CONFIG_ARCH_MSM8909 is not available for thedefaultarchitecture x86.
Result is shown for architecture arm
default or selected kernelversion does not have config value CONFIG_ARCH_MSM8909.
Result is shown for kernelversion 6.9.9

Enable support for MSM8909

configname: CONFIG_ARCH_MSM8909

Linux Kernel Configuration
└─>Qualcomm Support
└─>Enable support for MSM8909
In linux kernel since version 6 (release Date: 2022-10-02)