Enum Size2MiB

pub enum Size2MiB {}

A “huge” 2MiB page.

Trait Implementations

impl Clone for Size2MiB

fn clone(&self) -> Size2MiB

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Size2MiB

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<'a, P: PageTableFrameMapping> Mapper<Size2MiB> for MappedPageTable<'a, P>

unsafe fn map_to_with_table_flags<A>( &mut self, page: Page<Size2MiB>, frame: PhysFrame<Size2MiB>, flags: PageTableFlags, parent_table_flags: PageTableFlags, allocator: &mut A, ) -> Result<MapperFlush<Size2MiB>, MapToError<Size2MiB>>

where A: FrameAllocator<Size4KiB> + ?Sized,

Creates a new mapping in the page table.

fn unmap( &mut self, page: Page<Size2MiB>, ) -> Result<(PhysFrame<Size2MiB>, MapperFlush<Size2MiB>), UnmapError>

Removes a mapping from the page table and returns the frame that used to be mapped.

unsafe fn update_flags( &mut self, page: Page<Size2MiB>, flags: PageTableFlags, ) -> Result<MapperFlush<Size2MiB>, FlagUpdateError>

Updates the flags of an existing mapping.

unsafe fn set_flags_p4_entry( &mut self, page: Page<Size2MiB>, flags: PageTableFlags, ) -> Result<MapperFlushAll, FlagUpdateError>

Set the flags of an existing page level 4 table entry

unsafe fn set_flags_p3_entry( &mut self, page: Page<Size2MiB>, flags: PageTableFlags, ) -> Result<MapperFlushAll, FlagUpdateError>

Set the flags of an existing page table level 3 entry

unsafe fn set_flags_p2_entry( &mut self, _page: Page<Size2MiB>, _flags: PageTableFlags, ) -> Result<MapperFlushAll, FlagUpdateError>

Set the flags of an existing page table level 2 entry

fn translate_page( &self, page: Page<Size2MiB>, ) -> Result<PhysFrame<Size2MiB>, TranslateError>

Return the frame that the specified page is mapped to.

unsafe fn map_to<A>( &mut self, page: Page<S>, frame: PhysFrame<S>, flags: PageTableFlags, frame_allocator: &mut A, ) -> Result<MapperFlush<S>, MapToError<S>>

where Self: Sized, A: FrameAllocator<Size4KiB> + ?Sized,

Creates a new mapping in the page table.

unsafe fn identity_map<A>( &mut self, frame: PhysFrame<S>, flags: PageTableFlags, frame_allocator: &mut A, ) -> Result<MapperFlush<S>, MapToError<S>>

where Self: Sized + Mapper<S>, A: FrameAllocator<Size4KiB> + ?Sized, S: PageSize,

Maps the given frame to the virtual page with the same address.

impl<'a> Mapper<Size2MiB> for OffsetPageTable<'a>

unsafe fn map_to_with_table_flags<A>( &mut self, page: Page<Size2MiB>, frame: PhysFrame<Size2MiB>, flags: PageTableFlags, parent_table_flags: PageTableFlags, allocator: &mut A, ) -> Result<MapperFlush<Size2MiB>, MapToError<Size2MiB>>

where A: FrameAllocator<Size4KiB> + ?Sized,

Creates a new mapping in the page table.

fn unmap( &mut self, page: Page<Size2MiB>, ) -> Result<(PhysFrame<Size2MiB>, MapperFlush<Size2MiB>), UnmapError>

Removes a mapping from the page table and returns the frame that used to be mapped.

unsafe fn update_flags( &mut self, page: Page<Size2MiB>, flags: PageTableFlags, ) -> Result<MapperFlush<Size2MiB>, FlagUpdateError>

Updates the flags of an existing mapping.

unsafe fn set_flags_p4_entry( &mut self, page: Page<Size2MiB>, flags: PageTableFlags, ) -> Result<MapperFlushAll, FlagUpdateError>

Set the flags of an existing page level 4 table entry

unsafe fn set_flags_p3_entry( &mut self, page: Page<Size2MiB>, flags: PageTableFlags, ) -> Result<MapperFlushAll, FlagUpdateError>

Set the flags of an existing page table level 3 entry

unsafe fn set_flags_p2_entry( &mut self, page: Page<Size2MiB>, flags: PageTableFlags, ) -> Result<MapperFlushAll, FlagUpdateError>

Set the flags of an existing page table level 2 entry

fn translate_page( &self, page: Page<Size2MiB>, ) -> Result<PhysFrame<Size2MiB>, TranslateError>

Return the frame that the specified page is mapped to.

