GDT, page frame allocator

2025-02-27 19:48:03 +04:00
commit 6f1c6f1316
31 changed files with 2016 additions and 0 deletions
@@ -0,0 +1,30 @@
+#pragma once
+#include <cstdint>
+
+namespace Memory {
+    extern std::uint64_t HHDMBase;
+
+    inline uint64_t HHDM(uint64_t address) {
+        return HHDMBase + address;
+    }
+
+    inline uint64_t HHDM(void* address) {
+        return HHDMBase + (uint64_t)address;
+    }
+
+    inline uint64_t SubHHDM(uint64_t address) {
+        return address - HHDMBase;
+    }
+
+    inline uint64_t SubHHDM(void* address) {
+        return SubHHDM((uint64_t)address);
+    }
+
+    inline uint64_t IsHDDMVirtAddr(uint64_t address) {
+        if (address > HHDMBase) {
+            return true;
+        }
+
+        return false;
+    }
+};