Added comments to bus start bench.

test/feature/bus_start_feature_tb.vhd

@@ -131,6 +131,7 @@ package body bus_start_feature is
         ------------------------------------------------------------------------
         -- Turn on Node 1, Wait until it starts transmitting
         ------------------------------------------------------------------------
+        report "Turning ON Node 1.";
         CAN_turn_controller(true, ID_1, mem_bus(1));
         while (protocol_type'VAL(to_integer(unsigned(
                 iout(1).stat_bus(STAT_PC_STATE_HIGH downto STAT_PC_STATE_LOW))))
@@ -143,6 +144,7 @@ package body bus_start_feature is
         -- Modify frame to have ID 9, and insert it to Node 2 for transmission.
         -- Enable Node 2, so that it may start integration.
         ------------------------------------------------------------------------
+        report "Turning ON Node 2.";
         wait_rand_cycles(rand_ctr, mem_bus(1).clk_sys, 10, 11);
         CAN_frame.identifier := 9;
         CAN_send_frame(CAN_frame, 1, ID_2, mem_bus(2), frame_sent);
@@ -161,10 +163,12 @@ package body bus_start_feature is
 
         -- Assuming default timing configuration -> 200 cycles per Bit
         -- Wait through CRC Delimiter + little bit
-        wait_rand_cycles(rand_ctr, mem_bus(1).clk_sys, 210, 210);
+        report "Started delim_ack";
+        wait_rand_cycles(rand_ctr, mem_bus(1).clk_sys, 209, 210);
+        report "Forcing ACK";
         so.bl_inject <= DOMINANT;
         so.bl_force  <= true;
-        wait_rand_cycles(rand_ctr, mem_bus(1).clk_sys, 200, 200);
+        wait_rand_cycles(rand_ctr, mem_bus(1).clk_sys, 200, 201);
         so.bl_force <= false;
         so.bl_inject <= RECESSIVE;
 
@@ -172,12 +176,14 @@ package body bus_start_feature is
         -- Wait until bus is idle.
         ------------------------------------------------------------------------
         CAN_wait_bus_idle(ID_1, mem_bus(1));
+        report "Bus is idle";
 
         ------------------------------------------------------------------------
         -- Now wait until another frame is transmitted. This one should be
         -- arbitrated, and Node 2 should have won.
         ------------------------------------------------------------------------
         CAN_wait_frame_sent(ID_1, mem_bus(1));
+        report "Second frame was sent!";
 
         ------------------------------------------------------------------------
         -- Read status of RX Buffer in Node 1! It should have sent ACK and
@@ -186,6 +192,7 @@ package body bus_start_feature is
         -- minimal necessary time, and test fails!
         ------------------------------------------------------------------------
         get_rx_buf_state(rx_state, ID_1, mem_bus(1));
+        report "Read RX Buffer state";
 
         if (rx_state.rx_empty) then
             -- LCOV_EXCL_START