Implement early page table mapping routines

2025-12-15 13:24:02 +01:00
parent 5cf3dfa844
commit 36c273ea13
4 changed files with 286 additions and 0 deletions
--- a/xtoskrnl/includes/mm/pte.hh
+++ b/xtoskrnl/includes/mm/pte.hh
@@ -0,0 +1,39 @@
+/**
+ * PROJECT:         ExectOS
+ * COPYRIGHT:       See COPYING.md in the top level directory
+ * FILE:            xtoskrnl/includes/mm/pte.hh
+ * DESCRIPTION:     Page table entry (PTE) support
+ * DEVELOPERS:      Aiken Harris <harraiken91@gmail.com>
+ */
+
+#ifndef __XTOSKRNL_MM_PTE_HH
+#define __XTOSKRNL_MM_PTE_HH
+
+#include <xtos.hh>
+
+
+/* Memory Manager */
+namespace MM
+{
+    class Pte
+    {
+        public:
+            STATIC XTAPI VOID MapP5E(PVOID StartAddress,
+                                     PVOID EndAddress,
+                                     PMMP5E TemplateP5e);
+            STATIC XTAPI VOID MapPDE(PVOID StartAddress,
+                                     PVOID EndAddress,
+                                     PMMPDE TemplatePde);
+            STATIC XTAPI VOID MapPPE(PVOID StartAddress,
+                                     PVOID EndAddress,
+                                     PMMPPE TemplatePpe);
+            STATIC XTAPI VOID MapPTE(PVOID StartAddress,
+                                     PVOID EndAddress,
+                                     PMMPTE TemplatePte);
+            STATIC XTAPI VOID MapPXE(PVOID StartAddress,
+                                     PVOID EndAddress,
+                                     PMMPXE TemplatePxe);
+    };
+}
+
+#endif /* __XTOSKRNL_MM_PTE_HH */