Neatening only.
git diff -w shows no differences.
Signed-off-by: Joe Perches <joe@xxxxxxxxxxx>
---
drivers/staging/vt6655/rxtx.c | 6378 ++++++++++++++++++++---------------------
drivers/staging/vt6655/rxtx.h | 52 +-
2 files changed, 3215 insertions(+), 3215 deletions(-)
rewrite drivers/staging/vt6655/rxtx.c (93%)
diff --git a/drivers/staging/vt6655/rxtx.c b/drivers/staging/vt6655/rxtx.c
dissimilarity index 93%
index d66854f..ed33e96 100644
--- a/drivers/staging/vt6655/rxtx.c
+++ b/drivers/staging/vt6655/rxtx.c
@@ -1,3189 +1,3189 @@
-/*
- * 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 required parameter.
- * vGenerateMACHeader - Translate 802.3 to 802.11 header
- * cbGetFragCount - Calculate fragment 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 required duration
- * s_uGetRTSCTSRsvTime- get rts/cts reserved time
- * s_uGetTxRsvTime- get frame reserved time
- * s_vFillCTSHead- fulfill CTS ctl header
- * s_vFillFragParameter- Set fragment 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:
- *
- */
-
-#include "device.h"
-#include "rxtx.h"
-#include "tether.h"
-#include "card.h"
-#include "bssdb.h"
-#include "mac.h"
-#include "baseband.h"
-#include "michael.h"
-#include "tkip.h"
-#include "tcrc.h"
-#include "wctl.h"
-#include "wroute.h"
-#include "hostap.h"
-#include "rf.h"
-
-/*--------------------- 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 unsigned short 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 unsigned short 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 unsigned short 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(
- PSDevice pDevice,
- unsigned char *pbyBuf,
- unsigned char *pbyIVHead,
- PSKeyItem pTransmitKey,
- unsigned char *pbyHdrBuf,
- unsigned short wPayloadLen,
- unsigned char *pMICHDR
- );
-
-
-
-static
-void
-s_vFillRTSHead(
- PSDevice pDevice,
- unsigned char byPktType,
- void * pvRTS,
- unsigned int cbFrameLength,
- bool bNeedAck,
- bool bDisCRC,
- PSEthernetHeader psEthHeader,
- unsigned short wCurrentRate,
- unsigned char byFBOption
- );
-
-static
-void
-s_vGenerateTxParameter(
- PSDevice pDevice,
- unsigned char byPktType,
- void * pTxBufHead,
- void * pvRrvTime,
- void * pvRTS,
- void * pvCTS,
- unsigned int cbFrameSize,
- bool bNeedACK,
- unsigned int uDMAIdx,
- PSEthernetHeader psEthHeader,
- unsigned short wCurrentRate
- );
-
-
-
-static void s_vFillFragParameter(
- PSDevice pDevice,
- unsigned char *pbyBuffer,
- unsigned int uTxType,
- void * pvtdCurr,
- unsigned short wFragType,
- unsigned int cbReqCount
- );
-
-
-static unsigned int
-s_cbFillTxBufHead(PSDevice pDevice, unsigned char byPktType, unsigned char *pbyTxBufferAddr,
- unsigned int cbFrameBodySize, unsigned int uDMAIdx, PSTxDesc pHeadTD,
- PSEthernetHeader psEthHeader, unsigned char *pPacket, bool bNeedEncrypt,
- PSKeyItem pTransmitKey, unsigned int uNodeIndex, unsigned int *puMACfragNum);
-
-
-static
-unsigned int
-s_uFillDataHead (
- PSDevice pDevice,
- unsigned char byPktType,
- void * pTxDataHead,
- unsigned int cbFrameLength,
- unsigned int uDMAIdx,
- bool bNeedAck,
- unsigned int uFragIdx,
- unsigned int cbLastFragmentSize,
- unsigned int uMACfragNum,
- unsigned char byFBOption,
- unsigned short wCurrentRate
- );
-
-
-/*--------------------- Export Variables --------------------------*/
-
-
-
-static
-void
-s_vFillTxKey (
- PSDevice pDevice,
- unsigned char *pbyBuf,
- unsigned char *pbyIVHead,
- PSKeyItem pTransmitKey,
- unsigned char *pbyHdrBuf,
- unsigned short wPayloadLen,
- unsigned char *pMICHDR
- )
-{
- unsigned long *pdwIV = (unsigned long *) pbyIVHead;
- unsigned long *pdwExtIV = (unsigned long *) ((unsigned char *)pbyIVHead+4);
- unsigned short wValue;
- PS802_11Header pMACHeader = (PS802_11Header)pbyHdrBuf;
- unsigned long dwRevIVCounter;
- unsigned char 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 ){
- memcpy(pDevice->abyPRNG, (unsigned char *)&(dwRevIVCounter), 3);
- memcpy(pDevice->abyPRNG+3, pTransmitKey->abyKey, pTransmitKey->uKeyLength);
- } else {
- memcpy(pbyBuf, (unsigned char *)&(dwRevIVCounter), 3);
- memcpy(pbyBuf+3, pTransmitKey->abyKey, pTransmitKey->uKeyLength);
- if(pTransmitKey->uKeyLength == WLAN_WEP40_KEYLEN) {
- memcpy(pbyBuf+8, (unsigned char *)&(dwRevIVCounter), 3);
- memcpy(pbyBuf+11, pTransmitKey->abyKey, pTransmitKey->uKeyLength);
- }
- memcpy(pDevice->abyPRNG, pbyBuf, 16);
- }
- // Append IV after Mac Header
- *pdwIV &= WEP_IV_MASK;//00000000 11111111 11111111 11111111
- *pdwIV |= (unsigned long)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);
- memcpy(pbyBuf, pDevice->abyPRNG, 16);
- // Make IV
- memcpy(pdwIV, pDevice->abyPRNG, 3);
-
- *(pbyIVHead+3) = (unsigned char)(((byKeyIndex << 6) & 0xc0) | 0x20); // 0x20 is ExtIV
- // Append IV&ExtIV after Mac Header
- *pdwExtIV = cpu_to_le32(pTransmitKey->dwTSC47_16);
- DBG_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++;
- }
- memcpy(pbyBuf, pTransmitKey->abyKey, 16);
-
- // Make IV
- *pdwIV = 0;
- *(pbyIVHead+3) = (unsigned char)(((byKeyIndex << 6) & 0xc0) | 0x20); // 0x20 is ExtIV
- *pdwIV |= cpu_to_le16((unsigned short)(pTransmitKey->wTSC15_0));
- //Append IV&ExtIV after Mac Header
- *pdwExtIV = cpu_to_le32(pTransmitKey->dwTSC47_16);
-
- //Fill MICHDR0
- *pMICHDR = 0x59;
- *((unsigned char *)(pMICHDR+1)) = 0; // TxPriority
- memcpy(pMICHDR+2, &(pMACHeader->abyAddr2[0]), 6);
- *((unsigned char *)(pMICHDR+8)) = HIBYTE(HIWORD(pTransmitKey->dwTSC47_16));
- *((unsigned char *)(pMICHDR+9)) = LOBYTE(HIWORD(pTransmitKey->dwTSC47_16));
- *((unsigned char *)(pMICHDR+10)) = HIBYTE(LOWORD(pTransmitKey->dwTSC47_16));
- *((unsigned char *)(pMICHDR+11)) = LOBYTE(LOWORD(pTransmitKey->dwTSC47_16));
- *((unsigned char *)(pMICHDR+12)) = HIBYTE(pTransmitKey->wTSC15_0);
- *((unsigned char *)(pMICHDR+13)) = LOBYTE(pTransmitKey->wTSC15_0);
- *((unsigned char *)(pMICHDR+14)) = HIBYTE(wPayloadLen);
- *((unsigned char *)(pMICHDR+15)) = LOBYTE(wPayloadLen);
-
- //Fill MICHDR1
- *((unsigned char *)(pMICHDR+16)) = 0; // HLEN[15:8]
- if (pDevice->bLongHeader) {
- *((unsigned char *)(pMICHDR+17)) = 28; // HLEN[7:0]
- } else {
- *((unsigned char *)(pMICHDR+17)) = 22; // HLEN[7:0]
- }
- wValue = cpu_to_le16(pMACHeader->wFrameCtl & 0xC78F);
- memcpy(pMICHDR+18, (unsigned char *)&wValue, 2); // MSKFRACTL
- memcpy(pMICHDR+20, &(pMACHeader->abyAddr1[0]), 6);
- memcpy(pMICHDR+26, &(pMACHeader->abyAddr2[0]), 6);
-
- //Fill MICHDR2
- memcpy(pMICHDR+32, &(pMACHeader->abyAddr3[0]), 6);
- wValue = pMACHeader->wSeqCtl;
- wValue &= 0x000F;
- wValue = cpu_to_le16(wValue);
- memcpy(pMICHDR+38, (unsigned char *)&wValue, 2); // MSKSEQCTL
- if (pDevice->bLongHeader) {
- memcpy(pMICHDR+40, &(pMACHeader->abyAddr4[0]), 6);
- }
- }
-}
-
-
-static
-void
-s_vSWencryption (
- PSDevice pDevice,
- PSKeyItem pTransmitKey,
- unsigned char *pbyPayloadHead,
- unsigned short wPayloadSize
- )
-{
- unsigned int cbICVlen = 4;
- unsigned long dwICV = 0xFFFFFFFFL;
- unsigned long *pdwICV;
-
- if (pTransmitKey == NULL)
- return;
-
- if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) {
- //=======================================================================
- // Append ICV after payload
- dwICV = CRCdwGetCrc32Ex(pbyPayloadHead, wPayloadSize, dwICV);//ICV(Payload)
- pdwICV = (unsigned long *)(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 = (unsigned long *)(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);
- //=======================================================================
- }
-}
-
-
-
-
-/*byPktType : PK_TYPE_11A 0
- PK_TYPE_11B 1
- PK_TYPE_11GB 2
- PK_TYPE_11GA 3
-*/
-static
-unsigned int
-s_uGetTxRsvTime (
- PSDevice pDevice,
- unsigned char byPktType,
- unsigned int cbFrameLength,
- unsigned short wRate,
- bool bNeedAck
- )
-{
- unsigned int uDataTime, uAckTime;
-
- uDataTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, cbFrameLength, wRate);
-#ifdef PLICE_DEBUG
- //printk("s_uGetTxRsvTime is %d\n",uDataTime);
-#endif
- if (byPktType == PK_TYPE_11B) {//llb,CCK mode
- uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, (unsigned short)pDevice->byTopCCKBasicRate);
- } else {//11g 2.4G OFDM mode & 11a 5G OFDM mode
- uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, (unsigned short)pDevice->byTopOFDMBasicRate);
- }
-
- if (bNeedAck) {
- return (uDataTime + pDevice->uSIFS + uAckTime);
- }
- else {
- return uDataTime;
- }
-}
-
-//byFreqType: 0=>5GHZ 1=>2.4GHZ
-static
-unsigned int
-s_uGetRTSCTSRsvTime (
- PSDevice pDevice,
- unsigned char byRTSRsvType,
- unsigned char byPktType,
- unsigned int cbFrameLength,
- unsigned short wCurrentRate
- )
-{
- unsigned int uRrvTime , uRTSTime, uCTSTime, uAckTime, uDataTime;
-
- uRrvTime = uRTSTime = uCTSTime = uAckTime = uDataTime = 0;
-
-
- uDataTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, cbFrameLength, wCurrentRate);
- if (byRTSRsvType == 0) { //RTSTxRrvTime_bb
- uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopCCKBasicRate);
- uCTSTime = uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
- }
- else if (byRTSRsvType == 1){ //RTSTxRrvTime_ba, only in 2.4GHZ
- uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopCCKBasicRate);
- uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
- uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
- }
- else if (byRTSRsvType == 2) { //RTSTxRrvTime_aa
- uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopOFDMBasicRate);
- uCTSTime = uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
- }
- else if (byRTSRsvType == 3) { //CTSTxRrvTime_ba, only in 2.4GHZ
- uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
- uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 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
-unsigned int
-s_uGetDataDuration (
- PSDevice pDevice,
- unsigned char byDurType,
- unsigned int cbFrameLength,
- unsigned char byPktType,
- unsigned short wRate,
- bool bNeedAck,
- unsigned int uFragIdx,
- unsigned int cbLastFragmentSize,
- unsigned int uMACfragNum,
- unsigned char byFBOption
- )
-{
- bool bLastFrag = 0;
- unsigned int 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
-unsigned int
-s_uGetRTSCTSDuration (
- PSDevice pDevice,
- unsigned char byDurType,
- unsigned int cbFrameLength,
- unsigned char byPktType,
- unsigned short wRate,
- bool bNeedAck,
- unsigned char byFBOption
- )
-{
- unsigned int 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
-unsigned int
-s_uFillDataHead (
- PSDevice pDevice,
- unsigned char byPktType,
- void * pTxDataHead,
- unsigned int cbFrameLength,
- unsigned int uDMAIdx,
- bool bNeedAck,
- unsigned int uFragIdx,
- unsigned int cbLastFragmentSize,
- unsigned int uMACfragNum,
- unsigned char byFBOption,
- unsigned short wCurrentRate
- )
-{
- unsigned short wLen = 0x0000;
-
- if (pTxDataHead == NULL) {
- return 0;
- }
-
- if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {
- if (byFBOption == AUTO_FB_NONE) {
- PSTxDataHead_g pBuf = (PSTxDataHead_g)pTxDataHead;
- //Get SignalField,ServiceField,Length
- BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType,
- (unsigned short *)&(wLen), (unsigned char *)&(pBuf->byServiceField_a), (unsigned char *)&(pBuf->bySignalField_a)
- );
- pBuf->wTransmitLength_a = cpu_to_le16(wLen);
- BBvCalculateParameter(pDevice, cbFrameLength, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
- (unsigned short *)&(wLen), (unsigned char *)&(pBuf->byServiceField_b), (unsigned char *)&(pBuf->bySignalField_b)
- );
- pBuf->wTransmitLength_b = cpu_to_le16(wLen);
- //Get Duration and TimeStamp
- pBuf->wDuration_a = cpu_to_le16((unsigned short)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength,
- byPktType, wCurrentRate, bNeedAck, uFragIdx,
- cbLastFragmentSize, uMACfragNum,
- byFBOption)); //1: 2.4GHz
- pBuf->wDuration_b = cpu_to_le16((unsigned short)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
- BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType,
- (unsigned short *)&(wLen), (unsigned char *)&(pBuf->byServiceField_a), (unsigned char *)&(pBuf->bySignalField_a)
- );
- pBuf->wTransmitLength_a = cpu_to_le16(wLen);
- BBvCalculateParameter(pDevice, cbFrameLength, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
- (unsigned short *)&(wLen), (unsigned char *)&(pBuf->byServiceField_b), (unsigned char *)&(pBuf->bySignalField_b)
- );
- pBuf->wTransmitLength_b = cpu_to_le16(wLen);
- //Get Duration and TimeStamp
- pBuf->wDuration_a = cpu_to_le16((unsigned short)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType,
- wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption)); //1: 2.4GHz
- pBuf->wDuration_b = cpu_to_le16((unsigned short)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((unsigned short)s_uGetDataDuration(pDevice, DATADUR_A_F0, cbFrameLength, byPktType,
- wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption)); //1: 2.4GHz
- pBuf->wDuration_a_f1 = cpu_to_le16((unsigned short)s_uGetDataDuration(pDevice, DATADUR_A_F1, cbFrameLength, byPktType,
- 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 (byPktType == PK_TYPE_11A) {
- if ((byFBOption != AUTO_FB_NONE)) {
- // Auto Fallback
- PSTxDataHead_a_FB pBuf = (PSTxDataHead_a_FB)pTxDataHead;
- //Get SignalField,ServiceField,Length
- BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType,
- (unsigned short *)&(wLen), (unsigned char *)&(pBuf->byServiceField), (unsigned char *)&(pBuf->bySignalField)
- );
- pBuf->wTransmitLength = cpu_to_le16(wLen);
- //Get Duration and TimeStampOff
-
- pBuf->wDuration = cpu_to_le16((unsigned short)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType,
- wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption)); //0: 5GHz
- pBuf->wDuration_f0 = cpu_to_le16((unsigned short)s_uGetDataDuration(pDevice, DATADUR_A_F0, cbFrameLength, byPktType,
- wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption)); //0: 5GHz
- pBuf->wDuration_f1 = cpu_to_le16((unsigned short)s_uGetDataDuration(pDevice, DATADUR_A_F1, cbFrameLength, byPktType,
- 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
- BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType,
- (unsigned short *)&(wLen), (unsigned char *)&(pBuf->byServiceField), (unsigned char *)&(pBuf->bySignalField)
- );
- pBuf->wTransmitLength = cpu_to_le16(wLen);
- //Get Duration and TimeStampOff
-
- pBuf->wDuration = cpu_to_le16((unsigned short)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType,
- 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
- BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType,
- (unsigned short *)&(wLen), (unsigned char *)&(pBuf->byServiceField), (unsigned char *)&(pBuf->bySignalField)
- );
- pBuf->wTransmitLength = cpu_to_le16(wLen);
- //Get Duration and TimeStampOff
- pBuf->wDuration = cpu_to_le16((unsigned short)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameLength, byPktType,
- 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 (
- PSDevice pDevice,
- unsigned char byPktType,
- void * pvRTS,
- unsigned int cbFrameLength,
- bool bNeedAck,
- bool bDisCRC,
- PSEthernetHeader psEthHeader,
- unsigned short wCurrentRate,
- unsigned char byFBOption
- )
-{
- unsigned int uRTSFrameLen = 20;
- unsigned short wLen = 0x0000;
-
- 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 modify codes for them.
