# mod.rs - source
Source of the Rust file `src/mm/mod.rs`.
Keywords: rust, rustlang, rust-lang

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    mod address;
    mod frame_allocator;
    mod heap_allocator;
    mod memory_set;
    mod page_table;

    use address::VPNRange;
    pub use address::{PhysAddr, PhysPageNum, StepByOne, VirtAddr, VirtPageNum};
    pub use frame_allocator::{frame_alloc, frame_dealloc, FrameTracker};
    pub use memory_set::remap_test;
    pub use memory_set::{kernel_token, MapPermission, MemorySet, KERNEL_SPACE};
    use page_table::PTEFlags;
    pub use page_table::{
        translated_byte_buffer, translated_ref, translated_refmut, translated_str, PageTable,
        PageTableEntry, UserBuffer, UserBufferIterator,
    };

    pub fn init() {
        kprintln!("[KERN] mm::init() begin");
        heap_allocator::init_heap();
        frame_allocator::init_frame_allocator();
        KERNEL_SPACE.exclusive_access().activate();
        kprintln!("[KERN] mm::init() end");
    }