PCIEB_LADDR
base = PCIEB_LADDR(base, io_base_hi);
limit = PCIEB_LADDR(limit, io_limit_hi);
base = PCIEB_LADDR(base, io_base_hi);
limit = PCIEB_LADDR(limit, io_limit_hi);
#define PCIEB_32bit_MEMADDR(addr) (PCIEB_LADDR(0, ((uint16_t)(addr) & 0xFFF0)))