diff options
Diffstat (limited to 'drivers/staging/epl/EplEventk.c')
| -rw-r--r-- | drivers/staging/epl/EplEventk.c | 853 |
1 files changed, 0 insertions, 853 deletions
diff --git a/drivers/staging/epl/EplEventk.c b/drivers/staging/epl/EplEventk.c deleted file mode 100644 index ef36815c7984..000000000000 --- a/drivers/staging/epl/EplEventk.c +++ /dev/null @@ -1,853 +0,0 @@ -/**************************************************************************** - - (c) SYSTEC electronic GmbH, D-07973 Greiz, August-Bebel-Str. 29 - www.systec-electronic.com - - Project: openPOWERLINK - - Description: source file for Epl-Kernelspace-Event-Modul - - License: - - Redistribution and use in source and binary forms, with or without - modification, are permitted provided that the following conditions - are met: - - 1. Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - - 2. 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. - - 3. Neither the name of SYSTEC electronic GmbH nor the names of its - contributors may be used to endorse or promote products derived - from this software without prior written permission. For written - permission, please contact info@systec-electronic.com. - - 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 HOLDERS 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. - - Severability Clause: - - If a provision of this License is or becomes illegal, invalid or - unenforceable in any jurisdiction, that shall not affect: - 1. the validity or enforceability in that jurisdiction of any other - provision of this License; or - 2. the validity or enforceability in other jurisdictions of that or - any other provision of this License. - - ------------------------------------------------------------------------- - - $RCSfile: EplEventk.c,v $ - - $Author: D.Krueger $ - - $Revision: 1.9 $ $Date: 2008/10/17 15:32:32 $ - - $State: Exp $ - - Build Environment: - GCC V3.4 - - ------------------------------------------------------------------------- - - Revision History: - - 2006/06/20 k.t.: start of the implementation - -****************************************************************************/ - -#include "kernel/EplEventk.h" -#include "kernel/EplNmtk.h" -#include "kernel/EplDllk.h" -#include "kernel/EplDllkCal.h" -#include "kernel/EplErrorHandlerk.h" -#include "Benchmark.h" - -#if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_PDOK)) != 0) -#include "kernel/EplPdok.h" -#include "kernel/EplPdokCal.h" -#endif - -#ifdef EPL_NO_FIFO -#include "user/EplEventu.h" -#else -#include "SharedBuff.h" -#endif - -/***************************************************************************/ -/* */ -/* */ -/* G L O B A L D E F I N I T I O N S */ -/* */ -/* */ -/***************************************************************************/ - -//--------------------------------------------------------------------------- -// const defines -//--------------------------------------------------------------------------- - -// TracePoint support for realtime-debugging -#ifdef _DBG_TRACE_POINTS_ -void TgtDbgSignalTracePoint(u8 bTracePointNumber_p); -void TgtDbgPostTraceValue(u32 dwTraceValue_p); -#define TGT_DBG_SIGNAL_TRACE_POINT(p) TgtDbgSignalTracePoint(p) -#define TGT_DBG_POST_TRACE_VALUE(v) TgtDbgPostTraceValue(v) -#else -#define TGT_DBG_SIGNAL_TRACE_POINT(p) -#define TGT_DBG_POST_TRACE_VALUE(v) -#endif - -//--------------------------------------------------------------------------- -// local types -//--------------------------------------------------------------------------- - -typedef struct { -#ifndef EPL_NO_FIFO - tShbInstance m_pShbKernelToUserInstance; - tShbInstance m_pShbUserToKernelInstance; -#else - -#endif - tEplSyncCb m_pfnCbSync; - unsigned int m_uiUserToKernelFullCount; - -} tEplEventkInstance; - -//--------------------------------------------------------------------------- -// modul globale vars -//--------------------------------------------------------------------------- -static tEplEventkInstance EplEventkInstance_g; -//--------------------------------------------------------------------------- -// local function prototypes -//--------------------------------------------------------------------------- - -// callback function for incoming events -#ifndef EPL_NO_FIFO -static void EplEventkRxSignalHandlerCb(tShbInstance pShbRxInstance_p, - unsigned long ulDataSize_p); -#endif - -/***************************************************************************/ -/* */ -/* */ -/* C L A S S <Epl-Kernelspace-Event> */ -/* */ -/* */ -/***************************************************************************/ -// -// Description: -// -// -/***************************************************************************/ - -//=========================================================================// -// // -// P U B L I C F U N C T I O N S // -// // -//=========================================================================// - -//--------------------------------------------------------------------------- -// -// Function: EplEventkInit -// -// Description: function initializes the first instance -// -// Parameters: pfnCbSync_p = callback-function for sync event -// -// Returns: tEpKernel = errorcode -// -// State: -// -//--------------------------------------------------------------------------- - -tEplKernel EplEventkInit(tEplSyncCb pfnCbSync_p) -{ - tEplKernel Ret; - - Ret = EplEventkAddInstance(pfnCbSync_p); - - return Ret; - -} - -//--------------------------------------------------------------------------- -// -// Function: EplEventkAddInstance -// -// Description: function adds one more instance -// -// Parameters: pfnCbSync_p = callback-function for sync event -// -// Returns: tEpKernel = errorcode -// -// State: -// -//--------------------------------------------------------------------------- - -tEplKernel EplEventkAddInstance(tEplSyncCb pfnCbSync_p) -{ - tEplKernel Ret; -#ifndef EPL_NO_FIFO - tShbError ShbError; - unsigned int fShbNewCreated; -#endif - - Ret = kEplSuccessful; - - // init instance structure - EplEventkInstance_g.m_uiUserToKernelFullCount = 0; - - // save cb-function - EplEventkInstance_g.m_pfnCbSync = pfnCbSync_p; - -#ifndef EPL_NO_FIFO - // init shared loop buffer - // kernel -> user - ShbError = ShbCirAllocBuffer(EPL_EVENT_SIZE_SHB_KERNEL_TO_USER, - EPL_EVENT_NAME_SHB_KERNEL_TO_USER, - &EplEventkInstance_g. - m_pShbKernelToUserInstance, - &fShbNewCreated); - if (ShbError != kShbOk) { - EPL_DBGLVL_EVENTK_TRACE1 - ("EplEventkAddInstance(): ShbCirAllocBuffer(K2U) -> 0x%X\n", - ShbError); - Ret = kEplNoResource; - goto Exit; - } - // user -> kernel - ShbError = ShbCirAllocBuffer(EPL_EVENT_SIZE_SHB_USER_TO_KERNEL, - EPL_EVENT_NAME_SHB_USER_TO_KERNEL, - &EplEventkInstance_g. - m_pShbUserToKernelInstance, - &fShbNewCreated); - if (ShbError != kShbOk) { - EPL_DBGLVL_EVENTK_TRACE1 - ("EplEventkAddInstance(): ShbCirAllocBuffer(U2K) -> 0x%X\n", - ShbError); - Ret = kEplNoResource; - goto Exit; - } - // register eventhandler - ShbError = - ShbCirSetSignalHandlerNewData(EplEventkInstance_g. - m_pShbUserToKernelInstance, - EplEventkRxSignalHandlerCb, - kshbPriorityHigh); - if (ShbError != kShbOk) { - EPL_DBGLVL_EVENTK_TRACE1 - ("EplEventkAddInstance(): ShbCirSetSignalHandlerNewData(U2K) -> 0x%X\n", - ShbError); - Ret = kEplNoResource; - goto Exit; - } - - Exit: -#endif - - return Ret; - -} - -//--------------------------------------------------------------------------- -// -// Function: EplEventkDelInstance -// -// Description: function deletes instance and frees the buffers -// -// Parameters: void -// -// Returns: tEpKernel = errorcode -// -// State: -// -//--------------------------------------------------------------------------- - -tEplKernel EplEventkDelInstance(void) -{ - tEplKernel Ret; -#ifndef EPL_NO_FIFO - tShbError ShbError; -#endif - - Ret = kEplSuccessful; - -#ifndef EPL_NO_FIFO - // set eventhandler to NULL - ShbError = - ShbCirSetSignalHandlerNewData(EplEventkInstance_g. - m_pShbUserToKernelInstance, NULL, - kShbPriorityNormal); - if (ShbError != kShbOk) { - EPL_DBGLVL_EVENTK_TRACE1 - ("EplEventkDelInstance(): ShbCirSetSignalHandlerNewData(U2K) -> 0x%X\n", - ShbError); - Ret = kEplNoResource; - } - // free buffer User -> Kernel - ShbError = - ShbCirReleaseBuffer(EplEventkInstance_g.m_pShbUserToKernelInstance); - if (ShbError != kShbOk) { - EPL_DBGLVL_EVENTK_TRACE1 - ("EplEventkDelInstance(): ShbCirReleaseBuffer(U2K) -> 0x%X\n", - ShbError); - Ret = kEplNoResource; - } else { - EplEventkInstance_g.m_pShbUserToKernelInstance = NULL; - } - - // free buffer Kernel -> User - ShbError = - ShbCirReleaseBuffer(EplEventkInstance_g.m_pShbKernelToUserInstance); - if (ShbError != kShbOk) { - EPL_DBGLVL_EVENTK_TRACE1 - ("EplEventkDelInstance(): ShbCirReleaseBuffer(K2U) -> 0x%X\n", - ShbError); - Ret = kEplNoResource; - } else { - EplEventkInstance_g.m_pShbKernelToUserInstance = NULL; - } -#endif - - return Ret; - -} - -//--------------------------------------------------------------------------- -// -// Function: EplEventkProcess -// -// Description: Kernelthread that dispatches events in kernel part -// -// Parameters: pEvent_p = pointer to event-structure from buffer -// -// Returns: tEpKernel = errorcode -// -// State: -// -//--------------------------------------------------------------------------- - -tEplKernel EplEventkProcess(tEplEvent *pEvent_p) -{ - tEplKernel Ret; - tEplEventSource EventSource; - - Ret = kEplSuccessful; - - // error handling if event queue is full - if (EplEventkInstance_g.m_uiUserToKernelFullCount > 0) { // UserToKernel event queue has run out of space -> kEplNmtEventInternComError -#if(((EPL_MODULE_INTEGRATION) & (EPL_MODULE_NMTK)) != 0) - tEplEvent Event; - tEplNmtEvent NmtEvent; -#endif -#ifndef EPL_NO_FIFO - tShbError ShbError; -#endif - - // directly call NMTk process function, because event queue is full -#if(((EPL_MODULE_INTEGRATION) & (EPL_MODULE_NMTK)) != 0) - NmtEvent = kEplNmtEventInternComError; - Event.m_EventSink = kEplEventSinkNmtk; - Event.m_NetTime.m_dwNanoSec = 0; - Event.m_NetTime.m_dwSec = 0; - Event.m_EventType = kEplEventTypeNmtEvent; - Event.m_pArg = &NmtEvent; - Event.m_uiSize = sizeof(NmtEvent); - Ret = EplNmtkProcess(&Event); -#endif - - // NMT state machine changed to reset (i.e. NMT_GS_RESET_COMMUNICATION) - // now, it is safe to reset the counter and empty the event queue -#ifndef EPL_NO_FIFO - ShbError = - ShbCirResetBuffer(EplEventkInstance_g. - m_pShbUserToKernelInstance, 1000, NULL); -#endif - - EplEventkInstance_g.m_uiUserToKernelFullCount = 0; - TGT_DBG_SIGNAL_TRACE_POINT(22); - - // also discard the current event (it doesn't matter if we lose another event) - goto Exit; - } - // check m_EventSink - switch (pEvent_p->m_EventSink) { - case kEplEventSinkSync: - { - if (EplEventkInstance_g.m_pfnCbSync != NULL) { - Ret = EplEventkInstance_g.m_pfnCbSync(); - if (Ret == kEplSuccessful) { -#if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_PDOK)) != 0) - // mark TPDOs as valid - Ret = EplPdokCalSetTpdosValid(TRUE); -#endif - } else if ((Ret != kEplReject) - && (Ret != kEplShutdown)) { - EventSource = kEplEventSourceSyncCb; - - // Error event for API layer - EplEventkPostError - (kEplEventSourceEventk, Ret, - sizeof(EventSource), &EventSource); - } - } - break; - } - - // NMT-Kernel-Modul - case kEplEventSinkNmtk: - { -#if(((EPL_MODULE_INTEGRATION) & (EPL_MODULE_NMTK)) != 0) - Ret = EplNmtkProcess(pEvent_p); - if ((Ret != kEplSuccessful) && (Ret != kEplShutdown)) { - EventSource = kEplEventSourceNmtk; - - // Error event for API layer - EplEventkPostError(kEplEventSourceEventk, - Ret, - sizeof(EventSource), - &EventSource); - } -#endif -#if(((EPL_MODULE_INTEGRATION) & (EPL_MODULE_DLLK)) != 0) - if ((pEvent_p->m_EventType == kEplEventTypeNmtEvent) - && - ((*((tEplNmtEvent *) pEvent_p->m_pArg) == - kEplNmtEventDllCeSoa) -#if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_NMT_MN)) != 0) - || (*((tEplNmtEvent *) pEvent_p->m_pArg) == - kEplNmtEventDllMeSoaSent) -#endif - )) { // forward SoA event to error handler - Ret = EplErrorHandlerkProcess(pEvent_p); - if ((Ret != kEplSuccessful) - && (Ret != kEplShutdown)) { - EventSource = kEplEventSourceErrk; - - // Error event for API layer - EplEventkPostError - (kEplEventSourceEventk, Ret, - sizeof(EventSource), &EventSource); - } -#if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_PDOK)) != 0) - // forward SoA event to PDO module - pEvent_p->m_EventType = kEplEventTypePdoSoa; - Ret = EplPdokProcess(pEvent_p); - if ((Ret != kEplSuccessful) - && (Ret != kEplShutdown)) { - EventSource = kEplEventSourcePdok; - - // Error event for API layer - EplEventkPostError - (kEplEventSourceEventk, Ret, - sizeof(EventSource), &EventSource); - } -#endif - - } - break; -#endif - } - - // events for Dllk module - case kEplEventSinkDllk: - { -#if(((EPL_MODULE_INTEGRATION) & (EPL_MODULE_DLLK)) != 0) - Ret = EplDllkProcess(pEvent_p); - if ((Ret != kEplSuccessful) && (Ret != kEplShutdown)) { - EventSource = kEplEventSourceDllk; - - // Error event for API layer - EplEventkPostError(kEplEventSourceEventk, - Ret, - sizeof(EventSource), - &EventSource); - } -#endif - break; - } - - // events for DllkCal module - case kEplEventSinkDllkCal: - { -#if(((EPL_MODULE_INTEGRATION) & (EPL_MODULE_DLLK)) != 0) - Ret = EplDllkCalProcess(pEvent_p); - if ((Ret != kEplSuccessful) && (Ret != kEplShutdown)) { - EventSource = kEplEventSourceDllk; - - // Error event for API layer - EplEventkPostError(kEplEventSourceEventk, - Ret, - sizeof(EventSource), - &EventSource); - } -#endif - break; - } - - // - case kEplEventSinkPdok: - { - // PDO-Module -#if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_PDOK)) != 0) - Ret = EplPdokProcess(pEvent_p); - if ((Ret != kEplSuccessful) && (Ret != kEplShutdown)) { - EventSource = kEplEventSourcePdok; - - // Error event for API layer - EplEventkPostError(kEplEventSourceEventk, - Ret, - sizeof(EventSource), - &EventSource); - } -#endif - break; - } - - // events for Error handler module - case kEplEventSinkErrk: - { - // only call error handler if DLL is present -#if(((EPL_MODULE_INTEGRATION) & (EPL_MODULE_DLLK)) != 0) - Ret = EplErrorHandlerkProcess(pEvent_p); - if ((Ret != kEplSuccessful) && (Ret != kEplShutdown)) { - EventSource = kEplEventSourceErrk; - - // Error event for API layer - EplEventkPostError(kEplEventSourceEventk, - Ret, - sizeof(EventSource), - &EventSource); - } - break; -#endif - } - - // unknown sink - default: - { - Ret = kEplEventUnknownSink; - } - - } // end of switch(pEvent_p->m_EventSink) - - Exit: - return Ret; - -} - -//--------------------------------------------------------------------------- -// -// Function: EplEventkPost -// -// Description: post events from kernel part -// -// Parameters: pEvent_p = pointer to event-structure from buffer -// -// Returns: tEpKernel = errorcode -// -// State: -// -//--------------------------------------------------------------------------- - -tEplKernel EplEventkPost(tEplEvent *pEvent_p) -{ - tEplKernel Ret; -#ifndef EPL_NO_FIFO - tShbError ShbError; - tShbCirChunk ShbCirChunk; - unsigned long ulDataSize; - unsigned int fBufferCompleted; -#endif - - Ret = kEplSuccessful; - - // the event must be posted by using the abBuffer - // it is neede because the Argument must by copied - // to the buffer too and not only the pointer - -#ifndef EPL_NO_FIFO - // 2006/08/03 d.k.: Event and argument are posted as separate chunks to the event queue. - ulDataSize = - sizeof(tEplEvent) + - ((pEvent_p->m_pArg != NULL) ? pEvent_p->m_uiSize : 0); -#endif - - // decide in which buffer the event have to write - switch (pEvent_p->m_EventSink) { - // kernelspace modules - case kEplEventSinkSync: - case kEplEventSinkNmtk: - case kEplEventSinkDllk: - case kEplEventSinkDllkCal: - case kEplEventSinkPdok: - case kEplEventSinkErrk: - { -#ifndef EPL_NO_FIFO - // post message - BENCHMARK_MOD_27_SET(2); - ShbError = - ShbCirAllocDataBlock(EplEventkInstance_g. - m_pShbUserToKernelInstance, - &ShbCirChunk, ulDataSize); - switch (ShbError) { - case kShbOk: - break; - - case kShbBufferFull: - { - EplEventkInstance_g. - m_uiUserToKernelFullCount++; - Ret = kEplEventPostError; - goto Exit; - } - - default: - { - EPL_DBGLVL_EVENTK_TRACE1 - ("EplEventkPost(): ShbCirAllocDataBlock(U2K) -> 0x%X\n", - ShbError); - Ret = kEplEventPostError; - goto Exit; - } - } - ShbError = - ShbCirWriteDataChunk(EplEventkInstance_g. - m_pShbUserToKernelInstance, - &ShbCirChunk, pEvent_p, - sizeof(tEplEvent), - &fBufferCompleted); - if (ShbError != kShbOk) { - EPL_DBGLVL_EVENTK_TRACE1 - ("EplEventkPost(): ShbCirWriteDataChunk(U2K) -> 0x%X\n", - ShbError); - Ret = kEplEventPostError; - goto Exit; - } - if (fBufferCompleted == FALSE) { - ShbError = - ShbCirWriteDataChunk(EplEventkInstance_g. - m_pShbUserToKernelInstance, - &ShbCirChunk, - pEvent_p->m_pArg, - (unsigned long) - pEvent_p->m_uiSize, - &fBufferCompleted); - if ((ShbError != kShbOk) - || (fBufferCompleted == FALSE)) { - EPL_DBGLVL_EVENTK_TRACE1 - ("EplEventkPost(): ShbCirWriteDataChunk2(U2K) -> 0x%X\n", - ShbError); - Ret = kEplEventPostError; - goto Exit; - } - } - BENCHMARK_MOD_27_RESET(2); - -#else - Ret = EplEventkProcess(pEvent_p); -#endif - - break; - } - - // userspace modules - case kEplEventSinkNmtu: - case kEplEventSinkNmtMnu: - case kEplEventSinkSdoAsySeq: - case kEplEventSinkApi: - case kEplEventSinkDlluCal: - case kEplEventSinkErru: - { -#ifndef EPL_NO_FIFO - // post message -// BENCHMARK_MOD_27_SET(3); // 74 µs until reset - ShbError = - ShbCirAllocDataBlock(EplEventkInstance_g. - m_pShbKernelToUserInstance, - &ShbCirChunk, ulDataSize); - if (ShbError != kShbOk) { - EPL_DBGLVL_EVENTK_TRACE1 - ("EplEventkPost(): ShbCirAllocDataBlock(K2U) -> 0x%X\n", - ShbError); - Ret = kEplEventPostError; - goto Exit; - } - ShbError = - ShbCirWriteDataChunk(EplEventkInstance_g. - m_pShbKernelToUserInstance, - &ShbCirChunk, pEvent_p, - sizeof(tEplEvent), - &fBufferCompleted); - if (ShbError != kShbOk) { - EPL_DBGLVL_EVENTK_TRACE1 - ("EplEventkPost(): ShbCirWriteDataChunk(K2U) -> 0x%X\n", - ShbError); - Ret = kEplEventPostError; - goto Exit; - } - if (fBufferCompleted == FALSE) { - ShbError = - ShbCirWriteDataChunk(EplEventkInstance_g. - m_pShbKernelToUserInstance, - &ShbCirChunk, - pEvent_p->m_pArg, - (unsigned long) - pEvent_p->m_uiSize, - &fBufferCompleted); - if ((ShbError != kShbOk) - || (fBufferCompleted == FALSE)) { - EPL_DBGLVL_EVENTK_TRACE1 - ("EplEventkPost(): ShbCirWriteDataChunk2(K2U) -> 0x%X\n", - ShbError); - Ret = kEplEventPostError; - goto Exit; - } - } -// BENCHMARK_MOD_27_RESET(3); // 82 µs until ShbCirGetReadDataSize() in EplEventu - -#else - Ret = EplEventuProcess(pEvent_p); -#endif - - break; - } - - default: - { - Ret = kEplEventUnknownSink; - } - - } // end of switch(pEvent_p->m_EventSink) - -#ifndef EPL_NO_FIFO - Exit: -#endif - return Ret; -} - -//--------------------------------------------------------------------------- -// -// Function: EplEventkPostError -// -// Description: post error event from kernel part to API layer -// -// Parameters: EventSource_p = source-module of the error event -// EplError_p = code of occured error -// ArgSize_p = size of the argument -// pArg_p = pointer to the argument -// -// Returns: tEpKernel = errorcode -// -// State: -// -//--------------------------------------------------------------------------- - -tEplKernel EplEventkPostError(tEplEventSource EventSource_p, - tEplKernel EplError_p, - unsigned int uiArgSize_p, void *pArg_p) -{ - tEplKernel Ret; - u8 abBuffer[EPL_MAX_EVENT_ARG_SIZE]; - tEplEventError *pEventError = (tEplEventError *) abBuffer; - tEplEvent EplEvent; - - Ret = kEplSuccessful; - - // create argument - pEventError->m_EventSource = EventSource_p; - pEventError->m_EplError = EplError_p; - EPL_MEMCPY(&pEventError->m_Arg, pArg_p, uiArgSize_p); - - // create event - EplEvent.m_EventType = kEplEventTypeError; - EplEvent.m_EventSink = kEplEventSinkApi; - EPL_MEMSET(&EplEvent.m_NetTime, 0x00, sizeof(EplEvent.m_NetTime)); - EplEvent.m_uiSize = - (sizeof(EventSource_p) + sizeof(EplError_p) + uiArgSize_p); - EplEvent.m_pArg = &abBuffer[0]; - - // post errorevent - Ret = EplEventkPost(&EplEvent); - - return Ret; -} - -//=========================================================================// -// // -// P R I V A T E F U N C T I O N S // -// // -//=========================================================================// - -//--------------------------------------------------------------------------- -// -// Function: EplEventkRxSignalHandlerCb() -// -// Description: Callback-function for events from user and kernel part -// -// Parameters: pShbRxInstance_p = Instance-pointer of buffer -// ulDataSize_p = size of data -// -// Returns: void -// -// State: -// -//--------------------------------------------------------------------------- - -#ifndef EPL_NO_FIFO -static void EplEventkRxSignalHandlerCb(tShbInstance pShbRxInstance_p, - unsigned long ulDataSize_p) -{ - tEplEvent *pEplEvent; - tShbError ShbError; -//unsigned long ulBlockCount; -//unsigned long ulDataSize; - u8 abDataBuffer[sizeof(tEplEvent) + EPL_MAX_EVENT_ARG_SIZE]; - // d.k.: abDataBuffer contains the complete tEplEvent structure - // and behind this the argument - - TGT_DBG_SIGNAL_TRACE_POINT(20); - - BENCHMARK_MOD_27_RESET(0); - // copy data from event queue - ShbError = ShbCirReadDataBlock(pShbRxInstance_p, - &abDataBuffer[0], - sizeof(abDataBuffer), &ulDataSize_p); - if (ShbError != kShbOk) { - // error goto exit - goto Exit; - } - // resolve the pointer to the event structure - pEplEvent = (tEplEvent *) abDataBuffer; - // set Datasize - pEplEvent->m_uiSize = (ulDataSize_p - sizeof(tEplEvent)); - if (pEplEvent->m_uiSize > 0) { - // set pointer to argument - pEplEvent->m_pArg = &abDataBuffer[sizeof(tEplEvent)]; - } else { - //set pointer to NULL - pEplEvent->m_pArg = NULL; - } - - BENCHMARK_MOD_27_SET(0); - // call processfunction - EplEventkProcess(pEplEvent); - - Exit: - return; -} -#endif - -// EOF |