IXGBE_VT_CTL_VT_ENABLE
if (!(IXGBE_READ_REG(hw, IXGBE_VT_CTL) & IXGBE_VT_CTL_VT_ENABLE))
vtctl |= IXGBE_VT_CTL_VT_ENABLE | IXGBE_VT_CTL_REPLEN;
vtctl |= IXGBE_VT_CTL_VT_ENABLE | IXGBE_VT_CTL_REPLEN;
vtctl = IXGBE_VT_CTL_VT_ENABLE | IXGBE_VT_CTL_REPLEN;