use linker variable

1 files changed, 3 insertions, 1 deletions

diff --git a/arch/x86_64/src/memory/paging/page_table.cpp b/arch/x86_64/src/memory/paging/page_table.cpp
index 808fbbc..059ada2 100644
--- a/arch/x86_64/src/memory/paging/page_table.cpp
+++ b/arch/x86_64/src/memory/paging/page_table.cpp
@@ -3,6 +3,8 @@
 #include <array>
 #include <memory>
 
+extern char _end_of_image;
+
 namespace teachos::arch::memory::paging
 {
   /**
@@ -107,7 +109,7 @@ namespace teachos::arch::memory::paging
   {
     exception_handling::assert(handle_level == page_table_handle::LEVEL4,
                                "[Page Table] Attempted to initialize a page table of level 3 or lower");
-    // std::construct_at(reinterpret_cast<page_table *>(_end_of_image));
+    auto level3_page_table = std::construct_at(reinterpret_cast<page_table *>(_end_of_image));
   }
 
   auto page_table_handle::zero_entries() -> void { handle->zero_entries(); }