q80_config_intr_t
q80_config_intr_t *c_intr;
c_intr = (q80_config_intr_t *)ha->hw.mbox;
bzero(c_intr, (sizeof (q80_config_intr_t)));
c_intr->count_version = (sizeof (q80_config_intr_t) >> 2);
(sizeof (q80_config_intr_t) >> 2),