_le16(pDevice->wSeqCounter << 4); + + //Set FragNumber in Sequence Control + pMACHeader->wSeqCtl |= cpu_to_le16((WORD)uFragIdx); + + if ((wFragType == FRAGCTL_ENDFRAG) || (wFragType == FRAGCTL_NONFRAG)) { + pDevice->wSeqCounter++; + if (pDevice->wSeqCounter > 0x0fff) + pDevice->wSeqCounter = 0; + } + + if ((wFragType == FRAGCTL_STAFRAG) || (wFragType == FRAGCTL_MIDFRAG)) { //StartFrag or MidFrag + pMACHeader->wFrameCtl |= FC_MOREFRAG; + } +} + + + + + + +CMD_STATUS csMgmt_xmit(PSDevice pDevice, PSTxMgmtPacket pPacket) { + + PSTxDesc pFrstTD; + BYTE byPktTyp; + PBYTE pbyTxBufferAddr; + PVOID pvRTS; + PSCTS pCTS; + PVOID pvTxDataHd; + UINT uDuration; + UINT cbReqCount; + PS802_11Header pMACHeader; + UINT cbHeaderSize; + UINT cbFrameBodySize; + BOOL bNeedACK; + BOOL bIsPSPOLL = FALSE; + PSTxBufHead pTxBufHead; + UINT cbFrameSize; + UINT cbIVlen = 0; + UINT cbICVlen = 0; + UINT cbMIClen = 0; + UINT cbFCSlen = 4; + UINT uPadding = 0; + WORD wTxBufSize; + UINT cbMacHdLen; + SEthernetHeader sEthHeader; + PVOID pvRrvTime; + PVOID pMICHDR; + PSMgmtObject pMgmt = pDevice->pMgmt; + WORD wCurrentRate = RATE_1M; + + + if (AVAIL_TD(pDevice, TYPE_TXDMA0) <= 0) { + return CMD_STATUS_RESOURCES; + } + + pFrstTD = pDevice->apCurrTD[TYPE_TXDMA0]; + pbyTxBufferAddr = (PBYTE)pFrstTD->pTDInfo->buf; + cbFrameBodySize = pPacket->cbPayloadLen; + pTxBufHead = (PSTxBufHead) pbyTxBufferAddr; + wTxBufSize = sizeof(STxBufHead); + memset(pTxBufHead, 0, wTxBufSize); + + if (pDevice->eCurrentPHYType == PHY_TYPE_11A) { + wCurrentRate = RATE_6M; + byPktTyp = PK_TYPE_11A; + } else { + wCurrentRate = RATE_1M; + byPktTyp = PK_TYPE_11B; + } + + // SetPower will cause error power TX state for OFDM Date packet in TX buffer. + // 2004.11.11 Kyle -- Using OFDM power to tx MngPkt will decrease the connection capability. + // And cmd timer will wait data pkt TX finish before scanning so it's OK + // to set power here. + if (pDevice->pMgmt->eScanState != WMAC_NO_SCANNING) { + + RFbSetPower(pDevice, wCurrentRate, pDevice->byCurrentCh); + } else { + RFbSetPower(pDevice, wCurrentRate, pMgmt->uCurrChannel); + } + pTxBufHead->byTxPower = pDevice->byCurPwr; + //+++++++++++++++++++++ Patch VT3253 A1 performance +++++++++++++++++++++++++++ + if (pDevice->byFOETuning) { + if ((pPacket->p80211Header->sA3.wFrameCtl & TYPE_DATE_NULL) == TYPE_DATE_NULL) { + wCurrentRate = RATE_24M; + byPktTyp = PK_TYPE_11GA; + } + } + + //Set packet type + if (byPktTyp == PK_TYPE_11A) {//0000 0000 0000 0000 + pTxBufHead->wFIFOCtl = 0; + } + else if (byPktTyp == PK_TYPE_11B) {//0000 0001 0000 0000 + pTxBufHead->wFIFOCtl |= FIFOCTL_11B; + } + else if (byPktTyp == PK_TYPE_11GB) {//0000 0010 0000 0000 + pTxBufHead->wFIFOCtl |= FIFOCTL_11GB; + } + else if (byPktTyp == PK_TYPE_11GA) {//0000 0011 0000 0000 + pTxBufHead->wFIFOCtl |= FIFOCTL_11GA; + } + + pTxBufHead->wFIFOCtl |= FIFOCTL_TMOEN; + pTxBufHead->wTimeStamp = cpu_to_le16(DEFAULT_MGN_LIFETIME_RES_64us); + + + if (IS_MULTICAST_ADDRESS(&(pPacket->p80211Header->sA3.abyAddr1[0])) || + IS_BROADCAST_ADDRESS(&(pPacket->p80211Header->sA3.abyAddr1[0]))) { + bNeedACK = FALSE; + } + else { + bNeedACK = TRUE; + pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK; + }; + + if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) || + (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) ) { + + pTxBufHead->wFIFOCtl |= FIFOCTL_LRETRY; + //Set Preamble type always long + //pDevice->byPreambleType = PREAMBLE_LONG; + // probe-response don't retry + //if ((pPacket->p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_MGMT_PROBE_RSP) { + // bNeedACK = FALSE; + // pTxBufHead->wFIFOCtl &= (~FIFOCTL_NEEDACK); + //} + } + + pTxBufHead->wFIFOCtl |= (FIFOCTL_GENINT | FIFOCTL_ISDMA0); + + if ((pPacket->p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_CTL_PSPOLL) { + bIsPSPOLL = TRUE; + cbMacHdLen = WLAN_HDR_ADDR2_LEN; + } else { + cbMacHdLen = WLAN_HDR_ADDR3_LEN; + } + + //Set FRAGCTL_MACHDCNT + pTxBufHead->wFragCtl |= cpu_to_le16((WORD)(cbMacHdLen << 10)); + + // Notes: + // Although spec says MMPDU can be fragmented; In most case, + // no one will send a MMPDU under fragmentation. With RTS may occur. + pDevice->bAES = FALSE; //Set FRAGCTL_WEPTYP + + if (WLAN_GET_FC_ISWEP(pPacket->p80211Header->sA4.wFrameCtl) != 0) { + if (pDevice->eEncryptionStatus == Ndis802_11Encryption1Enabled) { + cbIVlen = 4; + cbICVlen = 4; + pTxBufHead->wFragCtl |= FRAGCTL_LEGACY; + } + else if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) { + cbIVlen = 8;//IV+ExtIV + cbMIClen = 8; + cbICVlen = 4; + pTxBufHead->wFragCtl |= FRAGCTL_TKIP; + //We need to get seed here for filling TxKey entry. + //TKIPvMixKey(pTransmitKey->abyKey, pDevice->abyCurrentNetAddr, + // pTransmitKey->wTSC15_0, pTransmitKey->dwTSC47_16, pDevice->abyPRNG); + } + else if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) { + cbIVlen = 8;//RSN Header + cbICVlen = 8;//MIC + pTxBufHead->wFragCtl |= FRAGCTL_AES; + pDevice->bAES = TRUE; + } + //MAC Header should be padding 0 to DW alignment. + uPadding = 4 - (cbMacHdLen%4); + uPadding %= 4; + } + + cbFrameSize = cbMacHdLen + cbFrameBodySize + cbIVlen + cbMIClen + cbICVlen + cbFCSlen; + + //Set FIFOCTL_GrpAckPolicy + if (pDevice->bGrpAckPolicy == TRUE) {//0000 0100 0000 0000 + pTxBufHead->wFIFOCtl |= FIFOCTL_GRPACK; + } + //the rest of pTxBufHead->wFragCtl:FragTyp will be set later in s_vFillFragParameter() + + //Set RrvTime/RTS/CTS Buffer + if (byPktTyp == PK_TYPE_11GB || byPktTyp == PK_TYPE_11GA) {//802.11g packet + + pvRrvTime = (PSRrvTime_gCTS) (pbyTxBufferAddr + wTxBufSize); + pMICHDR = NULL; + pvRTS = NULL; + pCTS = (PSCTS) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS)); + pvTxDataHd = (PSTxDataHead_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + sizeof(SCTS)); + cbHeaderSize = wTxBufSize + sizeof(SRrvTime_gCTS) + sizeof(SCTS) + sizeof(STxDataHead_g); + } + else { // 802.11a/b packet + pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize); + pMICHDR = NULL; + pvRTS = NULL; + pCTS = NULL; + pvTxDataHd = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab)); + cbHeaderSize = wTxBufSize + sizeof(SRrvTime_ab) + sizeof(STxDataHead_ab); + } + + ZERO_MEMORY((PVOID)(pbyTxBufferAddr + wTxBufSize), (cbHeaderSize - wTxBufSize)); + + MEMvCopy(&(sEthHeader.abyDstAddr[0]), &(pPacket->p80211Header->sA3.abyAddr1[0]), U_ETHER_ADDR_LEN); + MEMvCopy(&(sEthHeader.abySrcAddr[0]), &(pPacket->p80211Header->sA3.abyAddr2[0]), U_ETHER_ADDR_LEN); + //========================= + // No Fragmentation + //========================= + pTxBufHead->wFragCtl |= (WORD)FRAGCTL_NONFRAG; + + + //Fill FIFO,RrvTime,RTS,and CTS + s_vGenerateTxParameter(pDevice, byPktTyp, pbyTxBufferAddr, pvRrvTime, pvRTS, pCTS, + cbFrameSize, bNeedACK, TYPE_TXDMA0, &sEthHeader, wCurrentRate); + + //Fill DataHead + uDuration = s_uFillDataHead(pDevice, byPktTyp, pvTxDataHd, cbFrameSize, TYPE_TXDMA0, bNeedACK, + 0, 0, 1, AUTO_FB_NONE, wCurrentRate); + + pMACHeader = (PS802_11Header) (pbyTxBufferAddr + cbHeaderSize); + + cbReqCount = cbHeaderSize + cbMacHdLen + uPadding + cbIVlen + cbFrameBodySize; + + if (WLAN_GET_FC_ISWEP(pPacket->p80211Header->sA4.wFrameCtl) != 0) { + PBYTE pbyIVHead; + PBYTE pbyPayloadHead; + PBYTE pbyBSSID; + PSKeyItem pTransmitKey = NULL; + + pbyIVHead = (PBYTE)(pbyTxBufferAddr + cbHeaderSize + cbMacHdLen + uPadding); + pbyPayloadHead = (PBYTE)(pbyTxBufferAddr + cbHeaderSize + cbMacHdLen + uPadding + cbIVlen); + + //Fill TXKEY + //Kyle: Need fix: TKIP and AES did't encryt Mnt Packet. + //s_vFillTxKey(pDevice, (PBYTE)pTxBufHead->adwTxKey, NULL); + + //Fill IV(ExtIV,RSNHDR) + //s_vFillPrePayload(pDevice, pbyIVHead, NULL); + //--------------------------- + // S/W or H/W Encryption + //--------------------------- + //Fill MICHDR + //if (pDevice->bAES) { + // s_vFillMICHDR(pDevice, (PBYTE)pMICHDR, (PBYTE)pMACHeader, (WORD)cbFrameBodySize); + //} + do { + if ((pDevice->eOPMode == OP_MODE_INFRASTRUCTURE) && + (pDevice->bLinkPass == TRUE)) { + pbyBSSID = pDevice->abyBSSID; + // get pairwise key + if (KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, PAIRWISE_KEY, &pTransmitKey) == FALSE) { + // get group key + if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == TRUE) { + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Get GTK.\n"); + break; + } + } else { + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Get PTK.\n"); + break; + } + } + // get group key + pbyBSSID = pDevice->abyBroadcastAddr; + if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == FALSE) { + pTransmitKey = NULL; + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"KEY is NULL. OP Mode[%d]\n", pDevice->eOPMode); + } else { + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Get GTK.\n"); + } + } while(FALSE); + //Fill TXKEY + s_vFillTxKey(pDevice, (PBYTE)(pTxBufHead->adwTxKey), pbyIVHead, pTransmitKey, + (PBYTE)pMACHeader, (WORD)cbFrameBodySize, NULL); + + MEMvCopy(pMACHeader, pPacket->p80211Header, cbMacHdLen); + MEMvCopy(pbyPayloadHead, ((PBYTE)(pPacket->p80211Header) + cbMacHdLen), + cbFrameBodySize); + } + else { + // Copy the Packet into a tx Buffer + MEMvCopy(pMACHeader, pPacket->p80211Header, pPacket->cbMPDULen); + } + + pMACHeader->wSeqCtl = cpu_to_le16(pDevice->wSeqCounter << 4); + pDevice->wSeqCounter++ ; + if (pDevice->wSeqCounter > 0x0fff) + pDevice->wSeqCounter = 0; + + if (bIsPSPOLL) { + // The MAC will automatically replace the Duration-field of MAC header by Duration-field + // of FIFO control header. + // This will cause AID-field of PS-POLL packet be incorrect (Because PS-POLL's AID field is + // in the same place of other packet's Duration-field). + // And it will cause Cisco-AP to issue Disassociation-packet + if (byPktTyp == PK_TYPE_11GB || byPktTyp == PK_TYPE_11GA) { + ((PSTxDataHead_g)pvTxDataHd)->wDuration_a = cpu_to_le16(pPacket->p80211Header->sA2.wDurationID); + ((PSTxDataHead_g)pvTxDataHd)->wDuration_b = cpu_to_le16(pPacket->p80211Header->sA2.wDurationID); + } else { + ((PSTxDataHead_ab)pvTxDataHd)->wDuration = cpu_to_le16(pPacket->p80211Header->sA2.wDurationID); + } + } + + + // first TD is the only TD + //Set TSR1 & ReqCount in TxDescHead + pFrstTD->m_td1TD1.byTCR = (TCR_STP | TCR_EDP | EDMSDU); + pFrstTD->pTDInfo->skb_dma = pFrstTD->pTDInfo->buf_dma; + pFrstTD->m_td1TD1.wReqCount = cpu_to_le16((WORD)(cbReqCount)); + pFrstTD->buff_addr = cpu_to_le32(pFrstTD->pTDInfo->skb_dma); + pFrstTD->pTDInfo->byFlags = 0; + + if (MACbIsRegBitsOn(pDevice->PortOffset, MAC_REG_PSCTL, PSCTL_PS)) { + // Disable PS + MACbPSWakeup(pDevice->PortOffset); + } + pDevice->bPWBitOn = FALSE; + + wmb(); + pFrstTD->m_td0TD0.f1Owner = OWNED_BY_NIC; + wmb(); + + pDevice->iTDUsed[TYPE_TXDMA0]++; + + if (AVAIL_TD(pDevice, TYPE_TXDMA0) <= 1) { + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO " available td0 <= 1\n"); + } + + pDevice->apCurrTD[TYPE_TXDMA0] = pFrstTD->next; +#ifdef PLICE_DEBUG + //printk("SCAN:CurrentRate is %d,TxPower is %d\n",wCurrentRate,pTxBufHead->byTxPower); +#endif + +#ifdef TxInSleep + pDevice->nTxDataTimeCout=0; //2008-8-21 chester <add> for send null packet + #endif + + // Poll Transmit