from Tools.Directories import SCOPE_HDD, resolveFilename
from Tools.CList import CList
from SystemInfo import SystemInfo
-import string
+import string, time
+from Components.Console import Console
def tryOpen(filename):
try:
tmp = procfile.readline().split(':')
s_major = int(tmp[0])
s_minor = int(tmp[1])
+ self.max_idle_time = 0
+ self.idle_running = False
for disc in listdir("/dev/discs"):
path = readlink('/dev/discs/'+disc)
devidex = '/dev/discs/'+disc+'/'
self.devidex = devidex
self.devidex2 = devidex2
print "new Harddisk", device, '->', self.devidex, '->', self.devidex2
+ self.startIdle()
break
def __lt__(self, ob):
def getDeviceName(self):
return self.getDeviceDir() + "disc"
+ # the HDD idle poll daemon.
+ # as some harddrives have a buggy standby timer, we are doing this by hand here.
+ # first, we disable the hardware timer. then, we check every now and then if
+ # any access has been made to the disc. If there has been no access over a specifed time,
+ # we set the hdd into standby.
+ def readStats(self):
+ l = open("/sys/block/%s/stat" % self.device).read()
+ nr_read = int(l[:8].strip())
+ nr_write = int(l[4*9:4*9+8].strip())
+ return nr_read, nr_write
+
+ def startIdle(self):
+ self.last_access = time.time()
+ self.last_stat = 0
+ self.is_sleeping = False
+ from enigma import eTimer
+
+ # disable HDD standby timer
+ Console().ePopen(("hdparm", "hdparm", "-S0", (self.devidex + "disc")))
+ self.timer = eTimer()
+ self.timer.callback.append(self.runIdle)
+ self.idle_running = True
+ self.setIdleTime(self.max_idle_time) # kick the idle polling loop
+
+ def runIdle(self):
+ if not self.max_idle_time:
+ return
+ t = time.time()
+
+ idle_time = t - self.last_access
+
+ l = sum(self.readStats())
+
+ if l != self.last_stat: # access
+ self.last_stat = l
+ self.last_access = t
+ self.idle_time = 0
+ self.is_sleeping = False
+
+ #print "[IDLE]", idle_time, self.max_idle_time, self.is_sleeping
+ if idle_time >= self.max_idle_time and not self.is_sleeping:
+ self.setSleep()
+ self.is_sleeping = True
+
+ def setSleep(self):
+ Console().ePopen(("hdparm", "hdparm", "-y", (self.devidex + "disc")))
+
+ def setIdleTime(self, idle):
+ self.max_idle_time = idle
+ if self.idle_running:
+ if not idle:
+ self.timer.stop()
+ else:
+ self.timer.start(idle * 250, False) # poll 4 times per period.
+
+ def isSleeping(self):
+ return self.is_sleeping
+
class Partition:
def __init__(self, mountpoint, device = None, description = "", force_mounted = False):
self.mountpoint = mountpoint