CONFIG_SH_SHMIN is not available for thedefaultarchitecture x86.
Result is shown for architecture sh

SHMIN

modulename: board-shmin.ko

configname: CONFIG_SH_SHMIN

Linux/SuperH Kernel Configuration
└─>System type
└─>Board support
└─>SHMIN
In linux kernel since version 2.6.19 (release Date: 2006-11-29)  
Select SHMIN if configuring for the SHMIN board.