def init_parameters(self, dut_params={}, verbose=True):
'''|
| Assign values to parameters. The values are provided from unit tests.
| If a value for a parameter is not provided, then the default value is used.
| Default value is always given when creating a Parameter object)
|________'''
for def_param in self.get_parameters():
if def_param.inst_name in dut_params.keys():
def_param.value = dut_params[def_param.inst_name]
elif verbose:
mylog.warn("No initial value provided for parameter '%s'. The default value (%s = %s) will be used." % (def_param, def_param, def_param.value))
def get_all_parameters(self, overwrite_params={}, verbose=False):
'''|
| Returns OrderedDict of all parameters (unique). Overwrites the parameters given in overwrite_params
|________'''
params = OrderedDict([(parameter.inst_name, parameter.value) for parameter in self.get_parameters()])
for x in params.keys():
if x in overwrite_params:
params[x] = overwrite_params[x]
elif verbose:
mylog.warn("No initial value provided for parameter '%s'. The default value (%s = %s) will be used." % (x, x, params[x]))
return params
def check_config(self, cname):
'''|
| Check test configuration
| Determine the end-of-simulation conditions: len of stim_ and ref_ lists
|________'''
mylog.info(cname + ": " + self.impl2string(self.models))
conf_str = self.dict2string(self.tb_config)
if conf_str != '':
mylog.info("Configuration: " + conf_str)
if self.dut_params != {}:
mylog.info("DUT parameters: " + self.params2string(self.dut_params))
mty_stim_list = True
stim_not_present = True
for key,val in self.tst_data.iteritems():
if "stim" in key:
stim_not_present = False
if val != [] and "file" in val[0]:
num_payloads = sum(1 for line in open(val[0]["file"]))
self.cond_sim_end[key[5:]] = num_payloads
else:
self.cond_sim_end[key[5:]] = len(val)
if self.cond_sim_end[key[5:]] > 0:
mty_stim_list = False
if stim_not_present or mty_stim_list:
mylog.info("No stimuli provided")
no_ref_data = True
for key,val in self.ref_data.iteritems():
if val[0] != [] and "file" in val[0][0]:
num_payloads = sum(1 for line in open(val[0][0]["file"]))
self.cond_sim_end[key] = num_payloads
else:
self.cond_sim_end[key] = len(val[0])
if self.cond_sim_end[key] > 0:
no_ref_data = False
# To avoid endless simulation
if self.tb_config["simulation_time"] == "auto" and (stim_not_present or mty_stim_list) and no_ref_data:
self.tb_config["simulation_time"] = 5
mylog.warn("Simulation time ca not be determined! Selecting a constant simulation time.")