ixgbe_adv_tx_desc
roundup2(scctx->isc_ntxd[0] * sizeof(union ixgbe_adv_tx_desc) +
txr->tx_base = (union ixgbe_adv_tx_desc *)vaddrs[i];
scctx->isc_ntxd[0] * sizeof(union ixgbe_adv_tx_desc));
txr->tx_base = (union ixgbe_adv_tx_desc *)vaddrs[i*ntxqs];
roundup2(scctx->isc_ntxd[0] * sizeof(union ixgbe_adv_tx_desc) +
union ixgbe_adv_tx_desc *txd = NULL;
union ixgbe_adv_tx_desc *tx_base;