CONFIG_SGI_HAS_I8042 is not available for the selected architecture x86.
Result is shown for architecture mips

CONFIG_SGI_HAS_I8042 (not configurable)

configname: CONFIG_SGI_HAS_I8042

Linux Kernel Configuration
└─>SGI_HAS_I8042
In linux kernel since version 2.6.25 (release Date: 2008-04-16)