XIO_ADDR_BITS      46 arch/mips/include/asm/xtalk/xtalk.h #define XIO_ADDR(x)	((x)&XIO_ADDR_BITS)
XIO_ADDR_BITS      48 arch/mips/include/asm/xtalk/xtalk.h #define XIO_PACK(p, o)	((((uint64_t)(p))<<XIO_PORT_SHIFT) | ((o)&XIO_ADDR_BITS))