3190 lines
130 KiB
C
3190 lines
130 KiB
C
/*
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* Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
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* All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* File: rxtx.c
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*
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* Purpose: handle WMAC/802.3/802.11 rx & tx functions
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*
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* Author: Lyndon Chen
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*
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* Date: May 20, 2003
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*
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* Functions:
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* s_vGenerateTxParameter - Generate tx dma required parameter.
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* vGenerateMACHeader - Translate 802.3 to 802.11 header
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* cbGetFragCount - Calculate fragment number count
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* csBeacon_xmit - beacon tx function
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* csMgmt_xmit - management tx function
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* s_cbFillTxBufHead - fulfill tx dma buffer header
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* s_uGetDataDuration - get tx data required duration
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* s_uFillDataHead- fulfill tx data duration header
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* s_uGetRTSCTSDuration- get rtx/cts required duration
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* s_uGetRTSCTSRsvTime- get rts/cts reserved time
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* s_uGetTxRsvTime- get frame reserved time
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* s_vFillCTSHead- fulfill CTS ctl header
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* s_vFillFragParameter- Set fragment ctl parameter.
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* s_vFillRTSHead- fulfill RTS ctl header
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* s_vFillTxKey- fulfill tx encrypt key
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* s_vSWencryption- Software encrypt header
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* vDMA0_tx_80211- tx 802.11 frame via dma0
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* vGenerateFIFOHeader- Generate tx FIFO ctl header
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*
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* Revision History:
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*
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*/
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#include "device.h"
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#include "rxtx.h"
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#include "tether.h"
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#include "card.h"
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#include "bssdb.h"
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#include "mac.h"
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#include "baseband.h"
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#include "michael.h"
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#include "tkip.h"
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#include "tcrc.h"
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#include "wctl.h"
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#include "wroute.h"
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#include "hostap.h"
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#include "rf.h"
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/*--------------------- Static Definitions -------------------------*/
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/*--------------------- Static Classes ----------------------------*/
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/*--------------------- Static Variables --------------------------*/
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//static int msglevel =MSG_LEVEL_DEBUG;
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static int msglevel =MSG_LEVEL_INFO;
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#define PLICE_DEBUG
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/*--------------------- Static Functions --------------------------*/
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/*--------------------- Static Definitions -------------------------*/
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#define CRITICAL_PACKET_LEN 256 // if packet size < 256 -> in-direct send
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// packet size >= 256 -> direct send
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const unsigned short wTimeStampOff[2][MAX_RATE] = {
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{384, 288, 226, 209, 54, 43, 37, 31, 28, 25, 24, 23}, // Long Preamble
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{384, 192, 130, 113, 54, 43, 37, 31, 28, 25, 24, 23}, // Short Preamble
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};
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const unsigned short wFB_Opt0[2][5] = {
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{RATE_12M, RATE_18M, RATE_24M, RATE_36M, RATE_48M}, // fallback_rate0
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{RATE_12M, RATE_12M, RATE_18M, RATE_24M, RATE_36M}, // fallback_rate1
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};
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const unsigned short wFB_Opt1[2][5] = {
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{RATE_12M, RATE_18M, RATE_24M, RATE_24M, RATE_36M}, // fallback_rate0
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{RATE_6M , RATE_6M, RATE_12M, RATE_12M, RATE_18M}, // fallback_rate1
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};
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#define RTSDUR_BB 0
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#define RTSDUR_BA 1
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#define RTSDUR_AA 2
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#define CTSDUR_BA 3
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#define RTSDUR_BA_F0 4
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#define RTSDUR_AA_F0 5
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#define RTSDUR_BA_F1 6
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#define RTSDUR_AA_F1 7
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#define CTSDUR_BA_F0 8
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#define CTSDUR_BA_F1 9
