-- eb2 2
dclk_en <= reg(R_COM_ENA)(B_DCLK_EN);
dclk_inv <= reg(R_COM_ENA)(B_DCLK_INV);
--dclk_inv_n <= not(reg(R_COM_ENA)(B_DCLK_INV));

dclk_mode40 <= reg(R_CONTROL)(CTL_DCLK40_MODE);

dclk_ddr_d1 <=
  not(dclk_inv) when (dclk_mode40 = '0') else
  (strobe40_i xor dclk_inv);

dclk_ddr_d2 <=
  dclk_inv when (dclk_mode40 = '0') else
  not (strobe40_i xor dclk_inv);