- if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {
- if (byFBOption == AUTO_FB_NONE) {
- PSRTS_g pBuf = (PSRTS_g)pvRTS;
- //Get SignalField,ServiceField,Length
- BBvCalculateParameter(pDevice, uRTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
- (unsigned short *)&(wLen), (unsigned char *)&(pBuf->byServiceField_b), (unsigned char *)&(pBuf->bySignalField_b)
- );
- pBuf->wTransmitLength_b = cpu_to_le16(wLen);
- BBvCalculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktType,
- (unsigned short *)&(wLen), (unsigned char *)&(pBuf->byServiceField_a), (unsigned char *)&(pBuf->bySignalField_a)
- );
- pBuf->wTransmitLength_a = cpu_to_le16(wLen);
- //Get Duration
- pBuf->wDuration_bb = cpu_to_le16((unsigned short)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((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //2:RTSDuration_aa, 1:2.4G, 2,3: 2.4G OFDMData
- pBuf->wDuration_ba = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_BA, cbFrameLength, byPktType, 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)) {
- memcpy(&(pBuf->Data.abyRA[0]), &(psEthHeader->abyDstAddr[0]), ETH_ALEN);
- }
- else {
- memcpy(&(pBuf->Data.abyRA[0]), &(pDevice->abyBSSID[0]), ETH_ALEN);
- }
- if (pDevice->eOPMode == OP_MODE_AP) {
- memcpy(&(pBuf->Data.abyTA[0]), &(pDevice->abyBSSID[0]), ETH_ALEN);
- }
- else {
- memcpy(&(pBuf->Data.abyTA[0]), &(psEthHeader->abySrcAddr[0]), ETH_ALEN);
- }
- }
- else {
- PSRTS_g_FB pBuf = (PSRTS_g_FB)pvRTS;
- //Get SignalField,ServiceField,Length
- BBvCalculateParameter(pDevice, uRTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
- (unsigned short *)&(wLen), (unsigned char *)&(pBuf->byServiceField_b), (unsigned char *)&(pBuf->bySignalField_b)
- );
- pBuf->wTransmitLength_b = cpu_to_le16(wLen);
- BBvCalculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktType,
- (unsigned short *)&(wLen), (unsigned char *)&(pBuf->byServiceField_a), (unsigned char *)&(pBuf->bySignalField_a)
- );
- pBuf->wTransmitLength_a = cpu_to_le16(wLen);
-
- //Get Duration
- pBuf->wDuration_bb = cpu_to_le16((unsigned short)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((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //2:RTSDuration_aa, 1:2.4G, 2,3:2.4G OFDMData
- pBuf->wDuration_ba = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_BA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //1:RTSDuration_ba, 1:2.4G, 2,3:2.4G OFDMData
- pBuf->wRTSDuration_ba_f0 = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_BA_F0, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //4:wRTSDuration_ba_f0, 1:2.4G, 1:CCKData
- pBuf->wRTSDuration_aa_f0 = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA_F0, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //5:wRTSDuration_aa_f0, 1:2.4G, 1:CCKData
- pBuf->wRTSDuration_ba_f1 = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_BA_F1, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //6:wRTSDuration_ba_f1, 1:2.4G, 1:CCKData
- pBuf->wRTSDuration_aa_f1 = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA_F1, cbFrameLength, byPktType, 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)) {
- memcpy(&(pBuf->Data.abyRA[0]), &(psEthHeader->abyDstAddr[0]), ETH_ALEN);
- }
- else {
- memcpy(&(pBuf->Data.abyRA[0]), &(pDevice->abyBSSID[0]), ETH_ALEN);
- }
-
- if (pDevice->eOPMode == OP_MODE_AP) {
- memcpy(&(pBuf->Data.abyTA[0]), &(pDevice->abyBSSID[0]), ETH_ALEN);
- }
- else {
- memcpy(&(pBuf->Data.abyTA[0]), &(psEthHeader->abySrcAddr[0]), ETH_ALEN);
- }
-
- } // if (byFBOption == AUTO_FB_NONE)
- }
- else if (byPktType == PK_TYPE_11A) {
- if (byFBOption == AUTO_FB_NONE) {
- PSRTS_ab pBuf = (PSRTS_ab)pvRTS;
- //Get SignalField,ServiceField,Length
- BBvCalculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktType,
- (unsigned short *)&(wLen), (unsigned char *)&(pBuf->byServiceField), (unsigned char *)&(pBuf->bySignalField)
- );
- pBuf->wTransmitLength = cpu_to_le16(wLen);
- //Get Duration
- pBuf->wDuration = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktType, 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)) {
- memcpy(&(pBuf->Data.abyRA[0]), &(psEthHeader->abyDstAddr[0]), ETH_ALEN);
- }
- else {
- memcpy(&(pBuf->Data.abyRA[0]), &(pDevice->abyBSSID[0]), ETH_ALEN);
- }
-
- if (pDevice->eOPMode == OP_MODE_AP) {
- memcpy(&(pBuf->Data.abyTA[0]), &(pDevice->abyBSSID[0]), ETH_ALEN);
- }
- else {
- memcpy(&(pBuf->Data.abyTA[0]), &(psEthHeader->abySrcAddr[0]), ETH_ALEN);
- }
-
- }
- else {
- PSRTS_a_FB pBuf = (PSRTS_a_FB)pvRTS;
- //Get SignalField,ServiceField,Length
- BBvCalculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktType,
- (unsigned short *)&(wLen), (unsigned char *)&(pBuf->byServiceField), (unsigned char *)&(pBuf->bySignalField)
- );
- pBuf->wTransmitLength = cpu_to_le16(wLen);
- //Get Duration
- pBuf->wDuration = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //0:RTSDuration_aa, 0:5G, 0: 5G OFDMData
- pBuf->wRTSDuration_f0 = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA_F0, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //5:RTSDuration_aa_f0, 0:5G, 0: 5G OFDMData
- pBuf->wRTSDuration_f1 = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA_F1, cbFrameLength, byPktType, 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)) {
- memcpy(&(pBuf->Data.abyRA[0]), &(psEthHeader->abyDstAddr[0]), ETH_ALEN);
- }
- else {
- memcpy(&(pBuf->Data.abyRA[0]), &(pDevice->abyBSSID[0]), ETH_ALEN);
- }
- if (pDevice->eOPMode == OP_MODE_AP) {
- memcpy(&(pBuf->Data.abyTA[0]), &(pDevice->abyBSSID[0]), ETH_ALEN);
- }
- else {
- memcpy(&(pBuf->Data.abyTA[0]), &(psEthHeader->abySrcAddr[0]), ETH_ALEN);
- }
- }
- }
- else if (byPktType == PK_TYPE_11B) {
- PSRTS_ab pBuf = (PSRTS_ab)pvRTS;
- //Get SignalField,ServiceField,Length
- BBvCalculateParameter(pDevice, uRTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
- (unsigned short *)&(wLen), (unsigned char *)&(pBuf->byServiceField), (unsigned char *)&(pBuf->bySignalField)
- );
- pBuf->wTransmitLength = cpu_to_le16(wLen);
- //Get Duration
- pBuf->wDuration = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_BB, cbFrameLength, byPktType, 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)) {
- memcpy(&(pBuf->Data.abyRA[0]), &(psEthHeader->abyDstAddr[0]), ETH_ALEN);
- }
- else {
- memcpy(&(pBuf->Data.abyRA[0]), &(pDevice->abyBSSID[0]), ETH_ALEN);
- }
-
- if (pDevice->eOPMode == OP_MODE_AP) {
- memcpy(&(pBuf->Data.abyTA[0]), &(pDevice->abyBSSID[0]), ETH_ALEN);
- }
- else {
- memcpy(&(pBuf->Data.abyTA[0]), &(psEthHeader->abySrcAddr[0]), ETH_ALEN);
- }
- }
-}
-
-static
-void
-s_vFillCTSHead (
- PSDevice pDevice,
- unsigned int uDMAIdx,
- unsigned char byPktType,
- void * pvCTS,
- unsigned int cbFrameLength,
- bool bNeedAck,
- bool bDisCRC,
- unsigned short wCurrentRate,
- unsigned char byFBOption
- )
-{
- unsigned int uCTSFrameLen = 14;
- unsigned short 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 (byPktType == PK_TYPE_11GB || byPktType == 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
- BBvCalculateParameter(pDevice, uCTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
- (unsigned short *)&(wLen), (unsigned char *)&(pBuf->byServiceField_b), (unsigned char *)&(pBuf->bySignalField_b)
- );
-
-
- pBuf->wTransmitLength_b = cpu_to_le16(wLen);
-
- pBuf->wDuration_ba = (unsigned short)s_uGetRTSCTSDuration(pDevice, CTSDUR_BA, cbFrameLength, byPktType, 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 = (unsigned short)s_uGetRTSCTSDuration(pDevice, CTSDUR_BA_F0, cbFrameLength, byPktType, 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 = (unsigned short)s_uGetRTSCTSDuration(pDevice, CTSDUR_BA_F1, cbFrameLength, byPktType, 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;
- memcpy(&(pBuf->Data.abyRA[0]), &(pDevice->abyCurrentNetAddr[0]), ETH_ALEN);
-
- } else { //if (byFBOption != AUTO_FB_NONE && uDMAIdx != TYPE_ATIMDMA && uDMAIdx != TYPE_BEACONDMA)
- PSCTS pBuf = (PSCTS)pvCTS;
- //Get SignalField,ServiceField,Length
- BBvCalculateParameter(pDevice, uCTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
- (unsigned short *)&(wLen), (unsigned char *)&(pBuf->byServiceField_b), (unsigned char *)&(pBuf->bySignalField_b)
- );
- pBuf->wTransmitLength_b = cpu_to_le16(wLen);
- //Get CTSDuration_ba
- pBuf->wDuration_ba = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, CTSDUR_BA, cbFrameLength, byPktType, 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;
- memcpy(&(pBuf->Data.abyRA[0]), &(pDevice->abyCurrentNetAddr[0]), ETH_ALEN);
- }
- }
-}
-
-
-
-
-
-
-/*+
- *
- * Description:
- * Generate FIFO control for MAC & Baseband controller
- *
- * Parameters:
- * In:
- * pDevice - Pointer to adapter
- * 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
- *
--*/
-// unsigned int cbFrameSize,//Hdr+Payload+FCS
-static
-void
-s_vGenerateTxParameter (
- PSDevice pDevice,
- unsigned char byPktType,
- void * pTxBufHead,
- void * pvRrvTime,
- void * pvRTS,
- void * pvCTS,
- unsigned int cbFrameSize,
- bool bNeedACK,
- unsigned int uDMAIdx,
- PSEthernetHeader psEthHeader,
- unsigned short wCurrentRate
- )
-{
- unsigned int cbMACHdLen = WLAN_HDR_ADDR3_LEN; //24
- unsigned short wFifoCtl;
- bool bDisCRC = false;
- unsigned char byFBOption = AUTO_FB_NONE;
-// unsigned short wCurrentRate = pDevice->wCurrentRate;
-
- //DBG_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 (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {
-
- if (pvRTS != NULL) { //RTS_need
- //Fill RsvTime
- if (pvRrvTime) {
- PSRrvTime_gRTS pBuf = (PSRrvTime_gRTS)pvRrvTime;
- pBuf->wRTSTxRrvTime_aa = cpu_to_le16((unsigned short)s_uGetRTSCTSRsvTime(pDevice, 2, byPktType, cbFrameSize, wCurrentRate));//2:RTSTxRrvTime_aa, 1:2.4GHz
- pBuf->wRTSTxRrvTime_ba = cpu_to_le16((unsigned short)s_uGetRTSCTSRsvTime(pDevice, 1, byPktType, cbFrameSize, wCurrentRate));//1:RTSTxRrvTime_ba, 1:2.4GHz
- pBuf->wRTSTxRrvTime_bb = cpu_to_le16((unsigned short)s_uGetRTSCTSRsvTime(pDevice, 0, byPktType, cbFrameSize, wCurrentRate));//0:RTSTxRrvTime_bb, 1:2.4GHz
- pBuf->wTxRrvTime_a = cpu_to_le16((unsigned short) s_uGetTxRsvTime(pDevice, byPktType, cbFrameSize, wCurrentRate, bNeedACK));//2.4G OFDM
- pBuf->wTxRrvTime_b = cpu_to_le16((unsigned short) s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, pDevice->byTopCCKBasicRate, bNeedACK));//1:CCK
- }
- //Fill RTS
- s_vFillRTSHead(pDevice, byPktType, 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((unsigned short)s_uGetTxRsvTime(pDevice, byPktType, cbFrameSize, wCurrentRate, bNeedACK));//2.4G OFDM
- pBuf->wTxRrvTime_b = cpu_to_le16((unsigned short)s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, pDevice->byTopCCKBasicRate, bNeedACK));//1:CCK
- pBuf->wCTSTxRrvTime_ba = cpu_to_le16((unsigned short)s_uGetRTSCTSRsvTime(pDevice, 3, byPktType, cbFrameSize, wCurrentRate));//3:CTSTxRrvTime_Ba, 1:2.4GHz
- }
-
-
- //Fill CTS
- s_vFillCTSHead(pDevice, uDMAIdx, byPktType, pvCTS, cbFrameSize, bNeedACK, bDisCRC, wCurrentRate, byFBOption);
- }
- }
- else if (byPktType == 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((unsigned short)s_uGetRTSCTSRsvTime(pDevice, 2, byPktType, cbFrameSize, wCurrentRate));//2:RTSTxRrvTime_aa, 0:5GHz
- pBuf->wTxRrvTime = cpu_to_le16((unsigned short)s_uGetTxRsvTime(pDevice, byPktType, cbFrameSize, wCurrentRate, bNeedACK));//0:OFDM
- }
- //Fill RTS
- s_vFillRTSHead(pDevice, byPktType, 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((unsigned short)s_uGetTxRsvTime(pDevice, PK_TYPE_11A, cbFrameSize, wCurrentRate, bNeedACK)); //0:OFDM
- }
- }
- }
- else if (byPktType == 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((unsigned short)s_uGetRTSCTSRsvTime(pDevice, 0, byPktType, cbFrameSize, wCurrentRate));//0:RTSTxRrvTime_bb, 1:2.4GHz
- pBuf->wTxRrvTime = cpu_to_le16((unsigned short)s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, wCurrentRate, bNeedACK));//1:CCK
- }
- //Fill RTS
- s_vFillRTSHead(pDevice, byPktType, 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((unsigned short)s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, wCurrentRate, bNeedACK)); //1:CCK
- }
- }
- }
- //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"s_vGenerateTxParameter END.\n");
-}
-/*
- unsigned char *pbyBuffer,//point to pTxBufHead
- unsigned short wFragType,//00:Non-Frag, 01:Start, 02:Mid, 03:Last
- unsigned int cbFragmentSize,//Hdr+payoad+FCS
-*/
-static
-void
-s_vFillFragParameter(
- PSDevice pDevice,
- unsigned char *pbyBuffer,
- unsigned int uTxType,
- void * pvtdCurr,
- unsigned short wFragType,
- unsigned int cbReqCount
- )
-{
- PSTxBufHead pTxBufHead = (PSTxBufHead) pbyBuffer;
- //DBG_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((unsigned short)(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((unsigned short)(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 |= (unsigned short)wFragType;//0x0001; //0000 0000 0000 0001
-
- //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"s_vFillFragParameter END\n");
-}
-
-static unsigned int
-s_cbFillTxBufHead(PSDevice pDevice, unsigned char byPktType, unsigned char *pbyTxBufferAddr,
- unsigned int cbFrameBodySize, unsigned int uDMAIdx, PSTxDesc pHeadTD,
- PSEthernetHeader psEthHeader, unsigned char *pPacket, bool bNeedEncrypt,
- PSKeyItem pTransmitKey, unsigned int uNodeIndex, unsigned int *puMACfragNum)
-{
- unsigned int cbMACHdLen;
- unsigned int cbFrameSize;
- unsigned int cbFragmentSize; //Hdr+(IV)+payoad+(MIC)+(ICV)+FCS
- unsigned int cbFragPayloadSize;
- unsigned int cbLastFragmentSize; //Hdr+(IV)+payoad+(MIC)+(ICV)+FCS
- unsigned int cbLastFragPayloadSize;
- unsigned int uFragIdx;
- unsigned char *pbyPayloadHead;
- unsigned char *pbyIVHead;
- unsigned char *pbyMacHdr;
- unsigned short wFragType; //00:Non-Frag, 01:Start, 10:Mid, 11:Last
- unsigned int uDuration;
- unsigned char *pbyBuffer;
-// unsigned int uKeyEntryIdx = NUM_KEY_ENTRY+1;
-// unsigned char byKeySel = 0xFF;
- unsigned int cbIVlen = 0;
- unsigned int cbICVlen = 0;
- unsigned int cbMIClen = 0;
- unsigned int cbFCSlen = 4;
- unsigned int cb802_1_H_len = 0;
- unsigned int uLength = 0;
- unsigned int uTmpLen = 0;
-// unsigned char abyTmp[8];
-// unsigned long dwCRC;
- unsigned int cbMICHDR = 0;
- unsigned long dwMICKey0, dwMICKey1;
- unsigned long dwMIC_Priority;
- unsigned long *pdwMIC_L;
- unsigned long *pdwMIC_R;
- unsigned long dwSafeMIC_L, dwSafeMIC_R; //Fix "Last Frag Size" < "MIC length".
