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public text v1 · immutableint ist 15
/* Cascaded interrupts from IM0 */
void
danube_hw0_irqdispatch(void)
{
u32 irq;
irq = (*DANUBE_ICU_IM0_IOSR);
/* if int_status == 0, then the interrupt has already been cleared */
if (irq == 0) {
return;
}
irq = ls1bit32 (irq);
if (irq == 22) {
/*clear EBU interrupt */
*(DANUBE_EBU_PCC_ISTAT) |= 0x10;
}
printk("%s:%s[%d] %d\n", __FILE__, __func__, __LINE__, irq + INT_NUM_IM0_IRL0);
do_IRQ ((int) irq + INT_NUM_IM0_IRL0);
return;
}