diff -r 000000000000 -r 10c42ec6c05f TWD/FW_Transfer/FwEvent.c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/TWD/FW_Transfer/FwEvent.c	Tue Jun 29 12:34:26 2010 +0100
@@ -0,0 +1,738 @@
+/*
+ * FwEvent.c
+ *
+ * Copyright(c) 1998 - 2010 Texas Instruments. All rights reserved.      
+ * All rights reserved.      
+ * 
+ * This program and the accompanying materials are made available under the 
+ * terms of the Eclipse Public License v1.0 or BSD License which accompanies
+ * this distribution. The Eclipse Public License is available at
+ * http://www.eclipse.org/legal/epl-v10.html and the BSD License is as below.                                   
+ *                                                                       
+ * Redistribution and use in source and binary forms, with or without    
+ * modification, are permitted provided that the following conditions    
+ * are met:                                                              
+ *                                                                       
+ *  * Redistributions of source code must retain the above copyright     
+ *    notice, this list of conditions and the following disclaimer.      
+ *  * Redistributions in binary form must reproduce the above copyright  
+ *    notice, this list of conditions and the following disclaimer in    
+ *    the documentation and/or other materials provided with the         
+ *    distribution.                                                      
+ *  * Neither the name Texas Instruments nor the names of its            
+ *    contributors may be used to endorse or promote products derived    
+ *    from this software without specific prior written permission.      
+ *                                                                       
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS   
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT     
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT  
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT      
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT   
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+
+/** \file  FwEvent.c
+ *  \brief Handle firmware events
+ * 
+ *   
+ * \par Description
+ *      Call the appropriate event handler.
+ *
+ *  \see FwEvent.h
+ */
+
+#define __FILE_ID__  FILE_ID_104
+#include "tidef.h"
+#include "report.h"
+#include "context.h"
+#include "osApi.h"
+#include "TWDriver.h"
+#include "TWDriverInternal.h"
+#include "FwEvent.h" 
+#include "txResult_api.h"
+#include "CmdMBox_api.h"
+#include "rxXfer_api.h" 
+#include "txXfer_api.h" 
+#include "txHwQueue_api.h"
+#include "eventMbox_api.h"
+#include "TwIf.h"
+#ifdef TI_DBG
+    #include "tracebuf_api.h"
+#endif
+
+#ifdef _VLCT_
+extern int trigger_another_read;
+#endif
+
+#define USE_SDIO_24M_WORKAROUND
+#define FW_STATUS_MEM_ADDRESS   0x40400
+
+
+#define TXN_FW_EVENT_SET_MASK_ADDR(pFwEvent)    pFwEvent->tMaskTxn.tTxnStruct.uHwAddr = HINT_MASK;
+#define TXN_FW_EVENT_SET_UNMASK_ADDR(pFwEvent)  pFwEvent->tUnMaskTxn.tTxnStruct.uHwAddr = HINT_MASK;
+#define TXN_FW_EVENT_SET_STATUS_ADDR(pFwEvent)  pFwEvent->tFwStatusTxn.tTxnStruct.uHwAddr = ACX_REG_INTERRUPT_CLEAR;
