feat: generic_kits: Add X64Chrono inside BenchKit.

refactor: libSystem: Refactored as a whole.

Signed-off-by: Amlal El Mahrouss <amlal@nekernel.org>

16 files changed, 75 insertions, 24 deletions

diff --git a/dev/boot/amd64-desktop.make b/dev/boot/amd64-desktop.make
index 113c6295..d39c3bcd 100644
--- a/dev/boot/amd64-desktop.make
+++ b/dev/boot/amd64-desktop.make
@@ -92,7 +92,7 @@ all: compile-amd64
 	$(COPY) ../kernel/$(KERNEL) src/root/$(KERNEL)
 	$(COPY) ./modules/SysChk/$(SYSCHK) src/root/$(SYSCHK)
 	$(COPY) ./modules/BootNet/$(BOOTNET) src/root/$(BOOTNET)
-	$(COPY) ../user/$(SCIKIT) src/root/$(SCIKIT)
+	$(COPY) ../libSystem/$(SCIKIT) src/root/$(SCIKIT)
 	$(COPY) src/$(BOOTLOADER) src/root/$(BOOTLOADER)
 	$(COPY) ../ddk/$(DDK) src/root/$(DDK)
 
diff --git a/dev/generic_kits/BenchKit/HardwareChrono.h b/dev/generic_kits/BenchKit/HardwareChrono.h
deleted file mode 100644
index f6f6fd8c..00000000
--- a/dev/generic_kits/BenchKit/HardwareChrono.h
+++ /dev/null
@@ -1,9 +0,0 @@
-/* -------------------------------------------
-
-Copyright (C) 2025, Amlal El Mahrouss, all rights reserved.
-
-------------------------------------------- */
-
-#pragma once
-
-#include <BenchKit/Chrono.h>
diff --git a/dev/generic_kits/BenchKit/X64Chrono.h b/dev/generic_kits/BenchKit/X64Chrono.h
new file mode 100644
index 00000000..192d1697
--- /dev/null
+++ b/dev/generic_kits/BenchKit/X64Chrono.h
@@ -0,0 +1,54 @@
+/* -------------------------------------------
+
+Copyright (C) 2025, Amlal El Mahrouss, all rights reserved.
+
+------------------------------------------- */
+
+#pragma once
+
+#include <generic_kits/BenchKit/Chrono.h>
+
+#if defined(__NE_AMD64__)
+
+namespace Kernel {
+class X64Chrono;
+struct X64ChronoTraits;
+
+struct X64ChronoTraits {
+private:
+  STATIC UInt64 TickImpl_(void) {
+    UInt64 a = 0, d = 0;
+    __asm__ volatile("rdtsc" : "=a"(a), "=d"(d));
+    return (d << 32) | a;
+  }
+
+  friend X64Chrono;
+};
+
+/// @brief X86_64 hardware chrono implementation using the `rdtsc` instruction.
+class X64Chrono : public ChronoInterface {
+ public:
+  X64Chrono()           = default;
+  ~X64Chrono() override = default;
+
+  NE_COPY_DEFAULT(X64Chrono);
+
+ public:
+  void Start() override { fStart = X64ChronoTraits::TickImpl_(); }
+
+  void Stop() override { fStop = X64ChronoTraits::TickImpl_(); }
+
+  void Reset() override {
+    fStart = 0;
+    fStop  = 0;
+  }
+
+  UInt64 GetElapsedTime() const override { return fStart - fStop; }
+
+ private:
+  UInt64 fStart = 0;
+  UInt64 fStop  = 0;
+};
+}  // namespace Kernel
+
+#endif  // defined(__NE_AMD64__)
\ No newline at end of file
diff --git a/dev/kernel/HALKit/AMD64/HalKernelMain.cc b/dev/kernel/HALKit/AMD64/HalKernelMain.cc
index e7337e62..446a1e85 100644
--- a/dev/kernel/HALKit/AMD64/HalKernelMain.cc
+++ b/dev/kernel/HALKit/AMD64/HalKernelMain.cc
@@ -14,6 +14,7 @@
 #include <KernelKit/Timer.h>
 #include <NetworkKit/IPC.h>
 #include <StorageKit/AHCI.h>
+#include <generic_kits/BenchKit/X64Chrono.h>
 #include <modules/ACPI/ACPIFactoryInterface.h>
 #include <modules/CoreGfx/TextGfx.h>
 
diff --git a/dev/kernel/KernelKit/UserMgr.h b/dev/kernel/KernelKit/UserMgr.h
index b7e7ac1d..82f8ca66 100644
--- a/dev/kernel/KernelKit/UserMgr.h
+++ b/dev/kernel/KernelKit/UserMgr.h
@@ -11,7 +11,7 @@
 
  Revision History:
 
- 04/03/25: Set users directory as /user/ instead of /usr/
+ 04/03/25: Set users directory as /libSystem/ instead of /usr/
 
  ------------------------------------------- */
 
diff --git a/dev/user/AsmProc.h b/dev/libSystem/AsmProc.h
index 4b3b63c1..b707d533 100644
--- a/dev/user/AsmProc.h
+++ b/dev/libSystem/AsmProc.h
@@ -6,7 +6,7 @@
 
