SFXGE_RX_SCALE_MAX
struct sfxge_evq *evq[SFXGE_RX_SCALE_MAX];
struct sfxge_rxq *rxq[SFXGE_RX_SCALE_MAX];
struct sfxge_txq *txq[SFXGE_TXQ_NTYPES + SFXGE_RX_SCALE_MAX];
KASSERT(index < SFXGE_RX_SCALE_MAX, ("index >= SFXGE_RX_SCALE_MAX"));