167 lines
6.1 KiB
Python
Executable File
167 lines
6.1 KiB
Python
Executable File
#!/usr/bin/env python
|
|
#
|
|
# Copyright (C) 2017 Accton Technology Corporation
|
|
#
|
|
# This program is free software: you can redistribute it and/or modify
|
|
# it under the terms of the GNU General Public License as published by
|
|
# the Free Software Foundation, either version 3 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
# This program is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU General Public License
|
|
# along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
# ------------------------------------------------------------------
|
|
# HISTORY:
|
|
# mm/dd/yyyy (A.D.)
|
|
# 3/23/2018: Roy Lee modify for as7326_56x
|
|
# 6/26/2018: Jostar implement by new thermal policy from HW RD
|
|
# ------------------------------------------------------------------
|
|
|
|
try:
|
|
import os
|
|
import time
|
|
import logging
|
|
import glob
|
|
import commands
|
|
from collections import namedtuple
|
|
except ImportError as e:
|
|
raise ImportError('%s - required module not found' % str(e))
|
|
|
|
|
|
def log_os_system(cmd, show):
|
|
logging.info('Run :'+cmd)
|
|
status = 1
|
|
output = ""
|
|
status, output = commands.getstatusoutput(cmd)
|
|
if show:
|
|
print "ACC: " + str(cmd) + " , result:"+ str(status)
|
|
|
|
if status:
|
|
logging.info('Failed :'+cmd)
|
|
if show:
|
|
print('Failed :'+cmd)
|
|
return status, output
|
|
|
|
|
|
class ThermalUtil(object):
|
|
"""Platform-specific ThermalUtil class"""
|
|
|
|
THERMAL_NUM_MAX = 6
|
|
THERMAL_NUM_1_IDX = 1 # 1_ON_MAIN_BROAD. LM75
|
|
THERMAL_NUM_2_IDX = 2 # 2_ON_MAIN_BROAD. LM75
|
|
THERMAL_NUM_3_IDX = 3 # 3_ON_MAIN_BROAD. LM75
|
|
THERMAL_NUM_4_IDX = 4 # CPU board. LM75
|
|
THERMAL_NUM_5_IDX = 5 # CPU core thermal
|
|
THERMAL_NUM_6_IDX = 6 # BCM thermal
|
|
|
|
BCM_thermal_cmd = 'bcmcmd "show temp" > /tmp/bcm_thermal'
|
|
BCM_thermal_path = '/tmp/bcm_thermal'
|
|
#BCM_thermal_path = '/tmp/bcm_debug'
|
|
""" Dictionary where
|
|
key1 = thermal id index (integer) starting from 1
|
|
value = path to fan device file (string) """
|
|
#_thermal_to_device_path_mapping = {}
|
|
|
|
_thermal_to_device_node_mapping = {
|
|
THERMAL_NUM_1_IDX: ['15', '48'],
|
|
THERMAL_NUM_2_IDX: ['15', '49'],
|
|
THERMAL_NUM_3_IDX: ['15', '4a'],
|
|
THERMAL_NUM_4_IDX: ['15', '4b'],
|
|
}
|
|
thermal_sysfspath ={
|
|
THERMAL_NUM_1_IDX: ["/sys/bus/i2c/drivers/lm75/15-0048/hwmon/hwmon*/temp1_input"],
|
|
THERMAL_NUM_2_IDX: ["/sys/bus/i2c/drivers/lm75/15-0049/hwmon/hwmon*/temp1_input"],
|
|
THERMAL_NUM_3_IDX: ["/sys/bus/i2c/drivers/lm75/15-004a/hwmon/hwmon*/temp1_input"],
|
|
THERMAL_NUM_4_IDX: ["/sys/bus/i2c/drivers/lm75/15-004b/hwmon/hwmon*/temp1_input"],
|
|
THERMAL_NUM_5_IDX: ["/sys/class/hwmon/hwmon0/temp1_input"],
|
|
}
|
|
|
|