- bool bMIC2Frag = false;
- unsigned int uMICFragLen = 0;
- unsigned int uMACfragNum = 1;
- unsigned int uPadding = 0;
- unsigned int cbReqCount = 0;
-
- bool bNeedACK;
- bool bRTS;
- bool bIsAdhoc;
- unsigned char *pbyType;
- PSTxDesc ptdCurr;
- PSTxBufHead psTxBufHd = (PSTxBufHead) pbyTxBufferAddr;
-// unsigned int tmpDescIdx;
- unsigned int cbHeaderLength = 0;
- void * pvRrvTime;
- PSMICHDRHead pMICHDR;
- void * pvRTS;
- void * pvCTS;
- void * pvTxDataHd;
- unsigned short wTxBufSize; // FFinfo size
- unsigned int uTotalCopyLength = 0;
- unsigned char byFBOption = AUTO_FB_NONE;
- bool bIsWEP256 = false;
- PSMgmtObject pMgmt = pDevice->pMgmt;
-
-
- pvRrvTime = pMICHDR = pvRTS = pvCTS = pvTxDataHd = NULL;
-
- //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"s_cbFillTxBufHead...\n");
- if ((pDevice->eOPMode == OP_MODE_ADHOC) ||
- (pDevice->eOPMode == OP_MODE_AP)) {
-
- if (is_multicast_ether_addr(&(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 (byPktType == PK_TYPE_11GB || byPktType == 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
- }
- memset((void *)(pbyTxBufferAddr + wTxBufSize), 0, (cbHeaderLength - wTxBufSize));
-
-//////////////////////////////////////////////////////////////////
- if ((bNeedEncrypt == true) && (pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)) {
- if (pDevice->pMgmt->eAuthenMode == WMAC_AUTH_WPANONE) {
- dwMICKey0 = *(unsigned long *)(&pTransmitKey->abyKey[16]);
- dwMICKey1 = *(unsigned long *)(&pTransmitKey->abyKey[20]);
- }
- else if ((pTransmitKey->dwKeyIndex & AUTHENTICATOR_KEY) != 0) {
- dwMICKey0 = *(unsigned long *)(&pTransmitKey->abyKey[16]);
- dwMICKey1 = *(unsigned long *)(&pTransmitKey->abyKey[20]);
- }
- else {
- dwMICKey0 = *(unsigned long *)(&pTransmitKey->abyKey[24]);
- dwMICKey1 = *(unsigned long *)(&pTransmitKey->abyKey[28]);
- }
- // DO Software Michael
- MIC_vInit(dwMICKey0, dwMICKey1);
- MIC_vAppend((unsigned char *)&(psEthHeader->abyDstAddr[0]), 12);
- dwMIC_Priority = 0;
- MIC_vAppend((unsigned char *)&dwMIC_Priority, 4);
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"MIC KEY: %lX, %lX\n", dwMICKey0, dwMICKey1);
- }
-
-///////////////////////////////////////////////////////////////////
-
- pbyMacHdr = (unsigned char *)(pbyTxBufferAddr + cbHeaderLength);
- pbyPayloadHead = (unsigned char *)(pbyMacHdr + cbMACHdLen + uPadding + cbIVlen);
- pbyIVHead = (unsigned char *)(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 = (unsigned short) ((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
- //=========================
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Start Fragmentation...\n");
- wFragType = FRAGCTL_STAFRAG;
-
-
- //Fill FIFO,RrvTime,RTS,and CTS
- s_vGenerateTxParameter(pDevice, byPktType, (void *)psTxBufHd, pvRrvTime, pvRTS, pvCTS,
- cbFragmentSize, bNeedACK, uDMAIdx, psEthHeader, pDevice->wCurrentRate);
- //Fill DataHead
- uDuration = s_uFillDataHead(pDevice, byPktType, pvTxDataHd, cbFragmentSize, uDMAIdx, bNeedACK,
- uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption, pDevice->wCurrentRate);
- // Generate TX MAC Header
- vGenerateMACHeader(pDevice, pbyMacHdr, (unsigned short)uDuration, psEthHeader, bNeedEncrypt,
- wFragType, uDMAIdx, uFragIdx);
-
- if (bNeedEncrypt == true) {
- //Fill TXKEY
- s_vFillTxKey(pDevice, (unsigned char *)(psTxBufHd->adwTxKey), pbyIVHead, pTransmitKey,
- pbyMacHdr, (unsigned short)cbFragPayloadSize, (unsigned char *)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) > ETH_DATA_LEN) {
- if ((psEthHeader->wType == TYPE_PKT_IPX) ||
- (psEthHeader->wType == cpu_to_le16(0xF380))) {
- memcpy((unsigned char *) (pbyPayloadHead), &pDevice->abySNAP_Bridgetunnel[0], 6);
- }
- else {
- memcpy((unsigned char *) (pbyPayloadHead), &pDevice->abySNAP_RFC1042[0], 6);
- }
- pbyType = (unsigned char *) (pbyPayloadHead + 6);
- memcpy(pbyType, &(psEthHeader->wType), sizeof(unsigned short));
- 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, (unsigned char *)pMICHDR, pbyMacHdr, (unsigned short)cbFragPayloadSize);
- //}
- //cbReqCount += s_uDoEncryption(pDevice, psEthHeader, (void *)psTxBufHd, byKeySel,
- // pbyPayloadHead, (unsigned short)cbFragPayloadSize, uDMAIdx);
-
-
-
- //pbyBuffer = (unsigned char *)pDevice->aamTxBuf[uDMAIdx][uDescIdx].pbyVAddr;
- pbyBuffer = (unsigned char *)pHeadTD->pTDInfo->buf;
-
- uLength = cbHeaderLength + cbMACHdLen + uPadding + cbIVlen + cb802_1_H_len;
- //copy TxBufferHeader + MacHeader to desc
- memcpy(pbyBuffer, (void *)psTxBufHd, uLength);
-
- // Copy the Packet into a tx Buffer
- memcpy((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)) {
- DBG_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), (unsigned short)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, (void *)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
- //=========================
- DBG_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, byPktType, (void *)psTxBufHd, pvRrvTime, pvRTS, pvCTS,
- cbLastFragmentSize, bNeedACK, uDMAIdx, psEthHeader, pDevice->wCurrentRate);
- //Fill DataHead
- uDuration = s_uFillDataHead(pDevice, byPktType, pvTxDataHd, cbLastFragmentSize, uDMAIdx, bNeedACK,
- uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption, pDevice->wCurrentRate);
-
- // Generate TX MAC Header
- vGenerateMACHeader(pDevice, pbyMacHdr, (unsigned short)uDuration, psEthHeader, bNeedEncrypt,
- wFragType, uDMAIdx, uFragIdx);
-
- if (bNeedEncrypt == true) {
- //Fill TXKEY
- s_vFillTxKey(pDevice, (unsigned char *)(psTxBufHd->adwTxKey), pbyIVHead, pTransmitKey,
- pbyMacHdr, (unsigned short)cbLastFragPayloadSize, (unsigned char *)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 = (unsigned char *)pHeadTD->pTDInfo->buf;
- //pbyBuffer = (unsigned char *)pDevice->aamTxBuf[uDMAIdx][tmpDescIdx].pbyVAddr;
-
- uLength = cbHeaderLength + cbMACHdLen + uPadding + cbIVlen;
-
- //copy TxBufferHeader + MacHeader to desc
- memcpy(pbyBuffer, (void *)psTxBufHd, uLength);
-
- // Copy the Packet into a tx Buffer
- if (bMIC2Frag == false) {
-
- memcpy((pbyBuffer + uLength),
- (pPacket + 14 + uTotalCopyLength),
- (cbLastFragPayloadSize - cbMIClen)
- );
- //TODO check uTmpLen !
- uTmpLen = cbLastFragPayloadSize - cbMIClen;
-
- }
- if ((bNeedEncrypt == true) && (pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)) {
- DBG_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 = (unsigned long *)(pbyBuffer + uLength + uTmpLen);
- pdwMIC_R = (unsigned long *)(pbyBuffer + uLength + uTmpLen + 4);
- MIC_vGetMIC(pdwMIC_L, pdwMIC_R);
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Last MIC:%lX, %lX\n", *pdwMIC_L, *pdwMIC_R);
- } else {
- if (uMICFragLen >= 4) {
- memcpy((pbyBuffer + uLength), ((unsigned char *)&dwSafeMIC_R + (uMICFragLen - 4)),
- (cbMIClen - uMICFragLen));
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"LAST: uMICFragLen >= 4: %X, %d\n",
- *(unsigned char *)((unsigned char *)&dwSafeMIC_R + (uMICFragLen - 4)),
- (cbMIClen - uMICFragLen));
-
- } else {
- memcpy((pbyBuffer + uLength), ((unsigned char *)&dwSafeMIC_L + uMICFragLen),
- (4 - uMICFragLen));
- memcpy((pbyBuffer + uLength + (4 - uMICFragLen)), &dwSafeMIC_R, 4);
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"LAST: uMICFragLen < 4: %X, %d\n",
- *(unsigned char *)((unsigned char *)&dwSafeMIC_R + uMICFragLen - 4),
- (cbMIClen - uMICFragLen));
- }
- /*
- for (ii = 0; ii < cbLastFragPayloadSize + 8 + 24; ii++) {
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"%02x ", *((unsigned char *)((pbyBuffer + uLength) + ii - 8 - 24)));
- }
- DBG_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), (unsigned short)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, (void *)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
- //=========================
- DBG_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, byPktType, (void *)psTxBufHd, pvRrvTime, pvRTS, pvCTS,
- cbFragmentSize, bNeedACK, uDMAIdx, psEthHeader, pDevice->wCurrentRate);
- //Fill DataHead
- uDuration = s_uFillDataHead(pDevice, byPktType, pvTxDataHd, cbFragmentSize, uDMAIdx, bNeedACK,
- uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption, pDevice->wCurrentRate);
-
- // Generate TX MAC Header
- vGenerateMACHeader(pDevice, pbyMacHdr, (unsigned short)uDuration, psEthHeader, bNeedEncrypt,
- wFragType, uDMAIdx, uFragIdx);
-
-
- if (bNeedEncrypt == true) {
- //Fill TXKEY
- s_vFillTxKey(pDevice, (unsigned char *)(psTxBufHd->adwTxKey), pbyIVHead, pTransmitKey,
- pbyMacHdr, (unsigned short)cbFragPayloadSize, (unsigned char *)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, (unsigned char *)pMICHDR, pbyMacHdr, (unsigned short)cbFragPayloadSize);
- //}
- //cbReqCount += s_uDoEncryption(pDevice, psEthHeader, (void *)psTxBufHd, byKeySel,
- // pbyPayloadHead, (unsigned short)cbFragPayloadSize, uDMAIdx);
-
-
- pbyBuffer = (unsigned char *)pHeadTD->pTDInfo->buf;
- //pbyBuffer = (unsigned char *)pDevice->aamTxBuf[uDMAIdx][tmpDescIdx].pbyVAddr;
-
-
- uLength = cbHeaderLength + cbMACHdLen + uPadding + cbIVlen;
-
- //copy TxBufferHeader + MacHeader to desc
- memcpy(pbyBuffer, (void *)psTxBufHd, uLength);
-
- // Copy the Packet into a tx Buffer
- memcpy((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 = (unsigned long *)(pbyBuffer + uLength + uTmpLen);
- pdwMIC_R = (unsigned long *)(pbyBuffer + uLength + uTmpLen + 4);
- MIC_vGetMIC(pdwMIC_L, pdwMIC_R);
- dwSafeMIC_L = *pdwMIC_L;
- dwSafeMIC_R = *pdwMIC_R;
-
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"MIDDLE: uMICFragLen:%d, cbFragPayloadSize:%d, uTmpLen:%d\n",
- uMICFragLen, cbFragPayloadSize, uTmpLen);
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Fill MIC in Middle frag [%d]\n", uMICFragLen);
- /*
- for (ii = 0; ii < uMICFragLen; ii++) {
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"%02x ", *((unsigned char *)((pbyBuffer + uLength + uTmpLen) + ii)));
- }
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"\n");
- */
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Get MIC:%lX, %lX\n", *pdwMIC_L, *pdwMIC_R);
- }
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Middle frag len: %d\n", uTmpLen);
- /*
- for (ii = 0; ii < uTmpLen; ii++) {
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"%02x ", *((unsigned char *)((pbyBuffer + uLength) + ii)));
- }
- DBG_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), (unsigned short)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, (void *)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
- //=========================
- //DBG_PRTGRP03(("No Fragmentation...\n"));
- //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"No Fragmentation...\n");
- wFragType = FRAGCTL_NONFRAG;
-
- //Set FragCtl in TxBufferHead
- psTxBufHd->wFragCtl |= (unsigned short)wFragType;
-
- //Fill FIFO,RrvTime,RTS,and CTS
- s_vGenerateTxParameter(pDevice, byPktType, (void *)psTxBufHd, pvRrvTime, pvRTS, pvCTS,
- cbFrameSize, bNeedACK, uDMAIdx, psEthHeader, pDevice->wCurrentRate);
- //Fill DataHead
- uDuration = s_uFillDataHead(pDevice, byPktType, pvTxDataHd, cbFrameSize, uDMAIdx, bNeedACK,
- 0, 0, uMACfragNum, byFBOption, pDevice->wCurrentRate);
-
- // Generate TX MAC Header
- vGenerateMACHeader(pDevice, pbyMacHdr, (unsigned short)uDuration, psEthHeader, bNeedEncrypt,
- wFragType, uDMAIdx, 0);
-
- if (bNeedEncrypt == true) {
- //Fill TXKEY
- s_vFillTxKey(pDevice, (unsigned char *)(psTxBufHd->adwTxKey), pbyIVHead, pTransmitKey,
- pbyMacHdr, (unsigned short)cbFrameBodySize, (unsigned char *)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) > ETH_DATA_LEN) {
- if ((psEthHeader->wType == TYPE_PKT_IPX) ||
- (psEthHeader->wType == cpu_to_le16(0xF380))) {
- memcpy((unsigned char *) (pbyPayloadHead), &pDevice->abySNAP_Bridgetunnel[0], 6);
- }
- else {
- memcpy((unsigned char *) (pbyPayloadHead), &pDevice->abySNAP_RFC1042[0], 6);
- }
- pbyType = (unsigned char *) (pbyPayloadHead + 6);
- memcpy(pbyType, &(psEthHeader->wType), sizeof(unsigned short));
- cb802_1_H_len = 8;
- }
-
- cbReqCount = cbHeaderLength + cbMACHdLen + uPadding + cbIVlen + (cbFrameBodySize + cbMIClen);
- //---------------------------
- // S/W or H/W Encryption
- //---------------------------
- //Fill MICHDR
- //if (pDevice->bAES) {
- // DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Fill MICHDR...\n");
- // s_vFillMICHDR(pDevice, (unsigned char *)pMICHDR, pbyMacHdr, (unsigned short)cbFrameBodySize);
- //}
-
- pbyBuffer = (unsigned char *)pHeadTD->pTDInfo->buf;
- //pbyBuffer = (unsigned char *)pDevice->aamTxBuf[uDMAIdx][uDescIdx].pbyVAddr;
-
- uLength = cbHeaderLength + cbMACHdLen + uPadding + cbIVlen + cb802_1_H_len;
-
- //copy TxBufferHeader + MacHeader to desc
- memcpy(pbyBuffer, (void *)psTxBufHd, uLength);
-
- // Copy the Packet into a tx Buffer
- memcpy((pbyBuffer + uLength),
- (pPacket + 14),
- cbFrameBodySize - cb802_1_H_len
- );
-
- if ((bNeedEncrypt == true) && (pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)){
-
- DBG_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++) {
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"%02x ", *((unsigned char *)((pbyBuffer + uLength) + ii)));
- }
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"\n");
- */
-
- MIC_vAppend((pbyBuffer + uLength - cb802_1_H_len), cbFrameBodySize);
-
- pdwMIC_L = (unsigned long *)(pbyBuffer + uLength - cb802_1_H_len + cbFrameBodySize);
- pdwMIC_R = (unsigned long *)(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;
- }
-
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"uLength: %d, %d\n", uLength, cbFrameBodySize);
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"cbReqCount:%d, %d, %d, %d\n", cbReqCount, cbHeaderLength, uPadding, cbIVlen);
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"MIC:%lx, %lx\n", *pdwMIC_L, *pdwMIC_R);
-/*
- for (ii = 0; ii < 8; ii++) {
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"%02x ", *(((unsigned char *)(pdwMIC_L) + ii)));
- }
- DBG_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),
- (unsigned short)(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((unsigned short)(cbReqCount));
-
- pDevice->iTDUsed[uDMAIdx]++;
-
-
-// DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO" ptdCurr->m_dwReserved0[%d] ptdCurr->m_dwReserved1[%d].\n", ptdCurr->pTDInfo->dwReqCount, ptdCurr->pTDInfo->dwHeaderLength);
-// DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO" cbHeaderLength[%d]\n", cbHeaderLength);
-
- }
- *puMACfragNum = uMACfragNum;
- //DBG_PRTGRP03(("s_cbFillTxBufHead END\n"));
- return cbHeaderLength;
-}
-
-
-void
-vGenerateFIFOHeader(PSDevice pDevice, unsigned char byPktType, unsigned char *pbyTxBufferAddr,
- bool bNeedEncrypt, unsigned int cbPayloadSize, unsigned int uDMAIdx,
- PSTxDesc pHeadTD, PSEthernetHeader psEthHeader, unsigned char *pPacket,
- PSKeyItem pTransmitKey, unsigned int uNodeIndex, unsigned int *puMACfragNum,
- unsigned int *pcbHeaderSize)
-{
- unsigned int wTxBufSize; // FFinfo size
- bool bNeedACK;
- bool bIsAdhoc;
- unsigned short cbMacHdLen;
- PSTxBufHead pTxBufHead = (PSTxBufHead) pbyTxBufferAddr;
-
- wTxBufSize = sizeof(STxBufHead);
-
- memset(pTxBufHead, 0, wTxBufSize);
- //Set FIFOCTL_NEEDACK
-
- if ((pDevice->eOPMode == OP_MODE_ADHOC) ||
- (pDevice->eOPMode == OP_MODE_AP)) {
- if (is_multicast_ether_addr(&(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((unsigned short)(cbMacHdLen << 10));
-
- //Set packet type
- if (byPktType == PK_TYPE_11A) {//0000 0000 0000 0000
- ;
- }
- else if (byPktType == PK_TYPE_11B) {//0000 0001 0000 0000
- pTxBufHead->wFIFOCtl |= FIFOCTL_11B;
- }
- else if (byPktType == PK_TYPE_11GB) {//0000 0010 0000 0000
- pTxBufHead->wFIFOCtl |= FIFOCTL_11GB;
- }
- else if (byPktType == 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, byPktType, pbyTxBufferAddr, cbPayloadSize,
- uDMAIdx, pHeadTD, psEthHeader, pPacket, bNeedEncrypt,
- pTransmitKey, uNodeIndex, puMACfragNum);
-
- return;
-}
-
-
-
-
-/*+
- *
- * Description:
- * Translate 802.3 to 802.11 header
- *
- * Parameters:
- * In:
- * pDevice - Pointer to adapter
- * 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 (
- PSDevice pDevice,
- unsigned char *pbyBufferAddr,
- unsigned short wDuration,
- PSEthernetHeader psEthHeader,
- bool bNeedEncrypt,
- unsigned short wFragType,
- unsigned int uDMAIdx,
- unsigned int uFragIdx
- )
-{
- PS802_11Header pMACHeader = (PS802_11Header)pbyBufferAddr;
-
- memset(pMACHeader, 0, (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) {
- memcpy(&(pMACHeader->abyAddr1[0]), &(psEthHeader->abyDstAddr[0]), ETH_ALEN);
- memcpy(&(pMACHeader->abyAddr2[0]), &(pDevice->abyBSSID[0]), ETH_ALEN);
- memcpy(&(pMACHeader->abyAddr3[0]), &(psEthHeader->abySrcAddr[0]), ETH_ALEN);
- pMACHeader->wFrameCtl |= FC_FROMDS;
- }
- else {
- if (pDevice->eOPMode == OP_MODE_ADHOC) {
- memcpy(&(pMACHeader->abyAddr1[0]), &(psEthHeader->abyDstAddr[0]), ETH_ALEN);
- memcpy(&(pMACHeader->abyAddr2[0]), &(psEthHeader->abySrcAddr[0]), ETH_ALEN);
- memcpy(&(pMACHeader->abyAddr3[0]), &(pDevice->abyBSSID[0]), ETH_ALEN);
- }
- else {
- memcpy(&(pMACHeader->abyAddr3[0]), &(psEthHeader->abyDstAddr[0]), ETH_ALEN);
- memcpy(&(pMACHeader->abyAddr2[0]), &(psEthHeader->abySrcAddr[0]), ETH_ALEN);
- memcpy(&(pMACHeader->abyAddr1[0]), &(pDevice->abyBSSID[0]), ETH_ALEN);
- pMACHeader->wFrameCtl |= FC_TODS;
- }
- }
-
- if (bNeedEncrypt)
- pMACHeader->wFrameCtl |= cpu_to_le16((unsigned short)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);
- memcpy(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((unsigned short)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;
- unsigned char byPktType;
- unsigned char *pbyTxBufferAddr;
- void * pvRTS;
- PSCTS pCTS;
- void * pvTxDataHd;
- unsigned int uDuration;
- unsigned int cbReqCount;
- PS802_11Header pMACHeader;
- unsigned int cbHeaderSize;
- unsigned int cbFrameBodySize;
- bool bNeedACK;
- bool bIsPSPOLL = false;
- PSTxBufHead pTxBufHead;
- unsigned int cbFrameSize;
- unsigned int cbIVlen = 0;
- unsigned int cbICVlen = 0;
- unsigned int cbMIClen = 0;
- unsigned int cbFCSlen = 4;
- unsigned int uPadding = 0;
- unsigned short wTxBufSize;
- unsigned int cbMacHdLen;
- SEthernetHeader sEthHeader;
- void * pvRrvTime;
- void * pMICHDR;
- PSMgmtObject pMgmt = pDevice->pMgmt;
- unsigned short wCurrentRate = RATE_1M;
-
-
- if (AVAIL_TD(pDevice, TYPE_TXDMA0) <= 0) {
- return CMD_STATUS_RESOURCES;
- }
-
- pFrstTD = pDevice->apCurrTD[TYPE_TXDMA0];
- pbyTxBufferAddr = (unsigned char *)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;
- byPktType = PK_TYPE_11A;
- } else {
- wCurrentRate = RATE_1M;
- byPktType = 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;
- byPktType = PK_TYPE_11GA;
- }
- }
-
- //Set packet type
- if (byPktType == PK_TYPE_11A) {//0000 0000 0000 0000
- pTxBufHead->wFIFOCtl = 0;
- }
- else if (byPktType == PK_TYPE_11B) {//0000 0001 0000 0000
- pTxBufHead->wFIFOCtl |= FIFOCTL_11B;
- }
- else if (byPktType == PK_TYPE_11GB) {//0000 0010 0000 0000
- pTxBufHead->wFIFOCtl |= FIFOCTL_11GB;
- }
- else if (byPktType == 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_ether_addr(&(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((unsigned short)(cbMacHdLen << 10));
-
- // Notes:
- // Although spec says MMPDU can be fragmented; In most cases,
- // 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 (byPktType == PK_TYPE_11GB || byPktType == 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);
- }
-
- memset((void *)(pbyTxBufferAddr + wTxBufSize), 0, (cbHeaderSize - wTxBufSize));
-
- memcpy(&(sEthHeader.abyDstAddr[0]), &(pPacket->p80211Header->sA3.abyAddr1[0]), ETH_ALEN);
- memcpy(&(sEthHeader.abySrcAddr[0]), &(pPacket->p80211Header->sA3.abyAddr2[0]), ETH_ALEN);
- //=========================
- // No Fragmentation
- //=========================
- pTxBufHead->wFragCtl |= (unsigned short)FRAGCTL_NONFRAG;
-
-
- //Fill FIFO,RrvTime,RTS,and CTS
- s_vGenerateTxParameter(pDevice, byPktType, pbyTxBufferAddr, pvRrvTime, pvRTS, pCTS,
- cbFrameSize, bNeedACK, TYPE_TXDMA0, &sEthHeader, wCurrentRate);
-
- //Fill DataHead
- uDuration = s_uFillDataHead(pDevice, byPktType, 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) {
- unsigned char *pbyIVHead;
- unsigned char *pbyPayloadHead;
- unsigned char *pbyBSSID;
- PSKeyItem pTransmitKey = NULL;
-
- pbyIVHead = (unsigned char *)(pbyTxBufferAddr + cbHeaderSize + cbMacHdLen + uPadding);
- pbyPayloadHead = (unsigned char *)(pbyTxBufferAddr + cbHeaderSize + cbMacHdLen + uPadding + cbIVlen);
-
- //Fill TXKEY
- //Kyle: Need fix: TKIP and AES did't encrypt Mnt Packet.
