1option('tests', type : 'feature', description : 'Build tests')
2option('nlmode', type : 'feature', description : 'no run-time control')
3option('phal', type : 'feature', value : 'disabled',
4        description : '''Enable PHAL APIs for retrieving data from the POWER
5                         Systems device tree''')
6option('attn_config', type : 'string', value : '',
7        description : '''Attention handler default configuration override''')
8