/*
 * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
 * All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * File: device_main.c
 *
 * Purpose: driver entry for initial, open, close, tx and rx.
 *
 * Author: Lyndon Chen
 *
 * Date: Jan 8, 2003
 *
 * Functions:
 *
 *   device_found1 - module initial (insmod) driver entry
 *   device_remove1 - module remove entry
 *   device_init_info - device structure resource allocation function
 *   device_free_info - device structure resource free function
 *   device_get_pci_info - get allocated pci io/mem resource
 *   device_print_info - print out resource
 *   device_open - allocate dma/descripter resource & initial mac/bbp function
 *   device_xmit - asynchrous data tx function
 *   device_intr - interrupt handle function
 *   device_set_multi - set mac filter
 *   device_ioctl - ioctl entry
 *   device_close - shutdown mac/bbp & free dma/descripter resource
 *   device_rx_srv - rx service function
 *   device_receive_frame - rx data function
 *   device_alloc_rx_buf - rx buffer pre-allocated function
 *   device_alloc_frag_buf - rx fragement pre-allocated function
 *   device_free_tx_buf - free tx buffer function
 *   device_free_frag_buf- free de-fragement buffer
 *   device_dma0_tx_80211- tx 802.11 frame via dma0
 *   device_dma0_xmit- tx PS bufferred frame via dma0
 *   device_init_rd0_ring- initial rd dma0 ring
 *   device_init_rd1_ring- initial rd dma1 ring
 *   device_init_td0_ring- initial tx dma0 ring buffer
 *   device_init_td1_ring- initial tx dma1 ring buffer
 *   device_init_registers- initial MAC & BBP & RF internal registers.
 *   device_init_rings- initial tx/rx ring buffer
 *   device_init_defrag_cb- initial & allocate de-fragement buffer.
 *   device_free_rings- free all allocated ring buffer
 *   device_tx_srv- tx interrupt service function
 *
 * Revision History:
 */
#undef __NO_VERSION__

#include "device.h"
#include "card.h"
#include "baseband.h"
#include "mac.h"
#include "tether.h"
#include "wmgr.h"
#include "wctl.h"
#include "power.h"
#include "wcmd.h"
#include "iocmd.h"
#include "tcrc.h"
#include "rxtx.h"
#include "wroute.h"
#include "bssdb.h"
#include "hostap.h"
#include "wpactl.h"
#include "ioctl.h"
#include "iwctl.h"
#include "dpc.h"
#include "datarate.h"
#include "rf.h"
#include "iowpa.h"
#include <linux/delay.h>
#include <linux/kthread.h>

//#define       DEBUG
/*---------------------  Static Definitions -------------------------*/
//static int          msglevel                =MSG_LEVEL_DEBUG;
static int          msglevel                =   MSG_LEVEL_INFO;

//#define       PLICE_DEBUG
//
// Define module options
//
MODULE_AUTHOR("VIA Networking Technologies, Inc., <lyndonchen@vntek.com.tw>");
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("VIA Networking Solomon-A/B/G Wireless LAN Adapter Driver");

//PLICE_DEBUG ->
        static int mlme_kill;
        //static  struct task_struct * mlme_task;
//PLICE_DEBUG <-

#define DEVICE_PARAM(N,D)
/*
        static const int N[MAX_UINTS]=OPTION_DEFAULT;\
        MODULE_PARM(N, "1-" __MODULE_STRING(MAX_UINTS) "i");\
        MODULE_PARM_DESC(N, D);
*/

#define RX_DESC_MIN0     16
#define RX_DESC_MAX0     128
#define RX_DESC_DEF0     32
DEVICE_PARAM(RxDescriptors0,"Number of receive descriptors0");

#define RX_DESC_MIN1     16
#define RX_DESC_MAX1     128
#define RX_DESC_DEF1     32
DEVICE_PARAM(RxDescriptors1,"Number of receive descriptors1");

#define TX_DESC_MIN0     16
#define TX_DESC_MAX0     128
#define TX_DESC_DEF0     32
DEVICE_PARAM(TxDescriptors0,"Number of transmit descriptors0");

#define TX_DESC_MIN1     16
#define TX_DESC_MAX1     128
#define TX_DESC_DEF1     64
DEVICE_PARAM(TxDescriptors1,"Number of transmit descriptors1");


#define IP_ALIG_DEF     0
/* IP_byte_align[] is used for IP header DWORD byte aligned
   0: indicate the IP header won't be DWORD byte aligned.(Default) .
   1: indicate the IP header will be DWORD byte aligned.
      In some enviroment, the IP header should be DWORD byte aligned,
      or the packet will be droped when we receive it. (eg: IPVS)
*/
DEVICE_PARAM(IP_byte_align,"Enable IP header dword aligned");


#define INT_WORKS_DEF   20
#define INT_WORKS_MIN   10
#define INT_WORKS_MAX   64

DEVICE_PARAM(int_works,"Number of packets per interrupt services");

#define CHANNEL_MIN     1
#define CHANNEL_MAX     14
#define CHANNEL_DEF     6

DEVICE_PARAM(Channel, "Channel number");


/* PreambleType[] is the preamble length used for transmit.
   0: indicate allows long preamble type
   1: indicate allows short preamble type
*/

#define PREAMBLE_TYPE_DEF     1

DEVICE_PARAM(PreambleType, "Preamble Type");


#define RTS_THRESH_MIN     512
#define RTS_THRESH_MAX     2347
#define RTS_THRESH_DEF     2347

DEVICE_PARAM(RTSThreshold, "RTS threshold");


#define FRAG_THRESH_MIN     256
#define FRAG_THRESH_MAX     2346
#define FRAG_THRESH_DEF     2346

DEVICE_PARAM(FragThreshold, "Fragmentation threshold");


#define DATA_RATE_MIN     0
#define DATA_RATE_MAX     13
#define DATA_RATE_DEF     13
/* datarate[] index
   0: indicate 1 Mbps   0x02
   1: indicate 2 Mbps   0x04
   2: indicate 5.5 Mbps 0x0B
   3: indicate 11 Mbps  0x16
   4: indicate 6 Mbps   0x0c
   5: indicate 9 Mbps   0x12
   6: indicate 12 Mbps  0x18
   7: indicate 18 Mbps  0x24
   8: indicate 24 Mbps  0x30
   9: indicate 36 Mbps  0x48
  10: indicate 48 Mbps  0x60
  11: indicate 54 Mbps  0x6c
  12: indicate 72 Mbps  0x90
  13: indicate auto rate
*/

DEVICE_PARAM(ConnectionRate, "Connection data rate");

#define OP_MODE_DEF     0

DEVICE_PARAM(OPMode, "Infrastruct, adhoc, AP mode ");

/* OpMode[] is used for transmit.
   0: indicate infrastruct mode used
   1: indicate adhoc mode used
   2: indicate AP mode used
*/


/* PSMode[]
   0: indicate disable power saving mode
   1: indicate enable power saving mode
*/

#define PS_MODE_DEF     0

DEVICE_PARAM(PSMode, "Power saving mode");


#define SHORT_RETRY_MIN     0
#define SHORT_RETRY_MAX     31
#define SHORT_RETRY_DEF     8


DEVICE_PARAM(ShortRetryLimit, "Short frame retry limits");

#define LONG_RETRY_MIN     0
#define LONG_RETRY_MAX     15
#define LONG_RETRY_DEF     4


DEVICE_PARAM(LongRetryLimit, "long frame retry limits");


/* BasebandType[] baseband type selected
   0: indicate 802.11a type
   1: indicate 802.11b type
   2: indicate 802.11g type
*/
#define BBP_TYPE_MIN     0
#define BBP_TYPE_MAX     2
#define BBP_TYPE_DEF     2

DEVICE_PARAM(BasebandType, "baseband type");



/* 80211hEnable[]
   0: indicate disable 802.11h
   1: indicate enable 802.11h
*/

#define X80211h_MODE_DEF     0

DEVICE_PARAM(b80211hEnable, "802.11h mode");

/* 80211hEnable[]
   0: indicate disable 802.11h
   1: indicate enable 802.11h
*/

#define DIVERSITY_ANT_DEF     0

DEVICE_PARAM(bDiversityANTEnable, "ANT diversity mode");


//
// Static vars definitions
//


static int          device_nics             =0;
static PSDevice     pDevice_Infos           =NULL;
static struct net_device *root_device_dev = NULL;

static CHIP_INFO chip_info_table[]= {
    { VT3253,       "VIA Networking Solomon-A/B/G Wireless LAN Adapter ",
        256, 1,     DEVICE_FLAGS_IP_ALIGN|DEVICE_FLAGS_TX_ALIGN },
    {0,NULL}
};

DEFINE_PCI_DEVICE_TABLE(device_id_table) = {
        { PCI_VDEVICE(VIA, 0x3253), (kernel_ulong_t)chip_info_table},
        { 0, }
};

/*---------------------  Static Functions  --------------------------*/


static int  device_found1(struct pci_dev *pcid, const struct pci_device_id *ent);
static BOOL device_init_info(struct pci_dev* pcid, PSDevice* ppDevice, PCHIP_INFO);
static void device_free_info(PSDevice pDevice);
static BOOL device_get_pci_info(PSDevice, struct pci_dev* pcid);
static void device_print_info(PSDevice pDevice);
static struct net_device_stats *device_get_stats(struct net_device *dev);
static void device_init_diversity_timer(PSDevice pDevice);
static int  device_open(struct net_device *dev);
static int  device_xmit(struct sk_buff *skb, struct net_device *dev);
static  irqreturn_t  device_intr(int irq,  void*dev_instance);
static void device_set_multi(struct net_device *dev);
static int  device_close(struct net_device *dev);
static int  device_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);

#ifdef CONFIG_PM
static int device_notify_reboot(struct notifier_block *, unsigned long event, void *ptr);
static int viawget_suspend(struct pci_dev *pcid, pm_message_t state);
static int viawget_resume(struct pci_dev *pcid);
struct notifier_block device_notifier = {
        notifier_call:  device_notify_reboot,
        next:           NULL,
        priority:       0
};
#endif


static void device_init_rd0_ring(PSDevice pDevice);
static void device_init_rd1_ring(PSDevice pDevice);
static void device_init_defrag_cb(PSDevice pDevice);
static void device_init_td0_ring(PSDevice pDevice);
static void device_init_td1_ring(PSDevice pDevice);

static int  device_dma0_tx_80211(struct sk_buff *skb, struct net_device *dev);
//2008-0714<Add>by Mike Liu
static BOOL device_release_WPADEV(PSDevice pDevice);

static int  ethtool_ioctl(struct net_device *dev, void *useraddr);
static int  device_rx_srv(PSDevice pDevice, UINT uIdx);
static int  device_tx_srv(PSDevice pDevice, UINT uIdx);
static BOOL device_alloc_rx_buf(PSDevice pDevice, PSRxDesc pDesc);
static void device_init_registers(PSDevice pDevice, DEVICE_INIT_TYPE InitType);
static void device_free_tx_buf(PSDevice pDevice, PSTxDesc pDesc);
static void device_free_td0_ring(PSDevice pDevice);
static void device_free_td1_ring(PSDevice pDevice);
static void device_free_rd0_ring(PSDevice pDevice);
static void device_free_rd1_ring(PSDevice pDevice);
static void device_free_rings(PSDevice pDevice);
static void device_free_frag_buf(PSDevice pDevice);
static int Config_FileGetParameter(UCHAR *string, UCHAR *dest,UCHAR *source);


/*---------------------  Export Variables  --------------------------*/

/*---------------------  Export Functions  --------------------------*/



static char* get_chip_name(int chip_id) {
    int i;
    for (i=0;chip_info_table[i].name!=NULL;i++)
        if (chip_info_table[i].chip_id==chip_id)
            break;
    return chip_info_table[i].name;
}

static void device_remove1(struct pci_dev *pcid)
{
    PSDevice pDevice=pci_get_drvdata(pcid);

    if (pDevice==NULL)
        return;
    device_free_info(pDevice);

}

/*
static void
device_set_int_opt(int *opt, int val, int min, int max, int def,char* name,char* devname) {
    if (val==-1)
        *opt=def;
    else if (val<min || val>max) {
        DBG_PRT(MSG_LEVEL_INFO, KERN_NOTICE "%s: the value of parameter %s is invalid, the valid range is (%d-%d)\n" ,
            devname,name, min,max);
        *opt=def;
    } else {
        DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "%s: set value of parameter %s to %d\n",
            devname, name, val);
        *opt=val;
    }
}

static void
device_set_bool_opt(unsigned int *opt, int val,BOOL def,U32 flag, char* name,char* devname) {
    (*opt)&=(~flag);
    if (val==-1)
        *opt|=(def ? flag : 0);
    else if (val<0 || val>1) {
        DBG_PRT(MSG_LEVEL_INFO, KERN_NOTICE
            "%s: the value of parameter %s is invalid, the valid range is (0-1)\n",devname,name);
        *opt|=(def ? flag : 0);
    } else {
        DBG_PRT(MSG_LEVEL_INFO, KERN_NOTICE "%s: set parameter %s to %s\n",
            devname,name , val ? "TRUE" : "FALSE");
        *opt|=(val ? flag : 0);
    }
}
*/
static void
device_get_options(PSDevice pDevice, int index, char* devname) {

    POPTIONS pOpts = &(pDevice->sOpts);
  pOpts->nRxDescs0=RX_DESC_DEF0;
  pOpts->nRxDescs1=RX_DESC_DEF1;
  pOpts->nTxDescs[0]=TX_DESC_DEF0;
  pOpts->nTxDescs[1]=TX_DESC_DEF1;
pOpts->flags|=DEVICE_FLAGS_IP_ALIGN;
  pOpts->int_works=INT_WORKS_DEF;
  pOpts->rts_thresh=RTS_THRESH_DEF;
  pOpts->frag_thresh=FRAG_THRESH_DEF;
  pOpts->data_rate=DATA_RATE_DEF;
  pOpts->channel_num=CHANNEL_DEF;

pOpts->flags|=DEVICE_FLAGS_PREAMBLE_TYPE;
pOpts->flags|=DEVICE_FLAGS_OP_MODE;
//pOpts->flags|=DEVICE_FLAGS_PS_MODE;
  pOpts->short_retry=SHORT_RETRY_DEF;
  pOpts->long_retry=LONG_RETRY_DEF;
  pOpts->bbp_type=BBP_TYPE_DEF;
pOpts->flags|=DEVICE_FLAGS_80211h_MODE;
pOpts->flags|=DEVICE_FLAGS_DiversityANT;


