def run(self):
''' move data from kernel memory to HD '''
# get task data
if self.used_resources.get_by_class(TaskDataAtSM) is None:
kernel.ask_for_resource(
kernel_data.RESOURCES.get_by_class(TaskDataAtSM), self,
TaskDataAtSM)
return
# get external memory
if self.used_resources.get_by_class(ExternalMemory) is None:
kernel.ask_for_resource(
kernel_data.RESOURCES.get_by_class(ExternalMemory), self,
ExternalMemory)
return
# get channel3
if self.used_resources.get_by_class(Channel3) is None:
kernel.ask_for_resource(
kernel_data.RESOURCES.get_by_class(Channel3), self, Channel3)
return
# move data
write_data = real.channel_device.sm_hd(True)
kernel.create_resource(TaskAtHD, self, {'write_info': write_data})
kernel.delete_resource(self.used_resources.get_by_class(TaskDataAtSM))
kernel.free_resource(self.used_resources.get_by_class(Channel3), self,
True)
return
def run(self):
''' move task from HD to User memory '''
# get task loaded
if self.used_resources.get_by_class(TaskAtHD) is None:
kernel.ask_for_resource(
kernel_data.RESOURCES.get_by_class(TaskAtHD), self, TaskAtHD)
return
# TODO - interaction with TaskAtHD for asking space
# Enough-space is single resource that when asked checks if there is enough space on user memory
# and reserves it
# get enough space
#if self.used_resources.get_by_class(EnoughSpace) is None:
# kernel.ask_for_resource(kernel_data.RESOURCES.get_by_class(EnoughSpace), self, EnoughSpace)
# return
# get channel3
if self.used_resources.get_by_class(Channel3) is None:
kernel.ask_for_resource(
kernel_data.RESOURCES.get_by_class(Channel3), self, Channel3)
return
addresses = channel_device.hd_to_um(
self.used_resources.get_by_class(TaskAtHD).write_info)
if addresses is not None:
kernel.create_resource(TaskLoaded, self, {'addresses': addresses})
kernel.delete_resource(self.used_resources.get_by_class(TaskAtHD))
#kernel.free_resource(self.used_resources.get_by_class(EnoughSpace), self)
#return
kernel.free_resource(self.used_resources.get_by_class(Channel3), self,
True)
return
def run(self):
''' move data from kernel memory to HD '''
# get task data
if self.used_resources.get_by_class(TaskDataAtSM) is None:
kernel.ask_for_resource(kernel_data.RESOURCES.get_by_class(TaskDataAtSM), self, TaskDataAtSM)
return
# get external memory
if self.used_resources.get_by_class(ExternalMemory) is None:
kernel.ask_for_resource(kernel_data.RESOURCES.get_by_class(ExternalMemory), self, ExternalMemory)
return
# get channel3
if self.used_resources.get_by_class(Channel3) is None:
kernel.ask_for_resource(kernel_data.RESOURCES.get_by_class(Channel3), self, Channel3)
return
# move data
write_data = real.channel_device.sm_hd(True)
kernel.create_resource(TaskAtHD, self, {'write_info' : write_data})
kernel.delete_resource(self.used_resources.get_by_class(TaskDataAtSM))
kernel.free_resource(self.used_resources.get_by_class(Channel3), self, True)
return
def run(self):
''' move task from HD to User memory '''
# get task loaded
if self.used_resources.get_by_class(TaskAtHD) is None:
kernel.ask_for_resource(kernel_data.RESOURCES.get_by_class(TaskAtHD), self, TaskAtHD)
return
# TODO - interaction with TaskAtHD for asking space
# Enough-space is single resource that when asked checks if there is enough space on user memory
# and reserves it
# get enough space
#if self.used_resources.get_by_class(EnoughSpace) is None:
# kernel.ask_for_resource(kernel_data.RESOURCES.get_by_class(EnoughSpace), self, EnoughSpace)
# return
# get channel3
if self.used_resources.get_by_class(Channel3) is None:
kernel.ask_for_resource(kernel_data.RESOURCES.get_by_class(Channel3), self, Channel3)
return
addresses = channel_device.hd_to_um(self.used_resources.get_by_class(TaskAtHD).write_info)
if addresses is not None:
kernel.create_resource(TaskLoaded, self, {'addresses' : addresses })
kernel.delete_resource(self.used_resources.get_by_class(TaskAtHD))
#kernel.free_resource(self.used_resources.get_by_class(EnoughSpace), self)
#return
kernel.free_resource(self.used_resources.get_by_class(Channel3), self, True)
return
def run(self):
'''
Reads task from input device to kernel memory and creates
resource task_at_sm
'''
while True:
# get task
if self.used_resources.get_by_class(TaskAtInput) is None:
kernel.ask_for_resource(kernel_data.RESOURCES.get_by_class(TaskAtInput), self, TaskAtInput)
return
# get input device
if self.used_resources.get_by_class(InputDevice) is None:
kernel.ask_for_resource(kernel_data.RESOURCES.get_by_class(InputDevice), self, InputDevice)
return
# get kernel memory
if self.used_resources.get_by_class(KernelMemory) is None:
kernel.ask_for_resource(kernel_data.RESOURCES.get_by_class(KernelMemory), self, KernelMemory)
return
# get channel device
if self.used_resources.get_by_class(Channel1) is None:
kernel.ask_for_resource(kernel_data.RESOURCES.get_by_class(Channel1), self, Channel1)
return
# read data
data.input_file = self.used_resources.get_by_class(TaskAtInput).file_path
channel_device.read_from_in(True)
# create resource at_sm
kernel.create_resource(TaskAtSM, self)
# reverse order because after freeing resource it would be caught again
# delete resource
kernel.delete_resource(self.used_resources.get_by_class(TaskAtInput))
#free resource
kernel.free_resource(self.used_resources.get_by_class(KernelMemory), self, True)
return
kernel.free_resource(self.used_resources.get_by_class(Channel1), self, True)
return