linux内核启动流程

init/main.c start_kernel()


arch/arm/kernel/setup.c smp_setup_processor_id()


setup_arch()


setup_processor()


cacheid_init()

arch/arm/kernel/devtree.c setup_machine_fdt()


drivers/of/fdt.c of_flat_dt_match_machine()


arch/arm/mm/mmu.c paging_init()


build_mem_type_table()


mm/percpu.c setup_per_cpu_areas()


pcpu_embed_first_chunk()


mm/page_alloc.c build_all_zonelists()


kernel/pid.c pidhash_init()


mm/page_alloc.c alloc_large_system_hash()


fs/dcache.c vfs_caches_init()


dcache_init()

inode_init()

mm_init()


arch/arm/mm/init.c mem_init()


mm/page_alloc.c mem_init_print_info()


mm/slub.c kmem_cache_init()


kernel/rcu/tree.c rcu_init()

rcu_bootup_announce()


rcu_init_geometry()


kernel/irq/irqdesc.c early_irq_init()




arch/arm/mach-imx/time.c mxc_clocksource_init()


drivers/tty/vt/vt.c console_initcall()


init/calibrate.c calibrate_delay()


kernel/pid.c pidmap_init()


arch/arm/include/asm/bugs.h check_bugs()


rest_init()


kernel_init()


kernel_init_freeable()


kernel/smp.c smp_init()


arch/arm/kernel/smp.c smp_prepare_cpus()


arch/arm/kernel/topology.c store_cpu_topology()


arch/arm/mm/idmap.c early_initcall(init_static_idmap)






do_basic_setup()


drivers/base/init.c driver_init()


drivers/base/devtmpfs.c devtmpfs_init()







arch/arm/boot/dts/myb-y6ull-14x14.dts