kernel: add GKit, improve AMD64 HAL.

Signed-off-by: Amlal El Mahrouss <amlal.elmahrouss@icloud.com>

7 files changed, 189 insertions, 0 deletions

diff --git a/Public/Kits/SystemKit/.gitkeep b/Public/Kits/SystemKit/.gitkeep
new file mode 100644
index 00000000..e69de29b
--- /dev/null
+++ b/Public/Kits/SystemKit/.gitkeep
diff --git a/Public/Kits/SystemKit/CoreAPI.hxx b/Public/Kits/SystemKit/CoreAPI.hxx
new file mode 100644
index 00000000..f3e67e96
--- /dev/null
+++ b/Public/Kits/SystemKit/CoreAPI.hxx
@@ -0,0 +1,17 @@
+/*
+ *	========================================================
+ *
+ *	h-core
+ * 	Copyright Mahrouss Logic, all rights reserved.
+ *
+ * 	========================================================
+ */
+
+#pragma once
+
+#ifdef MUST_PASS
+#undef MUST_PASS
+#endif
+
+// unused by user side, it's a kernel thing.
+#define MUST_PASS(e) ((void)e)
diff --git a/Public/Kits/SystemKit/FileAPI.hxx b/Public/Kits/SystemKit/FileAPI.hxx
new file mode 100644
index 00000000..c55d26ff
--- /dev/null
+++ b/Public/Kits/SystemKit/FileAPI.hxx
@@ -0,0 +1,40 @@
+/*
+ *	========================================================
+ *
+ *	h-core
+ * 	Copyright Mahrouss Logic, all rights reserved.
+ *
+ * 	========================================================
+ */
+
+#ifndef _SYSTEM_KIT_HCORE_FILE_HPP
+#define _SYSTEM_KIT_HCORE_FILE_HPP
+
+#include <CompilerKit/CompilerKit.hpp>
+#include <NewKit/Defines.hpp>
+
+using namespace HCore;
+
+class HFile final {
+ public:
+  explicit HFile(const char *path);
+  ~HFile();
+
+ public:
+  HCORE_COPY_DEFAULT(HFile);
+
+ public:
+  void *Read(SizeT off, SizeT sz);
+  void Write(void *buf, SizeT off, SizeT sz);
+  void Seek(SizeT off);
+  void *Read(SizeT sz);
+  void Write(void *buf, SizeT sz);
+  void Rewind();
+
+ public:
+  void SetMIME(const char *mime);
+};
+
+typedef HFile *HFilePtr;
+
+#endif  // ifndef _SYSTEM_KIT_HCORE_FILE_HPP
diff --git a/Public/Kits/SystemKit/HeapAPI.hxx b/Public/Kits/SystemKit/HeapAPI.hxx
new file mode 100644
index 00000000..11d4c265
--- /dev/null
+++ b/Public/Kits/SystemKit/HeapAPI.hxx
@@ -0,0 +1,65 @@
+/*
+ *	========================================================
+ *
+ *	h-core
+ * 	Copyright Mahrouss Logic, all rights reserved.
+ *
+ * 	========================================================
+ */
+
+#pragma once
+
+#include <CompilerKit/CompilerKit.hpp>
+#include <NewKit/Defines.hpp>
+
+using namespace HCore;
+
+class HMemoryException;
+
+typedef VoidPtr HHeapPtr;
+
+enum {
+  kHeapExpandable = 2,
+  kHeapNoExecute = 4,
+  kHeapShared = 6,
+  kHeapReadOnly = 8,
+  kHeapNoFlags = 0
+};
+
+class HHeap final {
+ private:
+  explicit HHeap();
+
+ public:
+  ~HHeap();
+
+ public:
+  HCORE_COPY_DEFAULT(HHeap);
+
+ public:
+  static HHeap *Shared() noexcept;
+
+ public:
+  void Delete(HHeapPtr me) noexcept;
+  SizeT Tell(HHeapPtr me) noexcept;
+  HHeapPtr New(const SizeT &sz, const Int32 flags = kHeapNoFlags);
+};
+
+class HMemoryException final {
+ public:
+  HMemoryException() = default;
+  ~HMemoryException() = default;
+
+ public:
+  HCORE_COPY_DEFAULT(HMemoryException);
+
+ public:
+  const char *Name();
+  const char *Reason();
+
+ private:
+  const char *mReason{"HeapAPI: Memory Exception!"};
+
+ private:
+  friend HHeap;
+};
diff --git a/Public/Kits/SystemKit/SystemCall.hxx b/Public/Kits/SystemKit/SystemCall.hxx
new file mode 100644
index 00000000..77614099
--- /dev/null
+++ b/Public/Kits/SystemKit/SystemCall.hxx
@@ -0,0 +1,16 @@
+/* -------------------------------------------
+
+    Copyright Mahrouss Logic
+
+    File: SystemCall.hxx
+    Purpose:
+
+    Revision History:
+
+    31/01/24: Added file (amlel)
+
+------------------------------------------- */
+
+#pragma once
+
+/// @brief System Call Interface
diff --git a/Public/Kits/SystemKit/SystemKit.hxx b/Public/Kits/SystemKit/SystemKit.hxx
new file mode 100644
index 00000000..eca53757
--- /dev/null
+++ b/Public/Kits/SystemKit/SystemKit.hxx
@@ -0,0 +1,12 @@
+/*** ===========================================
+ (C) Mahrouss Logic
+    ===========================================*/
+
+#pragma once
+
+#include <SystemKit/CoreAPI.hxx>
+#include <SystemKit/FileAPI.hxx>
+#include <SystemKit/HeapAPI.hxx>
+#include <SystemKit/ThreadAPI.hxx>
+
+using namespace HCore;
diff --git a/Public/Kits/SystemKit/ThreadAPI.hxx b/Public/Kits/SystemKit/ThreadAPI.hxx
new file mode 100644
index 00000000..a9490033
--- /dev/null
+++ b/Public/Kits/SystemKit/ThreadAPI.hxx
@@ -0,0 +1,39 @@
+/*
+ *	========================================================
+ *
+ *	h-core
+ * 	Copyright Mahrouss Logic, all rights reserved.
+ *
+ * 	========================================================
+ */
+
+//
+// Created by Amlal on 1/27/24.
+//
+
+#ifndef __THREAD_API__
+#define __THREAD_API__
+
+#include <NewKit/Defines.hpp>
+
+namespace HCore {
+/// @brief Thread Information Block for Local Storage.
+/// Located in GS on AMD64, Virtual Address 0x10000 (64x0, 32x0, ARM64)
+struct ThreadInformationBlock final {
+  const Char NAME[255];         // Module Name
+  const UIntPtr START_ADDRESS;  // Start Address
+  const UIntPtr START_ALLOC;    // Allocation Heap
+  const UIntPtr START_STACK;    // Stack Pointer.
+  const Int32 ARCH;             // Architecture and/or platform.
+};
+
+enum {
+  kPC_IA64,
+  kPC_AMD64 = kPC_IA64,
+  kPC_ARM,
+  kMACS_64x0,
+  kMACS_32x0,
+};
+}  // namespace HCore
+
+#endif  // __THREAD_API__