}

static void
device_set_options(PSDevice pDevice) {

    BYTE    abyBroadcastAddr[U_ETHER_ADDR_LEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
    BYTE    abySNAP_RFC1042[U_ETHER_ADDR_LEN] = {0xAA, 0xAA, 0x03, 0x00, 0x00, 0x00};
    BYTE    abySNAP_Bridgetunnel[U_ETHER_ADDR_LEN] = {0xAA, 0xAA, 0x03, 0x00, 0x00, 0xF8};


    memcpy(pDevice->abyBroadcastAddr, abyBroadcastAddr, U_ETHER_ADDR_LEN);
    memcpy(pDevice->abySNAP_RFC1042, abySNAP_RFC1042, U_ETHER_ADDR_LEN);
    memcpy(pDevice->abySNAP_Bridgetunnel, abySNAP_Bridgetunnel, U_ETHER_ADDR_LEN);

    pDevice->uChannel = pDevice->sOpts.channel_num;
    pDevice->wRTSThreshold = pDevice->sOpts.rts_thresh;
    pDevice->wFragmentationThreshold = pDevice->sOpts.frag_thresh;
    pDevice->byShortRetryLimit = pDevice->sOpts.short_retry;
    pDevice->byLongRetryLimit = pDevice->sOpts.long_retry;
    pDevice->wMaxTransmitMSDULifetime = DEFAULT_MSDU_LIFETIME;
    pDevice->byShortPreamble = (pDevice->sOpts.flags & DEVICE_FLAGS_PREAMBLE_TYPE) ? 1 : 0;
    pDevice->byOpMode = (pDevice->sOpts.flags & DEVICE_FLAGS_OP_MODE) ? 1 : 0;
    pDevice->ePSMode = (pDevice->sOpts.flags & DEVICE_FLAGS_PS_MODE) ? 1 : 0;
    pDevice->b11hEnable = (pDevice->sOpts.flags & DEVICE_FLAGS_80211h_MODE) ? 1 : 0;
    pDevice->bDiversityRegCtlON = (pDevice->sOpts.flags & DEVICE_FLAGS_DiversityANT) ? 1 : 0;
    pDevice->uConnectionRate = pDevice->sOpts.data_rate;
    if (pDevice->uConnectionRate < RATE_AUTO) pDevice->bFixRate = TRUE;
    pDevice->byBBType = pDevice->sOpts.bbp_type;
    pDevice->byPacketType = pDevice->byBBType;

//PLICE_DEBUG->
        pDevice->byAutoFBCtrl = AUTO_FB_0;
        //pDevice->byAutoFBCtrl = AUTO_FB_1;
//PLICE_DEBUG<-
pDevice->bUpdateBBVGA = TRUE;
    pDevice->byFOETuning = 0;
    pDevice->wCTSDuration = 0;
    pDevice->byPreambleType = 0;


    DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO" uChannel= %d\n",(INT)pDevice->uChannel);
    DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO" byOpMode= %d\n",(INT)pDevice->byOpMode);
    DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO" ePSMode= %d\n",(INT)pDevice->ePSMode);
    DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO" wRTSThreshold= %d\n",(INT)pDevice->wRTSThreshold);
    DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO" byShortRetryLimit= %d\n",(INT)pDevice->byShortRetryLimit);
    DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO" byLongRetryLimit= %d\n",(INT)pDevice->byLongRetryLimit);
    DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO" byPreambleType= %d\n",(INT)pDevice->byPreambleType);
    DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO" byShortPreamble= %d\n",(INT)pDevice->byShortPreamble);
    DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO" uConnectionRate= %d\n",(INT)pDevice->uConnectionRate);
    DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO" byBBType= %d\n",(INT)pDevice->byBBType);
    DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO" pDevice->b11hEnable= %d\n",(INT)pDevice->b11hEnable);
    DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO" pDevice->bDiversityRegCtlON= %d\n",(INT)pDevice->bDiversityRegCtlON);
}

static VOID s_vCompleteCurrentMeasure (IN PSDevice pDevice, IN BYTE byResult)
{
    UINT    ii;
    DWORD   dwDuration = 0;
    BYTE    byRPI0 = 0;

    for(ii=1;ii<8;ii++) {
        pDevice->dwRPIs[ii] *= 255;
        dwDuration |= *((PWORD) (pDevice->pCurrMeasureEID->sReq.abyDuration));
        dwDuration <<= 10;
        pDevice->dwRPIs[ii] /= dwDuration;
        pDevice->abyRPIs[ii] = (BYTE) pDevice->dwRPIs[ii];
        byRPI0 += pDevice->abyRPIs[ii];
    }
    pDevice->abyRPIs[0] = (0xFF - byRPI0);

     if (pDevice->uNumOfMeasureEIDs == 0) {
        VNTWIFIbMeasureReport(  pDevice->pMgmt,
                                TRUE,
                                pDevice->pCurrMeasureEID,
                                byResult,
                                pDevice->byBasicMap,
                                pDevice->byCCAFraction,
                                pDevice->abyRPIs
                                );
    } else {
        VNTWIFIbMeasureReport(  pDevice->pMgmt,
                                FALSE,
                                pDevice->pCurrMeasureEID,
                                byResult,
                                pDevice->byBasicMap,
                                pDevice->byCCAFraction,
                                pDevice->abyRPIs
                                );
        CARDbStartMeasure (pDevice, pDevice->pCurrMeasureEID++, pDevice->uNumOfMeasureEIDs);
    }

}



//
// Initialiation of MAC & BBP registers
//

static void device_init_registers(PSDevice pDevice, DEVICE_INIT_TYPE InitType)
{
    UINT    ii;
    BYTE    byValue;
        BYTE    byValue1;
    BYTE    byCCKPwrdBm = 0;
    BYTE    byOFDMPwrdBm = 0;
    INT zonetype=0;
     PSMgmtObject    pMgmt = &(pDevice->sMgmtObj);
    MACbShutdown(pDevice->PortOffset);
    BBvSoftwareReset(pDevice->PortOffset);

    if ((InitType == DEVICE_INIT_COLD) ||
        (InitType == DEVICE_INIT_DXPL)) {
        // Do MACbSoftwareReset in MACvInitialize
        MACbSoftwareReset(pDevice->PortOffset);
        // force CCK
        pDevice->bCCK = TRUE;
        pDevice->bAES = FALSE;
        pDevice->bProtectMode = FALSE;      //Only used in 11g type, sync with ERP IE
        pDevice->bNonERPPresent = FALSE;
        pDevice->bBarkerPreambleMd = FALSE;
        pDevice->wCurrentRate = RATE_1M;
        pDevice->byTopOFDMBasicRate = RATE_24M;
        pDevice->byTopCCKBasicRate = RATE_1M;

        pDevice->byRevId = 0;                   //Target to IF pin while programming to RF chip.

        // init MAC
        MACvInitialize(pDevice->PortOffset);

        // Get Local ID
        VNSvInPortB(pDevice->PortOffset + MAC_REG_LOCALID, &(pDevice->byLocalID));

           spin_lock_irq(&pDevice->lock);
         SROMvReadAllContents(pDevice->PortOffset,pDevice->abyEEPROM);

           spin_unlock_irq(&pDevice->lock);

        // Get Channel range

        pDevice->byMinChannel = 1;
        pDevice->byMaxChannel = CB_MAX_CHANNEL;

        // Get Antena
        byValue = SROMbyReadEmbedded(pDevice->PortOffset, EEP_OFS_ANTENNA);
        if (byValue & EEP_ANTINV)
            pDevice->bTxRxAntInv = TRUE;
        else
            pDevice->bTxRxAntInv = FALSE;
#ifdef  PLICE_DEBUG
        //printk("init_register:TxRxAntInv is %d,byValue is %d\n",pDevice->bTxRxAntInv,byValue);
#endif

        byValue &= (EEP_ANTENNA_AUX | EEP_ANTENNA_MAIN);
        if (byValue == 0) // if not set default is All
            byValue = (EEP_ANTENNA_AUX | EEP_ANTENNA_MAIN);
#ifdef  PLICE_DEBUG
        //printk("init_register:byValue is %d\n",byValue);
#endif
        pDevice->ulDiversityNValue = 100*260;//100*SROMbyReadEmbedded(pDevice->PortOffset, 0x51);
        pDevice->ulDiversityMValue = 100*16;//SROMbyReadEmbedded(pDevice->PortOffset, 0x52);
        pDevice->byTMax = 1;//SROMbyReadEmbedded(pDevice->PortOffset, 0x53);
        pDevice->byTMax2 = 4;//SROMbyReadEmbedded(pDevice->PortOffset, 0x54);
        pDevice->ulSQ3TH = 0;//(ULONG) SROMbyReadEmbedded(pDevice->PortOffset, 0x55);
        pDevice->byTMax3 = 64;//SROMbyReadEmbedded(pDevice->PortOffset, 0x56);

        if (byValue == (EEP_ANTENNA_AUX | EEP_ANTENNA_MAIN)) {
            pDevice->byAntennaCount = 2;
            pDevice->byTxAntennaMode = ANT_B;
            pDevice->dwTxAntennaSel = 1;
            pDevice->dwRxAntennaSel = 1;
            if (pDevice->bTxRxAntInv == TRUE)
                pDevice->byRxAntennaMode = ANT_A;
            else
                pDevice->byRxAntennaMode = ANT_B;
                // chester for antenna
byValue1 = SROMbyReadEmbedded(pDevice->PortOffset, EEP_OFS_ANTENNA);
          //  if (pDevice->bDiversityRegCtlON)
          if((byValue1&0x08)==0)
                pDevice->bDiversityEnable = FALSE;//SROMbyReadEmbedded(pDevice->PortOffset, 0x50);
            else
                pDevice->bDiversityEnable = TRUE;
#ifdef  PLICE_DEBUG
                //printk("aux |main antenna: RxAntennaMode is %d\n",pDevice->byRxAntennaMode);
#endif
        } else  {
            pDevice->bDiversityEnable = FALSE;
            pDevice->byAntennaCount = 1;
            pDevice->dwTxAntennaSel = 0;
            pDevice->dwRxAntennaSel = 0;
            if (byValue & EEP_ANTENNA_AUX) {
                pDevice->byTxAntennaMode = ANT_A;
                if (pDevice->bTxRxAntInv == TRUE)
                    pDevice->byRxAntennaMode = ANT_B;
                else
                    pDevice->byRxAntennaMode = ANT_A;
            } else {
                pDevice->byTxAntennaMode = ANT_B;
                if (pDevice->bTxRxAntInv == TRUE)
                    pDevice->byRxAntennaMode = ANT_A;
                else
                    pDevice->byRxAntennaMode = ANT_B;
            }
        }
#ifdef  PLICE_DEBUG
        //printk("init registers: TxAntennaMode is %d\n",pDevice->byTxAntennaMode);
#endif
        DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "bDiversityEnable=[%d],NValue=[%d],MValue=[%d],TMax=[%d],TMax2=[%d]\n",
            pDevice->bDiversityEnable,(int)pDevice->ulDiversityNValue,(int)pDevice->ulDiversityMValue,pDevice->byTMax,pDevice->byTMax2);

//#ifdef ZoneType_DefaultSetting
//2008-8-4 <add> by chester
//zonetype initial
 pDevice->byOriginalZonetype = pDevice->abyEEPROM[EEP_OFS_ZONETYPE];
 if((zonetype=Config_FileOperation(pDevice,FALSE,NULL)) >= 0) {         //read zonetype file ok!
  if ((zonetype == 0)&&
        (pDevice->abyEEPROM[EEP_OFS_ZONETYPE] !=0x00)){          //for USA
    pDevice->abyEEPROM[EEP_OFS_ZONETYPE] = 0;
    pDevice->abyEEPROM[EEP_OFS_MAXCHANNEL] = 0x0B;
    DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Init Zone Type :USA\n");
  }
 else if((zonetype == 1)&&
             (pDevice->abyEEPROM[EEP_OFS_ZONETYPE]!=0x01)){   //for Japan
    pDevice->abyEEPROM[EEP_OFS_ZONETYPE] = 0x01;
    pDevice->abyEEPROM[EEP_OFS_MAXCHANNEL] = 0x0D;
  }
 else if((zonetype == 2)&&
             (pDevice->abyEEPROM[EEP_OFS_ZONETYPE]!=0x02)){   //for Europe
    pDevice->abyEEPROM[EEP_OFS_ZONETYPE] = 0x02;
    pDevice->abyEEPROM[EEP_OFS_MAXCHANNEL] = 0x0D;
    DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Init Zone Type :Europe\n");
  }

else
{
   if(zonetype!=pDevice->abyEEPROM[EEP_OFS_ZONETYPE])
      printk("zonetype in file[%02x] mismatch with in EEPROM[%02x]\n",zonetype,pDevice->abyEEPROM[EEP_OFS_ZONETYPE]);
   else
      printk("Read Zonetype file sucess,use default zonetype setting[%02x]\n",zonetype);
 }
        }
  else
    printk("Read Zonetype file fail,use default zonetype setting[%02x]\n",SROMbyReadEmbedded(pDevice->PortOffset, EEP_OFS_ZONETYPE));

        // Get RFType
        pDevice->byRFType = SROMbyReadEmbedded(pDevice->PortOffset, EEP_OFS_RFTYPE);

        if ((pDevice->byRFType & RF_EMU) != 0) {
            // force change RevID for VT3253 emu
            pDevice->byRevId = 0x80;
        }

        pDevice->byRFType &= RF_MASK;
        DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "pDevice->byRFType = %x\n", pDevice->byRFType);

        if (pDevice->bZoneRegExist == FALSE) {
            pDevice->byZoneType = pDevice->abyEEPROM[EEP_OFS_ZONETYPE];
        }
        DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "pDevice->byZoneType = %x\n", pDevice->byZoneType);

        //Init RF module
        RFbInit(pDevice);

        //Get Desire Power Value
        pDevice->byCurPwr = 0xFF;
        pDevice->byCCKPwr = SROMbyReadEmbedded(pDevice->PortOffset, EEP_OFS_PWR_CCK);
        pDevice->byOFDMPwrG = SROMbyReadEmbedded(pDevice->PortOffset, EEP_OFS_PWR_OFDMG);
        //byCCKPwrdBm = SROMbyReadEmbedded(pDevice->PortOffset, EEP_OFS_CCK_PWR_dBm);

        //byOFDMPwrdBm = SROMbyReadEmbedded(pDevice->PortOffset, EEP_OFS_OFDM_PWR_dBm);
//printk("CCKPwrdBm is 0x%x,byOFDMPwrdBm is 0x%x\n",byCCKPwrdBm,byOFDMPwrdBm);
                // Load power Table


        for (ii=0;ii<CB_MAX_CHANNEL_24G;ii++) {
            pDevice->abyCCKPwrTbl[ii+1] = SROMbyReadEmbedded(pDevice->PortOffset, (BYTE)(ii + EEP_OFS_CCK_PWR_TBL));
            if (pDevice->abyCCKPwrTbl[ii+1] == 0) {
                pDevice->abyCCKPwrTbl[ii+1] = pDevice->byCCKPwr;
            }
            pDevice->abyOFDMPwrTbl[ii+1] = SROMbyReadEmbedded(pDevice->PortOffset, (BYTE)(ii + EEP_OFS_OFDM_PWR_TBL));
            if (pDevice->abyOFDMPwrTbl[ii+1] == 0) {
                pDevice->abyOFDMPwrTbl[ii+1] = pDevice->byOFDMPwrG;
            }
            pDevice->abyCCKDefaultPwr[ii+1] = byCCKPwrdBm;
            pDevice->abyOFDMDefaultPwr[ii+1] = byOFDMPwrdBm;
        }
                //2008-8-4 <add> by chester
          //recover 12,13 ,14channel for EUROPE by 11 channel
          if(((pDevice->abyEEPROM[EEP_OFS_ZONETYPE] == ZoneType_Japan) ||
                (pDevice->abyEEPROM[EEP_OFS_ZONETYPE] == ZoneType_Europe))&&
             (pDevice->byOriginalZonetype == ZoneType_USA)) {
            for(ii=11;ii<14;ii++) {
                pDevice->abyCCKPwrTbl[ii] = pDevice->abyCCKPwrTbl[10];
               pDevice->abyOFDMPwrTbl[ii] = pDevice->abyOFDMPwrTbl[10];