- //s_vFillTxKey(pDevice, (unsigned char *)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, (unsigned char *)pMICHDR, (unsigned char *)pMACHeader, (unsigned short)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) {
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Get GTK.\n");
- break;
- }
- } else {
- DBG_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;
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"KEY is NULL. OP Mode[%d]\n", pDevice->eOPMode);
- } else {
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Get GTK.\n");
- }
- } while(false);
- //Fill TXKEY
- s_vFillTxKey(pDevice, (unsigned char *)(pTxBufHead->adwTxKey), pbyIVHead, pTransmitKey,
- (unsigned char *)pMACHeader, (unsigned short)cbFrameBodySize, NULL);
-
- memcpy(pMACHeader, pPacket->p80211Header, cbMacHdLen);
- memcpy(pbyPayloadHead, ((unsigned char *)(pPacket->p80211Header) + cbMacHdLen),
- cbFrameBodySize);
- }
- else {
- // Copy the Packet into a tx Buffer
- memcpy(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 to 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 (byPktType == PK_TYPE_11GB || byPktType == 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((unsigned short)(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) {
- DBG_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) {
-
- unsigned char byPktType;
- unsigned char *pbyBuffer = (unsigned char *)pDevice->tx_beacon_bufs;
- unsigned int cbFrameSize = pPacket->cbMPDULen + WLAN_FCS_LEN;
- unsigned int cbHeaderSize = 0;
- unsigned short wTxBufSize = sizeof(STxShortBufHead);
- PSTxShortBufHead pTxBufHead = (PSTxShortBufHead) pbyBuffer;
- PSTxDataHead_ab pTxDataHead = (PSTxDataHead_ab) (pbyBuffer + wTxBufSize);
- PS802_11Header pMACHeader;
- unsigned short wCurrentRate;
- unsigned short wLen = 0x0000;
-
-
- memset(pTxBufHead, 0, wTxBufSize);
-
- if (pDevice->eCurrentPHYType == PHY_TYPE_11A) {
- wCurrentRate = RATE_6M;
- byPktType = PK_TYPE_11A;
- } else {
- wCurrentRate = RATE_2M;
- byPktType = 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 (byPktType == PK_TYPE_11A) {//0000 0000 0000 0000
- pTxDataHead->wDuration = cpu_to_le16((unsigned short)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameSize, byPktType,
- wCurrentRate, false, 0, 0, 1, AUTO_FB_NONE));
- }
- else if (byPktType == PK_TYPE_11B) {//0000 0001 0000 0000
- pTxBufHead->wFIFOCtl |= FIFOCTL_11B;
- pTxDataHead->wDuration = cpu_to_le16((unsigned short)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameSize, byPktType,
- wCurrentRate, false, 0, 0, 1, AUTO_FB_NONE));
- }
-
- BBvCalculateParameter(pDevice, cbFrameSize, wCurrentRate, byPktType,
- (unsigned short *)&(wLen), (unsigned char *)&(pTxDataHead->byServiceField), (unsigned char *)&(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);
- memcpy(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;
-}
-
-
-
-unsigned int
-cbGetFragCount (
- PSDevice pDevice,
- PSKeyItem pTransmitKey,
- unsigned int cbFrameBodySize,
- PSEthernetHeader psEthHeader
- )
-{
- unsigned int cbMACHdLen;
- unsigned int cbFrameSize;
- unsigned int cbFragmentSize; //Hdr+(IV)+payoad+(MIC)+(ICV)+FCS
- unsigned int cbFragPayloadSize;
- unsigned int cbLastFragPayloadSize;
- unsigned int cbIVlen = 0;
- unsigned int cbICVlen = 0;
- unsigned int cbMIClen = 0;
- unsigned int cbFCSlen = 4;
- unsigned int uMACfragNum = 1;
- bool bNeedACK;
-
-
-
- if ((pDevice->eOPMode == OP_MODE_ADHOC) ||
- (pDevice->eOPMode == OP_MODE_AP)) {
- if (is_multicast_ether_addr(&(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 = (unsigned short) ((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, unsigned char *pbMPDU, unsigned int cbMPDULen) {
-
- PSTxDesc pFrstTD;
- unsigned char byPktType;
- unsigned char *pbyTxBufferAddr;
- void * pvRTS;
- void * pvCTS;
- void * pvTxDataHd;
- unsigned int uDuration;
- unsigned int cbReqCount;
- PS802_11Header pMACHeader;
- unsigned int cbHeaderSize;
- unsigned int cbFrameBodySize;
- bool bNeedACK;
- bool bIsPSPOLL = false;
- PSTxBufHead pTxBufHead;
- unsigned int cbFrameSize;
- unsigned int cbIVlen = 0;
- unsigned int cbICVlen = 0;
- unsigned int cbMIClen = 0;
- unsigned int cbFCSlen = 4;
- unsigned int uPadding = 0;
- unsigned int cbMICHDR = 0;
- unsigned int uLength = 0;
- unsigned long dwMICKey0, dwMICKey1;
- unsigned long dwMIC_Priority;
- unsigned long *pdwMIC_L;
- unsigned long *pdwMIC_R;
- unsigned short wTxBufSize;
- unsigned int cbMacHdLen;
- SEthernetHeader sEthHeader;
- void * pvRrvTime;
- void * pMICHDR;
- PSMgmtObject pMgmt = pDevice->pMgmt;
- unsigned short wCurrentRate = RATE_1M;
- PUWLAN_80211HDR p80211Header;
- unsigned int uNodeIndex = 0;
- bool bNodeExist = false;
- SKeyItem STempKey;
- PSKeyItem pTransmitKey = NULL;
- unsigned char *pbyIVHead;
- unsigned char *pbyPayloadHead;
- unsigned char *pbyMacHdr;
-
- unsigned int 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 = (unsigned char *)pFrstTD->pTDInfo->buf;
- pTxBufHead = (PSTxBufHead) pbyTxBufferAddr;
- wTxBufSize = sizeof(STxBufHead);
- memset(pTxBufHead, 0, wTxBufSize);
-
- if (pDevice->eCurrentPHYType == PHY_TYPE_11A) {
- wCurrentRate = RATE_6M;
- byPktType = PK_TYPE_11A;
- } else {
- wCurrentRate = RATE_1M;
- byPktType = 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 to 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;
- byPktType = PK_TYPE_11GA;
- }
- }
-
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"vDMA0_tx_80211: p80211Header->sA3.wFrameCtl = %x \n", p80211Header->sA3.wFrameCtl);
-
- //Set packet type
- if (byPktType == PK_TYPE_11A) {//0000 0000 0000 0000
- pTxBufHead->wFIFOCtl = 0;
- }
- else if (byPktType == PK_TYPE_11B) {//0000 0001 0000 0000
- pTxBufHead->wFIFOCtl |= FIFOCTL_11B;
- }
- else if (byPktType == PK_TYPE_11GB) {//0000 0010 0000 0000
- pTxBufHead->wFIFOCtl |= FIFOCTL_11GB;
- }
- else if (byPktType == 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_ether_addr(&(p80211Header->sA3.abyAddr1[0]))) {
- bNeedACK = false;
- if (pDevice->bEnableHostWEP) {
- uNodeIndex = 0;
- bNodeExist = true;
- }
- }
- else {
- if (pDevice->bEnableHostWEP) {
- if (BSSDBbIsSTAInNodeDB(pDevice->pMgmt, (unsigned char *)(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((unsigned short)cbMacHdLen << 10);
-
- // Notes:
- // Although spec says MMPDU can be fragmented; In most cases,
- // 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 (byPktType == PK_TYPE_11GB || byPktType == 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);
-
- }
-
- memset((void *)(pbyTxBufferAddr + wTxBufSize), 0, (cbHeaderSize - wTxBufSize));
- memcpy(&(sEthHeader.abyDstAddr[0]), &(p80211Header->sA3.abyAddr1[0]), ETH_ALEN);
- memcpy(&(sEthHeader.abySrcAddr[0]), &(p80211Header->sA3.abyAddr2[0]), ETH_ALEN);
- //=========================
- // No Fragmentation
- //=========================
- pTxBufHead->wFragCtl |= (unsigned short)FRAGCTL_NONFRAG;
-
-
- //Fill FIFO,RrvTime,RTS,and CTS
- s_vGenerateTxParameter(pDevice, byPktType, pbyTxBufferAddr, pvRrvTime, pvRTS, pvCTS,
- cbFrameSize, bNeedACK, TYPE_TXDMA0, &sEthHeader, wCurrentRate);
-
- //Fill DataHead
- uDuration = s_uFillDataHead(pDevice, byPktType, 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 = (unsigned char *)(pbyTxBufferAddr + cbHeaderSize);
- pbyPayloadHead = (unsigned char *)(pbyMacHdr + cbMacHdLen + uPadding + cbIVlen);
- pbyIVHead = (unsigned char *)(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 = *(unsigned long *)(&pTransmitKey->abyKey[16]);
- dwMICKey1 = *(unsigned long *)(&pTransmitKey->abyKey[20]);
-
- // DO Software Michael
- MIC_vInit(dwMICKey0, dwMICKey1);
- MIC_vAppend((unsigned char *)&(sEthHeader.abyDstAddr[0]), 12);
- dwMIC_Priority = 0;
- MIC_vAppend((unsigned char *)&dwMIC_Priority, 4);
- DBG_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 = (unsigned long *)(pbyTxBufferAddr + uLength + cbFrameBodySize);
- pdwMIC_R = (unsigned long *)(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;
- }
-
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"uLength: %d, %d\n", uLength, cbFrameBodySize);
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"cbReqCount:%d, %d, %d, %d\n", cbReqCount, cbHeaderSize, uPadding, cbIVlen);
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"MIC:%lx, %lx\n", *pdwMIC_L, *pdwMIC_R);
-
- }
-
-
- s_vFillTxKey(pDevice, (unsigned char *)(pTxBufHead->adwTxKey), pbyIVHead, pTransmitKey,
- pbyMacHdr, (unsigned short)cbFrameBodySize, (unsigned char *)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, (unsigned short)(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 (byPktType == PK_TYPE_11GB || byPktType == 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) {
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " available td0 <= 1\n");
- }
-
- pDevice->apCurrTD[TYPE_TXDMA0] = pFrstTD->next;
-
- // Poll Transmit the adapter
- MACvTransmit0(pDevice->PortOffset);
-
- return;
-}
-
-
+/*
+ * 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 required parameter.
