cf_addr
ca->ca_addr = cf->cf_addr;
va = (void *)cf->cf_addr;
ha->ha_address = cf->cf_addr;
ha->ha_addr = cf->cf_addr;
ia->ia_addr = cf->cf_addr;
if (match->cf_addr == INTIOCF_ADDR_DEFAULT) {
if (xel_probe((paddr_t) match->cf_addr))
addr = (paddr_t) match->cf_addr;