From 230995cd3be62c3195e575cd8fb66424a98d0ac4 Mon Sep 17 00:00:00 2001 From: Srideep Devireddy Date: Tue, 21 Apr 2020 02:26:47 -0700 Subject: [PATCH] Sync sfputil.py from master to 201911 branch --- .../plugins/sfputil.py | 331 +++++++++++++++++- 1 file changed, 330 insertions(+), 1 deletion(-) diff --git a/device/dell/x86_64-dellemc_s5232f_c3538-r0/plugins/sfputil.py b/device/dell/x86_64-dellemc_s5232f_c3538-r0/plugins/sfputil.py index 411f3716634a..03bf1585d935 100644 --- a/device/dell/x86_64-dellemc_s5232f_c3538-r0/plugins/sfputil.py +++ b/device/dell/x86_64-dellemc_s5232f_c3538-r0/plugins/sfputil.py @@ -8,13 +8,42 @@ import sys import getopt import time + import io from sonic_sfp.sfputilbase import SfpUtilBase from os import * from mmap import * - + from sonic_sfp.sff8436 import sff8436InterfaceId + from sonic_sfp.sff8436 import sff8436Dom + from sonic_sfp.sff8472 import sff8472InterfaceId + from sonic_sfp.sff8472 import sff8472Dom except ImportError as e: raise ImportError("%s - required module not found" % str(e)) +QSFP_DOM_REV_OFFSET = 1 +QSFP_DOM_REV_WIDTH = 1 +QSFP_TEMPE_OFFSET = 22 +QSFP_TEMPE_WIDTH = 2 +QSFP_VOLT_OFFSET = 26 +QSFP_VOLT_WIDTH = 2 +QSFP_CHANNL_MON_OFFSET = 34 +QSFP_CHANNL_MON_WIDTH = 16 +QSFP_CHANNL_MON_WITH_TX_POWER_WIDTH = 24 +QSFP_MODULE_THRESHOLD_OFFSET = 128 +QSFP_MODULE_THRESHOLD_WIDTH = 24 +QSFP_CHANNL_THRESHOLD_OFFSET = 176 +QSFP_CHANNL_THRESHOLD_WIDTH = 16 +QSFP_CHANNL_MON_MASK_OFFSET = 242 +QSFP_CHANNL_MON_MASK_WIDTH = 4 + +SFP_TEMPE_OFFSET = 96 +SFP_TEMPE_WIDTH = 2 +SFP_VOLT_OFFSET = 98 +SFP_VOLT_WIDTH = 2 +SFP_MODULE_THRESHOLD_OFFSET = 0 +SFP_MODULE_THRESHOLD_WIDTH = 56 + +XCVR_DOM_CAPABILITY_OFFSET = 92 +XCVR_DOM_CAPABILITY_WIDTH = 1 class SfpUtil(SfpUtilBase): """Platform-specific SfpUtil class""" @@ -239,3 +268,303 @@ def get_transceiver_change_event(self, timeout=0): if elapsed_time_ms > timeout: break time.sleep(sleep_time) + + return True, port_dict + + + def get_transceiver_dom_info_dict(self, port_num): + transceiver_dom_info_dict = {} + + dom_info_dict_keys = ['temperature', 'voltage', 'rx1power', + 'rx2power', 'rx3power', 'rx4power', + 'tx1bias', 'tx2bias', 'tx3bias', + 'tx4bias', 'tx1power', 'tx2power', + 'tx3power', 'tx4power', + ] + transceiver_dom_info_dict = dict.fromkeys(dom_info_dict_keys, 'N/A') + + if port_num in self.qsfp_ports: + offset = 0 + offset_xcvr = 128 + file_path = self._get_port_eeprom_path(port_num, self.IDENTITY_EEPROM_ADDR) + if not self._sfp_eeprom_present(file_path, 0): + return None + + try: + sysfsfile_eeprom = io.open(file_path, mode="rb", buffering=0) + except IOError: + print("Error: reading sysfs file %s" % file_path) + return None + + sfpd_obj = sff8436Dom() + if sfpd_obj is None: + return transceiver_dom_info_dict + + sfpi_obj = sff8436InterfaceId() + if sfpi_obj is None: + return transceiver_dom_info_dict + + # QSFP capability byte parse, through this byte can know whether it support tx_power or not. + # TODO: in the future when decided to migrate to support SFF-8636 instead of SFF-8436, + # need to add more code for determining the capability and version compliance + # in SFF-8636 dom capability definitions evolving with the versions. + qsfp_dom_capability_raw = self._read_eeprom_specific_bytes(sysfsfile_eeprom, (offset_xcvr + XCVR_DOM_CAPABILITY_OFFSET), XCVR_DOM_CAPABILITY_WIDTH) + if qsfp_dom_capability_raw is not None: + qspf_dom_capability_data = sfpi_obj.parse_qsfp_dom_capability(qsfp_dom_capability_raw, 0) + else: + return transceiver_dom_info_dict + + dom_temperature_raw = self._read_eeprom_specific_bytes(sysfsfile_eeprom, (offset + QSFP_TEMPE_OFFSET), QSFP_TEMPE_WIDTH) + if dom_temperature_raw is not None: + dom_temperature_data = sfpd_obj.parse_temperature(dom_temperature_raw, 0) + else: + return transceiver_dom_info_dict + + dom_voltage_raw = self._read_eeprom_specific_bytes(sysfsfile_eeprom, (offset + QSFP_VOLT_OFFSET), QSFP_VOLT_WIDTH) + if dom_voltage_raw is not None: + dom_voltage_data = sfpd_obj.parse_voltage(dom_voltage_raw, 0) + else: + return transceiver_dom_info_dict + + qsfp_dom_rev_raw = self._read_eeprom_specific_bytes(sysfsfile_eeprom, (offset + QSFP_DOM_REV_OFFSET), QSFP_DOM_REV_WIDTH) + if qsfp_dom_rev_raw is not None: + qsfp_dom_rev_data = sfpd_obj.parse_sfp_dom_rev(qsfp_dom_rev_raw, 0) + else: + return transceiver_dom_info_dict + + transceiver_dom_info_dict['temperature'] = dom_temperature_data['data']['Temperature']['value'] + transceiver_dom_info_dict['voltage'] = dom_voltage_data['data']['Vcc']['value'] + + # The tx_power monitoring is only available on QSFP which compliant with SFF-8636 + # and claimed that it support tx_power with one indicator bit. + dom_channel_monitor_data = {} + qsfp_dom_rev = qsfp_dom_rev_data['data']['dom_rev']['value'] + qsfp_tx_power_support = qspf_dom_capability_data['data']['Tx_power_support']['value'] + if (qsfp_dom_rev[0:8] != 'SFF-8636' or (qsfp_dom_rev[0:8] == 'SFF-8636' and qsfp_tx_power_support != 'on')): + dom_channel_monitor_raw = self._read_eeprom_specific_bytes(sysfsfile_eeprom, (offset + QSFP_CHANNL_MON_OFFSET), QSFP_CHANNL_MON_WIDTH) + if dom_channel_monitor_raw is not None: + dom_channel_monitor_data = sfpd_obj.parse_channel_monitor_params(dom_channel_monitor_raw, 0) + else: + return transceiver_dom_info_dict + + transceiver_dom_info_dict['tx1power'] = 'N/A' + transceiver_dom_info_dict['tx2power'] = 'N/A' + transceiver_dom_info_dict['tx3power'] = 'N/A' + transceiver_dom_info_dict['tx4power'] = 'N/A' + else: + dom_channel_monitor_raw = self._read_eeprom_specific_bytes(sysfsfile_eeprom, (offset + QSFP_CHANNL_MON_OFFSET), QSFP_CHANNL_MON_WITH_TX_POWER_WIDTH) + if dom_channel_monitor_raw is not None: + dom_channel_monitor_data = sfpd_obj.parse_channel_monitor_params_with_tx_power(dom_channel_monitor_raw, 0) + else: + return None + + transceiver_dom_info_dict['tx1power'] = dom_channel_monitor_data['data']['TX1Power']['value'] + transceiver_dom_info_dict['tx2power'] = dom_channel_monitor_data['data']['TX2Power']['value'] + transceiver_dom_info_dict['tx3power'] = dom_channel_monitor_data['data']['TX3Power']['value'] + transceiver_dom_info_dict['tx4power'] = dom_channel_monitor_data['data']['TX4Power']['value'] + + try: + sysfsfile_eeprom.close() + except IOError: + print("Error: closing sysfs file %s" % file_path) + return None + + transceiver_dom_info_dict['temperature'] = dom_temperature_data['data']['Temperature']['value'] + transceiver_dom_info_dict['voltage'] = dom_voltage_data['data']['Vcc']['value'] + transceiver_dom_info_dict['rx1power'] = dom_channel_monitor_data['data']['RX1Power']['value'] + transceiver_dom_info_dict['rx2power'] = dom_channel_monitor_data['data']['RX2Power']['value'] + transceiver_dom_info_dict['rx3power'] = dom_channel_monitor_data['data']['RX3Power']['value'] + transceiver_dom_info_dict['rx4power'] = dom_channel_monitor_data['data']['RX4Power']['value'] + transceiver_dom_info_dict['tx1bias'] = dom_channel_monitor_data['data']['TX1Bias']['value'] + transceiver_dom_info_dict['tx2bias'] = dom_channel_monitor_data['data']['TX2Bias']['value'] + transceiver_dom_info_dict['tx3bias'] = dom_channel_monitor_data['data']['TX3Bias']['value'] + transceiver_dom_info_dict['tx4bias'] = dom_channel_monitor_data['data']['TX4Bias']['value'] + + else: + offset = 256 + file_path = self._get_port_eeprom_path(port_num, self.DOM_EEPROM_ADDR) + if not self._sfp_eeprom_present(file_path, 0): + return None + + try: + sysfsfile_eeprom = io.open(file_path,"rb",0) + except IOError: + print("Error: reading sysfs file %s" % file_path) + return None + + sfpd_obj = sff8472Dom(None,1) + if sfpd_obj is None: + return transceiver_dom_info_dict + + dom_temperature_raw = self._read_eeprom_specific_bytes(sysfsfile_eeprom, (offset + SFP_TEMPE_OFFSET), + SFP_TEMPE_WIDTH) + if dom_temperature_raw is not None: + dom_temperature_data = sfpd_obj.parse_temperature(dom_temperature_raw, 0) + else: + return transceiver_dom_info_dict + + dom_voltage_raw = self._read_eeprom_specific_bytes(sysfsfile_eeprom, (offset + SFP_VOLT_OFFSET), + SFP_VOLT_WIDTH) + if dom_voltage_raw is not None: + dom_voltage_data = sfpd_obj.parse_voltage(dom_voltage_raw, 0) + else: + return transceiver_dom_info_dict + + dom_channel_monitor_raw = self._read_eeprom_specific_bytes(sysfsfile_eeprom, (offset + SFP_MODULE_THRESHOLD_OFFSET), + SFP_MODULE_THRESHOLD_WIDTH) + if dom_channel_monitor_raw is not None: + dom_channel_monitor_data = sfpd_obj.parse_channel_monitor_params(dom_channel_monitor_raw, 0) + else: + return transceiver_dom_info_dict + + try: + sysfsfile_eeprom.close() + except IOError: + print("Error: closing sysfs file %s" % file_path) + return None + + transceiver_dom_info_dict['temperature'] = dom_temperature_data['data']['Temperature']['value'] + transceiver_dom_info_dict['voltage'] = dom_voltage_data['data']['Vcc']['value'] + transceiver_dom_info_dict['rx1power'] = dom_channel_monitor_data['data']['RXPower']['value'] + transceiver_dom_info_dict['rx2power'] = 'N/A' + transceiver_dom_info_dict['rx3power'] = 'N/A' + transceiver_dom_info_dict['rx4power'] = 'N/A' + transceiver_dom_info_dict['tx1bias'] = dom_channel_monitor_data['data']['TXBias']['value'] + transceiver_dom_info_dict['tx2bias'] = 'N/A' + transceiver_dom_info_dict['tx3bias'] = 'N/A' + transceiver_dom_info_dict['tx4bias'] = 'N/A' + transceiver_dom_info_dict['tx1power'] = dom_channel_monitor_data['data']['TXPower']['value'] + transceiver_dom_info_dict['tx2power'] = 'N/A' + transceiver_dom_info_dict['tx3power'] = 'N/A' + transceiver_dom_info_dict['tx4power'] = 'N/A' + + return transceiver_dom_info_dict + + def get_transceiver_dom_threshold_info_dict(self, port_num): + transceiver_dom_threshold_info_dict = {} + dom_info_dict_keys = ['temphighalarm', 'temphighwarning', + 'templowalarm', 'templowwarning', + 'vcchighalarm', 'vcchighwarning', + 'vcclowalarm', 'vcclowwarning', + 'rxpowerhighalarm', 'rxpowerhighwarning', + 'rxpowerlowalarm', 'rxpowerlowwarning', + 'txpowerhighalarm', 'txpowerhighwarning', + 'txpowerlowalarm', 'txpowerlowwarning', + 'txbiashighalarm', 'txbiashighwarning', + 'txbiaslowalarm', 'txbiaslowwarning' + ] + transceiver_dom_threshold_info_dict = dict.fromkeys(dom_info_dict_keys, 'N/A') + + if port_num in self.qsfp_ports: + file_path = self._get_port_eeprom_path(port_num, self.IDENTITY_EEPROM_ADDR) + if not self._sfp_eeprom_present(file_path, 0): + return None + + try: + sysfsfile_eeprom = io.open(file_path, mode="rb", buffering=0) + except IOError: + print("Error: reading sysfs file %s" % file_path) + return None + + sfpd_obj = sff8436Dom() + if sfpd_obj is None: + return transceiver_dom_threshold_info_dict + + # Dom Threshold data starts from offset 384 + # Revert offset back to 0 once data is retrieved + offset = 384 + dom_module_threshold_raw = self._read_eeprom_specific_bytes( + sysfsfile_eeprom, + (offset + QSFP_MODULE_THRESHOLD_OFFSET), + QSFP_MODULE_THRESHOLD_WIDTH) + if dom_module_threshold_raw is not None: + dom_module_threshold_data = sfpd_obj.parse_module_threshold_values(dom_module_threshold_raw, 0) + else: + return transceiver_dom_threshold_info_dict + + dom_channel_threshold_raw = self._read_eeprom_specific_bytes( + sysfsfile_eeprom, + (offset + QSFP_CHANNL_THRESHOLD_OFFSET), + QSFP_CHANNL_THRESHOLD_WIDTH) + if dom_channel_threshold_raw is not None: + dom_channel_threshold_data = sfpd_obj.parse_channel_threshold_values(dom_channel_threshold_raw, 0) + else: + return transceiver_dom_threshold_info_dict + + try: + sysfsfile_eeprom.close() + except IOError: + print("Error: closing sysfs file %s" % file_path) + return None + + # Threshold Data + transceiver_dom_threshold_info_dict['temphighalarm'] = dom_module_threshold_data['data']['TempHighAlarm']['value'] + transceiver_dom_threshold_info_dict['temphighwarning'] = dom_module_threshold_data['data']['TempHighWarning']['value'] + transceiver_dom_threshold_info_dict['templowalarm'] = dom_module_threshold_data['data']['TempLowAlarm']['value'] + transceiver_dom_threshold_info_dict['templowwarning'] = dom_module_threshold_data['data']['TempLowWarning']['value'] + transceiver_dom_threshold_info_dict['vcchighalarm'] = dom_module_threshold_data['data']['VccHighAlarm']['value'] + transceiver_dom_threshold_info_dict['vcchighwarning'] = dom_module_threshold_data['data']['VccHighWarning']['value'] + transceiver_dom_threshold_info_dict['vcclowalarm'] = dom_module_threshold_data['data']['VccLowAlarm']['value'] + transceiver_dom_threshold_info_dict['vcclowwarning'] = dom_module_threshold_data['data']['VccLowWarning']['value'] + transceiver_dom_threshold_info_dict['rxpowerhighalarm'] = dom_channel_threshold_data['data']['RxPowerHighAlarm']['value'] + transceiver_dom_threshold_info_dict['rxpowerhighwarning'] = dom_channel_threshold_data['data']['RxPowerHighWarning']['value'] + transceiver_dom_threshold_info_dict['rxpowerlowalarm'] = dom_channel_threshold_data['data']['RxPowerLowAlarm']['value'] + transceiver_dom_threshold_info_dict['rxpowerlowwarning'] = dom_channel_threshold_data['data']['RxPowerLowWarning']['value'] + transceiver_dom_threshold_info_dict['txbiashighalarm'] = dom_channel_threshold_data['data']['TxBiasHighAlarm']['value'] + transceiver_dom_threshold_info_dict['txbiashighwarning'] = dom_channel_threshold_data['data']['TxBiasHighWarning']['value'] + transceiver_dom_threshold_info_dict['txbiaslowalarm'] = dom_channel_threshold_data['data']['TxBiasLowAlarm']['value'] + transceiver_dom_threshold_info_dict['txbiaslowwarning'] = dom_channel_threshold_data['data']['TxBiasLowWarning']['value'] + + else: + offset = 256 + file_path = self._get_port_eeprom_path(port_num, self.DOM_EEPROM_ADDR) + if not self._sfp_eeprom_present(file_path, 0): + return None + + try: + sysfsfile_eeprom = io.open(file_path,"rb",0) + except IOError: + print("Error: reading sysfs file %s" % file_path) + return None + + sfpd_obj = sff8472Dom(None,1) + if sfpd_obj is None: + return transceiver_dom_threshold_info_dict + + dom_module_threshold_raw = self._read_eeprom_specific_bytes(sysfsfile_eeprom, + (offset + SFP_MODULE_THRESHOLD_OFFSET), SFP_MODULE_THRESHOLD_WIDTH) + + if dom_module_threshold_raw is not None: + dom_module_threshold_data = sfpd_obj.parse_alarm_warning_threshold(dom_module_threshold_raw, 0) + else: + return transceiver_dom_threshold_info_dict + + try: + sysfsfile_eeprom.close() + except IOError: + print("Error: closing sysfs file %s" % file_path) + return None + + #Threshold Data + transceiver_dom_threshold_info_dict['temphighalarm'] = dom_module_threshold_data['data']['TempHighAlarm']['value'] + transceiver_dom_threshold_info_dict['templowalarm'] = dom_module_threshold_data['data']['TempLowAlarm']['value'] + transceiver_dom_threshold_info_dict['temphighwarning'] = dom_module_threshold_data['data']['TempHighWarning']['value'] + transceiver_dom_threshold_info_dict['templowwarning'] = dom_module_threshold_data['data']['TempLowWarning']['value'] + transceiver_dom_threshold_info_dict['vcchighalarm'] = dom_module_threshold_data['data']['VoltageHighAlarm']['value'] + transceiver_dom_threshold_info_dict['vcclowalarm'] = dom_module_threshold_data['data']['VoltageLowAlarm']['value'] + transceiver_dom_threshold_info_dict['vcchighwarning'] = dom_module_threshold_data['data']['VoltageHighWarning']['value'] + transceiver_dom_threshold_info_dict['vcclowwarning'] = dom_module_threshold_data['data']['VoltageLowWarning']['value'] + transceiver_dom_threshold_info_dict['txbiashighalarm'] = dom_module_threshold_data['data']['BiasHighAlarm']['value'] + transceiver_dom_threshold_info_dict['txbiaslowalarm'] = dom_module_threshold_data['data']['BiasLowAlarm']['value'] + transceiver_dom_threshold_info_dict['txbiashighwarning'] = dom_module_threshold_data['data']['BiasHighWarning']['value'] + transceiver_dom_threshold_info_dict['txbiaslowwarning'] = dom_module_threshold_data['data']['BiasLowWarning']['value'] + transceiver_dom_threshold_info_dict['txpowerhighalarm'] = dom_module_threshold_data['data']['TXPowerHighAlarm']['value'] + transceiver_dom_threshold_info_dict['txpowerlowalarm'] = dom_module_threshold_data['data']['TXPowerLowAlarm']['value'] + transceiver_dom_threshold_info_dict['txpowerhighwarning'] = dom_module_threshold_data['data']['TXPowerHighWarning']['value'] + transceiver_dom_threshold_info_dict['txpowerlowwarning'] = dom_module_threshold_data['data']['TXPowerLowWarning']['value'] + transceiver_dom_threshold_info_dict['rxpowerhighalarm'] = dom_module_threshold_data['data']['RXPowerHighAlarm']['value'] + transceiver_dom_threshold_info_dict['rxpowerlowalarm'] = dom_module_threshold_data['data']['RXPowerLowAlarm']['value'] + transceiver_dom_threshold_info_dict['rxpowerhighwarning'] = dom_module_threshold_data['data']['RXPowerHighWarning']['value'] + transceiver_dom_threshold_info_dict['rxpowerlowwarning'] = dom_module_threshold_data['data']['RXPowerLowWarning']['value'] + + return transceiver_dom_threshold_info_dict