+ * vGenerateMACHeader - Translate 802.3 to 802.11 header
+ * cbGetFragCount - Calculate fragment 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 required duration
+ * s_uGetRTSCTSRsvTime- get rts/cts reserved time
+ * s_uGetTxRsvTime- get frame reserved time
+ * s_vFillCTSHead- fulfill CTS ctl header
+ * s_vFillFragParameter- Set fragment 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:
+ *
+ */
+
+#include "device.h"
+#include "rxtx.h"
+#include "tether.h"
+#include "card.h"
+#include "bssdb.h"
+#include "mac.h"
+#include "baseband.h"
+#include "michael.h"
+#include "tkip.h"
+#include "tcrc.h"
+#include "wctl.h"
+#include "wroute.h"
+#include "hostap.h"
+#include "rf.h"
+
+/*--------------------- 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 unsigned short 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 unsigned short 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 unsigned short 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(
+ PSDevice pDevice,
+ unsigned char *pbyBuf,
+ unsigned char *pbyIVHead,
+ PSKeyItem pTransmitKey,
+ unsigned char *pbyHdrBuf,
+ unsigned short wPayloadLen,
+ unsigned char *pMICHDR
+);
+
+
+
+static
+void
+s_vFillRTSHead(
+ PSDevice pDevice,
+ unsigned char byPktType,
+ void *pvRTS,
+ unsigned int cbFrameLength,
+ bool bNeedAck,
+ bool bDisCRC,
+ PSEthernetHeader psEthHeader,
+ unsigned short wCurrentRate,
+ unsigned char byFBOption
+);
+
+static
+void
+s_vGenerateTxParameter(
+ PSDevice pDevice,
+ unsigned char byPktType,
+ void *pTxBufHead,
+ void *pvRrvTime,
+ void *pvRTS,
+ void *pvCTS,
+ unsigned int cbFrameSize,
+ bool bNeedACK,
+ unsigned int uDMAIdx,
+ PSEthernetHeader psEthHeader,
+ unsigned short wCurrentRate
+);
+
+
+
+static void s_vFillFragParameter(
+ PSDevice pDevice,
+ unsigned char *pbyBuffer,
+ unsigned int uTxType,
+ void *pvtdCurr,
+ unsigned short wFragType,
+ unsigned int cbReqCount
+);
+
+
+static unsigned int
+s_cbFillTxBufHead(PSDevice pDevice, unsigned char byPktType, unsigned char *pbyTxBufferAddr,
+ unsigned int cbFrameBodySize, unsigned int uDMAIdx, PSTxDesc pHeadTD,
+ PSEthernetHeader psEthHeader, unsigned char *pPacket, bool bNeedEncrypt,
+ PSKeyItem pTransmitKey, unsigned int uNodeIndex, unsigned int *puMACfragNum);
+
+
+static
+unsigned int
+s_uFillDataHead(
+ PSDevice pDevice,
+ unsigned char byPktType,
+ void *pTxDataHead,
+ unsigned int cbFrameLength,
+ unsigned int uDMAIdx,
+ bool bNeedAck,
+ unsigned int uFragIdx,
+ unsigned int cbLastFragmentSize,
+ unsigned int uMACfragNum,
+ unsigned char byFBOption,
+ unsigned short wCurrentRate
+);
+
+
+/*--------------------- Export Variables --------------------------*/
+
+
+
+static
+void
+s_vFillTxKey(
+ PSDevice pDevice,
+ unsigned char *pbyBuf,
+ unsigned char *pbyIVHead,
+ PSKeyItem pTransmitKey,
+ unsigned char *pbyHdrBuf,
+ unsigned short wPayloadLen,
+ unsigned char *pMICHDR
+)
+{
+ unsigned long *pdwIV = (unsigned long *)pbyIVHead;
+ unsigned long *pdwExtIV = (unsigned long *)((unsigned char *)pbyIVHead+4);
+ unsigned short wValue;
+ PS802_11Header pMACHeader = (PS802_11Header)pbyHdrBuf;
+ unsigned long dwRevIVCounter;
+ unsigned char 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) {
+ memcpy(pDevice->abyPRNG, (unsigned char *)&(dwRevIVCounter), 3);
+ memcpy(pDevice->abyPRNG+3, pTransmitKey->abyKey, pTransmitKey->uKeyLength);
+ } else {
+ memcpy(pbyBuf, (unsigned char *)&(dwRevIVCounter), 3);
+ memcpy(pbyBuf+3, pTransmitKey->abyKey, pTransmitKey->uKeyLength);
+ if (pTransmitKey->uKeyLength == WLAN_WEP40_KEYLEN) {
+ memcpy(pbyBuf+8, (unsigned char *)&(dwRevIVCounter), 3);
+ memcpy(pbyBuf+11, pTransmitKey->abyKey, pTransmitKey->uKeyLength);
+ }
+ memcpy(pDevice->abyPRNG, pbyBuf, 16);
+ }
+ // Append IV after Mac Header
+ *pdwIV &= WEP_IV_MASK;//00000000 11111111 11111111 11111111
+ *pdwIV |= (unsigned long)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);
+ memcpy(pbyBuf, pDevice->abyPRNG, 16);
+ // Make IV
+ memcpy(pdwIV, pDevice->abyPRNG, 3);
+
+ *(pbyIVHead+3) = (unsigned char)(((byKeyIndex << 6) & 0xc0) | 0x20); // 0x20 is ExtIV
+ // Append IV&ExtIV after Mac Header
+ *pdwExtIV = cpu_to_le32(pTransmitKey->dwTSC47_16);
+ DBG_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++;
+ }
+ memcpy(pbyBuf, pTransmitKey->abyKey, 16);
+
+ // Make IV
+ *pdwIV = 0;
+ *(pbyIVHead+3) = (unsigned char)(((byKeyIndex << 6) & 0xc0) | 0x20); // 0x20 is ExtIV
+ *pdwIV |= cpu_to_le16((unsigned short)(pTransmitKey->wTSC15_0));
+ //Append IV&ExtIV after Mac Header
+ *pdwExtIV = cpu_to_le32(pTransmitKey->dwTSC47_16);
+
+ //Fill MICHDR0
+ *pMICHDR = 0x59;
+ *((unsigned char *)(pMICHDR+1)) = 0; // TxPriority
+ memcpy(pMICHDR+2, &(pMACHeader->abyAddr2[0]), 6);
+ *((unsigned char *)(pMICHDR+8)) = HIBYTE(HIWORD(pTransmitKey->dwTSC47_16));
+ *((unsigned char *)(pMICHDR+9)) = LOBYTE(HIWORD(pTransmitKey->dwTSC47_16));
+ *((unsigned char *)(pMICHDR+10)) = HIBYTE(LOWORD(pTransmitKey->dwTSC47_16));
+ *((unsigned char *)(pMICHDR+11)) = LOBYTE(LOWORD(pTransmitKey->dwTSC47_16));
+ *((unsigned char *)(pMICHDR+12)) = HIBYTE(pTransmitKey->wTSC15_0);
+ *((unsigned char *)(pMICHDR+13)) = LOBYTE(pTransmitKey->wTSC15_0);
+ *((unsigned char *)(pMICHDR+14)) = HIBYTE(wPayloadLen);
+ *((unsigned char *)(pMICHDR+15)) = LOBYTE(wPayloadLen);
+
+ //Fill MICHDR1
+ *((unsigned char *)(pMICHDR+16)) = 0; // HLEN[15:8]
+ if (pDevice->bLongHeader) {
+ *((unsigned char *)(pMICHDR+17)) = 28; // HLEN[7:0]
+ } else {
+ *((unsigned char *)(pMICHDR+17)) = 22; // HLEN[7:0]
+ }
+ wValue = cpu_to_le16(pMACHeader->wFrameCtl & 0xC78F);
+ memcpy(pMICHDR+18, (unsigned char *)&wValue, 2); // MSKFRACTL
+ memcpy(pMICHDR+20, &(pMACHeader->abyAddr1[0]), 6);
+ memcpy(pMICHDR+26, &(pMACHeader->abyAddr2[0]), 6);
+
+ //Fill MICHDR2
+ memcpy(pMICHDR+32, &(pMACHeader->abyAddr3[0]), 6);
+ wValue = pMACHeader->wSeqCtl;
+ wValue &= 0x000F;
+ wValue = cpu_to_le16(wValue);
+ memcpy(pMICHDR+38, (unsigned char *)&wValue, 2); // MSKSEQCTL
+ if (pDevice->bLongHeader) {
+ memcpy(pMICHDR+40, &(pMACHeader->abyAddr4[0]), 6);
+ }
+ }
+}
+
+
+static
+void
+s_vSWencryption(
+ PSDevice pDevice,
+ PSKeyItem pTransmitKey,
+ unsigned char *pbyPayloadHead,
+ unsigned short wPayloadSize
+)
+{
+ unsigned int cbICVlen = 4;
+ unsigned long dwICV = 0xFFFFFFFFL;
+ unsigned long *pdwICV;
+
+ if (pTransmitKey == NULL)
+ return;
+
+ if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) {
+ //=======================================================================
+ // Append ICV after payload
+ dwICV = CRCdwGetCrc32Ex(pbyPayloadHead, wPayloadSize, dwICV);//ICV(Payload)
+ pdwICV = (unsigned long *)(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 = (unsigned long *)(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);
+ //=======================================================================
+ }
+}
+
+
+
+
+/*byPktType : PK_TYPE_11A 0
+ PK_TYPE_11B 1
+ PK_TYPE_11GB 2
+ PK_TYPE_11GA 3
+*/
+static
+unsigned int
+s_uGetTxRsvTime(
+ PSDevice pDevice,
+ unsigned char byPktType,
+ unsigned int cbFrameLength,
+ unsigned short wRate,
+ bool bNeedAck
+)
+{
+ unsigned int uDataTime, uAckTime;
+
+ uDataTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, cbFrameLength, wRate);
+#ifdef PLICE_DEBUG
+ //printk("s_uGetTxRsvTime is %d\n",uDataTime);
+#endif
+ if (byPktType == PK_TYPE_11B) {//llb,CCK mode
+ uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, (unsigned short)pDevice->byTopCCKBasicRate);
+ } else {//11g 2.4G OFDM mode & 11a 5G OFDM mode
+ uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, (unsigned short)pDevice->byTopOFDMBasicRate);
+ }
+
+ if (bNeedAck) {
+ return (uDataTime + pDevice->uSIFS + uAckTime);
+ }
+ else {
+ return uDataTime;
+ }
+}
+
+//byFreqType: 0=>5GHZ 1=>2.4GHZ
+static
+unsigned int
+s_uGetRTSCTSRsvTime(
+ PSDevice pDevice,
+ unsigned char byRTSRsvType,
+ unsigned char byPktType,
+ unsigned int cbFrameLength,
+ unsigned short wCurrentRate
+)
+{
+ unsigned int uRrvTime , uRTSTime, uCTSTime, uAckTime, uDataTime;
+
+ uRrvTime = uRTSTime = uCTSTime = uAckTime = uDataTime = 0;
+
+
+ uDataTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, cbFrameLength, wCurrentRate);
+ if (byRTSRsvType == 0) { //RTSTxRrvTime_bb
+ uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopCCKBasicRate);
+ uCTSTime = uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
+ }
+ else if (byRTSRsvType == 1) { //RTSTxRrvTime_ba, only in 2.4GHZ
+ uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopCCKBasicRate);
+ uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
+ uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
+ }
+ else if (byRTSRsvType == 2) { //RTSTxRrvTime_aa
+ uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopOFDMBasicRate);
+ uCTSTime = uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
+ }
+ else if (byRTSRsvType == 3) { //CTSTxRrvTime_ba, only in 2.4GHZ
+ uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
+ uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 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
+unsigned int
+s_uGetDataDuration(
+ PSDevice pDevice,
+ unsigned char byDurType,
+ unsigned int cbFrameLength,
+ unsigned char byPktType,
+ unsigned short wRate,
+ bool bNeedAck,
+ unsigned int uFragIdx,
+ unsigned int cbLastFragmentSize,
+ unsigned int uMACfragNum,
+ unsigned char byFBOption
+)
+{
+ bool bLastFrag = 0;
+ unsigned int 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
+unsigned int
+s_uGetRTSCTSDuration(
+ PSDevice pDevice,
+ unsigned char byDurType,
+ unsigned int cbFrameLength,
+ unsigned char byPktType,
+ unsigned short wRate,
+ bool bNeedAck,
+ unsigned char byFBOption
+)
+{
+ unsigned int 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
+unsigned int
+s_uFillDataHead(
+ PSDevice pDevice,
+ unsigned char byPktType,
+ void *pTxDataHead,
+ unsigned int cbFrameLength,
+ unsigned int uDMAIdx,
+ bool bNeedAck,
+ unsigned int uFragIdx,
+ unsigned int cbLastFragmentSize,
+ unsigned int uMACfragNum,
+ unsigned char byFBOption,
+ unsigned short wCurrentRate
+)
+{
+ unsigned short wLen = 0x0000;
+
+ if (pTxDataHead == NULL) {
+ return 0;
+ }
+
+ if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {
+ if (byFBOption == AUTO_FB_NONE) {
+ PSTxDataHead_g pBuf = (PSTxDataHead_g)pTxDataHead;
+ //Get SignalField,ServiceField,Length
+ BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType,
+ (unsigned short *)&(wLen), (unsigned char *)&(pBuf->byServiceField_a), (unsigned char *)&(pBuf->bySignalField_a)
+);
+ pBuf->wTransmitLength_a = cpu_to_le16(wLen);
+ BBvCalculateParameter(pDevice, cbFrameLength, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
+ (unsigned short *)&(wLen), (unsigned char *)&(pBuf->byServiceField_b), (unsigned char *)&(pBuf->bySignalField_b)
+);
+ pBuf->wTransmitLength_b = cpu_to_le16(wLen);
+ //Get Duration and TimeStamp
+ pBuf->wDuration_a = cpu_to_le16((unsigned short)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength,
+ byPktType, wCurrentRate, bNeedAck, uFragIdx,
+ cbLastFragmentSize, uMACfragNum,
+ byFBOption)); //1: 2.4GHz
+ pBuf->wDuration_b = cpu_to_le16((unsigned short)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
+ BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType,
+ (unsigned short *)&(wLen), (unsigned char *)&(pBuf->byServiceField_a), (unsigned char *)&(pBuf->bySignalField_a)
+);
+ pBuf->wTransmitLength_a = cpu_to_le16(wLen);
+ BBvCalculateParameter(pDevice, cbFrameLength, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
+ (unsigned short *)&(wLen), (unsigned char *)&(pBuf->byServiceField_b), (unsigned char *)&(pBuf->bySignalField_b)
+);
+ pBuf->wTransmitLength_b = cpu_to_le16(wLen);
+ //Get Duration and TimeStamp
+ pBuf->wDuration_a = cpu_to_le16((unsigned short)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType,
+ wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption)); //1: 2.4GHz
+ pBuf->wDuration_b = cpu_to_le16((unsigned short)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((unsigned short)s_uGetDataDuration(pDevice, DATADUR_A_F0, cbFrameLength, byPktType,
+ wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption)); //1: 2.4GHz
+ pBuf->wDuration_a_f1 = cpu_to_le16((unsigned short)s_uGetDataDuration(pDevice, DATADUR_A_F1, cbFrameLength, byPktType,
+ 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 (byPktType == PK_TYPE_11A) {
+ if ((byFBOption != AUTO_FB_NONE)) {
+ // Auto Fallback
+ PSTxDataHead_a_FB pBuf = (PSTxDataHead_a_FB)pTxDataHead;
+ //Get SignalField,ServiceField,Length
+ BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType,
+ (unsigned short *)&(wLen), (unsigned char *)&(pBuf->byServiceField), (unsigned char *)&(pBuf->bySignalField)
+);
+ pBuf->wTransmitLength = cpu_to_le16(wLen);
+ //Get Duration and TimeStampOff
+
+ pBuf->wDuration = cpu_to_le16((unsigned short)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType,
+ wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption)); //0: 5GHz
+ pBuf->wDuration_f0 = cpu_to_le16((unsigned short)s_uGetDataDuration(pDevice, DATADUR_A_F0, cbFrameLength, byPktType,
+ wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption)); //0: 5GHz
+ pBuf->wDuration_f1 = cpu_to_le16((unsigned short)s_uGetDataDuration(pDevice, DATADUR_A_F1, cbFrameLength, byPktType,
+ 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
+ BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType,
+ (unsigned short *)&(wLen), (unsigned char *)&(pBuf->byServiceField), (unsigned char *)&(pBuf->bySignalField)
+);
+ pBuf->wTransmitLength = cpu_to_le16(wLen);
+ //Get Duration and TimeStampOff
+
+ pBuf->wDuration = cpu_to_le16((unsigned short)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType,
+ 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
+ BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType,
+ (unsigned short *)&(wLen), (unsigned char *)&(pBuf->byServiceField), (unsigned char *)&(pBuf->bySignalField)
+);
+ pBuf->wTransmitLength = cpu_to_le16(wLen);
+ //Get Duration and TimeStampOff
+ pBuf->wDuration = cpu_to_le16((unsigned short)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameLength, byPktType,
+ 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(
+ PSDevice pDevice,
+ unsigned char byPktType,
+ void *pvRTS,
+ unsigned int cbFrameLength,
+ bool bNeedAck,
+ bool bDisCRC,
+ PSEthernetHeader psEthHeader,
+ unsigned short wCurrentRate,
+ unsigned char byFBOption
+)
+{
+ unsigned int uRTSFrameLen = 20;
+ unsigned short wLen = 0x0000;
+
+ 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 modify codes for them.
