Module paging

Module paging 

Source

Re-exports§

pub use pagetable::*;

Modules§

fault
pagetable
basic paging support. code derived from the x86_64 crate

Functions§

get_cr3
for x86_64, return the CR3 register. this is the physical address of the page table root. TODO: use page root in task struct instead of raw cr3
get_root
returns the identically mapped (+ kernel offset) virtual address of the page table
map_page
walk the page table, create missing tables, return mapped physical frame
map_range
map_vma
unsafe as it dereferences raw pointer pt_root. Must make sure it’s a valid, 4k aligned virtual address.