CONFIG_PLAT_HAS_INT1ICU is not available for thedefaultarchitecture x86.
Result is shown for architecture m32r

CONFIG_PLAT_HAS_INT1ICU (not configurable)

configname: CONFIG_PLAT_HAS_INT1ICU

Linux/M32R Kernel Configuration
└─>Processor type and features
└─>PLAT_HAS_INT1ICU
In linux kernel since version 2.6.23 (release Date: 2007-10-09)