bnx2x_emac_enable
bnx2x_emac_enable(params, vars, 1);
bnx2x_emac_enable(params, vars, 0);
bnx2x_emac_enable(params, vars, 0);
bnx2x_emac_enable(params, vars, 0);
bnx2x_emac_enable(params, vars, 0);