IXGBE_TDH
regs_buff[633 + i] = IXGBE_READ_REG(hw, IXGBE_TDH(i));
IXGBE_READ_REG(hw, IXGBE_TDH(tx_ring->reg_idx)),
IXGBE_WRITE_REG(hw, IXGBE_TDH(reg_idx), 0);
{IXGBE_TDH(0), "TDH"},
case IXGBE_TDH(0):
regs[i] = IXGBE_READ_REG(hw, IXGBE_TDH(i));