diff --git a/device/inventec/x86_64-inventec_d7032q28b-r0/plugins/psuutil.py b/device/inventec/x86_64-inventec_d7032q28b-r0/plugins/psuutil.py new file mode 100644 index 00000000000..cc5ca004dad --- /dev/null +++ b/device/inventec/x86_64-inventec_d7032q28b-r0/plugins/psuutil.py @@ -0,0 +1,88 @@ +# +# psuutil.py +# Platform-specific PSU status interface for SONiC +# + + +import os.path + +try: + from sonic_psu.psu_base import PsuBase +except ImportError as e: + raise ImportError(str(e) + "- required module not found") + + +class PsuUtil(PsuBase): + """Platform-specific PSUutil class""" + + PSU_DIR = "/sys/bus/i2c/devices/0-0066" + + def __init__(self): + PsuBase.__init__(self) + +# Get sysfs attribute + def get_attr_value(self, attr_path): + + retval = 'ERR' + if (not os.path.isfile(attr_path)): + return retval + + try: + with open(attr_path, 'r') as fd: + retval = fd.read() + except Exception as error: + logging.error("Unable to open ", attr_path, " file !") + + retval = retval.rstrip(' \t\n\r') + return retval + + def get_num_psus(self): + """ + Retrieves the number of PSUs available on the device + :return: An integer, the number of PSUs available on the device + """ + MAX_PSUS = 2 + return MAX_PSUS + + def get_psu_status(self, index): + """ + Retrieves the oprational status of power supply unit (PSU) defined + by index + :param index: An integer, index of the PSU of which to query status + :return: Boolean, True if PSU is operating properly, False if PSU is\ + faulty + """ + status = 0 + if (index == 1): + ind = 2 + if (index == 2): + ind = 1 + attr_file = 'psu'+ str(ind) + '_iout' + attr_path = self.PSU_DIR +'/' + attr_file + + attr_value = self.get_attr_value(attr_path) + if (attr_value != 'ERR'): + # Check for PSU status + if (attr_value != 0): + status = 1 + return status + + def get_psu_presence(self, index): + """ + Retrieves the presence status of power supply unit (PSU) defined + by index + :param index: An integer, index of the PSU of which to query status + :return: Boolean, True if PSU is plugged, False if not + """ + status = 0 + psu_absent = 0 + ind = index-1 + attr_file ='psu'+ str(ind) + attr_path = self.PSU_DIR +'/' + attr_file + normal_attr_value = '0 : normal' + attr_value = self.get_attr_value(attr_path) + if (attr_value != 'ERR'): + # Check for PSU presence + if (attr_value == normal_attr_value): + status = 1 + return status diff --git a/device/inventec/x86_64-inventec_d7054q28b-r0/plugins/psuutil.py b/device/inventec/x86_64-inventec_d7054q28b-r0/plugins/psuutil.py new file mode 100644 index 00000000000..4bd3f7a2705 --- /dev/null +++ b/device/inventec/x86_64-inventec_d7054q28b-r0/plugins/psuutil.py @@ -0,0 +1,84 @@ +# +# psuutil.py +# Platform-specific PSU status interface for SONiC +# + + +import os.path + +try: + from sonic_psu.psu_base import PsuBase +except ImportError as e: + raise ImportError(str(e) + "- required module not found") + + +class PsuUtil(PsuBase): + """Platform-specific PSUutil class""" + + PSU_DIR = "/sys/bus/i2c/devices/0-0066" + + def __init__(self): + PsuBase.__init__(self) + +# Get sysfs attribute + def get_attr_value(self, attr_path): + + retval = 'ERR' + if (not os.path.isfile(attr_path)): + return retval + + try: + with open(attr_path, 'r') as fd: + retval = fd.read() + except Exception as error: + logging.error("Unable to open ", attr_path, " file !") + + retval = retval.rstrip(' \t\n\r') + return retval + + def get_num_psus(self): + """ + Retrieves the number of PSUs available on the device + :return: An integer, the number of PSUs available on the device + """ + MAX_PSUS = 2 + return MAX_PSUS + + def get_psu_status(self, index): + """ + Retrieves the oprational status of power supply unit (PSU) defined + by index + :param index: An integer, index of the PSU of which to query status + :return: Boolean, True if PSU is operating properly, False if PSU is\ + faulty + """ + status = 0 + attr_file = 'psoc_psu'+ str(index) + '_iout' + attr_path = self.PSU_DIR +'/' + attr_file + + attr_value = self.get_attr_value(attr_path) + if (attr_value != 'ERR'): + # Check for PSU status + if (attr_value != 0): + status = 1 + return status + + def get_psu_presence(self, index): + """ + Retrieves the presence status of power supply unit (PSU) defined + by index + :param index: An integer, index of the PSU of which to query status + :return: Boolean, True if PSU is plugged, False if not + """ + status = 0 + psu_absent = 0 + ind = index-1 + attr_file ='psu'+ str(ind) + attr_path = self.PSU_DIR +'/' + attr_file + normal_attr_value = '0 : normal' + attr_value = self.get_attr_value(attr_path) + if (attr_value != 'ERR'): + # Check for PSU presence + if (attr_value == normal_attr_value): + status = 1 + return status