[device/celestica]: Implement Silverstone platform API [THERMAL/COMPO…

…NENT] (sonic-net#3938)

- Add Thermal APIs
- Add Component APIs

device/celestica/x86_64-cel_silverstone-r0/sonic_platform/chassis.py

@@ -16,17 +16,19 @@
 
 try:
     from sonic_platform_base.chassis_base import ChassisBase
+    from sonic_platform.component import Component
     from sonic_platform.eeprom import Tlv
     from sonic_platform.fan import Fan
     from sonic_platform.psu import Psu
+    from sonic_platform.thermal import Thermal
     from helper import APIHelper
 except ImportError as e:
     raise ImportError(str(e) + "- required module not found")
 
 NUM_FAN_TRAY = 7
 NUM_FAN = 2
 NUM_PSU = 2
-NUM_THERMAL = 5
+NUM_THERMAL = 10
 NUM_SFP = 32
 NUM_COMPONENT = 5
 
@@ -50,6 +52,12 @@ def __init__(self):
         for index in range(0, NUM_PSU):
             psu = Psu(index)
             self._psu_list.append(psu)
+        for index in range(0, NUM_COMPONENT):
+            component = Component(index)
+            self._component_list.append(component)
+        for index in range(0, NUM_THERMAL):
+            thermal = Thermal(index)
+            self._thermal_list.append(thermal)
 
     def get_base_mac(self):
         """
@@ -92,7 +100,8 @@ def get_reboot_cause(self):
 
         status, raw_cause = self._api_helper.ipmi_raw(
             IPMI_OEM_NETFN, IPMI_GET_REBOOT_CAUSE)
-        hx_cause = raw_cause.split()[0] if status else 00
+        hx_cause = raw_cause.split()[0] if status and len(
+            raw_cause.split()) > 0 else 00
         reboot_cause = {
             "00": self.REBOOT_CAUSE_HARDWARE_OTHER,
             "11": self.REBOOT_CAUSE_POWER_LOSS,

device/celestica/x86_64-cel_silverstone-r0/sonic_platform/component.py

@@ -0,0 +1,121 @@
+#!/usr/bin/env python
+
+#############################################################################
+# Celestica
+#
+# Component contains an implementation of SONiC Platform Base API and
+# provides the components firmware management function
+#
+#############################################################################
+
+import json
+import os.path
+
+try:
+    from sonic_platform_base.component_base import ComponentBase
+    from helper import APIHelper
+except ImportError as e:
+    raise ImportError(str(e) + "- required module not found")
+
+COMPONENT_LIST = [
+    ("BIOS",        "Basic Input/Output System"),
+    ("BMC",         "Baseboard Management Controller"),
+    ("SWITCH_CPLD", "Switch board CPLD"),
+    ("BASE_CPLD",   "Base board CPLD"),
+    ("FPGA",        "Field-programmable gate array")
+]
+SW_CPLD_VER_PATH = "/sys/module/switch_cpld/version"
+BASE_CPLD_VER_PATH = "/sys/module/baseboard_lpc/version"
+CPLD_UPGRADE_OPT = 4
+BIOS_VER_PATH = "/sys/class/dmi/id/bios_version"
+BIOS__UPGRADE_OPT = 2
+BMC_VER_CMD = "ipmitool mc info | grep 'Firmware Revision'"
+BMC_UPGRADE_OPT = 1
+CFUFLASH_FW_UPGRADE_CMD = "CFUFLASH -cd -d {} -mse 3 {}"
+MEM_PCI_RESOURCE = "/sys/bus/pci/devices/0000:09:00.0/resource0"
+FPGA_VER_MEM_OFFSET = 0
+
+
+class Component(ComponentBase):
+    """Platform-specific Component class"""
+
+    DEVICE_TYPE = "component"
+
+    def __init__(self, component_index):
+        ComponentBase.__init__(self)
+        self.index = component_index
+        self.name = self.get_name()
+        self._api_helper = APIHelper()
+
+    def __get_bmc_ver(self):
+        bmc_ver = "Unknown"
+        status, raw_bmc_data = self._api_helper.run_command(BMC_VER_CMD)
+        if status:
+            bmc_ver_data = raw_bmc_data.split(":")
+            bmc_ver = bmc_ver_data[-1].strip() if len(
+                bmc_ver_data) > 1 else bmc_ver
+        return bmc_ver
+
+    def __get_fpga_ver(self):
+        fpga_ver = "Unknown"
+        status, reg_val = self._api_helper.pci_get_value(
+            MEM_PCI_RESOURCE, FPGA_VER_MEM_OFFSET)
+        if status:
+            major = reg_val[0] >> 16
+            minor = int(bin(reg_val[0])[16:32], 2)
+            fpga_ver = '{}.{}'.format(major, minor)
+        return fpga_ver
+
+    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 = {
+            "BIOS": self._api_helper.read_txt_file(BIOS_VER_PATH),
+            "BMC": self.__get_bmc_ver(),
+            "FPGA": self.__get_fpga_ver(),
+            "SWITCH_CPLD": self._api_helper.read_txt_file(SW_CPLD_VER_PATH),
+            "BASE_CPLD": self._api_helper.read_txt_file(BASE_CPLD_VER_PATH),
+        }.get(self.name, "Unknown")
+
+        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
+        """
+        install_command = {
+            "BMC": CFUFLASH_FW_UPGRADE_CMD.format(BMC_UPGRADE_OPT, image_path),
+            "BIOS": CFUFLASH_FW_UPGRADE_CMD.format(BIOS__UPGRADE_OPT, image_path),
+            "SWITCH_CPLD": CFUFLASH_FW_UPGRADE_CMD.format(CPLD_UPGRADE_OPT, image_path),
+            "BASE_CPLD": CFUFLASH_FW_UPGRADE_CMD.format(CPLD_UPGRADE_OPT, image_path)
+        }.get(self.name, None)
+
+        if not os.path.isfile(image_path) or install_command is None:
+            return False
+
+        # print(install_command)
+        status = self._api_helper.run_interactive_command(install_command)
+        return status

