Module kernel_hal::vm

Virtual memory operations.

Structs

Page

A 4K, 2M or 1G size page.

PageTable

Dummy page table implemented by mmap, munmap, and mprotect.

Enums

PageSize

Possible page size (4K, 2M, 1G).

PagingError

Errors may occur during address translation.

Traits

GenericPageTable

A generic page table abstraction.

IgnoreNotMappedErr

The PagingError::NotMapped can be ignored.

Functions

activate_paging

Activate the page table associated with the vmtoken by writing the page table root address.

current_vmtoken

Read the current VM token, which is the page table root address on various architectures. (e.g. CR3, SATP, …)

Type Definitions

PagingResult

Address translation result.