b44eef9822
* Add to support as4630-54pe platform * Add as4630 monitor psu/fan status * Add support as4630-54pe device and sdk cfg
104 lines
2.6 KiB
Python
Executable File
104 lines
2.6 KiB
Python
Executable File
# sfputil.py
|
|
#
|
|
# Platform-specific SFP transceiver interface for SONiC
|
|
#
|
|
|
|
try:
|
|
import time
|
|
from sonic_sfp.sfputilbase import SfpUtilBase
|
|
except ImportError as e:
|
|
raise ImportError("%s - required module not found" % str(e))
|
|
|
|
|
|
class SfpUtil(SfpUtilBase):
|
|
"""Platform-specific SfpUtil class"""
|
|
|
|
|
|
PORT_START = 48
|
|
PORT_END = 53
|
|
PORTS_IN_BLOCK = 54
|
|
|
|
BASE_OOM_PATH = "/sys/bus/i2c/devices/{0}-0050/"
|
|
BASE_CPLD_PATH = "/sys/bus/i2c/devices/3-0060/"
|
|
|
|
_port_to_is_present = {}
|
|
_port_to_lp_mode = {}
|
|
|
|
_port_to_eeprom_mapping = {}
|
|
_port_to_i2c_mapping = {
|
|
48: [18],
|
|
49: [19],
|
|
50: [20],
|
|
51: [21],
|
|
52: [22],
|
|
53: [23],
|
|
}
|
|
|
|
@property
|
|
def port_start(self):
|
|
return self.PORT_START
|
|
|
|
@property
|
|
def port_end(self):
|
|
return self.PORT_END
|
|
|
|
@property
|
|
def qsfp_ports(self):
|
|
return range(self.PORT_START, self.PORTS_IN_BLOCK + 1)
|
|
|
|
@property
|
|
def port_to_eeprom_mapping(self):
|
|
return self._port_to_eeprom_mapping
|
|
|
|
def __init__(self):
|
|
eeprom_path = self.BASE_OOM_PATH + "eeprom"
|
|
|
|
for x in range(0, self.port_end+1):
|
|
if x < 48:
|
|
self.port_to_eeprom_mapping[x] = eeprom_path.format(0)
|
|
else:
|
|
self.port_to_eeprom_mapping[x] = eeprom_path.format(
|
|
self._port_to_i2c_mapping[x][0])
|
|
|
|
SfpUtilBase.__init__(self)
|
|
|
|
def get_presence(self, port_num):
|
|
# Check for invalid port_num
|
|
if port_num < self.port_start or port_num > self.port_end:
|
|
return False
|
|
|
|
present_path = self.BASE_CPLD_PATH + "module_present_" + str(port_num+1)
|
|
self.__port_to_is_present = present_path
|
|
|
|
try:
|
|
val_file = open(self.__port_to_is_present)
|
|
except IOError as e:
|
|
print "Error: unable to open file: %s" % str(e)
|
|
return False
|
|
|
|
content = val_file.readline().rstrip()
|
|
val_file.close()
|
|
|
|
# content is a string, either "0" or "1"
|
|
if content == "1":
|
|
return True
|
|
|
|
return False
|
|
|
|
def get_low_power_mode(self, port_num):
|
|
raise NotImplementedError
|
|
|
|
def set_low_power_mode(self, port_num, lpmode):
|
|
raise NotImplementedError
|
|
|
|
def reset(self, port_num):
|
|
raise NotImplementedError
|
|
|
|
def get_transceiver_change_event(self):
|
|
"""
|
|
TODO: This function need to be implemented
|
|
when decide to support monitoring SFP(Xcvrd)
|
|
on this platform.
|
|
"""
|
|
raise NotImplementedError
|