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#define DATADUR_B 10
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#define DATADUR_A 11
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#define DATADUR_A_F0 12
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#define DATADUR_A_F1 13
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/*--------------------- Static Functions --------------------------*/
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static
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void
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s_vFillTxKey(
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PSDevice pDevice,
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unsigned char *pbyBuf,
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unsigned char *pbyIVHead,
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PSKeyItem pTransmitKey,
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unsigned char *pbyHdrBuf,
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unsigned short wPayloadLen,
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unsigned char *pMICHDR
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);
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static
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void
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s_vFillRTSHead(
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PSDevice pDevice,
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unsigned char byPktType,
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void * pvRTS,
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unsigned int cbFrameLength,
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bool bNeedAck,
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bool bDisCRC,
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PSEthernetHeader psEthHeader,
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unsigned short wCurrentRate,
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unsigned char byFBOption
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);
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static
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void
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s_vGenerateTxParameter(
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PSDevice pDevice,
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unsigned char byPktType,
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void * pTxBufHead,
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void * pvRrvTime,
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void * pvRTS,
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void * pvCTS,
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unsigned int cbFrameSize,
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bool bNeedACK,
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unsigned int uDMAIdx,
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PSEthernetHeader psEthHeader,
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unsigned short wCurrentRate
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);
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static void s_vFillFragParameter(
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PSDevice pDevice,
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unsigned char *pbyBuffer,
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unsigned int uTxType,
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void * pvtdCurr,
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unsigned short wFragType,
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unsigned int cbReqCount
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);
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static unsigned int
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s_cbFillTxBufHead(PSDevice pDevice, unsigned char byPktType, unsigned char *pbyTxBufferAddr,
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unsigned int cbFrameBodySize, unsigned int uDMAIdx, PSTxDesc pHeadTD,
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PSEthernetHeader psEthHeader, unsigned char *pPacket, bool bNeedEncrypt,
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PSKeyItem pTransmitKey, unsigned int uNodeIndex, unsigned int *puMACfragNum);
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static
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unsigned int
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s_uFillDataHead (
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PSDevice pDevice,
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unsigned char byPktType,
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void * pTxDataHead,
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unsigned int cbFrameLength,
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unsigned int uDMAIdx,
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bool bNeedAck,
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unsigned int uFragIdx,
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unsigned int cbLastFragmentSize,
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unsigned int uMACfragNum,
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unsigned char byFBOption,
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unsigned short wCurrentRate
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);
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/*--------------------- Export Variables --------------------------*/
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static
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void
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s_vFillTxKey (
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PSDevice pDevice,
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unsigned char *pbyBuf,
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unsigned char *pbyIVHead,
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PSKeyItem pTransmitKey,
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unsigned char *pbyHdrBuf,
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unsigned short wPayloadLen,
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unsigned char *pMICHDR
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)
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{
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unsigned long *pdwIV = (unsigned long *) pbyIVHead;
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unsigned long *pdwExtIV = (unsigned long *) ((unsigned char *)pbyIVHead+4);
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unsigned short wValue;
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PS802_11Header pMACHeader = (PS802_11Header)pbyHdrBuf;