+#define TXN_FW_EVENT_SET_FW_MEM_ADDR(pFwEvent)  pFwEvent->tMemFwStatusTxn.tTxnStruct.uHwAddr = FW_STATUS_MEM_ADDRESS;
+/********************* static function declerations *************************/
+
+/*
+ * \brief	Call FwEvent client's event handler
+ * 
+ * \param  hFwEvent  - FwEvent Driver handle
+ * \return void
+ * 
+ * \par Description
+ * 
+ * \sa fwEvent_ReadCompleteCb
+ */
+static void fwEvent_CallHandler (TI_HANDLE hFwEvent);
+
+
+/*
+ * \brief	Create the FwEvent module object
+ * 
+ * \param  hOs  - OS module object handle
+ * \return Handle to the created object
+ * 
+ * \par Description
+ * Calling this function creates a FwEvent object
+ * 
+ * \sa fwEvent_Destroy
+ */
+TI_HANDLE fwEvent_Create (TI_HANDLE hOs)
+{
+    TfwEvent *pFwEvent;
+
+    pFwEvent = os_memoryAlloc (hOs, sizeof(TfwEvent),MemoryNormal);
+    if (pFwEvent == NULL)
+    {
+        return NULL;
+    }
+
+    os_memoryZero (hOs, pFwEvent, sizeof(TfwEvent));
+
+    /* Allocation of Data */
+    pFwEvent->tMaskTxn.pData = os_memoryAlloc (hOs, sizeof (TI_UINT32) + WSPI_PAD_LEN_READ,MemoryDMA);
+    if (pFwEvent->tMaskTxn.pData == NULL) 
+    {
+        return NULL;
+    }
+    os_memoryZero (hOs, pFwEvent->tMaskTxn.pData, sizeof (TI_UINT32) + WSPI_PAD_LEN_READ);
+    pFwEvent->tMaskTxn.pData += WSPI_PAD_LEN_READ;
+
+    /* Allocation of Data */
+    pFwEvent->tUnMaskTxn.pData = os_memoryAlloc (hOs, sizeof (TI_UINT32) + WSPI_PAD_LEN_READ,MemoryDMA);
+    if (pFwEvent->tUnMaskTxn.pData == NULL) 
+    {
+        return NULL;
+    }
+    os_memoryZero (hOs, pFwEvent->tUnMaskTxn.pData, sizeof (TI_UINT32) + WSPI_PAD_LEN_READ);
+    pFwEvent->tUnMaskTxn.pData += WSPI_PAD_LEN_READ;
+
+     /* Allocation of FW Status buffer */
+    pFwEvent->tFwStatusTxn.pFwStatus = os_memoryAlloc (hOs, sizeof (FwStatus_t) + WSPI_PAD_LEN_READ,MemoryDMA);
+    if (pFwEvent->tFwStatusTxn.pFwStatus == NULL) 
+    {
+        return NULL;
+    }
+    os_memoryZero (hOs, pFwEvent->tFwStatusTxn.pFwStatus, sizeof (FwStatus_t) + WSPI_PAD_LEN_READ);
+    pFwEvent->tFwStatusTxn.pFwStatus += WSPI_PAD_LEN_READ;
+
+     /* Allocation of FW Status buffer */
+    pFwEvent->tMemFwStatusTxn.pFwStatus = os_memoryAlloc (hOs, sizeof (FwStatus_t) + WSPI_PAD_LEN_READ,MemoryDMA);
+    if (pFwEvent->tMemFwStatusTxn.pFwStatus == NULL) 
+    {
+        return NULL;
+    }
+    os_memoryZero (hOs, pFwEvent->tMemFwStatusTxn.pFwStatus, sizeof (FwStatus_t) + WSPI_PAD_LEN_READ);
+    pFwEvent->tMemFwStatusTxn.pFwStatus += WSPI_PAD_LEN_READ;
+
+
+    pFwEvent->hOs = hOs;
+
+    return (TI_HANDLE)pFwEvent;
+}
+
+
+/*
+ * \brief	Destroys the FwEvent object
+ * 
+ * \param  hFwEvent  - The object to free
+ * \return TI_OK
+ * 
+ * \par Description
+ * Calling this function destroys a FwEvent object
+ * 
+ * \sa fwEvent_Create
+ */
+TI_STATUS fwEvent_Destroy (TI_HANDLE hFwEvent)
+{
+    TfwEvent *pFwEvent = (TfwEvent *)hFwEvent;
+
+    if (pFwEvent->tMaskTxn.pData)
+    {
+        os_memoryFree (pFwEvent->hOs, pFwEvent->tMaskTxn.pData - WSPI_PAD_LEN_READ, sizeof (TI_UINT32) + WSPI_PAD_LEN_READ);
+    }
+
+    if (pFwEvent->tUnMaskTxn.pData)
+    {
