CONFIG_NIOS2_CI_SWAB_NO is not available for thedefaultarchitecture x86.
Result is shown for architecture nios2
Byteswap custom instruction number
configname: CONFIG_NIOS2_CI_SWAB_NO
Linux Kernel Configuration
└─>Platform options
└─>Byteswap custom instruction number
In linux kernel since version 3.19 (release Date: 2015-02-08)
Number of the instruction as configured in QSYS Builder.