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//============================================================================
// Copyright (c) 1996-2005 Winbond Electronic Corporation
//
// Module Name:
// wblinux.c
//
// Abstract:
// Linux releated routines
//
//============================================================================
#include <linux/netdevice.h>
#include "mds_f.h"
#include "mto_f.h"
#include "os_common.h"
#include "wbhal_f.h"
#include "wblinux_f.h"
unsigned char
WBLINUX_Initial(struct wbsoft_priv * adapter)
{
spin_lock_init( &adapter->SpinLock );
return true;
}
void
WBLINUX_Destroy(struct wbsoft_priv * adapter)
{
WBLINUX_stop( adapter );
#ifdef _PE_USB_INI_DUMP_
WBDEBUG(("[w35und] unregister_netdev!\n"));
#endif
}
void
WBLINUX_stop( struct wbsoft_priv * adapter )
{
struct sk_buff *pSkb;
if (atomic_inc_return(&adapter->ThreadCount) == 1) {
// Shutdown module immediately
adapter->shutdown = 1;
while (adapter->skb_array[ adapter->skb_GetIndex ]) {
// Trying to free the un-sending packet
pSkb = adapter->skb_array[ adapter->skb_GetIndex ];
adapter->skb_array[ adapter->skb_GetIndex ] = NULL;
if( in_irq() )
dev_kfree_skb_irq( pSkb );
else
dev_kfree_skb( pSkb );
adapter->skb_GetIndex++;
adapter->skb_GetIndex %= WBLINUX_PACKET_ARRAY_SIZE;
}
#ifdef _PE_STATE_DUMP_
WBDEBUG(( "[w35und] SKB_RELEASE OK\n" ));
#endif
}
atomic_dec(&adapter->ThreadCount);
}
void
WbWlanHalt( struct wbsoft_priv * adapter )
{
//---------------------
adapter->sLocalPara.ShutDowned = true;
Mds_Destroy(adapter);
// Turn off Rx and Tx hardware ability
hal_stop(&adapter->sHwData);
#ifdef _PE_USB_INI_DUMP_
WBDEBUG(("[w35und] Hal_stop O.K.\n"));
#endif
msleep(100);// Waiting Irp completed
// Destroy the NDIS module
WBLINUX_Destroy(adapter);
// Halt the HAL
hal_halt(&adapter->sHwData, NULL);
}
unsigned char
WbWLanInitialize(struct ieee80211_hw *hw)
{
struct wbsoft_priv *priv = hw->priv;
phw_data_t pHwData;
u8 *pMacAddr;
u8 *pMacAddr2;
u32 InitStep = 0;
u8 EEPROM_region;
u8 HwRadioOff;
//
// Setting default value for Linux
//
priv->sLocalPara.region_INF = REGION_AUTO;
priv->sLocalPara.TxRateMode = RATE_AUTO;
priv->sLocalPara.bMacOperationMode = MODE_802_11_BG; // B/G mode
priv->Mds.TxRTSThreshold = DEFAULT_RTSThreshold;
priv->Mds.TxFragmentThreshold = DEFAULT_FRAGMENT_THRESHOLD;
hal_set_phy_type( &priv->sHwData, RF_WB_242_1 );
priv->sLocalPara.MTUsize = MAX_ETHERNET_PACKET_SIZE;
priv->sLocalPara.bPreambleMode = AUTO_MODE;
priv->sLocalPara.RadioOffStatus.boSwRadioOff = false;
pHwData = &priv->sHwData;
hal_set_phy_type( pHwData, RF_DECIDE_BY_INF );
//
// Initial each module and variable
//
if (!WBLINUX_Initial(priv)) {
#ifdef _PE_USB_INI_DUMP_
WBDEBUG(("[w35und]WBNDIS initialization failed\n"));
#endif
goto error;
}
// Initial Software variable
priv->sLocalPara.ShutDowned = false;
//added by ws for wep key error detection
priv->sLocalPara.bWepKeyError= false;
priv->sLocalPara.bToSelfPacketReceived = false;
priv->sLocalPara.WepKeyDetectTimerCount= 2 * 100; /// 2 seconds
// Initial USB hal
InitStep = 1;
pHwData = &priv->sHwData;
if (!hal_init_hardware(hw))
goto error;
EEPROM_region = hal_get_region_from_EEPROM( pHwData );
if (EEPROM_region != REGION_AUTO)
priv->sLocalPara.region = EEPROM_region;
else {
if (priv->sLocalPara.region_INF != REGION_AUTO)
priv->sLocalPara.region = priv->sLocalPara.region_INF;
else
priv->sLocalPara.region = REGION_USA; //default setting
}
// Get Software setting flag from hal
priv->sLocalPara.boAntennaDiversity = false;
if (hal_software_set(pHwData) & 0x00000001)
priv->sLocalPara.boAntennaDiversity = true;
//
// For TS module
//
InitStep = 2;
// For MDS module
InitStep = 3;
Mds_initial(priv);
//=======================================
// Initialize the SME, SCAN, MLME, ROAM
//=======================================
InitStep = 4;
InitStep = 5;
InitStep = 6;
// If no user-defined address in the registry, use the addresss "burned" on the NIC instead.
pMacAddr = priv->sLocalPara.ThisMacAddress;
pMacAddr2 = priv->sLocalPara.PermanentAddress;
hal_get_permanent_address( pHwData, priv->sLocalPara.PermanentAddress );// Reading ethernet address from EEPROM
if (memcmp(pMacAddr, "\x00\x00\x00\x00\x00\x00", MAC_ADDR_LENGTH) == 0)
memcpy(pMacAddr, pMacAddr2, MAC_ADDR_LENGTH);
else {
// Set the user define MAC address
hal_set_ethernet_address(pHwData, priv->sLocalPara.ThisMacAddress);
}
//get current antenna
priv->sLocalPara.bAntennaNo = hal_get_antenna_number(pHwData);
#ifdef _PE_STATE_DUMP_
WBDEBUG(("Driver init, antenna no = %d\n", psLOCAL->bAntennaNo));
#endif
hal_get_hw_radio_off( pHwData );
// Waiting for HAL setting OK
while (!hal_idle(pHwData))
msleep(10);
MTO_Init(priv);
HwRadioOff = hal_get_hw_radio_off( pHwData );
priv->sLocalPara.RadioOffStatus.boHwRadioOff = !!HwRadioOff;
hal_set_radio_mode( pHwData, (unsigned char)(priv->sLocalPara.RadioOffStatus.boSwRadioOff || priv->sLocalPara.RadioOffStatus.boHwRadioOff) );
hal_driver_init_OK(pHwData) = 1; // Notify hal that the driver is ready now.
//set a tx power for reference.....
// sme_set_tx_power_level(priv, 12); FIXME?
return true;
error:
switch (InitStep) {
case 5:
case 4:
case 3: Mds_Destroy( priv );
case 2:
case 1: WBLINUX_Destroy( priv );
hal_halt( pHwData, NULL );
case 0: break;
}
return false;
}
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