            }
          }


        // Load OFDM A Power Table
        for (ii=0;ii<CB_MAX_CHANNEL_5G;ii++) { //RobertYu:20041224, bug using CB_MAX_CHANNEL
            pDevice->abyOFDMPwrTbl[ii+CB_MAX_CHANNEL_24G+1] = SROMbyReadEmbedded(pDevice->PortOffset, (BYTE)(ii + EEP_OFS_OFDMA_PWR_TBL));
            pDevice->abyOFDMDefaultPwr[ii+CB_MAX_CHANNEL_24G+1] = SROMbyReadEmbedded(pDevice->PortOffset, (BYTE)(ii + EEP_OFS_OFDMA_PWR_dBm));
        }
        CARDvInitChannelTable((PVOID)pDevice);


        if (pDevice->byLocalID > REV_ID_VT3253_B1) {
            MACvSelectPage1(pDevice->PortOffset);
            VNSvOutPortB(pDevice->PortOffset + MAC_REG_MSRCTL + 1, (MSRCTL1_TXPWR | MSRCTL1_CSAPAREN));
            MACvSelectPage0(pDevice->PortOffset);
        }


         // use relative tx timeout and 802.11i D4
        MACvWordRegBitsOn(pDevice->PortOffset, MAC_REG_CFG, (CFG_TKIPOPT | CFG_NOTXTIMEOUT));

        // set performance parameter by registry
        MACvSetShortRetryLimit(pDevice->PortOffset, pDevice->byShortRetryLimit);
        MACvSetLongRetryLimit(pDevice->PortOffset, pDevice->byLongRetryLimit);

        // reset TSF counter
        VNSvOutPortB(pDevice->PortOffset + MAC_REG_TFTCTL, TFTCTL_TSFCNTRST);
        // enable TSF counter
        VNSvOutPortB(pDevice->PortOffset + MAC_REG_TFTCTL, TFTCTL_TSFCNTREN);

        // initialize BBP registers
        BBbVT3253Init(pDevice);

        if (pDevice->bUpdateBBVGA) {
            pDevice->byBBVGACurrent = pDevice->abyBBVGA[0];
            pDevice->byBBVGANew = pDevice->byBBVGACurrent;
            BBvSetVGAGainOffset(pDevice, pDevice->abyBBVGA[0]);
        }
#ifdef  PLICE_DEBUG
        //printk("init registers:RxAntennaMode is %x,TxAntennaMode is %x\n",pDevice->byRxAntennaMode,pDevice->byTxAntennaMode);
#endif
        BBvSetRxAntennaMode(pDevice->PortOffset, pDevice->byRxAntennaMode);
        BBvSetTxAntennaMode(pDevice->PortOffset, pDevice->byTxAntennaMode);

        pDevice->byCurrentCh = 0;

        //pDevice->NetworkType = Ndis802_11Automode;
        // Set BB and packet type at the same time.
        // Set Short Slot Time, xIFS, and RSPINF.
        if (pDevice->uConnectionRate == RATE_AUTO) {
            pDevice->wCurrentRate = RATE_54M;
        } else {
            pDevice->wCurrentRate = (WORD)pDevice->uConnectionRate;
        }

        // default G Mode
        VNTWIFIbConfigPhyMode(pDevice->pMgmt, PHY_TYPE_11G);
        VNTWIFIbConfigPhyMode(pDevice->pMgmt, PHY_TYPE_AUTO);

        pDevice->bRadioOff = FALSE;

        pDevice->byRadioCtl = SROMbyReadEmbedded(pDevice->PortOffset, EEP_OFS_RADIOCTL);
        pDevice->bHWRadioOff = FALSE;

        if (pDevice->byRadioCtl & EEP_RADIOCTL_ENABLE) {
            // Get GPIO
            MACvGPIOIn(pDevice->PortOffset, &pDevice->byGPIO);
//2008-4-14 <add> by chester for led issue
 #ifdef FOR_LED_ON_NOTEBOOK
if (pDevice->byGPIO & GPIO0_DATA){pDevice->bHWRadioOff = TRUE;}
if ( !(pDevice->byGPIO & GPIO0_DATA)){pDevice->bHWRadioOff = FALSE;}

            }
        if ( (pDevice->bRadioControlOff == TRUE)) {
            CARDbRadioPowerOff(pDevice);
        }
else  CARDbRadioPowerOn(pDevice);
#else
            if (((pDevice->byGPIO & GPIO0_DATA) && !(pDevice->byRadioCtl & EEP_RADIOCTL_INV)) ||
                ( !(pDevice->byGPIO & GPIO0_DATA) && (pDevice->byRadioCtl & EEP_RADIOCTL_INV))) {
                pDevice->bHWRadioOff = TRUE;
            }
        }
        if ((pDevice->bHWRadioOff == TRUE) || (pDevice->bRadioControlOff == TRUE)) {
            CARDbRadioPowerOff(pDevice);
        }

#endif
    }
            pMgmt->eScanType = WMAC_SCAN_PASSIVE;
    // get Permanent network address
    SROMvReadEtherAddress(pDevice->PortOffset, pDevice->abyCurrentNetAddr);
    DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Network address = %02x-%02x-%02x=%02x-%02x-%02x\n",
        pDevice->abyCurrentNetAddr[0],
        pDevice->abyCurrentNetAddr[1],
        pDevice->abyCurrentNetAddr[2],
        pDevice->abyCurrentNetAddr[3],
        pDevice->abyCurrentNetAddr[4],
        pDevice->abyCurrentNetAddr[5]);


    // reset Tx pointer
    CARDvSafeResetRx(pDevice);
    // reset Rx pointer
    CARDvSafeResetTx(pDevice);

    if (pDevice->byLocalID <= REV_ID_VT3253_A1) {
        MACvRegBitsOn(pDevice->PortOffset, MAC_REG_RCR, RCR_WPAERR);
    }

    pDevice->eEncryptionStatus = Ndis802_11EncryptionDisabled;

    // Turn On Rx DMA
    MACvReceive0(pDevice->PortOffset);
    MACvReceive1(pDevice->PortOffset);

    // start the adapter
    MACvStart(pDevice->PortOffset);

    netif_stop_queue(pDevice->dev);


}



static VOID device_init_diversity_timer(PSDevice pDevice) {

    init_timer(&pDevice->TimerSQ3Tmax1);
    pDevice->TimerSQ3Tmax1.data = (ULONG)pDevice;
    pDevice->TimerSQ3Tmax1.function = (TimerFunction)TimerSQ3CallBack;
    pDevice->TimerSQ3Tmax1.expires = RUN_AT(HZ);

    init_timer(&pDevice->TimerSQ3Tmax2);
    pDevice->TimerSQ3Tmax2.data = (ULONG)pDevice;
    pDevice->TimerSQ3Tmax2.function = (TimerFunction)TimerSQ3CallBack;
    pDevice->TimerSQ3Tmax2.expires = RUN_AT(HZ);

    init_timer(&pDevice->TimerSQ3Tmax3);
    pDevice->TimerSQ3Tmax3.data = (ULONG)pDevice;
    pDevice->TimerSQ3Tmax3.function = (TimerFunction)TimerState1CallBack;
    pDevice->TimerSQ3Tmax3.expires = RUN_AT(HZ);

    return;
}


static BOOL device_release_WPADEV(PSDevice pDevice)
{
  viawget_wpa_header *wpahdr;
  int ii=0;
 // wait_queue_head_t   Set_wait;
  //send device close to wpa_supplicnat layer
    if (pDevice->bWPADEVUp==TRUE) {
                 wpahdr = (viawget_wpa_header *)pDevice->skb->data;
                 wpahdr->type = VIAWGET_DEVICECLOSE_MSG;
                 wpahdr->resp_ie_len = 0;
                 wpahdr->req_ie_len = 0;
                 skb_put(pDevice->skb, sizeof(viawget_wpa_header));
                 pDevice->skb->dev = pDevice->wpadev;
                 skb_reset_mac_header(pDevice->skb);
                 pDevice->skb->pkt_type = PACKET_HOST;
                 pDevice->skb->protocol = htons(ETH_P_802_2);
                 memset(pDevice->skb->cb, 0, sizeof(pDevice->skb->cb));
                 netif_rx(pDevice->skb);
                 pDevice->skb = dev_alloc_skb((int)pDevice->rx_buf_sz);

 //wait release WPADEV
              //    init_waitqueue_head(&Set_wait);
              //    wait_event_timeout(Set_wait, ((pDevice->wpadev==NULL)&&(pDevice->skb == NULL)),5*HZ);    //1s wait
              while((pDevice->bWPADEVUp==TRUE)) {
                set_current_state(TASK_UNINTERRUPTIBLE);
                 schedule_timeout (HZ/20);          //wait 50ms
                 ii++;
                if(ii>20)
                  break;
              }
           };
    return TRUE;
}


static const struct net_device_ops device_netdev_ops = {
    .ndo_open               = device_open,
    .ndo_stop               = device_close,
    .ndo_do_ioctl           = device_ioctl,
    .ndo_get_stats          = device_get_stats,
    .ndo_start_xmit         = device_xmit,
    .ndo_set_multicast_list = device_set_multi,
};



static int
device_found1(struct pci_dev *pcid, const struct pci_device_id *ent)
{
    static BOOL bFirst = TRUE;
    struct net_device*  dev = NULL;
    PCHIP_INFO  pChip_info = (PCHIP_INFO)ent->driver_data;
    PSDevice    pDevice;
    int         rc;
    if (device_nics ++>= MAX_UINTS) {
        printk(KERN_NOTICE DEVICE_NAME ": already found %d NICs\n", device_nics);
        return -ENODEV;
    }


    dev = alloc_etherdev(sizeof(DEVICE_INFO));

    pDevice = (PSDevice) netdev_priv(dev);

    if (dev == NULL) {
        printk(KERN_ERR DEVICE_NAME ": allocate net device failed \n");
        return -ENODEV;
    }

    // Chain it all together
   // SET_MODULE_OWNER(dev);
    SET_NETDEV_DEV(dev, &pcid->dev);

    if (bFirst) {
        printk(KERN_NOTICE "%s Ver. %s\n",DEVICE_FULL_DRV_NAM, DEVICE_VERSION);
        printk(KERN_NOTICE "Copyright (c) 2003 VIA Networking Technologies, Inc.\n");
        bFirst=FALSE;
    }

    if (!device_init_info(pcid, &pDevice, pChip_info)) {
        return -ENOMEM;
    }
    pDevice->dev = dev;
    pDevice->next_module = root_device_dev;
    root_device_dev = dev;
    dev->irq = pcid->irq;

    if (pci_enable_device(pcid)) {
        device_free_info(pDevice);
        return -ENODEV;
    }
#ifdef  DEBUG
        printk("Before get pci_info memaddr is %x\n",pDevice->memaddr);
#endif
    if (device_get_pci_info(pDevice,pcid) == FALSE) {
        printk(KERN_ERR DEVICE_NAME ": Failed to find PCI device.\n");
        device_free_info(pDevice);
        return -ENODEV;
    }

#if 1

#ifdef  DEBUG

        //pci_read_config_byte(pcid, PCI_BASE_ADDRESS_0, &pDevice->byRevId);
        printk("after get pci_info memaddr is %x, io addr is %x,io_size is %d\n",pDevice->memaddr,pDevice->ioaddr,pDevice->io_size);
        {
                int i;
                U32                     bar,len;
                u32 address[] = {
                PCI_BASE_ADDRESS_0,
                PCI_BASE_ADDRESS_1,
                PCI_BASE_ADDRESS_2,
                PCI_BASE_ADDRESS_3,
                PCI_BASE_ADDRESS_4,
                PCI_BASE_ADDRESS_5,
                0};
                for (i=0;address[i];i++)
                {
                        //pci_write_config_dword(pcid,address[i], 0xFFFFFFFF);
                        pci_read_config_dword(pcid, address[i], &bar);
                        printk("bar %d is %x\n",i,bar);
                        if (!bar)
                        {
                                printk("bar %d not implemented\n",i);
                                continue;
                        }
                        if (bar & PCI_BASE_ADDRESS_SPACE_IO) {
                        /* This is IO */

                        len = bar & (PCI_BASE_ADDRESS_IO_MASK & 0xFFFF);
                        len = len & ~(len - 1);

                        printk("IO space:  len in IO %x, BAR %d\n", len, i);
                        }
                        else
                        {
                                len = bar & 0xFFFFFFF0;
                                len = ~len + 1;

                                printk("len in MEM %x, BAR %d\n", len, i);
                        }
                }
        }
#endif


#endif

#ifdef  DEBUG
        //return  0  ;
#endif
    pDevice->PortOffset = (DWORD)ioremap(pDevice->memaddr & PCI_BASE_ADDRESS_MEM_MASK, pDevice->io_size);
        //pDevice->PortOffset = (DWORD)ioremap(pDevice->ioaddr & PCI_BASE_ADDRESS_IO_MASK, pDevice->io_size);

        if(pDevice->PortOffset == 0) {
       printk(KERN_ERR DEVICE_NAME ": Failed to IO remapping ..\n");
       device_free_info(pDevice);
        return -ENODEV;
    }




    rc = pci_request_regions(pcid, DEVICE_NAME);
    if (rc) {
        printk(KERN_ERR DEVICE_NAME ": Failed to find PCI device\n");
        device_free_info(pDevice);
        return -ENODEV;
    }

    dev->base_addr = pDevice->ioaddr;
#ifdef  PLICE_DEBUG
        BYTE    value;

        VNSvInPortB(pDevice->PortOffset+0x4F, &value);
        printk("Before write: value is %x\n",value);
        //VNSvInPortB(pDevice->PortOffset+0x3F, 0x00);
        VNSvOutPortB(pDevice->PortOffset,value);
        VNSvInPortB(pDevice->PortOffset+0x4F, &value);
        printk("After write: value is %x\n",value);
#endif



#ifdef IO_MAP
    pDevice->PortOffset = pDevice->ioaddr;
#endif
    // do reset
    if (!MACbSoftwareReset(pDevice->PortOffset)) {
        printk(KERN_ERR DEVICE_NAME ": Failed to access MAC hardware..\n");
        device_free_info(pDevice);
        return -ENODEV;
    }
    // initial to reload eeprom
    MACvInitialize(pDevice->PortOffset);
    MACvReadEtherAddress(pDevice->PortOffset, dev->dev_addr);

    device_get_options(pDevice, device_nics-1, dev->name);
    device_set_options(pDevice);
    //Mask out the options cannot be set to the chip
    pDevice->sOpts.flags &= pChip_info->flags;

    //Enable the chip specified capbilities
    pDevice->flags = pDevice->sOpts.flags | (pChip_info->flags & 0xFF000000UL);
    pDevice->tx_80211 = device_dma0_tx_80211;
    pDevice->sMgmtObj.pAdapter = (PVOID)pDevice;
    pDevice->pMgmt = &(pDevice->sMgmtObj);

    dev->irq                = pcid->irq;
    dev->netdev_ops         = &device_netdev_ops;

        dev->wireless_handlers = (struct iw_handler_def *)&iwctl_handler_def;

    rc = register_netdev(dev);
    if (rc)
    {
        printk(KERN_ERR DEVICE_NAME " Failed to register netdev\n");
        device_free_info(pDevice);
        return -ENODEV;
    }
//2008-07-21-01<Add>by MikeLiu
//register wpadev
   if(wpa_set_wpadev(pDevice, 1)!=0) {
     printk("Fail to Register WPADEV?\n");
        unregister_netdev(pDevice->dev);
        free_netdev(dev);
   }
    device_print_info(pDevice);
    pci_set_drvdata(pcid, pDevice);
    return 0;

