sonic-buildimage/device/accton/x86_64-accton_as5712_54x-r0/plugins/sfputil.py
Polly Hsu 0f903d008b [Accton]: Add a new supported platform, AS5712-54X (#1167)
* Switch Vendor: Edge-core
* Switch SKU: AS5712-54X
* ASIC Vendor: Broadcom
* Swich ASIC: TRIDENT2
* Port Configuration: 48x10G+6x40G
* SONiC Image: SONiC-ONIE-Broadcom

Signed-off-by: polly_hsu@accton.com
2017-11-22 02:59:28 -08:00

159 lines
4.0 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 = 0
PORT_END = 71
PORTS_IN_BLOCK = 72
QSFP_PORT_START = 72
QSFP_PORT_END = 72
BASE_VAL_PATH = "/sys/class/i2c-adapter/i2c-{0}/{1}-0050/"
_port_to_is_present = {}
_port_to_eeprom_mapping = {}
_port_to_i2c_mapping = {
0: [2, 2],
1: [3, 3],
2: [4, 4],
3: [5, 5],
4: [6, 6],
5: [7, 7],
6: [8, 8],
7: [9, 9],
8: [10, 10],
9: [11, 11],
10: [12, 12],
11: [13, 13],
12: [14, 14],
13: [15, 15],
14: [16, 16],
15: [17, 17],
16: [18, 18],
17: [19, 19],
18: [20, 20],
19: [21, 21],
20: [22, 22],
21: [23, 23],
22: [24, 24],
23: [25, 25],
24: [26, 26],
25: [27, 27],
26: [28, 28],
27: [29, 29],
28: [30, 30],
29: [31, 31],
30: [32, 32],
31: [33, 33],
32: [34, 34],
33: [35, 35],
34: [36, 36],
35: [37, 37],
36: [38, 38],
37: [39, 39],
38: [40, 40],
39: [41, 41],
40: [42, 42],
41: [43, 43],
42: [44, 44],
43: [45, 45],
44: [46, 46],
45: [47, 47],
46: [48, 48],
47: [49, 49],
48: [50, 50], #QSFP49
49: [50, 50],
50: [50, 50],
51: [50, 50],
52: [52, 52], #QSFP50
53: [52, 52],
54: [52, 52],
55: [52, 52],
56: [54, 54], #QSFP51
57: [54, 54],
58: [54, 54],
59: [54, 54],
60: [51, 51], #QSFP52
61: [51, 51],
62: [51, 51],
63: [51, 51],
64: [53, 53], #QSFP53
65: [53, 53],
66: [53, 53],
67: [53, 53],
68: [55, 55], #QSFP54
69: [55, 55],
70: [55, 55],
71: [55, 55],
}
@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.QSFP_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_VAL_PATH + "sfp_eeprom"
for x in range(0, self.port_end+1):
self.port_to_eeprom_mapping[x] = eeprom_path.format(
self._port_to_i2c_mapping[x][0],
self._port_to_i2c_mapping[x][1])
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_VAL_PATH + "sfp_is_present"
self.__port_to_is_present = present_path.format(self._port_to_i2c_mapping[port_num][0], self._port_to_i2c_mapping[port_num][1])
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