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[AS7816-64X]Support API2.0 #7634

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471 changes: 471 additions & 0 deletions device/accton/x86_64-accton_as7816_64x-r0/pcie.yaml

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Original file line number Diff line number Diff line change
@@ -1,5 +1,4 @@
{
"skip_ledd": true,
"skip_thermalctld": true
"skip_ledd": true
}

Original file line number Diff line number Diff line change
@@ -0,0 +1,2 @@
__all__ = [ "platform", "chassis", "sfp", "eeprom", "component", "psu", "thermal", "fan", "fan_drawer" ]
from . import platform
252 changes: 252 additions & 0 deletions device/accton/x86_64-accton_as7816_64x-r0/sonic_platform/chassis.py
Original file line number Diff line number Diff line change
@@ -0,0 +1,252 @@
#############################################################################
# Edgecore
#
# Module contains an implementation of SONiC Platform Base API and
# provides the Chassis information which are available in the platform
#
#############################################################################

import os
import sys

try:
from sonic_platform_base.chassis_base import ChassisBase
from .helper import APIHelper
from .event import SfpEvent
except ImportError as e:
raise ImportError(str(e) + "- required module not found")

NUM_FAN_TRAY = 4
NUM_FAN = 2
NUM_PSU = 2
NUM_THERMAL = 6
NUM_PORT = 64
NUM_COMPONENT = 5
HOST_REBOOT_CAUSE_PATH = "/host/reboot-cause/"
PMON_REBOOT_CAUSE_PATH = "/usr/share/sonic/platform/api_files/reboot-cause/"
REBOOT_CAUSE_FILE = "reboot-cause.txt"
PREV_REBOOT_CAUSE_FILE = "previous-reboot-cause.txt"
HOST_CHK_CMD = "which systemctl > /dev/null 2>&1"
SYSLED_FNODE = "/sys/class/leds/as7816_64x_led::diag/brightness"
SYSLED_MODES = {
"0" : "STATUS_LED_COLOR_OFF",
"16" : "STATUS_LED_COLOR_GREEN",
"10" : "STATUS_LED_COLOR_RED"

}


class Chassis(ChassisBase):
"""Platform-specific Chassis class"""

def __init__(self):
ChassisBase.__init__(self)
self._api_helper = APIHelper()
self.is_host = self._api_helper.is_host()

self.config_data = {}

self.__initialize_fan()
self.__initialize_psu()
self.__initialize_thermals()
self.__initialize_components()
self.__initialize_sfp()
self.__initialize_eeprom()

def __initialize_sfp(self):
from sonic_platform.sfp import Sfp
for index in range(0, NUM_PORT):
sfp = Sfp(index)
self._sfp_list.append(sfp)
self._sfpevent = SfpEvent(self._sfp_list)
self.sfp_module_initialized = True

def __initialize_fan(self):
from sonic_platform.fan_drawer import FanDrawer
for fant_index in range(NUM_FAN_TRAY):
fandrawer = FanDrawer(fant_index)
self._fan_drawer_list.append(fandrawer)
self._fan_list.extend(fandrawer._fan_list)

def __initialize_psu(self):
from sonic_platform.psu import Psu
for index in range(0, NUM_PSU):
psu = Psu(index)
self._psu_list.append(psu)

def __initialize_thermals(self):
from sonic_platform.thermal import Thermal
for index in range(0, NUM_THERMAL):
thermal = Thermal(index)
self._thermal_list.append(thermal)

def __initialize_eeprom(self):
from sonic_platform.eeprom import Tlv
self._eeprom = Tlv()

def __initialize_components(self):
from sonic_platform.component import Component
for index in range(0, NUM_COMPONENT):
component = Component(index)
self._component_list.append(component)

def __initialize_watchdog(self):
from sonic_platform.watchdog import Watchdog
self._watchdog = Watchdog()


def __is_host(self):
return os.system(HOST_CHK_CMD) == 0

def __read_txt_file(self, file_path):
try:
with open(file_path, 'r') as fd:
data = fd.read()
return data.strip()
except IOError:
pass
return None

def get_name(self):
"""
Retrieves the name of the device
Returns:
string: The name of the device
"""
return self._eeprom.get_product_name()

def get_presence(self):
"""
Retrieves the presence of the Chassis
Returns:
bool: True if Chassis is present, False if not
"""
return True

def get_status(self):
"""
Retrieves the operational status of the device
Returns:
A boolean value, True if device is operating properly, False if not
"""
return True

def get_base_mac(self):
"""
Retrieves the base MAC address for the chassis
Returns:
A string containing the MAC address in the format
'XX:XX:XX:XX:XX:XX'
"""
return self._eeprom.get_mac()

def get_model(self):
"""
Retrieves the model number (or part number) of the device
Returns:
string: Model/part number of device
"""
return self._eeprom.get_pn()

def get_serial(self):
"""
Retrieves the hardware serial number for the chassis
Returns:
A string containing the hardware serial number for this chassis.
"""
return self._eeprom.get_serial()

def get_system_eeprom_info(self):
"""
Retrieves the full content of system EEPROM information for the chassis
Returns:
A dictionary where keys are the type code defined in
OCP ONIE TlvInfo EEPROM format and values are their corresponding
values.
"""
return self._eeprom.get_eeprom()

def get_reboot_cause(self):
"""
Retrieves the cause of the previous reboot

Returns:
A tuple (string, string) where the first element is a string
containing the cause of the previous reboot. This string must be
one of the predefined strings in this class. If the first string
is "REBOOT_CAUSE_HARDWARE_OTHER", the second string can be used
to pass a description of the reboot cause.
"""

reboot_cause_path = (HOST_REBOOT_CAUSE_PATH + REBOOT_CAUSE_FILE)
sw_reboot_cause = self._api_helper.read_txt_file(
reboot_cause_path) or "Unknown"


return ('REBOOT_CAUSE_NON_HARDWARE', sw_reboot_cause)

def get_change_event(self, timeout=0):
# SFP event
if not self.sfp_module_initialized:
self.__initialize_sfp()
return self._sfpevent.get_sfp_event(timeout)

def get_sfp(self, index):
"""
Retrieves sfp represented by (1-based) index <index>
Args:
index: An integer, the index (1-based) of the sfp to retrieve.
The index should be the sequence of a physical port in a chassis,
starting from 1.
For example, 1 for Ethernet0, 2 for Ethernet4 and so on.
Returns:
An object dervied from SfpBase representing the specified sfp
"""
sfp = None
if not self.sfp_module_initialized:
self.__initialize_sfp()

try:
# The index will start from 1
sfp = self._sfp_list[index-1]
except IndexError:
sys.stderr.write("SFP index {} out of range (1-{})\n".format(
index, len(self._sfp_list)))
return sfp

def get_position_in_parent(self):
"""
Retrieves 1-based relative physical position in parent device. If the agent cannot determine the parent-relative position
for some reason, or if the associated value of entPhysicalContainedIn is '0', then the value '-1' is returned
Returns:
integer: The 1-based relative physical position in parent device or -1 if cannot determine the position
"""
return -1

def is_replaceable(self):
"""
Indicate whether this device is replaceable.
Returns:
bool: True if it is replaceable.
"""
return False


def initizalize_system_led(self):
return True

def get_status_led(self):
val = self._api_helper.read_txt_file(SYSLED_FNODE)
return SYSLED_MODES[val] if val in SYSLED_MODES else "UNKNOWN"

def set_status_led(self, color):
mode = None
for key, val in SYSLED_MODES.items():
if val == color:
mode = key
break
if mode is None:
return False
else:
return self._api_helper.write_txt_file(SYSLED_FNODE, mode)

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