Struct kernel_hal::PageTable

#[repr(C)]pub struct PageTable { /* fields omitted */ }

Page Table

Implementations

impl PageTable

#[export_name = "hal_pt_current"]pub fn current() -> Self

Get current page table

#[export_name = "hal_pt_new"]pub fn new() -> Self

Create a new PageTable.

Trait Implementations

impl PageTableTrait for PageTable

#[export_name = "hal_pt_map"]fn map(
    &mut self,
    _vaddr: VirtAddr,
    _paddr: PhysAddr,
    _flags: MMUFlags
) -> Result<()>

Map the page of vaddr to the frame of paddr with flags.

#[export_name = "hal_pt_unmap"]fn unmap(&mut self, _vaddr: VirtAddr) -> Result<()>

Unmap the page of vaddr.

#[export_name = "hal_pt_protect"]fn protect(&mut self, _vaddr: VirtAddr, _flags: MMUFlags) -> Result<()>

Change the flags of the page of vaddr.

#[export_name = "hal_pt_query"]fn query(&mut self, _vaddr: VirtAddr) -> Result<PhysAddr>

Query the physical address which the page of vaddr maps to.

#[export_name = "hal_pt_table_phys"]fn table_phys(&self) -> PhysAddr

Get the physical address of root page table.

#[export_name = "hal_pt_unmap_cont"]fn unmap_cont(&mut self, vaddr: VirtAddr, pages: usize) -> Result<()>

fn map_many(
    &mut self,
    vaddr: VirtAddr,
    paddrs: &[PhysAddr],
    flags: MMUFlags
) -> Result<()>

fn map_cont(
    &mut self,
    vaddr: VirtAddr,
    paddr: PhysAddr,
    pages: usize,
    flags: MMUFlags
) -> Result<()>