+        os_memoryFree (pFwEvent->hOs, pFwEvent->tUnMaskTxn.pData - WSPI_PAD_LEN_READ, sizeof (TI_UINT32) + WSPI_PAD_LEN_READ);
+    }
+
+    if (pFwEvent->tFwStatusTxn.pFwStatus)
+    {
+        os_memoryFree (pFwEvent->hOs, pFwEvent->tFwStatusTxn.pFwStatus - WSPI_PAD_LEN_READ, sizeof (FwStatus_t) + WSPI_PAD_LEN_READ);
+    }
+
+    if (pFwEvent->tMemFwStatusTxn.pFwStatus)
+    {
+        os_memoryFree (pFwEvent->hOs, pFwEvent->tMemFwStatusTxn.pFwStatus - WSPI_PAD_LEN_READ, sizeof (FwStatus_t) + WSPI_PAD_LEN_READ);
+    }
+
+    if (pFwEvent)
+    {
+        os_memoryFree (pFwEvent->hOs, pFwEvent, sizeof(TfwEvent));
+    }
+
+    return TI_OK;
+}
+
+
+/*
+ * \brief	Config the FwEvent module object
+ * 
+ * \param  hFwEvent  - FwEvent Driver handle
+ * \param  hTWD  - Handle to TWD module
+ * \return TI_OK
+ * 
+ * \par Description
+ * From hTWD we extract : hOs, hReport, hTwIf, hContext,
+ *      hHealthMonitor, hEventMbox, hCmdMbox, hRxXfer, 
+ *      hTxHwQueue, hTxResult
+ * In this function we also register the FwEvent to the context engine
+ * 
+ * \sa
+ */
+TI_STATUS fwEvent_Init (TI_HANDLE hFwEvent, TI_HANDLE hTWD)
+{
+    TfwEvent  *pFwEvent = (TfwEvent *)hFwEvent;
+    TTwd      *pTWD = (TTwd *)hTWD;
+    TTxnStruct* pTxn;
+    
+    pFwEvent->hTWD              = hTWD;
+    pFwEvent->hOs               					= pTWD->hOs;
+    pFwEvent->hReport           					= pTWD->hReport;
+    pFwEvent->hContext          					= pTWD->hContext;
+    pFwEvent->hTwIf             = pTWD->hTwIf;
+    pFwEvent->hHealthMonitor    = pTWD->hHealthMonitor;
+    pFwEvent->hEventMbox        = pTWD->hEventMbox;
+    pFwEvent->hCmdMbox          = pTWD->hCmdMbox;
+    pFwEvent->hRxXfer           = pTWD->hRxXfer;
+    pFwEvent->hTxHwQueue        = pTWD->hTxHwQueue;
+    pFwEvent->hTxXfer           = pTWD->hTxXfer;
+    pFwEvent->hTxResult         = pTWD->hTxResult;
+
+    pFwEvent->eFwEventState       = FW_EVENT_STATE_IDLE;
+    pFwEvent->uEventMask          = 0;
+    pFwEvent->uEventVector        = 0;
+    pFwEvent->bFwNotificationFlag = TI_FALSE;
+
+    pTxn = (TTxnStruct*)&pFwEvent->tMaskTxn.tTxnStruct;
+    TXN_PARAM_SET(pTxn, TXN_HIGH_PRIORITY, TXN_FUNC_ID_WLAN, TXN_DIRECTION_WRITE, TXN_INC_ADDR)
+    BUILD_TTxnStruct(pTxn, HINT_MASK, pFwEvent->tMaskTxn.pData, REGISTER_SIZE, NULL, NULL)
+
+    pTxn = (TTxnStruct*)&pFwEvent->tUnMaskTxn.tTxnStruct;
+    TXN_PARAM_SET(pTxn, TXN_HIGH_PRIORITY, TXN_FUNC_ID_WLAN, TXN_DIRECTION_WRITE, TXN_INC_ADDR)
+    BUILD_TTxnStruct(pTxn, HINT_MASK, pFwEvent->tUnMaskTxn.pData, REGISTER_SIZE, NULL, NULL)
+
+#ifdef USE_SDIO_24M_WORKAROUND /* FW_STATUS moved from registers to memory area */
+    /* First txn is HINT_STT_CLR register */
+    pTxn = (TTxnStruct*)&pFwEvent->tFwStatusTxn.tTxnStruct;
+    TXN_PARAM_SET(pTxn, TXN_HIGH_PRIORITY, TXN_FUNC_ID_WLAN, TXN_DIRECTION_READ, TXN_INC_ADDR)
+    BUILD_TTxnStruct(pTxn, ACX_REG_INTERRUPT_CLEAR, pFwEvent->tFwStatusTxn.pFwStatus, REGISTER_SIZE, NULL, NULL)
+    /* FW status from memory area */
+    pTxn = (TTxnStruct*)&pFwEvent->tMemFwStatusTxn.tTxnStruct;
+    TXN_PARAM_SET(pTxn, TXN_HIGH_PRIORITY, TXN_FUNC_ID_WLAN, TXN_DIRECTION_READ, TXN_INC_ADDR)
+    BUILD_TTxnStruct(pTxn, FW_STATUS_MEM_ADDRESS, pFwEvent->tMemFwStatusTxn.pFwStatus, sizeof(FwStatus_t)-REGISTER_SIZE, (TTxnDoneCb)fwEvent_ReadCompleteCb, hFwEvent)
