//配置uPP的中断
void upp_intc_setup_my(int (*isr)(void *))
{
//初始化开始
intcContext_uPP.eventhandlerRecord = EventHandler_uPP; //事件句柄记录指针
intcContext_uPP.numEvtEntries = 50; //事件入口数目
CSL_intcInit(&intcContext_uPP); //初始化中断上下文对象变量，返回状态CSL_SOK
// Enable NMIs使能非可屏蔽中断
CSL_intcGlobalNmiEnable();
//Enable global interrupts使能全局中断
CSL_intcGlobalEnable(&intc_state_uPP);
/***************** interrupt configration for UPP接口 **************************/
/* open CPINTC0 to map the UPP completetion ISR event to the host interrupt */
hnd_UPP = CSL_CPINTC_open(0);
if (hnd_UPP == 0)
{
printf ("Error: Unable to open CPINTC-1\n");
return;
}
glbCpintcHnd[2] = (CSL_CPINTC_RegsOvly)hnd_UPP;
//需要根据应用修改UPP产生的事件编号及CPINTC输出channel号
CSL_CPINTC_mapSystemIntrToChannel (hnd_UPP, CSL_INTC0_RPINT, 9);
CSL_CPINTC_enableSysInterrupt (hnd_UPP, CSL_INTC0_RPINT);
CSL_CPINTC_enableHostInterrupt (hnd_UPP, 9);
CSL_CPINTC_enableAllHostInterrupt(hnd_UPP);
vectId_uPP = CSL_INTC_VECTID_4;
hIntcUpp= CSL_intcOpen (&intcObjUpp, CSL_GEM_INTC0_OUT_9_PLUS_20_MUL_N, &vectId_uPP , NULL);
gpioHandler.handler = (CSL_IntcEventHandler)&upp_isr;//事件句柄指针
gpioHandler.arg = 0; //传递给参数的句柄指针
CSL_intcPlugEventHandler(hIntcUpp, &gpioHandler); //建立事件和句柄的映射关系
CSL_intcHwControl(hIntcUpp,CSL_INTC_CMD_EVTCLEAR,NULL);
CSL_intcHwControl(hIntcUpp, CSL_INTC_CMD_EVTENABLE, NULL);
/***************** interrupt configration for UPP接口 **************************/
}
/*
* =============================================================================
* @func IntcInit
*
* @arg
* NONE
*
* @desc
* 初始化中断
*
* @return
* NONE
*
* =============================================================================
*/
void IntcInit()
{
/*初始化开始*/
intcContext_uPP.eventhandlerRecord = EventHandler_uPP; //事件句柄记录指针
intcContext_uPP.numEvtEntries = 50; //事件入口数目
/* 初始化结束,前面的初始化过程只需要一次,如果需要增加中断处理,直接添加中断矢量
和事件号即可,无需再次初始化,否则会覆盖掉前面的配置(包括事件和其中断服务程序的映射表等)*/
/*初始化中断上下文对象变量，返回状态CSL_SOK*/
CSL_intcInit(&intcContext_uPP);
/*使能非可屏蔽中断*/
CSL_intcGlobalNmiEnable();
/*使能全局中断*/
CSL_intcGlobalEnable(&intc_state_uPP);
if(coreNum == 0)
{
/************************ 1.中断配置-----收图 **************************/
///////////////////////////第一步：EDMACC_GINT事件作为system interrupt通过CPINTC映射到host interrupt////////////
/* open CPINTC0 to map the EDMA completetion ISR event to the host interrupt */
hnd_EDMA_uPP = CSL_CPINTC_open(0);
if (hnd_EDMA_uPP == 0)
{
printf ("Error: Unable to open CPINTC-1\n");
return;
}
glbCpintcHnd[1] = (CSL_CPINTC_RegsOvly)hnd_EDMA_uPP;
//需要根据应用修改EDMA产生的事件编号及CPINTC输出channel号
//tms320c6657.pdf中"EDMA产生的事件编号"对应"CIC0 Event Inputs的22号"，System Event Mapping的CIC0_OUT(8+20*n)的"8"为host interrupt
CSL_CPINTC_mapSystemIntrToChannel (hnd_EDMA_uPP, CSL_INTC0_CPU_3_2_EDMACC_GINT, 8);//system interrupt maping to host interrupt
