IXGBE_IVAR
reg_val = IXGBE_READ_REG(hw, IXGBE_IVAR(0));
if (ivar = IXGBE_READ_REG(hw, IXGBE_IVAR(i))) {
ivar = IXGBE_READ_REG(hw, IXGBE_IVAR(index));
IXGBE_WRITE_REG(hw, IXGBE_IVAR(index), ivar);
IXGBE_IVAR(intr_alloc_entry >> 1));
IXGBE_WRITE_REG(hw, IXGBE_IVAR(intr_alloc_entry >> 1),
ivar = IXGBE_READ_REG(hw, IXGBE_IVAR(index));
IXGBE_WRITE_REG(hw, IXGBE_IVAR(index), ivar);
IXGBE_IVAR(intr_alloc_entry >> 1));
IXGBE_WRITE_REG(hw, IXGBE_IVAR(intr_alloc_entry >> 1),
ivar = IXGBE_READ_REG(hw, IXGBE_IVAR(index));
IXGBE_WRITE_REG(hw, IXGBE_IVAR(index), ivar);
IXGBE_IVAR(intr_alloc_entry >> 1));
IXGBE_WRITE_REG(hw, IXGBE_IVAR(intr_alloc_entry >> 1),
IXGBE_WRITE_REG(hw, IXGBE_IVAR(v_idx), 0);
IXGBE_WRITE_REG(hw, IXGBE_IVAR(v_idx), 0);