From 03d3dec4807d6adcfc5e21bd13992014900b4eac Mon Sep 17 00:00:00 2001
From: Fabian Imhof <fabian.imhof@ost.ch>
Date: Tue, 15 Oct 2024 08:40:56 +0000
Subject: implement page table members

---
 arch/x86_64/src/memory/paging.cpp | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'arch/x86_64/src')

diff --git a/arch/x86_64/src/memory/paging.cpp b/arch/x86_64/src/memory/paging.cpp
index 90c4199..58a2b99 100644
--- a/arch/x86_64/src/memory/paging.cpp
+++ b/arch/x86_64/src/memory/paging.cpp
@@ -40,4 +40,15 @@ namespace teachos::arch::memory
 
   auto entry::contains_flags(std::bitset<64U> b) const -> bool { return (flags & b) == b; }
 
+  auto page_table::zero_entries() -> void
+  {
+    auto begin = &entries[0];
+    auto end = &entries[PAGE_TABLE_ENTRY_COUNT];
+
+    for (auto entry = begin; entry < end; ++entry)
+    {
+      entry->set_unused();
+    }
+  }
+
 }  // namespace teachos::arch::memory
-- 
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