+ if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {
+ if (byFBOption == AUTO_FB_NONE) {
+ PSRTS_g pBuf = (PSRTS_g)pvRTS;
+ //Get SignalField,ServiceField,Length
+ BBvCalculateParameter(pDevice, uRTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
+ (unsigned short *)&(wLen), (unsigned char *)&(pBuf->byServiceField_b), (unsigned char *)&(pBuf->bySignalField_b)
+);
+ pBuf->wTransmitLength_b = cpu_to_le16(wLen);
+ BBvCalculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktType,
+ (unsigned short *)&(wLen), (unsigned char *)&(pBuf->byServiceField_a), (unsigned char *)&(pBuf->bySignalField_a)
+);
+ pBuf->wTransmitLength_a = cpu_to_le16(wLen);
+ //Get Duration
+ pBuf->wDuration_bb = cpu_to_le16((unsigned short)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((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //2:RTSDuration_aa, 1:2.4G, 2,3: 2.4G OFDMData
+ pBuf->wDuration_ba = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_BA, cbFrameLength, byPktType, 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)) {
+ memcpy(&(pBuf->Data.abyRA[0]), &(psEthHeader->abyDstAddr[0]), ETH_ALEN);
+ }
+ else {
+ memcpy(&(pBuf->Data.abyRA[0]), &(pDevice->abyBSSID[0]), ETH_ALEN);
+ }
+ if (pDevice->eOPMode == OP_MODE_AP) {
+ memcpy(&(pBuf->Data.abyTA[0]), &(pDevice->abyBSSID[0]), ETH_ALEN);
+ }
+ else {
+ memcpy(&(pBuf->Data.abyTA[0]), &(psEthHeader->abySrcAddr[0]), ETH_ALEN);
+ }
+ }
+ else {
+ PSRTS_g_FB pBuf = (PSRTS_g_FB)pvRTS;
+ //Get SignalField,ServiceField,Length
+ BBvCalculateParameter(pDevice, uRTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
+ (unsigned short *)&(wLen), (unsigned char *)&(pBuf->byServiceField_b), (unsigned char *)&(pBuf->bySignalField_b)
+);
+ pBuf->wTransmitLength_b = cpu_to_le16(wLen);
+ BBvCalculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktType,
+ (unsigned short *)&(wLen), (unsigned char *)&(pBuf->byServiceField_a), (unsigned char *)&(pBuf->bySignalField_a)
+);
+ pBuf->wTransmitLength_a = cpu_to_le16(wLen);
+
+ //Get Duration
+ pBuf->wDuration_bb = cpu_to_le16((unsigned short)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((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //2:RTSDuration_aa, 1:2.4G, 2,3:2.4G OFDMData
+ pBuf->wDuration_ba = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_BA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //1:RTSDuration_ba, 1:2.4G, 2,3:2.4G OFDMData
+ pBuf->wRTSDuration_ba_f0 = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_BA_F0, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //4:wRTSDuration_ba_f0, 1:2.4G, 1:CCKData
+ pBuf->wRTSDuration_aa_f0 = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA_F0, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //5:wRTSDuration_aa_f0, 1:2.4G, 1:CCKData
+ pBuf->wRTSDuration_ba_f1 = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_BA_F1, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //6:wRTSDuration_ba_f1, 1:2.4G, 1:CCKData
+ pBuf->wRTSDuration_aa_f1 = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA_F1, cbFrameLength, byPktType, 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)) {
+ memcpy(&(pBuf->Data.abyRA[0]), &(psEthHeader->abyDstAddr[0]), ETH_ALEN);
+ }
+ else {
+ memcpy(&(pBuf->Data.abyRA[0]), &(pDevice->abyBSSID[0]), ETH_ALEN);
+ }
+
+ if (pDevice->eOPMode == OP_MODE_AP) {
+ memcpy(&(pBuf->Data.abyTA[0]), &(pDevice->abyBSSID[0]), ETH_ALEN);
+ }
+ else {
+ memcpy(&(pBuf->Data.abyTA[0]), &(psEthHeader->abySrcAddr[0]), ETH_ALEN);
+ }
+
+ } // if (byFBOption == AUTO_FB_NONE)
+ }
+ else if (byPktType == PK_TYPE_11A) {
+ if (byFBOption == AUTO_FB_NONE) {
+ PSRTS_ab pBuf = (PSRTS_ab)pvRTS;
+ //Get SignalField,ServiceField,Length
+ BBvCalculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktType,
+ (unsigned short *)&(wLen), (unsigned char *)&(pBuf->byServiceField), (unsigned char *)&(pBuf->bySignalField)
+);
+ pBuf->wTransmitLength = cpu_to_le16(wLen);
+ //Get Duration
+ pBuf->wDuration = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktType, 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)) {
+ memcpy(&(pBuf->Data.abyRA[0]), &(psEthHeader->abyDstAddr[0]), ETH_ALEN);
+ }
+ else {
+ memcpy(&(pBuf->Data.abyRA[0]), &(pDevice->abyBSSID[0]), ETH_ALEN);
+ }
+
+ if (pDevice->eOPMode == OP_MODE_AP) {
+ memcpy(&(pBuf->Data.abyTA[0]), &(pDevice->abyBSSID[0]), ETH_ALEN);
+ }
+ else {
+ memcpy(&(pBuf->Data.abyTA[0]), &(psEthHeader->abySrcAddr[0]), ETH_ALEN);
+ }
+
+ }
+ else {
+ PSRTS_a_FB pBuf = (PSRTS_a_FB)pvRTS;
+ //Get SignalField,ServiceField,Length
+ BBvCalculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktType,
+ (unsigned short *)&(wLen), (unsigned char *)&(pBuf->byServiceField), (unsigned char *)&(pBuf->bySignalField)
+);
+ pBuf->wTransmitLength = cpu_to_le16(wLen);
+ //Get Duration
+ pBuf->wDuration = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //0:RTSDuration_aa, 0:5G, 0: 5G OFDMData
+ pBuf->wRTSDuration_f0 = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA_F0, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //5:RTSDuration_aa_f0, 0:5G, 0: 5G OFDMData
+ pBuf->wRTSDuration_f1 = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA_F1, cbFrameLength, byPktType, 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)) {
+ memcpy(&(pBuf->Data.abyRA[0]), &(psEthHeader->abyDstAddr[0]), ETH_ALEN);
+ }
+ else {
+ memcpy(&(pBuf->Data.abyRA[0]), &(pDevice->abyBSSID[0]), ETH_ALEN);
+ }
+ if (pDevice->eOPMode == OP_MODE_AP) {
+ memcpy(&(pBuf->Data.abyTA[0]), &(pDevice->abyBSSID[0]), ETH_ALEN);
+ }
+ else {
+ memcpy(&(pBuf->Data.abyTA[0]), &(psEthHeader->abySrcAddr[0]), ETH_ALEN);
+ }
+ }
+ }
+ else if (byPktType == PK_TYPE_11B) {
+ PSRTS_ab pBuf = (PSRTS_ab)pvRTS;
+ //Get SignalField,ServiceField,Length
+ BBvCalculateParameter(pDevice, uRTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
+ (unsigned short *)&(wLen), (unsigned char *)&(pBuf->byServiceField), (unsigned char *)&(pBuf->bySignalField)
+);
+ pBuf->wTransmitLength = cpu_to_le16(wLen);
+ //Get Duration
+ pBuf->wDuration = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_BB, cbFrameLength, byPktType, 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)) {
+ memcpy(&(pBuf->Data.abyRA[0]), &(psEthHeader->abyDstAddr[0]), ETH_ALEN);
+ }
+ else {
+ memcpy(&(pBuf->Data.abyRA[0]), &(pDevice->abyBSSID[0]), ETH_ALEN);
+ }
+
+ if (pDevice->eOPMode == OP_MODE_AP) {
+ memcpy(&(pBuf->Data.abyTA[0]), &(pDevice->abyBSSID[0]), ETH_ALEN);
+ }
+ else {
+ memcpy(&(pBuf->Data.abyTA[0]), &(psEthHeader->abySrcAddr[0]), ETH_ALEN);
+ }
+ }
+}
+
+static
+void
+s_vFillCTSHead(
+ PSDevice pDevice,
+ unsigned int uDMAIdx,
+ unsigned char byPktType,
+ void *pvCTS,
+ unsigned int cbFrameLength,
+ bool bNeedAck,
+ bool bDisCRC,
+ unsigned short wCurrentRate,
+ unsigned char byFBOption
+)
+{
+ unsigned int uCTSFrameLen = 14;
+ unsigned short 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 (byPktType == PK_TYPE_11GB || byPktType == 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
+ BBvCalculateParameter(pDevice, uCTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
+ (unsigned short *)&(wLen), (unsigned char *)&(pBuf->byServiceField_b), (unsigned char *)&(pBuf->bySignalField_b)
+);
+
+
+ pBuf->wTransmitLength_b = cpu_to_le16(wLen);
+
+ pBuf->wDuration_ba = (unsigned short)s_uGetRTSCTSDuration(pDevice, CTSDUR_BA, cbFrameLength, byPktType, 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 = (unsigned short)s_uGetRTSCTSDuration(pDevice, CTSDUR_BA_F0, cbFrameLength, byPktType, 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 = (unsigned short)s_uGetRTSCTSDuration(pDevice, CTSDUR_BA_F1, cbFrameLength, byPktType, 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;
+ memcpy(&(pBuf->Data.abyRA[0]), &(pDevice->abyCurrentNetAddr[0]), ETH_ALEN);
+
+ } else { //if (byFBOption != AUTO_FB_NONE && uDMAIdx != TYPE_ATIMDMA && uDMAIdx != TYPE_BEACONDMA)
+ PSCTS pBuf = (PSCTS)pvCTS;
+ //Get SignalField,ServiceField,Length
+ BBvCalculateParameter(pDevice, uCTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
+ (unsigned short *)&(wLen), (unsigned char *)&(pBuf->byServiceField_b), (unsigned char *)&(pBuf->bySignalField_b)
+);
+ pBuf->wTransmitLength_b = cpu_to_le16(wLen);
+ //Get CTSDuration_ba
+ pBuf->wDuration_ba = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, CTSDUR_BA, cbFrameLength, byPktType, 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;
+ memcpy(&(pBuf->Data.abyRA[0]), &(pDevice->abyCurrentNetAddr[0]), ETH_ALEN);
+ }
+ }
+}
+
+
+
+
+
+
+/*+
+ *
+ * Description:
+ * Generate FIFO control for MAC & Baseband controller
+ *
+ * Parameters:
+ * In:
+ * pDevice - Pointer to adapter
+ * 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
+ *
+ -*/
+// unsigned int cbFrameSize,//Hdr+Payload+FCS
+static
+void
+s_vGenerateTxParameter(
+ PSDevice pDevice,
+ unsigned char byPktType,
+ void *pTxBufHead,
+ void *pvRrvTime,
+ void *pvRTS,
+ void *pvCTS,
+ unsigned int cbFrameSize,
+ bool bNeedACK,
+ unsigned int uDMAIdx,
+ PSEthernetHeader psEthHeader,
+ unsigned short wCurrentRate
+)
+{
+ unsigned int cbMACHdLen = WLAN_HDR_ADDR3_LEN; //24
+ unsigned short wFifoCtl;
+ bool bDisCRC = false;
+ unsigned char byFBOption = AUTO_FB_NONE;
+// unsigned short wCurrentRate = pDevice->wCurrentRate;
+
+ //DBG_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 (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {
+
+ if (pvRTS != NULL) { //RTS_need
+ //Fill RsvTime
+ if (pvRrvTime) {
+ PSRrvTime_gRTS pBuf = (PSRrvTime_gRTS)pvRrvTime;
+ pBuf->wRTSTxRrvTime_aa = cpu_to_le16((unsigned short)s_uGetRTSCTSRsvTime(pDevice, 2, byPktType, cbFrameSize, wCurrentRate));//2:RTSTxRrvTime_aa, 1:2.4GHz
+ pBuf->wRTSTxRrvTime_ba = cpu_to_le16((unsigned short)s_uGetRTSCTSRsvTime(pDevice, 1, byPktType, cbFrameSize, wCurrentRate));//1:RTSTxRrvTime_ba, 1:2.4GHz
+ pBuf->wRTSTxRrvTime_bb = cpu_to_le16((unsigned short)s_uGetRTSCTSRsvTime(pDevice, 0, byPktType, cbFrameSize, wCurrentRate));//0:RTSTxRrvTime_bb, 1:2.4GHz
+ pBuf->wTxRrvTime_a = cpu_to_le16((unsigned short) s_uGetTxRsvTime(pDevice, byPktType, cbFrameSize, wCurrentRate, bNeedACK));//2.4G OFDM
+ pBuf->wTxRrvTime_b = cpu_to_le16((unsigned short) s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, pDevice->byTopCCKBasicRate, bNeedACK));//1:CCK
+ }
+ //Fill RTS
+ s_vFillRTSHead(pDevice, byPktType, 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((unsigned short)s_uGetTxRsvTime(pDevice, byPktType, cbFrameSize, wCurrentRate, bNeedACK));//2.4G OFDM
+ pBuf->wTxRrvTime_b = cpu_to_le16((unsigned short)s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, pDevice->byTopCCKBasicRate, bNeedACK));//1:CCK
+ pBuf->wCTSTxRrvTime_ba = cpu_to_le16((unsigned short)s_uGetRTSCTSRsvTime(pDevice, 3, byPktType, cbFrameSize, wCurrentRate));//3:CTSTxRrvTime_Ba, 1:2.4GHz
+ }
+
+
+ //Fill CTS
+ s_vFillCTSHead(pDevice, uDMAIdx, byPktType, pvCTS, cbFrameSize, bNeedACK, bDisCRC, wCurrentRate, byFBOption);
+ }
+ }
+ else if (byPktType == 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((unsigned short)s_uGetRTSCTSRsvTime(pDevice, 2, byPktType, cbFrameSize, wCurrentRate));//2:RTSTxRrvTime_aa, 0:5GHz
+ pBuf->wTxRrvTime = cpu_to_le16((unsigned short)s_uGetTxRsvTime(pDevice, byPktType, cbFrameSize, wCurrentRate, bNeedACK));//0:OFDM
+ }
+ //Fill RTS
+ s_vFillRTSHead(pDevice, byPktType, 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((unsigned short)s_uGetTxRsvTime(pDevice, PK_TYPE_11A, cbFrameSize, wCurrentRate, bNeedACK)); //0:OFDM
+ }
+ }
+ }
+ else if (byPktType == 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((unsigned short)s_uGetRTSCTSRsvTime(pDevice, 0, byPktType, cbFrameSize, wCurrentRate));//0:RTSTxRrvTime_bb, 1:2.4GHz
+ pBuf->wTxRrvTime = cpu_to_le16((unsigned short)s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, wCurrentRate, bNeedACK));//1:CCK
+ }
+ //Fill RTS
+ s_vFillRTSHead(pDevice, byPktType, 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((unsigned short)s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, wCurrentRate, bNeedACK)); //1:CCK
+ }
+ }
+ }
+ //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "s_vGenerateTxParameter END.\n");
+}
+/*
+ unsigned char *pbyBuffer,//point to pTxBufHead
+ unsigned short wFragType,//00:Non-Frag, 01:Start, 02:Mid, 03:Last
+ unsigned int cbFragmentSize,//Hdr+payoad+FCS
+*/
+static
+void
+s_vFillFragParameter(
+ PSDevice pDevice,
+ unsigned char *pbyBuffer,
+ unsigned int uTxType,
+ void *pvtdCurr,
+ unsigned short wFragType,
+ unsigned int cbReqCount
+)
+{
+ PSTxBufHead pTxBufHead = (PSTxBufHead) pbyBuffer;
+ //DBG_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((unsigned short)(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((unsigned short)(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 |= (unsigned short)wFragType;//0x0001; //0000 0000 0000 0001
+
+ //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "s_vFillFragParameter END\n");
+}
+
+static unsigned int
+s_cbFillTxBufHead(PSDevice pDevice, unsigned char byPktType, unsigned char *pbyTxBufferAddr,
+ unsigned int cbFrameBodySize, unsigned int uDMAIdx, PSTxDesc pHeadTD,
+ PSEthernetHeader psEthHeader, unsigned char *pPacket, bool bNeedEncrypt,
+ PSKeyItem pTransmitKey, unsigned int uNodeIndex, unsigned int *puMACfragNum)
+{
+ unsigned int cbMACHdLen;
+ unsigned int cbFrameSize;
+ unsigned int cbFragmentSize; //Hdr+(IV)+payoad+(MIC)+(ICV)+FCS
+ unsigned int cbFragPayloadSize;
+ unsigned int cbLastFragmentSize; //Hdr+(IV)+payoad+(MIC)+(ICV)+FCS
+ unsigned int cbLastFragPayloadSize;
+ unsigned int uFragIdx;
+ unsigned char *pbyPayloadHead;
+ unsigned char *pbyIVHead;
+ unsigned char *pbyMacHdr;
+ unsigned short wFragType; //00:Non-Frag, 01:Start, 10:Mid, 11:Last
+ unsigned int uDuration;
+ unsigned char *pbyBuffer;
+// unsigned int uKeyEntryIdx = NUM_KEY_ENTRY+1;
+// unsigned char byKeySel = 0xFF;
+ unsigned int cbIVlen = 0;
+ unsigned int cbICVlen = 0;
+ unsigned int cbMIClen = 0;
+ unsigned int cbFCSlen = 4;
+ unsigned int cb802_1_H_len = 0;
+ unsigned int uLength = 0;
+ unsigned int uTmpLen = 0;
+// unsigned char abyTmp[8];
+// unsigned long dwCRC;
+ unsigned int cbMICHDR = 0;
+ unsigned long dwMICKey0, dwMICKey1;
+ unsigned long dwMIC_Priority;
+ unsigned long *pdwMIC_L;
+ unsigned long *pdwMIC_R;
+ unsigned long dwSafeMIC_L, dwSafeMIC_R; //Fix "Last Frag Size" < "MIC length".
