Samuka007/asterinas
1
0
Fork 0
mirror of https://github.com/asterinas/asterinas.git synced 2025-06-25 18:33:24 +00:00
Code Issues Packages Projects Releases Wiki Activity

Add a PTE extension mechanism

Browse Source
This commit is contained in:
Zhang Junyang
2024-04-15 09:46:21 +08:00
committed by Tate, Hongliang Tian
parent 513ac97969
commit 82bdadf754
12 changed files with 110 additions and 89 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
framework/aster-frame/src/trap/handler.rs
View File

@ -8,10 +8,9 @@ use log::debug;
use tdx_guest::tdcall;
use trapframe::TrapFrame;
#[cfg(feature = "intel_tdx")]
use crate::arch::tdx_guest::{handle_virtual_exception, TdxTrapFrame};
#[cfg(feature = "intel_tdx")]
use crate::arch::{
cpu::VIRTUALIZATION_EXCEPTION,
mm::PageTableFlags,
tdx_guest::{handle_virtual_exception, TdxTrapFrame},
};
@ -233,7 +232,12 @@ fn handle_kernel_page_fault(f: &TrapFrame) {
&(vaddr..vaddr + PAGE_SIZE),
&(paddr..paddr + PAGE_SIZE),
MapProperty {
perm: VmPerm::RW | VmPerm::G,
perm: VmPerm::RW,
global: true,
#[cfg(feature = "intel_tdx")]
extension: PageTableFlags::SHARED.bits() as u64,
#[cfg(not(feature = "intel_tdx"))]
extension: 0,
cache: CachePolicy::Uncacheable,
},
)