SYSIO_ICLR_SLOT2  640 arch/sparc/kernel/prom_irqtrans.c #define SYSIO_ICLR_SLOT2	0x3488UL
SYSIO_ICLR_SLOT2  202 arch/sparc/kernel/sbus.c #define SYSIO_ICLR_SLOT2	0x3488UL