def reset(self):
""" Resets the simulator to the initial state """
global controller
#check if an exception has occurred in systemc...
if controller.error == True:
print "\n\nSimulation cannot be restarted since an exception has been thrown!\n\n"
return
# Stop simulation
if (controller.has_started() and not controller.is_ended()):
controller.stop_simulation()
# Delete All
self.__delete_all_helper()
# Reset OSEmulation
cm_wrapper.ConcurrencyEmulatorBase.resetCEBase()
bfdwrapper.BFDWrapper.resetBFDWrapper()
#trapwrapper.OSEmulatorBase.reset()
# Reset component manager
manager.reset()
# Reset power framework
import power
power.reset()
# Reset breakpoints
import breakpoints
breakpoints.reset()
# Reset SystemC (tricky)
scwrapper.sc_get_curr_simcontext().reset()
# Reset controller
controller.reset_controller()
self.controller = None
del globals()['controller']
for script in self.scripting_commands:
del globals()[script.__name__]
#instantiate a new controller and setup scripting commands (for simplicity all commands are restored...)
self.setup_controller(self.interactive)
self.setup_scripting_commands()
def cores_set(self, cores):
"""
Set Pool's cores
Parameters:
cores: Pool's cores
"""
old_cores = self.cores_get()
# create a diff, create a list of cores that were removed from current pool
removed_cores = [core for core in old_cores if core not in cores]
# update pool with new core list
Pool.pools[self.pool]['cores'] = cores
# updated RDT configuration
common.PQOS_API.alloc_assoc_set(cores, self.pool)
# process list of removed cores
# pylint: disable=consider-using-dict-items
for pool_id in Pool.pools:
if pool_id == self.pool:
continue
# check if cores were assigned to another pool,
# if they were, remove them from that pool
Pool.pools[pool_id]['cores'] = \
[core for core in Pool.pools[pool_id]['cores'] if core not in cores]
# filter out cores assigned to other pools
removed_cores = \
[core for core in removed_cores if core not in Pool.pools[pool_id]['cores']]
# Finally assign removed cores back to COS0/"Default" Pool
if removed_cores:
log.debug(f"Cores assigned to COS#0 {removed_cores}")
common.PQOS_API.release(removed_cores)
# Reset power profile settings
if caps.sstcp_enabled() and removed_cores:
power.reset(removed_cores)
def test_reset(self):
class CORE:
def __init__(self, id):
self.core_id = id
self.commit = mock.MagicMock()
CORES_LIST = [CORE(0), CORE(1), CORE(2), CORE(3), CORE(4)]
for val in [[], None]:
assert -1 == power.reset(val)
with mock.patch("power_common.get_pwr_cores",
return_value=CORES_LIST) as mock_get_cores:
assert 0 == power.reset([0, 1, 2])
mock_get_cores.assert_called_once()
for core in CORES_LIST:
if core.core_id in [0, 1, 2]:
core.commit.assert_called_once_with("default")
else:
core.commit.assert_not_called()