update cputime_cortexm.c support 64bit.
@@ -24,7 +24,7 @@ static float cortexm_cputime_getres(void)
return ret;
}
-static uint32_t cortexm_cputime_gettime(void)
+static uint64_t cortexm_cputime_gettime(void)
{
return DWT->CYCCNT;
}
