ddr3_ctrl_wb: save the last valid value of we.

73878a95 · Tristan Gingold · adaeb417 · 73878a95
Commit 73878a95 authored Jul 25, 2019 by Tristan Gingold
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ddr3_ctrl_wb.vhd hdl/rtl/ddr3_ctrl_wb.vhd +4 -1

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--- a/hdl/rtl/ddr3_ctrl_wb.vhd
+++ b/hdl/rtl/ddr3_ctrl_wb.vhd
@@ -183,7 +183,10 @@ begin
      else
        wb_cyc_d <= wb_cyc_i;
        wb_stb_d <= wb_stb_valid;
-        wb_we_d  <= wb_we_i;
+        if wb_stb_valid = '1' then
+          --  Save the last value of we when valid.
+          wb_we_d  <= wb_we_i;
+        end if;
      end if;
    end if;
  end process p_wb_cyc_f_edge;