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tb: Make trng selftesting

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- Exit with the right error code
This commit is contained in:
Daniel Jobson 2024-11-21 15:28:20 +01:00
parent ac853c87ec
commit c637c745cc
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1 changed files with 18 additions and 2 deletions
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20
hw/application_fpga/core/trng/tb/tb_trng.v
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@ -177,7 +177,7 @@ module tb_trng ();
// the word read will be available in the global variable
// read_data.
//----------------------------------------------------------------
task read_word(input [ 7 : 0] address, input [31 : 0] expected);
task read_word(input [7 : 0] address, input [31 : 0] expected);
begin : read_word
reg [31 : 0] read_data;
@ -221,6 +221,22 @@ module tb_trng ();
end
endtask // test1
//----------------------------------------------------------------
// exit_with_error_code()
//
// Exit with the right error code
//----------------------------------------------------------------
task exit_with_error_code;
begin
if (error_ctr == 0) begin
$finish(0);
end
else begin
$fatal(1);
end
end
endtask // exit_with_error_code
//----------------------------------------------------------------
// trng_test
@ -240,7 +256,7 @@ module tb_trng ();
$display(" -= Testbench for trng completed =-");
$display(" ==============================");
$display("");
$finish;
exit_with_error_code();
end // trng_test
endmodule // tb_trng