示例#1
0
static void irq_init(void)
{
	/* clear all pending interrupts */
	CPU_NVIC_UNPEND(0) = 0xffffffff;
	/* enable global interrupts */
	asm("cpsie i");
}
void task_clear_pending_irq(int irq)
{
	CPU_NVIC_UNPEND(0) = 1 << irq;
}