/* * eventMbox.c * * Copyright(c) 1998 - 2009 Texas Instruments. All rights reserved. * All rights reserved. * * 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 eventMbox.c * \brief Handle any event interrupt from the FW * * \see */ #define __FILE_ID__ FILE_ID_102 #include "eventMbox_api.h" #include "TwIf.h" #include "osApi.h" #include "report.h" #include "CmdBld.h" #include "FwEvent_api.h" #include "TWDriver.h" #include "BusDrv.h" #define EVENT_MBOX_BUFFERS 2 typedef enum { EVENT_MBOX_STATE_IDLE, EVENT_MBOX_STATE_READING } EEventMboxState; typedef struct { void* fCb; /* Event Callback function */ TI_HANDLE hCb; /* Evant handle */ TI_UINT8* pDataOffset; /* Event Data Offset */ #ifdef TI_DBG TI_UINT32 uCount; #endif }TRegisteredEventCb; typedef struct { TI_UINT32 bitMask;/* Event bit mask */ char* str; /* Event trace string */ TI_UINT8 dataLen;/* Event data length */ } TEventEntry; typedef struct { TTxnStruct tTxnReg; TI_UINT32 iRegBuffer; } tTxnGenReg; typedef struct { TTxnStruct tEventMbox; EventMailBox_t iEventMboxBuf; } tTxnEventMbox; typedef struct { TI_UINT32 EventMboxAddr[EVENT_MBOX_BUFFERS]; /* the Event Mbox addresses in the device */ TI_UINT8 ActiveMbox; /* The current active Mbox */ EEventMboxState CurrentState; TRegisteredEventCb CbTable[TWD_OWN_EVENT_MAX]; /* Callback table */ /* Handles */ TI_HANDLE hTwif; TI_HANDLE hOs; TI_HANDLE hReport; TI_HANDLE hCmdBld; /* HW params */ /* use a struct to read or write register (4 byte size) from the bus */ tTxnGenReg iTxnGenRegSize; tTxnEventMbox iTxnEventMbox; #ifdef TI_DBG TI_UINT32 uCompounEvCount; /* Count the compound event */ TI_UINT32 uTotalEvCount; /* Count total number of event sending in the compound */ #endif /* TI_DBG */ fnotify_t fCb; TI_HANDLE hCb; }TEventMbox; /********************************************************************************/ /* Internal functions prototypes. */ /********************************************************************************/ static void eventMbox_ConfigCbTable(TI_HANDLE hEventMbox); static void eventMbox_ReadAddrCb(TI_HANDLE hEventMbox, TI_HANDLE hTxn); static void eventMbox_DummyCb(TI_HANDLE hEventMbox); static void eventMbox_ReadCompleteCB(TI_HANDLE hEventMbox, TTxnStruct *pTxnStruct); static const TEventEntry eventTable [TWD_OWN_EVENT_MAX] = { /*================================================================================== * * EVENT TABLE * * Note that changes here should be reflected also in ETwdOwnEventId in TWDriver.h !!! * =================================================================================== | Id | Event Mask Bit | Event String | Length | ===================================================================================*/ /* 0*/{ RSSI_SNR_TRIGGER_0_EVENT_ID, "RSSI SNR TRIGGER 0 " , 1}, /* 1*/{ RSSI_SNR_TRIGGER_1_EVENT_ID, "RSSI SNR TRIGGER 1 " , 1}, /* 2*/{ RSSI_SNR_TRIGGER_2_EVENT_ID, "RSSI SNR TRIGGER 2 " , 1}, /* 3*/{ RSSI_SNR_TRIGGER_3_EVENT_ID, "RSSI SNR TRIGGER 3 " , 1}, /* 4*/{ RSSI_SNR_TRIGGER_4_EVENT_ID, "RSSI SNR TRIGGER 4 " , 1}, /* 5*/{ RSSI_SNR_TRIGGER_5_EVENT_ID, "RSSI SNR TRIGGER 5 " , 1}, /* 6*/{ RSSI_SNR_TRIGGER_6_EVENT_ID, "RSSI SNR TRIGGER 6 " , 1}, /* 7*/{ RSSI_SNR_TRIGGER_7_EVENT_ID, "RSSI SNR TRIGGER 7 " , 1}, /* 8*/{ MEASUREMENT_START_EVENT_ID, "MEASUREMENT START " , 0}, /* 9*/{ MEASUREMENT_COMPLETE_EVENT_ID, "BSS LOSE " , 0}, /*10*/{ SCAN_COMPLETE_EVENT_ID , "SCAN CMPLT " , 8}, /*11*/{ SCHEDULED_SCAN_COMPLETE_EVENT_ID, "SPS SCAN CMPLT " , 3}, /*12*/{ AP_DISCOVERY_COMPLETE_EVENT_ID, "MAX TX RETRY " , 0}, /*13*/{ PS_REPORT_EVENT_ID, "PS_REPORT " , 1}, /*14*/{ PSPOLL_DELIVERY_FAILURE_EVENT_ID, "PS-POLL DELIVERY FAILURE" , 0}, /*15*/{ DISCONNECT_EVENT_COMPLETE_ID, "DISCONNECT COMPLETE " , 0}, /*16*/{ JOIN_EVENT_COMPLETE_ID, "JOIN CMPLT " , 0}, /*17*/{ CHANNEL_SWITCH_COMPLETE_EVENT_ID, "SWITCH CHANNEL CMPLT " , 0}, /*18*/{ BSS_LOSE_EVENT_ID, "BSS LOST " , 0}, /*19*/{ REGAINED_BSS_EVENT_ID, "REGAINED BSS " , 0}, /*20*/{ ROAMING_TRIGGER_MAX_TX_RETRY_EVENT_ID, "MAX TX RETRY " , 0}, /*21*/{ BIT_21, "RESERVED" , 0}, /*22*/{ SOFT_GEMINI_SENSE_EVENT_ID, "SOFT GEMINI SENSE " , 1}, /*23*/{ SOFT_GEMINI_PREDICTION_EVENT_ID, "SOFT GEMINI PREDICTION " , 1}, /*24*/{ SOFT_GEMINI_AVALANCHE_EVENT_ID, "SOFT GEMINI AVALANCHE " , 0}, /*25*/{ PLT_RX_CALIBRATION_COMPLETE_EVENT_ID, "PLT RX CALIBR. COMPLETE " , 0}, /*26*/{ DBG_EVENT_ID, "DBG_EVENT_ID " , 16}, /*27*/{ HEALTH_CHECK_REPLY_EVENT_ID, "HEALTH_CHECK_REPLY_EVENT_ID" , 0}, /*28*/{ PERIODIC_SCAN_COMPLETE_EVENT_ID, "PERIODIC SCAN COMPLETE " , 8}, /*29*/{ PERIODIC_SCAN_REPORT_EVENT_ID, "PERIODIC SCAN REPORT " , 8}, /*30*/{ BA_SESSION_TEAR_DOWN_EVENT_ID, "BA_SESSION_TEAR_DOWN_EVENT_ID" , 0}, /*31*/{ EVENT_MBOX_ALL_EVENT_ID, "ALL EVENTS " , 0} }; /* * \brief Create the Bus Access mailbox object * * \param hOs - OS Handle * \returnThe Created object * * \sa */ TI_HANDLE eventMbox_Create(TI_HANDLE hOs) { TEventMbox *pEventMbox; pEventMbox = (TEventMbox*)os_memoryAlloc(hOs,sizeof(TEventMbox)); if (pEventMbox == NULL) { WLAN_OS_REPORT (("eventMbox_Create: Error creating EventMbox object\n")); return NULL; } os_memoryZero (hOs, pEventMbox, sizeof(TEventMbox)); pEventMbox->hOs = hOs; pEventMbox->iTxnEventMbox.iEventMboxBuf.eventsMask = EVENT_MBOX_ALL_EVENT_ID; return (TI_HANDLE)pEventMbox; } /* * \brief Release all memory resource of EventMbox * * \param hEventMbox - Handle to EventMbox * \return none * * \par Description * This function should called after all interrupts was disabled. * * \sa */ void eventMbox_Destroy(TI_HANDLE hEventMbox) { TEventMbox *pEventMbox = (TEventMbox *)hEventMbox; if (pEventMbox) { os_memoryFree (pEventMbox->hOs, pEventMbox, sizeof(TEventMbox)); } } /* * \brief Stop the EventMbox clear state and event vector * * \param hEventMbox - Handle to EventMbox * \return none * * \par Description * This function should called to stop the EventMb. * Do Not clear the mask Event could use us again when restart/recovery!!!! * \sa */ void eventMbox_Stop(TI_HANDLE hEventMbox) { TEventMbox* pEventMbox = (TEventMbox*)hEventMbox; pEventMbox->ActiveMbox = 0; pEventMbox->CurrentState = EVENT_MBOX_STATE_IDLE; pEventMbox->iTxnEventMbox.iEventMboxBuf.eventsVector = 0; } /* * \brief Configure the object * * \param hEventMbox - Handle to EventMbox * \param hTwif - Handle to TWIF * \param hReport - Handle to Report module * \param hFwEvent - Handle to FW Event module * \param hCmdBld - Handle to Command Build module * \return none * * \par Description * This function should called to configure the module. * \sa */ void eventMbox_Config(TI_HANDLE hEventMbox, TI_HANDLE hTwif, TI_HANDLE hReport, TI_HANDLE hFwEvent, TI_HANDLE hCmdBld) { TEventMbox *pEventMbox = (TEventMbox *)hEventMbox; pEventMbox->hTwif = hTwif; pEventMbox->hReport = hReport; pEventMbox->hCmdBld = hCmdBld; pEventMbox->ActiveMbox = 0; pEventMbox->CurrentState = EVENT_MBOX_STATE_IDLE; #ifdef TI_DBG pEventMbox->uCompounEvCount = 0; pEventMbox->uTotalEvCount = 0; #endif eventMbox_ConfigCbTable(pEventMbox); } /* * \brief Initialization of callback table * * \param hEventMbox - Handle to EventMbox * \return none * * \par Description * This function is called to configure the CB table initialize the * CB functions and handle and set the Data offset. * * \sa */ static void eventMbox_ConfigCbTable(TI_HANDLE hEventMbox) { TEventMbox* pEventMbox; TI_UINT8 EvID; pEventMbox = (TEventMbox*)hEventMbox; /* for all events set a dummy func and data offset */ for (EvID = 0; EvID < TWD_OWN_EVENT_MAX;EvID++) { pEventMbox->CbTable[EvID].pDataOffset = (TI_UINT8*)&pEventMbox->iTxnEventMbox.iEventMboxBuf; pEventMbox->CbTable[EvID].fCb = (void*)eventMbox_DummyCb; pEventMbox->CbTable[EvID].hCb = pEventMbox; } /* set the data offset for Events with data only */ for (EvID = 0;EvID < NUM_OF_RSSI_SNR_TRIGGERS;EvID++) { pEventMbox->CbTable[EvID].pDataOffset += TI_FIELD_OFFSET (EventMailBox_t, RSSISNRTriggerMetric[EvID]); } pEventMbox->CbTable[TWD_DBG_EVENT ].pDataOffset += TI_FIELD_OFFSET (EventMailBox_t, dbgEventRep); pEventMbox->CbTable[TWD_OWN_EVENT_SCAN_CMPLT ].pDataOffset += TI_FIELD_OFFSET (EventMailBox_t,scanCompleteResults); pEventMbox->CbTable[TWD_OWN_EVENT_SPS_SCAN_CMPLT ].pDataOffset += TI_FIELD_OFFSET (EventMailBox_t,scheduledScanAttendedChannels); pEventMbox->CbTable[TWD_OWN_EVENT_PERIODIC_SCAN_COMPLETE].pDataOffset += TI_FIELD_OFFSET (EventMailBox_t, scanCompleteResults); pEventMbox->CbTable[TWD_OWN_EVENT_PERIODIC_SCAN_REPORT ].pDataOffset += TI_FIELD_OFFSET (EventMailBox_t, scanCompleteResults); pEventMbox->CbTable[TWD_OWN_EVENT_SOFT_GEMINI_SENSE ].pDataOffset += TI_FIELD_OFFSET (EventMailBox_t,softGeminiSenseInfo); pEventMbox->CbTable[TWD_OWN_EVENT_SOFT_GEMINI_PREDIC ].pDataOffset += TI_FIELD_OFFSET (EventMailBox_t,softGeminiProtectiveInfo); pEventMbox->CbTable[TWD_OWN_EVENT_SWITCH_CHANNEL_CMPLT ].pDataOffset += TI_FIELD_OFFSET (EventMailBox_t,channelSwitchStatus); pEventMbox->CbTable[TWD_OWN_EVENT_PS_REPORT ].pDataOffset += TI_FIELD_OFFSET (EventMailBox_t,psStatus); } static void eventMbox_DummyCb(TI_HANDLE hEventMbox) { TEventMbox* pEventMbox = (TEventMbox*)hEventMbox; TRACE0(pEventMbox->hReport, REPORT_SEVERITY_ERROR, "eventMbox_DummyCb : Called for unregistered event"); } /* * \brief Read mailbox address * * \param hEventMbox - Handle to EventMbox * \param fCb - CB function to return in Async mode * \param hCb - CB Habdle * \return TXN_STATUS_COMPLETE, TXN_STATUS_PENDING, TXN_STATUS_ERROR * * \par Description * This function is called for initialize the Event MBOX addresses. * It issues a read transaction from the Twif with a CB. * * \sa */ TI_STATUS eventMbox_InitMboxAddr(TI_HANDLE hEventMbox, fnotify_t fCb, TI_HANDLE hCb) { TTxnStruct *pTxn; TEventMbox* pEventMbox; ETxnStatus rc; pEventMbox = (TEventMbox*)hEventMbox; pTxn = &pEventMbox->iTxnGenRegSize.tTxnReg; /* Store the Callabck address of the modules that called us in case of Asynchronuous transaction that will complete later */ pEventMbox->fCb = fCb; pEventMbox->hCb = hCb; /* Build the command TxnStruct */ TXN_PARAM_SET(pTxn, TXN_LOW_PRIORITY, TXN_FUNC_ID_WLAN, TXN_DIRECTION_READ, TXN_INC_ADDR) /* Applying a CB in case of an async read */ BUILD_TTxnStruct(pTxn, REG_EVENT_MAILBOX_PTR, &pEventMbox->iTxnGenRegSize.iRegBuffer, REGISTER_SIZE, eventMbox_ReadAddrCb, hEventMbox) rc = twIf_Transact(pEventMbox->hTwif,pTxn); if (rc == TXN_STATUS_COMPLETE) { pEventMbox->EventMboxAddr[0] = pEventMbox->iTxnGenRegSize.iRegBuffer; pEventMbox->EventMboxAddr[1] = pEventMbox->EventMboxAddr[0] + sizeof(EventMailBox_t); TRACE3(pEventMbox->hReport, REPORT_SEVERITY_INIT , "eventMbox_ConfigHw: event A Address=0x%x, event B Address=0x%x, sizeof=%d\n", pEventMbox->EventMboxAddr[0], pEventMbox->EventMboxAddr[1], sizeof(EventMailBox_t)); } return rc; } /* * \brief Save the Event MBOX addresses * * \param hEventMbox - Handle to EventMbox * \param hTxn - Handle to TTxnStruct * \return none * * \par Description * This function is called upon completion of thr read Event MBOX address register. * It save the addresses in EventMbox. * * \sa */ static void eventMbox_ReadAddrCb(TI_HANDLE hEventMbox, TI_HANDLE hTxn) { TEventMbox* pEventMbox; pEventMbox = (TEventMbox*)hEventMbox; pEventMbox->EventMboxAddr[0] = pEventMbox->iTxnGenRegSize.iRegBuffer; pEventMbox->EventMboxAddr[1] = pEventMbox->EventMboxAddr[0] + sizeof(EventMailBox_t); TRACE3(pEventMbox->hReport, REPORT_SEVERITY_INIT , "eventMbox_ConfigHw: event A Address=0x%x, event B Address=0x%x, sizeof=%d\n", pEventMbox->EventMboxAddr[0], pEventMbox->EventMboxAddr[1], sizeof(EventMailBox_t)); /* call back the module that called us before to read our self-address */ pEventMbox->fCb(pEventMbox->hCb,TI_OK); } /* * \brief confige the Mask vector in FW * * \param hEventMbox - Handle to EventMbox * \return none * * \par Description * This function is called upon exit from init it will set the mask vector. * this function is mostly use for recovery * Note that at Init stage the FW is already configured to have all events masked but at Recovery stage * The driver whishes to just set back previous event mask configuration * * \sa */ void eventMbox_InitComplete(TI_HANDLE hEventMbox) { TEventMbox* pEventMbox; pEventMbox = (TEventMbox*)hEventMbox; TRACE1(pEventMbox->hReport, REPORT_SEVERITY_INFORMATION, "eventMbox_InitComplete: mask = 0x%x\n", pEventMbox->iTxnEventMbox.iEventMboxBuf.eventsMask); cmdBld_CfgEventMask(pEventMbox->hCmdBld,pEventMbox->iTxnEventMbox.iEventMboxBuf.eventsMask,NULL,NULL); } /* * \brief Register an event * * \param hEventMbox - Handle to EventMbox * \param EvID - the event ID to register * \param fCb - CB function of the registered event * \param hCb - CB handle of the registered event * \return TI_OK,TI_NOK * * \par Description * This function is called from the user upon request to register for event. * an Event can only be register to one user. * This function doesn't change the mask vector in FW!!! * * \sa */ TI_STATUS eventMbox_RegisterEvent(TI_HANDLE hEventMbox,TI_UINT32 EvID,void* fCb,TI_HANDLE hCb) { TEventMbox *pEventMbox = (TEventMbox *)hEventMbox; if (fCb == NULL || hCb == NULL) { TRACE0(pEventMbox->hReport, REPORT_SEVERITY_ERROR, "eventMbox_RegisterEvent : NULL parameters\n"); return TI_NOK; } if (EvID >= TWD_OWN_EVENT_ALL) { TRACE0(pEventMbox->hReport, REPORT_SEVERITY_ERROR, "eventMbox_RegisterEvent : Event ID invalid\n"); return TI_NOK; } pEventMbox->CbTable[EvID].fCb = fCb; pEventMbox->CbTable[EvID].hCb = hCb; return TI_OK; } /* * \brief Replace event callback * * \param hEventMbox - Handle to EventMbox * \param EvID - the event ID to register * \param fNewCb - the new CB function of the registered event * \param hNewCb - the new CB handle of the registered event * \param pPrevCb - the old CB to save * \param pPrevHndl - the old handle to save * \return TI_OK,TI_NOK * * \par Description * Replace event callback function by another one. * Provide the previous CB to the caller. * * \sa */ TI_STATUS eventMbox_ReplaceEvent (TI_HANDLE hEventMbox, TI_UINT32 EvID, void *fNewCb, TI_HANDLE hNewCb, void **pPrevCb, TI_HANDLE *pPrevHndl) { TEventMbox *pEventMbox = (TEventMbox *)hEventMbox; if (fNewCb == NULL || hNewCb == NULL) { TRACE0(pEventMbox->hReport, REPORT_SEVERITY_ERROR , "eventMbox_ReplaceEvent: NULL parameters\n"); return TI_NOK; } if (EvID >= TWD_OWN_EVENT_ALL) { TRACE1(pEventMbox->hReport, REPORT_SEVERITY_ERROR, "eventMbox_ReplaceEvent: invalid ID. ID is %d\n", EvID); return TI_NOK; } /* Save the old CBs */ *pPrevCb = pEventMbox->CbTable[EvID].fCb; *pPrevHndl = pEventMbox->CbTable[EvID].hCb; /* store the new CBs */ pEventMbox->CbTable[EvID].fCb = fNewCb; pEventMbox->CbTable[EvID].hCb = hNewCb; TRACE0(pEventMbox->hReport, REPORT_SEVERITY_INFORMATION, "eventMbox_ReplaceEvent: EVENT has registered\n"); return TI_OK; } /* * \brief Un mask an event * * \param hEventMbox - Handle to EventMbox * \param EvID - the event ID to un mask * \param fCb - CB function * \param hCb - CB handle * \return TI_COMPLETE,TI_PENDING,TI_ERROR * * \par Description * This function is called from the user upon request to un mask an event. * This function change the mask vector in FW but doesn't register for it in the driver and * doesn't set Cb function and Cb Handle in case of un mask event without registered for it an * error will be handling!!! * * \sa */ TI_STATUS eventMbox_UnMaskEvent(TI_HANDLE hEventMbox,TI_UINT32 EvID,void* fCb,TI_HANDLE hCb) { TI_UINT32* pEventMask; TI_STATUS aStatus; TEventMbox *pEventMbox = (TEventMbox *)hEventMbox; pEventMask = (TI_UINT32*)&pEventMbox->iTxnEventMbox.iEventMboxBuf.eventsMask; if (EvID >= TWD_OWN_EVENT_ALL) { TRACE1(pEventMbox->hReport, REPORT_SEVERITY_ERROR, "eventMbox_UnMaskEvent : Un mask an Invalid event = 0x%x\n",EvID); return TXN_STATUS_ERROR; } TRACE0(pEventMbox->hReport, REPORT_SEVERITY_INFORMATION, "eventMbox_UnMaskEvent : EVENT is unmasked\n"); *pEventMask &= ~eventTable[EvID].bitMask; aStatus = cmdBld_CfgEventMask (pEventMbox->hCmdBld, *pEventMask, fCb, hCb); return aStatus; } /* * \brief mask an event * * \param hEventMbox - Handle to EventMbox * \param EvID - the event ID to un mask * \param fCb - CB function * \param hCb - CB handle * \return TI_COMPLETE,TI_PENDING,TI_ERROR * * \par Description * This function is called from the user upon request to mask an event. * This function change the mask vector in FW but doesn't unregister it in the driver. * \sa */ TI_STATUS eventMbox_MaskEvent(TI_HANDLE hEventMbox,TI_UINT32 EvID,void* fCb,TI_HANDLE hCb) { TI_UINT32* pEventMask; TI_STATUS aStatus; TEventMbox *pEventMbox = (TEventMbox *)hEventMbox; pEventMask = (TI_UINT32*)&pEventMbox->iTxnEventMbox.iEventMboxBuf.eventsMask; if (EvID >= TWD_OWN_EVENT_ALL) { TRACE1(pEventMbox->hReport, REPORT_SEVERITY_ERROR, "eventMbox_MaskEvent : Mask an Invalid event = 0x%x\n",EvID); return TXN_STATUS_ERROR; } *pEventMask |= eventTable[EvID].bitMask; TRACE0(pEventMbox->hReport, REPORT_SEVERITY_INFORMATION , "eventMbox_MaskEvent : EVENT is masked\n"); aStatus = cmdBld_CfgEventMask(pEventMbox->hCmdBld,*pEventMask,fCb,hCb); return aStatus; } /* * \brief Handle the incoming event read the Mbox data * * \param hEventMbox - Handle to EventMbox * \param TFwStatus - FW status * \return none * * \par Description * This function is called from the FW Event upon receiving MBOX event. * \sa */ void eventMbox_Handle(TI_HANDLE hEventMbox,FwStatus_t* pFwStatus) { ETxnStatus rc; TTxnStruct *pTxn; TEventMbox *pEventMbox = (TEventMbox *)hEventMbox; pTxn = &pEventMbox->iTxnEventMbox.tEventMbox; TRACE1(pEventMbox->hReport, REPORT_SEVERITY_INFORMATION, "eventMbox_Handle : Reading from MBOX -- %d",pEventMbox->ActiveMbox); #ifdef TI_DBG /* Check if missmatch MBOX */ if (pEventMbox->ActiveMbox == 0) { if (pFwStatus->intrStatus & ACX_INTR_EVENT_B) { TRACE0(pEventMbox->hReport, REPORT_SEVERITY_ERROR, "eventMbox_Handle : incorrect MBOX SW MBOX -- A FW MBOX -- B"); } } else if (pEventMbox->ActiveMbox == 1) { if (pFwStatus->intrStatus & ACX_INTR_EVENT_A) { TRACE0(pEventMbox->hReport, REPORT_SEVERITY_ERROR, "eventMbox_Handle : incorrect MBOX SW MBOX -- B FW MBOX -- A"); } } #endif /* TI_DBG */ if (pEventMbox->CurrentState != EVENT_MBOX_STATE_IDLE) { TRACE0(pEventMbox->hReport, REPORT_SEVERITY_ERROR, "eventMbox_Handle : Receiving event not in Idle state"); } pEventMbox->CurrentState = EVENT_MBOX_STATE_READING; /* Build the command TxnStruct */ TXN_PARAM_SET(pTxn, TXN_LOW_PRIORITY, TXN_FUNC_ID_WLAN, TXN_DIRECTION_READ, TXN_INC_ADDR) /* Applying a CB in case of an async read */ BUILD_TTxnStruct(pTxn, pEventMbox->EventMboxAddr[pEventMbox->ActiveMbox], &pEventMbox->iTxnEventMbox.iEventMboxBuf, sizeof(EventMailBox_t),(TTxnDoneCb)eventMbox_ReadCompleteCB, pEventMbox) rc = twIf_Transact(pEventMbox->hTwif,pTxn); pEventMbox->ActiveMbox = 1 - pEventMbox->ActiveMbox; if (rc == TXN_STATUS_COMPLETE) { eventMbox_ReadCompleteCB(pEventMbox,pTxn); } } /* * \brief Process the event * * \param hEventMbox - Handle to EventMbox * \param pTxnStruct - the Txn data * \return none * * \par Description * This function is called from the upon reading completion of the event MBOX * it will call all registered event according to the pending bits in event MBOX vector. * \sa */ static void eventMbox_ReadCompleteCB(TI_HANDLE hEventMbox, TTxnStruct *pTxnStruct) { TI_UINT32 EvID; TTxnStruct* pTxn; TEventMbox *pEventMbox = (TEventMbox *)hEventMbox; pTxn = &pEventMbox->iTxnGenRegSize.tTxnReg; TRACE1(pEventMbox->hReport, REPORT_SEVERITY_INFORMATION, "eventMbox_ReadCompleteCB : event vector -- 