Print OMAP temperature data

build/android/pylib/thermal_throttle.py

 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import logging
 
 class ThermalThrottle(object):
   """Class to detect and track thermal throttling
 
   Usage:
@@ skipping 14 matching lines @@
     """
     return self._ReadLog()
 
   def IsThrottled(self):
     """True if currently throttled"""
     self._ReadLog()
     return self._throttled
 
   def _ReadLog(self):
     has_been_throttled = False
+    serial_number = self._adb.Adb().GetSerialNumber()
     log = self._adb.RunShellCommand('dmesg -c')
+    degree_symbol = unichr(0x00B0)
     for line in log:
       if 'omap_thermal_throttle' in line:
         if not self._throttled:
-          logging.warning('>>> Thermally Throttled')
+          logging.warning('>>> Device %s Thermally Throttled', serial_number)
         self._throttled = True
         has_been_throttled = True
       if 'omap_thermal_unthrottle' in line:
         if self._throttled:
-          logging.warning('>>> Thermally Unthrottled')
+          logging.warning('>>> Device %s Thermally Unthrottled', serial_number)
         self._throttled = False
         has_been_throttled = True
+      if 'throttle_delayed_work_fn' in line:
+        temp = float([s for s in line.split() if s.isdigit()][0]) / 1000.0
+        logging.info(u' Device %s Thermally Thottled at %3.1f%sC',
+                     serial_number, temp, degree_symbol)
+
+    # Print temperature of CPU SoC.
+    omap_temp_file = '/sys/devices/platform/omap/omap_temp_sensor.0/temperature'
+    if self._adb.FileExistsOnDevice(omap_temp_file):
+      tempdata = self._adb.GetFileContents(omap_temp_file)
+      temp = float(tempdata[0]) / 1000.0
+      logging.info(u'Current OMAP Temperature of %s = %3.1f%sC',
+                   serial_number, temp, degree_symbol)
+
+    # Print temperature of battery, to give a system temperature
+    dumpsys_log = self._adb.RunShellCommand('dumpsys battery')
+    for line in dumpsys_log:
+      if 'temperature' in line:
+        btemp = float([s for s in line.split() if s.isdigit()][0]) / 10.0
+        logging.info(u'Current battery temperature of %s = %3.1f%sC',
+                     serial_number, btemp, degree_symbol)
+
     return has_been_throttled