#define IRQ_EMU                 0       /* Emulation */
#define IRQ_RST                 1       /* reset */
#define IRQ_NMI                 2       /* Non Maskable */
#define IRQ_EVX                 3       /* Exception */
#define IRQ_UNUSED              4       /*  - unused interrupt */
#define IRQ_HWERR               5       /* Hardware Error */
#define IRQ_CORETMR             6       /* Core timer */