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https://opencores.org/ocsvn/openhmc/openhmc/trunk
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| Rev 11 |
Rev 15 |
| Line 130... |
Line 130... |
assign bit_flip = count_top > (RUN_LIMIT - (GRANULARITY-1) - (REM_BITS ? REM_BITS-1 : GRANULARITY-1));
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assign bit_flip = count_top > (RUN_LIMIT - (GRANULARITY-1) - (REM_BITS ? REM_BITS-1 : GRANULARITY-1));
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`ifdef ASYNC_RES
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`ifdef ASYNC_RES
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always @(posedge clk or negedge res_n) begin `else
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always @(posedge clk or negedge res_n) begin `else
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always @(posedge clk) begin `endif
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always @(posedge clk) begin `endif
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`ifdef RESET_ALL
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if(!res_n) begin
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data_out <= {DWIDTH {1'b0}};
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end else
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`endif
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begin
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if (enable && bit_flip) begin
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data_out <= {data_in[LANE_WIDTH-1:1], ~data_in[0]};
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end else begin
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data_out <= data_in;
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end
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end
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if (!res_n) begin
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if (!res_n) begin
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count_bottom_d1 <= { COUNT_BITS {1'b0}};
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count_bottom_d1 <= { COUNT_BITS {1'b0}};
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no_flip_bottom_d1 <= 1'b0;
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no_flip_bottom_d1 <= 1'b0;
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data_in_bottom_d1 <= 1'b0;
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data_in_bottom_d1 <= 1'b0;
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rf_bit_flip <= 1'b0;
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rf_bit_flip <= 1'b0;
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data_out <= {LANE_WIDTH{1'b0}};
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end else begin
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end else begin
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count_bottom_d1 <= count_bottom;
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count_bottom_d1 <= count_bottom;
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no_flip_bottom_d1 <= no_flip[NUM_CHUNKS-1];
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no_flip_bottom_d1 <= no_flip[NUM_CHUNKS-1];
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data_in_bottom_d1 <= data_in[LANE_WIDTH-1];
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data_in_bottom_d1 <= data_in[LANE_WIDTH-1];
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if (enable && bit_flip) begin
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if (enable && bit_flip) begin
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data_out <= {data_in[LANE_WIDTH-1:1], ~data_in[0]};
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rf_bit_flip <= bit_flip;
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rf_bit_flip <= bit_flip;
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end else begin
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data_out <= data_in;
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end
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end
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end
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end
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end
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end
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endmodule
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endmodule
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