+#else
+    pTxn = (TTxnStruct*)&pFwEvent->tFwStatusTxn.tTxnStruct;
+    TXN_PARAM_SET(pTxn, TXN_HIGH_PRIORITY, TXN_FUNC_ID_WLAN, TXN_DIRECTION_READ, TXN_INC_ADDR)
+    BUILD_TTxnStruct(pTxn, ACX_REG_INTERRUPT_CLEAR, pFwEvent->tFwStatusTxn.pFwStatus, sizeof(FwStatus_t), (TTxnDoneCb)fwEvent_ReadCompleteCb, hFwEvent)
+#endif
+    /* 
+     *  Register the FwEvent to the context engine and get the client ID.
+     *  The FwEvent() will be called from the context_DriverTask() after scheduled
+     *    by a FW-Interrupt (see fwEvent_InterruptRequest()).
+     */
+    pFwEvent->uContextId = context_RegisterClient (pFwEvent->hContext,
+                                                   fwEvent_Handle,
+                                                   hFwEvent,
+                                                   TI_FALSE,
+                                                   "FW_EVENT",
+                                                   sizeof("FW_EVENT"));
+	
+    return TI_OK;
+}
+
+
+/*
+ * \brief	Call FwEvent client's event handler
+ * 
+ * \param  hFwEvent  - FwEvent Driver handle
+ * \return void
+ * 
+ * \par Description
+ * 
+ * \sa fwEvent_ReadCompleteCb
+ */
+static void fwEvent_CallHandler (TI_HANDLE hFwEvent)
+{
+    TfwEvent   *pFwEvent = (TfwEvent *)hFwEvent;
+
+    if (pFwEvent->uEventVector & ACX_INTR_WATCHDOG)
+    {
+        /* Fw watchdog timeout has occured */
+        TWD_WdExpireEvent (pFwEvent->hTWD);
+    }
+
+    if (pFwEvent->uEventVector & ACX_INTR_INIT_COMPLETE)
+    {
+        TRACE0(pFwEvent->hReport, REPORT_SEVERITY_INFORMATION, "fwEvent_CallHandler: INIT_COMPLETE\n");
+    }
+	/* Change to handle the command MBOX before the event MBOX to maintain order for WHA command response
+	 * and follow command complete
+	 */
+    if (pFwEvent->uEventVector & ACX_INTR_CMD_COMPLETE)
+    {
+        /* Command Mbox completed */
+        cmdMbox_CommandComplete(pFwEvent->hCmdMbox);
+    }
+    if (pFwEvent->uEventVector & ACX_INTR_EVENT_A)
+    {
+        eventMbox_Handle(pFwEvent->hEventMbox,(FwStatus_t*)(pFwEvent->tFwStatusTxn.pFwStatus));
+    }
+    if (pFwEvent->uEventVector & ACX_INTR_EVENT_B)
+    {
+        eventMbox_Handle(pFwEvent->hEventMbox,(FwStatus_t*)(pFwEvent->tFwStatusTxn.pFwStatus));
+    }
+    
+
+    /* The DATA interrupt is shared by all data path events, so call all Tx and Rx clients */
+    if (pFwEvent->uEventVector & ACX_INTR_DATA)
+    {
+        rxXfer_RxEvent (pFwEvent->hRxXfer, (FwStatus_t*)(pFwEvent->tFwStatusTxn.pFwStatus));
+
+        txHwQueue_UpdateFreeResources (pFwEvent->hTxHwQueue, (FwStatus_t*)(pFwEvent->tFwStatusTxn.pFwStatus));
+
+        txResult_TxCmpltIntrCb (pFwEvent->hTxResult, (FwStatus_t*)(pFwEvent->tFwStatusTxn.pFwStatus));
+    } 
+
+    /* After handling all raised bits, we can negate them */
+    ((FwStatus_t*)(pFwEvent->tFwStatusTxn.pFwStatus))->intrStatus &= pFwEvent->uEventMask;
+}
+
+
+/*
+ * \brief	Requests the context engine to schedule the driver task
+ * 
+ * \param  hFwEvent  - FwEvent Driver handle
+ * \return void
+ * 
+ * \par Description
+ * Called by the FW-Interrupt ISR.
