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Added functionallity to testbench.sv for single elf files.

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This commit is contained in:
Rose Thompson 2024-05-16 13:59:15 -05:00
parent 4c7cec77fe
commit 08601d7270
1 changed files with 30 additions and 11 deletions
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41
testbench/testbench.sv
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@ -68,7 +68,7 @@ module testbench;
logic ResetMem;
// Variables that can be overwritten with $value$plusargs at start of simulation
string TEST;
string TEST, ElfFile;
integer INSTR_LIMIT;
// DUT signals
@ -115,6 +115,10 @@ module testbench;
// look for arguments passed to simulation, or use defaults
if (!$value$plusargs("TEST=%s", TEST))
TEST = "none";
if (!$value$plusargs("ElfFile=%s", ElfFile))
ElfFile = "none";
else begin
end
if (!$value$plusargs("INSTR_LIMIT=%d", INSTR_LIMIT))
INSTR_LIMIT = 0;
@ -221,8 +225,12 @@ module testbench;
"arch32zknh": if (P.ZKNH_SUPPORTED) tests = arch32zknh;
endcase
end
if (tests.size() == 0) begin
$display("TEST %s not supported in this configuration", TEST);
if (tests.size() == 0 & ElfFile == "none") begin
if (tests.size() == 0) begin
$display("TEST %s not supported in this configuration", TEST);
end else if(ElfFile == "none") begin
$display("ElfFile %s not found", ElfFile);
end
$finish;
end
`ifdef MAKEVCD
@ -356,21 +364,23 @@ module testbench;
//end // added
//always @(posedge SelectTest) // added
if(SelectTest) begin
if (riscofTest) memfilename = {pathname, tests[test], "/ref/ref.elf.memfile"};
else if(TEST == "buildroot") begin
if (riscofTest) begin
memfilename = {pathname, tests[test], "/ref/ref.elf.memfile"};
ProgramAddrMapFile = {pathname, tests[test], "/ref/ref.elf.objdump.addr"};
ProgramLabelMapFile = {pathname, tests[test], "/ref/ref.elf.objdump.lab"};
end else if(TEST == "buildroot") begin
memfilename = {RISCV_DIR, "/linux-testvectors/ram.bin"};
bootmemfilename = {RISCV_DIR, "/linux-testvectors/bootmem.bin"};
uartoutfilename = {"logs/", TEST, "_uart.out"};
uartoutfile = $fopen(uartoutfilename, "w"); // delete UART output file
end
else memfilename = {pathname, tests[test], ".elf.memfile"};
if (riscofTest) begin
ProgramAddrMapFile = {pathname, tests[test], "/ref/ref.elf.objdump.addr"};
ProgramLabelMapFile = {pathname, tests[test], "/ref/ref.elf.objdump.lab"};
end else if (TEST == "buildroot") begin
ProgramAddrMapFile = {RISCV_DIR, "/buildroot/output/images/disassembly/vmlinux.objdump.addr"};
ProgramLabelMapFile = {RISCV_DIR, "/buildroot/output/images/disassembly/vmlinux.objdump.lab"};
end else if(ElfFile != "none") begin
memfilename = {ElfFile, ".memfile"};
ProgramAddrMapFile = {ElfFile, ".objdump.addr"};
ProgramLabelMapFile = {ElfFile, ".objdump.lab"};
end else begin
memfilename = {pathname, tests[test], ".elf.memfile"};
ProgramAddrMapFile = {pathname, tests[test], ".elf.objdump.addr"};
ProgramLabelMapFile = {pathname, tests[test], ".elf.objdump.lab"};
end
@ -410,6 +420,15 @@ module testbench;
$display("Embench Benchmark: created output file: %s", outputfile);
end else if (TEST == "coverage64gc") begin
$display("Coverage tests don't get checked");
end else if (ElfFile != "none") begin
$display("Single Elf file tests don't get signatured checked.");
`ifdef VERILATOR // this macro is defined when verilator is used
$finish; // Simulator Verilator needs $finish to terminate simulation.
`elsif SIM_VCS // this macro is defined when vcs is used
$finish; // Simulator VCS needs $finish to terminate simulation.
`else
$stop; // if this is changed to $finish for Questa, wally-batch.do does not go to the next step to run coverage, and wally.do terminates without allowing GUI debug
`endif
end else begin
// for tests with no self checking mechanism, read .signature.output file and compare to check for errors
// clear signature to prevent contamination from previous tests