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unsigned long dwRevIVCounter;
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unsigned char byKeyIndex = 0;
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//Fill TXKEY
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if (pTransmitKey == NULL)
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return;
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dwRevIVCounter = cpu_to_le32(pDevice->dwIVCounter);
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*pdwIV = pDevice->dwIVCounter;
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byKeyIndex = pTransmitKey->dwKeyIndex & 0xf;
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if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) {
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if (pTransmitKey->uKeyLength == WLAN_WEP232_KEYLEN ){
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memcpy(pDevice->abyPRNG, (unsigned char *)&(dwRevIVCounter), 3);
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memcpy(pDevice->abyPRNG+3, pTransmitKey->abyKey, pTransmitKey->uKeyLength);
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} else {
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memcpy(pbyBuf, (unsigned char *)&(dwRevIVCounter), 3);
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memcpy(pbyBuf+3, pTransmitKey->abyKey, pTransmitKey->uKeyLength);
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if(pTransmitKey->uKeyLength == WLAN_WEP40_KEYLEN) {
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memcpy(pbyBuf+8, (unsigned char *)&(dwRevIVCounter), 3);
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memcpy(pbyBuf+11, pTransmitKey->abyKey, pTransmitKey->uKeyLength);
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}
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memcpy(pDevice->abyPRNG, pbyBuf, 16);
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}
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// Append IV after Mac Header
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*pdwIV &= WEP_IV_MASK;//00000000 11111111 11111111 11111111
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*pdwIV |= (unsigned long)byKeyIndex << 30;
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*pdwIV = cpu_to_le32(*pdwIV);
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pDevice->dwIVCounter++;
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if (pDevice->dwIVCounter > WEP_IV_MASK) {
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pDevice->dwIVCounter = 0;
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}
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} else if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) {
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pTransmitKey->wTSC15_0++;
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if (pTransmitKey->wTSC15_0 == 0) {
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pTransmitKey->dwTSC47_16++;
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}
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TKIPvMixKey(pTransmitKey->abyKey, pDevice->abyCurrentNetAddr,
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pTransmitKey->wTSC15_0, pTransmitKey->dwTSC47_16, pDevice->abyPRNG);
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memcpy(pbyBuf, pDevice->abyPRNG, 16);
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// Make IV
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memcpy(pdwIV, pDevice->abyPRNG, 3);
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*(pbyIVHead+3) = (unsigned char)(((byKeyIndex << 6) & 0xc0) | 0x20); // 0x20 is ExtIV
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// Append IV&ExtIV after Mac Header
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*pdwExtIV = cpu_to_le32(pTransmitKey->dwTSC47_16);
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DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"vFillTxKey()---- pdwExtIV: %lx\n", *pdwExtIV);
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} else if (pTransmitKey->byCipherSuite == KEY_CTL_CCMP) {
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pTransmitKey->wTSC15_0++;
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if (pTransmitKey->wTSC15_0 == 0) {
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pTransmitKey->dwTSC47_16++;
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}
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memcpy(pbyBuf, pTransmitKey->abyKey, 16);
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// Make IV
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*pdwIV = 0;
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*(pbyIVHead+3) = (unsigned char)(((byKeyIndex << 6) & 0xc0) | 0x20); // 0x20 is ExtIV
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*pdwIV |= cpu_to_le16((unsigned short)(pTransmitKey->wTSC15_0));
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//Append IV&ExtIV after Mac Header
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*pdwExtIV = cpu_to_le32(pTransmitKey->dwTSC47_16);
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//Fill MICHDR0
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*pMICHDR = 0x59;
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*((unsigned char *)(pMICHDR+1)) = 0; // TxPriority
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memcpy(pMICHDR+2, &(pMACHeader->abyAddr2[0]), 6);
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*((unsigned char *)(pMICHDR+8)) = HIBYTE(HIWORD(pTransmitKey->dwTSC47_16));
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*((unsigned char *)(pMICHDR+9)) = LOBYTE(HIWORD(pTransmitKey->dwTSC47_16));
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*((unsigned char *)(pMICHDR+10)) = HIBYTE(LOWORD(pTransmitKey->dwTSC47_16));
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*((unsigned char *)(pMICHDR+11)) = LOBYTE(LOWORD(pTransmitKey->dwTSC47_16));
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*((unsigned char *)(pMICHDR+12)) = HIBYTE(pTransmitKey->wTSC15_0);
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*((unsigned char *)(pMICHDR+13)) = LOBYTE(pTransmitKey->wTSC15_0);
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*((unsigned char *)(pMICHDR+14)) = HIBYTE(wPayloadLen);
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*((unsigned char *)(pMICHDR+15)) = LOBYTE(wPayloadLen);
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//Fill MICHDR1
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*((unsigned char *)(pMICHDR+16)) = 0; // HLEN[15:8]
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if (pDevice->bLongHeader) {
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*((unsigned char *)(pMICHDR+17)) = 28; // HLEN[7:0]
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} else {
