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-rw-r--r--src/tb/tb_chacha_core.v28
1 files changed, 19 insertions, 9 deletions
diff --git a/src/tb/tb_chacha_core.v b/src/tb/tb_chacha_core.v
index 1e729d2..bcd9e0f 100644
--- a/src/tb/tb_chacha_core.v
+++ b/src/tb/tb_chacha_core.v
@@ -162,14 +162,17 @@ module tb_chacha_core();
if (display_cycle_ctr)
begin
$display("cycle = %08x:", cycle_ctr);
- $display("");
+ $display("-----------------");
end
// Display FSM control state and QR, DR counters.
if (display_ctrl_and_ctrs)
begin
- $display("chacha_ctrl_reg = %01x", dut.chacha_ctrl_reg);
+ $display("Control and status:");
+ $display("init = 0x%01x, next = 0x%01x", dut.init, dut.next);
+ $display("ready = 0x%01x, valid = 0x%01x", dut.ready, dut.data_out_valid);
$display("qr_ctr_reg = %01x, dr_ctr_reg = %01x", dut.qr_ctr_reg, dut.dr_ctr_reg);
+ $display("chacha_ctrl_reg = %01x", dut.chacha_ctrl_reg);
$display("");
end
@@ -193,17 +196,24 @@ module tb_chacha_core();
$display("state13_reg = 0x%08x, state13_new = 0x%08x", dut.state_reg[13], dut.state_new[13]);
$display("state14_reg = 0x%08x, state14_new = 0x%08x", dut.state_reg[14], dut.state_new[14]);
$display("state15_reg = 0x%08x, state15_new = 0x%08x", dut.state_reg[15], dut.state_new[15]);
- $display("state_we = 0x%01x", dut.state_we);
+ $display("init_state = 0x%01x, update_state = 0x%01x, state_we = 0x%01x",
+ dut.init_state, dut.update_state, dut.state_we);
$display("");
end
// Display the qround input and outputs.
if (display_qround)
begin
- $display("a = %08x, b = %08x, c = %08x, d = %08x", dut.qr0_a, dut.qr0_b, dut.qr0_c, dut.qr0_d);
- $display("qr0_a_prim = %08x, qr0_b_prim = %08x, qr0_c_prim = %08x, qr0_d_prim = %08x", dut.qr0_a_prim, dut.qr0_b_prim, dut.qr0_c_prim, dut.qr0_d_prim);
+ $display("QR0:");
+ $display("a = 0x%08x, b = 0x%08x, c = 0x%08x, d = 0x%08x",
+ dut.qr0_a, dut.qr0_b, dut.qr0_c, dut.qr0_d);
+ $display("a_prim = 0x%08x, b_prim = 0x%08x, c_prim = 0x%08x, d_prim = 0x%08x",
+ dut.qr0_a_prim, dut.qr0_b_prim, dut.qr0_c_prim, dut.qr0_d_prim);
+ $display("a0 = 0x%08x, a1 = 0x%08x", dut.qr0.qr.a0, dut.qr0.qr.a1);
+ $display("a0_reg = 0x%08x, a0_new = 0x%08x", dut.qr0.a0_reg, dut.qr0.a0_new);
$display("");
end
+ $display("");
end // dut_monitor
@@ -415,21 +425,21 @@ module tb_chacha_core();
dump_state();
// Wait for valid flag and check results.
- @(posedge dut.data_out_valid);
+ @(posedge tb_core_data_out_valid);
dump_state();
if (tb_core_data_out == expected)
begin
$display("*** TC %0d-%0d successful", major, minor);
+ $display("Got: 0x%064x", tb_core_data_out);
$display("");
end
else
begin
$display("*** ERROR: TC %0d-%0d not successful", major, minor);
- $display("Expected: 0x%064x", expected);
$display("Got: 0x%064x", tb_core_data_out);
+ $display("Expected: 0x%064x", expected);
$display("");
-
error_ctr = error_ctr + 1;
end
end
@@ -510,7 +520,7 @@ module tb_chacha_core();
$display(" -- Testbench for chacha_core started --");
$display("");
- set_display_prefs(0, 0, 1, 1, 0);
+ set_display_prefs(1, 1, 1, 1, 1);
qr_tests();
init_dut();
$display("*** State at init:");