def read_port_to_i2cbus_mapping(self):
if self.port_to_i2cbus_mapping is not None and len(
self.port_to_i2cbus_mapping) > 0:
return
self.eep_dict = eeprom_dts.get_dev_attr_from_dtb(['sfp'])
if len(self.eep_dict) == 0:
return
# XXX: there should be a cleaner way to do this.
i2cbus_list = []
self.port_to_i2cbus_mapping = {}
s = self.port_start
for sfp_sysfs_path, attrs in sorted(self.eep_dict.iteritems()):
i2cbus = attrs.get("dev-id")
if i2cbus is None:
raise DeviceTreeError(
"No 'dev-id' attribute found in attr: %s" % repr(attrs))
if i2cbus in i2cbus_list:
continue
i2cbus_list.append(i2cbus)
self.port_to_i2cbus_mapping[s] = i2cbus
s += 1
if s > self.port_end:
break
def read_port_to_i2cbus_mapping(self):
if self.port_to_i2cbus_mapping is not None and len(self.port_to_i2cbus_mapping) > 0:
return
self.eep_dict = eeprom_dts.get_dev_attr_from_dtb(['sfp'])
if len(self.eep_dict) == 0:
return
# XXX: there should be a cleaner way to do this.
i2cbus_list = []
self.port_to_i2cbus_mapping = {}
s = self.port_start
for sfp_sysfs_path, attrs in sorted(self.eep_dict.iteritems()):
i2cbus = attrs.get("dev-id")
if i2cbus is None:
raise DeviceTreeError("No 'dev-id' attribute found in attr: %s" % repr(attrs))
if i2cbus in i2cbus_list:
continue
i2cbus_list.append(i2cbus)
self.port_to_i2cbus_mapping[s] = i2cbus
s += 1
if s > self.port_end:
break