+ * Requests the context engine to schedule the driver task 
+ * for handling the FW-Events (FwEvent callback).
+ * 
+ * \sa
+ */
+void fwEvent_InterruptRequest (TI_HANDLE hFwEvent)
+{
+    TfwEvent *pFwEvent = (TfwEvent *)hFwEvent;
+
+    /* Request switch to driver context for handling the FW-Interrupt event */
+    context_RequestSchedule (pFwEvent->hContext, pFwEvent->uContextId);
+}
+
+
+/*
+ * \brief	Handle the FW interrupts
+ * 
+ * \param  hFwEvent  - FwEvent Driver handle
+ * \return void
+ * 
+ * \par Description
+ * Called from context module upon receiving FW interrupt
+ * The function mask the interrupts and reads the FW status
+ * 
+ * \sa
+ */
+
+void fwEvent_Handle (TI_HANDLE hFwEvent)
+{
+    TfwEvent   *pFwEvent = (TfwEvent *)hFwEvent;
+    ETxnStatus rc;
+
+    /* NOTE: pFwEvent may be uninitialized at init stage */
+    if (pFwEvent != NULL)
+    {
+        if (pFwEvent->eFwEventState != FW_EVENT_STATE_IDLE)
+        {
+	    os_InterruptServiced (pFwEvent->hOs);
+            twIf_HwAvailable(pFwEvent->hTwIf);
+            return;
+        }
+
+        pFwEvent->eFwEventState = FW_EVENT_STATE_READING;
+        pFwEvent->bFwNotificationFlag = TI_TRUE;
+
+        twIf_Awake(pFwEvent->hTwIf);
+        twIf_HwAvailable(pFwEvent->hTwIf);
+
+        /* Write HINT mask */
+        *((TI_UINT32*)(pFwEvent->tMaskTxn.pData)) = ACX_INTR_ALL;
+        TXN_FW_EVENT_SET_MASK_ADDR(pFwEvent)
+        twIf_Transact(pFwEvent->hTwIf, &(pFwEvent->tMaskTxn.tTxnStruct));
+
+#ifdef USE_SDIO_24M_WORKAROUND /* FW_STATUS moved from registers to memory area */
+        /* 
+         * Read first register (HINT_STT_CLR) only from registers area
+         */
+        TXN_FW_EVENT_SET_STATUS_ADDR(pFwEvent)
+        twIf_Transact(pFwEvent->hTwIf, &(pFwEvent->tFwStatusTxn.tTxnStruct));
+
+        /* 
+         * Read other 16 registers value from memory area FW_STATUS_MEM_ADDRESS
+         */
+        TXN_FW_EVENT_SET_FW_MEM_ADDR(pFwEvent)
+        rc = twIf_Transact(pFwEvent->hTwIf, &(pFwEvent->tMemFwStatusTxn.tTxnStruct));
+
+        if (rc == TXN_STATUS_COMPLETE)
+        {
+            fwEvent_ReadCompleteCb(hFwEvent);
+        }
+#else
+
+        /* Read the Fw status */
+        TXN_FW_EVENT_SET_STATUS_ADDR(pFwEvent)
+        rc = twIf_Transact(pFwEvent->hTwIf, &(pFwEvent->tFwStatusTxn.tTxnStruct));
+
+        if (rc == TXN_STATUS_COMPLETE)
+        {
+            fwEvent_ReadCompleteCb(hFwEvent);
+        }
+#endif
+    }
+    else
+    {
+        os_InterruptServiced (pFwEvent->hOs);
+
+    /* end of if */
+    }
+}
+
+
+/*
+ * \brief	Handle the Fw Status information 
+ * 
+ * \param  hFwEvent  - FwEvent Driver handle
+ * \return void
+ * 
+ * \par Description
+ * This function is called from fwEvent_Handle on a sync read, or from TwIf as a CB on an async read.
