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[/] [claw/] [trunk/] [or1200_cpu/] [tb_or1200_wbmux.v] - Rev 4
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//////////////////////////////////////////////////////////////// //// Author: //// //// - Balaji V. Iyer, bviyer@ncsu.edu //// //////////////////////////////////////////////////////////////// `include "timescale.v" `include "or1200_defines.v" module tb_or1200_wbmux(); reg clk; reg rst; reg wb_freeze; reg[`OR1200_RFWBOP_WIDTH-1:0] rfwb_op; reg[`OR1200_RFWBOP_WIDTH-1:0] rfwb_op2; reg[31:0] muxin_a; reg[31:0] muxin_b; reg[31:0] muxin_c; reg[31:0] muxin_d; reg[31:0] muxin_a2; reg[31:0] muxin_b2; reg[31:0] muxin_c2; reg[31:0] muxin_d2; wire[31:0] muxout; wire[31:0] muxout2; wire[31:0] muxreg; wire[31:0] muxreg2; wire muxreg_valid; wire muxreg2_valid; or1200_wbmux or1200_wbmux(.clk(clk), .rst(rst), .wb_freeze(wb_freeze), .rfwb_op(rfwb_op), .rfwb_op2(rfwb_op2), .muxin_a(muxin_a), .muxin_b(muxin_b), .muxin_c(muxin_c), .muxin_d(muxin_d), .muxin_a2(muxin_a2),.muxin_b2(muxin_b2), .muxin_c2(muxin_c2), .muxin_d2(muxin_d2), .muxout(muxout), .muxout2(muxout2), .muxreg(muxreg), .muxreg2(muxreg2), .muxreg_valid(muxreg_valid), .muxreg2_valid(muxreg2_valid)); initial begin #0 rst=0; clk=0; #10 rst=1; #10 rst=0; wb_freeze=0; rfwb_op=3'b1; rfwb_op2=3'd3; muxin_a=32'h12345678; muxin_b=32'h23456789; muxin_c=32'h34567890; muxin_d=32'h4567890A; muxin_a2=32'h90ABCDEF; muxin_b2=32'h0ABCDEF9; muxin_c2=32'hABCDEF90; muxin_d2=32'hBCDEF90A; #10 rfwb_op=3'd3; rfwb_op2=3'd5; #10 rfwb_op=3'd5; rfwb_op2=3'd7; #10 rfwb_op=3'd7; rfwb_op2=3'd1; end always #5 clk = ~clk; endmodule