def manage_fans(self):
max_duty = 100
fan_policy_f2b = {
0: [52, 0, 43000],
1: [64, 43000, 46000],
2: [76, 46000, 52000],
3: [88, 52000, 57000],
4: [max_duty, 57000, sys.maxsize],
}
thermal = ThermalUtil()
fan = FanUtil()
for x in range(fan.get_idx_fan_start(), fan.get_num_fans()+1):
fan_status = fan.get_fan_status(x)
if fan_status is None:
logging.debug('INFO. SET new_perc to %d (FAN stauts is None. fan_num:%d)', max_duty, x)
return False
if fan_status is False:
logging.debug('INFO. SET new_perc to %d (FAN fault. fan_num:%d)', max_duty, x)
fan.set_fan_duty_cycle(max_duty)
return True
#logging.debug('INFO. fan_status is True (fan_num:%d)', x)
fan_policy = fan_policy_f2b
cur_duty_cycle = fan.get_fan_duty_cycle()
#Decide fan duty by if average of sensors falls into any of fan_policy{}
get_temp = thermal.get_thermal_temp()
new_duty_cycle = cur_duty_cycle
for x in range(0, len(fan_policy)):
y = len(fan_policy) - x -1 #checked from highest
if get_temp > fan_policy[y][1] and get_temp < fan_policy[y][2] :
new_duty_cycle= fan_policy[y][0]
logging.debug('INFO. AVG. of temp %d > %d , new_duty_cycle=%d', get_temp, fan_policy[y][1], new_duty_cycle)
logging.debug('INFO. Final duty_cycle=%d', new_duty_cycle)
if(new_duty_cycle != cur_duty_cycle):
fan.set_fan_duty_cycle(new_duty_cycle)
return True
def __init__(self, log_file, log_level):
"""Needs a logger and a logger level."""
self.thermal = ThermalUtil()
self.fan = FanUtil()
# set up logging to file
logging.basicConfig(
filename=log_file,
filemode='w',
level=log_level,
format=
'[%(asctime)s] {%(pathname)s:%(lineno)d} %(levelname)s - %(message)s',
datefmt='%H:%M:%S')
# set up logging to console
if log_level == logging.DEBUG:
console = logging.StreamHandler()
console.setLevel(log_level)
formatter = logging.Formatter(
'%(name)-12s: %(levelname)-8s %(message)s')
console.setFormatter(formatter)
logging.getLogger('').addHandler(console)
logging.debug('SET. logfile:%s / loglevel:%d', log_file, log_level)
def manage_fans(self):
max_duty = DUTY_MAX
fan_policy = {
0: [52, 0, 43000],
1: [63, 43000, 46000],
2: [75, 46000, 52000],
3: [88, 52000, 57000],
4: [max_duty, 57000, sys.maxsize],
}
thermal = ThermalUtil()
fan = FanUtil()
for x in range(fan.get_idx_fan_start(), fan.get_num_fans() + 1):
fan_status = fan.get_fan_status(x)
if fan_status is None:
logging.debug(
'INFO. SET new_perc to %d (FAN stauts is None. fan_num:%d)',
max_duty, x)
return False
if fan_status is False:
logging.debug(
'INFO. SET new_perc to %d (FAN fault. fan_num:%d)',
max_duty, x)
fan.set_fan_duty_cycle(max_duty)
return True
#logging.debug('INFO. fan_status is True (fan_num:%d)', x)
#Find if current duty matched any of define duty.
#If not, set it to highest one.
cur_duty_cycle = fan.get_fan_duty_cycle()
new_duty_cycle = DUTY_DEF
for x in range(0, len(fan_policy)):
if cur_duty_cycle == fan_policy[x][0]:
break
if x == len(fan_policy):
fan.set_fan_duty_cycle(fan_policy[0][0])
cur_duty_cycle = max_duty
#Decide fan duty by if sum of sensors falls into any of fan_policy{}
get_temp = thermal.get_thermal_temp()
for x in range(0, len(fan_policy)):
y = len(fan_policy) - x - 1 #checked from highest
if get_temp > fan_policy[y][1] and get_temp < fan_policy[y][2]:
new_duty_cycle = fan_policy[y][0]
logging.debug('INFO. Sum of temp %d > %d , new_duty_cycle=%d',
get_temp, fan_policy[y][1], new_duty_cycle)
logging.debug('INFO. Final duty_cycle=%d', new_duty_cycle)
if (new_duty_cycle != cur_duty_cycle):
fan.set_fan_duty_cycle(new_duty_cycle)
return True
def handler(signum, frame):
fan = FanUtil()
logging.debug('INFO:Cause signal %d, set fan speed max.', signum)
fan.set_fan_duty_cycle(DUTY_MAX)
sys.exit(0)