}

static void device_print_info(PSDevice pDevice)
{
    struct net_device* dev=pDevice->dev;

    DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "%s: %s\n",dev->name, get_chip_name(pDevice->chip_id));
    DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "%s: MAC=%2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X",
        dev->name,
        dev->dev_addr[0],dev->dev_addr[1],dev->dev_addr[2],
        dev->dev_addr[3],dev->dev_addr[4],dev->dev_addr[5]);
#ifdef IO_MAP
    DBG_PRT(MSG_LEVEL_INFO, KERN_INFO" IO=0x%lx  ",(ULONG) pDevice->ioaddr);
    DBG_PRT(MSG_LEVEL_INFO, KERN_INFO" IRQ=%d \n", pDevice->dev->irq);
#else
    DBG_PRT(MSG_LEVEL_INFO, KERN_INFO" IO=0x%lx Mem=0x%lx ",(ULONG) pDevice->ioaddr,(ULONG) pDevice->PortOffset);
    DBG_PRT(MSG_LEVEL_INFO, KERN_INFO" IRQ=%d \n", pDevice->dev->irq);
#endif

}

static BOOL device_init_info(struct pci_dev* pcid, PSDevice* ppDevice,
    PCHIP_INFO pChip_info) {

    PSDevice p;

    memset(*ppDevice,0,sizeof(DEVICE_INFO));

    if (pDevice_Infos == NULL) {
        pDevice_Infos =*ppDevice;
    }
    else {
        for (p=pDevice_Infos;p->next!=NULL;p=p->next)
            do {} while (0);
        p->next = *ppDevice;
        (*ppDevice)->prev = p;
    }

    (*ppDevice)->pcid = pcid;
    (*ppDevice)->chip_id = pChip_info->chip_id;
    (*ppDevice)->io_size = pChip_info->io_size;
    (*ppDevice)->nTxQueues = pChip_info->nTxQueue;
    (*ppDevice)->multicast_limit =32;

    spin_lock_init(&((*ppDevice)->lock));

    return TRUE;
}

static BOOL device_get_pci_info(PSDevice pDevice, struct pci_dev* pcid) {

    U16 pci_cmd;
    U8  b;
    UINT cis_addr;
#ifdef  PLICE_DEBUG
        BYTE       pci_config[256];
        BYTE    value =0x00;
        int             ii,j;
        U16     max_lat=0x0000;
        memset(pci_config,0x00,256);
#endif

    pci_read_config_byte(pcid, PCI_REVISION_ID, &pDevice->byRevId);
    pci_read_config_word(pcid, PCI_SUBSYSTEM_ID,&pDevice->SubSystemID);
    pci_read_config_word(pcid, PCI_SUBSYSTEM_VENDOR_ID, &pDevice->SubVendorID);
    pci_read_config_word(pcid, PCI_COMMAND, (u16 *) & (pci_cmd));

    pci_set_master(pcid);

    pDevice->memaddr = pci_resource_start(pcid,0);
    pDevice->ioaddr = pci_resource_start(pcid,1);

#ifdef  DEBUG
//      pDevice->ioaddr = pci_resource_start(pcid, 0);
//      pDevice->memaddr = pci_resource_start(pcid,1);
#endif

    cis_addr = pci_resource_start(pcid,2);

    pDevice->pcid = pcid;

    pci_read_config_byte(pcid, PCI_COMMAND, &b);
    pci_write_config_byte(pcid, PCI_COMMAND, (b|PCI_COMMAND_MASTER));

#ifdef  PLICE_DEBUG
        //pci_read_config_word(pcid,PCI_MAX_LAT,&max_lat);
        //printk("max lat is %x,SubSystemID is %x\n",max_lat,pDevice->SubSystemID);
        //for (ii=0;ii<0xFF;ii++)
        //pci_read_config_word(pcid,PCI_MAX_LAT,&max_lat);
        //max_lat  = 0x20;
        //pci_write_config_word(pcid,PCI_MAX_LAT,max_lat);
        //pci_read_config_word(pcid,PCI_MAX_LAT,&max_lat);
        //printk("max lat is %x\n",max_lat);

        for (ii=0;ii<0xFF;ii++)
        {
                pci_read_config_byte(pcid,ii,&value);
                pci_config[ii] = value;
        }
        for (ii=0,j=1;ii<0x100;ii++,j++)
        {
                if (j %16 == 0)
                {
                        printk("%x:",pci_config[ii]);
                        printk("\n");
                }
                else
                {
                        printk("%x:",pci_config[ii]);
                }
        }
#endif
    return TRUE;
}

static void device_free_info(PSDevice pDevice) {
    PSDevice         ptr;
    struct net_device*  dev=pDevice->dev;

    ASSERT(pDevice);
//2008-0714-01<Add>by chester
device_release_WPADEV(pDevice);

//2008-07-21-01<Add>by MikeLiu
//unregister wpadev
   if(wpa_set_wpadev(pDevice, 0)!=0)
     printk("unregister wpadev fail?\n");

    if (pDevice_Infos==NULL)
        return;

    for (ptr=pDevice_Infos;ptr && (ptr!=pDevice);ptr=ptr->next)
            do {} while (0);

    if (ptr==pDevice) {
        if (ptr==pDevice_Infos)
            pDevice_Infos=ptr->next;
        else
            ptr->prev->next=ptr->next;
    }
    else {
        DBG_PRT(MSG_LEVEL_ERR, KERN_ERR "info struct not found\n");
        return;
    }
#ifdef HOSTAP
    if (dev)
        hostap_set_hostapd(pDevice, 0, 0);
#endif
    if (dev)
        unregister_netdev(dev);

    if (pDevice->PortOffset)
        iounmap((PVOID)pDevice->PortOffset);

    if (pDevice->pcid)
        pci_release_regions(pDevice->pcid);
    if (dev)
        free_netdev(dev);

    if (pDevice->pcid) {
        pci_set_drvdata(pDevice->pcid,NULL);
    }
}

static BOOL device_init_rings(PSDevice pDevice) {
    void*   vir_pool;


    /*allocate all RD/TD rings a single pool*/
    vir_pool = pci_alloc_consistent(pDevice->pcid,
                    pDevice->sOpts.nRxDescs0 * sizeof(SRxDesc) +
                    pDevice->sOpts.nRxDescs1 * sizeof(SRxDesc) +
                    pDevice->sOpts.nTxDescs[0] * sizeof(STxDesc) +
                    pDevice->sOpts.nTxDescs[1] * sizeof(STxDesc),
                    &pDevice->pool_dma);

    if (vir_pool == NULL) {
        DBG_PRT(MSG_LEVEL_ERR,KERN_ERR "%s : allocate desc dma memory failed\n", pDevice->dev->name);
        return FALSE;
    }

    memset(vir_pool, 0,
            pDevice->sOpts.nRxDescs0 * sizeof(SRxDesc) +
            pDevice->sOpts.nRxDescs1 * sizeof(SRxDesc) +
            pDevice->sOpts.nTxDescs[0] * sizeof(STxDesc) +
            pDevice->sOpts.nTxDescs[1] * sizeof(STxDesc)
          );

    pDevice->aRD0Ring = vir_pool;
    pDevice->aRD1Ring = vir_pool +
                        pDevice->sOpts.nRxDescs0 * sizeof(SRxDesc);


    pDevice->rd0_pool_dma = pDevice->pool_dma;
    pDevice->rd1_pool_dma = pDevice->rd0_pool_dma +
                            pDevice->sOpts.nRxDescs0 * sizeof(SRxDesc);

    pDevice->tx0_bufs = pci_alloc_consistent(pDevice->pcid,
                    pDevice->sOpts.nTxDescs[0] * PKT_BUF_SZ +
                    pDevice->sOpts.nTxDescs[1] * PKT_BUF_SZ +
                    CB_BEACON_BUF_SIZE +
                    CB_MAX_BUF_SIZE,
                    &pDevice->tx_bufs_dma0);

    if (pDevice->tx0_bufs == NULL) {
        DBG_PRT(MSG_LEVEL_ERR,KERN_ERR "%s: allocate buf dma memory failed\n", pDevice->dev->name);
        pci_free_consistent(pDevice->pcid,
            pDevice->sOpts.nRxDescs0 * sizeof(SRxDesc) +
            pDevice->sOpts.nRxDescs1 * sizeof(SRxDesc) +
            pDevice->sOpts.nTxDescs[0] * sizeof(STxDesc) +
            pDevice->sOpts.nTxDescs[1] * sizeof(STxDesc),
            vir_pool, pDevice->pool_dma
            );
        return FALSE;
    }

    memset(pDevice->tx0_bufs, 0,
           pDevice->sOpts.nTxDescs[0] * PKT_BUF_SZ +
           pDevice->sOpts.nTxDescs[1] * PKT_BUF_SZ +
           CB_BEACON_BUF_SIZE +
           CB_MAX_BUF_SIZE
          );

    pDevice->td0_pool_dma = pDevice->rd1_pool_dma +
            pDevice->sOpts.nRxDescs1 * sizeof(SRxDesc);

    pDevice->td1_pool_dma = pDevice->td0_pool_dma +
            pDevice->sOpts.nTxDescs[0] * sizeof(STxDesc);


    // vir_pool: pvoid type
    pDevice->apTD0Rings = vir_pool
                          + pDevice->sOpts.nRxDescs0 * sizeof(SRxDesc)
                          + pDevice->sOpts.nRxDescs1 * sizeof(SRxDesc);

    pDevice->apTD1Rings = vir_pool
            + pDevice->sOpts.nRxDescs0 * sizeof(SRxDesc)
            + pDevice->sOpts.nRxDescs1 * sizeof(SRxDesc)
            + pDevice->sOpts.nTxDescs[0] * sizeof(STxDesc);


    pDevice->tx1_bufs = pDevice->tx0_bufs +
            pDevice->sOpts.nTxDescs[0] * PKT_BUF_SZ;


    pDevice->tx_beacon_bufs = pDevice->tx1_bufs +
            pDevice->sOpts.nTxDescs[1] * PKT_BUF_SZ;

    pDevice->pbyTmpBuff = pDevice->tx_beacon_bufs +
            CB_BEACON_BUF_SIZE;

    pDevice->tx_bufs_dma1 = pDevice->tx_bufs_dma0 +
            pDevice->sOpts.nTxDescs[0] * PKT_BUF_SZ;


    pDevice->tx_beacon_dma = pDevice->tx_bufs_dma1 +
            pDevice->sOpts.nTxDescs[1] * PKT_BUF_SZ;


    return TRUE;
}

static void device_free_rings(PSDevice pDevice) {

    pci_free_consistent(pDevice->pcid,
            pDevice->sOpts.nRxDescs0 * sizeof(SRxDesc) +
            pDevice->sOpts.nRxDescs1 * sizeof(SRxDesc) +
            pDevice->sOpts.nTxDescs[0] * sizeof(STxDesc) +
            pDevice->sOpts.nTxDescs[1] * sizeof(STxDesc)
            ,
            pDevice->aRD0Ring, pDevice->pool_dma
        );

    if (pDevice->tx0_bufs)
        pci_free_consistent(pDevice->pcid,
           pDevice->sOpts.nTxDescs[0] * PKT_BUF_SZ +
           pDevice->sOpts.nTxDescs[1] * PKT_BUF_SZ +
           CB_BEACON_BUF_SIZE +
           CB_MAX_BUF_SIZE,
           pDevice->tx0_bufs, pDevice->tx_bufs_dma0
        );
}

static void device_init_rd0_ring(PSDevice pDevice) {
    int i;
    dma_addr_t      curr = pDevice->rd0_pool_dma;
    PSRxDesc        pDesc;

    /* Init the RD0 ring entries */
    for (i = 0; i < pDevice->sOpts.nRxDescs0; i ++, curr += sizeof(SRxDesc)) {
        pDesc = &(pDevice->aRD0Ring[i]);
        pDesc->pRDInfo = alloc_rd_info();
        ASSERT(pDesc->pRDInfo);
        if (!device_alloc_rx_buf(pDevice, pDesc)) {
            DBG_PRT(MSG_LEVEL_ERR,KERN_ERR "%s: can not alloc rx bufs\n",
            pDevice->dev->name);
        }
        pDesc->next = &(pDevice->aRD0Ring[(i+1) % pDevice->sOpts.nRxDescs0]);
        pDesc->pRDInfo->curr_desc = cpu_to_le32(curr);
        pDesc->next_desc = cpu_to_le32(curr + sizeof(SRxDesc));
    }

    if (i > 0)
        pDevice->aRD0Ring[i-1].next_desc = cpu_to_le32(pDevice->rd0_pool_dma);
    pDevice->pCurrRD[0] = &(pDevice->aRD0Ring[0]);
}


static void device_init_rd1_ring(PSDevice pDevice) {
    int i;
    dma_addr_t      curr = pDevice->rd1_pool_dma;
    PSRxDesc        pDesc;

    /* Init the RD1 ring entries */
    for (i = 0; i < pDevice->sOpts.nRxDescs1; i ++, curr += sizeof(SRxDesc)) {
        pDesc = &(pDevice->aRD1Ring[i]);
        pDesc->pRDInfo = alloc_rd_info();
        ASSERT(pDesc->pRDInfo);
        if (!device_alloc_rx_buf(pDevice, pDesc)) {
            DBG_PRT(MSG_LEVEL_ERR,KERN_ERR "%s: can not alloc rx bufs\n",
            pDevice->dev->name);
        }
        pDesc->next = &(pDevice->aRD1Ring[(i+1) % pDevice->sOpts.nRxDescs1]);
        pDesc->pRDInfo->curr_desc = cpu_to_le32(curr);
        pDesc->next_desc = cpu_to_le32(curr + sizeof(SRxDesc));
    }

    if (i > 0)
        pDevice->aRD1Ring[i-1].next_desc = cpu_to_le32(pDevice->rd1_pool_dma);
    pDevice->pCurrRD[1] = &(pDevice->aRD1Ring[0]);
}


static void device_init_defrag_cb(PSDevice pDevice) {
    int i;
    PSDeFragControlBlock pDeF;

