Vivado 2019.2でUVMが使えるようになっていたので試してみた話その２。 ここの サンプルをUVM1.2向けにしながら動作を確認しました。
環境
Ubuntu 18.04 Vivado 2019.2 UVM 1.2
テストベンチ
ひとまず波形の出力とログの確認ができたので一度終了。 後で続きやりたくなるかもしれないのでアップ。
`timescale 1ns/1ps
interface sample_if(input logic clk, rstz);
logic[7:0] addr,data;
logic valid;
endinterface
module tb_uvm_test;
`include "uvm_macros.svh"
import uvm_pkg::*;
class sample_seq_item extends uvm_sequence_item;
rand logic [7:0] addr, data;
`uvm_object_utils_begin(sample_seq_item)
`uvm_field_int (addr, UVM_DEFAULT)
`uvm_field_int (data, UVM_DEFAULT)
`uvm_object_utils_end
function new (string name = "sample_seq_item_inst");
super.new(name);
endfunction : new
endclass
class sample_sequencer extends uvm_sequencer #(sample_seq_item);
`uvm_component_utils(sample_sequencer)
`uvm_new_func
task run_phase(uvm_phase phase);
uvm_report_info("SEQR","Hi I am Sequencer");
endtask
endclass
class sample_driver extends uvm_driver #(sample_seq_item);
`uvm_component_utils(sample_driver)
virtual sample_if vif;
function new (string name ="sample_driver", uvm_component parent);
super.new(name, parent);
endfunction
function void build_phase(uvm_phase phase);
super.build_phase(phase);
if(!uvm_config_db#(virtual sample_if)::get(this, "", "vif", vif))
`uvm_fatal("NOVIF",{"virtual interface must be set for: ",get_full_name(),".vif"});
endfunction: build_phase
task run_phase(uvm_phase phase);
sample_seq_item trans_item;
vif.valid = 1'b0;
uvm_report_info("DRIVER", "Hi! I am sample_driver");
@(posedge vif.rstz);// wait negate reset
forever begin
seq_item_port.get_next_item(trans_item);
// get several value from trans_item and drive
// signals, receive signals via virtual interface
@(posedge vif.clk);
vif.valid <= 1'b1;
vif.addr <= trans_item.addr;
vif.data <= trans_item.data;
@(posedge vif.clk) vif.valid <= 1'b0;
seq_item_port.item_done();
end
endtask
endclass
class sample_monitor extends uvm_monitor;
`uvm_component_utils(sample_monitor)
virtual sample_if vif;
function new(string name="sample_monitor", uvm_component parent);
super.new(name, parent);
endfunction
function void build_phase(uvm_phase phase);
super.build_phase(phase);
if(!uvm_config_db#(virtual sample_if)::get(this, "", "vif", vif))
`uvm_fatal("NOVIF",{"virtual interface must be set for:", get_full_name(), ".vif"});
endfunction: build_phase
task run_phase(uvm_phase phase);
uvm_report_info("MONITOR","Hi! I am sample_monitor");
fork
//check_clock;
check_trans;
join
endtask
task check_trans;
forever begin
@(posedge vif.valid) uvm_report_info("MON", $sformatf("addr=%02Xh, data=%02Xh", vif.addr, vif.data));
end
endtask;
task check_clock;
forever begin
wait(vif.clk===1'b0);
uvm_report_info("MON", "fall clock");
wait(vif.clk===1'b1);
uvm_report_info("MON", "rise clock");
end
endtask
endclass
class sample_agent extends uvm_agent;
`uvm_component_utils(sample_agent)
`uvm_new_func
sample_driver driver;
sample_sequencer sequencer;
sample_monitor monitor;
function void build_phase(uvm_phase phase);
driver = sample_driver::type_id::create("driver",this);
sequencer = sample_sequencer::type_id::create("sequencer",this);
monitor = sample_monitor::type_id::create("monitor",this);
endfunction
function void connect_phase(uvm_phase phase);
if(get_is_active() == UVM_ACTIVE) begin
driver.seq_item_port.connect(sequencer.seq_item_export);
end
endfunction
task run_phase(uvm_phase phase);
uvm_report_info("AGENT", "Hi! I am Agent");
endtask
endclass
class sample_env extends uvm_env;
`uvm_component_utils(sample_env)
`uvm_new_func
sample_agent agent;
function void build_phase(uvm_phase phase);
super.build_phase(phase);
agent = sample_agent::type_id::create("agent",this);
endfunction
endclass
virtual class sample_base_sequence extends uvm_sequence #(sample_seq_item);
function new(string name="sample_base_seq");
super.new(name);
endfunction
virtual task pre_body();
if(starting_phase != null) begin
`uvm_info(get_type_name(),
$sformatf("%s pre_body() raising %s objection",
starting_phase.get_name()), UVM_MEDIUM);
starting_phase.raise_objection(this);
end
endtask
// Drop the objection in the post_body so the objection is removed when
// the root sequence is complete.