unsafe fn map_to<A>( &mut self, page: Page<S>, frame: PhysFrame<S>, flags: PageTableFlags, frame_allocator: &mut A, ) -> Result<MapperFlush<S>, MapToError<S>>

where Self: Sized, A: FrameAllocator<Size4KiB> + ?Sized,

Creates a new mapping in the page table.

unsafe fn identity_map<A>( &mut self, frame: PhysFrame<S>, flags: PageTableFlags, frame_allocator: &mut A, ) -> Result<MapperFlush<S>, MapToError<S>>

where Self: Sized + Mapper<S>, A: FrameAllocator<Size4KiB> + ?Sized, S: PageSize,

Maps the given frame to the virtual page with the same address.

impl<'a> Mapper<Size2MiB> for RecursivePageTable<'a>

unsafe fn map_to_with_table_flags<A>( &mut self, page: Page<Size2MiB>, frame: PhysFrame<Size2MiB>, flags: PageTableFlags, parent_table_flags: PageTableFlags, allocator: &mut A, ) -> Result<MapperFlush<Size2MiB>, MapToError<Size2MiB>>

where A: FrameAllocator<Size4KiB> + ?Sized,

Creates a new mapping in the page table.

fn unmap( &mut self, page: Page<Size2MiB>, ) -> Result<(PhysFrame<Size2MiB>, MapperFlush<Size2MiB>), UnmapError>

Removes a mapping from the page table and returns the frame that used to be mapped.

unsafe fn update_flags( &mut self, page: Page<Size2MiB>, flags: PageTableFlags, ) -> Result<MapperFlush<Size2MiB>, FlagUpdateError>

Updates the flags of an existing mapping.

unsafe fn set_flags_p4_entry( &mut self, page: Page<Size2MiB>, flags: PageTableFlags, ) -> Result<MapperFlushAll, FlagUpdateError>

Set the flags of an existing page level 4 table entry

unsafe fn set_flags_p3_entry( &mut self, page: Page<Size2MiB>, flags: PageTableFlags, ) -> Result<MapperFlushAll, FlagUpdateError>

Set the flags of an existing page table level 3 entry

unsafe fn set_flags_p2_entry( &mut self, _page: Page<Size2MiB>, _flags: PageTableFlags, ) -> Result<MapperFlushAll, FlagUpdateError>

Set the flags of an existing page table level 2 entry

fn translate_page( &self, page: Page<Size2MiB>, ) -> Result<PhysFrame<Size2MiB>, TranslateError>

Return the frame that the specified page is mapped to.

unsafe fn map_to<A>( &mut self, page: Page<S>, frame: PhysFrame<S>, flags: PageTableFlags, frame_allocator: &mut A, ) -> Result<MapperFlush<S>, MapToError<S>>

where Self: Sized, A: FrameAllocator<Size4KiB> + ?Sized,

Creates a new mapping in the page table.

unsafe fn identity_map<A>( &mut self, frame: PhysFrame<S>, flags: PageTableFlags, frame_allocator: &mut A, ) -> Result<MapperFlush<S>, MapToError<S>>

where Self: Sized + Mapper<S>, A: FrameAllocator<Size4KiB> + ?Sized, S: PageSize,

Maps the given frame to the virtual page with the same address.

impl Ord for Size2MiB

fn cmp(&self, other: &Size2MiB) -> Ordering

This method returns an Ordering between self and other.

fn max(self, other: Self) -> Self

where Self: Sized,

Compares and returns the maximum of two values.

fn min(self, other: Self) -> Self

where Self: Sized,

Compares and returns the minimum of two values.

fn clamp(self, min: Self, max: Self) -> Self

where Self: Sized,

Restrict a value to a certain interval.

impl PageSize for Size2MiB

const SIZE: u64 = 2_097_152u64

The page size in bytes.

const DEBUG_STR: &'static str = "2MiB"

A string representation of the page size for debug output.

impl PartialEq for Size2MiB

fn eq(&self, other: &Size2MiB) -> bool

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl PartialOrd for Size2MiB

fn partial_cmp(&self, other: &Size2MiB) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

fn lt(&self, other: &Rhs) -> bool

Tests less than (for self and other) and is used by the < operator.

fn le(&self, other: &Rhs) -> bool

Tests less than or equal to (for self and other) and is used by the <= operator.

fn gt(&self, other: &Rhs) -> bool

Tests greater than (for self and other) and is used by the > operator.

fn ge(&self, other: &Rhs) -> bool

Tests greater than or equal to (for self and other) and is used by the >= operator.

impl Copy for Size2MiB

impl Eq for Size2MiB

impl NotGiantPageSize for Size2MiB

impl StructuralPartialEq for Size2MiB