----- Menuconfig -----

Boot options -> Default kernel command string -> console=ttyAMA0
Boot options -> Kernel command line type -> Use bootloader kernel arguments if available
Kernel hacking -> Compile-time checks and compiler options -> Debug information -> Generate DWARF Version 5 debuginfo
Kernel hacking -> Compile-time checks and compiler options -> Provide GDB scripts for kernel debugging



----- Dev files -----

kernel 5.14.13:
/mnt/dev/linux/source/linux-5.14.13/arch/arm64/include/asm/assembler.h
/mnt/dev/linux/source/linux-5.14.13/arch/arm64/mm/cache.S
/mnt/dev/linux/source/linux-5.14.13/include/linux/init.h
/mnt/dev/linux/source/linux-5.14.13/arch/arm64/kernel/head.S
/mnt/dev/linux/source/linux-5.14.13/arch/arm64/kernel/efi-header.S
/mnt/dev/linux/source/linux-5.14.13/init/main.c
/mnt/dev/linux/source/linux-5.14.13/kernel/sched/idle.c