#def __init__(self):
|
|
|
|
def _get_thermal_val(self, thermal_num):
|
|
if thermal_num < self.THERMAL_NUM_1_IDX or thermal_num > self.THERMAL_NUM_MAX:
|
|
logging.debug('GET. Parameter error. thermal_num, %d', thermal_num)
|
|
return None
|
|
|
|
if thermal_num < self.THERMAL_NUM_6_IDX:
|
|
device_path = self.get_thermal_to_device_path(thermal_num)
|
|
|
|
for filename in glob.glob(device_path):
|
|
try:
|
|
val_file = open(filename, 'r')
|
|
except IOError as e:
|
|
logging.error('GET. unable to open file: %s', str(e))
|
|
return None
|
|
|
|
content = val_file.readline().rstrip()
|
|
if content == '':
|
|
logging.debug('GET. content is NULL. device_path:%s', device_path)
|
|
return None
|
|
try:
|
|
val_file.close()
|
|
except:
|
|
logging.debug('GET. unable to close file. device_path:%s', device_path)
|
|
return None
|
|
return int(content)
|
|
|
|
else:
|
|
log_os_system(self.BCM_thermal_cmd,0)
|
|
file_path = self.BCM_thermal_path
|
|
check_file = open(file_path)
|
|
try:
|
|
check_file = open(file_path)
|
|
except IOError as e:
|
|
print "Error: unable to open file: %s" % str(e)
|
|
return 0
|
|
file_str = check_file.read()
|
|
search_str="average current temperature is"
|
|
str_len = len(search_str)
|
|
idx=file_str.find(search_str)
|
|
if idx==-1:
|
|
logging.debug('bcm sdk is not ready ,retrun 0')
|
|
return 0
|
|
else:
|
|
temp_str=file_str[idx+str_len+1] + file_str[idx+str_len+2] + file_str[idx+str_len+3]+file_str[idx+str_len+4] +file_str[idx+str_len+5]
|
|
check_file.close()
|
|
return float(temp_str)*1000
|
|
|
|
def get_num_thermals(self):
|
|
return self.THERMAL_NUM_MAX
|
|
|
|
def get_idx_thermal_start(self):
|
|
return self.THERMAL_NUM_1_IDX
|
|
|
|
def get_size_node_map(self):
|
|
return len(self._thermal_to_device_node_mapping)
|
|
|
|
def get_size_path_map(self):
|
|
return len(self.thermal_sysfspath)
|
|
|
|
def get_thermal_to_device_path(self, thermal_num):
|
|
return self.thermal_sysfspath[thermal_num][0]
|
|
|
|
def get_thermal_1_val(self):
|
|
return self._get_thermal_node_val(self.THERMAL_NUM_1_IDX)
|
|
|
|
def get_thermal_2_val(self):
|
|
return self._get_thermal_node_val(self.THERMAL_NUM_2_IDX)
|
|
def get_thermal_temp(self):
|
|
return (self._get_thermal_node_val(self.THERMAL_NUM_1_IDX) + self._get_thermal_node_val(self.THERMAL_NUM_2_IDX) +self._get_thermal_node_val(self.THERMAL_NUM_3_IDX))
|
|
|
|
def main():
|
|
thermal = ThermalUtil()
|
|
logging.debug('thermal1=%d' ,thermal._get_thermal_val(1))
|
|
logging.debug('thermal2=%d' ,thermal._get_thermal_val(2))
|
|
logging.debug('thermal3=%d' ,thermal._get_thermal_val(3))
|
|
logging.debug('thermal4=%d' ,thermal._get_thermal_val(4))
|
|
logging.debug('thermal5=%d' ,thermal._get_thermal_val(5))
|
|
logging.debug('thermal6=%d' ,thermal._get_thermal_val(6))
|
|
|
|
if __name__ == '__main__':
|
|
main()
|