X-Git-Url: https://scm.lunaixsky.com/lunaix-os.git/blobdiff_plain/48b4a227035048fdebcd32532deb7a857c6199ac..2e21eb2f39dd80aa166216381d5d402be943686e:/lunaix-os/kernel/mm/vmm.c?ds=inline

diff --git a/lunaix-os/kernel/mm/vmm.c b/lunaix-os/kernel/mm/vmm.c
index f791cc3..40c8be5 100644
--- a/lunaix-os/kernel/mm/vmm.c
+++ b/lunaix-os/kernel/mm/vmm.c
@@ -255,4 +255,17 @@ void*
 vmm_v2p(void* va)
 {
     return (void*)vmm_lookup(va).pa;
+}
+
+void*
+vmm_mount_pd(void* pde) {
+    x86_page_table* l1pt = (x86_page_table*)L1_BASE_VADDR;
+    l1pt->entry[(PD_MOUNT >> 22)] = NEW_L1_ENTRY(PG_PREM_RW, pde);
+    return PD_MOUNT;
+}
+
+void*
+vmm_unmount_pd() {
+    x86_page_table* l1pt = (x86_page_table*)L1_BASE_VADDR;
+    l1pt->entry[(PD_MOUNT >> 22)] = 0;
 }
\ No newline at end of file