CSL_CPINTC_enableSysInterrupt (hnd_EDMA_uPP, CSL_INTC0_CPU_3_2_EDMACC_GINT);
CSL_CPINTC_enableHostInterrupt (hnd_EDMA_uPP, 8);
CSL_CPINTC_enableAllHostInterrupt(hnd_EDMA_uPP);
/***************** interrupt configration for EDMA completed ***************/
//////////////////////////////////////第二步：host interrupt号转换为Event ID号，并绑定中断向量号/////////////////////////
/* Opening a intc handle for edma event */
vectId_uPP = CSL_INTC_VECTID_7;
//打开中断向量句柄,建立事件与中断之间的映射关系
//CSL_GEM_INTC0_OUT_8_PLUS_20_MUL_N 即CIC0_OUT(8+20*n)中8+20*n为Event ID
hIntcEdma_uPP = CSL_intcOpen (&intcObjEdma_uPP, CSL_GEM_INTC0_OUT_8_PLUS_20_MUL_N, \
&vectId_uPP , NULL);
/* Association of an EDMA event handler with the INTC routine 关联EDMA事件句柄到INTC程序*/
EventRecord_uPP.handler = &eventEdmaHandler;//EDMA事件句柄指针
EventRecord_uPP.arg = (void*)(hModule_uPP);//hModule_uPP是EMDA通道句柄
CSL_intcPlugEventHandler(hIntcEdma_uPP,&EventRecord_uPP); //建立事件和句柄的映射关系
CSL_intcHwControl(hIntcEdma_uPP,CSL_INTC_CMD_EVTCLEAR,NULL);
/* Enabling event edma 使能EDMA收图完成中断 */
CSL_intcHwControl(hIntcEdma_uPP,CSL_INTC_CMD_EVTENABLE,NULL);
/* Hook up the EDMA event with an completion code function handler */
EdmaEventHook(CSL_EDMA3_CHA_GPINT0, ImgEDMARecCompleted_INT);//收图完成中断
/***************** interrupt configration for EDMA completed ***************/
/*****************2.中断配置-----UPP接口 **************************/
////////////////////////////////////////////////用来与FPGA通信，接收图像//////////////////////////////////////////////////////////////////
/* open CPINTC0 to map the UPP completetion ISR event to the host interrupt */
hnd_UPP = CSL_CPINTC_open(0);
if (hnd_UPP == 0)
{
printf ("Error: Unable to open CPINTC-1\n");
return;
}
glbCpintcHnd[2] = (CSL_CPINTC_RegsOvly)hnd_UPP;
//需要根据应用修改UPP产生的事件编号及CPINTC输出channel号
//CSL_INTC0_RPINT为upp的system interrupt ，9为CIC0_OUT(9+20*n)中的host interrupt
CSL_CPINTC_mapSystemIntrToChannel (hnd_UPP, CSL_INTC0_RPINT, 9);
CSL_CPINTC_enableSysInterrupt (hnd_UPP, CSL_INTC0_RPINT);
CSL_CPINTC_enableHostInterrupt (hnd_UPP, 9);
CSL_CPINTC_enableAllHostInterrupt(hnd_UPP);
vectId_uPP = CSL_INTC_VECTID_4;
//绑定中断向量，即host interrupt转换为event id之后进入INTC绑定vectId_uPP
hIntcUpp= CSL_intcOpen (&intcObjUpp, CSL_GEM_INTC0_OUT_9_PLUS_20_MUL_N, &vectId_uPP , NULL);
gpioHandler.handler = (CSL_IntcEventHandler)&upp_isr;//事件句柄指针
gpioHandler.arg = 0; //传递给参数的句柄指针
CSL_intcPlugEventHandler(hIntcUpp, &gpioHandler); //建立事件和句柄的映射关系
CSL_intcHwControl(hIntcUpp,CSL_INTC_CMD_EVTCLEAR,NULL);
CSL_intcHwControl(hIntcUpp, CSL_INTC_CMD_EVTENABLE, NULL);
/***************** interrupt configration for UPP接口 **************************/
}
}
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;
}