    /* Init the fragment ctl entries */
    for (i = 0; i < CB_MAX_RX_FRAG; i++) {
        pDeF = &(pDevice->sRxDFCB[i]);
        if (!device_alloc_frag_buf(pDevice, pDeF)) {
            DBG_PRT(MSG_LEVEL_ERR,KERN_ERR "%s: can not alloc frag bufs\n",
                pDevice->dev->name);
        };
    }
    pDevice->cbDFCB = CB_MAX_RX_FRAG;
    pDevice->cbFreeDFCB = pDevice->cbDFCB;
}




static void device_free_rd0_ring(PSDevice pDevice) {
    int i;

    for (i = 0; i < pDevice->sOpts.nRxDescs0; i++) {
        PSRxDesc        pDesc =&(pDevice->aRD0Ring[i]);
        PDEVICE_RD_INFO  pRDInfo =pDesc->pRDInfo;

        pci_unmap_single(pDevice->pcid,pRDInfo->skb_dma,
           pDevice->rx_buf_sz, PCI_DMA_FROMDEVICE);

        dev_kfree_skb(pRDInfo->skb);

        kfree((PVOID)pDesc->pRDInfo);
    }

}

static void device_free_rd1_ring(PSDevice pDevice) {
    int i;


    for (i = 0; i < pDevice->sOpts.nRxDescs1; i++) {
        PSRxDesc        pDesc=&(pDevice->aRD1Ring[i]);
        PDEVICE_RD_INFO  pRDInfo=pDesc->pRDInfo;

        pci_unmap_single(pDevice->pcid,pRDInfo->skb_dma,
           pDevice->rx_buf_sz, PCI_DMA_FROMDEVICE);

        dev_kfree_skb(pRDInfo->skb);

        kfree((PVOID)pDesc->pRDInfo);
    }

}

static void device_free_frag_buf(PSDevice pDevice) {
    PSDeFragControlBlock pDeF;
    int i;

    for (i = 0; i < CB_MAX_RX_FRAG; i++) {

        pDeF = &(pDevice->sRxDFCB[i]);

        if (pDeF->skb)
            dev_kfree_skb(pDeF->skb);

    }

}

static void device_init_td0_ring(PSDevice pDevice) {
    int i;
    dma_addr_t  curr;
    PSTxDesc        pDesc;

    curr = pDevice->td0_pool_dma;
    for (i = 0; i < pDevice->sOpts.nTxDescs[0]; i++, curr += sizeof(STxDesc)) {
        pDesc = &(pDevice->apTD0Rings[i]);
        pDesc->pTDInfo = alloc_td_info();
        ASSERT(pDesc->pTDInfo);
        if (pDevice->flags & DEVICE_FLAGS_TX_ALIGN) {
            pDesc->pTDInfo->buf = pDevice->tx0_bufs + (i)*PKT_BUF_SZ;
            pDesc->pTDInfo->buf_dma = pDevice->tx_bufs_dma0 + (i)*PKT_BUF_SZ;
        }
        pDesc->next =&(pDevice->apTD0Rings[(i+1) % pDevice->sOpts.nTxDescs[0]]);
        pDesc->pTDInfo->curr_desc = cpu_to_le32(curr);
        pDesc->next_desc = cpu_to_le32(curr+sizeof(STxDesc));
    }

    if (i > 0)
        pDevice->apTD0Rings[i-1].next_desc = cpu_to_le32(pDevice->td0_pool_dma);
    pDevice->apTailTD[0] = pDevice->apCurrTD[0] =&(pDevice->apTD0Rings[0]);

}

static void device_init_td1_ring(PSDevice pDevice) {
    int i;
    dma_addr_t  curr;
    PSTxDesc    pDesc;

    /* Init the TD ring entries */
    curr=pDevice->td1_pool_dma;
    for (i = 0; i < pDevice->sOpts.nTxDescs[1]; i++, curr+=sizeof(STxDesc)) {
        pDesc=&(pDevice->apTD1Rings[i]);
        pDesc->pTDInfo = alloc_td_info();
        ASSERT(pDesc->pTDInfo);
        if (pDevice->flags & DEVICE_FLAGS_TX_ALIGN) {
            pDesc->pTDInfo->buf=pDevice->tx1_bufs+(i)*PKT_BUF_SZ;
            pDesc->pTDInfo->buf_dma=pDevice->tx_bufs_dma1+(i)*PKT_BUF_SZ;
        }
        pDesc->next=&(pDevice->apTD1Rings[(i+1) % pDevice->sOpts.nTxDescs[1]]);
        pDesc->pTDInfo->curr_desc = cpu_to_le32(curr);
        pDesc->next_desc = cpu_to_le32(curr+sizeof(STxDesc));
    }

    if (i > 0)
        pDevice->apTD1Rings[i-1].next_desc = cpu_to_le32(pDevice->td1_pool_dma);
    pDevice->apTailTD[1] = pDevice->apCurrTD[1] = &(pDevice->apTD1Rings[0]);
}



static void device_free_td0_ring(PSDevice pDevice) {
    int i;
    for (i = 0; i < pDevice->sOpts.nTxDescs[0]; i++) {
        PSTxDesc        pDesc=&(pDevice->apTD0Rings[i]);
        PDEVICE_TD_INFO  pTDInfo=pDesc->pTDInfo;

        if (pTDInfo->skb_dma && (pTDInfo->skb_dma != pTDInfo->buf_dma))
            pci_unmap_single(pDevice->pcid,pTDInfo->skb_dma,
               pTDInfo->skb->len, PCI_DMA_TODEVICE);

        if (pTDInfo->skb)
            dev_kfree_skb(pTDInfo->skb);

        kfree((PVOID)pDesc->pTDInfo);
    }
}

static void device_free_td1_ring(PSDevice pDevice) {
    int i;

    for (i = 0; i < pDevice->sOpts.nTxDescs[1]; i++) {
        PSTxDesc        pDesc=&(pDevice->apTD1Rings[i]);
        PDEVICE_TD_INFO  pTDInfo=pDesc->pTDInfo;

        if (pTDInfo->skb_dma && (pTDInfo->skb_dma != pTDInfo->buf_dma))
            pci_unmap_single(pDevice->pcid, pTDInfo->skb_dma,
               pTDInfo->skb->len, PCI_DMA_TODEVICE);

        if (pTDInfo->skb)
            dev_kfree_skb(pTDInfo->skb);

        kfree((PVOID)pDesc->pTDInfo);
    }

}



/*-----------------------------------------------------------------*/

static int device_rx_srv(PSDevice pDevice, UINT uIdx) {
    PSRxDesc    pRD;
    int works = 0;


    for (pRD = pDevice->pCurrRD[uIdx];
         pRD->m_rd0RD0.f1Owner == OWNED_BY_HOST;
         pRD = pRD->next) {
//        DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "pDevice->pCurrRD = %x, works = %d\n", pRD, works);
        if (works++>15)
            break;
        if (device_receive_frame(pDevice, pRD)) {
            if (!device_alloc_rx_buf(pDevice,pRD)) {
                    DBG_PRT(MSG_LEVEL_ERR, KERN_ERR
                    "%s: can not allocate rx buf\n", pDevice->dev->name);
                    break;
            }
        }
        pRD->m_rd0RD0.f1Owner = OWNED_BY_NIC;
        pDevice->dev->last_rx = jiffies;
    }

    pDevice->pCurrRD[uIdx]=pRD;

    return works;
}


static BOOL device_alloc_rx_buf(PSDevice pDevice, PSRxDesc pRD) {

    PDEVICE_RD_INFO pRDInfo=pRD->pRDInfo;


    pRDInfo->skb = dev_alloc_skb((int)pDevice->rx_buf_sz);
#ifdef  PLICE_DEBUG
        //printk("device_alloc_rx_buf:skb is %x\n",pRDInfo->skb);
#endif
    if (pRDInfo->skb==NULL)
        return FALSE;
    ASSERT(pRDInfo->skb);
    pRDInfo->skb->dev = pDevice->dev;
    pRDInfo->skb_dma = pci_map_single(pDevice->pcid, skb_tail_pointer(pRDInfo->skb),
                                      pDevice->rx_buf_sz, PCI_DMA_FROMDEVICE);
    *((unsigned int *) &(pRD->m_rd0RD0)) = 0; /* FIX cast */

    pRD->m_rd0RD0.wResCount = cpu_to_le16(pDevice->rx_buf_sz);
    pRD->m_rd0RD0.f1Owner = OWNED_BY_NIC;
    pRD->m_rd1RD1.wReqCount = cpu_to_le16(pDevice->rx_buf_sz);
    pRD->buff_addr = cpu_to_le32(pRDInfo->skb_dma);

    return TRUE;
}



BOOL device_alloc_frag_buf(PSDevice pDevice, PSDeFragControlBlock pDeF) {

    pDeF->skb = dev_alloc_skb((int)pDevice->rx_buf_sz);
    if (pDeF->skb == NULL)
        return FALSE;
    ASSERT(pDeF->skb);
    pDeF->skb->dev = pDevice->dev;

    return TRUE;
}



static int device_tx_srv(PSDevice pDevice, UINT uIdx) {
    PSTxDesc                 pTD;
    BOOL                     bFull=FALSE;
    int                      works = 0;
    BYTE                     byTsr0;
    BYTE                     byTsr1;
    UINT                     uFrameSize, uFIFOHeaderSize;
    PSTxBufHead              pTxBufHead;
    struct net_device_stats* pStats = &pDevice->stats;
    struct sk_buff*          skb;
    UINT                     uNodeIndex;
    PSMgmtObject             pMgmt = pDevice->pMgmt;


    for (pTD = pDevice->apTailTD[uIdx]; pDevice->iTDUsed[uIdx] >0; pTD = pTD->next) {

        if (pTD->m_td0TD0.f1Owner == OWNED_BY_NIC)
            break;
        if (works++>15)
            break;

        byTsr0 = pTD->m_td0TD0.byTSR0;
        byTsr1 = pTD->m_td0TD0.byTSR1;

        //Only the status of first TD in the chain is correct
        if (pTD->m_td1TD1.byTCR & TCR_STP) {

            if ((pTD->pTDInfo->byFlags & TD_FLAGS_NETIF_SKB) != 0) {
                uFIFOHeaderSize = pTD->pTDInfo->dwHeaderLength;
                uFrameSize = pTD->pTDInfo->dwReqCount - uFIFOHeaderSize;
                pTxBufHead = (PSTxBufHead) (pTD->pTDInfo->buf);
                // Update the statistics based on the Transmit status
                // now, we DO'NT check TSR0_CDH

                STAvUpdateTDStatCounter(&pDevice->scStatistic,
                        byTsr0, byTsr1,
                        (PBYTE)(pTD->pTDInfo->buf + uFIFOHeaderSize),
                        uFrameSize, uIdx);


                BSSvUpdateNodeTxCounter(pDevice,
                         byTsr0, byTsr1,
                         (PBYTE)(pTD->pTDInfo->buf),
                         uFIFOHeaderSize
                         );

                if ( !(byTsr1 & TSR1_TERR)) {
                    if (byTsr0 != 0) {
                        DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO" Tx[%d] OK but has error. tsr1[%02X] tsr0[%02X].\n",
                           (INT)uIdx, byTsr1, byTsr0);
                    }
                    if ((pTxBufHead->wFragCtl & FRAGCTL_ENDFRAG) != FRAGCTL_NONFRAG) {
                        pDevice->s802_11Counter.TransmittedFragmentCount ++;
                    }
                    pStats->tx_packets++;
                    pStats->tx_bytes += pTD->pTDInfo->skb->len;
                }
                else {
                     DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO" Tx[%d] dropped & tsr1[%02X] tsr0[%02X].\n",
                           (INT)uIdx, byTsr1, byTsr0);
                    pStats->tx_errors++;
                    pStats->tx_dropped++;
                }
            }

            if ((pTD->pTDInfo->byFlags & TD_FLAGS_PRIV_SKB) != 0) {
                if (pDevice->bEnableHostapd) {
                    DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "tx call back netif.. \n");
                    skb = pTD->pTDInfo->skb;
                        skb->dev = pDevice->apdev;
                        skb_reset_mac_header(skb);
                        skb->pkt_type = PACKET_OTHERHOST;
                    //skb->protocol = htons(ETH_P_802_2);
                        memset(skb->cb, 0, sizeof(skb->cb));
                        netif_rx(skb);
                    }
            }

            if (byTsr1 & TSR1_TERR) {
            if ((pTD->pTDInfo->byFlags & TD_FLAGS_PRIV_SKB) != 0) {
                DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO" Tx[%d] fail has error. tsr1[%02X] tsr0[%02X].\n",
                          (INT)uIdx, byTsr1, byTsr0);
            }

//                DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO" Tx[%d] fail has error. tsr1[%02X] tsr0[%02X].\n",
//                          (INT)uIdx, byTsr1, byTsr0);

                if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) &&
                    (pTD->pTDInfo->byFlags & TD_FLAGS_NETIF_SKB)) {
                    WORD    wAID;
                    BYTE    byMask[8] = {1, 2, 4, 8, 0x10, 0x20, 0x40, 0x80};

                    skb = pTD->pTDInfo->skb;
                    if (BSSDBbIsSTAInNodeDB(pMgmt, (PBYTE)(skb->data), &uNodeIndex)) {
                        if (pMgmt->sNodeDBTable[uNodeIndex].bPSEnable) {
                            skb_queue_tail(&pMgmt->sNodeDBTable[uNodeIndex].sTxPSQueue, skb);
                            pMgmt->sNodeDBTable[uNodeIndex].wEnQueueCnt++;
                            // set tx map
                            wAID = pMgmt->sNodeDBTable[uNodeIndex].wAID;
                            pMgmt->abyPSTxMap[wAID >> 3] |=  byMask[wAID & 7];
                            pTD->pTDInfo->byFlags &= ~(TD_FLAGS_NETIF_SKB);
                            DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "tx_srv:tx fail re-queue sta index= %d, QueCnt= %d\n"
                                    ,(INT)uNodeIndex, pMgmt->sNodeDBTable[uNodeIndex].wEnQueueCnt);
                            pStats->tx_errors--;
                            pStats->tx_dropped--;
                        }
                    }
                }
            }
            device_free_tx_buf(pDevice,pTD);
            pDevice->iTDUsed[uIdx]--;
        }
    }


    if (uIdx == TYPE_AC0DMA) {
        // RESERV_AC0DMA reserved for relay

        if (AVAIL_TD(pDevice, uIdx) < RESERV_AC0DMA) {
            bFull = TRUE;
            DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " AC0DMA is Full = %d\n", pDevice->iTDUsed[uIdx]);
        }
        if (netif_queue_stopped(pDevice->dev) && (bFull==FALSE)){
            netif_wake_queue(pDevice->dev);
        }
    }


    pDevice->apTailTD[uIdx] = pTD;

    return works;
}


static void device_error(PSDevice pDevice, WORD status) {

    if (status & ISR_FETALERR) {
        DBG_PRT(MSG_LEVEL_ERR, KERN_ERR
            "%s: Hardware fatal error.\n",
            pDevice->dev->name);
        netif_stop_queue(pDevice->dev);
        del_timer(&pDevice->sTimerCommand);
        del_timer(&(pDevice->pMgmt->sTimerSecondCallback));
        pDevice->bCmdRunning = FALSE;
        MACbShutdown(pDevice->PortOffset);
        return;
    }

}

static void device_free_tx_buf(PSDevice pDevice, PSTxDesc pDesc) {
    PDEVICE_TD_INFO  pTDInfo=pDesc->pTDInfo;
    struct sk_buff* skb=pTDInfo->skb;

    // pre-allocated buf_dma can't be unmapped.
    if (pTDInfo->skb_dma && (pTDInfo->skb_dma != pTDInfo->buf_dma)) {
        pci_unmap_single(pDevice->pcid,pTDInfo->skb_dma,skb->len,
              PCI_DMA_TODEVICE);
    }

    if ((pTDInfo->byFlags & TD_FLAGS_NETIF_SKB) != 0)
        dev_kfree_skb_irq(skb);

    pTDInfo->skb_dma = 0;
    pTDInfo->skb = 0;
    pTDInfo->byFlags = 0;
}



//PLICE_DEBUG ->
VOID    InitRxManagementQueue(PSDevice  pDevice)
{
        pDevice->rxManeQueue.packet_num = 0;
        pDevice->rxManeQueue.head = pDevice->rxManeQueue.tail = 0;
}
//PLICE_DEBUG<-





