CONFIG_TMS320C6X_CACHES_ON is not available for thedefaultarchitecture x86.
Result is shown for architecture c6x
default or selected kernelversion does not have config value CONFIG_TMS320C6X_CACHES_ON.
Result is shown for kernelversion 6.2.5

L2 cache support

configname: CONFIG_TMS320C6X_CACHES_ON

Linux Kernel Configuration
└─>Processor type and features
└─>L2 cache support
In linux kernel since version 3.1 (release Date: 2011-10-24)