def setUp(self):
self.noc = NoC("Network-On-Chip", 4, 4, 12, [1, 1, 1, 1])
self.src = Coordinate(0, 0)
self.dest = Coordinate(2, 2)
self.message = Message(1, 12, 256, 0, 0, self.src, self.dest)
self.packet = Packet(1, self.dest, self.message)
self.flit = self.packet.flits[0]
self.proc_engine = self.noc.router_matrix[0][0].proc_engine
self.router = self.noc.router_matrix[0][0]
self.generation = Generation()
self.generation.set_noc(self.noc)
self.generation.set_square_size(4)
self.noc.link_array_filling()
class TestAnalysisTool(unittest.TestCase):
def setUp(self):
self.noc = NoC("Network-On-Chip", 4, 4, 12, [1, 1, 1, 1])
self.src = Coordinate(0, 0)
self.dest = Coordinate(2, 2)
self.message = Message(1, 12, 256, 0, 0, self.src, self.dest)
self.packet = Packet(1, self.dest, self.message)
self.flit = self.packet.flits[0]
self.proc_engine = self.noc.router_matrix[0][0].proc_engine
self.router = self.noc.router_matrix[0][0]
self.generation = Generation()
self.generation.set_noc(self.noc)
self.generation.set_square_size(4)
self.noc.link_array_filling()
def test_is_links_equal(self):
message1 = Message(1, 12, 256, 0, 0, Coordinate(0, 2),
Coordinate(2, 2))
message2 = Message(1, 12, 256, 0, 0, Coordinate(0, 3),
Coordinate(3, 3))
p1 = self.message.get_xy_path_coordinate(self.noc)
p2 = message1.get_xy_path_coordinate(self.noc)
p3 = message2.get_xy_path_coordinate(self.noc)
self.assertEqual(self.generation.task_overlap(p1, p2), True)
self.assertEqual(self.generation.task_overlap(p1, p3), False)
def test_direction_intersection(self):
self.assertEqual(
len(self.generation.direction_intersection(self.message)), 0)
self.generation.conflict_task_by_axe(self.message, 70, 40, 0)
self.assertGreater(
len(self.generation.direction_intersection(self.message)), 0)
class TestConflictByAxe(unittest.TestCase):
def setUp(self):
self.noc = NoC("Network-On-Chip", 4, 4, 12, [1, 1, 1, 1])
self.src = Coordinate(0, 0)
self.dest = Coordinate(2, 2)
self.message = Message(1, 12, 256, 0, 0, self.src, self.dest)
self.packet = Packet(1, self.dest, self.message)
self.flit = self.packet.flits[0]
self.proc_engine = self.noc.router_matrix[0][0].proc_engine
self.router = self.noc.router_matrix[0][0]
self.generation = Generation()
self.generation.set_noc(self.noc)
self.generation.set_square_size(4)
self.noc.link_array_filling()
def test_xy_path_coordinate(self):
link_array = self.message.get_xy_path_coordinate(self.noc)
self.assertEqual(len(link_array), 4)
self.assertEqual(link_array[0][0], 1)
self.assertEqual(link_array[0][1], 2)
self.assertEqual(link_array[3][0], 7)
self.assertEqual(link_array[3][1], 11)
def test_find_links_outside_interval(self):
link_array = self.message.get_xy_path_coordinate(self.noc)
outside_link = self.generation.find_links_outside_interval(
link_array, 70, 30, 0)
self.assertEqual(len(outside_link), 4)
self.generation.add_utilization_rate_to_link(outside_link[0], 50)
new_outside_link = self.generation.find_links_outside_interval(
link_array, 70, 30, 0)
self.assertEqual(len(new_outside_link), 4)
def test_get_link_direction(self):
link_array = self.message.get_xy_path_coordinate(self.noc)
link = link_array.pop()
self.assertEqual(self.generation.get_link_direction(link), 0)
def test_task_communication_axe(self):
link_array = self.message.get_xy_path_coordinate(self.noc)
router_src = self.noc.get_router_coordinate_by_id(link_array[0][0])
router_dest = self.noc.get_router_coordinate_by_id(link_array[0][1])
router_src_1 = self.noc.get_router_coordinate_by_id(link_array[3][0])
router_dest_1 = self.noc.get_router_coordinate_by_id(link_array[3][1])
axe = (0 if router_src.i == router_dest.i else 1)
self.assertEqual(axe, 0)
axe = (0 if router_src_1.i == router_dest_1.i else 1)
self.assertEqual(axe, 1)
def test_generate_conflict_task_by_axe(self):
link_array = self.message.get_xy_path_coordinate(self.noc)
link = link_array.pop()
router_src = self.noc.get_router_coordinate_by_id(link[0])
router_dest = self.noc.get_router_coordinate_by_id(link[1])
axe = (0 if router_src.i == router_dest.i else 1)
conflict_task = self.generation.generate_conflict_task_by_axe(
[router_src, router_dest], link, axe, 50, 0)
