Source code for spinn_front_end_common.utilities.utility_objs.extra_monitor_scp_messages.get_reinjection_status_message
# 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.overrides import overrides
from spinnman.messages.scp import SCPRequestHeader
from spinnman.messages.scp.abstract_messages import (
AbstractSCPRequest, AbstractSCPResponse)
from spinnman.messages.scp.enums import SCPResult
from spinnman.messages.sdp import SDPFlag, SDPHeader
from spinnman.exceptions import SpinnmanUnexpectedResponseCodeException
from spinn_front_end_common.utilities.constants import SDP_PORTS
from spinn_front_end_common.utilities.utility_objs import ReInjectionStatus
from .reinjector_scp_commands import ReinjectorSCPCommands
[docs]class GetReinjectionStatusMessage(AbstractSCPRequest):
"""
An SCP Request to get the status of the dropped packet reinjection.
"""
__slots__ = []
def __init__(self, x, y, p):
"""
:param int x: The x-coordinate of a chip, between 0 and 255
:param int y: The y-coordinate of a chip, between 0 and 255
:param int p:
The processor running the extra monitor vertex, between 0 and 17
"""
super().__init__(
SDPHeader(
flags=SDPFlag.REPLY_EXPECTED,
destination_port=(
SDP_PORTS.EXTRA_MONITOR_CORE_REINJECTION.value),
destination_cpu=p, destination_chip_x=x,
destination_chip_y=y),
SCPRequestHeader(command=ReinjectorSCPCommands.GET_STATUS))
[docs] @overrides(AbstractSCPRequest.get_scp_response)
def get_scp_response(self):
return GetReinjectionStatusMessageResponse(
ReinjectorSCPCommands.GET_STATUS)
[docs]class GetReinjectionStatusMessageResponse(AbstractSCPResponse):
"""
An SCP response to a request for the dropped packet reinjection status
"""
__slots__ = ("_reinjection_status", "_command_code")
def __init__(self, command_code):
super().__init__()
self._reinjection_status = None
self._command_code = command_code
[docs] @overrides(AbstractSCPResponse.read_data_bytestring)
def read_data_bytestring(self, data, offset):
result = self.scp_response_header.result
if result != SCPResult.RC_OK:
raise SpinnmanUnexpectedResponseCodeException(
"Get packet reinjection status", self._command_code,
result.name)
self._reinjection_status = ReInjectionStatus(data, offset)
@property
def reinjection_functionality_status(self):
return self._reinjection_status