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https://github.com/openhwgroup/cvw
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Changed testbench to use fopen instead of opening and closing uartfile whenever writing
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@ -256,6 +256,7 @@ module testbench;
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string signame, memfilename, bootmemfilename, uartoutfilename, pathname, rmCmd;
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integer begin_signature_addr, end_signature_addr, signature_size;
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integer uartoutfile;
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assign ResetThreshold = 3'd5;
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@ -355,8 +356,7 @@ module testbench;
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memfilename = {RISCV_DIR, "/linux-testvectors/ram.bin"};
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bootmemfilename = {RISCV_DIR, "/linux-testvectors/bootmem.bin"};
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uartoutfilename = {"logs/", TEST, "_uart.out"};
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rmCmd = {"rm -f ", uartoutfilename};
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unused_int = system(rmCmd); // Delete existing UARToutfile
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uartoutfile = $fopen(uartoutfilename, "wb");
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end
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else memfilename = {pathname, tests[test], ".elf.memfile"};
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if (riscofTest) begin
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@ -383,6 +383,8 @@ module testbench;
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always @(posedge Validate) // added
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`endif
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if(Validate) begin
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if (TEST == "buildroot")
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$fclose(uartoutfile);
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if (TEST == "embench") begin
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// Writes contents of begin_signature to .sim.output file
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// this contains instret and cycles for start and end of test run, used by embench
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@ -602,9 +604,7 @@ module testbench;
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always @(posedge clk) begin
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if (TEST == "buildroot") begin
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if (~dut.uncoregen.uncore.uartgen.uart.MEMWb & dut.uncoregen.uncore.uartgen.uart.uartPC.A == 3'b000 & ~dut.uncoregen.uncore.uartgen.uart.uartPC.DLAB) begin
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memFile = $fopen(uartoutfilename, "ab");
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$fwrite(memFile, "%c", dut.uncoregen.uncore.uartgen.uart.uartPC.Din);
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$fclose(memFile);
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$fwrite(uartoutfile, "%c", dut.uncoregen.uncore.uartgen.uart.uartPC.Din);
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end
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end
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end
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