+ * It calls fwEvent_CallHandler to handle the triggered interrupts.
+ * 
+ * \sa fwEvent_Handle
+ */
+void fwEvent_ReadCompleteCb (TI_HANDLE hFwEvent)
+{
+    TfwEvent *pFwEvent = (TfwEvent *)hFwEvent;
+    
+#ifdef USE_SDIO_24M_WORKAROUND /* FW_STATUS moved from registers to memory area */
+    /* 
+     * copy FW status 16 registers values from memory transaction read area to the original place 
+*/
+    os_memoryCopy (pFwEvent->hOs, &((FwStatus_t*)(pFwEvent->tFwStatusTxn.pFwStatus))->counters, &((FwStatus_t*)(pFwEvent->tMemFwStatusTxn.pFwStatus))->counters, sizeof(FwStatus_t)-REGISTER_SIZE);
+#endif
+    
+    os_InterruptServiced (pFwEvent->hOs);
+	  
+    /* If we were called because of an interrupt */
+	if (pFwEvent->bFwNotificationFlag)
+    {
+        /* In case of level interrupt we need to clear the line */
+        /*os_InterruptServiced(pFwEvent->hOs);*/
+
+        /*
+         * Sync to fw time so we can update the tx packets
+         * on the delta time that they spent in the driver 
+         */
+        pFwEvent->uFwTimeOffset = (os_timeStampMs (pFwEvent->hOs) * 1000) - 
+                                  ENDIAN_HANDLE_LONG (((FwStatus_t*)(pFwEvent->tFwStatusTxn.pFwStatus))->fwLocalTime);
+
+        pFwEvent->bFwNotificationFlag = TI_FALSE;
+    }
+
+    pFwEvent->uEventVector = ((FwStatus_t*)(pFwEvent->tFwStatusTxn.pFwStatus))->intrStatus;
+
+    /* 
+     * Mask unwanted interrupts. 
+     */
+    pFwEvent->uEventVector &= pFwEvent->uEventMask;
+
+    fwEvent_CallHandler(hFwEvent);
+
+    /* Check if the state is changed in the context of the event callbacks */
+    if (pFwEvent->eFwEventState == FW_EVENT_STATE_IDLE)
+    {
+        /*
+         * When fwEvent_stop is called state is changed to IDLE
+         * This is done in the context of the above events callbacks
+         * Don't send the UNMASK transaction because the driver stop process includes power off
+         */ 
+        TRACE0(pFwEvent->hReport, REPORT_SEVERITY_WARNING, "fwEvent_ReadCompleteCb : State is IDLE ! don't send the UNMASK");
+        return;
+    }
+
+    /* Write HINT unmask */
+    *((TI_UINT32*)(pFwEvent->tUnMaskTxn.pData)) = ~pFwEvent->uEventMask;
+    TXN_FW_EVENT_SET_UNMASK_ADDR(pFwEvent)
+    twIf_Transact(pFwEvent->hTwIf, &(pFwEvent->tUnMaskTxn.tTxnStruct));
+
+    twIf_Sleep(pFwEvent->hTwIf);
+    pFwEvent->eFwEventState = FW_EVENT_STATE_IDLE;
+} 
+
+
+/*
+ * \brief	Translate host to FW time (Usec)
+ * 
+ * \param  hFwEvent  - FwEvent Driver handle
+ * \param  uHostTime - The host time in MS to translate
+ *
+ * \return FW Time in Usec
+ * 
+ * \par Description
+ * 
+ * \sa
+ */
+TI_UINT32 fwEvent_TranslateToFwTime (TI_HANDLE hFwEvent, TI_UINT32 uHostTime)
+{
+    TfwEvent *pFwEvent = (TfwEvent *)hFwEvent;
+
+    return ((uHostTime * 1000) - pFwEvent->uFwTimeOffset);
+}
+
+
+/*
+ * \brief	Unmask only cmd-cmplt and events interrupts (needed for init phase)
+ * 
+ * \param  hFwEvent  - FwEvent Driver handle
+ * \return Event mask
+ * 
+ * \par Description
+ * Unmask only cmd-cmplt and events interrupts (needed for init phase)
+ *                  and return interrupt enabled bit mask.
