def _get_bios_settings_resource(self, data):
        """Get the BIOS settings resource."""
        try:
            bios_settings_uri = data['links']['Settings']['href']
        except KeyError:
            msg = ('BIOS Settings resource not found.')
            raise exception.IloError(msg)

        status, headers, bios_settings = self._rest_get(bios_settings_uri)
        if status != 200:
            msg = self._get_extended_error(bios_settings)
            raise exception.IloError(msg)

        return headers, bios_settings_uri, bios_settings
Get the BIOS settings resource.