mirror of https://github.com/VLSIDA/OpenRAM.git
65 lines
2.1 KiB
Python
Executable File
65 lines
2.1 KiB
Python
Executable File
#!/usr/bin/env python3
|
|
"""
|
|
Run a regression test on various srams
|
|
"""
|
|
|
|
import unittest
|
|
from testutils import header,openram_test
|
|
import sys,os
|
|
sys.path.append(os.path.join(sys.path[0],".."))
|
|
import globals
|
|
from globals import OPTS
|
|
from sram_factory import factory
|
|
import debug
|
|
|
|
class delay_model_test(openram_test):
|
|
|
|
def runTest(self):
|
|
globals.init_openram("config_20_{0}".format(OPTS.tech_name))
|
|
OPTS.spice_name="hspice"
|
|
OPTS.analytical_delay = False
|
|
OPTS.netlist_only = True
|
|
OPTS.trim_netlist = False
|
|
debug.info(1, "Trimming disabled for this test. Simulation could be slow.")
|
|
|
|
# This is a hack to reload the characterizer __init__ with the spice version
|
|
from importlib import reload
|
|
import characterizer
|
|
reload(characterizer)
|
|
|
|
from characterizer import model_check
|
|
from sram_config import sram_config
|
|
c = sram_config(word_size=4,
|
|
num_words=16,
|
|
num_banks=1)
|
|
c.words_per_row=1
|
|
c.recompute_sizes()
|
|
debug.info(1, "Testing timing for sample 1bit, 16words SRAM with 1 bank")
|
|
s = factory.create(module_type="sram", sram_config=c)
|
|
|
|
tempspice = OPTS.openram_temp + "temp.sp"
|
|
s.sp_write(tempspice)
|
|
|
|
probe_address = "1" * s.s.addr_size
|
|
probe_data = s.s.word_size - 1
|
|
debug.info(1, "Probe address {0} probe data bit {1}".format(probe_address, probe_data))
|
|
|
|
corner = (OPTS.process_corners[0], OPTS.supply_voltages[0], OPTS.temperatures[0])
|
|
mc = model_check(s.s, tempspice, corner)
|
|
import tech
|
|
loads = [tech.spice["msflop_in_cap"]*4]
|
|
slews = [tech.spice["rise_time"]*2]
|
|
sram_data = mc.analyze(probe_address, probe_data, slews, loads)
|
|
#Combine info about port into all data
|
|
|
|
#debug.info(1,"Data:\n{}".format(wl_data))
|
|
|
|
globals.end_openram()
|
|
|
|
# run the test from the command line
|
|
if __name__ == "__main__":
|
|
(OPTS, args) = globals.parse_args()
|
|
del sys.argv[1:]
|
|
header(__file__, OPTS.tech_name)
|
|
unittest.main()
|