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*((unsigned char *)(pMICHDR+17)) = 22; // HLEN[7:0]
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}
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wValue = cpu_to_le16(pMACHeader->wFrameCtl & 0xC78F);
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memcpy(pMICHDR+18, (unsigned char *)&wValue, 2); // MSKFRACTL
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memcpy(pMICHDR+20, &(pMACHeader->abyAddr1[0]), 6);
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memcpy(pMICHDR+26, &(pMACHeader->abyAddr2[0]), 6);
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//Fill MICHDR2
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memcpy(pMICHDR+32, &(pMACHeader->abyAddr3[0]), 6);
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wValue = pMACHeader->wSeqCtl;
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wValue &= 0x000F;
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wValue = cpu_to_le16(wValue);
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memcpy(pMICHDR+38, (unsigned char *)&wValue, 2); // MSKSEQCTL
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if (pDevice->bLongHeader) {
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memcpy(pMICHDR+40, &(pMACHeader->abyAddr4[0]), 6);
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}
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}
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}
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static
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void
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s_vSWencryption (
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PSDevice pDevice,
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PSKeyItem pTransmitKey,
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unsigned char *pbyPayloadHead,
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unsigned short wPayloadSize
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)
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{
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unsigned int cbICVlen = 4;
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unsigned long dwICV = 0xFFFFFFFFL;
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unsigned long *pdwICV;
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if (pTransmitKey == NULL)
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return;
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if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) {
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//=======================================================================
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// Append ICV after payload
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dwICV = CRCdwGetCrc32Ex(pbyPayloadHead, wPayloadSize, dwICV);//ICV(Payload)
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pdwICV = (unsigned long *)(pbyPayloadHead + wPayloadSize);
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// finally, we must invert dwCRC to get the correct answer
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*pdwICV = cpu_to_le32(~dwICV);
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// RC4 encryption
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rc4_init(&pDevice->SBox, pDevice->abyPRNG, pTransmitKey->uKeyLength + 3);
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rc4_encrypt(&pDevice->SBox, pbyPayloadHead, pbyPayloadHead, wPayloadSize+cbICVlen);
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//=======================================================================
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} else if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) {
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//=======================================================================
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//Append ICV after payload
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dwICV = CRCdwGetCrc32Ex(pbyPayloadHead, wPayloadSize, dwICV);//ICV(Payload)
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pdwICV = (unsigned long *)(pbyPayloadHead + wPayloadSize);
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// finally, we must invert dwCRC to get the correct answer
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*pdwICV = cpu_to_le32(~dwICV);
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// RC4 encryption
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rc4_init(&pDevice->SBox, pDevice->abyPRNG, TKIP_KEY_LEN);
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rc4_encrypt(&pDevice->SBox, pbyPayloadHead, pbyPayloadHead, wPayloadSize+cbICVlen);
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//=======================================================================
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}
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}
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/*byPktType : PK_TYPE_11A 0
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PK_TYPE_11B 1
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PK_TYPE_11GB 2
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PK_TYPE_11GA 3
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*/
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static
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unsigned int
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s_uGetTxRsvTime (
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PSDevice pDevice,
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unsigned char byPktType,
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unsigned int cbFrameLength,
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unsigned short wRate,
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bool bNeedAck
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)
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{
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unsigned int uDataTime, uAckTime;
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uDataTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, cbFrameLength, wRate);
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#ifdef PLICE_DEBUG
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//printk("s_uGetTxRsvTime is %d\n",uDataTime);
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#endif
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if (byPktType == PK_TYPE_11B) {//llb,CCK mode
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uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, (unsigned short)pDevice->byTopCCKBasicRate);
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} else {//11g 2.4G OFDM mode & 11a 5G OFDM mode
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uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, (unsigned short)pDevice->byTopOFDMBasicRate);
