[Edgecore][as7726/PDDF] Add needed api to sonic_platform

device/accton/x86_64-accton_as7726_32x-r0/pddf/pd-plugin.json

@@ -34,7 +34,7 @@
         {
             "i2c":
             {
-                "valmap": { "F2B":"EXHAUST", "B2F":"INTAKE" } 
+                "valmap": { "F2B":"exhaust", "B2F":"intake" } 
             }
         },
 
@@ -47,7 +47,7 @@
         {
             "i2c":
             {
-                "valmap": {"1":"EXHAUST", "0":"INTAKE"} 
+                "valmap": {"1":"exhaust", "0":"intake"} 
             }
         },
 

device/accton/x86_64-accton_as7726_32x-r0/system_health_monitoring_config.json

@@ -0,0 +1,17 @@
+{
+    "services_to_ignore": [],
+    "devices_to_ignore": [
+        "asic",
+        "psu.voltage",
+        "psu.temperature",
+        "PSU1_FAN1.speed",
+        "PSU2_FAN1.speed"
+    ],
+    "user_defined_checkers": [],
+    "polling_interval": 60,
+    "led_color": {
+        "fault": "STATUS_LED_COLOR_AMBER",
+        "normal": "STATUS_LED_COLOR_GREEN",
+        "booting": "STATUS_LED_COLOR_OFF"
+    }
+}

platform/broadcom/sonic-platform-modules-accton/as7726-32x/sonic_platform/chassis.py

@@ -8,58 +8,59 @@
 
 try:
     import sys
-    import time
     from sonic_platform_pddf_base.pddf_chassis import PddfChassis
+    from .event import SfpEvent
+    from .helper import APIHelper
 except ImportError as e:
     raise ImportError(str(e) + "- required module not found")
 
+NUM_COMPONENT = 6
+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"
 
 class Chassis(PddfChassis):
     """
     PDDF Platform-specific Chassis class
     """
 
+    SYSLED_DEV_NAME = "DIAG_LED"
+
     def __init__(self, pddf_data=None, pddf_plugin_data=None):
         PddfChassis.__init__(self, pddf_data, pddf_plugin_data)
+        self.__initialize_components()
+        self._api_helper = APIHelper()
+        self._sfpevent = SfpEvent(self.get_all_sfps())
+
+
+    def __initialize_components(self):
+        from sonic_platform.component import Component
+        for index in range(NUM_COMPONENT):
+            component = Component(index)
+            self._component_list.append(component)
 
     # Provide the functions/variables below for which implementation is to be overwritten
-    sfp_change_event_data = {'valid': 0, 'last': 0, 'present': 0}
-    def get_change_event(self, timeout=2000):
-        now = time.time()
-        port_dict = {}
-        change_dict = {}
-        change_dict['sfp'] = port_dict
-
-        if timeout < 1000:
-            timeout = 1000
-        timeout = timeout / float(1000)  # Convert to secs
-
-        if now < (self.sfp_change_event_data['last'] + timeout) and self.sfp_change_event_data['valid']:
-            return True, change_dict
-
-        bitmap = 0
-        for i in range(34):
-            modpres = self.get_sfp(i+1).get_presence()
-            if modpres:
-                bitmap = bitmap | (1 << i)
-
-        changed_ports = self.sfp_change_event_data['present'] ^ bitmap
-        if changed_ports:
-            for i in range(34):
-                if (changed_ports & (1 << i)):
-                    if (bitmap & (1 << i)) == 0:
-                        port_dict[i+1] = '0'
-                    else:
-                        port_dict[i+1] = '1'
-
-
-            # Update teh cache dict
-            self.sfp_change_event_data['present'] = bitmap
-            self.sfp_change_event_data['last'] = now
-            self.sfp_change_event_data['valid'] = 1
-            return True, change_dict
-        else:
-            return True, change_dict
+    def get_change_event(self, timeout=0):
+        return self._sfpevent.get_sfp_event(timeout)
+
+    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_sfp(self, index):
@@ -84,3 +85,40 @@ def get_sfp(self, index):
             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 get_num_sfps(self):
+        return len(self._sfp_list)
+
+    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
+
+    def get_status_led(self):
+        return self.get_system_led(self.SYSLED_DEV_NAME)
+
+    def set_status_led(self, color):
+        return self.set_system_led(self.SYSLED_DEV_NAME, color)
+
+    def get_port_or_cage_type(self, port):
+        from sonic_platform_base.sfp_base import SfpBase
+        if port in range(1, 32):
+            return SfpBase.SFP_PORT_TYPE_BIT_QSFP | SfpBase.SFP_PORT_TYPE_BIT_QSFP_PLUS | SfpBase.SFP_PORT_TYPE_BIT_QSFP28
+        else:
+            return SfpBase.SFP_PORT_TYPE_BIT_SFP | SfpBase.SFP_PORT_TYPE_BIT_SFP_PLUS

platform/broadcom/sonic-platform-modules-accton/as7726-32x/sonic_platform/component.py