+ bool bMIC2Frag = false;
+ unsigned int uMICFragLen = 0;
+ unsigned int uMACfragNum = 1;
+ unsigned int uPadding = 0;
+ unsigned int cbReqCount = 0;
+
+ bool bNeedACK;
+ bool bRTS;
+ bool bIsAdhoc;
+ unsigned char *pbyType;
+ PSTxDesc ptdCurr;
+ PSTxBufHead psTxBufHd = (PSTxBufHead) pbyTxBufferAddr;
+// unsigned int tmpDescIdx;
+ unsigned int cbHeaderLength = 0;
+ void *pvRrvTime;
+ PSMICHDRHead pMICHDR;
+ void *pvRTS;
+ void *pvCTS;
+ void *pvTxDataHd;
+ unsigned short wTxBufSize; // FFinfo size
+ unsigned int uTotalCopyLength = 0;
+ unsigned char byFBOption = AUTO_FB_NONE;
+ bool bIsWEP256 = false;
+ PSMgmtObject pMgmt = pDevice->pMgmt;
+
+
+ pvRrvTime = pMICHDR = pvRTS = pvCTS = pvTxDataHd = NULL;
+
+ //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "s_cbFillTxBufHead...\n");
+ if ((pDevice->eOPMode == OP_MODE_ADHOC) ||
+ (pDevice->eOPMode == OP_MODE_AP)) {
+
+ if (is_multicast_ether_addr(&(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 (byPktType == PK_TYPE_11GB || byPktType == 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
+ }
+ memset((void *)(pbyTxBufferAddr + wTxBufSize), 0, (cbHeaderLength - wTxBufSize));
+
+//////////////////////////////////////////////////////////////////
+ if ((bNeedEncrypt == true) && (pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)) {
+ if (pDevice->pMgmt->eAuthenMode == WMAC_AUTH_WPANONE) {
+ dwMICKey0 = *(unsigned long *)(&pTransmitKey->abyKey[16]);
+ dwMICKey1 = *(unsigned long *)(&pTransmitKey->abyKey[20]);
+ }
+ else if ((pTransmitKey->dwKeyIndex & AUTHENTICATOR_KEY) != 0) {
+ dwMICKey0 = *(unsigned long *)(&pTransmitKey->abyKey[16]);
+ dwMICKey1 = *(unsigned long *)(&pTransmitKey->abyKey[20]);
+ }
+ else {
+ dwMICKey0 = *(unsigned long *)(&pTransmitKey->abyKey[24]);
+ dwMICKey1 = *(unsigned long *)(&pTransmitKey->abyKey[28]);
+ }
+ // DO Software Michael
+ MIC_vInit(dwMICKey0, dwMICKey1);
+ MIC_vAppend((unsigned char *)&(psEthHeader->abyDstAddr[0]), 12);
+ dwMIC_Priority = 0;
+ MIC_vAppend((unsigned char *)&dwMIC_Priority, 4);
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "MIC KEY: %lX, %lX\n", dwMICKey0, dwMICKey1);
+ }
+
+///////////////////////////////////////////////////////////////////
+
+ pbyMacHdr = (unsigned char *)(pbyTxBufferAddr + cbHeaderLength);
+ pbyPayloadHead = (unsigned char *)(pbyMacHdr + cbMACHdLen + uPadding + cbIVlen);
+ pbyIVHead = (unsigned char *)(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 = (unsigned short) ((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
+ //=========================
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Start Fragmentation...\n");
+ wFragType = FRAGCTL_STAFRAG;
+
+
+ //Fill FIFO,RrvTime,RTS,and CTS
+ s_vGenerateTxParameter(pDevice, byPktType, (void *)psTxBufHd, pvRrvTime, pvRTS, pvCTS,
+ cbFragmentSize, bNeedACK, uDMAIdx, psEthHeader, pDevice->wCurrentRate);
+ //Fill DataHead
+ uDuration = s_uFillDataHead(pDevice, byPktType, pvTxDataHd, cbFragmentSize, uDMAIdx, bNeedACK,
+ uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption, pDevice->wCurrentRate);
+ // Generate TX MAC Header
+ vGenerateMACHeader(pDevice, pbyMacHdr, (unsigned short)uDuration, psEthHeader, bNeedEncrypt,
+ wFragType, uDMAIdx, uFragIdx);
+
+ if (bNeedEncrypt == true) {
+ //Fill TXKEY
+ s_vFillTxKey(pDevice, (unsigned char *)(psTxBufHd->adwTxKey), pbyIVHead, pTransmitKey,
+ pbyMacHdr, (unsigned short)cbFragPayloadSize, (unsigned char *)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) > ETH_DATA_LEN) {
+ if ((psEthHeader->wType == TYPE_PKT_IPX) ||
+ (psEthHeader->wType == cpu_to_le16(0xF380))) {
+ memcpy((unsigned char *)(pbyPayloadHead), &pDevice->abySNAP_Bridgetunnel[0], 6);
+ }
+ else {
+ memcpy((unsigned char *)(pbyPayloadHead), &pDevice->abySNAP_RFC1042[0], 6);
+ }
+ pbyType = (unsigned char *)(pbyPayloadHead + 6);
+ memcpy(pbyType, &(psEthHeader->wType), sizeof(unsigned short));
+ 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, (unsigned char *)pMICHDR, pbyMacHdr, (unsigned short)cbFragPayloadSize);
+ //}
+ //cbReqCount += s_uDoEncryption(pDevice, psEthHeader, (void *)psTxBufHd, byKeySel,
+ // pbyPayloadHead, (unsigned short)cbFragPayloadSize, uDMAIdx);
+
+
+
+ //pbyBuffer = (unsigned char *)pDevice->aamTxBuf[uDMAIdx][uDescIdx].pbyVAddr;
+ pbyBuffer = (unsigned char *)pHeadTD->pTDInfo->buf;
+
+ uLength = cbHeaderLength + cbMACHdLen + uPadding + cbIVlen + cb802_1_H_len;
+ //copy TxBufferHeader + MacHeader to desc
+ memcpy(pbyBuffer, (void *)psTxBufHd, uLength);
+
+ // Copy the Packet into a tx Buffer
+ memcpy((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)) {
+ DBG_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), (unsigned short)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, (void *)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
+ //=========================
+ DBG_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, byPktType, (void *)psTxBufHd, pvRrvTime, pvRTS, pvCTS,
+ cbLastFragmentSize, bNeedACK, uDMAIdx, psEthHeader, pDevice->wCurrentRate);
+ //Fill DataHead
+ uDuration = s_uFillDataHead(pDevice, byPktType, pvTxDataHd, cbLastFragmentSize, uDMAIdx, bNeedACK,
+ uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption, pDevice->wCurrentRate);
+
+ // Generate TX MAC Header
+ vGenerateMACHeader(pDevice, pbyMacHdr, (unsigned short)uDuration, psEthHeader, bNeedEncrypt,
+ wFragType, uDMAIdx, uFragIdx);
+
+ if (bNeedEncrypt == true) {
+ //Fill TXKEY
+ s_vFillTxKey(pDevice, (unsigned char *)(psTxBufHd->adwTxKey), pbyIVHead, pTransmitKey,
+ pbyMacHdr, (unsigned short)cbLastFragPayloadSize, (unsigned char *)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 = (unsigned char *)pHeadTD->pTDInfo->buf;
+ //pbyBuffer = (unsigned char *)pDevice->aamTxBuf[uDMAIdx][tmpDescIdx].pbyVAddr;
+
+ uLength = cbHeaderLength + cbMACHdLen + uPadding + cbIVlen;
+
+ //copy TxBufferHeader + MacHeader to desc
+ memcpy(pbyBuffer, (void *)psTxBufHd, uLength);
+
+ // Copy the Packet into a tx Buffer
+ if (bMIC2Frag == false) {
+
+ memcpy((pbyBuffer + uLength),
+ (pPacket + 14 + uTotalCopyLength),
+ (cbLastFragPayloadSize - cbMIClen)
+);
+ //TODO check uTmpLen !
+ uTmpLen = cbLastFragPayloadSize - cbMIClen;
+
+ }
+ if ((bNeedEncrypt == true) && (pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)) {
+ DBG_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 = (unsigned long *)(pbyBuffer + uLength + uTmpLen);
+ pdwMIC_R = (unsigned long *)(pbyBuffer + uLength + uTmpLen + 4);
+ MIC_vGetMIC(pdwMIC_L, pdwMIC_R);
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Last MIC:%lX, %lX\n", *pdwMIC_L, *pdwMIC_R);
+ } else {
+ if (uMICFragLen >= 4) {
+ memcpy((pbyBuffer + uLength), ((unsigned char *)&dwSafeMIC_R + (uMICFragLen - 4)),
+ (cbMIClen - uMICFragLen));
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "LAST: uMICFragLen >= 4: %X, %d\n",
+ *(unsigned char *)((unsigned char *)&dwSafeMIC_R + (uMICFragLen - 4)),
+ (cbMIClen - uMICFragLen));
+
+ } else {
+ memcpy((pbyBuffer + uLength), ((unsigned char *)&dwSafeMIC_L + uMICFragLen),
+ (4 - uMICFragLen));
+ memcpy((pbyBuffer + uLength + (4 - uMICFragLen)), &dwSafeMIC_R, 4);
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "LAST: uMICFragLen < 4: %X, %d\n",
+ *(unsigned char *)((unsigned char *)&dwSafeMIC_R + uMICFragLen - 4),
+ (cbMIClen - uMICFragLen));
+ }
+ /*
+ for (ii = 0; ii < cbLastFragPayloadSize + 8 + 24; ii++) {
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "%02x ", *((unsigned char *)((pbyBuffer + uLength) + ii - 8 - 24)));
+ }
+ DBG_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), (unsigned short)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, (void *)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
+ //=========================
+ DBG_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, byPktType, (void *)psTxBufHd, pvRrvTime, pvRTS, pvCTS,
+ cbFragmentSize, bNeedACK, uDMAIdx, psEthHeader, pDevice->wCurrentRate);
+ //Fill DataHead
+ uDuration = s_uFillDataHead(pDevice, byPktType, pvTxDataHd, cbFragmentSize, uDMAIdx, bNeedACK,
+ uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption, pDevice->wCurrentRate);
+
+ // Generate TX MAC Header
+ vGenerateMACHeader(pDevice, pbyMacHdr, (unsigned short)uDuration, psEthHeader, bNeedEncrypt,
+ wFragType, uDMAIdx, uFragIdx);
+
+
+ if (bNeedEncrypt == true) {
+ //Fill TXKEY
+ s_vFillTxKey(pDevice, (unsigned char *)(psTxBufHd->adwTxKey), pbyIVHead, pTransmitKey,
+ pbyMacHdr, (unsigned short)cbFragPayloadSize, (unsigned char *)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, (unsigned char *)pMICHDR, pbyMacHdr, (unsigned short)cbFragPayloadSize);
+ //}
+ //cbReqCount += s_uDoEncryption(pDevice, psEthHeader, (void *)psTxBufHd, byKeySel,
+ // pbyPayloadHead, (unsigned short)cbFragPayloadSize, uDMAIdx);
+
+
+ pbyBuffer = (unsigned char *)pHeadTD->pTDInfo->buf;
+ //pbyBuffer = (unsigned char *)pDevice->aamTxBuf[uDMAIdx][tmpDescIdx].pbyVAddr;
+
+
+ uLength = cbHeaderLength + cbMACHdLen + uPadding + cbIVlen;
+
+ //copy TxBufferHeader + MacHeader to desc
+ memcpy(pbyBuffer, (void *)psTxBufHd, uLength);
+
+ // Copy the Packet into a tx Buffer
+ memcpy((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 = (unsigned long *)(pbyBuffer + uLength + uTmpLen);
+ pdwMIC_R = (unsigned long *)(pbyBuffer + uLength + uTmpLen + 4);
+ MIC_vGetMIC(pdwMIC_L, pdwMIC_R);
+ dwSafeMIC_L = *pdwMIC_L;
+ dwSafeMIC_R = *pdwMIC_R;
+
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "MIDDLE: uMICFragLen:%d, cbFragPayloadSize:%d, uTmpLen:%d\n",
+ uMICFragLen, cbFragPayloadSize, uTmpLen);
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Fill MIC in Middle frag [%d]\n", uMICFragLen);
+ /*
+ for (ii = 0; ii < uMICFragLen; ii++) {
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "%02x ", *((unsigned char *)((pbyBuffer + uLength + uTmpLen) + ii)));
+ }
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "\n");
+ */
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Get MIC:%lX, %lX\n", *pdwMIC_L, *pdwMIC_R);
+ }
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Middle frag len: %d\n", uTmpLen);
+ /*
+ for (ii = 0; ii < uTmpLen; ii++) {
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "%02x ", *((unsigned char *)((pbyBuffer + uLength) + ii)));
+ }
+ DBG_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), (unsigned short)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, (void *)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
+ //=========================
+ //DBG_PRTGRP03(("No Fragmentation...\n"));
+ //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "No Fragmentation...\n");
+ wFragType = FRAGCTL_NONFRAG;
+
+ //Set FragCtl in TxBufferHead
+ psTxBufHd->wFragCtl |= (unsigned short)wFragType;
+
+ //Fill FIFO,RrvTime,RTS,and CTS
+ s_vGenerateTxParameter(pDevice, byPktType, (void *)psTxBufHd, pvRrvTime, pvRTS, pvCTS,
+ cbFrameSize, bNeedACK, uDMAIdx, psEthHeader, pDevice->wCurrentRate);
+ //Fill DataHead
+ uDuration = s_uFillDataHead(pDevice, byPktType, pvTxDataHd, cbFrameSize, uDMAIdx, bNeedACK,
+ 0, 0, uMACfragNum, byFBOption, pDevice->wCurrentRate);
+
+ // Generate TX MAC Header
+ vGenerateMACHeader(pDevice, pbyMacHdr, (unsigned short)uDuration, psEthHeader, bNeedEncrypt,
+ wFragType, uDMAIdx, 0);
+
+ if (bNeedEncrypt == true) {
+ //Fill TXKEY
+ s_vFillTxKey(pDevice, (unsigned char *)(psTxBufHd->adwTxKey), pbyIVHead, pTransmitKey,
+ pbyMacHdr, (unsigned short)cbFrameBodySize, (unsigned char *)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) > ETH_DATA_LEN) {
+ if ((psEthHeader->wType == TYPE_PKT_IPX) ||
+ (psEthHeader->wType == cpu_to_le16(0xF380))) {
+ memcpy((unsigned char *)(pbyPayloadHead), &pDevice->abySNAP_Bridgetunnel[0], 6);
+ }
+ else {
+ memcpy((unsigned char *)(pbyPayloadHead), &pDevice->abySNAP_RFC1042[0], 6);
+ }
+ pbyType = (unsigned char *)(pbyPayloadHead + 6);
+ memcpy(pbyType, &(psEthHeader->wType), sizeof(unsigned short));
+ cb802_1_H_len = 8;
+ }
+
+ cbReqCount = cbHeaderLength + cbMACHdLen + uPadding + cbIVlen + (cbFrameBodySize + cbMIClen);
+ //---------------------------
+ // S/W or H/W Encryption
+ //---------------------------
+ //Fill MICHDR
+ //if (pDevice->bAES) {
+ // DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Fill MICHDR...\n");
+ // s_vFillMICHDR(pDevice, (unsigned char *)pMICHDR, pbyMacHdr, (unsigned short)cbFrameBodySize);
+ //}
+
+ pbyBuffer = (unsigned char *)pHeadTD->pTDInfo->buf;
+ //pbyBuffer = (unsigned char *)pDevice->aamTxBuf[uDMAIdx][uDescIdx].pbyVAddr;
+
+ uLength = cbHeaderLength + cbMACHdLen + uPadding + cbIVlen + cb802_1_H_len;
+
+ //copy TxBufferHeader + MacHeader to desc
+ memcpy(pbyBuffer, (void *)psTxBufHd, uLength);
+
+ // Copy the Packet into a tx Buffer
+ memcpy((pbyBuffer + uLength),
+ (pPacket + 14),
+ cbFrameBodySize - cb802_1_H_len
+);
+
+ if ((bNeedEncrypt == true) && (pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)) {
+
+ DBG_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++) {
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "%02x ", *((unsigned char *)((pbyBuffer + uLength) + ii)));
+ }
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "\n");
+ */
+
+ MIC_vAppend((pbyBuffer + uLength - cb802_1_H_len), cbFrameBodySize);
+
+ pdwMIC_L = (unsigned long *)(pbyBuffer + uLength - cb802_1_H_len + cbFrameBodySize);
+ pdwMIC_R = (unsigned long *)(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;
+ }
+
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "uLength: %d, %d\n", uLength, cbFrameBodySize);
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "cbReqCount:%d, %d, %d, %d\n", cbReqCount, cbHeaderLength, uPadding, cbIVlen);
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "MIC:%lx, %lx\n", *pdwMIC_L, *pdwMIC_R);
+/*
+ for (ii = 0; ii < 8; ii++) {
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "%02x ", *(((unsigned char *)(pdwMIC_L) + ii)));
+ }
+ DBG_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),
+ (unsigned short)(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((unsigned short)(cbReqCount));
+
+ pDevice->iTDUsed[uDMAIdx]++;
+
+
+// DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " ptdCurr->m_dwReserved0[%d] ptdCurr->m_dwReserved1[%d].\n", ptdCurr->pTDInfo->dwReqCount, ptdCurr->pTDInfo->dwHeaderLength);
+// DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " cbHeaderLength[%d]\n", cbHeaderLength);
+
+ }
+ *puMACfragNum = uMACfragNum;
+ //DBG_PRTGRP03(("s_cbFillTxBufHead END\n"));
+ return cbHeaderLength;
+}
+
+
+void
+vGenerateFIFOHeader(PSDevice pDevice, unsigned char byPktType, unsigned char *pbyTxBufferAddr,
+ bool bNeedEncrypt, unsigned int cbPayloadSize, unsigned int uDMAIdx,
+ PSTxDesc pHeadTD, PSEthernetHeader psEthHeader, unsigned char *pPacket,
+ PSKeyItem pTransmitKey, unsigned int uNodeIndex, unsigned int *puMACfragNum,
+ unsigned int *pcbHeaderSize)
+{
+ unsigned int wTxBufSize; // FFinfo size
+ bool bNeedACK;
+ bool bIsAdhoc;
+ unsigned short cbMacHdLen;
+ PSTxBufHead pTxBufHead = (PSTxBufHead) pbyTxBufferAddr;
+
+ wTxBufSize = sizeof(STxBufHead);
+
+ memset(pTxBufHead, 0, wTxBufSize);
+ //Set FIFOCTL_NEEDACK
+
+ if ((pDevice->eOPMode == OP_MODE_ADHOC) ||
+ (pDevice->eOPMode == OP_MODE_AP)) {
+ if (is_multicast_ether_addr(&(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((unsigned short)(cbMacHdLen << 10));
+
+ //Set packet type
+ if (byPktType == PK_TYPE_11A) {//0000 0000 0000 0000
+ ;
+ }
+ else if (byPktType == PK_TYPE_11B) {//0000 0001 0000 0000
+ pTxBufHead->wFIFOCtl |= FIFOCTL_11B;
+ }
+ else if (byPktType == PK_TYPE_11GB) {//0000 0010 0000 0000
+ pTxBufHead->wFIFOCtl |= FIFOCTL_11GB;
+ }
+ else if (byPktType == 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, byPktType, pbyTxBufferAddr, cbPayloadSize,
+ uDMAIdx, pHeadTD, psEthHeader, pPacket, bNeedEncrypt,
+ pTransmitKey, uNodeIndex, puMACfragNum);
+
+ return;
+}
+
+
+
+
+/*+
+ *
+ * Description:
+ * Translate 802.3 to 802.11 header
+ *
+ * Parameters:
+ * In:
+ * pDevice - Pointer to adapter
+ * 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(
+ PSDevice pDevice,
+ unsigned char *pbyBufferAddr,
+ unsigned short wDuration,
+ PSEthernetHeader psEthHeader,
+ bool bNeedEncrypt,
+ unsigned short wFragType,
+ unsigned int uDMAIdx,
+ unsigned int uFragIdx
+)
+{
+ PS802_11Header pMACHeader = (PS802_11Header)pbyBufferAddr;
+
+ memset(pMACHeader, 0, (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) {
+ memcpy(&(pMACHeader->abyAddr1[0]), &(psEthHeader->abyDstAddr[0]), ETH_ALEN);
+ memcpy(&(pMACHeader->abyAddr2[0]), &(pDevice->abyBSSID[0]), ETH_ALEN);
+ memcpy(&(pMACHeader->abyAddr3[0]), &(psEthHeader->abySrcAddr[0]), ETH_ALEN);
+ pMACHeader->wFrameCtl |= FC_FROMDS;
+ }
+ else {
+ if (pDevice->eOPMode == OP_MODE_ADHOC) {
+ memcpy(&(pMACHeader->abyAddr1[0]), &(psEthHeader->abyDstAddr[0]), ETH_ALEN);
+ memcpy(&(pMACHeader->abyAddr2[0]), &(psEthHeader->abySrcAddr[0]), ETH_ALEN);
+ memcpy(&(pMACHeader->abyAddr3[0]), &(pDevice->abyBSSID[0]), ETH_ALEN);
+ }
+ else {
+ memcpy(&(pMACHeader->abyAddr3[0]), &(psEthHeader->abyDstAddr[0]), ETH_ALEN);
+ memcpy(&(pMACHeader->abyAddr2[0]), &(psEthHeader->abySrcAddr[0]), ETH_ALEN);
+ memcpy(&(pMACHeader->abyAddr1[0]), &(pDevice->abyBSSID[0]), ETH_ALEN);
+ pMACHeader->wFrameCtl |= FC_TODS;
+ }
+ }
+
+ if (bNeedEncrypt)
+ pMACHeader->wFrameCtl |= cpu_to_le16((unsigned short)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);
+ memcpy(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((unsigned short)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;
+ unsigned char byPktType;
+ unsigned char *pbyTxBufferAddr;
+ void *pvRTS;
+ PSCTS pCTS;
+ void *pvTxDataHd;
+ unsigned int uDuration;
+ unsigned int cbReqCount;
+ PS802_11Header pMACHeader;
+ unsigned int cbHeaderSize;
+ unsigned int cbFrameBodySize;
+ bool bNeedACK;
+ bool bIsPSPOLL = false;
+ PSTxBufHead pTxBufHead;
+ unsigned int cbFrameSize;
+ unsigned int cbIVlen = 0;
+ unsigned int cbICVlen = 0;
+ unsigned int cbMIClen = 0;
+ unsigned int cbFCSlen = 4;
+ unsigned int uPadding = 0;
+ unsigned short wTxBufSize;
+ unsigned int cbMacHdLen;
+ SEthernetHeader sEthHeader;
+ void *pvRrvTime;
+ void *pMICHDR;
+ PSMgmtObject pMgmt = pDevice->pMgmt;
+ unsigned short wCurrentRate = RATE_1M;
+
+
+ if (AVAIL_TD(pDevice, TYPE_TXDMA0) <= 0) {
+ return CMD_STATUS_RESOURCES;
+ }
+
+ pFrstTD = pDevice->apCurrTD[TYPE_TXDMA0];
+ pbyTxBufferAddr = (unsigned char *)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;
+ byPktType = PK_TYPE_11A;
+ } else {
+ wCurrentRate = RATE_1M;
+ byPktType = 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;
+ byPktType = PK_TYPE_11GA;
+ }
+ }
+
+ //Set packet type
+ if (byPktType == PK_TYPE_11A) {//0000 0000 0000 0000
+ pTxBufHead->wFIFOCtl = 0;
+ }
+ else if (byPktType == PK_TYPE_11B) {//0000 0001 0000 0000
+ pTxBufHead->wFIFOCtl |= FIFOCTL_11B;
+ }
+ else if (byPktType == PK_TYPE_11GB) {//0000 0010 0000 0000
+ pTxBufHead->wFIFOCtl |= FIFOCTL_11GB;
+ }
+ else if (byPktType == 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_ether_addr(&(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((unsigned short)(cbMacHdLen << 10));
+
+ // Notes:
+ // Although spec says MMPDU can be fragmented; In most cases,
+ // 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 (byPktType == PK_TYPE_11GB || byPktType == 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);
+ }
+
+ memset((void *)(pbyTxBufferAddr + wTxBufSize), 0, (cbHeaderSize - wTxBufSize));
+
+ memcpy(&(sEthHeader.abyDstAddr[0]), &(pPacket->p80211Header->sA3.abyAddr1[0]), ETH_ALEN);
+ memcpy(&(sEthHeader.abySrcAddr[0]), &(pPacket->p80211Header->sA3.abyAddr2[0]), ETH_ALEN);
+ //=========================
+ // No Fragmentation
+ //=========================
+ pTxBufHead->wFragCtl |= (unsigned short)FRAGCTL_NONFRAG;
+
+
+ //Fill FIFO,RrvTime,RTS,and CTS
+ s_vGenerateTxParameter(pDevice, byPktType, pbyTxBufferAddr, pvRrvTime, pvRTS, pCTS,
+ cbFrameSize, bNeedACK, TYPE_TXDMA0, &sEthHeader, wCurrentRate);
+
+ //Fill DataHead
+ uDuration = s_uFillDataHead(pDevice, byPktType, 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) {
+ unsigned char *pbyIVHead;
+ unsigned char *pbyPayloadHead;
+ unsigned char *pbyBSSID;
+ PSKeyItem pTransmitKey = NULL;
+
+ pbyIVHead = (unsigned char *)(pbyTxBufferAddr + cbHeaderSize + cbMacHdLen + uPadding);
+ pbyPayloadHead = (unsigned char *)(pbyTxBufferAddr + cbHeaderSize + cbMacHdLen + uPadding + cbIVlen);
+
+ //Fill TXKEY
+ //Kyle: Need fix: TKIP and AES did't encrypt Mnt Packet.
