xmon_irq
extern irqreturn_t xmon_irq(int, void *);
if (request_irq(HYDRA_INT_ADB_NMI, xmon_irq, 0, "XMON break",
if (request_irq(i, xmon_irq, IRQF_NO_THREAD, "NMI - XMON", NULL))
if (request_irq(nmi_irq, xmon_irq, IRQF_NO_THREAD,