60 lines
1.6 KiB
Python
60 lines
1.6 KiB
Python
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#!/usr/bin/env python
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#
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# led_control.py
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#
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# Platform-specific LED control functionality for SONiC
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#
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try:
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from sonic_led.led_control_base import LedControlBase
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import swsssdk
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import threading
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import os
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import logging
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import struct
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import time
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import syslog
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from socket import *
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from select import *
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from minipack.pimutil import PimUtil
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except ImportError, e:
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raise ImportError(str(e) + " - required module not found")
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class LedControl(LedControlBase):
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"""Platform specific LED control class"""
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SONIC_PORT_NAME_PREFIX = "Ethernet"
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def __init__(self):
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pim=PimUtil()
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pim.init_pim_fpga()
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def _port_name_to_index(self, port_name):
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# Strip "Ethernet" off port name
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if not port_name.startswith(self.SONIC_PORT_NAME_PREFIX):
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return -1
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port_idx = int(port_name[len(self.SONIC_PORT_NAME_PREFIX):])
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return port_idx
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def _port_state_to_mode(self, port_idx, state):
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if state == "up":
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return 1, 4 #port linkup, led is green
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else:
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return 0, 0 #port linkdown, led is off
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def port_link_state_change(self, portname, state):
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pim=PimUtil()
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port_idx = self._port_name_to_index(portname)
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new_control, led_mode = self._port_state_to_mode(port_idx, state)
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color, control=pim.get_port_led(port_idx)
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if color==led_mode:
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if control==new_control:
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return
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pim.set_port_led(port_idx, led_mode, new_control)#port linkup, led is green
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#port linkdown, led is off
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