menu "Memory management" config RT_USING_MEMBLOCK bool "Using memblock" default n help Using memblock to record memory infomation in init time config RT_INIT_MEMORY_REGIONS int "The max number of memory block regions in init time" depends on RT_USING_MEMBLOCK range 1 1024 default 128 help During the system initialization phase, the kernel divides memory into different types of regions. This variable specifies the maximum number of regions supported by the system. endmenu