1 files changed, 19 insertions, 0 deletions
diff --git a/arch/x86_64/src/memory/paging_root.cpp b/arch/x86_64/src/memory/paging_root.cpp
new file mode 100644
index 0000000..d849a82
--- /dev/null
+++ b/arch/x86_64/src/memory/paging_root.cpp
@@ -0,0 +1,19 @@
+#include "x86_64/memory/paging_root.hpp"
+
+#include <bit>
+#include <cstdint>
+
+namespace teachos::memory::x86_64
+{
+
+  namespace
+  {
+    constexpr auto recursive_base = std::uintptr_t{0177777'776'776'776'776'0000uz};
+  }  // namespace
+
+  auto paging_root::get() -> paging_root *
+  {
+    return std::bit_cast<paging_root *>(recursive_base);
+  }
+
+}  // namespace teachos::memory::x86_64
+\ No newline at end of file