//PLICE_DEBUG ->
INT MlmeThread(
     void * Context)
{
        PSDevice        pDevice =  (PSDevice) Context;
        PSRxMgmtPacket                  pRxMgmtPacket;
        // int i ;
        //complete(&pDevice->notify);
//printk("Enter MngWorkItem,Queue packet num is %d\n",pDevice->rxManeQueue.packet_num);

        //printk("Enter MlmeThread,packet _num is %d\n",pDevice->rxManeQueue.packet_num);
        //i = 0;
#if 1
        while (1)
        {

        //printk("DDDD\n");
        //down(&pDevice->mlme_semaphore);
        // pRxMgmtPacket =  DeQueue(pDevice);
#if 1
                spin_lock_irq(&pDevice->lock);
                 while(pDevice->rxManeQueue.packet_num != 0)
                {
                         pRxMgmtPacket =  DeQueue(pDevice);
                                //pDevice;
                                //DequeueManageObject(pDevice->FirstRecvMngList, pDevice->LastRecvMngList);
                        vMgrRxManagePacket(pDevice, pDevice->pMgmt, pRxMgmtPacket);
                        //printk("packet_num is %d\n",pDevice->rxManeQueue.packet_num);

                 }
                spin_unlock_irq(&pDevice->lock);
                if (mlme_kill == 0)
                break;
                //udelay(200);
#endif
        //printk("Before schedule thread jiffies is %x\n",jiffies);
        schedule();
        //printk("after schedule thread jiffies is %x\n",jiffies);
        if (mlme_kill == 0)
                break;
        //printk("i is %d\n",i);
        }

#endif
        return 0;

}



static int  device_open(struct net_device *dev) {
    PSDevice    pDevice=(PSDevice) netdev_priv(dev);
    int i;
#ifdef WPA_SM_Transtatus
    extern SWPAResult wpa_Result;
#endif

    pDevice->rx_buf_sz = PKT_BUF_SZ;
    if (!device_init_rings(pDevice)) {
        return -ENOMEM;
    }
//2008-5-13 <add> by chester
    i=request_irq(pDevice->pcid->irq, &device_intr, IRQF_SHARED, dev->name, dev);
    if (i)
        return i;
        //printk("DEBUG1\n");
#ifdef WPA_SM_Transtatus
     memset(wpa_Result.ifname,0,sizeof(wpa_Result.ifname));
     wpa_Result.proto = 0;
     wpa_Result.key_mgmt = 0;
     wpa_Result.eap_type = 0;
     wpa_Result.authenticated = FALSE;
     pDevice->fWPA_Authened = FALSE;
#endif
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "call device init rd0 ring\n");
device_init_rd0_ring(pDevice);
    device_init_rd1_ring(pDevice);
    device_init_defrag_cb(pDevice);
    device_init_td0_ring(pDevice);
    device_init_td1_ring(pDevice);
//    VNTWIFIvSet11h(pDevice->pMgmt, pDevice->b11hEnable);


    if (pDevice->bDiversityRegCtlON) {
        device_init_diversity_timer(pDevice);
    }
    vMgrObjectInit(pDevice);
    vMgrTimerInit(pDevice);

//PLICE_DEBUG->
#ifdef  TASK_LET
        tasklet_init (&pDevice->RxMngWorkItem,(void *)MngWorkItem,(unsigned long )pDevice);
#endif
#ifdef  THREAD
        InitRxManagementQueue(pDevice);
        mlme_kill = 0;
        mlme_task = kthread_run(MlmeThread,(void *) pDevice, "MLME");
        if (IS_ERR(mlme_task)) {
                printk("thread create fail\n");
                return -1;
        }

        mlme_kill = 1;
#endif



#if 0
        pDevice->MLMEThr_pid = kernel_thread(MlmeThread, pDevice, CLONE_VM);
        if (pDevice->MLMEThr_pid <0 )
        {
                printk("unable start thread MlmeThread\n");
                return -1;
        }
#endif

        //printk("thread id is %d\n",pDevice->MLMEThr_pid);
        //printk("Create thread time is %x\n",jiffies);
        //wait_for_completion(&pDevice->notify);




  // if (( SROMbyReadEmbedded(pDevice->PortOffset, EEP_OFS_RADIOCTL)&0x06)==0x04)
    //    return -ENOMEM;
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "call device_init_registers\n");
        device_init_registers(pDevice, DEVICE_INIT_COLD);
    MACvReadEtherAddress(pDevice->PortOffset, pDevice->abyCurrentNetAddr);
    memcpy(pDevice->pMgmt->abyMACAddr, pDevice->abyCurrentNetAddr, U_ETHER_ADDR_LEN);
    device_set_multi(pDevice->dev);

    // Init for Key Management
    KeyvInitTable(&pDevice->sKey, pDevice->PortOffset);
    add_timer(&(pDevice->pMgmt->sTimerSecondCallback));

        #ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
        /*
     pDevice->bwextstep0 = FALSE;
     pDevice->bwextstep1 = FALSE;
     pDevice->bwextstep2 = FALSE;
     pDevice->bwextstep3 = FALSE;
     */
       pDevice->bwextcount=0;
     pDevice->bWPASuppWextEnabled = FALSE;
#endif
    pDevice->byReAssocCount = 0;
   pDevice->bWPADEVUp = FALSE;
    // Patch: if WEP key already set by iwconfig but device not yet open
    if ((pDevice->bEncryptionEnable == TRUE) && (pDevice->bTransmitKey == TRUE)) {
        KeybSetDefaultKey(&(pDevice->sKey),
                            (DWORD)(pDevice->byKeyIndex | (1 << 31)),
                            pDevice->uKeyLength,
                            NULL,
                            pDevice->abyKey,
                            KEY_CTL_WEP,
                            pDevice->PortOffset,

                            pDevice->byLocalID
                          );
         pDevice->eEncryptionStatus = Ndis802_11Encryption1Enabled;
    }

//printk("DEBUG2\n");


DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "call MACvIntEnable\n");
        MACvIntEnable(pDevice->PortOffset, IMR_MASK_VALUE);

    if (pDevice->pMgmt->eConfigMode == WMAC_CONFIG_AP) {
        bScheduleCommand((HANDLE)pDevice, WLAN_CMD_RUN_AP, NULL);
        }
        else {
        bScheduleCommand((HANDLE)pDevice, WLAN_CMD_BSSID_SCAN, NULL);
        bScheduleCommand((HANDLE)pDevice, WLAN_CMD_SSID, NULL);
    }
    pDevice->flags |=DEVICE_FLAGS_OPENED;

    DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "device_open success.. \n");
    return 0;
}


static int  device_close(struct net_device *dev) {
    PSDevice  pDevice=(PSDevice) netdev_priv(dev);
    PSMgmtObject     pMgmt = pDevice->pMgmt;
 //PLICE_DEBUG->
#ifdef  THREAD
        mlme_kill = 0;
#endif
//PLICE_DEBUG<-
//2007-1121-02<Add>by EinsnLiu
    if (pDevice->bLinkPass) {
        bScheduleCommand((HANDLE)pDevice, WLAN_CMD_DISASSOCIATE, NULL);
        mdelay(30);
    }
#ifdef TxInSleep
    del_timer(&pDevice->sTimerTxData);
#endif
    del_timer(&pDevice->sTimerCommand);
    del_timer(&pMgmt->sTimerSecondCallback);
    if (pDevice->bDiversityRegCtlON) {
        del_timer(&pDevice->TimerSQ3Tmax1);
        del_timer(&pDevice->TimerSQ3Tmax2);
        del_timer(&pDevice->TimerSQ3Tmax3);
    }

#ifdef  TASK_LET
        tasklet_kill(&pDevice->RxMngWorkItem);
#endif
     netif_stop_queue(dev);
    pDevice->bCmdRunning = FALSE;
    MACbShutdown(pDevice->PortOffset);
    MACbSoftwareReset(pDevice->PortOffset);
    CARDbRadioPowerOff(pDevice);

    pDevice->bLinkPass = FALSE;
    memset(pMgmt->abyCurrBSSID, 0, 6);
    pMgmt->eCurrState = WMAC_STATE_IDLE;
    device_free_td0_ring(pDevice);
    device_free_td1_ring(pDevice);
    device_free_rd0_ring(pDevice);
    device_free_rd1_ring(pDevice);
    device_free_frag_buf(pDevice);
    device_free_rings(pDevice);
    BSSvClearNodeDBTable(pDevice, 0);
    free_irq(dev->irq, dev);
    pDevice->flags &=(~DEVICE_FLAGS_OPENED);
        //2008-0714-01<Add>by chester
device_release_WPADEV(pDevice);
//PLICE_DEBUG->
        //tasklet_kill(&pDevice->RxMngWorkItem);
//PLICE_DEBUG<-
    DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "device_close.. \n");
    return 0;
}



static int device_dma0_tx_80211(struct sk_buff *skb, struct net_device *dev) {
    PSDevice        pDevice=netdev_priv(dev);
    PBYTE           pbMPDU;
    UINT            cbMPDULen = 0;


    DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "device_dma0_tx_80211\n");
    spin_lock_irq(&pDevice->lock);

    if (AVAIL_TD(pDevice, TYPE_TXDMA0) <= 0) {
        DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "device_dma0_tx_80211, td0 <=0\n");
        dev_kfree_skb_irq(skb);
        spin_unlock_irq(&pDevice->lock);
        return 0;
    }

    if (pDevice->bStopTx0Pkt == TRUE) {
        dev_kfree_skb_irq(skb);
        spin_unlock_irq(&pDevice->lock);
        return 0;
    };

    cbMPDULen = skb->len;
    pbMPDU = skb->data;

    vDMA0_tx_80211(pDevice, skb, pbMPDU, cbMPDULen);

    spin_unlock_irq(&pDevice->lock);

    return 0;

}



BOOL device_dma0_xmit(PSDevice pDevice, struct sk_buff *skb, UINT uNodeIndex) {
    PSMgmtObject    pMgmt = pDevice->pMgmt;
    PSTxDesc        pHeadTD, pLastTD;
    UINT            cbFrameBodySize;
    UINT            uMACfragNum;
    BYTE            byPktType;
    BOOL            bNeedEncryption = FALSE;
    PSKeyItem       pTransmitKey = NULL;
    UINT            cbHeaderSize;
    UINT            ii;
    SKeyItem        STempKey;
//    BYTE            byKeyIndex = 0;


    if (pDevice->bStopTx0Pkt == TRUE) {
        dev_kfree_skb_irq(skb);
        return FALSE;
    };

    if (AVAIL_TD(pDevice, TYPE_TXDMA0) <= 0) {
        dev_kfree_skb_irq(skb);
        DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "device_dma0_xmit, td0 <=0\n");
        return FALSE;
    }

    if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) {
        if (pDevice->uAssocCount == 0) {
            dev_kfree_skb_irq(skb);
            DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "device_dma0_xmit, assocCount = 0\n");
            return FALSE;
        }
    }

    pHeadTD = pDevice->apCurrTD[TYPE_TXDMA0];

    pHeadTD->m_td1TD1.byTCR = (TCR_EDP|TCR_STP);

    memcpy(pDevice->sTxEthHeader.abyDstAddr, (PBYTE)(skb->data), U_HEADER_LEN);
    cbFrameBodySize = skb->len - U_HEADER_LEN;

    // 802.1H
    if (ntohs(pDevice->sTxEthHeader.wType) > MAX_DATA_LEN) {
        cbFrameBodySize += 8;
    }
    uMACfragNum = cbGetFragCount(pDevice, pTransmitKey, cbFrameBodySize, &pDevice->sTxEthHeader);

    if ( uMACfragNum > AVAIL_TD(pDevice, TYPE_TXDMA0)) {
        dev_kfree_skb_irq(skb);
        return FALSE;
    }
    byPktType = (BYTE)pDevice->byPacketType;


    if (pDevice->bFixRate) {
        if (pDevice->eCurrentPHYType == PHY_TYPE_11B) {
            if (pDevice->uConnectionRate >= RATE_11M) {
                pDevice->wCurrentRate = RATE_11M;
            } else {
                pDevice->wCurrentRate = (WORD)pDevice->uConnectionRate;
            }
        } else {
            if (pDevice->uConnectionRate >= RATE_54M)
                pDevice->wCurrentRate = RATE_54M;
            else
                pDevice->wCurrentRate = (WORD)pDevice->uConnectionRate;
        }
    }
    else {
        pDevice->wCurrentRate = pDevice->pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate;
    }

    //preamble type
    if (pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble) {
        pDevice->byPreambleType = pDevice->byShortPreamble;
    }
    else {
        pDevice->byPreambleType = PREAMBLE_LONG;
    }

    DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "dma0: pDevice->wCurrentRate = %d \n", pDevice->wCurrentRate);


    if (pDevice->wCurrentRate <= RATE_11M) {
        byPktType = PK_TYPE_11B;
    } else if (pDevice->eCurrentPHYType == PHY_TYPE_11A) {
        byPktType = PK_TYPE_11A;
    } else {
        if (pDevice->bProtectMode == TRUE) {
            byPktType = PK_TYPE_11GB;
        } else {
            byPktType = PK_TYPE_11GA;
        }
    }

    if (pDevice->bEncryptionEnable == TRUE)
        bNeedEncryption = TRUE;

    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
            );
    }
    vGenerateFIFOHeader(pDevice, byPktType, pDevice->pbyTmpBuff, bNeedEncryption,
                        cbFrameBodySize, TYPE_TXDMA0, pHeadTD,
                        &pDevice->sTxEthHeader, (PBYTE)skb->data, pTransmitKey, uNodeIndex,
                        &uMACfragNum,
                        &cbHeaderSize
                        );

    if (MACbIsRegBitsOn(pDevice->PortOffset, MAC_REG_PSCTL, PSCTL_PS)) {
        // Disable PS
        MACbPSWakeup(pDevice->PortOffset);
    }

    pDevice->bPWBitOn = FALSE;

    pLastTD = pHeadTD;
    for (ii = 0; ii < uMACfragNum; ii++) {
        // Poll Transmit the adapter
        wmb();
        pHeadTD->m_td0TD0.f1Owner=OWNED_BY_NIC;
        wmb();
        if (ii == (uMACfragNum - 1))
            pLastTD = pHeadTD;
        pHeadTD = pHeadTD->next;
    }

    // Save the information needed by the tx interrupt handler
    // to complete the Send request
    pLastTD->pTDInfo->skb = skb;
    pLastTD->pTDInfo->byFlags = 0;
    pLastTD->pTDInfo->byFlags |= TD_FLAGS_NETIF_SKB;

    pDevice->apCurrTD[TYPE_TXDMA0] = pHeadTD;

    MACvTransmit0(pDevice->PortOffset);


    return TRUE;
}

//TYPE_AC0DMA data tx
static int  device_xmit(struct sk_buff *skb, struct net_device *dev) {
    PSDevice pDevice=netdev_priv(dev);

