CONFIG_MACH_NEXCODER_2440 is not available for thedefaultarchitecture x86.
Result is shown for architecture arm
NexVision NEXCODER 2440 Light Board
modulename: mach-nexcoder.ko
configname: CONFIG_MACH_NEXCODER_2440
Linux Kernel Configuration
└─>SAMSUNG S3C24XX SoCs Support
└─>NexVision NEXCODER 2440 Light Board
In linux kernel since version 2.6.12
Say Y here if you are using the Nex Vision NEXCODER 2440 Light Board