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}
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if (bNeedAck) {
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return (uDataTime + pDevice->uSIFS + uAckTime);
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}
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else {
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return uDataTime;
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}
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}
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//byFreqType: 0=>5GHZ 1=>2.4GHZ
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static
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unsigned int
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s_uGetRTSCTSRsvTime (
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PSDevice pDevice,
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unsigned char byRTSRsvType,
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unsigned char byPktType,
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unsigned int cbFrameLength,
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unsigned short wCurrentRate
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)
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{
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unsigned int uRrvTime , uRTSTime, uCTSTime, uAckTime, uDataTime;
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uRrvTime = uRTSTime = uCTSTime = uAckTime = uDataTime = 0;
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uDataTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, cbFrameLength, wCurrentRate);
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if (byRTSRsvType == 0) { //RTSTxRrvTime_bb
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uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopCCKBasicRate);
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uCTSTime = uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
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}
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else if (byRTSRsvType == 1){ //RTSTxRrvTime_ba, only in 2.4GHZ
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uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopCCKBasicRate);
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uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
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uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
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}
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else if (byRTSRsvType == 2) { //RTSTxRrvTime_aa
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uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopOFDMBasicRate);
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uCTSTime = uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
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}
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else if (byRTSRsvType == 3) { //CTSTxRrvTime_ba, only in 2.4GHZ
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uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
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uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
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uRrvTime = uCTSTime + uAckTime + uDataTime + 2*pDevice->uSIFS;
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return uRrvTime;
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}
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//RTSRrvTime
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uRrvTime = uRTSTime + uCTSTime + uAckTime + uDataTime + 3*pDevice->uSIFS;
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return uRrvTime;
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}
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//byFreqType 0: 5GHz, 1:2.4Ghz
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static
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unsigned int
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s_uGetDataDuration (
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PSDevice pDevice,
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unsigned char byDurType,
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unsigned int cbFrameLength,
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unsigned char byPktType,
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unsigned short wRate,
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bool bNeedAck,
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unsigned int uFragIdx,
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unsigned int cbLastFragmentSize,
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unsigned int uMACfragNum,
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unsigned char byFBOption
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)
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{
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bool bLastFrag = 0;
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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 case,
|
|
// no one will send a MMPDU under fragmentation. With RTS may occur.
|
|
pDevice->bAES = false; //Set FRAGCTL_WEPTYP
|
|
|
|
if (WLAN_GET_FC_ISWEP(pPacket->p80211Header->sA4.wFrameCtl) != 0) {
|
|
if (pDevice->eEncryptionStatus == Ndis802_11Encryption1Enabled) {
|
|
cbIVlen = 4;
|
|
cbICVlen = 4;
|
|
pTxBufHead->wFragCtl |= FRAGCTL_LEGACY;
|
|
}
|
|
else if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) {
|
|
cbIVlen = 8;//IV+ExtIV
|
|
cbMIClen = 8;
|
|
cbICVlen = 4;
|
|
pTxBufHead->wFragCtl |= FRAGCTL_TKIP;
|
|
//We need to get seed here for filling TxKey entry.
|
|
//TKIPvMixKey(pTransmitKey->abyKey, pDevice->abyCurrentNetAddr,
|
|
// pTransmitKey->wTSC15_0, pTransmitKey->dwTSC47_16, pDevice->abyPRNG);
|
|
}
|
|
else if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) {
|
|
cbIVlen = 8;//RSN Header
|
|
cbICVlen = 8;//MIC
|
|
pTxBufHead->wFragCtl |= FRAGCTL_AES;
|
|
pDevice->bAES = true;
|
|
}
|
|
//MAC Header should be padding 0 to DW alignment.
|
|
uPadding = 4 - (cbMacHdLen%4);
|
|
uPadding %= 4;
|
|
}
|
|
|
|
cbFrameSize = cbMacHdLen + cbFrameBodySize + cbIVlen + cbMIClen + cbICVlen + cbFCSlen;
|
|
|
|
//Set FIFOCTL_GrpAckPolicy
|
|
if (pDevice->bGrpAckPolicy == true) {//0000 0100 0000 0000
|
|
pTxBufHead->wFIFOCtl |= FIFOCTL_GRPACK;
|
|
}
|
|
//the rest of pTxBufHead->wFragCtl:FragTyp will be set later in s_vFillFragParameter()
|
|
|
|
//Set RrvTime/RTS/CTS Buffer
|
|
if (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 encryt 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 casses,
|
|
// 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;
|
|
}
|
|
|
|
|