doc/dev.md

doc/test.md

kernel/src/config.rs

kernel/src/memory/elf.rs

kernel/src/memory/map.rs

kernel/src/memory/mod.rs

kernel/src/memory/vmm.rs

kernel/src/syscall.rs

kernel/src/task/task.rs

kernel/src/trap/exception.rs

kernel/src/trap/mod.rs