# conflict task generated by the above function has the following characteristics
# from -> to : (0,0) -> (0,1) -> (0,2) -> (0,3) : 3 links
# has a link utilization < 30
self.assertEqual(len(conflict_task.get_xy_path_coordinate(self.noc)),
3)
self.assertLessEqual(conflict_task.get_link_utilization(), 0.3)
def test_conflict_task_by_axe(self):
self.generation.conflict_task_by_axe(self.message, 70, 40, 0)
def main():
# parse input files
input_files = os.popen("ls input").read().split('\n')
del input_files[-1]
# CLI Argument parsing
level = 0
try:
options, args = getopt.getopt(sys.argv[1:], 'dimu:')
except getopt.error as msg:
sys.stdout = sys.stderr
print(msg)
print("""usage: %s [-d|-i] [-u|-m|-]
-d, -i: DEBUG / INFO """ % sys.argv[0])
sys.exit()
for opt, value in options:
if opt in '-d':
level = logging.DEBUG
if opt in '-i':
level = logging.INFO
# file parsing loop
for file in input_files:
Simulation.CLOCK = 0
# NoC Settings
generation = Generation()
generation.config('input/' + file + '/config.yml')
square_size = generation.square_size()
nbvc = generation.nbvc()
vc_size = generation.vc_size()
vc_quantum = generation.vc_quantum()
arbitration = generation.arbitration()
noc = NoC('Network-On-Chip', square_size, nbvc, vc_size, vc_quantum)
generation.set_noc(noc)
# Messages generation
messages = generation.scenario('input/' + file + '/scenario.yml')
# set logging level + log file
logging.basicConfig(level=level,
handlers=[
logging.FileHandler('input/output.log'),
logging.StreamHandler()
])
logging.info(
'###################################################################'
)
logging.info(
'### ReTiNAS - Real-Time Network-on-chip Analysis and Simulation ###'
)
logging.info('------ NoC Configuration ------')
logging.info('\tDimension : %d x %d' % (square_size, square_size))
logging.info('\tVC Number per Input : %d' % nbvc)
logging.info('\tVC Buffer size : %d' % vc_size)
logging.info('\tVC Quantum setting : %s' % vc_quantum)
logging.info('\tArbitration Policy : %s' % arbitration)
logging.info('-------------------------------')
"""
Analysis : Begin
"""
csv = CSVWriter(messages, 1)
csv.generate_csv('input/' + file + '/result_analysis.csv',
arbitration=arbitration,
generation=generation)
"""
Analysis : End
"""
"""
Simulation : Begin
"""
# Simulator Settings
simulation = Simulation(noc, generation.hyperperiod())
for message in messages:
simulation.send_message(message)
# Starting Simulation
logging.info('### Simulation --> START - hyperperiod : %d ###' %
generation.hyperperiod())
simulation.simulate(arbitration)
logging.info('### Simulation --> END ###')
# printing
messages_i = simulation.get_message_instance_tab()
csv = CSVWriter(messages_i, 0)
csv.generate_csv('input/' + file + '/result_sim.csv')
simulation.reset_clock()
"""
def main1():
# Create the SimPy environment. This is the thing that runs the simulation.
env = simpy.Environment()
# parse input files
input_files = os.popen("ls input").read().split('\n')
del input_files[-1]
# CLI Argument parsing
level = 0
try:
options, args = getopt.getopt(sys.argv[1:], 'dimu:')
except getopt.error as msg:
sys.stdout = sys.stderr
print(msg)
print("""usage: %s [-d|-i] [-u|-m|-]
-d, -i: DEBUG / INFO """ % sys.argv[0])
sys.exit()
for opt, value in options:
if opt in '-d':
level = logging.DEBUG
if opt in '-i':
level = logging.INFO
# file parsing loop
for file in input_files:
# NoC Settings
generation = Generation()
generation.config('input/' + file + '/config.yml')
square_size = generation.square_size()
nbvc = generation.nbvc()
vc_size = generation.vc_size()
vc_quantum = generation.vc_quantum()
arbitration = generation.arbitration()
noc = NoC(env, 'Network-On-Chip', square_size, nbvc, vc_size, vc_quantum)
generation.set_noc(noc)
# Messages generation
messages = generation.scenario('input/' + file + '/scenario.yml')
print("Taskset : %d" % len(messages))
print("HP : %d" % generation.hyperperiod())
# set logging level + log file
logging.basicConfig(level=level,
handlers=[
# logging.FileHandler('input/' + file + '/output.log'),
logging.StreamHandler()
])
logging.info('###################################################################')
logging.info('### ReTiNAS - Real-Time Network-on-chip Analysis and Simulation ###')
logging.info('------ NoC Configuration ------')
