2 files changed, 10 insertions, 0 deletions
diff --git a/kapi/include/kapi/memory/frame.hpp b/kapi/include/kapi/memory/frame.hpp
index 095a3df..5793b8b 100644
--- a/kapi/include/kapi/memory/frame.hpp
+++ b/kapi/include/kapi/memory/frame.hpp
@@ -42,6 +42,11 @@ namespace teachos::memory
       return physical_address{m_number * PLATFORM_FRAME_SIZE};
     }
 
+    [[nodiscard]] constexpr auto number() const noexcept -> std::size_t
+    {
+      return m_number;
+    }
+
     /**
      * @brief Get the nth next frame.
      *
diff --git a/kapi/include/kapi/memory/page.hpp b/kapi/include/kapi/memory/page.hpp
index b84094f..473a8b8 100644
--- a/kapi/include/kapi/memory/page.hpp
+++ b/kapi/include/kapi/memory/page.hpp
@@ -42,6 +42,11 @@ namespace teachos::memory
       return linear_address{m_number * PLATFORM_PAGE_SIZE};
     }
 
+    [[nodiscard]] constexpr auto number() const noexcept -> std::size_t
+    {
+      return m_number;
+    }
+
     /**
      * @brief Check if this page refers to the same page as @p other.
      */