0x%x\n",pEventMbox->iTxnEventMbox.iEventMboxBuf.eventsVector); pEventMbox->iTxnGenRegSize.iRegBuffer = INTR_TRIG_EVENT_ACK; for (EvID = 0; EvID < TWD_OWN_EVENT_ALL; EvID++) { if (pEventMbox->iTxnEventMbox.iEventMboxBuf.eventsVector & eventTable[EvID].bitMask) { if (eventTable[EvID].dataLen) { ((TEventMboxDataCb)pEventMbox->CbTable[EvID].fCb)(pEventMbox->CbTable[EvID].hCb,(TI_CHAR*)pEventMbox->CbTable[EvID].pDataOffset,eventTable[EvID].dataLen); } else { ((TEventMboxEvCb)pEventMbox->CbTable[EvID].fCb)(pEventMbox->CbTable[EvID].hCb); } } } /* Check if the state is changed in the context of the event callbacks */ if (pEventMbox->CurrentState == EVENT_MBOX_STATE_IDLE) { /* * When eventMbox_stop is called state is changed to IDLE * This is done in the context of the above events callbacks * Don't send the EVENT ACK transaction because the driver stop process includes power off */ TRACE0(pEventMbox->hReport, REPORT_SEVERITY_WARNING, "eventMbox_ReadCompleteCB : State is IDLE ! don't send the EVENT ACK"); return; } pEventMbox->CurrentState = EVENT_MBOX_STATE_IDLE; /* Build the command TxnStruct */ TXN_PARAM_SET(pTxn, TXN_LOW_PRIORITY, TXN_FUNC_ID_WLAN, TXN_DIRECTION_WRITE, TXN_INC_ADDR) /* Applying a CB in case of an async read */ BUILD_TTxnStruct(pTxn, ACX_REG_INTERRUPT_TRIG, &pEventMbox->iTxnGenRegSize.iRegBuffer, sizeof(pEventMbox->iTxnGenRegSize.iRegBuffer), NULL, NULL) twIf_Transact(pEventMbox->hTwif,pTxn); } #ifdef TI_DBG /* * eventMbox_Print: print the Event Mailbox statistic :Number 890 */ TI_STATUS eventMbox_Print (TI_HANDLE hEventMbox) { TEventMbox *pEventMbox = (TEventMbox *)hEventMbox; TI_UINT32 i; TI_UINT32 EvMask = pEventMbox->iTxnEventMbox.iEventMboxBuf.eventsMask; TI_UINT32 EvVector = pEventMbox->iTxnEventMbox.iEventMboxBuf.eventsVector; TRACE0(pEventMbox->hReport, REPORT_SEVERITY_CONSOLE, "------------------------- EventMbox Print ----------------------------\n"); TRACE1(pEventMbox->hReport, REPORT_SEVERITY_INFORMATION, " eventMbox_HandleEvent: Event Vector = 0x%x\n", EvVector); TRACE1(pEventMbox->hReport, REPORT_SEVERITY_INFORMATION, " eventMbox_HandleEvent: Event Mask = 0x%x\n", EvMask); TRACE1(pEventMbox->hReport, REPORT_SEVERITY_CONSOLE, " Total Number Of Compound Event = %d: \n", pEventMbox->uCompounEvCount); TRACE1(pEventMbox->hReport, REPORT_SEVERITY_CONSOLE, " Total Number Of Events = %d: \n", pEventMbox->uTotalEvCount); TRACE0(pEventMbox->hReport, REPORT_SEVERITY_CONSOLE, "\t\t\t\t *** Event Counters *** :\n"); for (i = 0; i < TWD_OWN_EVENT_ALL; i++) { TRACE2(pEventMbox->hReport, REPORT_SEVERITY_CONSOLE, " %d) Event Name = EVENT , Number of Event = %d\n", i, pEventMbox->CbTable[i].uCount); } TRACE0(pEventMbox->hReport, REPORT_SEVERITY_CONSOLE, "------------------------- EventMbox Print End ----------------------------\n"); return TI_OK; } #endif /* TI_DBG */