+ //s_vFillTxKey(pDevice, (unsigned char *)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, (unsigned char *)pMICHDR, (unsigned char *)pMACHeader, (unsigned short)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) {
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Get GTK.\n");
+ break;
+ }
+ } else {
+ DBG_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;
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "KEY is NULL. OP Mode[%d]\n", pDevice->eOPMode);
+ } else {
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Get GTK.\n");
+ }
+ } while (false);
+ //Fill TXKEY
+ s_vFillTxKey(pDevice, (unsigned char *)(pTxBufHead->adwTxKey), pbyIVHead, pTransmitKey,
+ (unsigned char *)pMACHeader, (unsigned short)cbFrameBodySize, NULL);
+
+ memcpy(pMACHeader, pPacket->p80211Header, cbMacHdLen);
+ memcpy(pbyPayloadHead, ((unsigned char *)(pPacket->p80211Header) + cbMacHdLen),
+ cbFrameBodySize);
+ }
+ else {
+ // Copy the Packet into a tx Buffer
+ memcpy(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 to 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 (byPktType == PK_TYPE_11GB || byPktType == 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((unsigned short)(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) {
+ DBG_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) {
+
+ unsigned char byPktType;
+ unsigned char *pbyBuffer = (unsigned char *)pDevice->tx_beacon_bufs;
+ unsigned int cbFrameSize = pPacket->cbMPDULen + WLAN_FCS_LEN;
+ unsigned int cbHeaderSize = 0;
+ unsigned short wTxBufSize = sizeof(STxShortBufHead);
+ PSTxShortBufHead pTxBufHead = (PSTxShortBufHead) pbyBuffer;
+ PSTxDataHead_ab pTxDataHead = (PSTxDataHead_ab) (pbyBuffer + wTxBufSize);
+ PS802_11Header pMACHeader;
+ unsigned short wCurrentRate;
+ unsigned short wLen = 0x0000;
+
+
+ memset(pTxBufHead, 0, wTxBufSize);
+
+ if (pDevice->eCurrentPHYType == PHY_TYPE_11A) {
+ wCurrentRate = RATE_6M;
+ byPktType = PK_TYPE_11A;
+ } else {
+ wCurrentRate = RATE_2M;
+ byPktType = 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 (byPktType == PK_TYPE_11A) {//0000 0000 0000 0000
+ pTxDataHead->wDuration = cpu_to_le16((unsigned short)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameSize, byPktType,
+ wCurrentRate, false, 0, 0, 1, AUTO_FB_NONE));
+ }
+ else if (byPktType == PK_TYPE_11B) {//0000 0001 0000 0000
+ pTxBufHead->wFIFOCtl |= FIFOCTL_11B;
+ pTxDataHead->wDuration = cpu_to_le16((unsigned short)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameSize, byPktType,
+ wCurrentRate, false, 0, 0, 1, AUTO_FB_NONE));
+ }
+
+ BBvCalculateParameter(pDevice, cbFrameSize, wCurrentRate, byPktType,
+ (unsigned short *)&(wLen), (unsigned char *)&(pTxDataHead->byServiceField), (unsigned char *)&(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);
+ memcpy(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;
+}
+
+
+
+unsigned int
+cbGetFragCount(
+ PSDevice pDevice,
+ PSKeyItem pTransmitKey,
+ unsigned int cbFrameBodySize,
+ PSEthernetHeader psEthHeader
+)
+{
+ unsigned int cbMACHdLen;
+ unsigned int cbFrameSize;
+ unsigned int cbFragmentSize; //Hdr+(IV)+payoad+(MIC)+(ICV)+FCS
+ unsigned int cbFragPayloadSize;
+ unsigned int cbLastFragPayloadSize;
+ unsigned int cbIVlen = 0;
+ unsigned int cbICVlen = 0;
+ unsigned int cbMIClen = 0;
+ unsigned int cbFCSlen = 4;
+ unsigned int uMACfragNum = 1;
+ bool bNeedACK;
+
+
+
+ if ((pDevice->eOPMode == OP_MODE_ADHOC) ||
+ (pDevice->eOPMode == OP_MODE_AP)) {
+ if (is_multicast_ether_addr(&(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 = (unsigned short) ((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, unsigned char *pbMPDU, unsigned int cbMPDULen) {
+
+ PSTxDesc pFrstTD;
+ unsigned char byPktType;
+ unsigned char *pbyTxBufferAddr;
+ void *pvRTS;
+ void *pvCTS;
+ void *pvTxDataHd;
+ unsigned int uDuration;
+ unsigned int cbReqCount;
+ PS802_11Header pMACHeader;
+ unsigned int cbHeaderSize;
+ unsigned int cbFrameBodySize;
+ bool bNeedACK;
+ bool bIsPSPOLL = false;
+ PSTxBufHead pTxBufHead;
+ unsigned int cbFrameSize;
+ unsigned int cbIVlen = 0;
+ unsigned int cbICVlen = 0;
+ unsigned int cbMIClen = 0;
+ unsigned int cbFCSlen = 4;
+ unsigned int uPadding = 0;
+ unsigned int cbMICHDR = 0;
+ unsigned int uLength = 0;
+ unsigned long dwMICKey0, dwMICKey1;
+ unsigned long dwMIC_Priority;
+ unsigned long *pdwMIC_L;
+ unsigned long *pdwMIC_R;
+ unsigned short wTxBufSize;
+ unsigned int cbMacHdLen;
+ SEthernetHeader sEthHeader;
+ void *pvRrvTime;
+ void *pMICHDR;
+ PSMgmtObject pMgmt = pDevice->pMgmt;
+ unsigned short wCurrentRate = RATE_1M;
+ PUWLAN_80211HDR p80211Header;
+ unsigned int uNodeIndex = 0;
+ bool bNodeExist = false;
+ SKeyItem STempKey;
+ PSKeyItem pTransmitKey = NULL;
+ unsigned char *pbyIVHead;
+ unsigned char *pbyPayloadHead;
+ unsigned char *pbyMacHdr;
+
+ unsigned int 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 = (unsigned char *)pFrstTD->pTDInfo->buf;
+ pTxBufHead = (PSTxBufHead) pbyTxBufferAddr;
+ wTxBufSize = sizeof(STxBufHead);
+ memset(pTxBufHead, 0, wTxBufSize);
+
+ if (pDevice->eCurrentPHYType == PHY_TYPE_11A) {
+ wCurrentRate = RATE_6M;
+ byPktType = PK_TYPE_11A;
+ } else {
+ wCurrentRate = RATE_1M;
+ byPktType = 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 to 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;
+ byPktType = PK_TYPE_11GA;
+ }
+ }
+
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "vDMA0_tx_80211: p80211Header->sA3.wFrameCtl = %x \n", p80211Header->sA3.wFrameCtl);
+
+ //Set packet type
+ if (byPktType == PK_TYPE_11A) {//0000 0000 0000 0000
+ pTxBufHead->wFIFOCtl = 0;
+ }
+ else if (byPktType == PK_TYPE_11B) {//0000 0001 0000 0000
+ pTxBufHead->wFIFOCtl |= FIFOCTL_11B;
+ }
+ else if (byPktType == PK_TYPE_11GB) {//0000 0010 0000 0000
+ pTxBufHead->wFIFOCtl |= FIFOCTL_11GB;
+ }
+ else if (byPktType == 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_ether_addr(&(p80211Header->sA3.abyAddr1[0]))) {
+ bNeedACK = false;
+ if (pDevice->bEnableHostWEP) {
+ uNodeIndex = 0;
+ bNodeExist = true;
+ }
+ }
+ else {
+ if (pDevice->bEnableHostWEP) {
+ if (BSSDBbIsSTAInNodeDB(pDevice->pMgmt, (unsigned char *)(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((unsigned short)cbMacHdLen << 10);
+
+ // Notes:
+ // Although spec says MMPDU can be fragmented; In most cases,
+ // 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 (byPktType == PK_TYPE_11GB || byPktType == 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);
+
+ }
+
+ memset((void *)(pbyTxBufferAddr + wTxBufSize), 0, (cbHeaderSize - wTxBufSize));
+ memcpy(&(sEthHeader.abyDstAddr[0]), &(p80211Header->sA3.abyAddr1[0]), ETH_ALEN);
+ memcpy(&(sEthHeader.abySrcAddr[0]), &(p80211Header->sA3.abyAddr2[0]), ETH_ALEN);
+ //=========================
+ // No Fragmentation
+ //=========================
+ pTxBufHead->wFragCtl |= (unsigned short)FRAGCTL_NONFRAG;
+
+
+ //Fill FIFO,RrvTime,RTS,and CTS
+ s_vGenerateTxParameter(pDevice, byPktType, pbyTxBufferAddr, pvRrvTime, pvRTS, pvCTS,
+ cbFrameSize, bNeedACK, TYPE_TXDMA0, &sEthHeader, wCurrentRate);
+
+ //Fill DataHead
+ uDuration = s_uFillDataHead(pDevice, byPktType, 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 = (unsigned char *)(pbyTxBufferAddr + cbHeaderSize);
+ pbyPayloadHead = (unsigned char *)(pbyMacHdr + cbMacHdLen + uPadding + cbIVlen);
+ pbyIVHead = (unsigned char *)(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 = *(unsigned long *)(&pTransmitKey->abyKey[16]);
+ dwMICKey1 = *(unsigned long *)(&pTransmitKey->abyKey[20]);
+
+ // DO Software Michael
+ MIC_vInit(dwMICKey0, dwMICKey1);
+ MIC_vAppend((unsigned char *)&(sEthHeader.abyDstAddr[0]), 12);
+ dwMIC_Priority = 0;
+ MIC_vAppend((unsigned char *)&dwMIC_Priority, 4);
+ DBG_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 = (unsigned long *)(pbyTxBufferAddr + uLength + cbFrameBodySize);
+ pdwMIC_R = (unsigned long *)(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;
+ }
+
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "uLength: %d, %d\n", uLength, cbFrameBodySize);
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "cbReqCount:%d, %d, %d, %d\n", cbReqCount, cbHeaderSize, uPadding, cbIVlen);
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "MIC:%lx, %lx\n", *pdwMIC_L, *pdwMIC_R);
+
+ }
+
+
+ s_vFillTxKey(pDevice, (unsigned char *)(pTxBufHead->adwTxKey), pbyIVHead, pTransmitKey,
+ pbyMacHdr, (unsigned short)cbFrameBodySize, (unsigned char *)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, (unsigned short)(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 (byPktType == PK_TYPE_11GB || byPktType == 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) {
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " available td0 <= 1\n");
+ }
+
+ pDevice->apCurrTD[TYPE_TXDMA0] = pFrstTD->next;
+
+ // Poll Transmit the adapter
+ MACvTransmit0(pDevice->PortOffset);
+
+ return;
+}
+
+
diff --git a/drivers/staging/vt6655/rxtx.h b/drivers/staging/vt6655/rxtx.h
index fa827b8..b5f0f56 100644
--- a/drivers/staging/vt6655/rxtx.h
+++ b/drivers/staging/vt6655/rxtx.h
@@ -40,44 +40,44 @@
/*--------------------- Export Functions --------------------------*/
/*
-void
-vGenerateMACHeader(PSDevice pDevice, unsigned long dwTxBufferAddr, unsigned char *pbySkbData,
- unsigned int cbPacketSize, bool bDMA0Used, unsigned int *pcbHeadSize,
- unsigned int *pcbAppendPayload);
-
-void
-vProcessRxMACHeader(PSDevice pDevice, unsigned long dwRxBufferAddr, unsigned int cbPacketSize,
- bool bIsWEP, unsigned int *pcbHeadSize);
+ void
+ vGenerateMACHeader(PSDevice pDevice, unsigned long dwTxBufferAddr, unsigned char *pbySkbData,
+ unsigned int cbPacketSize, bool bDMA0Used, unsigned int *pcbHeadSize,
+ unsigned int *pcbAppendPayload);
+
+ void
+ vProcessRxMACHeader(PSDevice pDevice, unsigned long dwRxBufferAddr, unsigned int cbPacketSize,
+ bool bIsWEP, unsigned int *pcbHeadSize);
*/
void
-vGenerateMACHeader (
- PSDevice pDevice,
- unsigned char *pbyBufferAddr,
- unsigned short wDuration,
- PSEthernetHeader psEthHeader,
- bool bNeedEncrypt,
- unsigned short wFragType,
- unsigned int uDMAIdx,
- unsigned int uFragIdx
- );
+vGenerateMACHeader(
+ PSDevice pDevice,
+ unsigned char *pbyBufferAddr,
+ unsigned short wDuration,
+ PSEthernetHeader psEthHeader,
+ bool bNeedEncrypt,
+ unsigned short wFragType,
+ unsigned int uDMAIdx,
+ unsigned int uFragIdx
+);
unsigned int
cbGetFragCount(
- PSDevice pDevice,
- PSKeyItem pTransmitKey,
- unsigned int cbFrameBodySize,
- PSEthernetHeader psEthHeader
- );
+ PSDevice pDevice,
+ PSKeyItem pTransmitKey,
+ unsigned int cbFrameBodySize,
+ PSEthernetHeader psEthHeader
+);
void
vGenerateFIFOHeader(PSDevice pDevice, unsigned char byPktTyp, unsigned char *pbyTxBufferAddr,
- bool bNeedEncrypt, unsigned int cbPayloadSize, unsigned int uDMAIdx, PSTxDesc pHeadTD,
- PSEthernetHeader psEthHeader, unsigned char *pPacket, PSKeyItem pTransmitKey,
- unsigned int uNodeIndex, unsigned int *puMACfragNum, unsigned int *pcbHeaderSize);
+ bool bNeedEncrypt, unsigned int cbPayloadSize, unsigned int uDMAIdx, PSTxDesc pHeadTD,
+ PSEthernetHeader psEthHeader, unsigned char *pPacket, PSKeyItem pTransmitKey,
+ unsigned int uNodeIndex, unsigned int *puMACfragNum, unsigned int *pcbHeaderSize);
void vDMA0_tx_80211(PSDevice pDevice, struct sk_buff *skb, unsigned char *pbMPDU, unsigned int cbMPDULen);
--
1.8.1.2.459.gbcd45b4.dirty
_______________________________________________
devel mailing list
devel@xxxxxxxxxxxxxxxxxxxxxx
http://driverdev.linuxdriverproject.org/mailman/listinfo/devel