+ * 
+ * \sa
+ */
+TI_UINT32 fwEvent_GetInitMask (TI_HANDLE hFwEvent)
+{
+    TfwEvent *pFwEvent = (TfwEvent *)hFwEvent;
+
+    /* Unmask only the interrupts needed for the FW configuration process. */
+    pFwEvent->uEventMask = ACX_INTR_CMD_COMPLETE | ACX_INTR_EVENT_A | ACX_INTR_EVENT_B;
+
+    return pFwEvent->uEventMask;
+}
+
+
+/*
+ * \brief	Stop & reset FwEvent (called by the driver stop process)
+ * 
+ * \param  hFwEvent  - FwEvent Driver handle
+ * \return TI_OK
+ * 
+ * \par Description
+ *
+ * \sa
+ */
+TI_STATUS fwEvent_Stop (TI_HANDLE hFwEvent)
+{
+    TfwEvent *pFwEvent = (TfwEvent *)hFwEvent;
+
+    pFwEvent->eFwEventState = FW_EVENT_STATE_IDLE;
+    ((FwStatus_t*)(pFwEvent->tFwStatusTxn.pFwStatus))->intrStatus = 0;
+    pFwEvent->uEventMask = 0;
+    pFwEvent->bFwNotificationFlag = TI_FALSE;
+    pFwEvent->uEventVector = 0;    
+    
+    return TI_OK;
+}
+
+
+/*
+ * \brief	Unmask all interrupts, set Rx interrupt bit and call FwEvent_Handle
+ * 
+ * \param  hFwEvent  - FwEvent Driver handle
+ * \return void
+ * 
+ * \par Description
+ * Called when driver Start or recovery process is completed.
+ *              Unmask all interrupts, set Rx interrupt bit and call FwEvent_Handle 
+ *                  (in case we missed an Rx interrupt in a recovery process).
+ * 
+ * \sa
+ */
+void fwEvent_EnableExternalEvents (TI_HANDLE hFwEvent)
+{
+    TfwEvent *pFwEvent = (TfwEvent *)hFwEvent;
+
+    /* Unmask all interrupts */
+    pFwEvent->uEventMask    = ALL_EVENTS_VECTOR;
+
+    /* Set Rx interrupt bit to invoke it (in case we missed it in a recovery/start process) */
+    ((FwStatus_t*)(pFwEvent->tFwStatusTxn.pFwStatus))->intrStatus |= ACX_INTR_DATA;
+
+    /* If in IDLE state, handle interrupts including the Rx we've just set manually */
+    if (pFwEvent->eFwEventState == FW_EVENT_STATE_IDLE)
+    {        
+        fwEvent_GetFwStatus (hFwEvent);
+    }
+}
+
+
+/*
+ * \brief	Disable the FwEvent client of the context thread handler
+ * 
+ * \param  hFwEvent  - FwEvent Driver handle
+ * \return void
+ * 
+ * \par Description
+ *
+ * \sa
+ */
+void fwEvent_DisableInterrupts(TI_HANDLE hFwEvent)
+{
+    TfwEvent  *pFwEvent = (TfwEvent *)hFwEvent;
+
+    context_DisableClient (pFwEvent->hContext,pFwEvent->uContextId);
+	
+}
+
+
+/*
+ * \brief	Enable the FwEvent client of the context thread handler
+ * 
+ * \param  hFwEvent  - FwEvent Driver handle
+ * \return void
+ * 
+ * \par Description
+ *
+ * \sa
+ */
+void fwEvent_EnableInterrupts(TI_HANDLE hFwEvent)
+{
+    TfwEvent  *pFwEvent = (TfwEvent *)hFwEvent;
+
+    context_EnableClient (pFwEvent->hContext,pFwEvent->uContextId);
+	
+}
+
+
+/*
+ * \brief	Issue a FW status read (Not in response to any FW interrupt)
+ * 
+ * \param  hFwEvent  - FwEvent Driver handle
+ * \return void
+ * 
+ * \par Description
+ * Issue a FW status read (Not in response to any FW interrupt)
+ * Called also from fwEvent_EnableExternalEvents after recovery.