 #pragma once
 
-#include <user/SystemCalls.h>
+#include <libSystem/System.h>
 #include <cstdarg>
 
 IMPORT_C VoidPtr sci_syscall_arg_1(SizeT id);
diff --git a/dev/user/SystemCodes.h b/dev/libSystem/Codes.h
index 90457944..0451df64 100644
--- a/dev/user/SystemCodes.h
+++ b/dev/libSystem/Codes.h
@@ -6,9 +6,9 @@
 
 #pragma once
 
-#include <user/Macros.h>
+#include <libSystem/Macros.h>
 
-/// @file ProcessCodes.h
+/// @file Codes.h
 /// @brief Process Codes type and values.
 /// @author Amlal El Mahrouss (amlal@nekernel.org)
 
diff --git a/dev/user/Macros.h b/dev/libSystem/Macros.h
index 71957208..52dc904c 100644
--- a/dev/user/Macros.h
+++ b/dev/libSystem/Macros.h
@@ -10,7 +10,7 @@ Purpose: libsci Macros header.
 #pragma once
 
 /***********************************************************************************/
-/// @file user/Macros.h
+/// @file libSystem/Macros.h
 /// @brief Macros and Core types of the SCI (System Call Interface).
 /***********************************************************************************/
 
diff --git a/dev/user/SecurityPolicy.h b/dev/libSystem/SecurityPolicy.h
index a03c928b..812f52e2 100644
--- a/dev/user/SecurityPolicy.h
+++ b/dev/libSystem/SecurityPolicy.h
@@ -6,7 +6,7 @@
 
 #pragma once
 
-#include <user/SystemCalls.h>
+#include <libSystem/System.h>
 
 /// @file SecurityPolicy.h
 /// @brief Hardened Security Policy, used to restrict access to certain system calls.
\ No newline at end of file
diff --git a/dev/user/SystemCalls.h b/dev/libSystem/System.h
index d77c0b8f..920ea2b2 100644
--- a/dev/user/SystemCalls.h
+++ b/dev/libSystem/System.h
@@ -2,7 +2,7 @@
 

 Copyright (C) 2024-2025, Amlal El Mahrouss, all rights reserved.

 

-File: SystemCalls.h

+File: System.h

 Purpose: System Call Interface.

 

 ------------------------------------------- */

@@ -10,13 +10,18 @@ Purpose: System Call Interface.
 #ifndef SCI_SYSTEM_CALLS_H

 #define SCI_SYSTEM_CALLS_H

 

-#include <user/Macros.h>

+#include <libSystem/Macros.h>

 

 // ------------------------------------------------------------------------------------------ //

 /// @brief Types API.

 // ------------------------------------------------------------------------------------------ //

 

-typedef VoidPtr Ref;

+struct RefType {

+  UInt32  __hash;

+  VoidPtr __self;

+};

+

+typedef RefType* Ref;

 

 typedef Ref IORef;

 typedef Ref FSRef;

diff --git a/dev/user/docs/SPECIFICATION_SYSCALLS.md b/dev/libSystem/docs/SPECIFICATION_SYSCALLS.md
index b4b11c8c..b4b11c8c 100644
--- a/dev/user/docs/SPECIFICATION_SYSCALLS.md
+++ b/dev/libSystem/docs/SPECIFICATION_SYSCALLS.md
diff --git a/dev/user/user.json b/dev/libSystem/libSystem.json
index 2267175e..fdcd2a56 100644
--- a/dev/user/user.json
+++ b/dev/libSystem/libSystem.json
@@ -13,8 +13,8 @@
     "-Wl,--subsystem=17"
   ],
   "cpp_macros": [
-    "kSCIVersion=0x0100",
-    "kSCIVersionHighest=0x0100",
-    "kSCIVersionLowest=0x0100"
+    "kLibSystemVersion=0x0100",
+    "kLibSystemVersionHighest=0x0100",
+    "kLibSystemVersionLowest=0x0100"
   ]
 }
diff --git a/dev/user/obj/.keep b/dev/libSystem/obj/.keep
index e69de29b..e69de29b 100644
--- a/dev/user/obj/.keep
+++ b/dev/libSystem/obj/.keep
diff --git a/dev/user/src/GNUmakefile b/dev/libSystem/src/GNUmakefile
index 9b901f9f..9b901f9f 100644
--- a/dev/user/src/GNUmakefile
+++ b/dev/libSystem/src/GNUmakefile
diff --git a/dev/user/src/SystemCalls.cc b/dev/libSystem/src/System.cc
index f004718c..1c28303d 100644
--- a/dev/user/src/SystemCalls.cc
+++ b/dev/libSystem/src/System.cc
@@ -4,8 +4,8 @@
 

 ------------------------------------------- */

 

-#include <user/AsmProc.h>

-#include <user/SystemCalls.h>

+#include <libSystem/AsmProc.h>

+#include <libSystem/System.h>

 

 /// @file SystemCalls.cc

 /// @brief Source file for the memory functions/syscalls for libSystem.sys

diff --git a/dev/user/src/SystemCalls+IO.asm b/dev/libSystem/src/SystemCalls+IO.asm
index 097046af..097046af 100644
--- a/dev/user/src/SystemCalls+IO.asm
+++ b/dev/libSystem/src/SystemCalls+IO.asm