Source code for spinnman.processes.de_alloc_sdram_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.
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# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

from spinnman.messages.scp.impl import SDRAMDeAlloc
from .abstract_multi_connection_process import AbstractMultiConnectionProcess


[docs]class DeAllocSDRAMProcess(AbstractMultiConnectionProcess): """ This class is currently deprecated and untested as there is no known use except for Transceiver.free_sdram and free_sdram_by_app_id which are both themselves deprecated. """ __slots__ = [ "_no_blocks_freed"] def __init__(self, connection_selector): """ :param connection_selector: :type connection_selector: AbstractMultiConnectionProcessConnectionSelector """ super().__init__(connection_selector) self._no_blocks_freed = None
[docs] def de_alloc_sdram(self, x, y, app_id, base_address=None): """ :param int x: :param int y: :param int app_id: :param base_address: :type base_address: int or None """ callback = None # deallocate space in the SDRAM if base_address is None: callback = self._handle_sdram_alloc_response self._send_request(SDRAMDeAlloc(x, y, app_id, base_address), callback=callback) self._finish() self.check_for_error()
def _handle_sdram_alloc_response(self, response): self._no_blocks_freed = response.number_of_blocks_freed @property def no_blocks_freed(self): return self._no_blocks_freed