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sample_hwi.c 961 Bytes
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tinyfrog 提交于 2020-12-26 19:18 . update doc info
#include "los_hwi.h"
#include "los_typedef.h"
STATIC VOID HwiUsrIrq(VOID)
{
printf("\n in the func HwiUsrIrq \n");
}
/* cpu0 trigger, cpu0 response */
UINT32 It_Hwi_001(VOID)
{
UINT32 ret;
UINT32 irqNum = 26; /* ppi */
UINT32 irqPri = 0x3;
ret = LOS_HwiCreate(irqNum, irqPri, 0, (HWI_PROC_FUNC)HwiUsrIrq, 0);
if (ret != LOS_OK) {
return LOS_NOK;
}
#ifdef LOSCFG_KERNEL_SMP
ret = LOS_HwiSetAffinity(irqNum, CPUID_TO_AFFI_MASK(ArchCurrCpuid()));
if (ret != LOS_OK) {
return LOS_NOK;
}
#endif
ret = LOS_HwiEnable(irqNum);
if (ret != LOS_OK) {
return LOS_NOK;
}
ret = LOS_HwiTrigger(irqNum);
if (ret != LOS_OK) {
return LOS_NOK;
}
LOS_TaskDelay(1);
ret = LOS_HwiDisable(irqNum);
if (ret != LOS_OK) {
return LOS_NOK;
}
ret = LOS_HwiDelete(irqNum, NULL);
if (ret != LOS_OK) {
return LOS_NOK;
}
return LOS_OK;
}
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