    PSMgmtObject    pMgmt = pDevice->pMgmt;
    PSTxDesc        pHeadTD, pLastTD;
    UINT            uNodeIndex = 0;
    BYTE            byMask[8] = {1, 2, 4, 8, 0x10, 0x20, 0x40, 0x80};
    WORD            wAID;
    UINT            uMACfragNum = 1;
    UINT            cbFrameBodySize;
    BYTE            byPktType;
    UINT            cbHeaderSize;
    BOOL            bNeedEncryption = FALSE;
    PSKeyItem       pTransmitKey = NULL;
    SKeyItem        STempKey;
    UINT            ii;
    BOOL            bTKIP_UseGTK = FALSE;
    BOOL            bNeedDeAuth = FALSE;
    PBYTE           pbyBSSID;
    BOOL            bNodeExist = FALSE;



    spin_lock_irq(&pDevice->lock);
    if (pDevice->bLinkPass == FALSE) {
        dev_kfree_skb_irq(skb);
        spin_unlock_irq(&pDevice->lock);
        return 0;
    }

    if (pDevice->bStopDataPkt) {
        dev_kfree_skb_irq(skb);
        spin_unlock_irq(&pDevice->lock);
        return 0;
    }


    if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) {
        if (pDevice->uAssocCount == 0) {
            dev_kfree_skb_irq(skb);
            spin_unlock_irq(&pDevice->lock);
            return 0;
        }
        if (IS_MULTICAST_ADDRESS((PBYTE)(skb->data))) {
            uNodeIndex = 0;
            bNodeExist = TRUE;
            if (pMgmt->sNodeDBTable[0].bPSEnable) {
                skb_queue_tail(&(pMgmt->sNodeDBTable[0].sTxPSQueue), skb);
                pMgmt->sNodeDBTable[0].wEnQueueCnt++;
                // set tx map
                pMgmt->abyPSTxMap[0] |= byMask[0];
                spin_unlock_irq(&pDevice->lock);
                return 0;
            }
}else {
            if (BSSDBbIsSTAInNodeDB(pMgmt, (PBYTE)(skb->data), &uNodeIndex)) {
                if (pMgmt->sNodeDBTable[uNodeIndex].bPSEnable) {
                    skb_queue_tail(&pMgmt->sNodeDBTable[uNodeIndex].sTxPSQueue, skb);
                    pMgmt->sNodeDBTable[uNodeIndex].wEnQueueCnt++;
                    // set tx map
                    wAID = pMgmt->sNodeDBTable[uNodeIndex].wAID;
                    pMgmt->abyPSTxMap[wAID >> 3] |=  byMask[wAID & 7];
                    DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Set:pMgmt->abyPSTxMap[%d]= %d\n",
                             (wAID >> 3), pMgmt->abyPSTxMap[wAID >> 3]);
                    spin_unlock_irq(&pDevice->lock);
                    return 0;
                }

                if (pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble) {
                    pDevice->byPreambleType = pDevice->byShortPreamble;

                }else {
                    pDevice->byPreambleType = PREAMBLE_LONG;
                }
                bNodeExist = TRUE;

            }
        }

        if (bNodeExist == FALSE) {
            DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Unknown STA not found in node DB \n");
            dev_kfree_skb_irq(skb);
            spin_unlock_irq(&pDevice->lock);
            return 0;
        }
    }

    pHeadTD = pDevice->apCurrTD[TYPE_AC0DMA];

    pHeadTD->m_td1TD1.byTCR = (TCR_EDP|TCR_STP);


    memcpy(pDevice->sTxEthHeader.abyDstAddr, (PBYTE)(skb->data), U_HEADER_LEN);
    cbFrameBodySize = skb->len - U_HEADER_LEN;
    // 802.1H
    if (ntohs(pDevice->sTxEthHeader.wType) > MAX_DATA_LEN) {
        cbFrameBodySize += 8;
    }


    if (pDevice->bEncryptionEnable == TRUE) {
        bNeedEncryption = TRUE;
        // get Transmit key
        do {
            if ((pDevice->pMgmt->eCurrMode == WMAC_MODE_ESS_STA) &&
                (pDevice->pMgmt->eCurrState == WMAC_STATE_ASSOC)) {
                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) {
                        bTKIP_UseGTK = TRUE;
                        DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Get GTK.\n");
                        break;
                    }
                } else {
                    DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Get PTK.\n");
                    break;
                }
            }else if (pDevice->pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) {

                pbyBSSID = pDevice->sTxEthHeader.abyDstAddr;  //TO_DS = 0 and FROM_DS = 0 --> 802.11 MAC Address1
                DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"IBSS Serach Key: \n");
                for (ii = 0; ii< 6; ii++)
                    DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"%x \n", *(pbyBSSID+ii));
                DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"\n");

                // get pairwise key
                if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, PAIRWISE_KEY, &pTransmitKey) == TRUE)
                    break;
            }
            // get group key
            pbyBSSID = pDevice->abyBroadcastAddr;
            if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == FALSE) {
                pTransmitKey = NULL;
                if (pDevice->pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) {
                    DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"IBSS and KEY is NULL. [%d]\n", pDevice->pMgmt->eCurrMode);
                }
                else
                    DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"NOT IBSS and KEY is NULL. [%d]\n", pDevice->pMgmt->eCurrMode);
            } else {
                bTKIP_UseGTK = TRUE;
                DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Get GTK.\n");
            }
        } while(FALSE);
    }

    if (pDevice->bEnableHostWEP) {
        DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"acdma0: STA index %d\n", uNodeIndex);
        if (pDevice->bEncryptionEnable == TRUE) {
            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
                );
         }
    }

    uMACfragNum = cbGetFragCount(pDevice, pTransmitKey, cbFrameBodySize, &pDevice->sTxEthHeader);

    if (uMACfragNum > AVAIL_TD(pDevice, TYPE_AC0DMA)) {
        DBG_PRT(MSG_LEVEL_ERR, KERN_DEBUG "uMACfragNum > AVAIL_TD(TYPE_AC0DMA) = %d\n", uMACfragNum);
        dev_kfree_skb_irq(skb);
        spin_unlock_irq(&pDevice->lock);
        return 0;
    }

    if (pTransmitKey != NULL) {
        if ((pTransmitKey->byCipherSuite == KEY_CTL_WEP) &&
            (pTransmitKey->uKeyLength == WLAN_WEP232_KEYLEN)) {
            uMACfragNum = 1; //WEP256 doesn't support fragment
        }
    }

    byPktType = (BYTE)pDevice->byPacketType;

    if (pDevice->bFixRate) {
#ifdef  PLICE_DEBUG
        printk("Fix Rate: PhyType is %d,ConnectionRate is %d\n",pDevice->eCurrentPHYType,pDevice->uConnectionRate);
#endif

        if (pDevice->eCurrentPHYType == PHY_TYPE_11B) {
            if (pDevice->uConnectionRate >= RATE_11M) {
                pDevice->wCurrentRate = RATE_11M;
            } else {
                pDevice->wCurrentRate = (WORD)pDevice->uConnectionRate;
            }
        } else {
            if ((pDevice->eCurrentPHYType == PHY_TYPE_11A) &&
                (pDevice->uConnectionRate <= RATE_6M)) {
                pDevice->wCurrentRate = RATE_6M;
            } else {
                if (pDevice->uConnectionRate >= RATE_54M)
                    pDevice->wCurrentRate = RATE_54M;
                else
                    pDevice->wCurrentRate = (WORD)pDevice->uConnectionRate;

            }
        }
        pDevice->byACKRate = (BYTE) pDevice->wCurrentRate;
        pDevice->byTopCCKBasicRate = RATE_1M;
        pDevice->byTopOFDMBasicRate = RATE_6M;
    }
    else {
        //auto rate
    if (pDevice->sTxEthHeader.wType == TYPE_PKT_802_1x) {
            if (pDevice->eCurrentPHYType != PHY_TYPE_11A) {
                pDevice->wCurrentRate = RATE_1M;
                pDevice->byACKRate = RATE_1M;
                pDevice->byTopCCKBasicRate = RATE_1M;
                pDevice->byTopOFDMBasicRate = RATE_6M;
            } else {
                pDevice->wCurrentRate = RATE_6M;
                pDevice->byACKRate = RATE_6M;
                pDevice->byTopCCKBasicRate = RATE_1M;
                pDevice->byTopOFDMBasicRate = RATE_6M;
            }
        }
        else {
                VNTWIFIvGetTxRate(  pDevice->pMgmt,
                                pDevice->sTxEthHeader.abyDstAddr,
                                &(pDevice->wCurrentRate),
                                &(pDevice->byACKRate),
                                &(pDevice->byTopCCKBasicRate),
                                &(pDevice->byTopOFDMBasicRate));

#if 0
printk("auto rate:Rate : %d,AckRate:%d,TopCCKRate:%d,TopOFDMRate:%d\n",
pDevice->wCurrentRate,pDevice->byACKRate,
pDevice->byTopCCKBasicRate,pDevice->byTopOFDMBasicRate);

#endif

#if 0

        pDevice->wCurrentRate = 11;
        pDevice->byACKRate = 8;
        pDevice->byTopCCKBasicRate = 3;
        pDevice->byTopOFDMBasicRate = 8;
#endif


                }
    }

//    DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "acdma0: pDevice->wCurrentRate = %d \n", pDevice->wCurrentRate);

    if (pDevice->wCurrentRate <= RATE_11M) {
        byPktType = PK_TYPE_11B;
    } else if (pDevice->eCurrentPHYType == PHY_TYPE_11A) {
        byPktType = PK_TYPE_11A;
    } else {
        if (pDevice->bProtectMode == TRUE) {
            byPktType = PK_TYPE_11GB;
        } else {
            byPktType = PK_TYPE_11GA;
        }
    }

//#ifdef        PLICE_DEBUG
//      printk("FIX RATE:CurrentRate is %d");
//#endif

    if (bNeedEncryption == TRUE) {
        DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ntohs Pkt Type=%04x\n", ntohs(pDevice->sTxEthHeader.wType));
        if ((pDevice->sTxEthHeader.wType) == TYPE_PKT_802_1x) {
            bNeedEncryption = FALSE;
            DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Pkt Type=%04x\n", (pDevice->sTxEthHeader.wType));
            if ((pDevice->pMgmt->eCurrMode == WMAC_MODE_ESS_STA) && (pDevice->pMgmt->eCurrState == WMAC_STATE_ASSOC)) {
                if (pTransmitKey == NULL) {
                    DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Don't Find TX KEY\n");
                }
                else {
                    if (bTKIP_UseGTK == TRUE) {
                        DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"error: KEY is GTK!!~~\n");
                    }
                    else {
                        DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Find PTK [%lX]\n", pTransmitKey->dwKeyIndex);
                        bNeedEncryption = TRUE;
                    }
                }
            }

            if (pDevice->byCntMeasure == 2) {
                bNeedDeAuth = TRUE;
                pDevice->s802_11Counter.TKIPCounterMeasuresInvoked++;
            }

            if (pDevice->bEnableHostWEP) {
                if ((uNodeIndex != 0) &&
                    (pMgmt->sNodeDBTable[uNodeIndex].dwKeyIndex & PAIRWISE_KEY)) {
                    DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Find PTK [%lX]\n", pTransmitKey->dwKeyIndex);
                    bNeedEncryption = TRUE;
                 }
             }
        }
        else {
            if (pTransmitKey == NULL) {
                DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"return no tx key\n");
                dev_kfree_skb_irq(skb);
                spin_unlock_irq(&pDevice->lock);
                return 0;
            }
        }
    }


#ifdef  PLICE_DEBUG
        //if (skb->len == 98)
        //{
        //      printk("ping:len is %d\n");
        //}
#endif
    vGenerateFIFOHeader(pDevice, byPktType, pDevice->pbyTmpBuff, bNeedEncryption,
                        cbFrameBodySize, TYPE_AC0DMA, pHeadTD,
                        &pDevice->sTxEthHeader, (PBYTE)skb->data, pTransmitKey, uNodeIndex,
                        &uMACfragNum,
                        &cbHeaderSize
                        );

    if (MACbIsRegBitsOn(pDevice->PortOffset, MAC_REG_PSCTL, PSCTL_PS)) {
        // Disable PS
        MACbPSWakeup(pDevice->PortOffset);
    }
    pDevice->bPWBitOn = FALSE;

    pLastTD = pHeadTD;
    for (ii = 0; ii < uMACfragNum; ii++) {
        // Poll Transmit the adapter
        wmb();
        pHeadTD->m_td0TD0.f1Owner=OWNED_BY_NIC;
        wmb();
        if (ii == uMACfragNum - 1)
            pLastTD = pHeadTD;
        pHeadTD = pHeadTD->next;
    }

    // Save the information needed by the tx interrupt handler
    // to complete the Send request
    pLastTD->pTDInfo->skb = skb;
    pLastTD->pTDInfo->byFlags = 0;
    pLastTD->pTDInfo->byFlags |= TD_FLAGS_NETIF_SKB;
#ifdef TxInSleep
  pDevice->nTxDataTimeCout=0; //2008-8-21 chester <add> for send null packet
  #endif
    if (AVAIL_TD(pDevice, TYPE_AC0DMA) <= 1) {
        netif_stop_queue(dev);
    }

    pDevice->apCurrTD[TYPE_AC0DMA] = pHeadTD;
//#ifdef        PLICE_DEBUG
        if (pDevice->bFixRate)
        {
                printk("FixRate:Rate is %d,TxPower is %d\n",pDevice->wCurrentRate,pDevice->byCurPwr);
        }
        else
        {
                //printk("Auto Rate:Rate is %d,TxPower is %d\n",pDevice->wCurrentRate,pDevice->byCurPwr);
        }
//#endif

{
    BYTE  Protocol_Version;    //802.1x Authentication
    BYTE  Packet_Type;           //802.1x Authentication
    BYTE  Descriptor_type;
    WORD Key_info;
BOOL            bTxeapol_key = FALSE;
    Protocol_Version = skb->data[U_HEADER_LEN];
    Packet_Type = skb->data[U_HEADER_LEN+1];
    Descriptor_type = skb->data[U_HEADER_LEN+1+1+2];
    Key_info = (skb->data[U_HEADER_LEN+1+1+2+1] << 8)|(skb->data[U_HEADER_LEN+1+1+2+2]);
   if (pDevice->sTxEthHeader.wType == TYPE_PKT_802_1x) {
           if(((Protocol_Version==1) ||(Protocol_Version==2)) &&
                (Packet_Type==3)) {  //802.1x OR eapol-key challenge frame transfer
                        bTxeapol_key = TRUE;
                if((Descriptor_type==254)||(Descriptor_type==2)) {       //WPA or RSN
                       if(!(Key_info & BIT3) &&   //group-key challenge
                           (Key_info & BIT8) && (Key_info & BIT9)) {    //send 2/2 key
                          pDevice->fWPA_Authened = TRUE;
                          if(Descriptor_type==254)
                              printk("WPA ");
                          else
                              printk("WPA2 ");
                          printk("Authentication completed!!\n");
                        }
                 }
             }
   }
}

    MACvTransmitAC0(pDevice->PortOffset);
//    DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "acdma0:pDevice->apCurrTD= %p\n", pHeadTD);

    dev->trans_start = jiffies;

    spin_unlock_irq(&pDevice->lock);
    return 0;

}

static  irqreturn_t  device_intr(int irq,  void *dev_instance) {
    struct net_device* dev=dev_instance;
    PSDevice     pDevice=(PSDevice) netdev_priv(dev);

    int             max_count=0;
    DWORD           dwMIBCounter=0;
    PSMgmtObject    pMgmt = pDevice->pMgmt;
    BYTE            byOrgPageSel=0;
    int             handled = 0;
    BYTE            byData = 0;
    int             ii= 0;
//    BYTE            byRSSI;


