diff options
| -rw-r--r-- | src/controlregs.rs | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/controlregs.rs b/src/controlregs.rs index b09a48a..1445eab 100644 --- a/src/controlregs.rs +++ b/src/controlregs.rs @@ -77,6 +77,11 @@ pub unsafe fn cr2() -> usize { ret } +/// Write cr2, for instance to reset cr2 +pub unsafe fn cr2_write(val: u64) { + asm!("mov $0, %cr2" :: "r" (val) : "memory"); +} + /// Contains page-table root pointer. pub unsafe fn cr3() -> u64 { let ret: u64; |