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Cleanup of tb for timer core

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Signed-off-by: Joachim Strömbergson <joachim@assured.se>
This commit is contained in:
Joachim Strömbergson 2023-01-20 10:14:44 +01:00
parent 60efb3c25e
commit f020495695
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GPG Key ID: 865B8A548EA61679
1 changed files with 24 additions and 31 deletions
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55
hw/application_fpga/core/timer/tb/tb_timer_core.v
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@ -35,10 +35,9 @@ module tb_timer_core();
reg tb_clk;
reg tb_reset_n;
reg tb_start;
reg tb_stop;
reg [31 : 0] tb_prescaler;
reg [31 : 0] tb_timer;
reg [31 : 0] tb_prescaler_init;
reg [31 : 0] tb_timer_init;
reg tb_start_stop;
wire [31 : 0] tb_curr_timer;
wire tb_ready;
@ -49,10 +48,9 @@ module tb_timer_core();
timer_core dut(
.clk(tb_clk),
.reset_n(tb_reset_n),
.prescaler_value(tb_prescaler),
.timer_value(tb_timer),
.start(tb_start),
.stop(tb_stop),
.prescaler_init(tb_prescaler_init),
.timer_init(tb_timer_init),
.start_stop(tb_start_stop),
.curr_timer(tb_curr_timer),
.ready(tb_ready)
);
@ -99,10 +97,10 @@ module tb_timer_core();
$display("Cycle: %08d", cycle_ctr);
$display("");
$display("Inputs and outputs:");
$display("start: 0x%1x, stop: 0x%1x, ready: 0x%1x",
dut.start, dut.stop, dut.ready);
$display("prescaler_value: 0x%08x, timer_value: 0x%08x",
dut.prescaler_value, dut.timer_value);
$display("prescaler_init: 0x%08x, timer_init: 0x%08x",
dut.prescaler_init, dut.timer_init);
$display("start_stop: 0x%1x, ready: 0x%1x",
dut.start_stop, dut.ready);
$display("");
$display("Internal state:");
$display("prescaler_reg: 0x%08x, prescaler_new: 0x%08x",
@ -174,28 +172,23 @@ module tb_timer_core();
//----------------------------------------------------------------
task init_sim;
begin
cycle_ctr = 0;
error_ctr = 0;
tc_ctr = 0;
tb_monitor = 0;
cycle_ctr = 0;
error_ctr = 0;
tc_ctr = 0;
tb_monitor = 0;
tb_clk = 0;
tb_reset_n = 1;
tb_clk = 0;
tb_reset_n = 1;
tb_start = 1'h0;
tb_stop = 1'h0;
tb_prescaler = 32'h0;
tb_timer = 32'h0;
tb_start_stop = 1'h0;
tb_prescaler_init = 32'h0;
tb_timer_init = 32'h0;
end
endtask // init_sim
//----------------------------------------------------------------
// test()
// Runs an encipher, decipher test with given key and plaintext
// The generated ciphertext is verified with the given ciphertet.
// The generated plaintxt is also verified against the
// given plaintext.
// test1()
//----------------------------------------------------------------
task test1;
begin
@ -204,12 +197,12 @@ module tb_timer_core();
$display("--- test1 started.");
dump_dut_state();
tb_prescaler = 32'h6;
tb_timer = 32'h9;
tb_prescaler_init = 32'h6;
tb_timer_init = 32'h9;
#(CLK_PERIOD);
tb_start = 1'h1;
tb_start_stop = 1'h1;
#(CLK_PERIOD);
tb_start = 1'h0;
tb_start_stop = 1'h0;
wait_ready();
#(CLK_PERIOD);
tb_monitor = 0;