+ * 
+ * \sa fwEvent_EnableExternalEvents
+ */
+void fwEvent_GetFwStatus (TI_HANDLE hFwEvent)
+{
+    TfwEvent   *pFwEvent = (TfwEvent *)hFwEvent;
+    ETxnStatus rc;
+
+    /* NOTE: pFwEvent may be uninitialized at init stage */
+    if (pFwEvent != NULL)
+    {
+        if (pFwEvent->eFwEventState != FW_EVENT_STATE_IDLE)
+        {
+            twIf_HwAvailable(pFwEvent->hTwIf);
+            return;
+        }
+
+        pFwEvent->eFwEventState = FW_EVENT_STATE_READING;
+        
+        twIf_Awake(pFwEvent->hTwIf);
+
+        /* Write HINT mask */
+        *((TI_UINT32*)(pFwEvent->tMaskTxn.pData)) = ACX_INTR_ALL;
+        TXN_FW_EVENT_SET_MASK_ADDR(pFwEvent)
+        twIf_Transact(pFwEvent->hTwIf, &(pFwEvent->tMaskTxn.tTxnStruct));
+
+#ifdef USE_SDIO_24M_WORKAROUND /* FW_STATUS moved from registers to memory area */
+        /* 
+         * Read first register (HINT_STT_CLR) only from registers area
+         */
+        TXN_FW_EVENT_SET_STATUS_ADDR(pFwEvent)
+        twIf_Transact(pFwEvent->hTwIf, &(pFwEvent->tFwStatusTxn.tTxnStruct));
+
+        /* 
+         * Read other 16 registers value from memory area 0x40200
+         */
+        TXN_FW_EVENT_SET_FW_MEM_ADDR(pFwEvent)
+        rc = twIf_Transact(pFwEvent->hTwIf, &(pFwEvent->tMemFwStatusTxn.tTxnStruct));
+
+        if (rc == TXN_STATUS_COMPLETE)
+        {
+            fwEvent_ReadCompleteCb(hFwEvent);
+        }
+#else
+        /* Read the Fw status */
+        TXN_FW_EVENT_SET_STATUS_ADDR(pFwEvent)
+        rc = twIf_Transact(pFwEvent->hTwIf, &(pFwEvent->tFwStatusTxn.tTxnStruct));
+
+        if (rc == TXN_STATUS_COMPLETE)
+        {
+            fwEvent_ReadCompleteCb(hFwEvent);
+        }
+#endif
+    /* end of if */
+    }
+}
+
+
+#ifdef TI_DBG
+
+void fwEvent_PrintStat (TI_HANDLE hFwEvent)
+{
+    TfwEvent *pFwEvent = (TfwEvent *)hFwEvent;
+    FwStatus_t *fwStat = (FwStatus_t*)(pFwEvent->tFwStatusTxn.pFwStatus); 
+	int i;
+
+    WLAN_OS_REPORT(("Print FW event module info\n"));
+    WLAN_OS_REPORT(("==========================\n"));
+    WLAN_OS_REPORT(("intrStatus = 0x%08x\n", fwStat->intrStatus));
+    WLAN_OS_REPORT(("counters   = 0x%08x\n", fwStat->counters));
+	for (i = 0; i < NUM_RX_PKT_DESC; i++)
+    {
+		WLAN_OS_REPORT(("rxPktsDesc[%1d] = 0x%08x\n", i, fwStat->rxPktsDesc[i]));
+    }
+	for (i = 0; i < NUM_TX_QUEUES; i++)
+    {
+		WLAN_OS_REPORT(("txReleasedBlks[%1d] = 0x%08x\n", i, fwStat->txReleasedBlks[i]));
+    }
+    WLAN_OS_REPORT(("fwLocalTime = 0x%08x\n", fwStat->fwLocalTime));
+}
+
+#endif  /* TI_DBG */
+