device/celestica/x86_64-cel_silverstone-r0/sonic_platform/helper.py

@@ -1,8 +1,9 @@
 #!/usr/bin/env python
 
 import os
+import struct
 import subprocess
-
+from mmap import *
 
 HOST_CHK_CMD = "docker > /dev/null 2>&1"
 EMPTY_STRING = ""
@@ -16,6 +17,39 @@ def __init__(self):
     def is_host(self):
         return os.system(HOST_CHK_CMD) == 0
 
+    def pci_get_value(self, resource, offset):
+        status = True
+        result = ""
+        try:
+            fd = os.open(resource, os.O_RDWR)
+            mm = mmap(fd, 0)
+            mm.seek(int(offset))
+            read_data_stream = mm.read(4)
+            result = struct.unpack('I', read_data_stream)
+        except:
+            status = False
+        return status, result
+
+    def run_command(self, cmd):
+        status = True
+        result = ""
+        try:
+            p = subprocess.Popen(
+                cmd, shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+            raw_data, err = p.communicate()
+            if err == '':
+                result = raw_data.strip()
+        except:
+            status = False
+        return status, result
+
+    def run_interactive_command(self, cmd):
+        try:
+            os.system(cmd)
+        except:
+            return False
+        return True
+
     def read_txt_file(self, file_path):
         try:
             with open(file_path, 'r') as fd:
@@ -35,6 +69,8 @@ def ipmi_raw(self, netfn, cmd):
             raw_data, err = p.communicate()
             if err == '':
                 result = raw_data.strip()
+            else:
+                status = False
         except:
             status = False
         return status, result
@@ -51,6 +87,24 @@ def ipmi_fru_id(self, id, key=None):
             raw_data, err = p.communicate()
             if err == '':
                 result = raw_data.strip()
+            else:
+                status = False
+        except:
+            status = False
+        return status, result
+
+    def ipmi_set_ss_thres(self, id, threshold_key, value):
+        status = True
+        result = ""
+        try:
+            cmd = "ipmitool sensor thresh '{}' {} {}".format(str(id), str(threshold_key), str(value))
+            p = subprocess.Popen(
+                cmd, shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+            raw_data, err = p.communicate()
+            if err == '':
+                result = raw_data.strip()
+            else:
+                status = False
         except:
             status = False
         return status, result