CONFIG_CPU_ARM946E is not available for thedefaultarchitecture x86.
Result is shown for architecture arm

CONFIG_CPU_ARM946E (not configurable)

modulename: proc-arm946.ko

configname: CONFIG_CPU_ARM946E

Linux Kernel Configuration
└─>CPU_ARM946E
In linux kernel since version 2.6.21 (release Date: 2007-04-25)  
ARM946E-S is a member of the ARM9E-S family of high-
performance, 32-bit system-on-chip processor solutions.
The TCM and ARMv5TE 32-bit instruction set is supported.

Say Y if you want support for the ARM946E-S processor.
Otherwise, say N.

source code: