CONFIG_SA1100_CERF_FLASH_16MB is not available for thedefaultarchitecture x86.
Result is shown for architecture arm
default or selected kernelversion does not have config value CONFIG_SA1100_CERF_FLASH_16MB.
Result is shown for kernelversion 6.9.9

16MB

configname: CONFIG_SA1100_CERF_FLASH_16MB

Cerf Flash available
└─>16MB
In linux kernel since version 2.6.12