/** To Register the ISRs with the underlying OS, if required */
void registerEdma3Interrupts (unsigned int edma3Id)
{
static UInt32 cookie = 0;
Int eventId = 0; /* GEM event id */
unsigned int numTc = 0;
/* Disabling the global interrupts */
cookie = Hwi_disable();
/* Transfer completion ISR */
CpIntc_dispatchPlug(ccXferCompInt[edma3Id][dsp_num],
lisrEdma3ComplHandler0,
edma3Id,
TRUE);
CpIntc_mapSysIntToHostInt(0, ccXferCompInt[edma3Id][dsp_num],
ccXferHostInt[edma3Id][dsp_num]);
CpIntc_enableHostInt(0, ccXferHostInt[edma3Id][dsp_num]);
eventId = CpIntc_getEventId(ccXferHostInt[edma3Id][dsp_num]);
EventCombiner_dispatchPlug (eventId, CpIntc_dispatch,
ccXferHostInt[edma3Id][dsp_num], TRUE);
EventCombiner_enableEvent(eventId);
/* CC Error ISR */
CpIntc_dispatchPlug(ccErrorInt[edma3Id], lisrEdma3CCErrHandler0,
edma3Id, TRUE);
CpIntc_mapSysIntToHostInt(0, ccErrorInt[edma3Id],
edma3ErrHostInt[edma3Id][dsp_num]);
/* TC Error ISR */
while (numTc < numEdma3Tc[edma3Id])
{
CpIntc_dispatchPlug(tcErrorInt[edma3Id][numTc],
(CpIntc_FuncPtr )(ptrEdma3TcIsrHandler[numTc]),
edma3Id, TRUE);
CpIntc_mapSysIntToHostInt(0, tcErrorInt[edma3Id][numTc],
edma3ErrHostInt[edma3Id][dsp_num]);
numTc++;
}
/* Enable the host interrupt which is common for both CC and TC error */
CpIntc_enableHostInt(0, edma3ErrHostInt[edma3Id][dsp_num]);
eventId = CpIntc_getEventId(edma3ErrHostInt[edma3Id][dsp_num]);
EventCombiner_dispatchPlug (eventId, CpIntc_dispatch,
edma3ErrHostInt[edma3Id][dsp_num], TRUE);
EventCombiner_enableEvent(eventId);
Hwi_enableInterrupt(hwiInterrupt);
/* enable the 'global' switch */
CpIntc_enableAllHostInts(0);
/* Restore interrupts */
Hwi_restore(cookie);
}
/** To Unregister the ISRs with the underlying OS, if previously registered. */
void unregisterEdma3Interrupts (unsigned int edma3Id)
{
static UInt32 cookie = 0;
Int eventId = 0; /* GEM event id */
/* Disabling the global interrupts */
cookie = Hwi_disable();
/* Transfer completion ISR */
CpIntc_disableHostInt(0, ccXferHostInt[edma3Id][dsp_num]);
eventId = CpIntc_getEventId(ccXferHostInt[edma3Id][dsp_num]);
EventCombiner_disableEvent(eventId);
/* CC/TC Error ISR */
CpIntc_disableHostInt(0, edma3ErrHostInt[edma3Id][dsp_num]);
eventId = CpIntc_getEventId(edma3ErrHostInt[edma3Id][dsp_num]);
EventCombiner_disableEvent(eventId);
/* Restore interrupts */
Hwi_restore(cookie);
}
BOOL Intr_Init(Intr *pThis, IntrItem eIntrItem, Intr_Handler pfnIntr_Handler, VOID *pIntrHandlerArg) //(*pIntr_Handler)(void *),\
{
//CSL_Status intStat;
//guru:may be not required for C6678
#if 1
//Initialize Global interrupts
//Intr_EnableGlobalInterrupts();
Hwi_enable();
#endif
//Initialize Global interrupts
//CSL_intcGlobalEnable(NULL);
//Get the values from Interrupt Table DataBase
IntrDB_GetIntrTableParam(&pThis->oIntrTableParam, eIntrItem);
Hwi_Params_init(&pThis->oHwi);
Error_init(&pThis->eb);
//Check whether the Interrupt source uses CIC Module
if(pThis->oIntrTableParam.bCicRequired == TRUE)
{
/* Map the System Interrupt i.e. the Interrupt Destination 0 interrupt to the DIO ISR Handler. */
CpIntc_dispatchPlug(pThis->oIntrTableParam.SysInt,(ti_sysbios_family_c66_tci66xx_CpIntc_FuncPtr) pfnIntr_Handler, (xdc_UArg)pIntrHandlerArg, FALSE);
/* The configuration is for CPINTC0. We map system interrupt 112 to Host Interrupt 8. */
CpIntc_mapSysIntToHostInt(0,pThis->oIntrTableParam.SysInt,pThis->oIntrTableParam.HostInt );
/* Get the event id associated with the host interrupt. */
pThis->oHwi.eventId = CpIntc_getEventId(pThis->oIntrTableParam.HostInt);
pThis->oHwi.arg = pThis->oIntrTableParam.HostInt;
pThis->oHwi.maskSetting = Hwi_MaskingOption_NONE;
//pThis->oHwi.priority = 3;
pThis->oHwiHandle = Hwi_create((Int)pThis->oIntrTableParam.eIntcVectorId, (Hwi_FuncPtr)CpIntc_dispatch, &pThis->oHwi, &pThis->eb);// SYSBIOS API
if(pThis->oHwiHandle==NULL)
{
#ifdef DEBUG
LOG_TRACE0("INTR: Hwi not created ... Failed.\n");
#endif
}
}
else
{
pThis->oHwi.eventId=pThis->oIntrTableParam.nIntcEventId;
pThis->oHwi.maskSetting = Hwi_MaskingOption_NONE;
//pThis->oHwi.priority = 3;
//register the argument to be passed with the ISR
pThis->oHwi.arg = (UArg)pIntrHandlerArg;
pThis->oHwiHandle = Hwi_create((Int)pThis->oIntrTableParam.eIntcVectorId, (Hwi_FuncPtr)pfnIntr_Handler, &pThis->oHwi, &pThis->eb);// SYSBIOS API
if(pThis->oHwiHandle==NULL)
{
#ifdef DEBUG
LOG_TRACE0("INTR: Hwi not created ... Failed.\n");
#endif
}
}
#ifdef _STE_APP
//Initialize the oHwi object
#endif
#ifdef _STE_BOOT
//Csl APIs or Hooking the Interrupt Event
pThis->oIntcHandle = CSL_intcOpen (&pThis->oIntcObj, pThis->oIntrTableParam.nIntcEventId,
&pThis->oIntrTableParam.eIntcVectorId, NULL);
if ((pThis->oIntcHandle == NULL))
{
#ifdef DEBUG
printf ("INTR: Open... Failed.\n");
printf ("hIntc = 0x%x]\n", pThis->oIntcHandle);
#endif
}
else
{
#ifdef DEBUG
printf ("INTR: Open... Passed.\n");
#endif
}
pThis->oEventRecord.handler = (CSL_IntcEventHandler)pfnIntr_Handler;
pThis->oEventRecord.arg = pIntrHandlerArg;
CSL_intcPlugEventHandler(pThis->oIntcHandle, &pThis->oEventRecord);
#endif
return TRUE;
}
