Source code for spinnman.processes.read_router_diagnostics_process

# Copyright (c) 2017-2019 The University of Manchester
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

import struct
from spinnman.messages.scp.impl import ReadMemory
from spinnman.model import RouterDiagnostics
from .abstract_multi_connection_process import AbstractMultiConnectionProcess

_N_REGISTERS = 16
_ONE_WORD = struct.Struct("<I")


[docs]class ReadRouterDiagnosticsProcess(AbstractMultiConnectionProcess): """ A process for reading the diagnostic data block from a SpiNNaker\ router. """ __slots__ = [ "_control_register", "_error_status", "_register_values"] def __init__(self, connection_selector): """ :param connection_selector: :type connection_selector: AbstractMultiConnectionProcessConnectionSelector """ super().__init__(connection_selector) self._control_register = None self._error_status = None self._register_values = [0] * _N_REGISTERS def __handle_control_register_response(self, response): self._control_register = _ONE_WORD.unpack_from( response.data, response.offset)[0] def __handle_error_status_response(self, response): self._error_status = _ONE_WORD.unpack_from( response.data, response.offset)[0] def __handle_register_response(self, response): for register in range(_N_REGISTERS): self._register_values[register] = _ONE_WORD.unpack_from( response.data, response.offset + (register * 4))[0]
[docs] def get_router_diagnostics(self, x, y): """ :param int x: :param int y: :rtype: RouterDiagnostics """ self._send_request(ReadMemory(x, y, 0xe1000000, 4), self.__handle_control_register_response) self._send_request(ReadMemory(x, y, 0xe1000014, 4), self.__handle_error_status_response) self._send_request(ReadMemory(x, y, 0xe1000300, 16 * 4), self.__handle_register_response) self._finish() self.check_for_error() return RouterDiagnostics(self._control_register, self._error_status, self._register_values)