@@ -0,0 +1,190 @@
+#############################################################################
+# 
+# Component contains an implementation of SONiC Platform Base API and
+# provides the components firmware management function
+#
+#############################################################################
+
+try:
+    import subprocess
+    from sonic_platform_base.component_base import ComponentBase
+except ImportError as e:
+    raise ImportError(str(e) + "- required module not found")
+
+CPLD_ADDR_MAPPING = {
+    "CPLD1": ['11', '0x60'],
+    "CPLD2": ['12', '0x62'],
+    "CPLD3": ['13', '0x64'],
+    "CPLD4": ['54', '0x66']
+}
+SYSFS_PATH = "/sys/bus/i2c/devices/"
+BIOS_VERSION_PATH = "/sys/class/dmi/id/bios_version"
+COMPONENT_LIST= [
+   ("CPLD1", "CPLD 1"),
+   ("CPLD2", "CPLD 2"),
+   ("CPLD3", "CPLD 3"),
+   ("CPLD4", "CPLD 4"),
+   ("CPLD5", "CPLD 5"),
+   ("BIOS", "Basic Input/Output System")
+
+]
+
+class Component(ComponentBase):
+    """Platform-specific Component class"""
+
+    DEVICE_TYPE = "component"
+
+    def __init__(self, component_index=0):
+        self.index = component_index
+        self.name = self.get_name()
+
+    def __run_command(self, command):
+        # Run bash command and print output to stdout
+        try:
+            process = subprocess.Popen(
+                shlex.split(command), stdout=subprocess.PIPE)
+            while True:
+                output = process.stdout.readline()
+                if output == '' and process.poll() is not None:
+                    break
+            rc = process.poll()
+            if rc != 0:
+                return False
+        except Exception:
+            return False
+        return True
+
+    def __get_bios_version(self):
+        # Retrieves the BIOS firmware version
+        try:
+            with open(BIOS_VERSION_PATH, 'r') as fd:
+                bios_version = fd.read()
+                return bios_version.strip()
+        except Exception as e:
+            return None
+
+    def __get_cpld_version(self):
+        # Retrieves the CPLD firmware version
+        cpld_version = dict()
+        for cpld_name in CPLD_ADDR_MAPPING:
+            cmd = "i2cget -f -y {0} {1} 0x1".format(CPLD_ADDR_MAPPING[cpld_name][0], CPLD_ADDR_MAPPING[cpld_name][1])
+            status, value = subprocess.getstatusoutput(cmd)
+            if not status:
+                cpld_version_raw = value.rstrip()
+                cpld_version[cpld_name] = "{}".format(int(cpld_version_raw,16))
+
+        return cpld_version
+
+
+    def __get_cpld_cpu_version(self):
+        try:
+            cpu_version = dict()
+            cmd = "i2cget -f -y 0 0x65 0x01"
+            status, output1 = subprocess.getstatusoutput(cmd)
+            if status == 0 :
+                cpu_version = "{}".format(output1[2:])
+            else :
+                cpu_version = 'None'
+        except Exception as e:
+            cpu_version = 'None'
+
+        return cpu_version
+
+    def get_name(self):
+        """
+        Retrieves the name of the component
+         Returns:
+            A string containing the name of the component
+        """
+        return COMPONENT_LIST[self.index][0]
+
+    def get_description(self):
+        """
+        Retrieves the description of the component
+            Returns:
+            A string containing the description of the component
+        """
+        return COMPONENT_LIST[self.index][1]
+
+    def get_firmware_version(self):
+        """
+        Retrieves the firmware version of module
+        Returns:
+            string: The firmware versions of the module
+        """
+        fw_version = None
+
+        if self.name == "BIOS":
+            fw_version = self.__get_bios_version()
+        elif "CPLD5" in self.name:
+            fw_version = self.__get_cpld_cpu_version()
+        elif "CPLD" in self.name:
+            cpld_version = self.__get_cpld_version()
+            fw_version = cpld_version.get(self.name)
+
+        return fw_version
+
+    def install_firmware(self, image_path):
+        """
+        Install firmware to module
+        Args:
+            image_path: A string, path to firmware image
+        Returns:
+            A boolean, True if install successfully, False if not
+        """
+        raise NotImplementedError
+
+    def get_presence(self):
+        """
+        Retrieves the presence of the device
+        Returns:
+            bool: True if device is present, False if not
+        """
+        return True
+
+    def get_model(self):
+        """
+        Retrieves the model number (or part number) of the device
+        Returns:
+            string: Model/part number of device
+        """
+        return 'N/A'
+
+    def get_serial(self):
+        """
+        Retrieves the serial number of the device
+        Returns:
+            string: Serial number of device
+        """
+        return 'N/A'
+
+    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_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
+
+
+