    MACvReadISR(pDevice->PortOffset, &pDevice->dwIsr);

    if (pDevice->dwIsr == 0)
        return IRQ_RETVAL(handled);

    if (pDevice->dwIsr == 0xffffffff) {
        DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "dwIsr = 0xffff\n");
        return IRQ_RETVAL(handled);
    }
    /*
      // 2008-05-21 <mark> by Richardtai, we can't read RSSI here, because no packet bound with RSSI

        if ((pDevice->dwIsr & ISR_RXDMA0) &&
        (pDevice->byLocalID != REV_ID_VT3253_B0) &&
        (pDevice->bBSSIDFilter == TRUE)) {
        // update RSSI
        //BBbReadEmbeded(pDevice->PortOffset, 0x3E, &byRSSI);
        //pDevice->uCurrRSSI = byRSSI;
    }
    */

    handled = 1;
    MACvIntDisable(pDevice->PortOffset);
    spin_lock_irq(&pDevice->lock);

    //Make sure current page is 0
    VNSvInPortB(pDevice->PortOffset + MAC_REG_PAGE1SEL, &byOrgPageSel);
    if (byOrgPageSel == 1) {
        MACvSelectPage0(pDevice->PortOffset);
    }
    else
        byOrgPageSel = 0;

    MACvReadMIBCounter(pDevice->PortOffset, &dwMIBCounter);
    // TBD....
    // Must do this after doing rx/tx, cause ISR bit is slow
    // than RD/TD write back
    // update ISR counter
    STAvUpdate802_11Counter(&pDevice->s802_11Counter, &pDevice->scStatistic , dwMIBCounter);
    while (pDevice->dwIsr != 0) {

        STAvUpdateIsrStatCounter(&pDevice->scStatistic, pDevice->dwIsr);
        MACvWriteISR(pDevice->PortOffset, pDevice->dwIsr);

        if (pDevice->dwIsr & ISR_FETALERR){
            DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " ISR_FETALERR \n");
            VNSvOutPortB(pDevice->PortOffset + MAC_REG_SOFTPWRCTL, 0);
            VNSvOutPortW(pDevice->PortOffset + MAC_REG_SOFTPWRCTL, SOFTPWRCTL_SWPECTI);
            device_error(pDevice, pDevice->dwIsr);
        }

        if (pDevice->byLocalID > REV_ID_VT3253_B1) {

            if (pDevice->dwIsr & ISR_MEASURESTART) {
                // 802.11h measure start
                pDevice->byOrgChannel = pDevice->byCurrentCh;
                VNSvInPortB(pDevice->PortOffset + MAC_REG_RCR, &(pDevice->byOrgRCR));
                VNSvOutPortB(pDevice->PortOffset + MAC_REG_RCR, (RCR_RXALLTYPE | RCR_UNICAST | RCR_BROADCAST | RCR_MULTICAST | RCR_WPAERR));
                MACvSelectPage1(pDevice->PortOffset);
                VNSvInPortD(pDevice->PortOffset + MAC_REG_MAR0, &(pDevice->dwOrgMAR0));
                VNSvInPortD(pDevice->PortOffset + MAC_REG_MAR4, &(pDevice->dwOrgMAR4));
                MACvSelectPage0(pDevice->PortOffset);
               //xxxx
               // WCMDbFlushCommandQueue(pDevice->pMgmt, TRUE);
                if (CARDbSetChannel(pDevice, pDevice->pCurrMeasureEID->sReq.byChannel) == TRUE) {
                    pDevice->bMeasureInProgress = TRUE;
                    MACvSelectPage1(pDevice->PortOffset);
                    MACvRegBitsOn(pDevice->PortOffset, MAC_REG_MSRCTL, MSRCTL_READY);
                    MACvSelectPage0(pDevice->PortOffset);
                    pDevice->byBasicMap = 0;
                    pDevice->byCCAFraction = 0;
                    for(ii=0;ii<8;ii++) {
                        pDevice->dwRPIs[ii] = 0;
                    }
                } else {
                    // can not measure because set channel fail
                   // WCMDbResetCommandQueue(pDevice->pMgmt);
                    // clear measure control
                    MACvRegBitsOff(pDevice->PortOffset, MAC_REG_MSRCTL, MSRCTL_EN);
                    s_vCompleteCurrentMeasure(pDevice, MEASURE_MODE_INCAPABLE);
                    MACvSelectPage1(pDevice->PortOffset);
                    MACvRegBitsOn(pDevice->PortOffset, MAC_REG_MSRCTL+1, MSRCTL1_TXPAUSE);
                    MACvSelectPage0(pDevice->PortOffset);
                }
            }
            if (pDevice->dwIsr & ISR_MEASUREEND) {
                // 802.11h measure end
                pDevice->bMeasureInProgress = FALSE;
                VNSvOutPortB(pDevice->PortOffset + MAC_REG_RCR, pDevice->byOrgRCR);
                MACvSelectPage1(pDevice->PortOffset);
                VNSvOutPortD(pDevice->PortOffset + MAC_REG_MAR0, pDevice->dwOrgMAR0);
                VNSvOutPortD(pDevice->PortOffset + MAC_REG_MAR4, pDevice->dwOrgMAR4);
                VNSvInPortB(pDevice->PortOffset + MAC_REG_MSRBBSTS, &byData);
                pDevice->byBasicMap |= (byData >> 4);
                VNSvInPortB(pDevice->PortOffset + MAC_REG_CCAFRACTION, &pDevice->byCCAFraction);
                VNSvInPortB(pDevice->PortOffset + MAC_REG_MSRCTL, &byData);
                // clear measure control
                MACvRegBitsOff(pDevice->PortOffset, MAC_REG_MSRCTL, MSRCTL_EN);
                MACvSelectPage0(pDevice->PortOffset);
                CARDbSetChannel(pDevice, pDevice->byOrgChannel);
                // WCMDbResetCommandQueue(pDevice->pMgmt);
                MACvSelectPage1(pDevice->PortOffset);
                MACvRegBitsOn(pDevice->PortOffset, MAC_REG_MSRCTL+1, MSRCTL1_TXPAUSE);
                MACvSelectPage0(pDevice->PortOffset);
                if (byData & MSRCTL_FINISH) {
                    // measure success
                    s_vCompleteCurrentMeasure(pDevice, 0);
                } else {
                    // can not measure because not ready before end of measure time
                    s_vCompleteCurrentMeasure(pDevice, MEASURE_MODE_LATE);
                }
            }
            if (pDevice->dwIsr & ISR_QUIETSTART) {
                do {
                    ;
                } while (CARDbStartQuiet(pDevice) == FALSE);
            }
        }

        if (pDevice->dwIsr & ISR_TBTT) {
            if (pDevice->bEnableFirstQuiet == TRUE) {
                pDevice->byQuietStartCount--;
                if (pDevice->byQuietStartCount == 0) {
                    pDevice->bEnableFirstQuiet = FALSE;
                    MACvSelectPage1(pDevice->PortOffset);
                    MACvRegBitsOn(pDevice->PortOffset, MAC_REG_MSRCTL, (MSRCTL_QUIETTXCHK | MSRCTL_QUIETEN));
                    MACvSelectPage0(pDevice->PortOffset);
                }
            }
            if ((pDevice->bChannelSwitch == TRUE) &&
                (pDevice->eOPMode == OP_MODE_INFRASTRUCTURE)) {
                pDevice->byChannelSwitchCount--;
                if (pDevice->byChannelSwitchCount == 0) {
                    pDevice->bChannelSwitch = FALSE;
                    CARDbSetChannel(pDevice, pDevice->byNewChannel);
                    VNTWIFIbChannelSwitch(pDevice->pMgmt, pDevice->byNewChannel);
                    MACvSelectPage1(pDevice->PortOffset);
                    MACvRegBitsOn(pDevice->PortOffset, MAC_REG_MSRCTL+1, MSRCTL1_TXPAUSE);
                    MACvSelectPage0(pDevice->PortOffset);
                    CARDbStartTxPacket(pDevice, PKT_TYPE_802_11_ALL);

                }
            }
            if (pDevice->eOPMode == OP_MODE_ADHOC) {
                //pDevice->bBeaconSent = FALSE;
            } else {
                if ((pDevice->bUpdateBBVGA) && (pDevice->bLinkPass == TRUE) && (pDevice->uCurrRSSI != 0)) {
                    LONG            ldBm;

                    RFvRSSITodBm(pDevice, (BYTE) pDevice->uCurrRSSI, &ldBm);
                    for (ii=0;ii<BB_VGA_LEVEL;ii++) {
                        if (ldBm < pDevice->ldBmThreshold[ii]) {
                            pDevice->byBBVGANew = pDevice->abyBBVGA[ii];
                            break;
                        }
                    }
                    if (pDevice->byBBVGANew != pDevice->byBBVGACurrent) {
                        pDevice->uBBVGADiffCount++;
                        if (pDevice->uBBVGADiffCount == 1) {
                            // first VGA diff gain
                            BBvSetVGAGainOffset(pDevice, pDevice->byBBVGANew);
                            DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"First RSSI[%d] NewGain[%d] OldGain[%d] Count[%d]\n",
                                            (int)ldBm, pDevice->byBBVGANew, pDevice->byBBVGACurrent, (int)pDevice->uBBVGADiffCount);
                        }
                        if (pDevice->uBBVGADiffCount >= BB_VGA_CHANGE_THRESHOLD) {
                            DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"RSSI[%d] NewGain[%d] OldGain[%d] Count[%d]\n",
                                            (int)ldBm, pDevice->byBBVGANew, pDevice->byBBVGACurrent, (int)pDevice->uBBVGADiffCount);
                            BBvSetVGAGainOffset(pDevice, pDevice->byBBVGANew);
                        }
                    } else {
                        pDevice->uBBVGADiffCount = 1;
                    }
                }
            }

            pDevice->bBeaconSent = FALSE;
            if (pDevice->bEnablePSMode) {
                PSbIsNextTBTTWakeUp((HANDLE)pDevice);
            };

            if ((pDevice->eOPMode == OP_MODE_AP) ||
                (pDevice->eOPMode == OP_MODE_ADHOC)) {

                MACvOneShotTimer1MicroSec(pDevice->PortOffset,
                        (pMgmt->wIBSSBeaconPeriod - MAKE_BEACON_RESERVED) << 10);
            }

            if (pDevice->eOPMode == OP_MODE_ADHOC && pDevice->pMgmt->wCurrATIMWindow > 0) {
                // todo adhoc PS mode
            };

        }

        if (pDevice->dwIsr & ISR_BNTX) {

            if (pDevice->eOPMode == OP_MODE_ADHOC) {
                pDevice->bIsBeaconBufReadySet = FALSE;
                pDevice->cbBeaconBufReadySetCnt = 0;
            };

            if (pDevice->eOPMode == OP_MODE_AP) {
                if(pMgmt->byDTIMCount > 0) {
                   pMgmt->byDTIMCount --;
                   pMgmt->sNodeDBTable[0].bRxPSPoll = FALSE;
                }
                else {
                    if(pMgmt->byDTIMCount == 0) {
                        // check if mutltcast tx bufferring
                        pMgmt->byDTIMCount = pMgmt->byDTIMPeriod - 1;
                        pMgmt->sNodeDBTable[0].bRxPSPoll = TRUE;
                        bScheduleCommand((HANDLE)pDevice, WLAN_CMD_RX_PSPOLL, NULL);
                    }
                }
            }
            pDevice->bBeaconSent = TRUE;

            if (pDevice->bChannelSwitch == TRUE) {
                pDevice->byChannelSwitchCount--;
                if (pDevice->byChannelSwitchCount == 0) {
                    pDevice->bChannelSwitch = FALSE;
                    CARDbSetChannel(pDevice, pDevice->byNewChannel);
                    VNTWIFIbChannelSwitch(pDevice->pMgmt, pDevice->byNewChannel);
                    MACvSelectPage1(pDevice->PortOffset);
                    MACvRegBitsOn(pDevice->PortOffset, MAC_REG_MSRCTL+1, MSRCTL1_TXPAUSE);
                    MACvSelectPage0(pDevice->PortOffset);
                    //VNTWIFIbSendBeacon(pDevice->pMgmt);
                    CARDbStartTxPacket(pDevice, PKT_TYPE_802_11_ALL);
                }
            }

        }

        if (pDevice->dwIsr & ISR_RXDMA0) {
            max_count += device_rx_srv(pDevice, TYPE_RXDMA0);
        }
        if (pDevice->dwIsr & ISR_RXDMA1) {
            max_count += device_rx_srv(pDevice, TYPE_RXDMA1);
        }
        if (pDevice->dwIsr & ISR_TXDMA0){
            max_count += device_tx_srv(pDevice, TYPE_TXDMA0);
        }
        if (pDevice->dwIsr & ISR_AC0DMA){
            max_count += device_tx_srv(pDevice, TYPE_AC0DMA);
        }
        if (pDevice->dwIsr & ISR_SOFTTIMER) {

        }
        if (pDevice->dwIsr & ISR_SOFTTIMER1) {
            if (pDevice->eOPMode == OP_MODE_AP) {
               if (pDevice->bShortSlotTime)
                   pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTSLOTTIME(1);
               else
                   pMgmt->wCurrCapInfo &= ~(WLAN_SET_CAP_INFO_SHORTSLOTTIME(1));
            }
            bMgrPrepareBeaconToSend(pDevice, pMgmt);
            pDevice->byCntMeasure = 0;
        }

        MACvReadISR(pDevice->PortOffset, &pDevice->dwIsr);

        MACvReceive0(pDevice->PortOffset);
        MACvReceive1(pDevice->PortOffset);

        if (max_count>pDevice->sOpts.int_works)
            break;
    }

    if (byOrgPageSel == 1) {
        MACvSelectPage1(pDevice->PortOffset);
    }

    spin_unlock_irq(&pDevice->lock);
    MACvIntEnable(pDevice->PortOffset, IMR_MASK_VALUE);

    return IRQ_RETVAL(handled);
}


static unsigned const ethernet_polynomial = 0x04c11db7U;
static inline u32 ether_crc(int length, unsigned char *data)
{
    int crc = -1;

    while(--length >= 0) {
        unsigned char current_octet = *data++;
        int bit;
        for (bit = 0; bit < 8; bit++, current_octet >>= 1) {
            crc = (crc << 1) ^
                ((crc < 0) ^ (current_octet & 1) ? ethernet_polynomial : 0);
        }
    }
    return crc;
}

//2008-8-4 <add> by chester
static int Config_FileGetParameter(UCHAR *string, UCHAR *dest,UCHAR *source)
{
  UCHAR buf1[100];
  int source_len = strlen(source);

    memset(buf1,0,100);
    strcat(buf1, string);
    strcat(buf1, "=");
    source+=strlen(buf1);

   memcpy(dest,source,source_len-strlen(buf1));
 return TRUE;
}

int Config_FileOperation(PSDevice pDevice,BOOL fwrite,unsigned char *Parameter) {
    UCHAR    *config_path=CONFIG_PATH;
    UCHAR    *buffer=NULL;
    UCHAR      tmpbuffer[20];
    struct file   *filp=NULL;
    mm_segment_t old_fs = get_fs();
    //int oldfsuid=0,oldfsgid=0;