SYSIO_IMAP_SLOT2  567 arch/sparc/kernel/prom_irqtrans.c #define SYSIO_IMAP_SLOT2	0x2c10UL
SYSIO_IMAP_SLOT2  131 arch/sparc/kernel/sbus.c #define SYSIO_IMAP_SLOT2	0x2c10UL