CONFIG_ETRAX_IDE is not available for thedefaultarchitecture x86.
Result is shown for architecture cris
default or selected kernelversion does not have config value CONFIG_ETRAX_IDE.
Result is shown for kernelversion 5.4.123

ATA/IDE support

configname: CONFIG_ETRAX_IDE

Linux Kernel Configuration
└─>ATA/IDE support
In linux kernel since version 2.6.12  
Enable this to get support for ATA/IDE.
You can't use paralell ports or SCSI ports
at the same time.

selects
CONFIG_IDE
CONFIG_BLK_DEV_IDE
CONFIG_BLK_DEV_IDEDISK
CONFIG_BLK_DEV_IDECD
CONFIG_BLK_DEV_IDEDMA
CONFIG_DMA_NONPCI