logging.info('\tDimension : %d x %d' % (square_size, square_size))
logging.info('\tVC Number per Input : %d' % nbvc)
logging.info('\tVC Buffer size : %d' % vc_size)
logging.info('\tVC Quantum setting : %s' % vc_quantum)
logging.info('\tArbitration Policy : %s' % arbitration)
logging.info('-------------------------------')
"""
Analysis : Begin
"""
csv = CSVWriter(messages, arbitration, noc)
csv.analysis_trace_csv('input/' + file + '/result_analysis.csv', messages)
"""
Analysis : End
"""
"""
Simulation : Begin
"""
# Simulator Settings
noc.messages = messages
noc.arbitration = arbitration
for msg in messages:
print(msg)
# Starting Simulation
logging.info('### Simulation --> START - hyperperiod : %d ###' % generation.hyperperiod())
env.run(until=generation.hyperperiod())
# env.run(until=20)
logging.info('### Simulation --> END ###')
# printing
messages_i = noc.messages_instance
csv = CSVWriter(messages_i, 0, noc)
"""
Simulation : End
"""
# Trace generation : Latency
# for msgi in messages_i:
# print("%s ---> Sched :: %s" % (msgi, msgi.is_deadline_met()))
csv.simulation_trace_csv('input/' + file + '/result_sim.csv')
def main_resource_augmentation():
# parse input files
input_files = os.popen("ls input").read().split('\n')
del input_files[-1]
# CLI Argument parsing
level = 0
try:
options, args = getopt.getopt(sys.argv[1:], 'dimu:')
except getopt.error as msg:
sys.stdout = sys.stderr
print(msg)
print("""usage: %s [-d|-i] [-u|-m|-]
-d, -i: DEBUG / INFO """ % sys.argv[0])
sys.exit()
for opt, value in options:
if opt in '-d':
level = logging.DEBUG
if opt in '-i':
level = logging.INFO
# file parsing loop
for file in input_files:
# NoC Settings
generation = Generation()
generation.config('input/' + file + '/config.yml')
square_size = generation.square_size()
nbvc = generation.nbvc() - 1
vc_size = generation.vc_size()
vc_quantum = generation.vc_quantum()
arbitration = generation.arbitration()
# Messages generation
# messages = generation.scenario('input/' + file + '/scenario.yml')
# print("Taskset : %d" % len(messages))
# print("HP : %d" % generation.hyperperiod())
# set logging level + log file
logging.basicConfig(level=level,
handlers=[
# logging.FileHandler('input/' + file + '/output.log'),
logging.StreamHandler()
])
logging.info('###################################################################')
logging.info('### ReTiNAS - Real-Time Network-on-chip Analysis and Simulation ###')
logging.info('------ NoC Configuration ------')
logging.info('\tDimension : %d x %d' % (square_size, square_size))
logging.info('\tVC Number per Input : %d' % nbvc)
logging.info('\tVC Buffer size : %d' % vc_size)
logging.info('\tVC Quantum setting : %s' % vc_quantum)
logging.info('\tArbitration Policy : %s' % arbitration)
logging.info('-------------------------------')
# Starting Simulation
tab = []
for count in range(5):
messages = None
nbvc = generation.nbvc() - 1
vc_quantum = generation.vc_quantum()
vc_quantum.pop()
while True:
# Create the SimPy environment. This is the thing that runs the simulation.
env = simpy.Environment()
nbvc += 1
vc_quantum.append(1)
noc = NoC(env, 'Network-On-Chip', square_size, nbvc, vc_size, vc_quantum)
generation.set_noc(noc)
# Messages generation
if messages is None:
print("GENERATION ----------------------------------")
messages = generation.scenario('input/' + file + '/scenario.yml')
# Simulator Settings
noc.messages = messages
################## 1 - RR ##################
noc.arbitration = arbitration
logging.info('### Simulation --> START - hyperperiod : %d ###' % generation.hyperperiod())
env.run(until=generation.hyperperiod())
# env.run(until=20)
logging.info('### Simulation --> END ###')
# printing
messages_i = noc.messages_instance
csv = CSVWriter(messages_i, 0, noc)
"""
Simulation : End
"""
if is_taskset_deadline_meeting(messages_i):
print(">>>>>>>>>>>>>>>>> FINAL :: NUMBER OF VCS : %d" % len(noc.router_matrix[0][0].inNorth.vcs))
tab.append(len(noc.router_matrix[0][0].inNorth.vcs))
break
else:
# TODO : RA
print(">>>>>>>>>>>>>>>>> NUMBER OF VCS : %d" % len(noc.router_matrix[0][0].inNorth.vcs))
continue
CSVWriter.resource_augmentation_trace_csv('input/' + file + '/resource_augmentation.csv', tab)