Initial commit of open source Workload Automation.

wlauto/modules/active_cooling.py

@@ -0,0 +1,64 @@
+#    Copyright 2014-2015 ARM Limited
+#
+# 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
+#
+#     http://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 wlauto import Module, Parameter
+from wlauto.utils.serial_port import open_serial_connection
+
+
+class MbedFanActiveCooling(Module):
+
+    name = 'mbed-fan'
+
+    capabilities = ['active_cooling']
+
+    parameters = [
+        Parameter('port', default='/dev/ttyACM0',
+                  description="""The serial port for the active cooling solution (see above)."""),
+        Parameter('buad', kind=int, default=115200,
+                  description="""Baud for the serial port (see above)."""),
+        Parameter('fan_pin', kind=int, default=0,
+                  description="""Which controller pin on the mbed the fan for the active cooling solution is
+                  connected to (controller pin 0 is physical pin 22 on the mbed)."""),
+    ]
+
+    timeout = 30
+
+    def start_active_cooling(self):
+        with open_serial_connection(timeout=self.timeout,
+                                    port=self.port,
+                                    baudrate=self.buad) as target:
+            target.sendline('motor_{}_1'.format(self.fan_pin))
+
+    def stop_active_cooling(self):
+        with open_serial_connection(timeout=self.timeout,
+                                    port=self.port,
+                                    baudrate=self.buad) as target:
+            target.sendline('motor_{}_0'.format(self.fan_pin))
+
+
+class OdroidXU3ctiveCooling(Module):
+
+    name = 'odroidxu3-fan'
+
+    capabilities = ['active_cooling']
+
+    def start_active_cooling(self):
+        self.owner.set_sysfile_value('/sys/devices/odroid_fan.15/fan_mode', 0, verify=False)
+        self.owner.set_sysfile_value('/sys/devices/odroid_fan.15/pwm_duty', 255, verify=False)
+
+    def stop_active_cooling(self):
+        self.owner.set_sysfile_value('/sys/devices/odroid_fan.15/fan_mode', 0, verify=False)
+        self.owner.set_sysfile_value('/sys/devices/odroid_fan.15/pwm_duty', 1, verify=False)