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Update CPLD value for thermal shutdown #26

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Feb 2, 2024
Merged

Update CPLD value for thermal shutdown #26

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39 changes: 29 additions & 10 deletions ...oadcom/sonic-platform-modules-accton/as4630-54pe/utils/accton_as4630_54pe_pddf_monitor.py
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Original file line number Diff line number Diff line change
Expand Up @@ -207,14 +207,24 @@ def manage_fans(self):
fan_fail_list[i] = 0

if sum(fan_fail_list) == NUM_FANS:
logging.critical(
'Alarm for all fan faulty/absent is detected, disable PoE')
cmd_str = ["i2cset", "-f", "-y", "16", "0x20", "0x06", "0x0", "0x0", "0xff", "0xff", "0xff", "0xff", "0xff", "0xff", "0xff", "0xff", "0xFE", "i"]
getstatusoutput_noshell(cmd_str) # Disable PoE

# Critical: Either all the fans are faulty or they are removed, shutdown the system
logging.critical('Alarm for all fan faulty/absent is detected')
logging.critical("Alarm for all fan faulty/absent is detected, reset DUT")
cmd_str = ["i2cset", "-y", "-f", "3", "0x60", "0x4", "0xE4"]
logging.critical("Alarm for all fan faulty/absent is detected, shutdown DUT")

# Sync log buffer to disk
cmd_str = ["sync"]
getstatusoutput_noshell(cmd_str)
cmd_str = ["/sbin/fstrim", "-av"]
getstatusoutput_noshell(cmd_str)
time.sleep(3)

cmd_str = ["i2cset", "-y", "-f", "3", "0x60", "0x4", "0x74"]
time.sleep(2)
getstatusoutput_noshell('sync')
getstatusoutput_noshell('sync')
getstatusoutput_noshell('sync')
getstatusoutput_noshell(cmd_str)
elif sum(fan_fail_list) != 0:
# Set the 100% speed only for first fan failure detection
Expand Down Expand Up @@ -243,8 +253,13 @@ def manage_fans(self):

if temp[0] >= 70000: # LM77-48
# critical case*/
logging.critical(
'Alarm-Critical for temperature critical is detected, disable PoE')
cmd_str = ["i2cset", "-f", "-y", "16", "0x20", "0x06", "0x0", "0x0", "0xff", "0xff", "0xff", "0xff", "0xff", "0xff", "0xff", "0xff", "0xFE", "i"]
getstatusoutput_noshell(cmd_str) # Disable PoE

logging.critical('Alarm for temperature critical is detected')
logging.critical("Alarm-Critical for temperature critical is detected, reset DUT")
logging.critical("Alarm-Critical for temperature critical is detected, shutdown DUT")
# Update the reboot cause file to reflect that critical temperature
# has been crossed. Upon next boot, the contents of this file will
# be used to determine the cause of the previous reboot
Expand All @@ -255,10 +270,14 @@ def manage_fans(self):
if status:
logging.warning('Reboot cause file not updated. {}'.format(output))

cmd_str = ["i2cset", "-y", "-f", "3", "0x60", "0x4", "0xE4"]
getstatusoutput_noshell('sync')
getstatusoutput_noshell('sync')
getstatusoutput_noshell('sync')
# Sync log buffer to disk
cmd_str = ["sync"]
getstatusoutput_noshell(cmd_str)
cmd_str = ["/sbin/fstrim", "-av"]
getstatusoutput_noshell(cmd_str)
time.sleep(3)

cmd_str = ["i2cset", "-y", "-f", "3", "0x60", "0x4", "0x74"]
time.sleep(3)
getstatusoutput_noshell(cmd_str)

Expand Down
16 changes: 13 additions & 3 deletions ...rm/broadcom/sonic-platform-modules-accton/as4630-54te/utils/accton_as4630_54te_monitor.py
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Original file line number Diff line number Diff line change
Expand Up @@ -20,12 +20,14 @@
# ------------------------------------------------------------------

try:
import os
import sys
import getopt
import logging
import logging.config
import logging.handlers
import time
import subprocess
from as4630_54te.fanutil import FanUtil
from as4630_54te.thermalutil import ThermalUtil
except ImportError as e:
Expand Down Expand Up @@ -195,11 +197,19 @@ def manage_fans(self):
if temp[0] >= 70000: # LM75-48
# critical case*/
logging.critical(
'Alarm-Critical for temperature critical is detected, reset DUT')
cmd_str = ["i2cset", "-y", "-f", "3", "0x60", "0x4", "0xE4"]
'Alarm-Critical for temperature critical is detected, shutdown DUT')

# Sync log buffer to disk
cmd_str="sync"
status, output = subprocess.getstatusoutput(cmd_str)
cmd_str="/sbin/fstrim -av"
status, output = subprocess.getstatusoutput(cmd_str)
time.sleep(3)

cmd_str = ["i2cset", "-y", "-f", "3", "0x60", "0x4", "0x74"]
time.sleep(2)
return_value = subprocess.call(cmd_str)
logging.warning('Fan set: i2cset -y -f 3 0x60 0x4 0xE4, status is %d', return_value)
logging.warning('Fan set: i2cset -y -f 3 0x60 0x4 0x74, status is %d', return_value)

#logging.debug('ori_state=%d, current_state=%d, temp_val=%d\n\n',ori_state, fan_policy_state, temp_val)

Expand Down