|  | option( | 
|  | 'input-history-busname-root', type: 'string', | 
|  | value: 'org.open_power.powersupply', | 
|  | description: 'The D-Bus busname root for the PS input history.', | 
|  | ) | 
|  | option( | 
|  | 'input-history-sensor-root', type: 'string', | 
|  | value: '/org/open_power/sensors/aggregation/per_30s', | 
|  | description: 'The D-Bus power sensors namespace root.', | 
|  | ) | 
|  | option( | 
|  | 'input-history-sync-gpio', type: 'string', | 
|  | value: 'power-ffs-sync-history', | 
|  | description: 'The GPIO line name for syncing input history data.', | 
|  | ) | 
|  | option( | 
|  | 'tests', type: 'feature', description: 'Build tests.', | 
|  | ) | 
|  | option( | 
|  | 'long-tests', type: 'feature', value: 'disabled', | 
|  | description: 'Build long-running tests that are excluded from CI.', | 
|  | ) | 
|  |  | 
|  | # Supported power sequencers are: ucd90160, mihawk-cpld | 
|  | option( | 
|  | 'power_sequencer', type: 'string', value: 'ucd90160', | 
|  | description: 'The power sequencer', | 
|  | ) | 
|  |  | 
|  | option( | 
|  | 'device-access', type: 'boolean', value: true, | 
|  | description: 'Enable UCD90160 hardware access.', | 
|  | ) | 
|  |  | 
|  | option( | 
|  | 'ibm-vpd', type: 'boolean', value: false, | 
|  | description: 'Setup for IBM VPD collection for inventory.', | 
|  | ) | 
|  |  | 
|  | option( | 
|  | 'ucd90160-yaml', type: 'string', value: 'example/ucd90160.yaml', | 
|  | description: 'The sequencer definition file to use.', | 
|  | ) | 
|  | option( | 
|  | 'oe-sdk', type: 'feature', value: 'disabled', description: 'Enable OE SDK' | 
|  | ) | 
|  | option( | 
|  | 'cold-redundancy', type: 'boolean', | 
|  | description: 'Enable support for cold redundancy' | 
|  | ) | 
|  | option( | 
|  | 'supply-monitor', type: 'boolean', | 
|  | description: 'Enable support for power supply monitoring' | 
|  | ) | 
|  | option( | 
|  | 'supply-monitor-ng', type: 'boolean', | 
|  | description: 'Enable support for power supply monitoring' | 
|  | ) | 
|  | option( | 
|  | 'regulators', type: 'boolean', | 
|  | description: 'Enable support for voltage regulator control' | 
|  | ) | 
|  | option( | 
|  | 'sequencer-monitor', type: 'boolean', | 
|  | description: 'Enable support for power sequencer control' | 
|  | ) | 
|  | option( | 
|  | 'power-control', type: 'boolean', | 
|  | description: 'Enable support for power sequencer control utilizing JSON configuration and supporting multiple systems in a single build image' | 
|  | ) | 
|  | option( | 
|  | 'utils', type: 'boolean', | 
|  | description: 'Enable support for power supply utilities' | 
|  | ) |