virtual task post_body();
if(starting_phase != null) begin
`uvm_info(get_type_name(),
$sformatf("%s post_bodu() dropping %s objection",
get_sequence_path(),
starting_phase.get_name()), UVM_MEDIUM);
starting_phase.drop_objection(this);
end
endtask
endclass
class issue_one_trans_seq extends sample_base_sequence;
`uvm_object_utils(issue_one_trans_seq)
function new(string name="issue_one_trans_seq");
super.new(name);
endfunction
virtual task body();
sample_seq_item trans_item;
$display("I am issue_one_trans_seq");
`uvm_create(trans_item)
trans_item.addr = 8'h00;
trans_item.data = 8'h10;
`uvm_send(trans_item)
#1000;
endtask
endclass
class test extends uvm_test;
`uvm_component_utils(test)
`uvm_new_func
sample_env env;
virtual function void build_phase(uvm_phase phase);
env=sample_env::type_id::create("env",this);
super.build_phase(phase);
endfunction
task run_phase(uvm_phase phase);
issue_one_trans_seq seq = issue_one_trans_seq::type_id::create("seq");
uvm_report_info("TEST", "Hello World from class test");
phase.raise_objection(this);
seq.start(env.agent.sequencer);
phase.drop_objection(this);
endtask
endclass
class sample_test extends uvm_test;
`uvm_component_utils(sample_test)
sample_env env;
function new (string name="sample_test", uvm_component parent=null);
super.new(name,parent);
endfunction
function void build_phase(uvm_phase phase);
super.build_phase(phase);
env = sample_env::type_id::create("env",this);
endfunction
task run_phase(uvm_phase phase);
uvm_report_info("TEST", "Hello World from sample_test");
endtask
endclass
logic clk, rstz;
sample_if sif(clk, rstz);// interface
initial begin
fork
begin
clk = 1'b1;
#100;
forever #50 clk = ~clk;
end
begin
rstz = 1'b0;
#100;
rstz = 1'b1;
end
join
end
initial begin
`uvm_info("info", "Hello World from initial block", UVM_LOW)
uvm_config_db#(virtual sample_if)::set(uvm_root::get(), "*", "vif", sif);
run_test("test");
end
endmodule実行結果
$ ninja open_tb_uvm_test
[1/4] Generating sim/work/xsim/compile_tb_uvm_test.timestamp
tb_uvm_test.sh - Script generated by export_simulation (Vivado v2019.2 (64-bit)-id)
INFO: [VRFC 10-2263] Analyzing SystemVerilog file "/home/akira/work/hls/ICS_IF/test/src/tb_uvm_test.sv" into library xil_defaultlib
INFO: [VRFC 10-311] analyzing module tb_uvm_test
INFO: [VRFC 10-2263] Analyzing Verilog file "/home/akira/work/hls/ICS_IF/build/sim/work/tb_uvm_test/xsim/glbl.v" into library xil_defaultlib
INFO: [VRFC 10-311] analyzing module glbl
[2/4] Generating sim/work/xsim/elaborate_tb_uvm_test.timestamp
tb_uvm_test.sh - Script generated by export_simulation (Vivado v2019.2 (64-bit)-id)
Vivado Simulator 2019.2
Copyright 1986-1999, 2001-2019 Xilinx, Inc. All Rights Reserved.
Running: /opt/Xilinx/Vivado/2019.2/bin/unwrapped/lnx64.o/xelab --relax -L uvm --debug typical --mt auto -L xil_defaultlib -L xilinx_vip -L unisims_ver -L unimacro_ver -L secureip -L xpm --snapshot tb_uvm_test xil_defaultlib.tb_uvm_test xil_defaultlib.glbl -log tb_uvm_test_elaborate.log
Multi-threading is on. Using 2 slave threads.
