Source code for spinn_front_end_common.interface.interface_functions.routing_setup
# Copyright (c) 2017 The University of Manchester
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from spinn_utilities.progress_bar import ProgressBar
from spinnman.constants import ROUTER_REGISTER_REGISTERS
from spinnman.model import DiagnosticFilter
from spinnman.model.enums import (
DiagnosticFilterDefaultRoutingStatus, DiagnosticFilterPacketType,
DiagnosticFilterSource)
from spinn_front_end_common.data import FecDataView
[docs]def routing_setup():
"""
Initialises the routers.
.. note::
This does not load any routes into them.
:param ~spinnman.transceiver.Transceiver transceiver:
"""
transceiver = FecDataView.get_transceiver()
routing_tables = FecDataView.get_uncompressed().routing_tables
progress = ProgressBar(len(routing_tables), "Preparing Routing Tables")
# Clear the routing table for each router that needs to be set up
# and set up the diagnostics
for router_table in progress.over(routing_tables):
transceiver.clear_multicast_routes(
router_table.x, router_table.y)
transceiver.clear_router_diagnostic_counters(
router_table.x, router_table.y)
# set the router diagnostic for user 3 to catch local default
# routed packets. This can only occur when the source router
# has no router entry, and therefore should be detected a bad
# dropped packet.
__set_router_diagnostic_filters(
router_table.x, router_table.y, transceiver)
def __set_router_diagnostic_filters(x, y, transceiver):
"""
:param int x:
:param int y:
:param ~.Transceiver transceiver:
"""
transceiver.set_router_diagnostic_filter(
x, y, ROUTER_REGISTER_REGISTERS.USER_3.value,
DiagnosticFilter(
enable_interrupt_on_counter_event=False,
match_emergency_routing_status_to_incoming_packet=False,
destinations=[],
sources=[DiagnosticFilterSource.LOCAL],
payload_statuses=[],
default_routing_statuses=[
DiagnosticFilterDefaultRoutingStatus.DEFAULT_ROUTED],
emergency_routing_statuses=[],
packet_types=[DiagnosticFilterPacketType.MULTICAST]))
transceiver.set_router_diagnostic_filter(
x, y, ROUTER_REGISTER_REGISTERS.USER_2.value,
DiagnosticFilter(
enable_interrupt_on_counter_event=False,
match_emergency_routing_status_to_incoming_packet=False,
destinations=[],
sources=[DiagnosticFilterSource.NON_LOCAL],
payload_statuses=[],
default_routing_statuses=[
DiagnosticFilterDefaultRoutingStatus.DEFAULT_ROUTED],
emergency_routing_statuses=[],
packet_types=[DiagnosticFilterPacketType.MULTICAST]))