the adapter + MACvTransmit0(pDevice->PortOffset); + + return CMD_STATUS_PENDING; + +} + + +CMD_STATUS csBeacon_xmit(PSDevice pDevice, PSTxMgmtPacket pPacket) { + + BYTE byPktTyp; + PBYTE pbyBuffer = (PBYTE)pDevice->tx_beacon_bufs; + UINT cbFrameSize = pPacket->cbMPDULen + WLAN_FCS_LEN; + UINT cbHeaderSize = 0; + WORD wTxBufSize = sizeof(STxShortBufHead); + PSTxShortBufHead pTxBufHead = (PSTxShortBufHead) pbyBuffer; + PSTxDataHead_ab pTxDataHead = (PSTxDataHead_ab) (pbyBuffer + wTxBufSize); + PS802_11Header pMACHeader; + WORD wCurrentRate; + WORD wLen = 0x0000; + + + memset(pTxBufHead, 0, wTxBufSize); + + if (pDevice->eCurrentPHYType == PHY_TYPE_11A) { + wCurrentRate = RATE_6M; + byPktTyp = PK_TYPE_11A; + } else { + wCurrentRate = RATE_2M; + byPktTyp = PK_TYPE_11B; + } + + //Set Preamble type always long + pDevice->byPreambleType = PREAMBLE_LONG; + + //Set FIFOCTL_GENINT + + pTxBufHead->wFIFOCtl |= FIFOCTL_GENINT; + + + //Set packet type & Get Duration + if (byPktTyp == PK_TYPE_11A) {//0000 0000 0000 0000 + pTxDataHead->wDuration = cpu_to_le16((WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameSize, byPktTyp, + wCurrentRate, FALSE, 0, 0, 1, AUTO_FB_NONE)); + } + else if (byPktTyp == PK_TYPE_11B) {//0000 0001 0000 0000 + pTxBufHead->wFIFOCtl |= FIFOCTL_11B; + pTxDataHead->wDuration = cpu_to_le16((WORD)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameSize, byPktTyp, + wCurrentRate, FALSE, 0, 0, 1, AUTO_FB_NONE)); + } + + BBvCaculateParameter(pDevice, cbFrameSize, wCurrentRate, byPktTyp, + (PWORD)&(wLen), (PBYTE)&(pTxDataHead->byServiceField), (PBYTE)&(pTxDataHead->bySignalField) + ); + pTxDataHead->wTransmitLength = cpu_to_le16(wLen); + //Get TimeStampOff + pTxDataHead->wTimeStampOff = cpu_to_le16(wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE]); + cbHeaderSize = wTxBufSize + sizeof(STxDataHead_ab); + + //Generate Beacon Header + pMACHeader = (PS802_11Header)(pbyBuffer + cbHeaderSize); + MEMvCopy(pMACHeader, pPacket->p80211Header, pPacket->cbMPDULen); + + pMACHeader->wDurationID = 0; + pMACHeader->wSeqCtl = cpu_to_le16(pDevice->wSeqCounter << 4); + pDevice->wSeqCounter++ ; + if (pDevice->wSeqCounter > 0x0fff) + pDevice->wSeqCounter = 0; + + // Set Beacon buffer length + pDevice->wBCNBufLen = pPacket->cbMPDULen + cbHeaderSize; + + MACvSetCurrBCNTxDescAddr(pDevice->PortOffset, (pDevice->tx_beacon_dma)); + + MACvSetCurrBCNLength(pDevice->PortOffset, pDevice->wBCNBufLen); + // Set auto Transmit on + MACvRegBitsOn(pDevice->PortOffset, MAC_REG_TCR, TCR_AUTOBCNTX); + // Poll Transmit the adapter + MACvTransmitBCN(pDevice->PortOffset); + + return CMD_STATUS_PENDING; +} + + + +UINT +cbGetFragCount ( + IN PSDevice pDevice, + IN PSKeyItem pTransmitKey, + IN UINT cbFrameBodySize, + IN PSEthernetHeader psEthHeader + ) +{ + UINT cbMACHdLen; + UINT cbFrameSize; + UINT cbFragmentSize; //Hdr+(IV)+payoad+(MIC)+(ICV)+FCS + UINT cbFragPayloadSize; + UINT cbLastFragPayloadSize; + UINT cbIVlen = 0; + UINT cbICVlen = 0; + UINT cbMIClen = 0; + UINT cbFCSlen = 4; + UINT uMACfragNum = 1; + BOOL bNeedACK; + + + + if ((pDevice->eOPMode == OP_MODE_ADHOC) || + (pDevice->eOPMode == OP_MODE_AP)) { + if (IS_MULTICAST_ADDRESS(&(psEthHeader->abyDstAddr[0])) || + IS_BROADCAST_ADDRESS(&(psEthHeader->abyDstAddr[0]))) { + bNeedACK = FALSE; + } + else { + bNeedACK = TRUE; + } + } + else { + // MSDUs in Infra mode always need ACK + bNeedACK = TRUE; + } + + if (pDevice->bLongHeader) + cbMACHdLen = WLAN_HDR_ADDR3_LEN + 6; + else + cbMACHdLen = WLAN_HDR_ADDR3_LEN; + + + if (pDevice->bEncryptionEnable == TRUE) { + + if (pTransmitKey == NULL) { + if ((pDevice->eEncryptionStatus == Ndis802_11Encryption1Enabled) || + (pDevice->pMgmt->eAuthenMode < WMAC_AUTH_WPA)) { + cbIVlen = 4; + cbICVlen = 4; + } else if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) { + cbIVlen = 8;//IV+ExtIV + cbMIClen = 8; + cbICVlen = 4; + } else if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) { + cbIVlen = 8;//RSN Header + cbICVlen = 8;//MIC + } + } else if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) { + cbIVlen = 4; + cbICVlen = 4; + } else if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) { + cbIVlen = 8;//IV+ExtIV + cbMIClen = 8; + cbICVlen = 4; + } else if (pTransmitKey->byCipherSuite == KEY_CTL_CCMP) { + cbIVlen = 8;//RSN Header + cbICVlen = 8;//MIC + } + } + + cbFrameSize = cbMACHdLen + cbIVlen + (cbFrameBodySize + cbMIClen) + cbICVlen + cbFCSlen; + + if ((cbFrameSize > pDevice->wFragmentationThreshold) && (bNeedACK == TRUE)) { + // Fragmentation + cbFragmentSize = pDevice->wFragmentationThreshold; + cbFragPayloadSize = cbFragmentSize - cbMACHdLen - cbIVlen - cbICVlen - cbFCSlen; + uMACfragNum = (WORD) ((cbFrameBodySize + cbMIClen) / cbFragPayloadSize); + cbLastFragPayloadSize = (cbFrameBodySize + cbMIClen) % cbFragPayloadSize; + if (cbLastFragPayloadSize == 0) { + cbLastFragPayloadSize = cbFragPayloadSize; + } else { + uMACfragNum++; + } + } + return uMACfragNum; +} + + +VOID +vDMA0_tx_80211(PSDevice pDevice, struct sk_buff *skb, PBYTE pbMPDU, UINT cbMPDULen) { + + PSTxDesc pFrstTD; + BYTE byPktTyp; + PBYTE pbyTxBufferAddr; + PVOID pvRTS; + PVOID pvCTS; + PVOID pvTxDataHd; + UINT uDuration; + UINT cbReqCount; + PS802_11Header pMACHeader; + UINT cbHeaderSize; + UINT cbFrameBodySize; + BOOL bNeedACK; + BOOL bIsPSPOLL = FALSE; + PSTxBufHead pTxBufHead; + UINT cbFrameSize; + UINT cbIVlen = 0; + UINT cbICVlen = 0; + UINT cbMIClen = 0; + UINT cbFCSlen = 4; + UINT uPadding = 0; + UINT cbMICHDR = 0; + UINT uLength = 0; + DWORD dwMICKey0, dwMICKey1; + DWORD dwMIC_Priority; + PDWORD pdwMIC_L; + PDWORD pdwMIC_R; + WORD wTxBufSize; + UINT cbMacHdLen; + SEthernetHeader sEthHeader; + PVOID pvRrvTime; + PVOID pMICHDR; + PSMgmtObject pMgmt = pDevice->pMgmt; + WORD wCurrentRate = RATE_1M; + PUWLAN_80211HDR p80211Header; + UINT uNodeIndex = 0; + BOOL bNodeExist = FALSE; + SKeyItem STempKey; + PSKeyItem pTransmitKey = NULL; + PBYTE pbyIVHead; + PBYTE pbyPayloadHead; + PBYTE pbyMacHdr; + + UINT cbExtSuppRate = 0; +// PWLAN_IE pItem; + + + pvRrvTime = pMICHDR = pvRTS = pvCTS = pvTxDataHd = NULL; + + if(cbMPDULen <= WLAN_HDR_ADDR3_LEN) { + cbFrameBodySize = 0; + } + else { + cbFrameBodySize = cbMPDULen - WLAN_HDR_ADDR3_LEN; + } + p80211Header = (PUWLAN_80211HDR)pbMPDU; + + + pFrstTD = pDevice->apCurrTD[TYPE_TXDMA0]; + pbyTxBufferAddr = (PBYTE)pFrstTD->pTDInfo->buf; + pTxBufHead = (PSTxBufHead) pbyTxBufferAddr; + wTxBufSize = sizeof(STxBufHead); + memset(pTxBufHead, 0, wTxBufSize); + + if (pDevice->eCurrentPHYType == PHY_TYPE_11A) { + wCurrentRate = RATE_6M; + byPktTyp = PK_TYPE_11A; + } else { + wCurrentRate = RATE_1M; + byPktTyp = PK_TYPE_11B; + } + + // SetPower will cause error power TX state for OFDM Date packet in TX buffer. + // 2004.11.11 Kyle -- Using OFDM power to tx MngPkt will decrease the connection capability. + // And cmd timer will wait data pkt TX finish before scanning so it's OK + // to set power here. + if (pDevice->pMgmt->eScanState != WMAC_NO_SCANNING) { + RFbSetPower(pDevice, wCurrentRate, pDevice->byCurrentCh); + } else { + RFbSetPower(pDevice, wCurrentRate, pMgmt->uCurrChannel); + } + pTxBufHead->byTxPower = pDevice->byCurPwr; + + //+++++++++++++++++++++ Patch VT3253 A1 performance +++++++++++++++++++++++++++ + if (pDevice->byFOETuning) { + if ((p80211Header->sA3.wFrameCtl & TYPE_DATE_NULL) == TYPE_DATE_NULL) { + wCurrentRate = RATE_24M; + byPktTyp = PK_TYPE_11GA; + } + } + + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"vDMA0_tx_80211: p80211Header->sA3.wFrameCtl = %x \n", p80211Header->sA3.wFrameCtl); + + //Set packet type + if (byPktTyp == PK_TYPE_11A) {//0000 0000 0000 0000 + pTxBufHead->wFIFOCtl = 0; + } + else if (byPktTyp == PK_TYPE_11B) {//0000 0001 0000 0000 + pTxBufHead->wFIFOCtl |= FIFOCTL_11B; + } + else if (byPktTyp == PK_TYPE_11GB) {//0000 0010 0000 0000 + pTxBufHead->wFIFOCtl |= FIFOCTL_11GB; + } + else if (byPktTyp == PK_TYPE_11GA) {//0000 0011 0000 0000 + pTxBufHead->wFIFOCtl |= FIFOCTL_11GA; + } + + pTxBufHead->wFIFOCtl |= FIFOCTL_TMOEN; + pTxBufHead->wTimeStamp = cpu_to_le16(DEFAULT_MGN_LIFETIME_RES_64us); + + + if (IS_MULTICAST_ADDRESS(&(p80211Header->sA3.abyAddr1[0])) || + IS_BROADCAST_ADDRESS(&(p80211Header->sA3.abyAddr1[0]))) { + bNeedACK = FALSE; + if (pDevice->bEnableHostWEP) { + uNodeIndex = 0; + bNodeExist = TRUE; + }; + } + else { + if (pDevice->bEnableHostWEP) { + if (BSSDBbIsSTAInNodeDB(pDevice->pMgmt, (PBYTE)(p80211Header->sA3.abyAddr1), &uNodeIndex)) + bNodeExist = TRUE; + }; + bNeedACK = TRUE; + pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK; + }; + + if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) || + (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) ) { + + pTxBufHead->wFIFOCtl |= FIFOCTL_LRETRY; + //Set Preamble type always long + //pDevice->byPreambleType = PREAMBLE_LONG; + + // probe-response don't retry + //if ((p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_MGMT_PROBE_RSP) { + // bNeedACK = FALSE; + // pTxBufHead->wFIFOCtl &= (~FIFOCTL_NEEDACK); + //} + } + + pTxBufHead->wFIFOCtl |= (FIFOCTL_GENINT | FIFOCTL_ISDMA0); + + if ((p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_CTL_PSPOLL) { + bIsPSPOLL = TRUE; + cbMacHdLen = WLAN_HDR_ADDR2_LEN; + } else { + cbMacHdLen = WLAN_HDR_ADDR3_LEN; + } + + // hostapd deamon ext support rate patch + if (WLAN_GET_FC_FSTYPE(p80211Header->sA4.wFrameCtl) == WLAN_FSTYPE_ASSOCRESP) { + + if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len != 0) { + cbExtSuppRate += ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len + WLAN_IEHDR_LEN; + } + + if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len != 0) { + cbExtSuppRate += ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len + WLAN_IEHDR_LEN; + } + + if (cbExtSuppRate >0) { + cbFrameBodySize = WLAN_ASSOCRESP_OFF_SUPP_RATES; + } + } + + + //Set FRAGCTL_MACHDCNT + pTxBufHead->wFragCtl |= cpu_to_le16((WORD)cbMacHdLen << 10); + + // Notes: + // Although spec says MMPDU can be fragmented; In most case, + // no one will send a MMPDU under fragmentation. With RTS may occur. + pDevice->bAES = FALSE; //Set FRAGCTL_WEPTYP + + + if (WLAN_GET_FC_ISWEP(p80211Header->sA4.wFrameCtl) != 0) { + if (pDevice->eEncryptionStatus == Ndis802_11Encryption1Enabled) { + cbIVlen = 4; + cbICVlen = 4; + pTxBufHead->wFragCtl |= FRAGCTL_LEGACY; + } + else if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) { + cbIVlen = 8;//IV+ExtIV + cbMIClen = 8; + cbICVlen = 4; + pTxBufHead->wFragCtl |= FRAGCTL_TKIP; + //We need to get seed here for filling TxKey entry. + //TKIPvMixKey(pTransmitKey->abyKey, pDevice->abyCurrentNetAddr, + // pTransmitKey->wTSC15_0, pTransmitKey->dwTSC47_16, pDevice->abyPRNG); + } + else if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) { + cbIVlen = 8;//RSN Header + cbICVlen = 8;//MIC + cbMICHDR = sizeof(SMICHDRHead); + pTxBufHead->wFragCtl |= FRAGCTL_AES; + pDevice->bAES = TRUE; + } + //MAC Header should be padding 0 to DW alignment. + uPadding = 4 - (cbMacHdLen%4); + uPadding %= 4; + } + + cbFrameSize = cbMacHdLen + cbFrameBodySize + cbIVlen + cbMIClen + cbICVlen + cbFCSlen + cbExtSuppRate; + + //Set FIFOCTL_GrpAckPolicy + if (pDevice->bGrpAckPolicy == TRUE) {//0000 0100 0000 0000 + pTxBufHead->wFIFOCtl |= FIFOCTL_GRPACK; + } + //the rest of pTxBufHead->wFragCtl:FragTyp will be set later in s_vFillFragParameter() + + + if (byPktTyp == PK_TYPE_11GB || byPktTyp == PK_TYPE_11GA) {//802.11g packet + + pvRrvTime = (PSRrvTime_gCTS) (pbyTxBufferAddr + wTxBufSize); + pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS)); + pvRTS = NULL; + pvCTS = (PSCTS) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR); + pvTxDataHd = (PSTxDataHead_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS)); + cbHeaderSize = wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS) + sizeof(STxDataHead_g); + + } + else {//802.11a/b packet + + pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize); + pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab)); + pvRTS = NULL; + pvCTS = NULL; + pvTxDataHd = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR); + cbHeaderSize = wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(STxDataHead_ab); + + } + + ZERO_MEMORY((PVOID)(pbyTxBufferAddr + wTxBufSize), (cbHeaderSize - wTxBufSize)); + MEMvCopy(&(sEthHeader.abyDstAddr[0]), &(p80211Header->sA3.abyAddr1[0]), U_ETHER_ADDR_LEN); + MEMvCopy(&(sEthHeader.abySrcAddr[0]), &(p80211Header->sA3.abyAddr2[0]), U_ETHER_ADDR_LEN); + //========================= + // No Fragmentation + //========================= + pTxBufHead->wFragCtl |= (WORD)FRAGCTL_NONFRAG; + + + //Fill FIFO,RrvTime,RTS,and CTS + s_vGenerateTxParameter(pDevice, byPktTyp, pbyTxBufferAddr, pvRrvTime, pvRTS, pvCTS, + cbFrameSize, bNeedACK, TYPE_TXDMA0, &sEthHeader, wCurrentRate); + + //Fill DataHead + uDuration = s_uFillDataHead(pDevice, byPktTyp, pvTxDataHd, cbFrameSize, TYPE_TXDMA0, bNeedACK, + 0, 0, 1, AUTO_FB_NONE, wCurrentRate); + + pMACHeader = (PS802_11Header) (pbyTxBufferAddr + cbHeaderSize); + + cbReqCount = cbHeaderSize + cbMacHdLen + uPadding + cbIVlen + (cbFrameBodySize + cbMIClen) + cbExtSuppRate; + + pbyMacHdr = (PBYTE)(pbyTxBufferAddr + cbHeaderSize); + pbyPayloadHead = (PBYTE)(pbyMacHdr + cbMacHdLen + uPadding + cbIVlen); + pbyIVHead = (PBYTE)(pbyMacHdr + cbMacHdLen + uPadding); + + // Copy the Packet into a tx Buffer + memcpy(pbyMacHdr, pbMPDU, cbMacHdLen); + + // version set to 0, patch for hostapd deamon + pMACHeader->wFrameCtl &= cpu_to_le16(0xfffc); + memcpy(pbyPayloadHead, (pbMPDU + cbMacHdLen), cbFrameBodySize); + + // replace support rate, patch for hostapd deamon( only support 11M) + if (WLAN_GET_FC_FSTYPE(p80211Header->sA4.wFrameCtl) == WLAN_FSTYPE_ASSOCRESP) { + if (cbExtSuppRate != 0) { + if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len != 0) + memcpy((pbyPayloadHead + cbFrameBodySize), + pMgmt->abyCurrSuppRates, + ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len + WLAN_IEHDR_LEN + ); + if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len != 0) + memcpy((pbyPayloadHead + cbFrameBodySize) + ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len + WLAN_IEHDR_LEN, + pMgmt->abyCurrExtSuppRates, + ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len + WLAN_IEHDR_LEN + ); + } + } + + // Set wep + if (WLAN_GET_FC_ISWEP(p80211Header->sA4.wFrameCtl) != 0) { + + if (pDevice->bEnableHostWEP) { + pTransmitKey = &STempKey; + pTransmitKey->byCipherSuite = pMgmt->sNodeDBTable[uNodeIndex].byCipherSuite; + pTransmitKey->dwKeyIndex = pMgmt->sNodeDBTable[uNodeIndex].dwKeyIndex; + pTransmitKey->uKeyLength = pMgmt->sNodeDBTable[uNodeIndex].uWepKeyLength; + pTransmitKey->dwTSC47_16 = pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16; + pTransmitKey->wTSC15_0 = pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0; + memcpy(pTransmitKey->abyKey, + &pMgmt->sNodeDBTable[uNodeIndex].abyWepKey[0], + pTransmitKey->uKeyLength + ); + } + + if ((pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)) { + + dwMICKey0 = *(PDWORD)(&pTransmitKey->abyKey[16]); + dwMICKey1 = *(PDWORD)(&pTransmitKey->abyKey[20]); + + // DO Software Michael + MIC_vInit(dwMICKey0, dwMICKey1); + MIC_vAppend((PBYTE)&(sEthHeader.abyDstAddr[0]), 12); + dwMIC_Priority = 0; + MIC_vAppend((PBYTE)&dwMIC_Priority, 4); + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"DMA0_tx_8021:MIC KEY: %lX, %lX\n", dwMICKey0, dwMICKey1); + + uLength = cbHeaderSize + cbMacHdLen + uPadding + cbIVlen; + + MIC_vAppend((pbyTxBufferAddr + uLength), cbFrameBodySize); + + pdwMIC_L = (PDWORD)(pbyTxBufferAddr + uLength + cbFrameBodySize); + pdwMIC_R = (PDWORD)(pbyTxBufferAddr + uLength + cbFrameBodySize + 4); + + MIC_vGetMIC(pdwMIC_L, pdwMIC_R); + MIC_vUnInit(); + + if (pDevice->bTxMICFail == TRUE) { + *pdwMIC_L = 0; + *pdwMIC_R = 0; + pDevice->bTxMICFail = FALSE; + } + + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"uLength: %d, %d\n", uLength, cbFrameBodySize); + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"cbReqCount:%d, %d, %d, %d\n", cbReqCount, cbHeaderSize, uPadding, cbIVlen); + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"MIC:%lx, %lx\n", *pdwMIC_L, *pdwMIC_R); + + } + + + s_vFillTxKey(pDevice, (PBYTE)(pTxBufHead->adwTxKey), pbyIVHead, pTransmitKey, + pbyMacHdr, (WORD)cbFrameBodySize, (PBYTE)pMICHDR); + + if (pDevice->bEnableHostWEP) { + pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16 = pTransmitKey->dwTSC47_16; + pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0 = pTransmitKey->wTSC15_0; + } + + if ((pDevice->byLocalID <= REV_ID_VT3253_A1)) { + s_vSWencryption(pDevice, pTransmitKey, pbyPayloadHead, (WORD)(cbFrameBodySize + cbMIClen)); + } + } + + pMACHeader->wSeqCtl = cpu_to_le16(pDevice->wSeqCounter << 4); + pDevice->wSeqCounter++ ; + if (pDevice->wSeqCounter > 0x0fff) + pDevice->wSeqCounter = 0; + + + if (bIsPSPOLL) { + // The MAC will automatically replace the Duration-field of MAC header by Duration-field + // of FIFO control header. + // This will cause AID-field of PS-POLL packet be incorrect (Because PS-POLL's AID field is + // in the same place of other packet's Duration-field). + // And it will cause Cisco-AP to issue Disassociation-packet + if (byPktTyp == PK_TYPE_11GB || byPktTyp == PK_TYPE_11GA) { + ((PSTxDataHead_g)pvTxDataHd)->wDuration_a = cpu_to_le16(p80211Header->sA2.wDurationID); + ((PSTxDataHead_g)pvTxDataHd)->wDuration_b = cpu_to_le16(p80211Header->sA2.wDurationID); + } else { + ((PSTxDataHead_ab)pvTxDataHd)->wDuration = cpu_to_le16(p80211Header->sA2.wDurationID); + } + } + + + // first TD is the only TD + //Set TSR1 & ReqCount in TxDescHead + pFrstTD->pTDInfo->skb = skb; + pFrstTD->m_td1TD1.byTCR = (TCR_STP | TCR_EDP | EDMSDU); + pFrstTD->pTDInfo->skb_dma = pFrstTD->pTDInfo->buf_dma; + pFrstTD->m_td1TD1.wReqCount = cpu_to_le16(cbReqCount); + pFrstTD->buff_addr = cpu_to_le32(pFrstTD->pTDInfo->skb_dma); + pFrstTD->pTDInfo->byFlags = 0; + pFrstTD->pTDInfo->byFlags |= TD_FLAGS_PRIV_SKB; + + if (MACbIsRegBitsOn(pDevice->PortOffset, MAC_REG_PSCTL, PSCTL_PS)) { + // Disable PS + MACbPSWakeup(pDevice->PortOffset); + } + pDevice->bPWBitOn = FALSE; + + wmb(); + pFrstTD->m_td0TD0.f1Owner = OWNED_BY_NIC; + wmb(); + + pDevice->iTDUsed[TYPE_TXDMA0]++; + + if (AVAIL_TD(pDevice, TYPE_TXDMA0) <= 1) { + DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO " available td0 <= 1\n"); + } + + pDevice->apCurrTD[TYPE_TXDMA0] = pFrstTD->next; + + // Poll Transmit the adapter + MACvTransmit0(pDevice->PortOffset); + + return; +} + + |