Starting static elaboration
Pass Through NonSizing Optimizer
WARNING: [VRFC 10-3522] missing or empty argument against format specification for 'sformatf' [/home/akira/work/hls/ICS_IF/test/src/tb_uvm_test.sv:132]
Completed static elaboration
Starting simulation data flow analysis
WARNING: [XSIM 43-4100] "/home/akira/work/hls/ICS_IF/test/src/tb_uvm_test.sv" Line 8. Module tb_uvm_test has a timescale but at least one module in design doesn't have timescale.
WARNING: [XSIM 43-4100] "/home/akira/work/hls/ICS_IF/test/src/tb_uvm_test.sv" Line 2. Module sample_if has a timescale but at least one module in design doesn't have timescale.
WARNING: [XSIM 43-4100] "/home/akira/work/hls/ICS_IF/build/sim/work/tb_uvm_test/xsim/glbl.v" Line 6. Module glbl has a timescale but at least one module in design doesn't have timescale.
Completed simulation data flow analysis
Time Resolution for simulation is 1ps
Compiling package uvm.uvm_pkg
Compiling package std.std
Compiling module xil_defaultlib.sample_if
Compiling module xil_defaultlib.tb_uvm_test
Compiling module xil_defaultlib.glbl
Built simulation snapshot tb_uvm_test
[3/4] Generating sim/work/xsim/tb_uvm_test.wdb
tb_uvm_test.sh - Script generated by export_simulation (Vivado v2019.2 (64-bit)-id)
****** xsim v2019.2 (64-bit)
**** SW Build 2708876 on Wed Nov 6 21:39:14 MST 2019
**** IP Build 2700528 on Thu Nov 7 00:09:20 MST 2019
** Copyright 1986-2019 Xilinx, Inc. All Rights Reserved.
source xsim.dir/tb_uvm_test/xsim_script.tcl
# xsim {tb_uvm_test} -autoloadwcfg -tclbatch {cmd.tcl} -key {Behavioral:sim_1:Functional:tb_uvm_test} -protoinst {protoinst_files/ics_if.protoinst} -protoinst {protoinst_files/ics_if.protoinst} -protoinst {protoinst_files/sim_ics_if.protoinst}
Vivado Simulator 2019.2
INFO: [Wavedata 42-565] Reading protoinst file protoinst_files/ics_if.protoinst
WARNING: [Wavedata 42-558] Couldn't load one or more protocol instances from protoinst file protoinst_files/ics_if.protoinst for the following reason(s):
There are no instances of module "ics_if" in the design.
INFO: [Wavedata 42-565] Reading protoinst file protoinst_files/ics_if.protoinst
WARNING: [Wavedata 42-558] Couldn't load one or more protocol instances from protoinst file protoinst_files/ics_if.protoinst for the following reason(s):
There are no instances of module "ics_if" in the design.
INFO: [Wavedata 42-565] Reading protoinst file protoinst_files/sim_ics_if.protoinst
WARNING: [Wavedata 42-558] Couldn't load one or more protocol instances from protoinst file protoinst_files/sim_ics_if.protoinst for the following reason(s):
There are no instances of module "sim_ics_if" in the design.
Time resolution is 1 ps
source cmd.tcl
## set curr_wave [current_wave_config]
## if { [string length $curr_wave] == 0 } {
## if { [llength [get_objects]] > 0} {
## add_wave /
## set_property needs_save false [current_wave_config]
## } else {
## send_msg_id Add_Wave-1 WARNING "No top level signals found. Simulator will start without a wave window. If you want to open a wave window go to 'File->New Waveform Configuration' or type 'create_wave_config' in the TCL console."
## }
## }
## log_wave -r /
WARNING: [Simtcl 6-197] One or more HDL objects could not be logged because of object type or size limitations. To see details please rerun the command with -verbose (-v).
## run -all
UVM_INFO /proj/xbuilds/SWIP/2019.2_0924_1936/installs/lin64/Vivado/2019.2/data/system_verilog/uvm_1.2/xlnx_uvm_package.sv(18601) @ 0: reporter [UVM/RELNOTES]
(Specify +UVM_NO_RELNOTES to turn off this notice)
with `UVM_OBJECT_DO_NOT_NEED_CONSTRUCTOR undefined.
