NGE_RX_POLL
rx_poll.poll_val = nge_reg_get32(ngep, NGE_RX_POLL);
nge_reg_put32(ngep, NGE_RX_POLL, rx_poll.poll_val);
rx_poll.poll_val = nge_reg_get32(ngep, NGE_RX_POLL);
nge_reg_put32(ngep, NGE_RX_POLL, rx_poll.poll_val);