tus is returned for interrupts which cannot be identified by irqn.</p>
<p>For Arm GIC the default implementation looks like the following example:</p>
<div class="fragment"><div class="line">uint32_t <a class="code" href="group__irq__ctrl__gr.html#gaa399f9169f136b3930f0d50247aa22fc">IRQ_GetPending</a> (<a class="code" href="irq__ctrl_8h.html#ac62964c04a7fed2c84aeea9e34f415e2">IRQn_ID_t</a> irqn) {</div>
<div class="line">  uint32_t pending;</div>
<div class="line"> </div>
<div class="line">  <span class="ke