You are using a version of the UVM library that has been compiled
with `UVM_NO_DEPRECATED undefined.
You are using a version of the UVM library that has been compiled
*********** IMPORTANT RELEASE NOTES ************
----------------------------------------------------------------
(C) 2013-2014 NVIDIA Corporation
(C) 2011-2013 Cypress Semiconductor Corp.
(C) 2006-2014 Synopsys, Inc.
(C) 2007-2014 Cadence Design Systems, Inc.
(C) 2007-2014 Mentor Graphics Corporation
----------------------------------------------------------------
UVM_INFO /home/akira/work/hls/ICS_IF/test/src/tb_uvm_test.sv(212) @ 0: reporter [info] Hello World from initial block
UVM_INFO @ 0: reporter [RNTST] Running test test...
UVM_INFO /proj/xbuilds/SWIP/2019.2_0924_1936/installs/lin64/Vivado/2019.2/data/system_verilog/uvm_1.2/xlnx_uvm_package.sv(20867) @ 0: reporter [UVM/COMP/NAMECHECK] This implementation of the component name checks requires DPI to be enabled
UVM_INFO @ 0: uvm_test_top [TEST] Hello World from class test
UVM_INFO @ 0: uvm_test_top.env.agent [AGENT] Hi! I am Agent
UVM_INFO @ 0: uvm_test_top.env.agent.sequencer [SEQR] Hi I am Sequencer
UVM_INFO @ 0: uvm_test_top.env.agent.monitor [MONITOR] Hi! I am sample_monitor
UVM_INFO @ 0: uvm_test_top.env.agent.driver [DRIVER] Hi! I am sample_driver
I am issue_one_trans_seq
UVM_INFO @ 200000: uvm_test_top.env.agent.monitor [MON] addr=00h, data=10h
UVM_INFO /proj/xbuilds/SWIP/2019.2_0924_1936/installs/lin64/Vivado/2019.2/data/system_verilog/uvm_1.2/xlnx_uvm_package.sv(19968) @ 1300000: reporter [TEST_DONE] 'run' phase is ready to proceed to the 'extract' phase
UVM_INFO /proj/xbuilds/SWIP/2019.2_0924_1936/installs/lin64/Vivado/2019.2/data/system_verilog/uvm_1.2/xlnx_uvm_package.sv(13673) @ 1300000: reporter [UVM/REPORT/SERVER] [info] 1
[UVM/RELNOTES] 1
[UVM/COMP/NAMECHECK] 1
[TEST_DONE] 1
[TEST] 1
[SEQR] 1
[RNTST] 1
[MONITOR] 1
[MON] 1
[DRIVER] 1
[AGENT] 1
** Report counts by id
UVM_FATAL : 0
UVM_ERROR : 0
UVM_WARNING : 0
UVM_INFO : 11
** Report counts by severity
--- UVM Report Summary ---
$finish called at time : 1300 ns : File "/proj/xbuilds/SWIP/2019.2_0924_1936/installs/lin64/Vivado/2019.2/data/system_verilog/uvm_1.2/xlnx_uvm_package.sv" Line 18699
## quit
INFO: [Common 17-206] Exiting xsim at Fri Jul 24 07:02:17 2020...
[4/4] cd /home/akira/work/hls/ICS_IF/build && /opt/Xilinx/Vivado/2019.2/bin/v....tcl -tclargs /home/akira/work/hls/ICS_IF/build/sim/work/xsim/tb_uvm_test.wdb
****** Vivado v2019.2 (64-bit)
**** SW Build 2708876 on Wed Nov 6 21:39:14 MST 2019
**** IP Build 2700528 on Thu Nov 7 00:09:20 MST 2019
** Copyright 1986-2019 Xilinx, Inc. All Rights Reserved.
source /home/akira/work/vivado_cmake_helper/vivado_open_wdb.tcl
# set wdbfile_name [lindex $argv 0]
# start_gui
INFO: [Common 17-206] Exiting Vivado at Fri Jul 24 07:02:55 2020...波形
参考ページ
https://sites.google.com/site/playsystemverilog/uvm/uvm-introduction-for-10days https://www.accellera.org/images/downloads/standards/uvm/uvm_users_guide_1.2.pdf
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