diff options
| author | Delphine CC Chiu <Delphine_CC_Chiu@wiwynn.com> | 2022-12-22 06:09:13 +0300 |
|---|---|---|
| committer | Patrick Williams <patrick@stwcx.xyz> | 2023-03-17 00:08:14 +0300 |
| commit | 910b35920c60629e7bac82600b7a3c8d8695eb7f (patch) | |
| tree | bfb9077f35997c4b33fa3b0d43d37e6f61d192f9 /meta-facebook | |
| parent | 755222b2f82bb82f02b3dfcaf145432ed67dc0af (diff) | |
| download | openbmc-910b35920c60629e7bac82600b7a3c8d8695eb7f.tar.xz | |
meta-facebook: Support airflow sensor
Support airflow sensor for single/duo rotor(per fan) unit.
Tested:
Get airflow sensor reading from D-bus.
Change-Id: Icac292f79f58a9c60df754cc24ad3ad6606cfceb
Signed-off-by: Delphine CC Chiu <Delphine_CC_Chiu@wiwynn.com>
Diffstat (limited to 'meta-facebook')
| -rw-r--r-- | meta-facebook/recipes-phosphor/sensors/phosphor-virtual-sensor/greatlakes/greatlakes_sensor_config.json | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/meta-facebook/recipes-phosphor/sensors/phosphor-virtual-sensor/greatlakes/greatlakes_sensor_config.json b/meta-facebook/recipes-phosphor/sensors/phosphor-virtual-sensor/greatlakes/greatlakes_sensor_config.json index e6793fa677..10c739d31c 100644 --- a/meta-facebook/recipes-phosphor/sensors/phosphor-virtual-sensor/greatlakes/greatlakes_sensor_config.json +++ b/meta-facebook/recipes-phosphor/sensors/phosphor-virtual-sensor/greatlakes/greatlakes_sensor_config.json @@ -237,5 +237,78 @@ }, "Expression": "(( P6 / P1 / P2 - P3 ) * P4 + P5 ) * P7" + }, + { + "Desc": { + "Name": "BB_SYSTEM_AIRFLOW_CFM", + "SensorType": "airflow", + "MinValue": 0 + }, + + "Params": { + "ConstParam": [ + { + "ParamName": "rotor_single_or_duo", + "Value": 1 + }, + { + "ParamName": "max_support_rotor_per_fan", + "Value": 2 + }, + { + "ParamName": "gradient_single", + "Value": 0.0203 + }, + { + "ParamName": "gradient_duo", + "Value": 0 + }, + { + "ParamName": "displacement_single", + "Value": -9.9157 + }, + { + "ParamName": "displacement_duo", + "Value": 0 + } + ], + + "DbusParam": [ + { + "ParamName": "rpm1", + "Desc": { + "Name": "BB_FAN0_TACH_RPM", + "SensorType": "fan_tach" + } + }, + { + "ParamName": "rpm2", + "Desc": { + "Name": "BB_FAN1_TACH_RPM", + "SensorType": "fan_tach" + } + }, + { + "ParamName": "rpm3", + "Desc": { + "Name": "BB_FAN2_TACH_RPM", + "SensorType": "fan_tach" + } + }, + { + "ParamName": "rpm4", + "Desc": { + "Name": "BB_FAN3_TACH_RPM", + "SensorType": "fan_tach" + } + } + ] + }, + + "Expression": [ + "(max_support_rotor_per_fan - 1) * (max_support_rotor_per_fan - 2) == 0 ? ", + "((rotor_single_or_duo % 2) * (gradient_single * avg(rpm1, rpm2, rpm3, rpm4) + displacement_single)) + ", + "(((rotor_single_or_duo - 1) % 2) * (gradient_duo * avg(rpm1, rpm2, rpm3, rpm4) + displacement_duo)) : 0" + ] } ] |