Source code for spinnman.messages.scp.impl.scp_flood_fill_end_request
from spinnman.messages.scp.abstract_messages.abstract_scp_request import AbstractSCPRequest
from spinnman.exceptions import SpinnmanInvalidParameterException
from spinnman.messages.sdp.sdp_header import SDPHeader
from spinnman.messages.sdp.sdp_flag import SDPFlag
from spinnman.messages.scp.scp_request_header import SCPRequestHeader
from spinnman.messages.scp.scp_command import SCPCommand
from spinnman.messages.scp.impl.scp_check_ok_response import SCPCheckOKResponse
_NNP_FORWARD_RETRY = (0x3f << 8) | 0x18
_NNP_FLOOD_FILL_END = 15
[docs]class SCPFloodFillEndRequest(AbstractSCPRequest):
""" A request to start a flood fill of data
"""
def __init__(self, nearest_neighbour_id, app_id=0, processors=None):
"""
:param nearest_neighbour_id: The id of the packet, between 0 and 127
:type nearest_neighbour_id: int
:param app_id: The application id to start using the data, between 16\
and 255. If not specified, no application is started
:type app_id: int
:param processors: A list of processors on which to start the\
application, each between 1 and 17. If not specified,\
no application is started.
:type processors: iterable of int
:raise spinnman.exceptions.SpinnmanInvalidParameterException:
* If the id is out of range
* If the app_id is out of range
* If one of the processors is out of range
* If only one of app_id or processors is specified
"""
if nearest_neighbour_id < 0 or nearest_neighbour_id > 127:
raise SpinnmanInvalidParameterException(
"nearest_neighbour_id", str(nearest_neighbour_id),
"Must be between 0 and 127")
if ((app_id == 0 and processors is not None)
or (app_id != 0 and processors is None)):
raise SpinnmanInvalidParameterException(
"app_id and processors", "{} and {}".format(
app_id, processors),
"Both or neither of app_id and processors must be"
" specified")
if app_id != 0 and (app_id < 16 or app_id > 255):
raise SpinnmanInvalidParameterException(
"app_id", str(app_id), "Must be between 16 and 255")
processor_mask = 0
if processors is not None:
for processor in processors:
if processor < 1 or processor > 17:
raise SpinnmanInvalidParameterException(
"processors", str(processor),
"Each processor must be between 1 and 17")
processor_mask |= (1 << processor)
key = (_NNP_FLOOD_FILL_END << 24) | nearest_neighbour_id
data = (app_id << 24) | processor_mask
super(SCPFloodFillEndRequest, self).__init__(
SDPHeader(flags=SDPFlag.REPLY_EXPECTED, destination_port=0,
destination_cpu=0, destination_chip_x=0,
destination_chip_y=0),
SCPRequestHeader(command=SCPCommand.CMD_NNP),
argument_1=key, argument_2=data, argument_3=_NNP_FORWARD_RETRY)
[docs] def get_scp_response(self):
return SCPCheckOKResponse("Flood Fill", "CMD_NNP:NNP_FFS")