Source code for spinnman.extended.de_alloc_sdram_process
# Copyright (c) 2015 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 typing import Optional
from spinnman.messages.scp.impl import SDRAMDeAlloc
from spinnman.processes import AbstractMultiConnectionProcess
from spinnman.processes import ConnectionSelector
class DeAllocSDRAMProcess(AbstractMultiConnectionProcess):
"""
.. warning::
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: ConnectionSelector):
"""
:param ConnectionSelector connection_selector:
"""
super().__init__(connection_selector)
self._no_blocks_freed: Optional[int] = None
[docs]
def de_alloc_all_app_sdram(self, x: int, y: int, app_id: int):
"""
:param int x:
:param int y:
:param int app_id:
:param base_address:
:type base_address: int or None
"""
# deallocate space in the SDRAM
with self._collect_responses():
self._send_request(SDRAMDeAlloc(x, y, app_id=app_id),
callback=self.__handle_sdram_alloc_response)
[docs]
def de_alloc_sdram(self, x: int, y: int, base_address: int):
"""
:param int x:
:param int y:
:param int base_address:
"""
with self._collect_responses():
self._send_request(SDRAMDeAlloc(x, y, base_address=base_address),
callback=None)
def __handle_sdram_alloc_response(self, response):
self._no_blocks_freed = response.number_of_blocks_freed
@property
def no_blocks_freed(self) -> Optional[int]:
"""
:rtype: int
"""
return self._no_blocks_freed