enahw_tx_data_desc_t
CTASSERT(sizeof (enahw_tx_data_desc_t) == 16);
CTASSERT(sizeof (enahw_tx_data_desc_t) == sizeof (enahw_tx_meta_desc_t));
CTASSERT(sizeof (enahw_tx_data_desc_t) == sizeof (enahw_tx_desc_t));
enahw_tx_data_desc_t etd_data;
uint16_t req_id, uint8_t phase, enahw_tx_data_desc_t *desc,
enahw_tx_data_desc_t *desc;
desc = (enahw_tx_data_desc_t *)(buf + sizeof (enahw_tx_desc_t));
tcb->etcb_id, enahw_tx_data_desc_t *, desc);