diff options
Diffstat (limited to 'src/rtl')
| -rw-r--r-- | src/rtl/rosc_entropy_core.v | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/src/rtl/rosc_entropy_core.v b/src/rtl/rosc_entropy_core.v index 6fb48ec..eb9dd6e 100644 --- a/src/rtl/rosc_entropy_core.v +++ b/src/rtl/rosc_entropy_core.v @@ -104,6 +104,9 @@ module rosc_entropy_core( // Wires. //---------------------------------------------------------------- reg rosc_we; + + // Ugly in-line Xilinx attribute to preserve the registers. + (* equivalent_register_removal = "no" *) wire [31 : 0] rosc_dout; @@ -127,13 +130,13 @@ module rosc_entropy_core( generate for(i = 0 ; i < 32 ; i = i + 1) begin: oscillators - rosc #(.WIDTH(1)) osc_array(.clk(clk), - .we(rosc_we), - .reset_n(reset_n), - .opa(opa), - .opb(opb), - .dout(rosc_dout[i]) - ); + rosc #(.WIDTH(1)) rosc_array(.clk(clk), + .we(rosc_we), + .reset_n(reset_n), + .opa(opa), + .opb(opb), + .dout(rosc_dout[i]) + ); end endgenerate |