ArmMmuLib: Worked around lack of EL2&0 translation support.

acidanthera · Sep 13, 2024 · 6d38912 · 6d38912
1 parent 3105aa0
commit 6d38912
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/ArmPkg/Library/ArmMmuLib/AArch64/ArmMmuLibCore.c b/ArmPkg/Library/ArmMmuLib/AArch64/ArmMmuLibCore.c
@@ -464,7 +464,12 @@ GcdAttributeToPageAttribute (
       PageAttributes |= TT_AP_RW_RW;
     }
   } else {
-    PageAttributes |= TT_UXN_MASK;
+    if (ArmReadCurrentEL () == AARCH64_EL1) {
+      //
+      // TODO: Add EL2&0 support.
+      //
+      PageAttributes |= TT_UXN_MASK;
+    }
 
     if ((GcdAttributes & EFI_MEMORY_RO) != 0) {
       PageAttributes |= TT_AP_NO_RO;